1 2001-11-09 Kazu Hirata <kazu@hxi.com>
3 * config/convex/convex.c: Fix comment formatting.
4 * config/convex/convex.h: Likewise.
6 2001-11-08 Zack Weinberg <zack@codesourcery.com>
8 * Makefile.in (.po.pox): Look both in srcdir and builddir
10 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
11 to the source directory.
13 2001-11-09 Ben Elliston <bje@redhat.com>
14 Michael Meissner <meissner@redhat.com>
15 Andrew MacLeod <amacleod@redhat.com>
16 Richard Henderson <rth@redhat.com>
17 Nick Clifton <nickc@redhat.com>
18 Catherine Moore <clm@redhat.com>
20 * m32r.c: Add support for m32rx processor.
24 * m32r-protos.h: Add prototypes for m32rx functions.
25 * doc/invoke.texi: Document -m32rx option.
27 2001-11-09 Jakub Jelinek <jakub@redhat.com>
29 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
32 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
34 * doc/install.texi2html: Use $MAKEINFO --no-split.
36 2001-11-09 Andreas Schwab <schwab@suse.de>
38 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
39 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
40 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
41 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
42 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
44 2001-11-09 H.J. Lu <hjl@gnu.org>
46 * config/mips/mips.c (mips_output_function_prologues): Cast
47 `tsize' to long for output.
49 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
51 * c-lang.c (LANG_HOOKS_NAME): New.
52 (lang_hooks): Constify.
53 (c_init_options): Update.
54 (lang_identify): Remove.
55 * c-parse.in (language_string): Remove.
56 * dbxout.c: Include langhooks.h.
57 (dbxout_symbol_location): Update.
58 * dwarf2out.c: Include langhooks.h.
59 (gen_compile_unit_die): Update.
60 * dwarfout.c: Include langhooks.h.
61 (prototyped_attribute, output_compile_unit_die): Update.
62 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
63 (LANG_HOOKS_INITIALIZER): Update.
64 * langhooks.h (struct lang_hooks): New members. Constify.
65 * stringpool.c: Don't include toplev.h.
66 (set_identifier_size): Remove.
67 * toplev.c (toplev_main): Initialize identifier size.
68 (print_version): Update.
69 * tree.h (language_string, init_lex, lang_identify,
70 set_identifier_size): Remove.
71 * Makefile.in: Update dependencies.
72 * config/darwin.c: Include langhooks.h.
73 (func_name_maybe_scoped): Update.
74 * config/darwin.h (ASM_END_FILE): Update.
75 * config/nextstep.h (ASM_END_FILE): Update.
76 * config/nextstep21.h (ASM_END_FILE): Update.
77 * config/i386/sun386.h (ASM_END_FILE): Update.
78 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
79 (rs6000_output_function_epilogue): Update.
81 * objc-act.c (LANG_HOOKS_NAME): Override.
82 (struct lang_hooks): Constify.
83 (objc_init_options): Update.
84 (lang_identify): Remove.
86 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
88 * fold-const.c (lshift_double): Honor PREC.
89 (rshift_double): Likewise.
91 2001-11-08 Kazu Hirata <kazu@hxi.com>
93 * config/1750a/1750a.c: Fix comment formatting.
94 * config/1750a/1750a.h: Likewise.
96 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
98 * configure.in (--enable-languages): Be more permissive about
99 syntax. Check for empty lists better. Warn about $LANGUAGES.
100 * configure: Regenerated.
102 2001-11-08 Richard Henderson <rth@redhat.com>
104 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
106 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
108 * config.gcc: Rename stormy16 to xstormy16.
109 * config/stormy16/stormy-abi: Likewise.
110 * config/stormy16/stormy16-protos.h: Likewise.
111 * config/stormy16/stormy16.c: Likewise.
112 * config/stormy16/stormy16.h: Likewise.
113 * config/stormy16/stormy16.md: Likewise.
115 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
117 * tree.h (TYPE_VOLATILE): Add enable-checking code.
118 (TYPE_READONLY): Likewise.
120 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
122 * reload1.c (reload): Don't delete equiv insn if can throw.
124 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
125 (clear_storage): Likewise, for OBJECT.
127 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
129 * pa.c (emit_move_sequence): Fix SUBREG expression to
130 use proper byte offset when extending a constant from
133 2001-11-09 Jakub Jelinek <jakub@redhat.com>
135 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
138 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
140 * explow.c (convert_memory_address, case SUBREG): Only return
141 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
143 2001-11-08 Richard Henderson <rth@redhat.com>
145 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
146 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
147 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
149 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
151 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
153 2001-11-08 Jakub Jelinek <jakub@redhat.com>
155 * dwarf2out.c (debug_str_hash): New.
156 (struct indirect_string_node): New.
157 (struct dw_val_struct): Change type of val_str to it.
158 (DEBUG_STR_SECTION_FLAGS): Define.
159 (add_AT_string): Push string into hashtable, increment reference
161 (AT_string): Return string from ht_identifier.
162 (AT_string_form): New.
163 (free_AT): For dw_val_class_str, just decrement reference counter.
164 (size_of_string): Remove.
165 (size_of_die): Use AT_string_form to decide what size the string
167 (size_of_pubnames): Use strlen instead of size_of_string.
168 (value_format): Use AT_string_form for dw_val_class_str.
169 (output_die): Output DW_FORM_strp strings using
170 dw2_asm_output_offset.
171 (indirect_string_alloc, output_indirect_string): New.
172 (dwarf2out_finish): Emit .debug_str strings if there are any.
174 2001-11-08 Andreas Franck <afranck@gmx.de>
176 * configure.in: Add AC_ARG_PROGRAM to support program name
177 transformation with --program-prefix, --program-suffix and
178 --program-transform-name.
179 * configure: Regenerated.
180 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
181 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
182 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
183 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
184 program_transform_name the way suggested by autoconf.
185 (GCC_TARGET_INSTALL_NAME): Define.
186 (install-driver): Use the transformed target alias name.
188 2001-11-08 Richard Henderson <rth@redhat.com>
190 * config/mips/mips.c (save_restore_insns): Remove GP from the
191 restore registers mask early instead of special casing it inside
194 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
196 * cp/decl.c (shadow_warning): New function.
197 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
198 and an error when a block scope decl shadows a parameter.
200 2001-11-08 Richard Henderson <rth@redhat.com>
202 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
205 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
207 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
208 to implement floating negation on processors prior to PA 2.0.
210 2001-11-08 Jakub Jelinek <jakub@redhat.com>
212 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
213 (USE_LINKONCE_INDIRECT): Define.
214 (dw2_output_indirect_constant_1): Try to output indirect constants
215 into linkonce sections if possible.
216 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
217 (dw2_output_indirect_constants): Likewise.
219 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
221 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
223 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
225 * c-decl.c (pushdecl): Remove file and line.
226 * c-typeck.c (pop_init_level): Remove size.
228 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
230 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
233 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
234 (TARGET_ALTIVEC): New.
235 (TARGET_SWITCHES): Add altivec.
236 (FIRST_PSEUDO_REGISTER): Change to 109.
237 (CALL_USED_REGISTERS): Same.
238 (FIRST_ALTIVEC_REGNO): New.
239 (LAST_ALTIVEC_REGNO): New.
240 (ALTIVEC_REGNO_P): New.
241 (UNITS_PER_ALTIVEC_WORD): New.
242 (ALTIVEC_VECTOR_MODE): New.
243 (FIXED_REGISTERS): Add altivec registers.
244 (REG_ALLOC_ORDER): Same.
245 (HARD_REGNO_NREGS): Adjust for altivec registers.
246 (HARD_REGNO_MODE_OK): Same.
247 (MODES_TIEABLE_P): Same.
248 (REGISTER_MOVE_COST): Same.
249 (REGNO_REG_CLASS): Same.
250 (reg_class): Add ALTIVEC_REGS.
251 (REG_CLASS_NAMES): Same.
252 (REG_CLASS_CONTENTS): Same.
253 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
254 (ALTIVEC_ARG_RETURN): New.
255 (FUNCTION_VALUE): Handle VECTOR_TYPE.
256 (LIBCALL_VALUE): Handle altivec vector modes.
257 (VECTOR_MODE_SUPPORTED_P): New.
258 (ALTIVEC_ARG_MIN_REG): New.
259 (ALTIVEC_ARG_MAX_REG): New.
260 (ALTIVEC_ARG_NUM_REG): New.
261 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
262 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
263 (REGISTER_NAMES): Add altivec regs.
264 (DEBUG_REGISTER_NAMES): Same.
265 (ADDITIONAL_REGISTER_NAMES): Same.
266 (rs6000_builtins): New.
267 (MD_EXPAND_BUILTIN): New.
268 (MD_INIT_BUILTINS): New.
269 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
270 for AltiVec instructions.
271 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
272 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
274 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
275 (TARGET_SWITCHES): Add no-altivec.
276 (DATA_ALIGNMENT): Align vectors to 128 bits.
277 (TARGET_OPTIONS): Add abi= option.
278 Add rs6000_abi_string extern.
279 (LOCAL_ALIGNMENT): New.
280 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
281 (MASK_ALTIVEC_ABI): New.
282 (TARGET_ALTIVEC_ABI): New.
283 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
285 (STACK_BOUNDARY): Adjust for altivec.
286 (BIGGEST_ALIGNMENT): Same.
287 (rs6000_args): Add vregno.
288 (USE_ALTIVEC_FOR_ARG_P): New.
289 (FIXED_REGISTERS): Add vrsave register.
290 (CALL_USED_REGISTERS): Same.
291 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
293 (reg_class): Add VRSAVE_REGS.
294 (REG_CLASS_NAMES): Same.
295 (REG_CLASS_CONTENTS): Same.
296 (REGNO_REG_CLASS): Same.
298 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
299 (ABI_STACK_BOUNDARY): Same.
300 (BIGGEST_ALIGNMENT): Same.
301 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
302 (ROUND_TYPE_ALIGN): Same.
304 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
307 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
310 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
313 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
314 (altivec_expand_builtin): New.
315 (altivec_init_builtins): New.
316 (TARGET_EXPAND_BUILTIN): New.
317 (TARGET_INIT_BUILTINS): New.
318 (rs6000_init_builtins): New.
319 (struct builtin_description): New.
321 (rs6000_reg_names): Add altivec registers.
322 (alt_reg_names): Same.
323 (secondary_reload_class): Altivec regs can hold altivec regs and
325 (rs6000_emit_move): Force constants into memory for AltiVec moves.
326 (print_operand): Add 'y' case for printing altivec memory
328 (rs6000_legitimize_address): Legitimize vector addresses into
330 (altivec_expand_binop_builtin): New.
331 New string rs6000_current_abi.
332 (rs6000_override_options): Call rs6000_parse_abi_options.
333 (rs6000_parse_abi_options): New.
334 (function_arg_boundary): Vector arguments must be 16
336 (function_arg_advance): Handle vector arguments.
337 (function_arg_partial_nregs): Same.
338 (init_cumulative_args): Same.
339 (function_arg): Same.
341 * config/rs6000/rs6000.md (altivec_lvx): New.
342 (type): Add altivec attribute.
344 (*movv4si_internal): New.
346 (*movv16qi_internal): New.
348 (*movv8hi_internal1): New.
350 (*movv4sf_internal1): New.
467 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
469 * Makefile.in (df.o): Add fibheap.h to dependencies.
471 * df.h: Add prototypes for transfer functions, iterative_dataflow
473 (enum df_flow_dir): New enum.
474 (enum df_confluence_op): New enum.
475 (struct df): Add inverse_rts_map.
477 * df.c: Add sbitmap.h to the list of includes.
478 (df_rd_global_compute): Removed.
479 (df_ru_global_compute): Removed.
480 (df_lr_global_compute): Removed.
481 (df_rd_transfer_function): New function.
482 (df_ru_transfer_function): New function.
483 (df_lr_transfer_function): New function.
484 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
485 Use iterative_dataflow_bitmap instead of df_*_global_compute.
486 (iterative_dataflow_sbitmap): New function.
487 (iterative_dataflow_bitmap): New function.
489 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
491 * doc/gcc.texi: Move terminology and spelling conventions to
492 htdocs/codingconventions.html.
494 2001-11-07 Graham Stott <grahams@redhat.com>
496 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
498 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
500 * expmed.c (expand_mult): Force operand to register before computing
502 * i386.c (x86_decompose_lea): New global vairable.
503 * i386.h (x86_decompose_lea): Declare.
504 (TARGET_DECOMPOSE_LEA): New macro.
505 (RTX_COST): Handle leas properly.
507 2001-11-06 Richard Henderson <rth@redhat.com>
509 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
510 defined for a CONSTRUCTOR; don't check it.
512 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
514 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
515 test for absolute pathnames.
517 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
519 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
520 instructions up to the target pc inclusive.
522 2001-11-06 Steve Christiansen <smc@us.ibm.com>
524 * loop.c (loop_regs_scan): Don't invalidate PIC register.
526 2001-11-06 Eric Christopher <echristo@redhat.com>
528 * config/mips/mips.md(movdf_internal2): Add constraints for float
529 to general register move.
530 * config/mips/elf64.h: Add default ABI.
532 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
534 * alias.c:: Include langhooks.h.
535 * emit-rtl.c: Similarly.
536 * toplev.c: Similarly.
537 * tree-inline.c: Similarly.
538 * langhooks-def.h: New, the old langhooks.h. Give the default
539 hooks a common prefix.
540 * langhooks.h: Contents extracted from toplev.h.
541 * toplev.h: Move langhook stuff to langhooks.h.
542 * langhooks.c: Give default hooks a common prefix.
544 * c-lang.c: Include langhooks-def.h.
545 * objc/objc-act.c: Similarly.
546 * Makefile.in: Update.
547 * objc/Make-lang.in: Update.
549 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
551 * doc/install.texi: Document that configure options not listed in
552 this file are unsupported. Document --with-system-zlib.
554 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
556 * rtl.h (mem_for_const_double): New declaration.
557 * varasm.c (mem_for_const_double): New function.
558 * config/convex/convex.md (movdf): Use it.
559 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
560 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
561 * config/m68k/m68kv4.h: Likewise.
563 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
564 of new GP reg classes.
566 * expr.c (store_field): When making temp object for unaligned
567 component, set it to alias set 0.
569 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
571 * c-common.c (c_expand_expr_stmt): Apply default conversions to
572 non-lvalue arrays if C99.
573 * c-typeck.c (default_conversion): Split out code handling
574 array-to-pointer and function-to-pointer conversions into a
575 separate default_function_array_conversion function.
576 (default_function_array_conversion): New function. Keep track of
577 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
578 arrays unchanged outside C99 mode instead of giving an error for
580 (build_component_ref): Use pedantic_non_lvalue when handling
581 COMPOUND_EXPR. Don't handle COND_EXPR specially.
582 (convert_arguments): Use default_function_array_conversion.
583 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
585 (unary_complex_lvalue): Likewise.
586 (internal_build_compound_expr): Use
587 default_function_array_conversion. Apply default conversions to
588 function in compound expression.
589 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
590 Use default_function_array_conversion.
591 * doc/extend.texi: Update documentation of subscripting non-lvalue
595 2001-11-05 Zack Weinberg <zack@codesourcery.com>
597 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
598 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
599 corresponding to the complete set of .po and .gmo files in
600 the source directory's po subdir, modified by LINGUAS. Don't
602 * configure.in: Don't set ALL_LINGUAS.
603 * configure: Regenerate.
605 * Makefile.in (.po.gmo): Don't move into source directory.
606 (.po.pox): Clarify comments.
607 (install-po): Look for .gmo files in both srcdir and objdir;
608 don't fail if a file is totally missing.
609 (distclean): rmdir ada subdirectory too.
611 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
613 * config/rs6000/rs6000.c (rs6000_select_section): Handle
614 CONSTRUCTORs _correctly_.
616 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
618 * c-decl.c (delete_block): Remove.
619 * c-tree.h (delete_block): Remove.
621 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
623 * cppexp.c (lex, parse_defined): Update warning about defined.
625 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
627 * config/rs6000/rs6000.c (rs6000_select_section): Handle
630 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
632 * config/arm/arm.c (arm_return_in_memory): Cope with
633 int_size_in_bytes returning -1.
635 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
638 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
640 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
641 remove unneded depdendencies;
643 * cfglayout.c, cfglayout.h: New files; break out from ...
644 * bb-reorder.c: ... here; Remove unneeded includes;
646 2001-11-04 Alan Modra <amodra@bigpond.net.au>
648 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
650 2001-11-04 David Edelsohn <edelsohn@gnu.org>
652 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
653 mode as well. Do not explicitly create intermediate regs.
655 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
658 (common_section): Delete unused variable.
659 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
660 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
661 * arm-protos.h (arm_poke_function_name, aof_add_import,
662 aof_delete_import): Const-ify.
663 * arm.c (legitimize_pic_address): Wrap variables in the macro
664 controlling their usage.
665 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
666 (arm_poke_function_name, pic_chain, import, aof_add_import,
667 aof_delete_import): Const-ify.
668 * i386.c (ix86_osf_output_function_prologue): Const-ify.
669 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
670 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
671 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
672 * i860/sysv3.h: Add missing comment closure.
673 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
674 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
677 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
678 (i960-*-*): Set tmake_file.
679 (sparc86x-*-elf*): Fix typo in header name.
681 * sched-rgn.c (schedule_insns): Delete unused variable.
683 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
686 * c-typeck.c (lookup_field): Rework to return a chain down to
688 (build_component_ref): Use the new lookup_field to handle
689 nested anonymous entities correctly.
691 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
693 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
694 Change parameters to gen_rtx_CONST_DOUBLE.
695 (GEN_INT64, sparc_emit_set_const64): Likewise.
696 * config/sparc/sparc.md (movdf split): Likewise.
698 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
700 * unroll.c (calculate_giv_inc): Use find_last_value rather
701 than just hoping the last instruction is the right SET.
702 [Fixes 990604-1.c on stormy16.]
704 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
705 library at all if -T is used.
707 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
708 some uses of uninitialized variables in error cases.
710 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
711 look at 'temp' if we won't be using it.
713 * config/stormy16/stormy16.h (CONST_COSTS): Define.
715 (ADDRESS_COST): Define.
716 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
718 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
720 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
721 stormy16_asm_output_mi_thunk.
722 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
724 * config/stormy16/stormy16-protos.h
725 (stormy16_asm_output_mi_thunk): New prototype.
727 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
729 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
730 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
731 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
732 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
733 sched-int.h, toplev.c, config/alpha/alpha.c,
734 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
735 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
736 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
737 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
738 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
739 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
740 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
742 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
744 * Makefile.in (dbxout.o): Depend on function.h.
745 * collect2.c (is_in_list): Hide unused function.
746 * dbxout.c: Include function.h.
747 (source_label_number, dbxout_source_line, dbxout_source_file,
748 dbxout_function_end, dbxout_begin_function): Wrap/move inside
749 macros controlling usage.
750 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
751 * output.h (exports_section): Prototype.
753 * convex.c (convex_output_function_prologue): Fix format specifier
755 (asm_declare_function_name): Fix signed/unsigned warning.
756 (print_operand): Fix format specifier warning.
757 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
758 * dsp16xx-protos.h (uns_comparison_operator,
759 num_1600_core_shifts): Prototype.
760 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
761 (frame_size, frame_pointer_offset): Delete.
762 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
763 Make static. Fix format specifier warnings.
764 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
765 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
766 * dsp16xx.md: Add default case in switches.
767 * fr30.h (IN_RANGE): Delete.
768 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
769 * mcore-protos.h (mcore_output_cmov): Const-ify.
770 * mcore.c (mcore_output_cmov): Likewise.
771 * mcore.h (switch_to_section): Make static and prototype.
772 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
773 unsigned>=0 warnings.
774 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
775 * rs6000-protos.h (read_only_data_section,
776 read_only_private_data_section): Prototype.
777 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
778 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
779 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
781 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
783 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
785 * final.c (final_scan_insn): Add brackets around body of if-stmt.
786 * gcc.c (convert_filename): Add static prototype. Const-ify.
787 Wrap variable in macros controlling its use.
788 * output.h (sdata_section): Add prototype.
790 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
791 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
792 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
793 (ASM_FILE_START): Const-ify.
794 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
796 * c4x.md: Don't use the 'U' integer suffix.
797 * clipper.md (clipper_movstr): Delete declaration.
798 * d30v-protos.h (d30v_move_2words): Const-ify.
799 (debug_stack_info): Add prototype.
800 * d30v.c: Include "integrate.h".
801 (d30v_function_arg_boundary, d30v_function_arg,
802 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
803 signed/unsigned warnings.
804 (d30v_print_operand_memory_reference, d30v_move_2words):
806 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
807 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
808 * fr30.md: Const-ify.
809 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
810 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
811 (mvs_get_label_page): Hide unused static function.
812 * i860.c (current_function_original_name): Const-ify.
813 * i860/sysv3.h (current_function_original_name): Likewise.
814 * i860/sysv4.h (current_function_original_name): Likewise.
815 * i960.md: Add default case in switches. Remove unused variable.
816 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
817 * m32r.md: Const-ify.
818 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
819 * m68hc11.c: Include "reload.h".
820 (static_chain_reg, print_options, m68hc11_asm_file_start):
822 * m68hc11.md: Delete unused variable. Const-ify. Add parens
823 around & in comparison.
824 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
825 * mn10200.c (shift_mode): Remove trailing comma.
826 * mn10300-protos.h (output_tst): Const-ify.
827 * mn10300.c (output_tst): Likewise.
828 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
830 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
831 * pa.c (output_ascii): Likewise.
832 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
833 * pdp11.md (expand_unop): Delete declarations.
834 * pj-protos.h (pj_output_addsi3): Const-ify.
835 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
836 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
837 unique_src_operand): Add prototypes.
838 (pj_output_store_into_lval): Make definition static.
839 (pj_function_incoming_arg): Don't use unary plus.
840 (pj_output_addsi3): Const-ify.
841 * romp.md (get_symref): Delete declarations.
842 * v850-c.c (mark_current_function_as_interrupt): Don't return
843 value from void function.
844 * v850.c: Include "integrate.h".
845 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
846 * vax-protos.h (const_section): Add prototype.
848 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
850 * machmode.def: Add documentation for the seventh argument in
853 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
855 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
857 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
858 <-melf>: Don't have markup for ELF acronym.
860 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
862 * config.gcc (mmix-*-*): New target.
863 * doc/invoke.texi: Document MMIX options.
864 * doc/contrib.texi: Add note about MMIX port to my entry.
865 * config/mmix/t-mmix: New file.
866 * config/mmix/mmix.h: New file.
867 * config/mmix/mmix-protos.h: New file.
868 * config/mmix/mmix.c: New file.
869 * config/mmix/mmix.md: New file.
870 * config/mmix/crti.asm: New file.
871 * config/mmix/crtn.asm: New file.
873 2001-11-03 Kazu Hirata <kazu@hxi.com>
875 * config/sparc/linux-aout.h: Fix comment formatting.
876 * config/sparc/linux.h: Likewise.
877 * config/sparc/linux64.h: Likewise.
878 * config/sparc/lynx.h: Likewise.
879 * config/sparc/pbd.h: Likewise.
880 * config/sparc/sol2-sld-64.h: Likewise.
881 * config/sparc/sol2.h: Likewise.
882 * config/sparc/sparc.c: Likewise.
883 * config/sparc/sparc.h: Likewise.
884 * config/sparc/sparc.md: Likewise.
885 * config/sparc/sunos4.h: Likewise.
886 * config/sparc/vxsim.h: Likewise.
887 * config/sparc/vxsparc.h: Likewise.
888 * config/sparc/vxsparc64.h: Likewise.
890 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
892 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
893 reference to CONST_DOUBLE_MEM in comment.
894 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
895 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
896 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
897 * function.c (pop_function_context_from): Don't call
898 restore_varasm_status.
899 * function.h (restore_varasm_status): Delete declaration.
900 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
902 * rtl.def (CONST_DOUBLE): Update comment.
903 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
904 (CONST_DOUBLE_CHAIN): Likewise.
905 (CONST_DOUBLE_MEM): Delete.
906 (gen_rtx_CONST_DOUBLE): Update parameters.
907 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
908 Remove reference to CONST_DOUBLE_MEM.
909 (const_alias_set): New variable.
910 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
911 (immed_real_const_1): Adjust tests for 0, 1, and 2.
912 Don't set CONST_DOUBLE_MEM.
913 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
914 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
915 Put constant in const_alias_set.
916 (struct pool_constant): ALIGN now unsigned.
917 OFFSET now HOST_WIDE_INT.
919 (restore_varasm_status): Deleted.
920 (mark_pool_constant): Mark desc->rtl.
921 (force_const_mem): Rework to store rtl in hash table,
922 not CONST_DOUBLE_MEM.
923 Put constant in const_alias_set.
924 (find_pool_constant): Check desc->rtl.
925 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
926 (init_varasm_once): Initialize const_alias_set.
928 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
931 * reload.c (combine_reloads): Don't combine an output reload if there
932 are other reloads around for part of the output.
934 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
936 (set_mem_decl): New function.
937 * expr.h (set_mem_decl): New declaration.
938 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
939 (output_asm_operand_names): Add tab.
940 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
942 * builtins.c (get_memory_rtx): Properly set MEM alias set and
945 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
947 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
948 Use "invalid" instead of "illegal". Use @r in comments in
951 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
953 * c-decl.c (pushdecl): Move block inside if conditional to remove
954 possibility of a segfault. Lookup block-level extern
955 variables in enclosing scopes correctly.
957 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
959 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
961 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
962 SUBREG so we avoid SUBREGing memory.
964 * expmed.c (store_bit_field): Same.
966 2001-11-02 DJ Delorie <dj@redhat.com>
968 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
969 using FP registers for DImode mem-mem moves is acceptable.
971 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
973 * builtins.c (apply_args_size): Handle vector arguments.
974 (apply_result_size): Same.
976 * machmode.def: Set WIDER mode field for all vector entries.
978 2001-11-02 Graham Stott <grahams@redhat.com>
980 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
982 2001-11-01 Eric Christopher <echristo@redhat.com>
984 * config.gcc: Revert part of earlier patch.
985 * config/mips/linux.h: Ditto.
986 * df.c: Include tm_p.h to avoid warnings.
987 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
989 * config/mips/mips.c: Define mips_abi regardless.
990 (mips_output_function_prologues): Add long casts for .frame
992 (override_options): Allow use of ABI_32.
994 2001-11-01 Kazu Hirata <kazu@hxi.com>
996 * config/m68hc11/m68hc11.c: Fix comment formatting.
997 * config/m68hc11/m68hc11.h: Likewise.
998 * config/m68hc11/m68hc11.md: Likewise.
1000 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1002 * c-typeck.c (default_conversion): Retain the original expression
1004 * gcc.dg/Wparentheses.c: New tests.
1006 2001-11-01 David S. Miller <davem@redhat.com>
1008 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1009 64-bit Sparc description more in line with reality.
1011 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1013 * Makefile.in (GCOV_OBJS): Add version.o.
1014 * gcov.c: Include "version.h" and <getopt.h>.
1015 (gcov_version_string): Remove.
1016 (print_usage): Take a parameter to determine whether this is a
1017 call from --help or an error message. Give fuller output that
1018 follows the GNU Coding Standards for --help.
1019 (print_version): New function.
1021 (process_args): Use getopt_long. Support long options. Follow
1022 GNU Coding Standards for --help and --version.
1023 * doc/gcov.texi: Document long options.
1024 Addresses part of PR other/704.
1026 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1028 * pa.c (output_move_double): Fix typo in double load.
1030 2001-11-01 Kazu Hirata <kazu@hxi.com>
1032 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1033 before passing it to ggc_alloc_string.
1035 2001-11-01 Kazu Hirata <kazu@hxi.com>
1037 * config/m68k/3b1.h: Fix comment formatting.
1038 * config/m68k/3b1g.h: Likewise.
1039 * config/m68k/a-ux.h: Likewise.
1040 * config/m68k/amix.h: Likewise.
1041 * config/m68k/apollo68.h: Likewise.
1042 * config/m68k/atari.h: Likewise.
1043 * config/m68k/aux-exit.c: Likewise.
1044 * config/m68k/ccur-GAS.h: Likewise.
1045 * config/m68k/crds.h: Likewise.
1046 * config/m68k/dpx2.h: Likewise.
1047 * config/m68k/dpx2g.h: Likewise.
1048 * config/m68k/hp310.h: Likewise.
1049 * config/m68k/hp320.h: Likewise.
1050 * config/m68k/isi.h: Likewise.
1051 * config/m68k/linux.h: Likewise.
1052 * config/m68k/lynx.h: Likewise.
1053 * config/m68k/m68k-psos.h: Likewise.
1054 * config/m68k/m68k.c: Likewise.
1055 * config/m68k/m68k.h: Likewise.
1056 * config/m68k/m68k.md: Likewise.
1057 * config/m68k/m68kelf.h: Likewise.
1058 * config/m68k/m68kv4.h: Likewise.
1059 * config/m68k/mot3300.h: Likewise.
1060 * config/m68k/news.h: Likewise.
1061 * config/m68k/next.h: Likewise.
1062 * config/m68k/pbb.h: Likewise.
1063 * config/m68k/plexus.h: Likewise.
1064 * config/m68k/sgs.h: Likewise.
1065 * config/m68k/sun3.h: Likewise.
1066 * config/m68k/tower.h: Likewise.
1067 * config/m68k/vxm68k.h: Likewise.
1069 2001-10-31 DJ Delorie <dj@redhat.com>
1071 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1072 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1073 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1074 * config/mips/mips.c (mips_cache_flush_func): New.
1075 * doc/invoke.texi: Document the new options.
1077 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1079 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1080 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1082 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1084 * config/cris/cris.c: Include output.h after tree.h but before
1087 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1089 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1090 (INTL_SUBDIRS): Just intl.
1091 (.SUFFIXES): Add .gmo .po .pox.
1092 (native): Also depend on build-@POSUB@.
1093 (intl.all, intl.install): Depend on config.h and things it includes.
1094 (po-generated): New target; depend on c-parse.c and tradcif.c.
1095 (install-normal): Also depend on install-@POSUB@.
1096 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1097 (build-, install-, build-po, update-po, install-po,
1098 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1100 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1101 * configure.in: Don't munge XGETTEXT. Don't generate
1103 * configure: Regenerate.
1105 * exgettext: Delete.
1106 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1107 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1109 2001-10-31 Kazu Hirata <kazu@hxi.com>
1111 * config/h8300/h8300.md (two anonymous patterns): New.
1113 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1115 * tree.h (tree_index): Add support for V16QI and V8HI.
1116 (V8HI_type_node): New.
1117 (V16QI_type_node): New.
1119 * tree.c (build_common_tree_nodes_2): Same.
1121 * c-common.c (type_for_mode): Same.
1123 2001-10-31 Kazu Hirata <kazu@hxi.com>
1125 * config/i386/att.h: Fix comment formatting.
1126 * config/i386/beos-elf.h: Likewise.
1127 * config/i386/bsd.h: Likewise.
1128 * config/i386/bsd386.h: Likewise.
1129 * config/i386/crtdll.h: Likewise.
1130 * config/i386/cygwin.asm: Likewise.
1131 * config/i386/cygwin.h: Likewise.
1132 * config/i386/djgpp.h: Likewise.
1133 * config/i386/freebsd-aout.h: Likewise.
1134 * config/i386/freebsd.h: Likewise.
1135 * config/i386/gas.h: Likewise.
1136 * config/i386/i386-interix.h: Likewise.
1137 * config/i386/i386-protos.h: Likewise.
1138 * config/i386/i386.c: Likewise.
1139 * config/i386/i386.h: Likewise.
1140 * config/i386/i386.md: Likewise.
1141 * config/i386/i386elf.h: Likewise.
1142 * config/i386/interix.c: Likewise.
1143 * config/i386/isc.h: Likewise.
1144 * config/i386/isccoff.h: Likewise.
1145 * config/i386/iscdbx.h: Likewise.
1146 * config/i386/linux.h: Likewise.
1147 * config/i386/lynx.h: Likewise.
1148 * config/i386/mingw32.h: Likewise.
1149 * config/i386/netbsd-elf.h: Likewise.
1150 * config/i386/next.h: Likewise.
1151 * config/i386/osf1elf.h: Likewise.
1152 * config/i386/osfrose.h: Likewise.
1153 * config/i386/sco5.h: Likewise.
1154 * config/i386/seq-gas.h: Likewise.
1155 * config/i386/seq-sysv3.h: Likewise.
1156 * config/i386/sequent.h: Likewise.
1157 * config/i386/sol2.h: Likewise.
1158 * config/i386/sun386.h: Likewise.
1159 * config/i386/uwin.asm: Likewise.
1160 * config/i386/uwin.h: Likewise.
1161 * config/i386/vxi386.h: Likewise.
1162 * config/i386/win32.h: Likewise.
1163 * config/i386/winnt.c: Likewise.
1164 * config/i386/xm-cygwin.h: Likewise.
1165 * config/i386/xm-mingw32.h: Likewise.
1167 2001-10-31 Kazu Hirata <kazu@hxi.com>
1169 * builtins.def: Fix comment typos.
1170 * config/alpha.c: Likewise.
1171 * config/arm/arm.c: Likewise.
1172 * config/avr/avr.h: Likewise.
1173 * config/d30v/d30v.c: Likewise.
1174 * config/d30v/d30v.h: Likewise.
1175 * config/d30v/d30v.md: Likewise.
1176 * config/dsp16xx/dsp16xx.c: Likewise.
1177 * config/fr30/fr30.c: Likewise.
1178 * config/fr30/fr30.md: Likewise.
1179 * config/i386/i386.c: Likewise.
1180 * config/i860/i860.c: Likewise.
1181 * config/i960/i960.c: Likewise.
1182 * config/ia64/ia64.c: Likewise.
1183 * config/mips/mips.c: Likewise.
1184 * config/pa/pa.c: Likewise.
1185 * config/rs6000/rs6000.c: Likewise.
1186 * config/s390/s390.c: Likewise.
1187 * config/sparc/sparc.c: Likewise.
1189 2001-10-30 Kazu Hirata <kazu@hxi.com>
1191 * config/mips/elf.h: Fix comment formatting.
1192 * config/mips/elf64.h: Likewise.
1193 * config/mips/iris5.h: Likewise.
1194 * config/mips/iris5gas.h: Likewise.
1195 * config/mips/iris6.h: Likewise.
1196 * config/mips/isa3264.h: Likewise.
1197 * config/mips/linux.h: Likewise.
1198 * config/mips/mips.c: Likewise.
1199 * config/mips/mips.h: Likewise.
1200 * config/mips/mips.md: Likewise.
1201 * config/mips/mips16.S: Likewise.
1202 * config/mips/netbsd.h: Likewise.
1203 * config/mips/osfrose.h: Likewise.
1204 * config/mips/r3900.h: Likewise.
1205 * config/mips/sni-svr4.h: Likewise.
1206 * config/mips/svr4-t.h: Likewise.
1207 * config/mips/ultrix.h: Likewise.
1209 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1211 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1212 when we update head->current.
1214 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1216 * tree.c (id_string_size): Remove.
1217 (dump_tree_statistics): Update.
1218 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1220 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1222 * sched-rgn.c (schedule_insns): Fix comment.
1224 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1226 * configure.in: Correct previous change: don't assume that
1227 gas's version number _isn't_ the last thing on the line, or
1228 isn't the only number on the line, either.
1229 * configure: Regenerate.
1231 2001-10-30 Kazu Hirata <kazu@hxi.com>
1233 * cfgcleanup.c: Fix a comment typo.
1235 2001-10-30 Kazu Hirata <kazu@hxi.com>
1237 * alias.c: Fix comment formatting.
1238 * recog.c: Likewise.
1239 * config/cris/cris.c: Likewise.
1240 * config/cris/cris.h: Likewise.
1241 * config/i960/i960.c: Likewise.
1242 * config/i960/i960.h: Likewise.
1244 2001-10-30 Kazu Hirata <kazu@hxi.com>
1246 * config/arm/arm.c: Fix a comment typo.
1247 * config/arm/arm.h: Likewise.
1248 * config/ia64/ia64.c: Likewise.
1250 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1252 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1253 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1254 * rtl.h (set_unique_reg_note): Change return value.
1255 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1256 * cse.c (cse_insn): Likewise.
1257 * expr.c (emit_move_insn): Likewise.
1258 * explow.c (force_reg): Likewise.
1259 * local-alloc (update_equiv_regs): Likewise.
1260 * loop.c (move_moveables, load_mems): Likewise.
1261 * reload (find_reloads): Likewise.
1263 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1266 * c-decl.c (parmlist_tags_warning, start_struct,
1267 check_for_loop_decls): Separate messages for struct, union and
1268 enum cases to allow for languages in which they have different
1270 * c-format.c (scanf_flag_specs): Separate short and long name of
1271 the assignment suppression feature.
1272 (check_format_types): Localize "pointer" and "different types"
1274 * c-lex.c (lex_number): Localize "an unsigned long int" and
1276 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1278 * c-typeck.c (build_unary_up): Separate messages for increment and
1279 decrement cases to allow for languages in which they use different
1280 articles. Localize the strings "increment" and "decrement" in one
1283 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1285 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1286 when no changes has been made.
1288 * gcse.c (reg_set_bitmap): Turn into reg_set.
1289 (modify_mem_list_set, canon_modify_mem_list_set)
1290 (clear_modify_mem_tables, free_modify_mem_tables): New.
1291 (gcse_main); Use free_modify_mem_tables.
1292 (free_gcse_mem): Likewise; free the bitmaps.
1293 (alloc_gcse_main): Initialize the bitmaps.
1294 (canon_list_insert): Set canon_modify_mem_list_set.
1295 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1296 (compute_hash_table): Use clear_modify_mem_tables.
1297 (reset_opr_set_tables): Likewise.
1298 (oprs_not_set_p): reg_set_bitmap is regset.
1299 (mark_set, mark_clobber): Likewise.
1301 * df.h (DF_EQUIV_NOTES): New constant.
1302 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1305 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1306 (init_regions, schedule_insns): Conditionalize the checking
1307 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1309 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1311 * i386.md (movti_rex64 splitter): Fix condition.
1313 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1315 * configure.in: Do not assume that gas's version number is the
1316 last thing on the first line of as --version output.
1317 * configure: Regenerate.
1319 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1320 MT_WARNING, MT_ERROR, MT_FATAL.
1321 (main): Call gcc_init_libintl.
1322 (v_message): Call gettext on msgid and "warning: "
1323 * tradcif.y: Include intl.h.
1324 (yyerror): Make parameter definition consistent with
1325 prototype. Call gettext on msgid argument.
1327 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1329 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1332 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1334 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1336 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1337 before referencing it.
1339 2001-10-26 DJ Delorie <dj@redhat.com>
1341 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1342 override -G, and force -G0.
1344 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1346 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1347 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1348 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1349 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1351 * loop.h (struct induction): Rename ext_dependant to
1353 * loop.c: Change all uses.
1354 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1355 All callers changed.
1356 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1358 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1360 * c-parse.in (expr_no_commas, primary), c-typeck.c
1361 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1363 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1365 Undo assemble_name change in earlier patch.
1367 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1369 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1370 determining the type of the receiver, do not check that TREE_CODE
1371 of receiver is CALL_EXPR before calling receiver_is_class_object().
1372 (receiver_is_class_object): For the GNU runtime: recognize
1373 the case that the receiver is self in a class method context.
1374 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1375 the receiver is a call to objc_get_class.
1377 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1379 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1381 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1383 * Makefile.in (OBJS): Put all files in alphabetical order.
1385 * dwarf2out.c (add_const_value_attribute): Fix error in last
1388 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1390 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1391 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1393 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1394 (life_analysis): call purge_all_dead_edges after deleting noops.
1395 (delete_noop_move): Do not purge CFG.
1396 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1398 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1400 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1401 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1402 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1403 (ASM_OUTPUT_COMMON): Likewise.
1404 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1405 (rs6000_output_function_epilogue): Likewise.
1406 (output_mi_thunk): Fix typo.
1407 (rs6000_output_symbol_ref): Use assemble_name.
1408 (output_toc): Likewise.
1409 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1410 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1411 assemble_name calls STRIP_NAME_ENCODING.
1412 (ASM_OUTPUT_LABEL): Use assemble_name.
1413 (ASM_GLOBALIZE_LABEL): Likewise.
1414 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1415 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1416 (ASM_OUTPUT_LOCAL): Likewise.
1418 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1420 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1421 (expand_builtin_apply, expand_builtin_return): Likewise.
1422 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1424 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1426 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1427 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1428 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1429 configure, configure.in, except.c, except.h, flow.c, function.c,
1430 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1431 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1432 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1433 unroll.c: Fix spelling errors.
1435 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1437 * doc/gcc.texi: Document use of "dependent" and American spelling.
1439 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1441 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1444 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1446 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1448 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1450 * genrecog.c (write_switch): Output if before switch for
1451 DT_elt_zero_wide_safe.
1453 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1456 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1457 (FUNCTION_PROFILER): Const-ify.
1458 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1459 (eliminate_constant_term, assemble_name, output_addr_const):
1460 Remove declarations.
1461 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1462 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1463 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1464 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1465 (half_pic_declare, half_pic_external): Const-ify.
1466 * toplev.c: Include "halfpic.h".
1468 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1470 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1471 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1472 config/i386/i386.c, config/i386/i386-interix.h,
1473 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1474 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1475 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1476 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1477 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1478 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1479 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1482 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1483 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1484 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1485 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1486 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1487 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1488 system.h, toplev.c: Fix spelling errors.
1490 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1492 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1494 * dwarf2out.c (reg_number): Abort if pseudo.
1495 (reg_loc_descriptor): Return 0 if pseudo.
1496 (is_based_loc): Return 0 if pseudo.
1497 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1499 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1500 (loc_descriptor): Return 0 if can't find location and handle 0
1501 return from recursive calls.
1502 (loc_descriptor_from_tree): Likewise.
1503 Fix handling of indirect.
1504 Also return 0 for PLACEHOLDER_EXPR.
1505 Clean up COMPONENT_REF cases.
1506 (add_AT_location_descriptor): Simplify, but handle 0 return from
1508 (add_const_value_attribute): Avoid shift count warning.
1509 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1510 Set comp_unit_die as context if not in function.
1512 * config/mips/mips-protos.h: Break up long lines.
1513 Remove needless #ifdef/#endif blocks.
1514 Don't declare functions declared in file made by genpreds or recog.h.
1515 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1516 is now HOST_WIDE_INT; delete unneeded casts.
1517 * config/mips/mips.h: Don't use #elif.
1519 * expr.c (stor_constructor_field): Always call adjust_address.
1520 Copy TARGET before changing its alias set.
1521 (store_field): Likewise, for TO_RTX.
1522 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1524 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1525 (find_placeholder): Return 0 if can't find object.
1526 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1529 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1531 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1533 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1535 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1536 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1537 (merge_blocks): Properly udpate life after making edge nonfallthru.
1538 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1540 2001-10-26 Kazu Hirata <kazu@hxi.com>
1542 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1544 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1546 * c-typeck.c (convert_arguments): When comparing for enumeral
1547 type equality, use TYPE_MAIN_VARIANT.
1548 * gcc.dg/Wconversion.c: New tests.
1550 2001-10-26 Kazu Hirata <kazu@hxi.com>
1552 * s390/s390.c: Fix comment typos.
1553 * s390/s390.h: Likewise.
1554 * s390/s390.md: Likewise.
1556 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1558 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1559 (walk_tree): Use it for tail calls where appropriate.
1561 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1563 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1564 non-local label_refs.
1566 2001-10-26 Kazu Hirata <kazu@hxi.com>
1568 * config/h8300/h8300.md (4 anonymous patterns): New.
1570 2001-10-26 Kazu Hirata <kazu@hxi.com>
1572 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1573 algorithm through the shift_info structure.
1574 (emit_a_shift): Update the use of get_shift_alg.
1576 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1578 * sched-rgn.c: Remove bitset typedef.
1579 Change bitset to sbitmap in prototypes / variable types.
1581 Remove edgeset_bits.
1582 Remove edgeset_size.
1583 s/BITSET_ADD/SET_BIT/g
1584 s/BITSET_INVERT/sbitmap_ones/g
1585 s/BITSET_INTER/sbitmap_a_and_b/g
1586 s/BITSET_UNION/sbitmap_a_or_b/g
1587 s/BITSET_DIFFER/sbitmap_difference/g
1588 s/bitset_member/TEST_BIT/g
1589 (BITSET_*): Removed.
1590 (bitset_member): Removed.
1591 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1592 EXECUTE_IF_SET_IN_SBITMAP.
1593 (split_edges): Rewrite, use sbitmap functions instead of bitset
1595 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1597 2001-10-26 Andreas Schwab <schwab@suse.de>
1599 * reload1.c (emit_input_reload_insns): Fix parens in last
1600 (undocumented) change that was supposed to change only whitespace.
1602 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1604 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1606 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1609 2001-10-26 Andreas Jaeger <aj@suse.de>
1611 * flow.c (clear_log_links): Remove unused variable.
1612 * cfgcleanup.c (cleanup_cfg): Likewise.
1614 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1616 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1617 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1619 2001-10-26 Richard Henderson <rth@redhat.com>
1621 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1622 rename PV_REG to R27_REG.
1623 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1624 (REG_CLASS_FROM_LETTER): Update.
1625 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1626 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1627 (udivsi3, modsi3, umodsi3): Likewise.
1628 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1630 2001-10-26 Richard Henderson <rth@redhat.com>
1632 * cfg.c (clear_aux_for_blocks): Split out of ...
1633 (free_aux_for_blocks): here.
1634 (clear_aux_for_edges): Split from ...
1635 (free_aux_for_edges): here.
1636 * basic-block.h: Declare them.
1637 * lcm.c (compute_antinout_edge): Use them.
1638 (compute_laterin, compute_available, compute_nearerout): Likewise.
1639 (optimize_mode_switching): Likewise.
1641 2001-10-26 Richard Henderson <rth@redhat.com>
1643 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1644 moving everything back to the main build directory.
1646 2001-10-26 Christopher Faylor <cgf@redhat.com>
1648 * config/i386/cygwin.h: Search target specfic include directory, if
1651 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1654 of macro guards. Fix #endif comment.
1656 * output.h (default_exception_section, default_eh_frame_section):
1657 Move prototypes outside of macro guard.
1659 * crtstuff.c: Fix #endif comment.
1661 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1663 * doc/md.texi (movMM): Clarify semantics of storing into a
1664 non-paradoxical SUBREG.
1666 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1668 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1669 (lang_hook_default_get_alias_set): Move next to other alias
1671 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1672 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1673 (LANG_HOOKS_INITIALIZER): Add it.
1674 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1675 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1676 instead of a loop calling poplevel.
1678 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1680 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1681 occurrences of #elif with #if...#endif.
1683 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1685 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1687 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1689 * alias.c (can_address_p): No longer static.
1690 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1691 Return 0 if all parameters are default values.
1692 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1693 (adjust_address_1): Try harder to compute a size.
1694 * expr.c (expand_assignment, store_constructor): If can't address,
1695 set MEM_KEEP_ALIAS_SET_P.
1696 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1697 (store_field): Likewise.
1698 (store_constructor): Simplify call to store_constructor_field.
1699 * expr.h (can_address_p): New declaration.
1700 * gensupport.c (gen_rtx_CONST_INT): New function.
1701 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1702 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1703 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1705 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1707 2001-10-24 Christopher Faylor <cgf@redhat.com>
1709 * config/i386/cygwin.h: Use proper path for mingw crt files when
1712 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1714 * dwarf2out.c (file_info_cmp): Always return consistent results.
1716 2001-10-24 Roger Sayle <roger@eyesopen.com>
1718 * stmt.c (expand_end_case): Index jumptables from zero for
1719 suitably small values of minval.
1721 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1723 * stor-layout.c (place_union_field): If any field was aligned with
1724 attribute aligned, set record type's TYPE_USER_ALIGN.
1725 (place_field): Likewise.
1726 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1727 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1729 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1731 * c-common.h (struct c_common_identifier): Remove rid_code field.
1732 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1734 * c-typeck.c (constructor_designated): New local flag.
1735 (struct constructor_stack): Add "designated" field to match.
1736 (start_init): Clear it.
1737 (really_start_incremental_init, push_init_level): Push and
1739 (pop_init_level): Pop it.
1740 (set_designator): Set it.
1742 (pop_init_level): Suppress "missing initializer" warnings if
1743 constructor_designated is true.
1744 (process_init_element): Suppress warning about union
1745 initialization under traditional C, if constructor_designated
1748 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1750 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1753 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1755 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1757 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1759 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1760 the node was already a set to a constant.
1762 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1764 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1765 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1767 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1769 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1770 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1771 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1772 * s390.c (s390_final_chunkify): Don't use string concatenation.
1773 (s390_function_prologue, s390_function_epilogue): Const-ify.
1774 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1776 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1778 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1781 2001-10-23 Stan Shebs <shebs@apple.com>
1783 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1784 -traditional-cpp in first-stage compilation.
1786 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1788 * gensupport.c (target_flags): Add.
1790 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1792 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1794 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1795 * except.c (expand_builtin_frob_return_addr): Likewise.
1796 (expand_builtin_eh_return): Likewise.
1797 * stmt.c (expand_computed_goto): Likewise.
1798 * explow.c (memory_address): Likewise.
1799 (allocate_dynamic_stack_space): Clean up predicate testing.
1800 (probe_stack_range): Convert SIZE to Pmode.
1801 * calls.c (rtx_for_function_call): Only call convert_memory_address
1803 Pass function call operand as ptr_mode, not Pmode.
1804 * expr.c (expand_assignment): Clean up calls to convert_memory
1805 address by only doing so when needed and making offsets Pmode.
1806 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1807 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1808 is in Pmode, not ptr_mode.
1810 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1812 * darwin-protos.h (constructor_section, destructor_section,
1813 mod_init_section, mod_term_section): Prototype.
1814 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1816 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1818 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1819 objc_section_init declaration.
1820 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1821 (objc_section_init, try_section_alias): Make static.
1822 (alias_section): Make static and hide unused function.
1823 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1825 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1827 * alias.c (can_address_p): Compnonents are not addressable if
1828 the containing type has alias set 0.
1829 (get_alias_set): Rework to use STRIP_NOPS.
1830 Only call front-end routine on object, type, or object with
1831 NOPs stripped, not inner values.
1832 Use language hook to call front-end routine.
1833 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1834 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1835 Don't pass alignment to emit_block_move.
1836 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1837 (expand_builtin_memset): Likewise, but for clear_storage.
1838 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1839 and remove C++ specific parts.
1840 * c-common.h (c_common_get_alias_set): Add declaration.
1841 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1842 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1843 (save_fixed_argument_area): Call set_mem_align.
1844 Remove alignment in call to emit_block_move.
1845 (emit_library_call_value_1, store_one_arg): Likewise.
1846 (target_for_arg): Remove; disabled long ago.
1847 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1848 once and similar cleanups.
1849 (offset_address): Use proper introductory comment.
1850 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1851 from explicit operand; all callers changed.
1852 (clear_storage): Likewise.
1853 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1854 (store_field): Remove kludge on alias set used for to_rtx.
1855 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1856 (expand_expr_unaligned): Call set_mem_attributes instead of
1858 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1859 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1860 (expand_function_end): Track MEM attributes of trampolines.
1861 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1862 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1863 attributes from original.
1864 * langhooks.c (lang_hook_default_get_alias_set): New function.
1865 (hook_get_alias_set_0): New function.
1866 * langhooks.h (hook_get_alias_set_0): New declaration.
1867 (lang_hook_default_get_alias_set): Likewise.
1868 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1869 * reload1.c (alter_reg): Use adjust_address_nv.
1870 * rtl.c (get_mode_alignment): Moved to here.
1871 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1872 change default if unknown from 1 to BITS_PER_UNIT.
1873 * stor-layout.c (get_mode_alignment): Remove from here.
1874 * toplev.h (struct lang_hoks): Add get_alias_set field.
1875 * tree.h (lang_get_alias_set): Delete declaration.
1876 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1877 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1878 (ix86_va_arg): Likewise.
1879 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1880 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1881 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1882 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1883 (expand_block_move_mem): Remove dead code.
1885 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1887 * c-common.c (warn_div_by_zero): New.
1888 * c-common.h (warn_div_by_zero): New.
1889 * c-decl.c (c_decode_option): Take it on the command line.
1890 * c-typeck.c (build_binary_op): Warn about division by zero.
1891 * doc/invoke.texi: Document the new command line option, fix
1892 documentation of -Wmultichar.
1893 * testsuite/gcc.dg/divbyzero.c: New tests.
1894 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1896 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1898 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1900 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1901 to avoid update_life_info call.
1902 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1903 * cfgcleanup.c (bb_flags): New enum.
1904 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1905 (notice_new_block, update_forwarder_flag): New functions.
1906 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1907 (try_forward_edges): Likewise; update flags.
1908 (merge_blocks): Likewise.
1909 (outgoing_edges_match): Likewise.
1910 (try_crossjump_to_edge): Likewise.
1911 (try_optimize_cfg): Likewise; initialize and clear the flags;
1912 recompute life info if needed.
1913 (cleanup_cfg): No need to clear aux pointers.
1915 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1917 * config/i386/i386.c (override_options): Default to minimum
1918 stack alignment when optimizing for code size.
1919 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1922 * config/i386/i386.c (override_options): Set upper limit of
1923 -mpreferred-stack-boundary to 12.
1925 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1927 * recog.c (peephole2_optimize): Add default case to switch.
1929 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1931 * doc/gcc.texi (Sending Patches): Remove.
1933 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1935 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1936 fields when comparing.
1938 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1940 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1941 * arm.c (HOST_INT, HOST_UINT): Likewise.
1943 2001-10-22 Stan Shebs <shebs@apple.com>
1945 * config/darwin-protos.h (darwin_exception_section): Declare.
1946 (darwin_eh_frame_section): Declare.
1948 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1950 * i386.md (movti_rex64): Fix mode.
1952 2001-10-22 Stan Shebs <shebs@apple.com>
1954 * target.h (struct gcc_target): Add asm_out.exception_section,
1955 asm_out.eh_frame_section.
1956 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1957 (TARGET_ASM_EH_FRAME_SECTION): New.
1958 (TARGET_INITIALIZER): Update.
1959 * output.h (default_exception_section): Declare.
1960 (default_eh_frame_section): Declare.
1961 * dwarf2out.c: Include target.h.
1962 (output_call_frame_info): Call target hook for eh frames.
1963 (default_eh_frame_section): New function.
1964 * except.c: Include target.h.
1965 (output_function_exception_table): Call target hook for exception
1967 * varasm.c (default_exception_section): Rename from
1968 exception_section, remove EXCEPTION_SECTION macro.
1970 * config/darwin.h (darwin_eh_frame_section): New function.
1971 (EXCEPTION_SECTION): Remove.
1972 (TARGET_ASM_EXCEPTION_SECTION): Define.
1973 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1974 (nextstep_exception_section): New function.
1975 (nextstep_eh_frame_section): New function.
1976 (TARGET_ASM_EXCEPTION_SECTION): Define.
1977 (TARGET_ASM_EH_FRAME_SECTION): Define.
1979 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1980 (TARGET_ASM_EXCEPTION_SECTION): Define.
1981 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1982 (EXCEPTION_SECTION): Remove.
1983 (TARGET_ASM_EXCEPTION_SECTION): Define.
1984 * config/stormy16/stormy16.h: Remove comments referencing
1985 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1987 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1988 TARGET_ASM_EH_FRAME_SECTION.
1990 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1992 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1995 * c-format.c: Fix spelling typo in comment.
1997 * sched-int.h: Fix typo in GCC preamble.
1999 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2002 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2004 2001-10-22 Richard Henderson <rth@redhat.com>
2006 * config/i386/i386.c (ix86_expand_clear): New.
2007 * config/i386/i386-protos.h: Declare it.
2008 * config/i386/i386.md (setcc peep2s): Use it.
2009 (movsi_xor): Unexport.
2011 2001-10-22 Richard Henderson <rth@redhat.com>
2013 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2014 free_EXPR_LIST_list for LOG_LINKS.
2016 2001-10-21 Robert Lipe <robertlipe@usa.net>
2018 * config/i386/i386.c (sco_asm_named_section): Delete.
2019 (sco_asm_out_constructor): Delete.
2020 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2021 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2022 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2023 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2024 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2026 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2028 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2029 and/or fold extra calls into fewer ones.
2030 * collect2.c (dump_file): Likewise.
2031 * cppexp.c (parse_number): Likewise.
2032 * cpplex.c (_cpp_lex_direct): Likewise.
2033 * final.c (output_asm_insn, asm_fprintf): Likewise.
2034 * fix-header.c (inf_scan_ident, main): Likewise.
2035 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2037 * fold-const.c (real_hex_to_f): Likewise.
2038 * gen-protos.c (parse_fn_proto): Likewise.
2039 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2040 * genrecog.c (change_state, write_action): Likewise.
2041 * gensupport.c (shift_output_template): Likewise.
2042 * local-alloc.c (requires_inout): Likewise.
2043 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2044 * protoize.c (is_id_char, main): Likewise.
2045 * real.c (asctoeg): Likewise.
2046 * recog.c (asm_operand_ok): Likewise.
2047 * reload.c (find_reloads): Likewise.
2048 * scan.c (scan_identget_token): Likewise.
2049 * sched-vis.c (print_value): Likewise.
2050 * stringpool.c (ggc_alloc_string): Likewise.
2051 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2052 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2053 * tradcpp.c (rescan): Likewise.
2054 * tree.c (clean_symbol_name): Likewise.
2055 * varasm.c (decode_reg_name): Likewise.
2057 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2058 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2059 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2060 * m88k.c (output_ascii): Likewise.
2061 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2062 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2063 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2064 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2066 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2068 * langhooks.c (lang_hook_default_do_nothing,
2069 lang_hook_default_decode_option): New defaults.
2070 * langhooks.h: Make hooks unconditional and non-NULL.
2071 * toplev.c (compile_file, toplev_main): Update.
2072 * toplev.h: Update comments.
2073 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2075 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2077 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2079 * system.h (IN_RANGE): New macro.
2081 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2083 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2084 INTLDEPS variable, which does not include $LIBICONV.
2085 * Makefile.in: Use INTLDEPS in LIBDEPS.
2086 * configure: Regenerate.
2088 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2090 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2091 * cpplex.c (lex_percent, lex_dot): Remove.
2092 (get_effective_char, skip_block_comment, skip_line_comment,
2093 parse_identifier_slow, parse_number, parse_string, save_comment,
2094 _cpp_lex_direct): Update to do lookback freely.
2095 (IF_NEXT_IS, BACKUP): New macros.
2096 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2097 * cppmacro.c (paste_tokens): Update.
2099 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2101 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2103 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2105 * reload1.c (reload): Check CONSTANT_P before calling
2106 LEGITIMATE_PIC_OPERAND_P.
2107 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2108 workaround of 2001-10-13.
2110 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2112 * i386.c (split_di): Handle splitting of DFmode.
2114 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2116 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2117 (adjust_address_1, offset_address): Likewise.
2119 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2120 (output_asm_insn): Call it for each line output.
2121 Don't record an operand more than once.
2123 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2124 * main.c: Include config.h and system.h, but not ansidecl.h.
2125 * Makefile.in (main.o): Update accordingly.
2127 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2129 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2131 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2133 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2134 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2136 (find_sub_basic_blocks): ... here;
2137 (find_many_sub_basic_blocks): New.
2138 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2140 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2142 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2144 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2146 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2147 * flow.c (update_life_info): Measure time.
2148 * c-decl.c: Include timevar.h
2149 (c_expand_body): Measure time.
2150 * toplev.c (rest_of_compilation): Measure time of mode switching
2152 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2154 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2155 (lang_independent_options): Add asynchronous-unwind-tables
2156 (toplev_main): flag_asynchronous_unwind_tables implies
2158 * flags.h (flag_asynchronous_unwind_tables): Declare.
2159 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2160 flag_asynchronous_unwind_tables.
2161 (output_call_frame_info): Likewise.
2162 * invoke.texi (-fasynchronous-unwind-tables): Document.
2163 * i386.c (optimization_options): Enable
2164 flag_asynchronous_unwind_tables.
2166 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2167 * i386.md (s* expanders): Destination is QImode.
2169 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2170 * rtl.h (clear_log_links): Kill.
2171 * flow.c (clear_log_links): Make static; accept blocks parameter;
2172 do no clear life info.
2173 (update_life_info): Call clear_log_links.
2175 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2177 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2179 * cpplex.c (handle_newline, skip_escaped_newlines,
2180 get_effective_char, skip_block_comment, skip_line_comment,
2181 parse_identifier_slow, parse_number, parse_string,
2182 _cpp_lex_direct): Update to do more stepping back.
2183 (trigraph_ok): Similarly. Rename trigraph_p.
2184 (SAVE_STATE, RESTORE_STATE): Remove.
2185 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2187 * cpplib.c (destringize): Rename destringize_and_run, and
2188 call run_directive directly.
2189 (_cpp_do__Pragma): Simplify.
2191 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * pe.c (arm_pe_unique_section): Const-ify.
2194 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2195 (switch_to_section): Add static prototype.
2197 * output.h (drectve_section): Prototype.
2199 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2201 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2202 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2203 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2204 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2205 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2206 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2207 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2208 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2209 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2210 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2211 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2212 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2213 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2214 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2215 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2216 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2217 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2218 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2219 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2220 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2221 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2222 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2223 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2224 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2225 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2226 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2227 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2228 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2229 v850-*-*): Delete superflous ${cpu_type} setting.
2230 * config/linux.h: Delete svr4.h include.
2231 (SET_ASM_OP): Delete.
2232 * config/netware.h (INT_ASM_OP): Undef before define.
2233 * config/ptx4.h: Delete elfos.h include.
2234 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2235 * config/svr4.h: Delete elfos.h include. Update commentary.
2236 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2237 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2238 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2239 config/v850/v850.h: Delete svr4.h include.
2240 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2241 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2242 config/sparc/sysv4.h: Update includes.
2243 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2244 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2245 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2246 config/m88k/dguxbcs.h: Delete includes.
2247 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2248 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2249 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2251 * config/m88k/dgux.h: Delete include.
2252 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2254 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2255 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2256 * config/sh/elf.h: Update include.
2257 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2258 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2260 2001-10-19 Catherine Moore <clm@redhat.com>
2262 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2263 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2264 base and count fields.
2265 (stormy16_expand_builtin_va_start): last_reg_count changed to
2266 size_of_reg_args. Use count + size in first comparison.
2268 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2270 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2271 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2272 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2273 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2274 Set alignment from type if INDIRECT_REF.
2275 (adjust_address_1, offset_address): Simplify alignment compuitation.
2276 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2277 here; done by set_mem_attributes.
2279 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2282 * arm-protos.h (rdata_section, zero_init_section, common_section):
2284 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2285 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2286 traditional mode stringification.
2287 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2288 in macros controling its use.
2289 * rtlanal.c: Include tm_p.h.
2290 * varasm.c (asm_output_aligned_bss): Mark parameter with
2292 (assemble_constant_align, assemble_start_function, assemble_align,
2293 assemble_variable, assemble_trampoline_template,
2294 output_constant_def_contents): Wrap potentially empty if-stmt body
2297 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2299 * a29k-protos.h (literal_section): Prototype.
2300 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2301 * a29k.md: Ensure function pointers are prototyped.
2302 * genattrtab.c (write_eligible_delay): Mark parameter with
2305 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2307 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2308 * 1750a.c (print_operand): Fix format specifier warning.
2309 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2310 * 1750a.md: Likewise.
2311 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2312 * genemit.c (output_add_clobbers): Mark parameter with
2314 * genrecog.c (write_subroutine): Likewise.
2315 * integrate.c (expand_inline_function): Delete unused variable.
2316 * varasm.c (remove_from_pending_weak_list): Wrap with
2319 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2321 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2322 field is different to previous argument's neg field.
2324 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2326 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2328 * final.c (get_decl_from_op): New function.
2329 (output_asm_insn): Call it; write "*" when item with decl is address.
2331 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2333 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2334 about 64-bit support from the 3.0_branch version.
2336 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2338 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2339 USE_INCLUDED_LIBINTL when appropriate.
2340 * configure, config.in: Regenerate.
2341 * Makefile.in (datadir): Set to @datadir@.
2342 (intl.o): Also depend on $(CONFIG_H) and system.h.
2344 * intl.c: Factor out common gettext initialization sequence.
2345 (gcc_init_libintl): New function.
2346 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2347 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2348 off NLS. Add multiple include guard. No need to #ifdef-guard
2349 an #undef. Prototype gcc_init_libintl here.
2351 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2352 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2353 Use gcc_init_libintl.
2355 2001-10-19 Catherine Moore <clm@redhat.com>
2357 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2359 * config/stormy16/stormy16.c (stormy16_split_move): Make
2360 sure that REG_INC notes are present for auto_inc operands.
2362 2001-10-19 Andreas Jaeger <aj@suse.de>
2364 * configure: Regenerated.
2365 * configure.in: Add x86_64 to switch statements.
2367 2001-10-18 Richard Henderson <rth@redhat.com>
2369 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2370 address into $27 explicitly.
2371 (sibcall_value_osf_1): Likewise.
2373 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2375 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2376 (offset_address): New function.
2377 (free_emit_status): Free regno_decl.
2378 (init_emit): Pass proper number of elements to xcalloc.
2379 Allocate regno_decl.
2380 (mark_emit_status): Mark regno_decl values.
2381 * expr.c (highest_pow2_factor): New function.
2382 (expand_assigment): Use it and offset_address.
2383 Properly handle ptr_mode vs. Pmode in offset calculation.
2384 (store_constructor, expand_expr_unaligned): Likewise.
2385 (expand_expr, case COMPONENT_EXPR): Likewise.
2386 * expr.h (offset_address): New decl.
2387 * function.h (struct emit_status): Add regno_decl.
2388 (REGNO_DECL): New macro.
2389 * final.c (output_asm_name): Move in file and don't conditionalize
2390 on flag_print_asm_name.
2391 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2392 Output names of operands, if known.
2393 * function.c (assign_parms): Set REGNO_DECL.
2394 * integrate.c (integrate_decl_tree): Likewise.
2395 * stmt.c (expand_decl): Likewise.
2396 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2398 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2400 * attribs.c (handle_noinline_attribute): New function.
2401 (handle_used_attribute): Likewise.
2402 (c_common_attribute_table): Added noinline and used.
2403 * doc/extend.texi (Function Attributes): Document them.
2404 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2405 Warn when merging inline with attribute noinline.
2406 (start_decl, start_function): Warn if inline and attribute
2407 noinline appear in the same declaration.
2409 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2411 * config.gcc: Update c4x and i370 for C front end-specific
2413 * config/c4x/c4x-c.c: New.
2414 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2415 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2417 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2418 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2420 (c4x_init_pragma): Remove.
2421 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2422 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2423 c4x_pr_ignored): Move to c4x-c.c.
2424 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2425 * config/c4x/t-c4x: Update.
2426 * config/i370/i370-c.c: New.
2427 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2428 (i370_pr_map): Move to i370-c.c.
2429 * config/i370/t-i370: New.
2431 * doc/tm.texi: Update.
2433 2001-10-17 Stan Shebs <shebs@apple.com>
2435 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2436 typo fixes throughout.
2437 (machopic_output_stub): Remove some dead code.
2439 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2441 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2444 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2446 * Makefile.in (print-rtl.o): Depend on TREE_H.
2447 * alias.c (get_alias_set): Make two passes over objects to first
2448 see if inner object is access via restricted pointer.
2449 Defer allocating alias set for restricted pointer until here.
2450 Call find_placeholder with second arg nonzero.
2452 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2453 set for restricted pointer types.
2454 * emit-rtl.c (set_mem_attributes): Set more attributes.
2455 (set_mem_align, change_address, adjust_address_1): New functions.
2456 (change_address_1): Now static.
2457 (adjust_address, adjust_address_nv): Deleted.
2458 (replace_equiv_address): Call change_address_1.
2459 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2460 (find_placeholder): Get starting point from PLIST arg.
2461 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2462 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2463 (adjust_address, adjust_address_nv): New macros.
2464 * print-rtl.c (tree.h): New include.
2465 (print_rtx, case MEM): Print all memory attributes.
2467 2001-10-17 Richard Henderson <rth@redhat.com>
2469 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2471 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2473 * c-tree.texi: Eliminate duplicated word.
2474 * cpp.texi: Likewise.
2475 * install.texi: Likewise.
2476 * invoke.texi: Likewise.
2477 * tm.texi: Likewise.
2479 2001-10-17 Michael Collison <collison@isisinc.net>
2481 * dsp16xx.c: Fix comment formatting to match GNU standards.
2482 (dsp16xx_output_function_prologue): Change type of 'size'
2483 parameter from 'int' to HOST_WIDE_INT.
2484 (dsp16xx_output_function_epilogue): Change type of 'size'
2485 parameter from 'int' to HOST_WIDE_INT.
2487 2001-10-16 Richard Henderson <rth@redhat.com>
2489 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2490 * configure, config.in: Rebuild.
2492 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2493 (ix86_output_addr_diff_elt): New.
2494 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2495 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2496 (JUMP_TABLES_IN_TEXT_SECTION): New.
2497 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2498 * config/i386/i386-protos.h: Update.
2500 * config/i386/386bsd.h, config/i386/beos-elf.h,
2501 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2502 config/i386/i386-interix.h, config/i386/i386elf.h,
2503 config/i386/linux.h, config/i386/netbsd-elf.h,
2504 config/i386/netbsd.h, config/i386/openbsd.h,
2505 config/i386/ptx4-i.h, config/i386/rtemself.h,
2506 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2507 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2509 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2511 * stmt.c (expand_asm_operands): Update commentary.
2513 2001-10-16 Stan Shebs <shebs@apple.com>
2515 * config/darwin.h (GCC_NAME): Remove, no longer used.
2516 (NO_MATH_LIBRARY): Ditto.
2517 (MATH_LIBRARY): Define to emptiness.
2518 (DWARF2_DEBUGGING_INFO): Define.
2519 (PREFERRED_DEBUGGING_TYPE): Define.
2520 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2521 (EXCEPTION_SECTION): Define.
2522 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2523 * config/darwin.c (darwin_encode_section_info): Handle case of
2524 DECL_INITIAL being error_mark_node.
2526 2001-10-16 Richard Henderson <rth@redhat.com>
2528 * alpha.c (current_file_function_operand): Don't fail for profiling.
2529 (direct_call_operand): New.
2530 * alpha-protos.h: Declare it.
2531 * alpha.h (EXTRA_CONSTRAINT): Use it.
2532 (PREDICATE_CODES): Add it.
2533 (ASM_OUTPUT_MI_THUNK): Remove.
2534 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2535 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2537 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2539 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2540 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2542 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2544 * cfg.c (free_edge): Break out from ....
2545 (remove_edge): ... here.
2546 (clear_edges): Use free_edge.
2548 * att.h (ASM_QUAD): Add comment.
2549 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2551 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2553 * i386.c (split_ti): New function.
2554 (ix86_split_to_parts): Support TImodes.
2555 * i386.h (VALID_INT_MODE_P): Add TImode.
2556 * i386.md (movdi splitter): Fix.
2557 (movti): Support 64bit integer registers.
2558 (movti_rex64): New function and splitter.
2560 * i386.c (*_cost): Add movsx/movzx cost.
2561 * i386.h (struct processor_costs): Add movsx/movzx fields.
2562 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2563 64bit operations require split on 64bit machine.
2564 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2566 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2567 (ix86_expand_move): Avoid pushes of memory if size does not match;
2568 move long constants to register.
2569 (x86_initialize_trampoline): Fix mode.
2570 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2571 Use ASM_QUAD on 64bit.
2572 * i386.md (test pattern): Disallow impossible constants.
2573 (tablejump PIC expander): Fix emitting of sum.
2574 (movdicc_rex64): Rename to movdicc.
2575 * linux64.h (LINK_SPEC): Add missing '%'.
2577 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2579 * tree-inline.c (inlinable_function_p): Leave it up to the
2580 front-end to turn -finline-functions into DECL_INLINE set for all
2583 2001-10-16 Stan Shebs <shebs@apple.com>
2585 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2587 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2589 * recog.c: Formatting and comment typo fixes.
2591 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2592 version in single tree build.
2593 * configure: Regenerate.
2595 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2597 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2598 MODE arguments to gen_rtx and compare operand with const0_rtx.
2600 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2602 * system.h: Poison old unused target macros.
2603 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2604 * config/stormy16/stormy16.c: Update references to obsolete macros.
2605 * config/stormy16/stormy16.h: Similarly.
2606 * config/stormy16/stormy16.md: Similarly.
2607 * config/cris/cris.h: Similarly.
2609 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2611 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2612 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2613 cpp_register_pragma): Update accordingly.
2615 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2617 * c-pragma.h (cpp_register_pragma_space): Remove.
2618 * cpplib.h (cpp_register_pragma_space): Remove.
2619 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2620 (cpp_register_pragma_space): Remove.
2621 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2623 (do_pragma): Similarly.
2624 (_cpp_init_internal_pragmas): Don't register namespaces.
2626 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2627 Don't register namespaces.
2628 * cp/lex.c (init_cp_pragma): Similarly.
2629 * doc/tm.texi: Update.
2631 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2634 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2636 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2638 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2639 add scheduling support.
2640 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2641 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2642 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2645 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2647 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2648 missing CONSTANT_P test in core GCC.
2650 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2652 * cppmain.c (struct printer): New member source.
2653 (scan_translation_unit): Fix spacing at start of lines.
2654 (cb_line_change): Update.
2656 * gcc.dg/cpp/spacing2.c: New test.
2658 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2660 * config/cris/arit.c: Use __builtin_labs, not abs.
2662 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2664 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2665 misplaced sprintf and fprintf argument.
2667 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2669 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2670 * configure.in, Makefile.in: Take out obsolete check-po logic.
2671 * configure, config.in: Regenerate.
2673 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2675 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2676 symtab declarations.
2678 2001-10-12 Stan Shebs <shebs@apple.com>
2680 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2681 declarations of arguments and local variables.
2683 2001-10-12 Christopher Faylor <cgf@redhat.com>
2685 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2686 ENDFILE_SPEC definition.
2688 2001-10-12 Kazu Hirata <kazu@hxi.com>
2690 * gthr-dce.h: Fix comment formatting.
2691 * gthr-posix.h: Likewise.
2692 * gthr-single.h: Likewise.
2693 * gthr-solaris.h: Likewise.
2694 * gthr-vxworks.h: Likewise.
2695 * gthr-win32.h: Likewise.
2697 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2699 * final.c (output_asm_insn): Make sure assembly dialects are
2700 terminated, not nested. Output `|' and `}' characters if they
2701 don't appear inside assembly dialect selection.
2702 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2703 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2704 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2705 strsetsi_rex_1): Add {} braces.
2707 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2709 * toplev.c (compile_file): Ignore return value from yyparse.
2710 Always pop any nested binding levels after yyparse returns.
2712 2001-10-11 Richard Henderson <rth@redhat.com>
2714 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2716 2001-10-11 Richard Henderson <rth@redhat.com>
2718 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2719 fall back to add_AT_long_long for large CONST_INT.
2721 2001-10-11 Richard Henderson <rth@redhat.com>
2723 * config/i386/i386.md (setcc splitters): Add four splitters to
2724 simplify compound compares that simplify_comparison can't handle.
2726 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2728 * cpplex.c (digraph_spellings, token_spellings): Make static.
2730 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2732 * unroll.c (loop_iterations): Fixup last patch.
2734 2001-10-11 Richard Henderson <rth@redhat.com>
2736 * rtl.h (REG_VTABLE_REF): New.
2737 * rtl.c (reg_note_name): Add it.
2738 * combine.c (distribute_notes): Handle it.
2739 * final.c (final_scan_insn): Handle it.
2740 * tree.def (VTABLE_REF): New.
2741 * expr.c (expand_expr): Handle it.
2742 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2743 * output.h: Declare them.
2745 2001-10-11 Richard Henderson <rth@redhat.com>
2747 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2750 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2752 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2753 available in 64-bit mode.
2755 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2757 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2758 cris-*-linux* cases.
2759 * config/cris/cris-protos.h: New file.
2760 * config/cris/cris.c: New file.
2761 * config/cris/cris.h: New file.
2762 * config/cris/cris.md: New file.
2763 * config/cris/linux.h: New file.
2764 * config/cris/aout.h: New file.
2765 * config/cris/arit.c: New file.
2766 * config/cris/cris_abi_symbol.c: New file.
2767 * config/cris/mulsi3.asm: New file.
2768 * config/cris/t-aout: New file.
2769 * config/cris/t-cris: New file.
2770 * config/cris/t-elfmulti: New file.
2771 * config/cris/t-linux: New file.
2772 * doc/invoke.texi: Add CRIS options.
2773 * doc/install.texi (Specific): Add blurb for CRIS.
2775 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2777 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2779 * config/float/i32.h: Likewise.
2780 * config/float-i386.h: Likewise.
2781 * config/float-i64.h: Likewise.
2782 * config/float-m68k.h: Likewise.
2783 * config/float-sh.h: Likewise.
2784 * config/float-sparc.h: Likewise.
2786 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2788 * doc/contrib.texi: Add note about CRIS port to my entry.
2790 2001-10-11 Kazu Hirata <kazu@hxi.com>
2792 * basic-block.h: Fix formatting.
2793 * bitmap.h: Likewise.
2794 * cpplib.h: Likewise.
2795 * c-tree.h: Likewise.
2796 * diagnostic.h: Likewise.
2797 * flags.h: Likewise.
2799 * longlong.h: Likewise.
2801 * reload.h: Likewise.
2805 2001-10-10 Richard Henderson <rth@redhat.com>
2807 * c-parse.in (asm_operand): Allow named operands.
2808 * genconfig.c (max_recog_operands): Set to 29.
2809 * local-alloc.c (requires_inout): Skip multiple digits.
2810 * recog.c (asm_operand_ok): Likewise.
2811 (preprocess_constraints): Use strtoul for matching constraints.
2812 (constrain_operands): Likewise.
2813 * regmove.c (find_matches): Likewise.
2814 * reload.c (find_reloads): Likewise.
2815 * stmt.c (parse_output_constraint): Don't reject in-out
2816 constraint on operands > 9. Reject '[' in constraint.
2817 (expand_asm_operands): Handle named operands. Use strtoul
2818 for matching constraints.
2819 (check_operand_nalternatives): Split out from expand_asm_operands.
2820 (check_unique_operand_names): New.
2821 (resolve_operand_names, resolve_operand_name_1): New.
2823 * doc/extend.texi (Extended Asm): Document named operands.
2824 * doc/md.texi (Simple Constraints): Document matching constraints
2827 2001-10-10 Richard Henderson <rth@redhat.com>
2829 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2831 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2832 (jcc splitters): Add two splitters to simplify compound compares
2833 that simplify_comparison can't handle.
2835 2001-10-10 Richard Henderson <rth@redhat.com>
2837 * langhooks.c: Include langhooks.h.
2838 * Makefile.in (langhooks.o): Depend on it.
2840 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2842 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2843 should not be considered as a no-op.
2844 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2846 2001-10-10 Stan Shebs <shebs@apple.com>
2848 * alias.c: Remove uses of "register" specifier in declarations
2849 of arguments and local variables.
2850 * c-common.c: Ditto.
2851 * c-convert.c: Ditto.
2853 * c-format.c: Ditto.
2854 * c-semantics.c: Ditto.
2855 * c-typeck.c: Ditto.
2856 * caller-save.c: Ditto.
2859 * cfgbuild.c: Ditto.
2861 * collect2.c: Ditto.
2865 * cppfiles.c: Ditto.
2868 * defaults.h: Ditto.
2870 * dwarf2out.c: Ditto.
2871 * dwarfout.c: Ditto.
2872 * emit-rtl.c: Ditto.
2877 * fix-header.c: Ditto.
2878 * floatlib.c: Ditto.
2880 * fold-const.c: Ditto.
2881 * function.c: Ditto.
2884 * gen-protos.c: Ditto.
2885 * genattrtab.c: Ditto.
2886 * gencheck.c: Ditto.
2887 * genconfig.c: Ditto.
2889 * genextract.c: Ditto.
2890 * genflags.c: Ditto.
2891 * gengenrtl.c: Ditto.
2892 * genoutput.c: Ditto.
2894 * genrecog.c: Ditto.
2895 * gensupport.c: Ditto.
2899 * haifa-sched.c: Ditto.
2900 * hard-reg-set.h: Ditto.
2902 * integrate.c: Ditto.
2905 * local-alloc.c: Ditto.
2907 * mips-tdump.c: Ditto.
2908 * mips-tfile.c: Ditto.
2911 * print-rtl.c: Ditto.
2912 * read-rtl.c: Ditto.
2915 * reg-stack.c: Ditto.
2916 * regclass.c: Ditto.
2921 * resource.c: Ditto.
2925 * sched-deps.c: Ditto.
2926 * sched-rgn.c: Ditto.
2928 * simplify-rtx.c: Ditto.
2930 * stor-layout.c: Ditto.
2937 * xcoffout.c: Ditto.
2939 2001-10-10 Richard Henderson <rth@redhat.com>
2941 * rtl.h (can_reverse_comparison_p): Remove.
2943 2001-10-10 Christopher Faylor <cgf@redhat.com>
2945 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2948 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2950 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2951 (Thanks to Chris Faylor for suggesting macro name).
2952 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2954 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2955 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2956 (MATH_LIBRARY): Undef before definition.
2957 (OUTPUT_QUOTED_STRING): Likewise.
2958 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2960 2001-10-10 Richard Henderson <rth@redhat.com>
2962 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2963 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2964 a tristate comparison value.
2965 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2967 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2970 * unroll.c (loop_iterations): Ignore insns generated by loop
2973 * config.gcc (mips*-*-gnu*): Delete support.
2974 * config/mips/gnu.h: Remove.
2976 2001-10-10 Kazu Hirata <kazu@hxi.com>
2978 * calls.c: Fix formatting.
2979 * c-decl.c: Likewise.
2980 * cfgcleanup.c: Likewise.
2981 * combine.c: Likewise.
2982 * cppfiles.c: Likewise.
2983 * cpplib.c: Likewise.
2984 * cppmacro.c: Likewise.
2985 * crtstuff.c: Likewise.
2987 * dwarf2out.c: Likewise.
2988 * expmed.c: Likewise.
2990 * fold-const.c: Likewise.
2991 * function.c: Likewise.
2993 * genattrtab.c: Likewise.
2994 * ggc-page.c: Likewise.
2995 * integrate.c: Likewise.
2996 * libgcc2.c: Likewise.
2998 * optabs.c: Likewise.
2999 * profile.c: Likewise.
3000 * protoize.c: Likewise.
3002 * recog.c: Likewise.
3003 * reload1.c: Likewise.
3004 * reload.c: Likewise.
3005 * reorg.c: Likewise.
3006 * resource.c: Likewise.
3007 * sched-rgn.c: Likewise.
3008 * sdbout.c: Likewise.
3010 * toplev.c: Likewise.
3011 * varasm.c: Likewise.
3013 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3015 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3016 * Makefile.in (langhooks.o): Add dependencies.
3018 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3020 * rs6000.c (rs6000_emit_load_toc_table): Don't
3021 strdup the toc label.
3022 (create_TOC_reference): Likewise.
3024 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3026 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3029 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3031 * config/i386/i386.c (ix86_attribute_table): Correct
3032 min_len, max_len fields for dllimport, dllexport and shared.
3034 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3036 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3037 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3038 Consistently use "nonzero" instead of "non-zero".
3040 2001-10-09 Kazu Hirata <kazu@hxi.com>
3042 * acconfig.h: Fix comment formatting.
3043 * c-dump.h: Likewise.
3044 * c-tree.h: Likewise.
3045 * conditions.h: Likewise.
3047 * function.h: Likewise.
3049 * hwint.h: Likewise.
3050 * integrate.h: Likewise.
3053 * optabs.h: Likewise.
3055 2001-10-09 Kazu Hirata <kazu@hxi.com>
3057 * c-common.h: Fix comment formatting.
3058 * c-dump.c: Likewise.
3060 * diagnostic.h: Likewise.
3061 * except.c: Likewise.
3063 * gcov-io.h: Likewise.
3064 * genattrtab.c: Likewise.
3065 * output.h: Likewise.
3066 * predict.h: Likewise.
3067 * reload1.c: Likewise.
3068 * reload.h: Likewise.
3069 * resource.h: Likewise.
3071 * system.h: Likewise.
3073 * tree-inline.c: Likewise.
3074 * tsystem.h: Likewise.
3075 * varasm.c: Likewise.
3076 * xcoffout.h: Likewise.
3078 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3080 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3082 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3084 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3085 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3086 config/i386/netware.h, config/mcore/gfloat.h,
3087 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3088 config/netware.h, gccbug.in: Update FSF address.
3090 2001-10-09 Kazu Hirata <kazu@hxi.com>
3092 * c-common.c: Fix comment typos.
3093 * cfgrtl.c: Likewise.
3094 * collect2.c: Likewise.
3095 * cpplex.c: Likewise.
3096 * doloop.c: Likewise.
3097 * dwarf2out.c: Likewise.
3098 * dwarfout.c: Likewise.
3100 * fold-const.c: Likewise.
3104 * global.c: Likewise.
3105 * ifcvt.c: Likewise.
3107 * optabs.c: Likewise.
3108 * protoize.c: Likewise.
3109 * regclass.c: Likewise.
3110 * reorg.c: Likewise.
3114 * doc/cpp.texi: Likewise.
3115 * doc/c-tree.texi: Likewise.
3116 * doc/extend.texi: Likewise.
3117 * doc/invoke.texi: Likewise.
3118 * doc/objc.texi: Likewise.
3119 * doc/tm.texi: Likewise.
3121 2001-10-08 Richard Henderson <rth@redhat.com>
3123 * varasm.c (set_named_section_flags): Initialize "declared".
3125 2001-10-08 Robert Lipe <robertlipe@usa.net>
3127 * varasm.c (struct in_named_entry): Add declared.
3128 (named_section_first_declaration): New function.
3129 (default_elf_asm_named_section): Use it.
3130 * output.h (named_section_first_declaration): New.
3132 2001-10-08 Richard Henderson <rth@redhat.com>
3134 * i386.md (movsi_xor): Export.
3135 (setcc peep2): Use it when available; add an alternative to
3136 match zero_extendhisi2_and.
3138 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3140 * romp-protos.h (romp_initialize_trampoline): New function.
3141 * romp.c (romp_initialize_trampoline): Likewise.
3142 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3143 romp_initialize_trampoline.
3145 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3147 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3148 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3149 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3150 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3152 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3154 * unroll.c (loop_iterations): Extend check for multiple back edges.
3156 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3158 * langhooks.h: New file.
3159 * Makefile.in (OBJS): Added langhooks.o.
3160 (c-lang.o): Depend on langhooks.h.
3161 (c-common.o): Don't depend on tree-inline.h.
3162 (tree-inline.o): Depend on toplev.h.
3163 (langhooks.o): New rule.
3164 * c-common.c: Don't include tree-inline.h.
3165 (c_mark_lang_decl): Mark argument c as unused.
3166 (c_common_lang_init): Don't initialize hooks here.
3167 * c-lang.c: Include langhooks.h, then override some macros.
3168 (lang_hooks): Initialize with macros in langhooks.h.
3169 (c_init): Don't initialize hooks here.
3170 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3171 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3172 * tree-inline.c: Include toplev.h. Don't define hook variables.
3173 * tree-inline.h: Don't define hook types nor declare hook
3174 variables. Move macros to...
3175 * langhooks.c: ... new file, as functions. Adjust all callers.
3177 2001-10-08 Jeffrey A Law <law@cygnus.com>
3179 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3180 purge_mem_unchanging_flag on all instructions, not just on those
3181 before NOTE_INSN_FUNCTION_BEG.
3183 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3185 * cppmacro.c (_cpp_create_definition): Leave comments off.
3187 * doc/cpp.texi: Update.
3189 2001-10-08 DJ Delorie <dj@redhat.com>
3191 * c-decl.c (grokfield): Make sure the only unnamed fields
3192 we're allowing are either structs or unions.
3193 * doc/extend.texi: Add documentation for the unnamed field
3196 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3198 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3199 * configure.in: Use it.
3200 * configure: Regenerated.
3201 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3202 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3204 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3206 * cppfiles.c (open_file): Don't mark zero-length files
3207 never-reread here. Don't output diagnostics here either.
3208 (stack_include_file): Mark them never-reread here.
3209 (_cpp_read_file): Update.
3211 2001-10-08 Richard Henderson <rth@redhat.com>
3213 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3215 2001-10-08 Richard Henderson <rth@redhat.com>
3217 * expr.c (store_expr): When converting a CONST_INT for storage
3218 in a SUBREG, convert it to both SUBREG modes before stripping
3221 2001-10-08 Richard Henderson <rth@redhat.com>
3223 * varasm.c (restore_varasm_status): New.
3224 * function.h: Declare it.
3225 * function.c (pop_function_context_from): Call it.
3227 2001-10-08 Richard Henderson <rth@redhat.com>
3229 * c-common.h (struct c_lang_decl): Add declared_inline.
3230 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3231 * c-lang.c (c_disregard_inline_limits): Use it.
3232 * c-decl.c (duplicate_decls): Likewise.
3233 (pushdecl, redeclaration_error_message): Likewise.
3234 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3235 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3236 Set DECL_INLINE if -finline-functions.
3237 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3239 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3241 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3242 in enter_macro_context. Create a padding token in its own context
3243 if necessary when the search for '(' fails.
3244 (enter_macro_context): Update.
3246 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3248 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3249 genmultilib, toplev.c: Fix spelling errors of "separate" as
3250 "seperate", and corresponding spelling errors of related words.
3252 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3255 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3257 * c-dump.c (dump_option_value_info): Likewise.
3258 * c-format.c (format_length_info, format_char_info,
3259 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3260 * collect2.c (names): Likewise.
3261 * cppdefault.h (default_include): Likewise.
3262 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3263 * flow.c (life_analysis): Likewise.
3264 * gcc.c (dir_separator_str, modify_target, option_map,
3265 target_option_translations, spec_list_1, extra_specs_1,
3266 init_spec): Likewise.
3267 * gcov.c (gcov_version_string): Likewise.
3268 * genattr.c (write_units): Likewise.
3269 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3270 * gengenrtl.c (rtx_definition, defs): Likewise.
3271 * genrecog.c (pred_table): Likewise.
3272 * global.c (global_alloc): Likewise.
3273 * lcm.c (optimize_mode_switching): Likewise.
3274 * local-alloc.c (find_free_reg): Likewise.
3275 * params.h (param_info): Likewise.
3276 * predict.c (predictor_info): Likewise.
3277 * protoize.c (unexpansion_struct): Likewise.
3278 * real.c (bmask): Likewise.
3279 * recog.h (insn_operand_data, insn_data): Likewise.
3280 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3281 * stmt.c (expand_nl_goto_receiver): Likewise.
3282 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3283 target_switches, target_options): Likewise.
3284 * tradcif.y (token, tokentab2, yylex): Likewise.
3285 * tree.h (attribute_spec): Likewise.
3287 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3289 * arc.c (arc_output_function_epilogue): Likewise.
3290 * arm.c (processors, all_cores, all_architectures,
3291 arm_override_options, isr_attribute_arg, isr_attribute_args,
3292 arm_isr_value): Likewise.
3293 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3295 * c4x.c (c4x_int_reglist): Likewise.
3296 * d30v.c (override_options): Likewise.
3297 * h8300.c (shift_insn): Likewise.
3298 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3299 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3300 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3301 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3302 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3303 * i386.h (processor_costs, ix86_cost): Likewise.
3304 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3305 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3306 * m68k.c (codes_68881, codes_FPA): Likewise.
3307 * m88k.c (mode_from_align, max_from_align, all_from_align,
3308 best_from_align, m_options): Likewise.
3309 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3310 * mcore.c (mode_from_align): Likewise.
3311 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3312 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3313 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3314 * mips.h (mips_regno_to_class): Likewise.
3315 * ns32k.c (scales): Likewise.
3316 * pa.c (import_string, magic_milli): Likewise.
3317 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3318 * sparc.c (leaf_reg_remap, sparc_override_options,
3319 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3321 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3323 2001-10-07 Dale Johannesen <dalej@apple.com>
3325 * reload1.c (reload_reg_free_p): Teach register interference
3326 checking that multiple output reloads are emitted in
3328 reload1.c (reload_reg_reaches_end_p): Ditto.
3329 reload1.c (reloads_conflict): Ditto.
3331 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3333 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3334 NULL_TREE inside @code.
3336 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3338 * doc/gcc.texi: Document consistent style of "32-bit",
3339 "Objective-C", and "@code{NULL}".
3341 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3343 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3344 (cpp_token_len, cpp_spell_token, cpp_output_token,
3345 _cpp_equiv_tokens): Handle it.
3346 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3347 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3348 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3351 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3353 * gcc.c (default_compilers): Remove .ada.
3355 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3357 * doc/cppinternals.texi: Update.
3359 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3361 * gcc.c (main): Set this_file_error if the appropriate
3362 compiler for a language has not been installed.
3364 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3366 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3368 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3370 * gccbug.in (CATEGORIES): Add ada.
3372 2001-10-05 Catherine Moore <clm@redhat.com>
3374 * config/stormy16/stormy-abi: Document abi changes.
3375 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3376 (ICALL_REGS): New register class.
3377 (NUM_ARGUMENT_REGISTERS): Now 6.
3378 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3380 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3381 * config/stormy16.md (call_internal, call_value_internal,
3382 indirect_jump): Use new 'z' constraint.
3384 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3386 * doc/cppinternals.texi: Update.
3388 2001-10-05 Richard Henderson <rth@redhat.com>
3390 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3391 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3392 the gas section-name-as-label feature.
3394 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3396 * doc/cppinternals.texi: Update.
3398 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3400 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3401 to ensure valid SImode constants.
3403 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3405 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3406 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3407 * c-decl.c: Include tree-inline.h.
3408 (c_expand_body): Call optimize_inline_calls. Determine whether
3409 a function is inlinable upfront, and only clear
3410 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3411 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3412 (c_disregard_inline_limits): New function.
3413 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3414 (c_post_options): Enable tree inlining if inlining is enabled.
3415 Don't inline trees when instrumenting functions.
3416 (c_init): Initialize lang_disregard_inline_limits and
3417 lang_cannot_inline_tree_fn.
3418 * tree-inline.c (initialize_inlined_parameters): Handle calls
3419 with fewer arguments than declared parameters, and fewer
3420 parameters than passed arguments. Don't assume value is a
3422 (declare_return_variable): Convert return value back to the
3423 original type, if it was promoted.
3424 (tree_inlinable_function_p): New function.
3425 (inlinable_function_p): Don't look at DECL_INLINE if we're
3426 inlining all functions. Make it work with a NULL id.
3427 Re-check DECL_UNINLINABLE after language-specific checks.
3428 * tree-inline.h (tree_inlinable_function_p): Declare it.
3429 * integrate.c (save_for_inline): Don't bother to prepare argvec
3431 * cse.c (check_for_label_ref): Don't check deleted labels.
3433 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3434 * tree-inline.c: Include headers needed for the functions moved in.
3435 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3436 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3437 (copy_body, initialize_inlined_parameters): Likewise.
3438 (declare_return_variable, inlinable_function_p): Likewise.
3439 (expand_call_inline, expand_calls_inline): Likewise.
3440 (optimize_inline_calls, clone_body): Likewise.
3441 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3442 (copy_tree_r, remap_save_expr): Likewise.
3444 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3446 * Makefile.in (OBJS): Added tree-inline.o.
3447 (c-common.o): Depend on tree-inline.h.
3448 (tree-inline.o): New target.
3449 * c-common.c: Include tree-inline.h.
3450 (c_mark_lang_decl): Don't mark saved_tree.
3451 (c_common_lang_init): Set lang_anon_aggr_type_p.
3452 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3453 (struct c_lang_decl): Moved saved_tree to tree_decl.
3454 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3455 * integrate.h (function_attribute_inlinable_p): Declare it.
3456 * integrate.c (function_attribute_inlinable_p): Export it.
3457 * tree-inline.c: New file. Define variables declared in...
3458 * tree-inline.h: New file. Declare functions to be moved to
3459 tree-inline.c. Define macros and declare types and hooks for
3460 language-specific tree inlining.
3461 (flag_inline_trees): Moved definition from cp/decl2.c.
3462 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3463 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3464 (struct tree_decl): Moved saved_tree from c_lang_decl and
3465 inlined_fns from C++'s lang_decl.
3467 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3469 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3470 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3472 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3474 * doc/cppinternals.texi: Update.
3476 2001-10-04 Eric Christopher <echristo@redhat.com>
3478 * config/mips/mips.c (init_cumulative_args): Remember to set
3480 * config.gcc: Redo linux configuration. Add target_cpu_default
3481 of soft-float to all mipsisa32 combinations and tx39.
3482 * config/mips/linux.h: Remove include of mips.h.
3484 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3486 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3487 HOST_LDFLAGS and HOST_CPPFLAGS.
3489 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3491 * c-parse.in (objc_inherit_code, objc_pq_context,
3492 objc_public_flag): Make static.
3493 (objc_interface_context, objc_implementation_context,
3494 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3495 global tree array in objc/objc-act.[ch].
3496 (methoddef): Remove unnecessary code.
3498 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3499 Hoist struct definitions to objc-act.h.
3500 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3501 cat_count): Place declaration in objc-act.h.
3502 (objc_tree_index): Move enumeration to objc-act.h.
3503 (objc_global_trees): Place declaration and macro accessors in
3505 (implementation_context): Remove duplicate; use
3506 objc_implementation_context instead:
3507 (method_context): Remove duplicate; use objc_method_context
3509 (objc_ellipsis_node, objc_method_prototype_template,
3510 implemented_classes, function_type): Move global vars to
3512 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3513 (build_message_expr): Move actual construction of ObjC message
3514 send nodes to finish_message_expr.
3515 (finish_message_expr): New routine, contains code formerly in
3517 * objc/objc-act.h (finish_message_expr): New prototype.
3518 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3519 declarations; these vars are now part of objc_global_trees.
3520 (objc_tree_index, objc_global_trees): Move definitions from
3522 * objc/objc-tree.def: Update copyright info.
3524 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3526 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3528 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3529 only if TARGET_ARCH64.
3531 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3533 * doc/extend.texi: Fix some problems with previous checkin.
3534 * doc/invoke.texi: Likewise.
3536 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3538 * cpphash.h: Update comments.
3539 (cpp_context): Update.
3540 (spec_nodes): Remove n__Pragma.
3541 * cppinit.c (cpp_create_reader): Update.
3542 (builtin_array): Add _Pragma.
3543 * cpplib.h: Update comments.
3544 (NODE_DISABLED, BT_PRAGMA): New.
3545 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3546 * cppmacro.c (struct cpp_macro): Remove disabled.
3547 (builtin_macro): Return int, handle _Pragma, push the new token
3548 on the context stack.
3549 (funlike_invocation_p): Unconstify, update.
3550 (enter_macro_context): Handle builtins here.
3551 (replace_args, push_token_context, push_ptoken_context):
3552 Update for prototype changes.
3553 (_cpp_pop_context): Update.
3554 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3555 (cpp_sys_macro_p): Update.
3556 (_cpp_free_definition): Clear disabled flag.
3557 (_cpp_create_definition): Upate.
3558 * cppmain.c: Update comments.
3560 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3561 Andreas Jaeger <aj@suse.de>,
3562 Jan Hubicka <jh@suse.cz>
3564 * doc/invoke.texi (i386 Options): Document x86-64 options.
3565 (i386 and x86-64 Options): Rename i386 options section.
3567 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3568 (TARGET_SWITCHES): Add -munwind-info.
3569 (MASK_NO_UNWIND_INFO): New.
3570 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3572 (ASM_OUTPUT_DOUBLE_INT): New.
3574 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3575 * config.gcc: Fix tm_file settings for x86-64.
3576 * config/i386/x86-64.h: New file with OS independent x86-64
3578 * config/i386/biarch64.h: New file used to configure compiler
3579 to biarch/64bit compilation.
3581 * config/i386/i386.c: (override_options): Set flags default
3582 for 64bit compilation.
3584 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3586 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3587 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3588 constants on x86_64.
3589 (ix86_attr_length_immediate_default): Support MODE_DI.
3590 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3592 (indirect_jump, tablejump): Turn into expander.
3594 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3596 * c-common.c (c_format_attribute_table): Make format and
3597 format_arg attributes apply to function types rather than to
3599 (is_valid_printf_arglist): Construct an attribute list and pass
3600 that to check_function_format rather than a name.
3601 * c-common.h (check_function_format): Adjust prototype.
3602 * c-decl.c (duplicate_decls): Preserve attributes from type of
3603 built-in decl when allowing for harmless conflict in types.
3604 * c-format.c (record_function_format,
3605 record_international_format, function_format_list,
3606 international_format_info, international_format_list): Remove.
3607 (function_format_info): Remove next, name and assembler_name.
3608 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3609 (decode_format_attr): New.
3610 (handle_format_attribute): Handle receiving a type rather than a
3611 decl. Call decode_format_attr. Store format information in a
3612 function_format_info.
3613 (handle_format_arg_attribute): Correct comment. Handle receiving
3614 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3616 (check_format_info_recurse, check_format_info_main): Take argument
3617 numbers as unsigned HOST_WIDE_INT.
3618 (check_function_format): Take a list of attributes from the
3619 function type rather than a name or assembler name. Check for
3620 format attributes in that list and the attributes on the type of
3621 the current function rather than looking through
3622 function_format_list.
3623 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3625 (check_format_info_recurse): Take format_arg attributes from the
3626 type of the function calls rather than using
3627 international_format_list. Allow for multiple format_arg
3629 * c-typeck.c (build_function_call): Pass type attributes to
3630 check_function_format rather than name or assembler name. Don't
3631 require there to be a name or assembler name to check formats.
3633 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3635 * attribs.c (decl_attributes): Possibly call
3636 insert_default_attributes to insert default attributes on
3637 functions in a lazy manner.
3638 * builtin-attrs.def: New file; define the default format and
3639 format_arg attributes.
3640 * c-common.c (c_format_attribute_table): Move to earlier in the
3642 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3643 (enum built_in_attribute, built_in_attributes,
3644 c_attrs_initialized, c_init_attributes,
3645 c_common_insert_default_attributes): New.
3646 (c_common_lang_init): Don't initialize format_attribute_table. Do
3647 call c_init_attributes.
3648 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3649 * c-common.h (init_function_format_info): Don't declare.
3650 (c_common_insert_default_attributes): Declare.
3651 * c-decl.c (implicitly_declare, builtin_function): Call
3653 (init_decl_processing): Don't call init_function_format_info.
3654 (insert_default_attributes): New.
3655 * c-format.c (handle_format_attribute,
3656 handle_format_arg_attribute): Be quiet about inappropriate
3657 declaration when applying default attributes.
3658 (init_function_format_info): Remove.
3659 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3660 (insert_default_attributes): Declare.
3662 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3664 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3666 2001-10-01 Jim Wilson <wilson@redhat.com>
3668 * sched-deps.c (add_dependence): When elide conditional dependence,
3669 check that insn doesn't modify cond2.
3671 2001-10-01 Dale Johannesen <dalej@apple.com>
3673 * config/rs6000/rs6000.h (enum processor_type): Add support
3674 for 7400 (G4) and 7450.
3676 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3677 (rs6000_issue_rate): Ditto.
3678 (rs6000_adjust_cost): Fix cycle counts for compares.
3679 (debug_stack_info): Fix an obvious typo.
3680 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3681 * doc/invoke.texi: Document.
3682 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3684 (PROCESSOR_DEFAULT): Ditto.
3686 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3688 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3689 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3690 later recursive make invocation.
3692 2001-10-01 Hans Boehm <boehm@acm.org>
3694 * optabs.c (emit_libcall_block): When using non-call exceptions,
3695 don't add REG_LIBCALL reg notes to trapping calls.
3697 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3699 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3700 (propagate_one_insn): Update for above change
3702 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3704 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3705 _Unwind_GetTextRelBase): Argument is unused.
3707 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3709 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3710 Loop through NOPs, placeholders, and components.
3711 Don't go through NOPs if change mode.
3712 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3713 * emit-rtl.c (set_mem_alias_set): Enable check.
3714 * expr.c (find_placeholder): New function.
3715 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3716 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3717 to modify it and avoid unneeded copies.
3718 * expr.h (expand_expr): Always define.
3719 (find_placeholder): New declaration.
3721 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3723 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3724 operand 2 is the stack pointer.
3725 ("addr-peephole"): Fix address computation peephole when operand 2
3726 is the stack pointer.
3728 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3730 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3731 (ix86_setup_incoming_varargs): Likewise.
3733 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3735 * stor-layout.c (layout_type): Don't complain about too-large
3738 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3740 * function.c (keep_stack_depressed): Don't use delete_insn.
3742 * expr.h (set_mem_alias_set): Move decl to here.
3743 * rtl.h (mem_attrs): New typedef and struct.
3744 (union rtunion_def): Add field for mem_attrs.
3745 (X0MEMATTR, MEM_ATTRS): New macros.
3746 (MEM_ALIAS_SET): Use MEM_ATTRS.
3747 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3748 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3749 (set_mem_alias_set): Delete decl from here.
3751 * alias.c (set_mem_alias_set): Delete from here.
3752 * emit-rtl.c (mem_attrs_htab): New variable.
3753 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3754 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3755 (mem_attrs_mark, get_mem_attrs): Likewise.
3756 (gen_rtx_MEM): Clear MEM_ATTRS.
3757 (set_mem_attributes): Move to here.
3758 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3759 (init_emit_once): const_int_htab now deletable htab.
3760 Initialize mem_attrs_htab.
3761 * explow.c (set_mem_attributes): Delete from here.
3762 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3763 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3764 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3765 * reload1.c (reload): Rework changing REG to MEM.
3767 2001-09-30 H.J. Lu <hjl@gnu.org>
3769 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3770 * config.in: Rebuild.
3772 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3774 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3775 ("tsthi_1"): Avoid allocation in register y.
3776 ("*movqi_68hc12"): Reorganize and fix constraints.
3777 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3778 ("addqi3"): Likewise.
3779 ("addhi3"): Fix constraints.
3780 ("*logicalhi3_zexthi"): Disparage soft registers.
3782 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3784 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3787 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3789 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3790 that we use setjmp/longjmp exceptions.
3792 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3794 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3795 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3796 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3797 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3798 (_cpp_extend_buff, BUFF_ROOM): Update.
3799 (_cpp_append_extend_buff): New.
3800 (struct cpp_reader): Remove macro_pool, add a_buff.
3801 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3803 (cpp_destroy): Free a_buff instead of macro_pool.
3804 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3805 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3806 _cpp_pool_alloc, ): Remove.
3807 (parse_number, parse_string): Update use of _cpp_extend_buff.
3808 (_cpp_extend_buff): Update.
3809 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3810 * cpplib.c (glue_header_name, parse_answer):
3811 Update use of _cpp_extend_buff.
3812 (cpp_register_pragma, cpp_register_pragma_space): Use
3814 (do_assert, do_unassert): Check for EOL, update.
3815 * cppmacro.c (stringify_arg, collect_args): Update to use
3816 _cpp_extend_buff and _cpp_append_extend_buff.
3817 (save_parameter, parse_params, alloc_expansion_token,
3818 _cpp_create_definition): Rework memory management.
3820 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3822 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3823 update md_exec_prefix.
3824 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3827 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3829 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3830 (SELECT_CC_MODE): Use s390_select_ccmode.
3831 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3832 * config/s390/s390.c (s390_select_ccmode): New.
3833 (s390_match_ccmode): Add CCLmode.
3834 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3835 (output_branch_condition, output_inverse_branch_condition): Removed.
3836 (print_operand): Use s390_branch_condition_mnemonic.
3837 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3838 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3839 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3841 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3842 when converting conditional branches to far branches.
3843 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3844 cmpint_di): Use CCSmode instead of CCUmode.
3846 * config/s390/s390.c (legitimate_la_operand_p): New.
3847 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3848 * config/s390/s390.md (movsi): Convert load address patterns to
3849 arithmetic operations when necessary.
3850 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3851 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3852 (*do_la_reg_0): Don't use before reload.
3854 * config/s390/s390.c (legitimize_address): Make more efficient
3855 use of two-register addressing mode.
3857 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3858 with -mno-backchain in some corner cases.
3860 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3862 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3864 * reload.c (find_reloads): Mark new USE insns with QImode.
3865 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3866 find_reloads_subreg_address): Likewise.
3867 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3869 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3871 (reload): Make sure there are no USEs with mode other than
3872 VOIDmode. At the end, remove those marked with QImode.
3874 2001-09-29 Per Bothner <per@bothner.com>
3876 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3877 * Makefile.in (includedir): Rename to local_includedir.
3878 (includedir): Define as $(prefix)/include.
3879 * config.in (PREFIX_INCLUDE_DIR): New variable.
3880 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3882 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3884 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3886 * doc/extend.texi (Vector Extensions): New node.
3887 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3888 i386 -mmmx, -msse, -m3dnow.
3890 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3892 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3894 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3896 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3898 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3900 2001-09-28 Richard Henderson <rth@redhat.com>
3902 * varasm.c (assemble_integer): Bound alignment check by
3905 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3907 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3909 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3911 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3913 Mostly from Graham Stott <grahams@redhat.com>
3914 * c-common.c (type_for_mode): Add support for V2SFmode.
3915 * tree.c (build_common_tree_nodes_2): Likewise.
3916 * tree.h (enum tree_index, global_trees): Likewise.
3917 * config/i386/i386.c (x86_3dnow_a): New variable.
3918 (override_options): Support 3Dnow extensions.
3919 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3920 Athlon's version of 3Dnow.
3921 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3922 (ix86_expand_builtin): Handle them.
3923 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3924 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3925 TARGET_3DNOW_A): New macros.
3926 (TARGET_SWITCHES): Add 3Dnow switches.
3927 (VALID_MMX_REG_MODE_3DNOW): New macro.
3928 (VECTOR_MODE_SUPPORTED_P): Use it.
3929 (enum ix86_builtins): Add entries for 3Dnow builtins.
3930 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3931 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3932 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3933 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3934 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3935 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3936 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3937 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3938 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3939 sfence_insn, prefetch): Make these available if TARGET_SSE or
3942 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3944 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3945 ix86_va_start, ix86_build_va_list): Declare.
3946 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3947 ix86_va_start, ix86_build_va_list): New global functions.
3948 * i386.md (sse_prologue_save_insn): New insn.
3949 (sse_prologue_save): New expander.
3950 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3951 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3953 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3955 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3956 Use size_t everywhere, make definitions consistent with
3959 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3961 * gcse.c (replace_store_insn): Use delete_insn.
3962 * loop.c (move_movables): Likewise; avoid delete_insn
3963 from clobbering notes moved elsewhere.
3964 (check_dbra_loop): Use delete_insn.
3965 * ssa.c (convert_from_ssa): Likewise.
3966 * cse.c (cse_insn): Use delete_insn.
3968 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3970 * cpphash.h (struct cpp_buff): Make unsigned.
3971 (_cpp_get_buff): Take length of size_t.
3972 (_cpp_unaligned_alloc): New.
3973 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3974 (struct cpp_reader): Remove ident_pool. Add u_buff.
3975 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3976 (cpp_destroy): Destroy u_buff, not ident_pool.
3977 * cpplex.c (parse_number, parse_string, save_comment,
3978 cpp_token_as_text): Update to use the unaligned buffer.
3979 (new_buff): Make unsigned.
3980 (_cpp_unaligned_alloc): New.
3981 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3982 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3984 (collect_args): Make unsigned.
3986 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3988 * cpplex.c (cpp_output_token): Use a putc loop for
3989 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3991 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3992 * configure, config.in: Regenerate.
3993 * system.h: Replace fwrite and fprintf with their unlocked
3994 variants if available.
3996 2001-09-27 Richard Henderson <rth@redhat.com>
3998 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3999 in favour of .eh_frame.
4001 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4003 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4005 (LIBCALL_VALUE): Likewise.
4007 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4009 * cpphash.h: Update comment.
4010 * cpplex.c: Update comments.
4011 (_cpp_can_paste): Remove.
4012 * cpplib.h (_cpp_can_paste): Remove.
4013 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4014 lexer rather than _cpp_can_paste.
4016 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4018 * doc/cppinternals.texi: Update.
4020 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4022 * cpphash.h (struct cpp_pool): Remove locks and locked.
4023 (struct cpp_context): Add member buff.
4024 (struct cpp_reader): Remove member argument_pool.
4025 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4026 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4027 * cpplex.c (chunk_suitable): Remove pool argument.
4028 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4029 (new_buff, _cpp_extend_buff): Update.
4030 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4031 which buffer is returned.
4032 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4033 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4034 * cppmacro.c (lock_pools, unlock_pools): Remove.
4035 (push_ptoken_context): Take a _cpp_buff.
4036 (enter_macro_context): Pool locking removed.
4037 (replace_args): Use a _cpp_buff for the replacement list with
4039 (push_token_context): Clear buff.
4040 (expand_arg): Use _cpp_pop_context.
4041 (_cpp_pop_context): Free a context's buffer, if any.
4043 2001-09-26 DJ Delorie <dj@redhat.com>
4045 * c-typeck.c (digest_init): Check for sizeless arrays.
4047 2001-09-26 Richard Henderson <rth@redhat.com>
4049 * optabs.c (init_one_libfunc): Create a dummy function type
4050 instead of using error_mark_node.
4052 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4054 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4055 _cpp_extend_buff, _cpp_free_buff): New.
4056 (struct cpp_reader): New member free_buffs.
4057 * cppinit.c (cpp_destroy): Free buffers.
4058 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4059 _cpp_extend_buff, _cpp_free_buff): New.
4060 * cpplib.h (struct cpp_options): Remove unused member.
4061 * cppmacro.c (collect_args): New. Combines the old parse_arg
4062 and parse_args. Use _cpp_buff for memory allocation.
4063 (funlike_invocation_p, replace_args): Update.
4065 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4067 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4069 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4071 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4073 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4075 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4078 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4079 Jim Wilson <wilson@redhat.com>
4081 * doc/install.texi (Specific, ia64-*-linux): Document.
4083 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4085 * Makefile.in (cfgrtl.o): Add.
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): Declare.
4090 (HAVE_return): Undefine.
4091 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4092 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4093 free_aux_for_edge): New global functions.
4094 (first_delete_block): New static variable.
4095 (init_flow): Clear first_delete_block.
4096 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4097 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4098 try_redirect_by_replacing_jump, last_loop_beg_note,
4099 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4100 delete_insn, delete_insn_chain, create_basic_block_structure,
4101 create_basic_block, flow_delete_block, compute_bb_for_insn,
4102 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4103 set_block_for_new_insns, split_block, merge_blocks_nomove,
4104 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4105 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4106 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4107 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4108 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4109 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4110 purge_all_dead_edges): Move to ....
4111 * cfgrtl.c: New file; .... Here.
4113 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4114 (reroder_basic_block): Use alloc_aux_for_blocks.
4115 * predict.c (estimate_bb_frequencies): Likewise; use
4116 alloc_aux_for_edges.
4117 * profile.c (compute_branch_probabilities): Likewise.
4118 (branch_prob): Likewise.
4119 * reg-stack.c (reg_to_stack): Likewise.
4121 * emit-rtl.c (emit_insns_after): Never return NULL.
4123 * basic-block.h (set_block_for_new_insns): Delete.
4124 * cfgrtl.c (set_block_for_new_insns): Delete.
4126 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4127 calls when crossjumping.
4129 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4130 * unroll.c (copy_loop_body): Use delete_insn.
4132 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4133 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4134 keep_stack_depressed): Likewise.
4135 * gcse.c (cprop_cc0_jump): Likewise.
4136 * local-alloc.c (update_equiv_regs): Likewise.
4137 * loop.c (scan_loop, loop_delete_insns): Likewise.
4138 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4139 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4140 delete_output_reload, delete_address_reloads_1,
4141 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4143 * sibcall.c (replace_call_placeholder): Likewise.
4144 * cse.c (cse_insn): Likewise.
4146 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4148 From Graham Stott <grahams@redhat.com>
4149 (def_builtin): Only define builtins appropriate for target_flags. All
4151 (builtin_decsription): Add new field mask which is used to determine
4152 when to define the builtin via the macro def_builtin.
4154 (bdesc_comi): Initialise new mask fields.
4155 (bdesc_2srg): Likewise.
4156 (bdesc_1arg): Likewise.
4158 * config/i386/i386.c (ix86_init_builtins): Correct return type
4159 building v4hi_ftype_v4hi_int_int tree node.
4160 (ix86_expand_sse_comi): Fix typo swapping operands.
4161 Don't swap comparision condition, it is already swapped.
4162 (ix86_expand_sse_compare): Before swapping operands
4163 move operand 1 into new rtx and not the target rtx.
4164 Don't swap comparison condition, it is already swapped.
4165 Always check whether we need to create a new TARGET.
4167 * config/i386/i386.md: (sse_comi) Fix typos.
4168 (sse_ucomi): Likewise.
4169 (cvtss2si): Fix operand 0 contraint.
4170 (cvttss2si): Likewise.
4171 (sse_unpckhps): Fix mode for operand 2.
4172 (sse_unpcklps): Likewise.
4174 2001-09-25 Graham Stott <grahams@redhat.com>
4176 * sibcall.c (skip_copy_to_return_value): Tighten return value
4179 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4181 * rs6000.c (lwa_operand): Address must be word aligned.
4183 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4185 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4186 number has been set.
4187 (type_hash_mark): Mark type itself.
4189 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4191 * c-lex.c (cb_def_pragma): Update.
4192 (c_lex): Update, and skip padding.
4193 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4194 * cpphash.h (struct toklist): Delete.
4195 (union utoken): New.
4196 (struct cpp_context): Update.
4197 (struct cpp_reader): New members eof, avoid_paste.
4198 (_cpp_temp_token): New.
4199 * cppinit.c (cpp_create_reader): Update.
4200 * cpplex.c (_cpp_temp_token): New.
4201 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4202 (cpp_output_token): Don't print leading whitespace.
4203 (cpp_output_line): Update.
4204 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4205 do_include_common, do_line, do_ident, do_pragma,
4206 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4207 parse_assertion): Update.
4208 (get_token_no_padding): New.
4209 * cpplib.h (CPP_PADDING): New.
4210 (AVOID_LPASTE): Delete.
4211 (struct cpp_token): New union member source.
4212 (cpp_get_token): Update.
4213 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4214 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4215 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4216 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4217 _cpp_backup_tokens, _cpp_create_definition): Update.
4218 (push_arg_context): Delete.
4219 (padding_token, push_token_context, push_ptoken_context): New.
4220 (make_string_token, make_number_token): Update, rename.
4221 (cpp_get_token): Update to handle tokens as pointers to const,
4222 and insert padding appropriately.
4223 * cppmain.c (struct printer): New member prev.
4224 (check_multiline_token): Constify.
4225 (do_preprocessing, cb_line_change): Update.
4226 (scan_translation_unit): Update to handle spacing.
4227 * scan-decls.c (get_a_token): New.
4228 (skip_to_closing_brace, scan_decls): Update.
4229 * fix-header.c (read_scan_file): Update.
4231 * doc/cpp.texi: Update.
4233 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4235 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4236 leak by passing malloc'ed pointer to reconcat, not concat.
4238 2001-09-24 DJ Delorie <dj@redhat.com>
4240 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4242 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4244 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4245 reference is from the literal pool.
4247 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4249 * doc/install.texi (Final install): Request additional information
4250 in mail about successful builds.
4252 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4254 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4255 initial value of return pointer register instead of value in frame-20.
4258 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4260 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4261 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4262 the libcall if there isn't a referenced identifier for the symbol.
4264 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4266 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4267 non 64-bit machines. Use these as a plabel for the trampoline.
4268 (TRAMPOLINE_SIZE): Adjust size for new words.
4269 (INITIALIZE_TRAMPOLINE): Initialize new words.
4270 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4271 pointer to the plabel in the trampoline.
4273 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4275 * pa.c (function_arg): Pass floating arguments in both general and
4276 floating registers in indirect (dynamic) calls when generating code
4277 for the 32 bit ABI and the HP assembler.
4279 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4281 * doc/install.texi: Markup fixes.
4282 Use Solaris 2, SunOS 4 as appropriate.
4283 (Specific, *-*-solaris2*): Explain this.
4284 Unconditionally warn against /usr/ucb tools.
4285 Remove Sun as warning, obsolete.
4286 Move X11 header bug workaround here, update patches.
4287 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4288 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4290 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4292 * errors.h (warning, error, fatal, internal_error): Don't mark
4293 with ATTRIBUTE_PRINTF_n.
4294 * toplev.h (internal_error, fatal_io_error, warning, error,
4295 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4296 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4299 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4301 * function.c (pop_function_context_from): var_refs_queue
4302 and temp slots now in GC memory.
4303 (mark_function_status, free_after_compilation): Likewise;
4304 also struct function now in GC memory.
4305 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4306 (combine_temp_slots): Likewise.
4307 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4308 (prepare_function_start): Use GC memory for struct function.
4309 (mark_temp_slot): Deleted.
4310 (gcc_mark_struct_function): struct function now in GC memory.
4312 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4313 code for division, not modulus.
4315 * rtl.def (MEM): Remove obsolete part of comment.
4317 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4319 * c-format.c (init_function_format_info): Check __builtin_printf
4320 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4323 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4325 * c-common.c (format_attribute_table): Remove decl.
4326 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4327 (lang_attribute_common): Likewise.
4329 * function.c (fix_lexical_address): Use set_mem_alias_set.
4330 (expand_function_start): Likewise.
4331 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4333 * varasm.c (output_constant): Fix unused variable warning.
4335 * attribs.c: New file, from c-common.c.
4336 (attribute_tables): Now four elements.
4337 (format_attribute_table, lang_attribute_common): New variables.
4338 (init_attributes): Reflect above changes.
4339 (handle_mode_attribute): Delete check for wider than uintmax.
4340 * c-common.c: Delete parts moved to attribs.c.
4341 (enum attrs): Deleted; unused.
4342 (c_format_attribute_table): New variable.
4343 (c_common_lang_init): Initialize format_attribute_table with it.
4344 * c-common.h (decl_attributes): Remove decl.
4345 * tree.h (decl_attribute): Move it to here.
4346 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4347 (attribs.o): New rule.
4349 2001-09-22 Andreas Jaeger <aj@suse.de>
4351 * builtins.c (c_getstr): Remove unused variable.
4353 2001-09-21 Richard Henderson <rth@redhat.com>
4355 * reload1.c (reload): Use delete_insn instead of splatting
4358 2001-09-21 Richard Henderson <rth@redhat.com>
4360 * reload.c (push_secondary_reload): Don't check for "=" in output
4361 constraint after ""->ALL_REGS check.
4363 2001-09-21 Richard Henderson <rth@redhat.com>
4365 * predict.c (expected_value_to_br_prob): Use pc_set.
4367 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4368 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4370 2001-09-21 Richard Henderson <rth@redhat.com>
4372 * rtl.h (LCT_RETURNS_TWICE): New.
4373 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4375 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4376 to ECF_RETURNS_TWICE.
4377 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4380 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4382 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4383 (JMP_BUF_SIZE): New.
4385 2001-09-21 Richard Henderson <rth@redhat.com>
4387 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4390 2001-09-21 Richard Henderson <rth@redhat.com>
4392 * tree.def (FDESC_EXPR): New.
4393 * expr.c (expand_expr): Handle it.
4394 * varasm.c (initializer_constant_valid_p): Likewise.
4395 (output_constant): Likewise.
4396 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4397 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4398 (ASM_OUTPUT_FDESC): New.
4399 * doc/tm.texi: Document the new macros.
4401 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4403 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4404 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4405 once merging is complete.
4407 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4409 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4411 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4413 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4414 that would be invalid after a merge.
4416 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4418 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4419 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4421 (flow_delete_insn): This one.
4422 (delete_insn_chain): Rename from ...; do not care labels.
4423 (flow_delete_insn_chain): ... this one.
4424 (flow_delete_block): Remove the insns one BB has been expunged.
4425 (merge_blocks_nomove): Likewise.
4426 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4427 updating BB boundaries.
4428 (tidy_fallthru_edge): Likewise.
4429 (commit_one_edge_insertion): Likewise.
4430 * cfgbuild.c (find_basic_block): Likewise.
4431 (find_basic_blocks_1): Likewise.
4432 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4433 (try_crossjump_to_edge): Likewise.
4434 (try_optimize_cfg): Likewise.
4435 * cse.c (delete_trivially_dead_insns): Likewise.
4436 * df.c (df_insn_delete): Likewise.
4437 * doloop.c (doloop_modify): Use delete_related_insns.
4438 * emit-rtl.c (try_split): Likewise.
4439 (remove_insn): Update BB boundaries.
4440 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4441 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4442 updating BB boundaries.
4443 (propagate_block_delete_insn): Likewise.
4444 (propagate_block_delete_libcall): Likewise.
4445 * function.c (delete_handlers): Use delete_related_insns.
4446 (thread_prologue_and_epilogue_insns): Likewise.
4447 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4448 * genpeep.c (gen_peephole): Use delete_related_insns.
4449 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4451 (find_cond_trap): Likewise.
4452 * integrate.c (save_for_inline): Use delete_related_insns.
4453 (copy_insn_list): Likewise.
4454 * jump.c (pruge_linie_number_notes): Likewise.
4455 (duplicate_loop_exit_test): Likewise.
4456 (delete_computation): Likewise.
4457 (delete_related_insn): Rename from ...; use delete_insn
4458 (delete_insn): ... this one.
4459 (redirect_jump): Use delete_related_insns.
4460 * loop.c (scan_loop): Likewise.
4461 (move_movables): Likewise.
4462 (find_and_verify_loops): Likewise.
4463 (check_dbra_loop): Likewise.
4464 * recog.c (peephole2_optimize): Likewise.
4465 * reg-stack.c (delete_insn_for_stacker): Remove.
4466 (move_for_stack_reg): Use delete_insn.
4467 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4468 * reload1.c (delete_address_reloads): Use delete_related_insns.
4469 (fixup_abnormal_edges): Use delete_insn.
4470 * recog.c (emit_delay_sequence): Use delete_related_insns.
4471 (delete_from-delay_slot): Likewise.
4472 (delete_scheduled_jump): likewise.
4473 (optimize_skip): Likewise.
4474 (try_merge_delay_insns): Likewise.
4475 (full_simple_delay_slots): Likewise.
4476 (fill_slots_from_thread): Likewise.
4477 (relax_delay_slots): Likewise.
4478 (make_return_insns): Likewise.
4479 (dbr_schedule): Likewise.
4480 * rtl.h (delete_insn): Rename to delete_related_insns.
4481 (delete_insn, delete_insn_chain): New prototypes.
4482 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4483 by df_insn_delete already.
4484 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4485 * ssa.c (convert_from_ssa): Use delete_related_insns.
4486 * unroll.c (unroll_loop): Likewise.
4487 (calculate_giv_inc): Likewise.
4488 (copy_loop_body): Likewise.
4490 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4491 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4492 ix86_return_in_memory, ix86_function_value): Declare.
4493 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4494 new static valurables.
4495 (x86_64_reg_class): New enum
4496 (x86_64_reg_class_name): New array.
4497 (classify_argument, examine_argument, construct_container,
4498 merge_classes): New static functions.
4499 (optimization_options): Enable flag_omit_frame_pointer and disable
4500 flag_pcc_struct_return on 64bit.
4501 (ix86_libcall_value, ix86_function_value,
4502 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4503 ix86_return_in_memory, ix86_function_value): New global functions.
4504 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4505 (function_arg_advance): Handle x86_64 passing conventions.
4506 (function_arg): Likewise.
4507 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4508 (RETURN_IN_MEMORY): Move offline.
4509 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4510 (FUNCTION_VALUE_REGNO_P): New macro.
4511 (FUNCTION_ARG_REGNO_P): Move offline.
4512 (struct ix86_args): Add maybe_vaarg.
4513 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4514 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4516 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4518 * s390.md: Changed attributes for scheduling.
4519 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4522 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4524 Table-driven attributes.
4525 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4526 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4527 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4528 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4529 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4530 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4531 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4532 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4533 * tree.h (struct tree_decl): Change machine_attributes to
4535 * doc/c-tree.texi: Document that all attributes are now attached
4537 * c-common.c (add_attribute, attrtab, attrtab_idx,
4538 default_valid_lang_attribute, valid_lang_attribute): Remove.
4539 (attribute_tables, attributes_initialized,
4540 c_common_attribute_table, default_lang_attribute_table): New
4542 (handle_packed_attribute, handle_nocommon_attribute,
4543 handle_common_attribute, handle_noreturn_attribute,
4544 handle_unused_attribute, handle_const_attribute,
4545 handle_transparent_union_attribute, handle_constructor_attribute,
4546 handle_destructor_attribute, handle_mode_attribute,
4547 handle_section_attribute, handle_aligned_attribute,
4548 handle_weak_attribute, handle_alias_attribute,
4549 handle_no_instrument_function_attribute,
4550 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4551 handle_no_limit_stack_attribute, handle_pure_attribute): New
4553 (init_attributes, decl_attributes): Rewrite to implement
4554 table-driven attributes.
4555 * c-common.h (enum attribute_flags): Move to tree.h.
4556 * c-format.c (decl_handle_format_attribute,
4557 decl_handle_format_arg_attribute): Rename to
4558 handle_format_attribute and handle_format_arg_attribute. Update
4559 for table-driven attributes.
4560 * c-common.h (decl_handle_format_attribute,
4561 decl_handle_format_arg_attribute): Remove prototypes.
4562 (handle_format_attribute, handle_format_arg_attribute): Add
4564 * c-decl.c (grokdeclarator): Handle attributes nested inside
4566 * c-parse.in (setattrs, maybe_setattrs): Remove.
4567 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4568 Update to handle nested attributes properly.
4569 (maybe_resetattrs, after_type_declarator,
4570 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4571 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4573 (make_pointer_declarator): Update to handle nested attributes
4575 * doc/extend.texi: Update documentation of limits of attributes
4576 syntax. Warn about problems with attribute semantics in C++.
4577 * target.h (struct target): Remove valid_decl_attribute and
4578 valid_type_attribute. Add attribute_table and
4579 function_attribute_inlinable_p.
4580 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4581 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4582 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4584 (TARGET_INITIALIZER): Update.
4585 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4587 (function_attribute_inlinable_p): New function. Check for the
4588 presence of any machine attributes before using
4589 targetm.function_attribute_inlinable_p.
4590 (function_cannot_inline_p): Update.
4591 * Makefile.in (integrate.o): Update dependencies.
4592 * doc/tm.texi: Update documentation of target attributes and
4593 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4594 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4596 (default_target_attribute_table,
4597 default_function_attribute_inlinable_p): New.
4598 (lookup_attribute): Update comment to clarify handling of multiple
4599 attributes with the same name.
4600 (merge_attributes, attribute_list_contained): Allow multiple
4601 attributes with the same name but different arguments to appear in
4602 the same attribute list.
4603 * tree.h (default_valid_attribute_p): Remove prototype.
4604 (struct attribute_spec): New.
4605 (default_target_attribute_table): Declare.
4606 (enum attribute_flags): Move from c-common.h. Add
4607 ATTR_FLAG_TYPE_IN_PLACE.
4608 (default_function_attribute_inlinable_p): Declare.
4609 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4610 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4611 (TARGET_ATTRIBUTE_TABLE): Define.
4612 (vms_attribute_table): New.
4613 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4614 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4615 (TARGET_ATTRIBUTE_TABLE): Define.
4616 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4617 * config/arm/arm.c (arm_valid_type_attribute_p,
4618 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4620 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4622 (TARGET_ATTRIBUTE_TABLE): Define.
4623 (arm_attribute_table, arm_handle_fndecl_attribute,
4624 arm_handle_isr_attribute): New.
4625 * config/avr/avr.c (avr_valid_type_attribute,
4626 avr_valid_decl_attribute): Remove.
4627 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4629 (TARGET_ATTRIBUTE_TABLE): Define.
4630 (avr_attribute_table, avr_handle_progmem_attribute,
4631 avr_handle_fndecl_attribute): New.
4632 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4633 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4634 (TARGET_ATTRIBUTE_TABLE): Define.
4635 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4636 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4637 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4638 (TARGET_ATTRIBUTE_TABLE): Define.
4639 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4640 h8300_handle_eightbit_data_attribute,
4641 h8300_handle_tiny_data_attribute): New.
4642 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4643 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4645 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4647 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4648 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4650 (TARGET_ATTRIBUTE_TABLE): Define.
4651 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4652 ix86_handle_regparm_attribute): New.
4653 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4654 i386_pe_valid_type_attribute_p): Remove.
4655 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4656 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4657 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4658 (TARGET_ATTRIBUTE_TABLE): Define.
4659 (ia64_attribute_table): New.
4660 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4661 interrupt_ident2, model_ident1, model_ident2): Remove.
4662 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4663 (TARGET_ATTRIBUTE_TABLE): Define.
4664 (init_idents): Update.
4665 (m32r_attribute_table, m32r_handle_model_attribute): New.
4666 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4668 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4669 (TARGET_ATTRIBUTE_TABLE): Define.
4670 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4671 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4672 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4673 (TARGET_ATTRIBUTE_TABLE): Define.
4674 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4675 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4676 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4677 (TARGET_ATTRIBUTE_TABLE): Define.
4678 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4679 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4680 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4681 (TARGET_ATTRIBUTE_TABLE): Define.
4682 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4683 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4684 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4685 (TARGET_ATTRIBUTE_TABLE): Define.
4686 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4687 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4689 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4691 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4692 (TARGET_ATTRIBUTE_TABLE): Define.
4693 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4695 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4696 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4697 (TARGET_ATTRIBUTE_TABLE): Define.
4698 (v850_attribute_table, v850_handle_interrupt_attribute,
4699 v850_handle_data_area_attribute): New.
4700 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4701 Return void. Call decl_attributes instead of
4702 valid_machine_attribute.
4704 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4706 * sh-protos.h (sh_pr_n_sets): Declare.
4707 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4708 look at the copy to determine if PR needs to be saved.
4709 sh_pr_n_sets: New function.
4710 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4711 (ALLOCATE_INITIAL_VALUE): Define.
4713 * sh.c (initial_elimination_offset):
4714 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4716 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4718 * integrate.c (allocate_initial_values): New function.
4719 * integrate.h (allocate_initial_values): Declare.
4720 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4722 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4724 * toplev.c (rest_of_compilation): To here.
4725 Call allocate_initial_values.
4726 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4728 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4730 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4732 2001-09-20 DJ Delorie <dj@redhat.com>
4734 * c-typeck.c (really_start_incremental_init): Discriminate
4735 between zero-length arrays and flexible arrays.
4736 (push_init_level): Detect zero-length arrays and handle them
4737 like fixed-sized arrays.
4738 * expr.c (store_constructor): Handle zero-length arrays and
4739 flexible arrays correctly.
4740 * doc/extend.texi: Update zero-length array notes.
4742 2001-09-20 Jim Wilson <wilson@redhat.com>
4744 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4745 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4746 for issue port conflicts.
4747 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4749 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4751 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4754 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4756 * fold-const.c (hashtab.h): Include.
4757 (int_const_binop): Remove FORSIZE arg and compute from type; all
4759 Call size_int_type_wide for all single-word constants.
4760 (size_htab_hash, size_htab_eq): New functions.
4761 (size_int_type_wide): Rework to use hash table.
4762 * ggc-common.c (hashtab.h): Include.
4763 (struct d_htab_root): New struct.
4764 (d_htab_roots): New variable.
4765 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4766 (ggc_mark_roots): Handle deletable htabs.
4767 * ggc-page.c (ggc_marked_p): New function.
4768 * ggc-simple.c (ggc_marked_p): Likewise.
4769 * ggc.h: Reformatting throughout.
4770 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4771 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4772 (type_hash_add): Allocate struct type_hash from GC memory.
4773 (mark_hash_entry, mark_type_hash): Deleted.
4774 (type_hash_marked_p, type_hash_mark): New functions.
4775 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4777 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4779 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4782 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4784 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4785 array-too-large test for signed sizetype.
4787 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4789 * i386.md (indirect_jump): Allow Pmode operand.
4790 (tablejump): LIkewise; perform expansion to 64bit mode.
4791 * i386.c (symbolic_operand): Allow 64bit PIC references.
4792 (pic_symbolic_operand): Likewise.
4793 (ix86_find_base_term): Strip the 64bit PIC references.
4794 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4795 (legitimize_pic_address): Likewise.
4796 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4797 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4799 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4801 * stringpool.c (get_identifier_with_length): New function.
4802 * tree.h (get_identifier_with_length): New prototype.
4804 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4805 David Edelsohn <edelsohn@gnu.org>
4808 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4809 already sign-extended.
4811 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4812 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4814 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4815 (output_profile_hook): Declare label_name const.
4816 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4817 to match constraints.
4819 2001-09-19 Stan Shebs <shebs@apple.com>
4821 * alias.c: Fix typos in comments.
4822 * sched-rgn.c (init_ready_list): Ditto.
4823 * unwind-dw2.c (uw_frame_state_for): Ditto.
4824 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4825 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4826 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4828 2001-09-19 Richard Henderson <rth@redhat.com>
4830 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4832 * Makefile.in (cfg.o): Depend on TM_P_H.
4834 2001-09-19 Richard Henderson <rth@redhat.com>
4836 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4837 (local_symbolic_operand): ... here.
4838 (small_symbolic_operand): Check mode.
4839 (global_symbolic_operand): New.
4840 (input_operand): Reject symbolics if explicit relocs.
4841 (call_operand): Tidy.
4842 (alpha_legitimize_address): Use movdi_er_high_g.
4843 (alpha_expand_mov): Likewise.
4844 * config/alpha/alpha-protos.h: Update.
4845 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4846 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4847 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4848 (UNSPECV_LDGP2): Remove.
4849 (all call patterns): Use 's' not 'i' for symbolic constraint.
4850 (call_osf call_value_osf): Use call_operand.
4851 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4852 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4853 (prologue_ldgp_1_er): Remove.
4854 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4855 (builtin_setjmp_receiver_er patterns): Use them.
4856 (exception_receiver_er): Likewise.
4858 2001-09-19 Richard Henderson <rth@redhat.com>
4860 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4862 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4863 and NON_LOCAL_GOTO notes.
4864 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4865 copy over CALL_INSN_FUNCTION_USAGE.
4867 2001-09-18 Catherine Moore <clm@redhat.com>
4869 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4872 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4874 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4875 new-style tm_file specification. Specify correct tm_p_file,
4876 md_file, and out_file for s390x.
4878 * config/s390/linux.h, linux64.h: Don't include other target
4879 macro header files. Now handled via tm_file.
4881 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4882 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4883 are defined before use.
4885 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4887 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4888 code generation only for Gnu assembler.
4890 2001-09-18 Catherine Moore <clm@redhat.com>
4892 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4894 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4896 * config/mips/mips.c (mips_frame_set): New.
4897 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4898 a parallel frame-related expression with a set for each register.
4900 2001-09-18 Philip Blundell <philb@gnu.org>
4902 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4905 2001-09-17 Dale Johannesen <dalej@apple.com>
4907 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4908 * config/rs6000/aix.h (FIXED_R2): Define.
4909 * config/rs6000/darwin.h (FIXED_R2): Define.
4910 * config/rs6000/sysv4.h (FIXED_R2): Define.
4912 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4914 * except.c (dw2_build_landing_pads): New local
4915 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4916 barrier after clobbers. Fixes c++/4012.
4918 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4920 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4922 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4924 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4925 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4927 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4929 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4932 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4934 * cpphash.h (_cpp_lex_direct): New.
4935 * cpplex.c (_cpp_lex_token): Update.
4936 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4937 and increment that pointer.
4938 * cppmacro.c (alloc_expansion_token): New.
4939 (lex_expansion_token): Lex macro expansion directly into
4942 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4944 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4946 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4948 * basic-block.h (free_bb_for_insn): Declare.
4949 * bb-reorder.c (label_for_bb): Use block_label.
4950 (emit_jump_to_block_after): Remove.
4951 (insert_intra_1): Do not update block_for_insn.
4952 (insert_inter_bb_scope_notes): Likewise; update bb->end
4953 * cfg.c (free_bb_for_insn): New.
4954 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4955 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4956 (commit_one_edge_insertion): Likewise.
4957 (commit_one_edge_insertion): Do not update BB boundary.
4958 (commit_edge_insertions): Do not call compute_bb_for_insn.
4959 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4960 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4961 (merge_blocks_move_successor_nojumps): Likewise.
4962 (try_crossjump_to_edge): Do not update block_for_insn.
4963 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4964 * df.c (df_pattern_emit_later): Do not update BB boundary.
4965 (df_jump_pattern_emit_after): Likewise.
4966 (df_insn_move_before): Use emit_insn_before.
4967 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4969 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4970 boundaries and basic_block_for_insn.
4971 (reorder_insns_nobb): Rename from reorder_insns.
4972 (reorder_insns): New.
4973 (emit_block_insn_before, emit_block_insn_after): Kill.
4974 * flow.c (check_function_return_warnings): Do not call
4975 compute_bb_for_insn; Do not free basic_block_for_insn.
4976 (attempt_auto_inc): Do not update basic_block_for_insn.
4977 * function.c (emit_return_into_block): Likewise;
4978 do not update BB boundaries.
4979 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4980 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4981 (pre_insert_copy_insn): Likewise.
4982 (update_ld_motion_notes): Likewise.
4983 (insert_insn_start_bb): Likewise.
4984 (replace_store_insn): Likewise.
4985 * ifcvt.c (noce_process_if_block): Likewise.
4986 (if_convert): Do not call compute_bb_for_insn.
4987 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4988 Use emit_insn_before and emit_insn_after.
4989 * recog.c (split_all_insns): Do not update BB boundaries;
4990 Do not call compute_bb_for_insn.
4991 (peephole2_optimize): Do not update BB boundaries.
4992 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4994 (emit_swap_insn): Likewise.
4995 (convert_regs_1): Likewise.
4996 * reload1.c (reload): Call compute_bb_for_insn.
4997 * rtl.h (reorder_insns_nobb): Declare.
4998 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4999 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5000 at places CFG is invalidated; do not call compute_bb_for_insn.
5002 * cfg.c (expunge_block): Invalidate BB structure.
5004 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5007 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5009 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5011 * cpphash.h (_cpp_lex_token): Update prototype.
5012 * cpplex.c (_cpp_lex_token): New prototype.
5013 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5014 lex_macro_node, read_flag, do_pragma_poison): Update.
5015 * cppmacro.c (cpp_get_token, parse_params,
5016 lex_expansion_token): Update.
5018 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5020 * cppmain.c (scan_translation_unit): Don't worry about
5021 putting a space after hashes.
5022 * cpplib.c (directive_diagnostics): New.
5023 (_cpp_handle_directive): Update to use directive_diagnostics.
5024 (run_directive): Don't toggle prevent_expansion.
5025 (do_line): Backup in case of the line extension.
5026 * cpplib.h (cpp_lexer_pos): Remove.
5027 * cppmacro.c (_cpp_create_definition): Precede a leading #
5030 2001-09-15 Richard Henderson <rth@redhat.com>
5032 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5034 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5036 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5038 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5040 PR preprocessor/3571
5041 * tradcpp.c (handle_directive): Skip non-vertical space.
5043 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5045 * cppmain.c (setup_callbacks): Set line callback only
5046 if outputting preprocessed source.
5048 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5050 * collect2.c (main): Const-ification.
5051 * gcc.c (translate_options, process_command): Use xstrdup in
5052 lieu of xmalloc/strcpy.
5053 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5055 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5057 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5060 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5062 * scan-decls.c (scan_decls): Fix typo.
5064 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5066 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5067 Split mlstring_pos into mls_line and mls_col.
5068 * cppinit.c (cpp_create_reader): Initialize line to 1.
5069 (cpp_destroy): Free tokenruns.
5070 (push_include): Don't update lexer_pos.
5071 * cpplex.c (unterminated, parse_string): Update.
5072 (lex_token): Don't update lexer_pos, update.
5073 * cpplib.c (if_stack): Save line instead of line + col.
5074 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5075 push_conditional, _cpp_pop_buffer): Update.
5076 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5077 (_cpp_create_definition): Update.
5079 2001-09-15 Eric Christopher <echristo@redhat.com>
5081 * config/mips/abi64.h: Add support for MEABI.
5083 2001-09-15 Eric Christopher <echristo@redhat.com>
5085 * config/mips/mips.md: Add unspec #2.
5087 (reload_outdi): Ditto.
5088 (reload_outsi): Ditto.
5091 2001-09-15 Eric Christopher <echristo@redhat.com>
5092 Jason Eckhardt <jle@redhat.com>
5094 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5095 * config/mips/isa32-linux.h: New file.
5096 * config/mips/isa3264.h: Ditto.
5097 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5098 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5099 (output_block_mode): Support MEABI.
5100 (function_arg): Ditto. Fix floating point arg passing.
5101 (mips_va_start): Ditto.
5102 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5104 (mips_asm_file_start): Add new section to pass abi to gdb.
5105 (function_arg_pass_by_reference): Support MEABI.
5106 (mips_parse_cpu): Support mips32 and mips64 processors.
5107 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5108 TARGET_MIPS5KC. Support isa32 and isa64.
5109 (processor_type): Add r4kc, r5kc, r20kc.
5110 (GENERATE_MULT3_SI): New.
5111 (GENERATE_MULT3_DI): Ditto.
5112 (GENERATE_MULT3): Remove.
5113 (ISA_HAS_64BIT_REGS): Add isa == 64.
5114 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5115 (ISA_HAS_MADD_MSUB): New.
5116 (ISA_HAS_CLZ_CLO): Ditto.
5117 (ISA_HAS_DCLZ_DCLO): Ditto.
5118 (ABI_GAS_ASM_SPEC): New.
5119 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5122 (SUBTARGET_CC1_SPEC): Ditto.
5123 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5124 (PAD_VARARGS_DOWN): Support MEABI.
5125 (HARD_REGNO_NREGS): Move to mips.c.
5126 (ASM_OUTPUT_IDENT): Add #undef.
5127 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5128 (mulsi3): Use GENERATE_MULT3_SI.
5129 (mulsi3_mult3): Ditto. Support mips32, mips64.
5130 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5131 (mul_sub_si): New pattern.
5132 (unnamed splitters): New.
5133 (muldi3): Use GENERATE_MULT3_DI.
5134 (muldi3_internal2): Ditto.
5135 (movdicc): Support mips32.
5136 * config/mips/t-isa3264: New file.
5138 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5140 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5141 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5142 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5144 * reorg.c (fill_slots_from_thread): After call to
5145 steal_delay_list_from_target, update own_thread as new_thread may
5148 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5150 * cpperror.c (print_location): Take line and column, for
5151 default positioning use the previously lexed token.
5152 (_cpp_begin_message): Take line and column.
5153 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5154 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5155 * cpphash.h (_cpp_begin_message): Update prototype.
5156 * cppinit.c (push_include): Don't set output line.
5157 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5158 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5159 (do_pragma): Kludge for front ends. Don't expand macros at all.
5160 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5161 (struct cpp_token): Remove output_line.
5162 (struct cpp_callbacks): New member line_change.
5163 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5164 cpp_get_token): Preserve BOL flag.
5165 (cpp_get_line): Remove.
5166 (_cpp_backup_tokens): Remove useless abort().
5167 * cppmain.c (cb_line_change): New.
5168 (scan_translation_unit): Don't worry about starting new lines here.
5169 * scan-decls.c (scan_decls): Update.
5170 * c-lex.c (c_lex, init_c_lex): Update.
5171 (cb_line_change, src_lineno): New.
5173 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5175 * tree.c (append_random_chars): Generate the random
5176 characters in a reproducable fashion.
5178 2001-09-14 Richard Henderson <rth@redhat.com>
5180 * config/i386/i386.c (internal_label_prefix): New.
5181 (internal_label_prefix_len): New.
5182 (override_options): Set them.
5183 (local_symbolic_operand): New.
5184 (legitimate_pic_address_disp_p): Use it.
5185 (legitimize_pic_address): Likewise.
5187 2001-09-14 Marc Espie <espie@openbsd.org>
5189 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5192 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5194 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5195 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5197 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5199 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5200 invocation of SUBREG_REGNO_OFFSET.
5202 * haifa-sched.c: Fix typo in FSF copyright statement.
5203 * sched-deps.c: Fix typo in FSF copyright statement.
5204 * sched-ebb.c: Fix typo in FSF copyright statement.
5205 * sched-rgn.c: Fix typo in FSF copyright statement.
5206 * sched-vis.c: Fix typo in FSF copyright statement.
5208 * config.gcc: Move inclusion of arm elf specific header files
5209 from the files themselves into the tm_file variable. Make
5210 sure that elfos.h is included before target specific elf
5212 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5214 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5215 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5216 ASM_OUTPUT_CASE_LABEL): Protect definition.
5217 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5218 not already defined.
5219 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5220 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5221 Remove duplicate definition.
5222 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5223 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5224 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5225 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5226 Remove inclusion of arm/elf.h.
5227 * config/arm/unknown-elf.h: as for conix-elf.h.
5228 (STARTFILE_SPEC): Include crti.o and crtn.o.
5229 * config/arm/linux-elf.h: as for conix-elf.h.
5230 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5231 * config/arm/strongarm-elf.h: Remove inclusion of
5233 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5234 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5235 unknown-elf.h and elf.h.
5236 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5237 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5238 ASM_WEAKEN_LABEL): Remove redundant definition.
5239 * config/arm/elf.h: Test for inclusion of elfos.h
5240 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5241 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5242 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5243 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5244 redundant definition.
5245 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5246 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5247 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5248 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5249 Add rules to build crti.o and crtn.o
5250 * crti.asm: New file.
5251 * crtn.asm: New file.
5253 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5255 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5256 * cpphash.h (struct tokenrun): Add prev.
5257 (struct lexer_state): Remove bol.
5258 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5259 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5261 * cppinit.c (cpp_create_reader): Don't set bol.
5262 (cpp_destroy): Don't free lookaheads.
5263 * cpplex.c (lex_directive): Remove.
5264 (next_tokenrun): Update.
5265 (_cpp_lex_token): Clean up logic.
5266 (lex_token): Update to return a pointer to lexed token, since it
5267 can move to the start of the buffer. Simpify newline handling.
5268 * cpplib.c (SEEN_EOL): Update.
5269 (skip_rest_of_line): Remove lookahead stuff.
5270 (end_directive): Line numbers are already incremented. Revert
5271 to start of lexed token buffer if we can.
5272 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5273 parse_answer): Use _cpp_backup_tokens.
5274 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5275 instead. Don't check for EOL.
5276 (do_include_common, do_line, do_pragma_system_header): Use
5278 * cpplib.h (BOL, _cpp_backup_tokens): New.
5279 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5280 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5281 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5282 (builtin_macro): Don't use cpp_get_line.
5283 (cpp_get_line): Short term kludge.
5284 (parse_arg): Handle directives in arguments here. Back up when
5285 appropriate. Store EOF at end of argument list.
5286 (funlike_invocation_p): Use _cpp_backup_tokens.
5287 (push_arg_context): Account for EOF at end of list.
5288 (cpp_get_token): Remove lookahead stuff. Update.
5290 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5292 * c-parse.in (yyerror): Const-ification and/or static-ization.
5293 * c-typeck.c (push_member_name): Likewise.
5294 * collect2.c (main): Likewise.
5295 * dbxout.c (dbxout_parms): Likewise.
5296 * diagnostic.c (format_with_decl): Likewise.
5297 * dwarf2out.c (output_ranges): Likewise.
5298 * dwarfout.c (fundamental_type_code): Likewise.
5299 * except.c (dw2_output_call_site_table): Likewise.
5300 * gcc.c (do_spec_1): Likewise.
5301 * genopinit.c (optabs): Likewise.
5302 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5303 gen_declaration_1, handle_impent): Likewise.
5304 * protoize.c (default_include, in_system_include_dir, abspath):
5306 * sched-vis.c (visualize_stall_cycles): Likewise.
5307 * sdbout.c (plain_type_1, sdbout_end_function,
5308 sdbout_end_epilogue): Likewise.
5309 * varasm.c (decode_reg_name): Likewise.
5311 * 1750a.c (mod_regno_adjust): Likewise.
5312 * alpha.c (alpha_write_one_linkage,
5313 unicosmk_output_default_externs): Likewise.
5314 * arm.c (arm_condition_codes): Likewise.
5315 * arm.h (arm_condition_codes): Likewise.
5316 * avr.c (output_movsisf, encode_section_info): Likewise.
5317 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5319 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5320 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5321 * m88k.c (output_function_profiler): Likewise.
5322 * mips.c (mips_output_conditional_branch): Likewise.
5323 * ns32k.c (ns32k_out_reg_names): Likewise.
5324 * ns32k.h (ns32k_out_reg_names): Likewise.
5325 * pj.c (pj_output_rval): Likewise.
5326 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5327 * sparc.c (sparc_flat_function_prologue,
5328 sparc_flat_function_epilogue): Likewise.
5330 2001-09-13 Markus Werle <numerical.simulation@web.de>
5331 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5333 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5334 Aachen University of Technology".
5336 2001-09-13 Andreas Schwab <schwab@suse.de>
5338 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5341 2001-09-13 Richard Henderson <rth@redhat.com>
5343 * config/alpha/alpha.c (small_symbolic_operand): New.
5344 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5345 (some_operand, input_operand): Don't handle HIGH.
5346 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5347 (alpha_expand_mov): Likewise.
5348 (print_operand) [H]: Just print HIGH symbol.
5349 (print_operand_address): Handle small data.
5350 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5351 (TARGET_SWITCHES): Add -msmall-data/large-data.
5352 (PIC_OFFSET_TABLE_REGNUM): New.
5353 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5354 (PREDICATE_COES): Update.
5355 * config/alpha/alpha.md (adddi_er_high): New.
5356 (adddi_er_low): Handle small data.
5357 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5358 prefer .sdata to .rodata.
5359 (SELECT_RTX_SECTION): Likewise.
5361 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5363 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5364 defining __size_t and leaving size_t undefined.
5366 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5368 * basic-block.h (expunge_block): Declare.
5369 * cfg.c (expunge_block): Remove static declaration.
5371 2001-09-12 Richard Henderson <rth@redhat.com>
5373 * integrate.c (copy_insn_list): Copy label name from
5374 NOTE_INSN_DELETED_LABEL.
5376 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5378 * c-common.c (c_tree_code_name): Const-ification.
5379 * c-decl.c (c_decode_option): Likewise.
5380 * c-typeck.c (warn_for_assignment): Likewise.
5381 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5383 * cppinit.c (output_deps): Likewise.
5384 * dependence.c (dependence_string, direction_string): Likewise.
5385 * dwarf2out.c (output_ranges): Likewise.
5386 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5387 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5388 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5389 standard_startfile_prefix, standard_startfile_prefix_1,
5390 standard_startfile_prefix_2, tooldir_base_prefix,
5391 standard_bindir_prefix, find_a_file): Likewise.
5392 * genattrtab.c (make_length_attrs): Likewise.
5393 * gencheck.c (tree_codes): Likewise.
5394 * genemit.c (gen_split): Likewise.
5395 * genrecog.c (special_mode_pred_table): Likewise.
5396 * graph.c (graph_ext): Likewise.
5397 * protoize (default_include): Likewise.
5398 * reload.c (reload_when_needed_name): Likewise.
5399 * sched-vis.c (visualize_stall_cycles): Likewise.
5400 * tlink.c (recompile_files): Likewise.
5401 * toplev.c (decode_g_option): Likewise.
5402 * tradcpp.c (output_deps): Likewise.
5403 * varasm.c (decode_reg_name): Likewise.
5405 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5408 * avr.c (avr_regnames, encode_section_info): Likewise.
5409 * c4x.c (float_reg_names): Likewise.
5410 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5411 * elfos.h (const_section): Likewise.
5412 * i386.c (ix86_comp_type_attributes): Likewise.
5413 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5414 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5415 * ia64.c (type_names): Likewise.
5416 * m68hc11.c (reg_class_names): Likewise.
5417 * m88k.c (m_options): Likewise.
5418 * mips.c (mips_output_conditional_branch, mips_unique_section):
5420 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5421 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5422 ultra_code_names): Likewise.
5423 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5425 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5427 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5428 Use --fatal-warnings option for gas.
5429 * configure: Rebuilt.
5431 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5433 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5435 2001-09-11 Jim Wilson <wilson@redhat.com>
5437 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5439 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5441 * builtins.c (c_strlen): Treat an offset too large for a
5442 HOST_WIDE_INT as out of range.
5444 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5446 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5447 (EDGE_CRITICAL_P): New predicate.
5448 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5450 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5451 (dump_edge_info): Remove "crit".
5452 * cfganal.c (mark_critical_edges): Kill.
5453 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5454 * cfgcleanup.c (cleanup_cfg): Likewise.
5455 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5456 (find_spanning_tree): Likewise.
5457 * reg-stack.c (convert_regs_1): Likewise.
5458 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5460 * basic-block.h (create_basic_block_structure): New.
5461 (create_basic_block): Update prototype.
5462 (force_nonfallthru): New.
5463 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5464 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5465 handle updating of block_for_insn, creating of empty BBs and BBs at
5466 the end of INSN chain.
5467 (create_basic_block): New function.
5468 (split_block): Use create_basic_block.
5469 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5470 (redirect_edge_and_branch_force): ... here.
5471 (force_nonfallthru): New.
5472 (split_edge): Rewrite to use force_nonfallthru and create_block.
5473 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5474 (find_basic_blocks): Free basic_block_for_insn.
5475 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5477 * cfg.c: Fix formating.
5478 * cfgcleanup.c: Fix formating.
5479 (merge_blocks, tail_recursion_label_p): Return bool.
5480 (merge_blocks_move_predecessor_nojumps,
5481 merge_blocks_move_successor_nojumps): Return void.
5483 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5485 * configure.in: Check whether assembler supports section merging.
5486 * config.in: Rebuilt.
5487 * configure: Rebuilt.
5488 * varasm.c (variable_section, output_constant_pool): Pass alignment
5489 to SELECT_SECTION and SELECT_RTX_SECTION.
5490 (mergeable_string_section): New.
5491 (mergeable_constant_section): New.
5492 (default_elf_asm_named_section): Output SECTION_MERGE and
5493 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5494 * output.h (mergeable_string_section): New.
5495 (mergeable_constant_section): New.
5496 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5497 * toplev.c (flag_merge_constants): New.
5498 (f_options): Add -fmerge-constants and -fmerge-all-constants
5500 (toplev_main): Default to -fno-merge-constants if not optimizing.
5501 * flags.h (flag_merge_constants): Add extern.
5502 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5503 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5505 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5506 Define if assembler has working .subsection -1 support.
5507 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5508 Put constant into special SHF_MERGE sections if the linker should
5509 attempt to merge duplicates.
5510 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5512 Put constant into special SHF_MERGE sections if the linker should
5513 attempt to merge duplicates.
5514 * config/alpha/elf.h: Likewise.
5515 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5516 has working .subsection -1 support.
5517 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5519 * config/svr3.h: Likewise.
5520 * config/darwin.h: Likewise.
5521 * config/arm/aof.h: Likewise.
5522 * config/arm/linux-elf.h: Likewise.
5523 * config/avr/avr.h: Likewise.
5524 * config/c4x/c4x.h: Likewise.
5525 * config/d30v/d30v.h: Likewise.
5526 * config/i386/dgux.h: Likewise.
5527 * config/i386/osfrose.h: Likewise.
5528 * config/i386/sco5.h: Likewise.
5529 * config/i386/svr3gas.h: Likewise.
5530 * config/ia64/aix.h: Likewise.
5531 * config/m32r/m32r.h: Likewise.
5532 * config/m68k/m68k.h: Likewise.
5533 * config/m88k/dgux.h: Likewise.
5534 * config/m88k/m88k.h: Likewise.
5535 * config/mcore/mcore-pe.h: Likewise.
5536 * config/mips/mips.h: Likewise.
5537 * config/pa/pa.h: Likewise.
5538 * config/pa/pa-linux.h: Likewise.
5539 * config/romp/romp.h: Likewise.
5540 * config/rs6000/sysv4.h: Likewise.
5541 * config/rs6000/xcoff.h: Likewise.
5542 * config/s390/linux.h: Likewise.
5543 * config/sparc/sparc.h: Likewise.
5544 * config/sparc/sysv4.h: Likewise.
5545 * config/stormy16/stormy16.h: Likewise.
5546 * config/v850/v850.h: Likewise.
5547 * config/vax/vms.h: Likewise.
5548 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5549 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5550 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5551 default_elf_asm_named_section for SHF_MERGE sections.
5553 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5555 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5558 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5560 * c-common.c (split_specs_attrs): Allow for empty attributes with
5561 empty TREE_PURPOSE. Fixes PR c/4294.
5563 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5565 * basic-block.h (cached_make_edge, make_single_succ): New.
5566 (make_edge): Remove first parameter.
5567 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5568 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5569 created edge; use obstack allocation.
5570 (make_edge, make_single_succ_edge): New.
5571 (first_removed_edge): New static variable.
5572 (init_flow): Initialize first_removed_edge and n_edges.
5573 (clear_edges): Use remove_edge.
5574 (flow_delete_block): Likewise.
5575 (remove_edge): Add removed edges to the removed edges list.
5576 (split_block, redirect_edge_and_branch_force, split_edge):
5578 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5579 (add_noreturn_fake_exit_edges): Likewise.
5580 (connect_infinite_loops_to_exit): Liekwise.
5581 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5582 Use cached_make_edge.
5583 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5584 * profile.c (branch_prob): Update make_edge call.
5585 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5587 2001-09-11 Richard Henderson <rth@redhat.com>
5589 * config/alpha/alpha.c: Tidy formatting.
5590 (local_symbolic_operand): Verify mode.
5591 (alpha_sa_mask): Ignore unicos for eh_return.
5592 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5593 * config/alpha/alpha.md (umk divsi patterns): Remove.
5594 (extendsfdf2): Remove unicos check.
5595 (tablejump): Merge vms and unicos code; always use direct set
5598 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5600 * config.gcc (alpha*-*-unicosmk*): New target.
5602 * config/alpha/alpha-protos.h (symbolic_operand,
5603 unicosmk_add_call_info_word, unicosmk_add_extern,
5604 unicosmk_defer_case_vector, unicosmk_unique_section,
5605 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5606 unicosmk_asm_file_start, unicosmk_asm_file_end,
5607 unicosmk_output_common): Declare.
5609 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5610 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5611 alpha_does_function_need_gp, alpha_end_function): Support Cray
5613 (alpha_init_machine_status, alpha_mark_machine_status,
5614 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5615 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5616 unicosmk_asm_named_section, unicosmk_insert_attributes,
5617 unicosmk_section_type_flags, symbolic_operand,
5618 unicosmk_output_module_name, unicosmk_output_default_externs,
5619 unicosmk_output_dex, unicosmk_output_externs,
5620 unicosmk_output_addr_vec, unicosmk_ssib_name,
5621 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5622 unicosmk_asm_file_end, unicosmk_output_common,
5623 unicosmk_section_type_flags, unicosmk_unique_section,
5624 unicosmk_add_call_info_word, unicosmk_text_section,
5625 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5626 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5627 unicosmk_dex_count, unicosmk_special_name): New.
5628 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5629 TARGET_ABI_UNICOSMK.
5630 (get_aligned_mem, alpha_expand_unaligned_load,
5631 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5632 alpha_expand_unaligned_store_words): Support big-endian mode.
5633 (print_operand): Likewise. New format specifier 't'. Use
5634 TARGET_AS_SLASH_BEFORE_SUFFIX.
5635 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5636 (alpha_pv_save_size): Update with above change.
5637 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5638 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5641 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5642 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5643 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5644 (EXTRA_CONSTRAINT): New constraint 'U'.
5645 (PREDICATE_CODES): Add symbolic_operand.
5647 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5648 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5649 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5650 (integer division and modulus patterns): Split in default and
5652 (*divmodsi_internal, *divmoddi_internal): Disable for
5653 TARGET_ABI_UNICOSMK.
5654 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5655 little-endian and big-endian versions.
5656 (ext, ins, msk): Likewise.
5657 (extv, extzv, insv): Support big-endian mode.
5658 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5659 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5660 *tablejump_umk_internal, *call_value_umk): New.
5661 (*movdi_nofix): Add pattern for loading an address into a register on
5662 TARGET_ABI_UNICOSMK.
5663 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5664 (umk_mismatch_args, arg_home_umk): New.
5665 (various insns): Don't use mov, fmov, nop, fnop and unop.
5666 (realign): Support TARGET_ABI_UNICOSMK.
5668 * config/alpha/unicosmk.h: New file.
5669 * config/alpha/t-unicosmk: New file.
5671 * fixinc/inclhack.def (unicosmk_restrict): New.
5672 * fixinc/fixincl.x: Regenerate.
5674 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5675 (wchar_t): Check for and define __WCHAR_T__.
5677 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5679 * combine.c (simplify_shift_const): Treat shifts by the mode
5682 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5684 * cpphash.h (struct tokenrun): New.
5685 (struct cpp_context): New member bol.
5686 (struct cpp_reader): New members.
5687 (_cpp_init_tokenrun): New.
5688 * cppinit.c (cpp_create_reader): Set up the token runs.
5689 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5690 (lex_token): New internalised version of _cpp_lex_token. Don't
5691 handle directives or the multiple include opimisation here any
5692 more. Simply lex a token.
5693 * cpplib.c (run_directive): Clear bol.
5694 (_cpp_pop_buffer): Set bol.
5695 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5698 2001-09-11 Michael Meissner <meissner@redhat.com>
5700 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5701 give an error if the user uses -mfp32.
5702 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5704 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5705 floating point register size.
5706 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5708 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5709 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5711 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5712 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5714 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5716 * dbxout.c (dbxout_parms): Fix typo in comment.
5717 * unroll.c (loop_find_equiv_value): Ditto.
5718 * toplev.c (rest_of_compilation): Ditto.
5719 * loop.c (scan_loop): Ditto.
5720 * dwarf2out.c (struct dw_fde_struct): Ditto.
5722 2001-09-10 Zack Weinberg <zackw@panix.com>
5724 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5725 copying identifier when we're just going to throw it away.
5726 (parse_identifier_slow): New routine to handle abnormal cases.
5727 (_cpp_lex_token): Update call site.
5729 * hashtable.c (ht_lookup): Don't assume that the string we've
5730 been given is NUL-terminated.
5731 * system.h: #define __builtin_expect(a, b) to (a) if not
5734 2001-09-10 Michael Meissner <meissner@redhat.com>
5736 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5739 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5741 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5743 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5745 * builtins.c (c_getstr): Correct thinko in last change and further
5748 2001-09-10 Tim Freeman <tim@fungibole.com>
5750 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5751 into varray's and register them as roots with the garbage
5752 collector so they are not collected too soon.
5754 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5756 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5758 * basic-block.h (flow_obstack, label_value_list,
5759 tail_recursion_label_list): Declare
5760 (tidy_fallthru_edges): Declare.
5761 (expunge_block, last_loop_beg_note): Delete.
5762 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5764 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5765 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5766 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5767 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5768 expunge_block, flow_delete_block, compute_bb_for_insn,
5769 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5770 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5771 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5772 try_redirect_by_replacing_jump, last_loop_beg_note,
5773 redirect_edge_and_branch, redirect_edge_and_branch_force,
5774 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5775 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5776 commit_edge_insertions, dump_flow_info, debug_flow_info,
5777 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5778 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5779 Move here from flow.c
5780 * cfganal.c: New file.
5781 (forwarder_block_p, can_fallthru, mark_critical_edges,
5782 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5783 find_unreachable_blocks, create_edge_list, free_edge_list,
5784 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5785 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5786 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5787 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5788 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5789 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5790 Move here from flow.c
5791 * cfgbuild.c: New file
5792 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5793 make_edges, find_basic_blocks_1, find_basic_blocks,
5794 find_sub_basic_blocks): Move here from flow.c
5795 * cfgcleanup.c: New file.
5796 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5797 merge_blocks_move_predecessor_nojumps,
5798 merge_blocks_move_successor_nojumps, merge_blocks,
5799 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5800 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5801 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5803 * cfgloop.c: New file
5804 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5805 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5806 flow_loop_exit_edges_find, flow_loop_nodes_find,
5807 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5808 flow_loop_tree_node_add, flow_loops_tree_build,
5809 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5810 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5811 Move here from flow.c
5812 * flow.c: Remove everything moved elsewhere
5813 * output.h (cleanup_cfg): Return bool.
5815 * bb-reorder.c (reorder_block_def): Remove 'index'.
5816 (insert_intra_1): Add argument BB, set block for new note.
5817 (make_reorder_chain): Do not depdent on BB indexes.
5818 (make_reorder_chain_1): Do not use BB indexes.
5819 (label_for_bb): Likewise; set BB for new insn.
5820 (emit_jump_to_block_after): Likewise.
5821 (fixup_reoder_chain): Sanity check that all basic blocks
5822 are chained; verify newly created insn chain; remove
5823 undocnitional jump simplifying; Do not use BB indexes;
5824 properly initialize count and frequency information;
5825 dump reordered sequence.
5826 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5827 (insert_inter_bb_scope_notes): Set block for new insn.
5828 (reorder_basic_blocks): Dump flow info before reoredering.
5830 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5832 * alias.c (clear_reg_alias_info): Use K&R format definition.
5833 Avoid unsigned warning.
5834 * builtins.c: Use "unsigned int", not "unsigned".
5835 (target_char_cast): Use host_integerp and tree_low_cst.
5836 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5837 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5838 (c_getstr): Likewise.
5839 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5840 (builtin_memcpy_read_str): Avoid unsigned warning.
5841 (expand_builtin_memcpy): Alignments are unsigned.
5842 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5843 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5844 * predict.c (expensive_function_p): LIMIT now unsigned.
5845 * resource.c (mark_target_live_regs): Make some vars unsigned.
5846 * sdbout.c: Use "unsigned int", not "unsigned".
5847 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5848 (sdbout_source_line): Likewise.
5849 (sdbout_record_type_name): Remove "const" for NAME declaration.
5850 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5852 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5854 * calls.c (store_one_arg): Expand comment.
5856 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5858 * calls.c (store_one_arg): Make sure that the entire argument is
5859 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5861 2001-09-09 Richard Henderson <rth@redhat.com>
5863 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5865 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5867 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5869 2001-09-09 Richard Henderson <rth@redhat.com>
5871 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5872 (alpha_this_literal_sequence_number): New.
5873 (alpha_this_gpdisp_sequence_number): New.
5874 (some_operand, input_operand): Add HIGH.
5875 (local_symbolic_operand): New.
5876 (alpha_encode_section_info): New.
5877 (alpha_legitimate_address_p): Allow LO_SUM.
5878 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5879 (alpha_expand_mov): Likewise.
5880 (secondary_reload_class): Check memory_operand not general_operand
5882 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5883 (alpha_expand_unaligned_store): Likewise.
5884 (alpha_expand_unaligned_load_words): Likewise.
5885 (alpha_expand_unaligned_store_words): Likewise.
5886 (alpha_expand_block_clear): Likewise.
5887 (print_operand): Handle %#, %*, %H.
5888 (print_operand_address): Handle LO_SUM.
5890 (alpha_does_function_need_gp): Use it.
5891 (alpha_expand_block_move): Fix signed compare warnings.
5892 (alpha_sa_mask, alpha_align_insns): Likewise.
5893 * config/alpha/alpha-protos.h: Update.
5894 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5895 (MASK_EXPLICIT_RELOCS): New.
5896 (TARGET_SWITCHES): Add -mexplicit-relocs.
5897 (EXTRA_CONSTRAINT): Add 'T'.
5898 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5899 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5900 (ENCODE_SECTION_INFO): Out line.
5901 (REDO_SECTION_INFO_P): New.
5902 (STRIP_NAME_ENCODING): New.
5903 (ASM_OUTPUT_LABELREF): New.
5904 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5905 (PREDICATE_CODES): Update.
5906 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5907 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5908 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5909 builtin_setjmp_receiver_er, exception_receiver_1_er,
5910 call_value_osf_1_er): New patterns.
5911 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5912 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5913 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5914 (FINAL_PRESCAN_INSN): New.
5916 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5918 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5920 2001-09-08 Andreas Jaeger <aj@suse.de>
5922 * i386.h (TARGET_SWITCHES): Fix description.
5924 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5926 * rs6000.c (num_insns_constant): Compute number of instructions
5929 * doc/install.texi: Explain AIX exception handling work-around.
5930 Update URL for AIX fixes.
5932 2001-09-07 Jim Wilson <wilson@redhat.com>
5934 * alias.c (clear_reg_alias_info): New.
5935 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5936 * rtl.h (clear_reg_alias_info): Declare.
5938 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5940 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5942 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5943 (m16m,edivm,emulm): Change declaration to match definition.
5945 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5947 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5948 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5951 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5953 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5954 which have no corresponding C type.
5955 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5956 the representation of 64-bit doubles to work with 64-bit ints.
5958 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5960 * config/mips/mips.c (override_options): Do not override ISA when ABI
5961 specified if MIPS_CPU_STRING_DEFAULT was specified.
5963 2001-09-07 Richard Henderson <rth@redhat.com>
5965 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5966 (express_from_1): Wrap lines.
5967 * rtlanal.c (commutative_operand_precedence): Rename from
5968 operand_preference; export.
5969 * rtl.h: Declare it.
5970 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5971 (simplify_binary_operation): Invoke simplify_plus_minus on
5972 (CONST (PLUS ...)) as well.
5973 (struct simplify_plus_minus_op_data): New.
5974 (simplify_plus_minus_op_data_cmp): New.
5975 (simplify_plus_minus): Use them. Avoid infinite recursion with
5976 simplify_binary_operation wrt CONST.
5978 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5980 * h8300-protos.h (general_operand_dst_push): Remove.
5981 * h8300.c (general_operand_dst_push): Likewise.
5982 * h8300.h (OK_FOR_T): Likewise.
5983 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5984 * h8300.md (pushqi_h8300): New.
5985 (pushqi_h8300hs): Likewise.
5987 (pushhi_h8300): Likewise.
5988 (pushhi_h8300hs): Likewise.
5991 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5993 * genattrtab.c (attr_printf): First arg is unsigned.
5994 Clean up formatting of callers.
5996 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5998 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6001 2001-09-07 Andreas Jaeger <aj@suse.de>
6003 * i386.h (TARGET_SWITCHES): Fix descriptions.
6005 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6007 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6009 2001-09-06 Ira Ruben <ira@apple.com>
6011 Remove OP_IDENTIFIER.
6012 * tree.def (OP_IDENTIFIER): Remove.
6013 * tree.c (tree_node_kind enum): Remove op_id_kind.
6014 (tree_node_kind_names): Remove "op_identifiers".
6015 (make_node): Remove OP_IDENTIFIER test.
6016 (build_op_identifier): Removed because it isn't being used.
6017 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6018 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6020 2001-09-06 Richard Henderson <rth@redhat.com>
6022 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6024 2001-09-06 Richard Henderson <rth@redhat.com>
6026 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6029 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6031 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6032 number used for CR register.
6034 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6035 Joern Rennecke (amylaar@cygnus.com)
6037 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6038 * h8300.c (initial_offset): Handle offset between RP and FP.
6039 (h8300_return_addr_rtx): New function.
6040 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6042 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6043 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6044 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6045 (CAN_ELIMINATE, REGISTER_NAMES):
6046 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6048 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6050 Remove TYPE_NONCOPIED_PARTS.
6051 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6052 (struct tree_type): Remove noncopied_parts.
6053 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6054 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6055 (fixed_type_p): Remove.
6056 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6057 (expand_expr, MODIFY_EXPR): Likewise.
6058 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6059 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6061 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6063 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6065 (mask64_operand): Likewise.
6066 (includes_rldic_lshift_p): Likewise.
6067 (includes_rldicr_lshift_p): Likewise.
6069 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6071 * objc/objc-act.c (build_message_expr): If a class method cannot
6072 be found, do not issue a warning if a corresponding instance
6073 method exists in the root class.
6075 2001-09-05 Richard Henderson <rth@redhat.com>
6077 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6079 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6081 * function.c (ggc_mark_struct_function): Mark f->outer.
6082 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6083 * integrate.c (output_inline_function): ... not here.
6085 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6087 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6089 * i386.c (size_cost): New static variable.
6090 (override_function): Use size_cost when -Os is specified.
6092 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6093 properly; Use current_function_calls_eh_return.
6094 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6095 use leave to avoid dependency chain.
6097 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6098 get BB loop_depth instead of computing it from LOOP notes.
6100 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6102 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6104 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6105 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6106 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6108 2001-09-05 Jeffrey A Law (law@cygnus.com)
6109 Jason Merrill (jason@redhat.com)
6111 * stor-layout.c (layout_type): Complain if an array's size can
6112 not be represented in a size_t.
6114 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6116 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6118 * gcc.c: (process_command) Add parentheses around assignment
6119 used as truth value.
6121 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6123 * config/mips/mips.c (save_restore_insns): Don't mark any register
6124 save slots as unchanging if current_function_calls_eh_return.
6126 2001-09-05 Richard Henderson <rth@redhat.com>
6128 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6129 * config/alpha/alpha-protos.h: Declare it.
6130 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6131 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6132 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6133 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6134 (REG_OK_FOR_BASE_P): Select one of the above.
6136 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6138 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6139 (crti.o): Prefix name of object file with $(T).
6142 2001-09-05 David S. Miller <davem@redhat.com>
6144 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6145 * config/sparc/linux64.h: Likewise.
6147 2001-09-05 Andreas Jaeger <aj@suse.de>
6149 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6150 available anymore, remove the documentation.
6151 (i386 Options): Fix typo, cleanup index entries.
6153 * prefix.c (concat): Remove, we can use the version from liberty.
6155 2001-09-05 Richard Henderson <rth@redhat.com>
6157 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6158 New functions split out of md file expanders.
6159 * config/alpha/alpha-protos.h: Declare them.
6160 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6162 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6164 * cppmacro.c (funlike_invocation_p): No need to restore context.
6166 2001-09-04 Richard Henderson <rth@redhat.com>
6168 * reload.c (push_reload): Export.
6169 * reload.h (push_reload): Declare it.
6171 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6172 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6173 * config/alpha/alpha.c (alpha_legitimize_address): New.
6174 (alpha_legitimize_reload_address): Likewise.
6175 * config/alpha/alpha-protos.h: Declare them.
6177 2001-09-04 Stan Shebs <shebs@apple.com>
6179 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6180 * config/darwin.c (machopic_stub_name): Account for internally
6181 generated lib calls such as memcpy.
6183 2001-09-04 Richard Henderson <rth@redhat.com>
6185 * unwind.h (_UA_END_OF_STACK): New flag.
6186 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6188 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6190 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6192 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6194 * config/mips/mips.c (save_restore_insns): Change base_offset to
6195 fp_offset in second call to mips_emit_frame_related_store.
6197 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6199 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6200 sometimes be represented as a NOTE of type
6201 NOTE_INSN_DELETED_LABEL.
6202 (Insns): Document NOTE_INSN_DELETED_LABEL.
6204 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6206 * c-common.h (tree_dump_index): Add more comments.
6207 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6208 (dump_option_value_info): New struct.
6209 (dump_options): New array.
6210 (dump_switch_p): Parse switch options symbolically.
6211 * doc/invoke.texi (-fdump-ast): Rename to ...
6212 (-fdump-tree): ... here. Document that options are symbolic, and
6213 not all are applicable.
6215 2001-09-04 David S. Miller <davem@redhat.com>
6217 * config/sparc/sparc.md (define_splits): Kill constraints.
6219 Cleanup redundant and unused insn attributes.
6220 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6221 binary, and move. Mark ialu as default.
6222 (commented out define_function_unit "alu"): Kill.
6223 (define_attr "use_clobbered"): Kill.
6224 (whole file): Kill address insn type references. Replace
6225 all unary/binary/move references with ialu.
6226 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6227 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6230 Simplify length insn attribute and make more judicious use
6231 of insn attribute defaulting.
6232 * config/sparc/sparc.md (all insns with length > one): Mark as
6233 insn type multi if real instructions, else use default if
6234 it is a forced splitter.
6235 (all insns with length == one): Use default insn length.
6236 (all insns of type ialu): Use default insn type.
6238 Fix erroneous insn attribute settings.
6239 (addx): Set insn type to misc.
6240 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6241 const_umulsidi3_sp64): Set insn type to imul.
6243 Track SFmode vs DFmode insns according to UltraSPARC
6245 * config/sparc/sparc.md ("fptype"): New attribute, default
6247 (all DFmode single insns): Mark as fptype "double".
6249 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6251 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6253 2001-09-03 Richard Henderson <rth@redhat.com>
6255 * function.h (struct function): Add arg_pointer_save_area_init.
6256 * function.c (expand_function_end): Init arg_pointer_save_area.
6257 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6258 when called from a nested function.
6260 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6262 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6265 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6267 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6269 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6271 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6272 (emit_push_insn): Use specified padding direction when
6273 STACK_PUSH_CODE is POST_INC.
6275 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6277 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6281 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6283 * cppinit.c (cpp_start_read): Free the imacros list as we
6284 traverse it. Don't free the chains before returning.
6285 (_cpp_push_next_buffer): Only try pushing buffers if we've
6286 completed -imacros handling.
6288 2001-08-31 Eric Christopher <echristo@redhat.com>
6290 * gcc.c (handle_braces): Add explaination for abort.
6292 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6294 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6295 move adjustment of bitpos instead.
6297 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6299 * function.c: Remove all_functions. Make outer_function_chain
6301 (init_function_start): Don't add new function structure to
6303 (find_function_data, push_function_context_to,
6304 pop_function_context_from, put_var_into_stack,
6305 trampoline_address): Update for changed structure element names.
6306 (push_function_context_to): Disentangle.
6307 (free_after_compilation): Also free F.
6308 (expand_dummy_function_end): Don't free cfun here.
6309 (put_var_into_stack): Comment why we can't use find_function_data here.
6310 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6311 (mark_function_chain): Split into maybe_mark_struct_function and
6312 ggc_mark_struct_function. Export the latter.
6313 (init_function_once): Mark from cfun and outer_function_chain;
6316 * function.h (struct function): Kill next_global. Rename next
6317 to outer. All users updated to match.
6318 (all_functions, outer_function_chain): Don't declare.
6320 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6321 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6322 don't touch f->inlinable, after calling rest_of_compilation.
6324 * tree.h: Forward-declare struct function. Prototype
6325 ggc_mark_struct_function.
6327 2001-08-31 Kazu Hirata <kazu@hxi.com>
6329 * config/h8300/h8300.md (*andorhi3): Fix typos.
6331 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6333 * calls.c (emit_library_call_value): Don't use a fixed
6334 argument after VA_CLOSE, i.e. out of scope in traditional C.
6336 * emit-rtl.c (gen_rtvec): Likewise.
6338 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6340 * Makefile.in (c-pragma.o): Depend on output.h.
6341 (reorg.o): Depend on except.h.
6343 * c-pragma.c: Include output.h.
6345 * reorg.c: Include except.h.
6347 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6349 2001-08-31 Richard Henderson <rth@redhat.com>
6351 * sched-deps.c (add_dependence): Don't elide dependency if the
6352 conditional used by insn is modified in elem.
6354 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6356 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6358 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6360 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6363 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6365 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6367 (stormy16_asm_out_constructor): New function.
6368 (TARGET_ASM_CONSTRUCTOR): Define.
6369 (TARGET_ASM_DESTRUCTOR): Define.
6371 2001-08-31 Andreas Jaeger <aj@suse.de>
6373 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6374 * loop.c (add_label_notes): Likewise.
6375 * reload.c (find_reloads): Likewise.
6376 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6378 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6380 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6381 code here. Take _Unwind_{W,Sw}ord*.
6382 (read_encoded_value_with_base): Use them.
6383 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6385 (extract_cie_info): Simplify read_?leb128 handling.
6386 (execute_stack_op, execute_cfa_program): Likewise.
6387 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6389 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6391 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6392 the frame pointer to pop the stack if convenient.
6394 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6395 Don't use post-increment before combine.
6396 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6397 a call-saved register.
6399 2001-08-31 Andreas Jaeger <aj@suse.de>
6401 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6404 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6406 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6407 not DIV/MOD, of course.
6409 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6411 * rtl.def: Undo my patch commited 2001-08-27.
6413 * genattrtab.c: Ditto.
6417 * sched-int.h: Ditto.
6419 * target-def.h: Ditto.
6423 * haifa-sched.c: Ditto.
6425 * sched-rgn.c: Ditto.
6427 * sched-vis.c: Ditto.
6429 * Makefile.in: Ditto.
6431 * doc/md.texi: Ditto.
6433 * doc/tm.texi: Ditto.
6435 * doc/contrib.texi: Ditto.
6437 * doc/gcc.texi: Ditto.
6439 * genattrtab.h: Remove it.
6441 * genautomata.c: Remove it.
6443 * genattr.c: Undo my patch and Richard Henderson's patch commited
6446 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6448 * config.gcc (h8300-*-elf*): New case.
6449 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6450 (SUBTARGET_CPP_SPEC): Define.
6451 (EXTRA_SPECS): Define.
6452 (SUBTARGET_EXTRA_SPECS): Define.
6453 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6454 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6456 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6458 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6459 (LIB2FUNCS_EXTRA): Define.
6460 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6461 config/h8300/fixunssfsi.c: New file.
6463 2001-08-30 Kazu Hirata <kazu@hxi.com>
6465 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6466 define_expand to accommodate target-specific attributes.
6467 (anonymous zero_extendqihi2 patterns): New.
6469 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6471 * h8300.md (*andorhi3): New pattern.
6473 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6475 * h8300.c (dosize): Fix test for "sub".
6477 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6479 * c-typeck.c (pointer_diff): Try to eliminate common term before
6482 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6484 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6485 Account for the saves of the FP registers.
6487 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6488 (TEXT_SECTION_ASM_OP): Define.
6489 (INIT_SECTION_ASM_OP): Define.
6490 (FINI_SECTION_ASM_OP): Define.
6491 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6492 (RDATA_SECTION_FUNCITON): Provide prototype.
6494 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6496 * reload1.c (move2add_note_store): Correct typo checking for
6499 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6501 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6502 note should not be considered outside the libcall block.
6504 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6506 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6508 2001-08-29 Kazu Hirata <kazu@hxi.com>
6510 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6512 2001-08-29 Kazu Hirata <kazu@hxi.com>
6514 * config/h8300/h8300-protos.h: Add a prototype for
6516 * config/h8300/h8300.c (emit_logical_op): New.
6517 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6524 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6526 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6527 comparison with rtx INTVAL.
6528 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6530 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6532 2001-08-29 Kazu Hirata <kazu@hxi.com>
6534 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6537 2001-08-29 Kazu Hirata <kazu@hxi.com>
6539 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6540 (reg n) to (mem (pre_dec (reg n))
6541 (anonymous movsi pattern): Likewise.
6543 2001-08-29 Kazu Hirata <kazu@hxi.com>
6545 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6547 2001-08-29 Kazu Hirata <kazu@hxi.com>
6549 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6550 several special constants.
6552 2001-08-29 Kazu Hirata <kazu@hxi.com>
6554 * config/h8300/lib1funcs.asm: Fix comment typos.
6556 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6558 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6559 Fix format specifier warnings.
6561 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6562 inet_makeaddr, semctl): Prototype.
6564 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6565 (save_restore_insns): Use base_offset, not gp_offset.
6567 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6568 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6570 2001-08-29 Richard Henderson <rth@redhat.com>
6572 * bb-reorder.c (function_tail_eff_head): New.
6573 (record_effective_endpoints): Set it.
6574 (fixup_reorder_chain): Use it.
6576 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6578 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6580 2001-08-28 Dale Johannesen <dalej@apple.com>
6582 * config/darwin.c (machopic_function_base_name): Add const
6583 qualifier to a string.
6584 (darwin_encode_section_info): Ditto.
6586 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6588 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6589 function definition.
6591 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6593 * df.h (struct df): Add rts_order variable.
6595 * df.c (df_visit_next_rts): New function.
6596 (df_visit_next): Renamed to df_visit_next_rc
6597 (df_analyse_1): Allocate/compute/free rts_order as well.
6598 (df_rd_global_compute): Use df_visit_next_rc instead of
6600 (df_ru_global_compute): Use df_visit_next_rts instead of
6603 * flow.c (flow_reverse_top_sort_order_compute): New function.
6605 * basic-block.h: Add prototype.
6607 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6609 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6610 blocks, the BB_REACHABLE is now set, rather than aux being
6611 non-NULL. Update the test to reflect this.
6613 2001-08-28 Eric Christopher <echristo@redhat.com>
6615 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6616 config/mips/crti.asm: Ditto.
6618 2001-08-28 Eric Christopher <echristo@redhat.com>
6619 Richard Henderson <rth@redhat.com>
6621 * c-pragma.h (add_weak): Move prototype from here...
6622 * output.h (add_weak): ... to here.
6623 * varasm.c (add_weak): Fix typo.
6624 * config/mips/crti.asm: New file.
6625 * config/mips/crtn.asm: Ditto.
6626 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6627 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6628 (INVOKE__main): Ditto.
6629 (INIT_SECTION_ASM_OP): New.
6630 (FINI_SECTION_ASM_OP): Ditto.
6631 (STARTFILE_SPEC): Add crti.
6632 (ENDFILE_SPEC): Add crtn.
6633 * config/mips/elf64.h: Same.
6634 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6636 * config/mips/vxworks.h: Ditto.
6637 * config/mips/t-elf: Support crti and crtn.
6639 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6641 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6644 2001-08-28 Richard Henderson <rth@redhat.com>
6646 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6647 (one_cmplbi2 splitter): Remove redundant test.
6649 2001-08-28 Dale Johannesen <dalej@apple.com>
6651 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6653 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6655 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6657 2001-08-28 Stan Shebs <shebs@apple.com>
6659 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6660 (UNALIGNED_SHORT_ASM_OP): Define.
6661 (UNALIGNED_INT_ASM_OP): Define.
6663 2001-08-28 Will Cohen <wcohen@redhat.com>
6665 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6666 generation for first set.
6668 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6670 * flow.c (redirect_edge_succ_nodup): Return new edge.
6671 (try_simplify_condjump): Use new edge.
6672 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6674 * cse.c (cse_basic_block): Skip note instructions.
6676 2001-08-27 Richard Henderson <rth@redhat.com>
6678 * combine.c (combine_simplify_rtx): Don't reverse condition
6679 if there is no reverse for the condition.
6680 (simplify_comparison): Don't simplify subregs from INT to FP.
6682 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6683 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6684 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6685 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6686 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6687 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6689 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6691 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6692 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6694 (adddi_dilshr32, adddi_dishl32): Only data register can be
6695 source for mem destination.
6697 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6698 and use bitnum to decide about register move.
6700 2001-08-27 Richard Henderson <rth@redhat.com>
6702 * genattr.c (main): Emit state_t even when not doing scheduling.
6704 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6705 Richard Henderson <rth@redhat.com>
6707 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6708 (reg_avail_info, current_bb): ... these.
6709 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6710 (compute_hash_table): Likewise.
6712 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6714 * flow.c (verify_flow_info): Use checksums to verify edges.
6716 2001-08-27 Richard Henderson <rth@redhat.com>
6718 * genautomata.c (expand_automata): Always create a description.
6720 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6722 * optabs.c (expand_binop): Correctly handle the carry in multiword
6723 add/subtract operations.
6725 2001-08-27 Fred Fish <fnf@be.com>
6727 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6730 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6732 * reload.c (find_reloads_toplev): Back out this change:
6734 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6736 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6737 mem if the address is a mode_dependent_address_p.
6739 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6741 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6742 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6743 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6746 * genattr.c (main): New variable num_insn_reservations. Increase
6747 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6748 pipeline hazard recognizer interface.
6750 * genattrtab.h: New file.
6752 * genattrtab.c: Include genattrtab.h.
6753 (attr_printf, check_attr_test, make_internal_attr,
6754 make_numeric_value): Move protypes into genattrtab.h. Define them
6756 (num_dfa_decls): New global variable.
6757 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6758 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6759 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6760 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6762 * genautomata.c: New file.
6764 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6766 * sched-int.h: (curr_state): Add the external definition for
6767 automaton pipeline interface.
6768 (haifa_insn_data): Add comments for members blockage and units.
6770 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6771 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6772 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6773 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6774 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6775 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6776 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6778 (TARGET_SCHED): Use the new macros.
6780 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6781 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6782 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6783 dfa_bubble): New members in gcc_target.sched.
6785 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6786 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6787 (insn_queue): Redefine it as pointer to array.
6788 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6790 (max_insn_queue_index_macro_value): New variable.
6791 (curr_state, dfa_state_size, ready_try): New varaibles for
6792 automaton interface.
6793 (ready_element, ready_remove, max_issue): New function prototypes
6794 for automaton interface.
6795 (choose_ready): New function prototype.
6796 (insn_unit, blockage_range): Add comments.
6797 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6798 FUNCTION_UNITS_SIZE == 0.
6799 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6800 actual_hazard, potential_hazard): Add comments.
6801 (insn_cost): Use cost -1 as undefined value. Remove
6802 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6804 (ready_element, ready_remove): New functions for automaton
6806 (schedule_insn): Add new code for automaton pipeline interface.
6807 (queue_to_ready): Add new code for automaton pipeline interface.
6808 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6809 (debug_ready_list): Print newline when the queue is empty.
6810 (max_issue): New function for automaton pipeline interface.
6811 (choose_ready): New function.
6812 (schedule_block): Add new code for automaton pipeline interface.
6813 Print ready list before scheduling each insn.
6814 (sched_init): Add new code for automaton pipeline interface.
6815 Initiate insn cost by -1.
6816 (sched_finish): Free the current automaton state and finalize
6817 automaton pipeline interface.
6819 * sched-rgn.c: Include target.h.
6820 (init_ready_list, new_ready, debug_dependencies): Add new code for
6821 automaton pipeline interface.
6823 * sched-vis.c: Include target.h.
6824 (get_visual_tbl_length): Add code for automaton interface.
6825 (target_units, print_block_visualization): Add comments.
6827 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6828 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6829 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6830 (getruntime.o, genautomata.o): New entries.
6831 (genattrtab.o): Add new dependency file genattrtab.h.
6832 (genattrtab): Add new dependencies. Link it with `libm.a'.
6833 (getruntime.o, hashtab.o): New entries for canadian cross.
6835 * doc/md.texi: Description of automaton based model.
6837 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6839 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6840 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6841 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6842 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6843 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6844 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6845 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6847 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6848 MAX_DFA_ISSUE_RATE): New macro descriptions.
6850 * doc/contrib.texi: Add dfa based scheduler contribution.
6852 * doc/gcc.texi: Add more information about genattrtab.
6854 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6856 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6859 2001-08-27 Richard Henderson <rth@redhat.com>
6861 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6862 (get_arg_pointer_save_area): New. Create an init it here.
6863 (fix_lexical_addr): Use it.
6864 * function.h: Declare it.
6865 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6866 * stmt.c (expand_nl_goto_receiver): Use it.
6868 2001-08-27 Richard Henderson <rth@redhat.com>
6870 * final.c (final_scan_insn): Don't enter APP_ON mode for
6873 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6874 alignment for assemble_integer for DW_EH_PE_aligned.
6875 * except.c (output_function_exception_table): Likewise.
6877 2001-08-26 Andreas Jaeger <aj@suse.de>
6879 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6881 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6883 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6885 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6887 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6889 (mask64_operand): Likewise.
6890 (rldic_operand): Delete.
6891 (includes_lshift64_p): Delete.
6892 (includes_rldic_lshift_p): New function.
6893 (includes_rldicr_lshift_p): New function.
6894 (print_operand): Don't call rldic_operand in case 'W'.
6895 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6896 (includes_lshift64_p): Remove.
6897 (includes_rldic_lshift_p): Declare.
6898 (includes_rldicr_lshift_p): Declare.
6899 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6900 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6901 Replace match_operand rldic_operand predicate with
6902 const_int_operand. Replace includes_lshift64_p condition with
6903 includes_rldic_lshift_p.
6904 <ashldi3_internal 64 bit rldicr patterns>: New.
6906 2001-08-27 Andreas Jaeger <aj@suse.de>
6908 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6909 * errors.c: Likewise.
6910 * final.c: Likewise.
6911 * dwarf2asm.c: Likewise.
6912 * doprint.c (checkit): Likewise.
6913 * diagnostic.c: Likewise.
6914 * collect2.c: Likewise.
6915 * calls.c: Likewise.
6916 * c-semantics.c (build_stmt): Likewise.
6917 * c-format.c (status_warning): Likewise.
6918 * c-errors.c (pedwarn_c99): Likewise.
6919 * builtins.c (validate_arglist): Likewise.
6920 * config/pj/pj.c (pj_printf): Likewise.
6921 * fix-header.c: Likewise.
6923 * gcov.c (fnotice): Likewise.
6924 * gensupport.c (message_with_line): Likewise.
6925 * mips-tfile.c: Likewise.
6926 * protoize.c (notice): Likewise.
6927 * read-rtl.c (fatal_with_file_and_line): Likewise.
6928 * rtl-error.c: Likewise.
6929 * tradcpp.c: Likewise.
6931 * cp/tree.c (build_min_nt): Likewise.
6932 (build_min): Likewise.
6933 * cp/lex.c: Likewise.
6934 * cp/errfn.c: Likewise.
6935 * cp/rtti.c (create_pseudo_type_info): Likewise.
6937 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6939 * df.c (df_uses_record): Return after recording all uses
6942 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6944 * df.c (df_insn_modify): Realloc the INSN table here, if
6945 necessary, here, too.
6947 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6949 * config/mips/mips.c (mips_function_value): Handle complex return
6952 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6954 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6956 * reload.c (make_memloc): Copy result if it is still
6957 reg_equiv_memory_loc[regno] on return.
6958 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6959 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6960 reg_equiv_mem are modified by the substitutions.
6962 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6964 * predict.c (expensive_function_p): New.
6965 * rtl.h (expensive_function_p): Declare.
6966 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6967 (use_fast_prologue_epilogue): New static variable.
6968 (expand_prologue): Set it; emit short prologues if unset.
6969 (expand_epilogue): Likewise.
6971 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6973 * config.gcc: Add stormy16-*-elf case.
6974 * config/stormy16/stormy-abi: New file.
6975 * config/stormy16/stormy16-lib2.c: New file.
6976 * config/stormy16/stormy16-protos.h: New file.
6977 * config/stormy16/stormy16.c: New file.
6978 * config/stormy16/stormy16.h: New file.
6979 * config/stormy16/stormy16.md: New file.
6980 * config/stormy16/t-stormy16: New file.
6982 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6984 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6986 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6988 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6989 descriptor members are pointer size, not constant 4.
6990 * config/rs6000/rs6000.md (define_splits): Remove more unused
6993 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6995 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6997 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6999 * cp/rtti.c (VPARAMS): Fix parameter.
7001 2001-08-24 Zack Weinberg <zackw@panix.com>
7003 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7005 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7007 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7008 in if controlling use of insv.
7009 (extract_bit_field): Likewise, for extv and extzv.
7011 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7013 * i386.md (movcc peep2): Fix load of 0.
7015 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7017 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7018 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7020 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7022 * c-pragma.h: Move weak_syms and weak_decls...
7023 * varasm.c: ...here. Now static.
7024 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7025 depend on HANDLE_PRAGMA_WEAK.
7027 * c-common.c (c_alignof, c_alignof_expr): Move here...
7028 * c-typeck.c: ...from here.
7029 * c-tree.h, c-common.h: Adjust.
7031 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7033 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7034 instead of incrementing it.
7036 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7037 asm ready, don't try to move them all into the same array element.
7039 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7041 * function.c (thread_prologue_and_epilogue_insns): Avoid
7042 fallthru flag on edge to exit.
7044 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7046 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7049 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7051 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7052 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7053 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7056 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7058 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7059 replace "GNU CC" with "GCC".
7061 2001-08-23 Richard Henderson <rth@redhat.com>
7063 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7064 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7065 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7066 Need GR between FR and not GR_AND_FR.
7067 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7068 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7069 AR regs before GR regs.
7070 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7071 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7072 (REGISTER_MOVE_COST): Update.
7073 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7075 2001-08-23 Richard Henderson <rth@redhat.com>
7077 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7080 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7082 * reload1.c (emit_reload_insns): Don't look for notes
7083 on a NULL store_insn.
7085 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7087 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7088 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7089 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7090 format specifier warnings.
7091 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7093 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7095 * config/i386/i386-protos.h: Correct declaration of
7096 i386_pe_asm_named_section.
7098 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7100 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7102 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7104 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7106 * cpperror.c (print_location): Don't show _Pragma.
7107 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7108 and file change callback generation here.
7109 (stack_include_file): Update use of cpp_push_buffer.
7110 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7111 (struct cpp_buffer): Remove type, pfile members.
7112 * cppinit.c (cpp_handle_option): Use free_chain.
7113 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7114 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7115 a cpp_reader rather than a cpp_buffer.
7116 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7117 skip_line_comment, parse_string, lex_percent, lex_dot,
7118 _cpp_lex_token): Update accordingly.
7119 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7121 (cpp_push_buffer): Update prototype.
7122 (run_directive): Update use of cpp_push_buffer.
7123 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7124 handle_assertion): Update use of run_directive.
7125 * cpplib.h (enum cpp_buffer_type): Remove.
7126 (cpp_push_buffer): Update prototype.
7127 * fix-header.c (read_scan_file): Update.
7129 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7131 * gcc.c (struct prefix_list): Change prefix to const char *.
7133 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7135 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7137 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7139 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7142 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7145 * ifcvt.c (dead_or_predicable): Adjust.
7146 * loop.c (find_and_verify_loops): Adjust.
7147 * stmt.c (expand_end_case): Adjust.
7148 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7149 head and end insn pointers in the basic block, not just local copies.
7150 (merge_blocks_move_predecessor_nojumps): Likewise.
7152 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7154 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7155 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7156 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7157 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7158 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7159 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7160 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7161 conditions.h, config.gcc, configure.frag, configure.in,
7162 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7163 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7164 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7165 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7166 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7167 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7168 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7169 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7170 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7171 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7172 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7173 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7174 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7175 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7176 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7177 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7178 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7179 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7180 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7181 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7182 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7183 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7184 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7185 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7186 params.h, predict.c, predict.def, predict.h, prefix.c,
7187 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7188 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7189 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7190 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7191 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7192 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7193 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7194 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7195 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7196 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7197 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7198 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7199 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7200 xcoffout.h: replace "GNU CC" with "GCC".
7202 2001-08-21 Richard Henderson <rth@redhat.com>
7204 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7205 (final_scan_insn): Consider jump tables data even if we have no
7206 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7208 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7209 (ASM_OUTPUT_CASE_END): Remove.
7210 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7211 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7212 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7214 2001-08-21 Richard Henderson <rth@redhat.com>
7216 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7217 at barrier insns. Emit stop bits before barriers.
7219 * flow.c (flow_find_cross_jump): Don't consider unconditional
7220 return insns for commoning.
7222 * final.c (compute_alignments): Fix typo.
7224 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7225 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7226 (store_bit_field): Use mode_for_extraction more places.
7227 (extract_bit_field): Likewise.
7229 2001-08-21 Zack Weinberg <zackw@panix.com>
7231 * caller-save.c: Don't include insn-codes.h.
7232 (reg_save_code, reg_restore_code): Make arrays of int.
7233 All uses updated to match.
7234 (insert_save, insert_restore): No need to initialize "code"
7235 variable upon declaration.
7236 * Makefile.in: update dependencies; fix typo in clean rule.
7238 2001-08-21 Richard Henderson <rth@redhat.com>
7240 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7241 (merge_if_block): Handle fallout from same.
7243 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * builtins.c (type_to_class): Fix typo in last change.
7247 2001-08-21 Richard Henderson <rth@redhat.com>
7249 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7250 ia64_asm_output_label.
7252 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7253 copy of gp while the real gp register contains garbage.
7255 2001-08-21 Zack Weinberg <zackw@panix.com>
7257 * expmed.c (mode_for_extraction): New function.
7258 (store_bit_field, extract_bit_field): Use it.
7259 * expr.h: Prototype it and provide an enum for its first argument.
7261 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7262 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7263 and digging through the insn_data tables.
7264 * Makefile.in: Update dependencies.
7266 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7268 * cppfiles.c (stack_include_file): line-map.c now handles include
7270 (handle_missing_handler): Similarly.
7271 (_cpp_execute_include): Similarly.
7272 (_cpp_pop_file_buffer): Similarly.
7273 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7274 buffer_stack_depth and include_depth.
7275 * cpplib.c (do_include_common): line-map.c now handles include depth.
7276 (cpp_push_buffer): Similarly.
7277 (_cpp_pop_buffer): Similarly.
7278 * cppmacro.c (builtin_macro): Update.
7279 * line-map.c (init_line_maps): Set depth.
7280 (add_line_map): Increment "used" earlier. Update and use the
7282 (trace_include): Use the include depth.
7283 * line-map.h (struct line_maps): New member depth.
7285 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7287 * cppfiles.c (stack_include_file): Don't handle -H here.
7288 * cppinit.c (cpp_start_read): Set include tracing after
7289 cpp_post_options and after stacking the main file.
7290 * line-map.c (trace_include): New.
7291 (init_line_maps, add_line_map): Update.
7292 * line-map.h (struct line_maps): New member trace_includes.
7294 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7296 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7297 * cppfiles.c (stack_include_file): Only stack a file if there
7298 is something to do. Return a boolean indicating whether a
7299 buffer was stacked or not.
7300 (_cpp_execute_include): Similarly.
7301 (_cpp_read_file): Similarly.
7302 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7304 2001-08-21 Sam Steingold <sds@gnu.org>
7306 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7307 (RECACHE): keep obufp_before_macroname up to date
7309 2001-08-21 Zack Weinberg <zackw@panix.com>
7311 * stmt.c: Don't include insn-codes.h.
7312 (expand_end_case): Machine specific logic moved to expr.c.
7313 No need to worry about __builtin_classify_type.
7314 (check_for_full_enumeration_handling, emit_case_nodes):
7317 * builtins.o (expand_builtin_classify_type): Split up so code
7318 can be shared with fold_builtin_classify_type.
7319 (type_to_class, fold_builtin_classify_type): New functions.
7320 (fold_builtins): Handle __builtin_classify_type.
7322 * expr.c (do_tablejump): Now static.
7323 (case_values_threshold, try_casesi, try_tablejump): New;
7324 code mostly from stmt.c (expand_end_case).
7325 (expr.h): Update prototypes.
7327 * Makefile.in (stmt.o): Update dependencies.
7329 2001-08-21 Will Cohen <wcohen@redhat.com>
7331 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7332 declaration of variable i.
7333 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7334 declaration of variable i.
7336 2001-08-21 Richard Henderson <rth@redhat.com>
7338 * crtstuff.c: Fix thinko last change. Move list tails to start
7339 of CRT_END section. Tidy ifdefs.
7340 (__EH_FRAME_BEGIN__): Always static for ELF.
7341 (__do_global_ctors_1): Rename from __frame_dummy.
7342 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7343 name change; don't hide __EH_FRAME_BEGIN__.
7345 2001-08-21 Richard Henderson <rth@redhat.com>
7347 * gdbinit.in: Move break on exit after break on fancy_abort.
7349 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7352 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7354 * cpphash.h (_cpp_push_next_buffer): New.
7355 * cppinit.c (do_includes): Remove.
7356 (push_include, free_chain, _cpp_push_next_buffer): New.
7357 (cpp_start_read): Use them to rework command line option handling.
7358 (cpp_handle_option): Combine handling of -include and -imacros.
7359 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7360 appropriate. Always insert missing \n at EOF.
7361 * cpplib.c (start_directive): Get the directive position right.
7362 * cppmain.c (cb_file_change): Always print the first line, unless
7365 2001-08-20 Andreas Jaeger <aj@suse.de>
7367 * profile.c (compute_branch_probabilities): Remove extra new-line
7369 * flow.c (verify_flow_info): Likewise.
7371 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7373 * basic-block.h (basic_block): Add new field 'flags'.
7374 (BB_REACHABLE): Define.
7375 (expunge_block): Declare.
7376 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7377 (EXIT_BLOCK_PTR): Ditto.
7378 (expunge_block): Remove static declaration.
7379 (cleanup_cfg): Clear bb->aux on every basic block.
7380 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7381 computing reachability.
7382 (delete_unreachable_blocks): Delete block b if b->flags has
7385 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7387 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7389 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7391 * sparc.c (sparc_variable_issue): Fix typo in last change.
7393 2001-08-20 Richard Henderson <rth@redhat.com>
7395 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7397 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7399 * pa.h (RETURN_IN_MEMORY): Improve comment.
7401 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7403 * doc/invoke.texi (Profiling options): Clarify the interactions
7404 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7406 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7408 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7411 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7413 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7416 2001-08-20 Richard Henderson <rth@redhat.com>
7418 * final.c (end_final): Fix typo last change.
7420 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7422 * cppinit.c (init_standard_includes): The returned buffer
7423 is already malloc-ed.
7424 * gcc.c (add_prefix): Similarly.
7425 * prefix.c (translate_name): Update to support clear buffer
7427 (update_path): Similarly. Be sure to free any newly allocated
7428 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7430 * prefix.h (update_path): Update prototype and document.
7431 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7432 up and update to new buffer ownership rules.
7433 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7435 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7437 * final.c (compute_alignments): New function.
7438 (init_insn_lengths): Do not care label_align.
7439 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7440 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7441 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7442 (shorted_branches): Realloc label_align array; do
7443 not call init_insn_lengths; Do not care about loop alignments.
7444 * output.h (compute_alignments): Declare.
7445 * toplev.c (rest_of_compilation): Call compute_alignments.
7446 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7448 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7449 change visited to tovisit.
7450 (propagate_freq): Use faster traversing algorithm.
7451 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7452 to tovisit; reverse meaning.
7454 * predict.c (struct block_info_def): Remove nvisited.
7455 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7456 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7458 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7460 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7461 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7462 (TARGET_FUSED_MADD): New.
7463 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7464 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7465 the multiply-add instructions.
7467 2001-08-19 Richard Henderson <rth@redhat.com>
7469 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7470 is aligned to pointer size.
7472 2001-08-19 Richard Henderson <rth@redhat.com>
7474 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7475 display markers during final schedule.
7477 2001-08-19 Richard Henderson <rth@redhat.com>
7479 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7481 2001-08-19 Richard Henderson <rth@redhat.com>
7483 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7485 (ASM_NAME_TO_STRING): Remove.
7486 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7487 in the same string. Remove support for expressions.
7489 2001-08-19 Richard Henderson <rth@redhat.com>
7491 * config/i386/i386.md (tablejump): Make an expander; handle
7492 pic relative addressing here.
7493 (tablejump_1): Rename from tablejump_pic.
7496 2001-08-19 Richard Henderson <rth@redhat.com>
7498 * regclass.c (fix_register): Fix typo.
7500 2001-08-18 Richard Henderson <rth@redhat.com>
7502 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7503 (struct _Unwind_Context): Expand br_loc to hold it.
7504 (uw_frame_state_for): Handle leaf functions better.
7505 (uw_update_reg_address): Update for br_loc change.
7507 2001-08-18 Richard Henderson <rth@redhat.com>
7509 * crtstuff.c: Move list heads before code that uses them.
7510 (__JCR_LIST__): Remove initial null.
7511 (frame_dummy, __frame_dummy): Do java registration here ...
7512 (__do_global_ctors_aux): ... not here.
7514 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7515 (__do_global_dtors_aux): Update to match.
7516 (__JCR_LIST__, __do_jv_register_classes): New.
7518 * config/ia64/crtend.asm (__JCR_END__): New.
7519 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7520 instead of an indirect LTOFF22 reloc.
7522 2001-08-18 Richard Henderson <rth@redhat.com>
7524 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7525 * regclass.c (init_reg_sets_1): Fix typo.
7526 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7527 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7528 (ia64_compute_frame_size): Make ar.unat live when in use.
7529 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7530 for ar.pfs; remove ar.unat handling.
7531 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7533 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7534 * config/ia64/ia64-protos.h: Update decls.
7535 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7536 (sibcall_pic): Likewise.
7538 2001-08-18 Richard Henderson <rth@redhat.com>
7540 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7541 pred_rel_mutex when searching for insn_group_barrier.
7542 * config/ia64/ia64.md (cycle_display): Combine the expander
7545 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7546 bit before asm as needed.
7548 2001-08-18 Richard Henderson <rth@redhat.com>
7550 * timevar.def (TV_MACH_DEP): New.
7551 * toplev.c (rest_of_compilation): Use it.
7552 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7554 2001-08-18 Zack Weinberg <zackw@panix.com>
7556 * unwind-dw2.c (execute_stack_op): Add default aborts to
7557 the inner switches to prevent warnings.
7559 2001-08-18 Richard Henderson <rth@redhat.com>
7561 * timevar.h (struct timevar_time_def): Change element type to float.
7562 (ticks_to_msec, clocks_to_msec): Likewise.
7563 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7564 (get_time): Likewise.
7565 (timevar_print): Adjust zero check and printing to match.
7567 2001-08-18 Zack Weinberg <zackw@panix.com>
7569 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7570 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7571 Eliminate overfull or underfull hboxes.
7573 2001-08-18 Zack Weinberg <zackw@panix.com>
7575 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7577 2001-08-18 Zack Weinberg <zackw@panix.com>
7579 * haifa-sched.c: Convert to target hooks. Macros replaced
7580 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7581 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7582 MD_SCHED_FINISH, and HAVE_cycle_display.
7583 * target-def.h (TARGET_SCHED_ADJUST_COST,
7584 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7585 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7586 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7587 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7588 New hook #defines to be overridden.
7589 (TARGET_SCHED): Bring them all together.
7590 (TARGET_INITIALIZER): Update.
7591 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7592 instead of 'struct rtx_def *' throughout.
7593 (struct sched): New set of hooks for the scheduler.
7594 * Makefile.in (haifa-sched.o): Depend on target.h.
7595 * doc/tm.texi: Document the new scheduler hooks, together in
7596 their own section, instead of scattered around.
7597 Fix a bunch of underfull/overfull hboxes.
7599 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7600 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7601 sparc.h: Don't define any of the old scheduler macros.
7603 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7604 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7605 sparc.c: Create hook functions from code extracted from
7606 corresponding target header, or make existing hooks static, as
7607 appropriate. Set the appropriate entries in targetm.
7609 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7610 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7611 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7612 Remove prototypes for functions which are now static.
7614 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7615 related gunk; the Haifa scheduler is now the only choice.
7617 2001-08-18 Zack Weinberg <zackw@panix.com>
7619 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7620 * genopinit.c: Put floating point divide insns in sdiv_optab.
7621 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7622 * config/gofast.h, config/c4x/c4x.h,
7623 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7624 config/pa/long_double.h, config/rs6000/sysv4.h,
7625 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7626 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7627 (init_optabs): Use init_optabv for overflow-trapping optabs.
7628 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7629 cmp_optab RTX codes so have_insn_for can find them.
7631 * optabs.c (expand_simple_binop, expand_simple_unop,
7632 have_insn_for, gen_sub3_insn): New interfaces.
7633 * expr.h: Prototype new functions.
7634 (enum optab_methods): Move here from optabs.h.
7636 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7637 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7638 Use new functions instead of working directly with optabs.
7639 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7640 unroll.c: Don't include optabs.h.
7641 * caller-save.c, combine.c, function.c, stmt.c: Just include
7642 insn-codes.h, not optabs.h.
7643 * Makefile.in: Update dependencies.
7645 * combine.c (make_compound_operation, simplify_comparison):
7646 Fix typos testing for this or that instruction.
7648 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7650 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7651 generating libgcc.a.
7653 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7655 * except.c (TYPE_HASH): Delete.
7657 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7660 * tree.c (TYPE_HASH): Delete.
7662 * tree.h (TYPE_HASH): Define.
7664 2001-08-18 Graham Stott <grahams@redhat.com>
7666 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7668 (adddi3_internal_2+2): Likewise.
7669 (eh_set_lr_di+1): Likewise.
7671 2001-08-17 Richard Henderson <rth@redhat.com>
7673 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7674 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7675 * dwarf2asm.c: ... here.
7676 * dwarfout.c: Remove them.
7678 * varasm.c (assemble_integer): Add align parameter.
7679 (assemble_real, output_constant, output_constructor): Likewise.
7680 * output.h: Update decls.
7681 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7682 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7683 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7684 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7685 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7688 * final.c (end_final): Abort profile block generation if we
7689 havn't layed it out properly.
7690 * output.h (assemble_eh_integer): Remove stale decl.
7691 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7693 (assemble_integer): Handle unaligned data.
7694 (assemble_real): Abort on unaligned data.
7695 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7697 (default_dtor_section_asm_out_destructor): Use assemble_align.
7698 (default_named_section_asm_out_constructor): Likewise.
7699 (default_ctor_section_asm_out_constructor): Likewise.
7700 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7701 (machopic_asm_out_destructor): Likewise.
7702 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7703 (nextstep_asm_out_destructor): Likewise.
7704 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7705 (vms_asm_out_destructor): Likewise.
7707 2001-08-17 Richard Henderson <rth@redhat.com>
7709 * config/mips/iris6.h (TARGET_IRIX6): New.
7710 (current_section_name, current_section_flags): New.
7711 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7712 (MAX_OFILE_ALIGNMENT): New.
7713 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7714 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7715 (copy_file_data): Split out from
7716 (mips_asm_file_end): ... here.
7717 (mips_asm_file_start): Remove extra .section directive. Use
7718 tmpfile instead of mips_make_temp_file.
7719 (mips_unique_section): Use const char * as needed for warnings.
7720 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7721 re-add align parameter.
7722 (iris6_asm_named_section): New.
7723 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7724 (iris6_asm_output_align, iris6_section_align_1): New.
7725 (iris6_asm_file_start, iris6_asm_file_end): New.
7726 * config/mips/mips-protos.h: Update decls.
7728 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7730 * doc/install.texi (Install GCC): Add links to build status pages.
7732 (Final install): Ditto; request updates for specific info
7734 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7736 * cpperror.c (print_location): Don't take a file name; use the
7738 (_cpp_begin_message): Similarly.
7739 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7740 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7741 (cpp_pedwarn_with_file_and_line): Remove.
7742 * cppfiles.c (stack_include_file): Update; set filename to stdin
7743 here when appropriate.
7744 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7745 (_cpp_begin_message): Don't take a file name.
7746 * cppinit.c: Add comment.
7747 * cpplex.c: Fix end-of-directive indicator.
7748 * cpplib.c: Don't include intl.h.
7749 (run_directive, do_diagnostic): Update.
7750 (do_line): Update to not use nominal_fname.
7751 (cpp_push_buffer): Don't take a filename.
7752 * cpplib.h (struct ht): Remove.
7753 (cpp_push_buffer): Don't take a filename.
7754 (cpp_pedwarn_with_file_and_line): Remove.
7755 * cppmacro.c (struct cpp_macro): Remove file.
7756 (builtin_macro): Update.
7757 (_cpp_create_definition): Update.
7758 * cppmain.c: Correct comment.
7759 * fix-header.c (read_scan_file): Update.
7761 2001-08-17 Kazu Hirata <kazu@hxi.com>
7763 * sbitmap.c: Fix comment formatting.
7764 * sched-deps.c: Likewise.
7765 * sibcall.c: Likewise.
7766 * simplify-rtx.c: Likewise.
7768 * ssa-ccp.c: Likewise.
7769 * stor-layout.c: Likewise.
7770 * timevar.c: Likewise.
7771 * toplev.c: Likewise.
7772 * unwind-dw2.c: Likewise.
7773 * unwind-dw2-fde.c: Likewise.
7774 * varasm.c: Likewise.
7776 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7778 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7779 or larger than an integer in memory.
7781 2001-08-17 Zack Weinberg <zackw@panix.com>
7783 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7784 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7785 * rtl.h: Don't forward-declare union tree_node here. Don't
7786 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7787 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7788 and tree respectively.
7789 * tree.h: Don't forward-declare struct rtx_def here. Don't
7790 typedef tree here. Change all uses of struct rtx_def *,
7791 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7792 and tree respectively.
7794 2001-08-17 Richard Henderson <rth@redhat.com>
7796 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7797 config/mips/openbsd.h: Fix typos last change.
7799 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7801 * doc/invoke.texi (Optimize Options): The default for
7802 -finline-limit is 600.
7804 2001-08-17 Richard Henderson <rth@redhat.com>
7806 * varasm.c (text_section): Allow TEXT_SECTION to override the
7807 printing of TEXT_SECTION_ASM_OP.
7808 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7809 (DATA_SECTION, BSS_SECTION): Remove.
7810 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7811 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7812 Rename from s/_NAME//.
7813 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7814 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7815 (TEXT_SECTION): ... here. New.
7816 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7817 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7818 * config/mips/openbsd.h: Likewise.
7819 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7820 (mips_asm_file_end): Likewise test.
7821 (mips_output_function_epilogue): Likewise. Switch back to data
7822 section after emitting the function.
7824 * doc/tm.texi (Sections): Document TEXT_SECTION.
7826 2001-08-17 Richard Henderson <rth@redhat.com>
7828 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7829 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7831 2001-08-17 Richard Henderson <rth@redhat.com>
7833 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7834 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7835 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7836 Add aligned attribute.
7838 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7840 * config/sh/sh.md: Add modes to unspecs in first insn to match
7841 those in the second.
7843 * Makefile.in: Fix collect2 copy for Cygwin.
7845 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7847 Install the proper patch.
7848 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7849 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7850 (expand_function_start): Likewise.
7851 * stmt.c (expand_decl): Likewise.
7852 * varasm.c (make_decl_rtx): Likewise.
7854 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7856 * final.c: Undo my previous accidental checkin.
7857 * output.h: Likewise.
7858 * tm.texi: Likewise.
7860 2001-08-16 Richard Henderson <rth@redhat.com>
7862 * varasm.c (named_section_flags): Remove align parameter.
7863 * varasm.c, dwarf2out.c: Update all callers.
7864 * output.h: Update prototypes.
7866 * target.h (target.asm_out.named_section): Remove align parameter.
7867 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7868 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7869 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7870 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7871 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7873 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7874 (get_named_section_flags, set_named_section_flags): New.
7875 (named_section_flags): Use them.
7876 (named_section): Do decl vs section flags check here...
7877 (default_section_type_flags): ... not here.
7878 (init_varasm_once): Create in_named_htab.
7879 (resolve_unique_section): Mark reloc unused.
7881 2001-08-16 Richard Henderson <rth@redhat.com>
7883 * varasm.c (force_const_mem): Keep pool alignment in bits.
7884 (output_constant_pool): Use assemble_align.
7886 2001-08-16 Zack Weinberg <zackw@panix.com>
7888 * doc/tm.texi: Remove extra @table command.
7890 2001-08-16 Zack Weinberg <zackw@panix.com>
7892 * final.c (shorten_branches): Clear the end of the label_align
7893 array only if we made it larger. Break up messy expressions
7896 * diagnostic.c (internal_error): Check for error recursion
7897 before doing ICE suppression.
7899 * timevar.c: Timing variables now count in milliseconds.
7900 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7901 (get_time): Not here.
7902 (timevar_print): Don't print any timer whose user, cpu, and
7903 wall times are all zero as displayed.
7904 * timevar.h: Update comment aboout units. Make timevar
7907 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7909 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7910 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7911 (expand_function_start): Likewise.
7912 * stmt.c (expand_decl): Likewise.
7913 * varasm.c (make_decl_rtx): Likewise.
7915 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7917 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7918 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7920 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7922 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7925 2001-08-16 Andreas Jaeger <aj@suse.de>
7927 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7930 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7932 * rtl.h (only_sets_cc0_p): New prototype.
7933 * jump.c (sets_cc0_p): Handle INSN.
7934 (only_sets_cc0_p): New function.
7935 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7936 (tidy_fallthru_edge): Likewise.
7937 * integrate.c (copy_insn_list): Likewise.
7938 * unroll.c (unroll_loop): Likewise.
7939 (copy_loop_body): Likewise.
7941 2001-08-15 Jason Eckhardt <jle@redhat.com>
7943 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7945 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7947 * predict.c (struct block_info_def): Remove nvisited.
7948 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7949 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7951 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7952 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7955 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7957 * predict.def: Update hitrates.
7959 2001-08-15 Richard Henderson <rth@redhat.com>
7961 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7963 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7965 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7966 note from its associated jump.
7968 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7970 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7971 also on 64-bit s390x targets.
7973 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7975 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7977 (arm_expand_prologue): Handled nested functions which take a
7978 variable argument list.
7979 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7980 macro with an invocation of
7981 arm_compute_initial_elimination_offset.
7982 * config/arm/arm-protos.h: Prototype
7983 arm_compute_initial_elimination_offset.
7985 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7987 * doc/install.texi (Specific, avr): Fix markup.
7988 (Specific, c4x): Ditto.
7990 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7992 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7994 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7996 * Makefile.in (OBJS): Add rtl-error.o
7997 (rtl-error.o): New rule.
7998 (diagnostic.o): Adjust dependency.
7999 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8000 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8001 warning_for_asm): Move to...
8002 rtl-error.c: ...here. New file.
8004 2001-08-14 Richard Henderson <rth@redhat.com>
8006 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8007 if USING_SJLJ_EXCEPTIONS.
8009 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8011 * tlink.c (scan_linker_output): Check string for unsatisfied in
8012 addition to undefined and unresolved.
8014 2001-08-14 Graham Stott <grahams@redhat.com>
8016 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8017 EH_FRAME_SECTION_NAME.
8019 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8021 * genattrtab.c (simplify_test_exp_in_temp): New function.
8022 (simplify_test_exp): Avoid explicit use of temporary obstack.
8023 (simplify_cond, insert_right_side, evaluate_eq_attr,
8024 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8025 Use simplify_test_exp_in_temp.
8026 (optimize_attrs): Iterate until expression stabilizes.
8028 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8030 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8031 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8033 2001-08-13 Richard Henderson <rth@redhat.com>
8035 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8036 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8037 * config/arm/conix-elf.h: Likewise.
8039 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8041 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8043 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8045 * gcse.c (hash_scan_set): Expressions that are set as part of
8046 jump instructions are not available.
8048 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8050 * config/s390/s390.c (print_operand, s390_function_prologue,
8051 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8053 2001-08-13 Richard Henderson <rth@redhat.com>
8055 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8056 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8057 * doc/tm.texi (Exception Region Output): Document it.
8059 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8061 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8062 DWARF2 instead of stabs by default.
8064 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8066 * config/rs6000/rs6000.c: Include optabs.h.
8068 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8070 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8071 save/restore routines.
8072 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8074 2001-08-13 Andreas Jaeger <aj@suse.de>
8076 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8077 the english is correct.
8079 2001-08-13 Zack Weinberg <zackw@panix.com>
8081 * expr.h: Split out optab- and libfunc-related code to...
8082 * optabs.h, libfuncs.h: ... these new headers.
8084 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8086 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8088 * mkconfig.sh: Don't include insn-codes.h from config.h.
8090 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8091 enum insn_code is available. Move reload_in_optab and
8092 reload_out_optab array declarations to optabs.h.
8093 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8094 there, prototype in expr.h.
8095 * gencodes.c: Cleanup: zap global variables, don't use
8096 printf where puts will do, don't bother defining MAX_INSN_CODE
8097 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8099 * genemit.c, genopinit.c: Include optabs.h in generated file.
8100 * genoutput.c: Include insn-codes.h in generated file.
8101 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8102 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8103 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8104 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8105 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8106 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8108 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8109 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8110 config/m88k/m88k.c, config/sparc/sparc.c:
8112 * reload.c: Include expr.h and optabs.h before reload.h.
8113 * config/alpha/alpha.c: Include tree.h before reload.h.
8114 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8115 and reload.h in that order.
8116 * config/sparc/sparc.c: Include debug.h.
8117 * recog.c: Include insn-codes.h.
8119 2001-08-13 Andreas Jaeger <aj@suse.de>
8121 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8124 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8126 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8127 * gcc.c (init_spec): Fix typo in comment.
8128 * varasm.c (data_section): Fix typo in comment.
8130 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8132 * predict.c (dump_prediction): New argument "USED".
8133 (combine_predictions_for_insn): Determine the used heuristics,
8134 output the case no heuristic applied.
8135 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8137 2001-08-13 Andreas Jaeger <aj@suse.de>
8139 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8142 2001-08-13 Kazu Hirata <kazu@hxi.com>
8144 * jump.c: Fix formatting.
8146 2001-08-13 Kazu Hirata <kazu@hxi.com>
8148 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8151 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8153 * loop.c (check_dbra_loop): Use condjump_label to compute
8156 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8157 to better document the files they're in.
8159 2001-08-12 Zack Weinberg <zackw@panix.com>
8161 * recog.h (struct insn_operand_data): Shrink 'mode' field
8164 2001-08-12 Kazu Hirata <kazu@hxi.com>
8166 * gcc.c: Fix comment formatting.
8167 * gccspec.c: Likewise.
8170 * genemit.c: Likewise.
8171 * gengenrtl.c: Likewise.
8172 * genrecog.c: Likewise.
8173 * gensupport.c: Likewise.
8174 * ggc-page.c: Likewise.
8175 * global.c: Likewise.
8176 * graph.c: Likewise.
8177 * ifcvt.c: Likewise.
8178 * integrate.c: Likewise.
8180 * libgcc2.c: Likewise.
8182 * mbchar.c: Likewise.
8183 * optabs.c: Likewise.
8184 * predict.c: Likewise.
8185 * prefix.c: Likewise.
8186 * profile.c: Likewise.
8187 * protoize.c: Likewise.
8189 * recog.c: Likewise.
8190 * regclass.c: Likewise.
8191 * regmove.c: Likewise.
8192 * reg-stack.c: Likewise.
8193 * reload1.c: Likewise.
8194 * resource.c: Likewise.
8195 * rtlanal.c: Likewise.
8198 2001-08-12 Kazu Hirata <kazu@hxi.com>
8200 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8201 a tree representing a constant is passed to the macro.
8203 2001-08-12 Richard Henderson <rth@redhat.com>
8205 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8206 (rs6000_elf_asm_out_destructor): New.
8207 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8208 (DTORS_SECTION_ASM_OP): Remove.
8209 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8210 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8212 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8215 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8216 * gcc.c (set_collect_gcc_options): New function, split out from
8218 Ignore elided switches.
8219 (do_spec_1): Invoke before executing command.
8220 (set_input): Export.
8221 Move declaration ...
8222 * gcc.h (set_input): ... here.
8223 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8226 2001-08-12 Richard Henderson <rth@redhat.com>
8228 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8229 thinko wrt TARGET_RELOCATABLE.
8231 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8233 * fix-header.c (cb_file_change): Update prototype.
8235 2001-08-11 Zack Weinberg <zackw@panix.com>
8237 * toplev.c (set_float_handler): Make static.
8238 * toplev.h: Don't prototype set_float_handler.
8240 * simplify-rtx.c: Don't include setjmp.h.
8241 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8243 (simplify_unary_operation, simplify_binary_operation): Use them,
8244 via do_float_handler.
8246 * fold-const.c: Don't include setjmp.h.
8247 (exact_real_inverse_1): New function.
8248 (exact_real_inverse): Use it, via do_float_handler.
8250 * varasm.c: Don't include setjmp.h.
8251 (assemble_real_1): New function.
8252 (assemble_real): Use it, via do_float_handler.
8253 Call internal_error if we get a trap here.
8255 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8256 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8258 2001-08-11 Zack Weinberg <zackw@panix.com>
8260 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8261 STACK_BOUNDARY if not already defined.
8263 * calls.c, function.c, reload1.c, explow.c: Don't default
8264 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8265 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8267 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8270 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8271 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8273 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8275 * cppmacro.c (enter_macro_context): Push macro expansions even
8278 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8280 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8281 (rs6000_elf_section_type_flags): Actually return a value.
8283 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8285 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8286 Clean up code: add missing comments and prototypes, fix warnings,
8287 remove obsolete code, fix spacing to conform to coding style.
8289 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8291 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8292 and TARGET_ASM_CLOSE_PAREN.
8293 (regclass_map): CC register belongs to class NO_REGS.
8294 (legitimize_pic_address): Don't generate unnecessary moves
8295 (to avoid confusing loop optimization).
8296 (check_and_change_labels): Replace jump_long by indirect_jump.
8297 (s390_final_chunkify): Don't start a new literal pool on section
8298 switch in 64-bit code.
8299 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8301 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8302 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8303 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8305 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8306 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8307 (CONST_COSTS): Fixed incorrect costs.
8309 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8310 Use emit_jump instead of emit_jump_insn (gen_jump).
8311 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8312 (to avoid confusing flow analysis).
8313 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8314 (casesi, casesi_jump): New.
8315 (jump_long): Removed. Functionality merged into indirect_jump.
8316 (indirect_jump): Accept address_operand, not just register_operand.
8317 (cjump_long, icjump_long): Use same logic as indirect_jump.
8318 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8319 Fixed broken setjmp/longjmp handling.
8320 (do_builtin_setjmp_setup): Removed.
8322 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8323 broken GNU as versions that don't accept .quad with large
8324 negative values. Use hexadecimal output instead.
8325 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8326 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8327 FUNCTION_EPILOGUE): Removed. Now in targetm.
8329 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8331 * config/s390/fixdfdi.h: Add missing copyright statement.
8332 Fix type conflicts on 64-bit. Add missing SFmode routines.
8334 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8337 2001-08-11 Richard Henderson <rth@redhat.com>
8339 * rtl.h (REG_EH_RETHROW): Remove.
8340 * rtl.c (reg_note_name): Update.
8341 * combine.c (distribute_notes): Don't check for it.
8343 2001-08-11 Richard Henderson <rth@redhat.com>
8345 * combine.c (distribute_notes): Place REG_SETJMP.
8347 2001-08-11 Richard Henderson <rth@redhat.com>
8349 * doc/extend.texi (Arrays and pointers implementation): Discourage
8350 relying on sign-extension of pointers.
8352 2001-08-11 H.J. Lu <hjl@gnu.org>
8354 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8356 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8357 RDATA_SECTION_ASM_OP.
8359 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8361 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8362 main manual to work both for info and HTML versions.
8364 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8365 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8367 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8368 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8369 (struct cpp_pool): New member first.
8370 * cppinit.c (append_include_chain): Plug memory leaks.
8371 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8372 Allocate pragma structures from the (aligned) macro pool to
8373 avoid leaking memory.
8374 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8375 so we don't leak memory.
8376 * hashtable.c (ht_destroy): New.
8377 * hashtable.h (ht_destroy): New.
8379 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8380 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8382 * c-lex.c (map): Make const.
8383 (cb_file_change): Update for callback passing a line map.
8384 Don't assume we have a previous map. Remove sanity check
8385 about popping too many files.
8386 * cpperror.c (print_location): Make map const.
8387 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8388 (cpp_make_system_header): Similarly.
8389 (search_from): Similarly.
8390 (_cpp_execute_include): Don't remember where we came from.
8391 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8392 (struct cpp_reader): Make map const.
8393 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8394 * cpplib.c (do_line): Update; line maps now hold sysp.
8395 (cpp_push_buffer): Similarly.
8396 (_cpp_do_file_change): Similarly; callback with map instead.
8397 (cpp_get_line_maps): Constify return value.
8398 (_cpp_pop_buffer): Update.
8399 * cpplib.h (struct cpp_file_change): Remove.
8400 (struct cpp_callbacks): Update.
8401 (cpp_get_line_maps): Constify return value.
8402 * cppmacro.c (_cpp_create_definition): Update.
8403 * cppmain.c (struct printer): Constify map.
8404 (maybe_print_line): Similarly.
8405 (print_line): Similarly. Deduce flags 1 and 2 here.
8406 (cb_file_change): Update.
8407 * line-map.c (free_line_maps): Warn regardless.
8408 (add_line_map): Return pointer to const. When passed NULL to_file
8409 with LC_LEAVE, use the obvious values for the return point so the
8410 caller doesn't have to figure them out.
8411 (lookup_line): Return pointer to const.
8412 (print_containing_files): Take pointer to const.
8413 * line-map.h (struct line_map): New members reason, sysp.
8414 (add_line_map): Return pointer to const.
8415 (lookup_line): Similarly.
8416 (print_containing_files): Take pointer to const.
8418 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8419 Richard Henderson <rth@redhat.com>
8421 * regmove.c (regmove_optimize): Avoid setting a register twice in
8424 2001-08-10 Richard Henderson <rth@redhat.com>
8426 * doc/extend.texi (Arrays and pointers implementation): Document
8427 behavior of pointer/integer conversion.
8429 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8431 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8433 2001-08-10 Richard Henderson <rth@redhat.com>
8435 * doc/extend.texi (C Implementation): New chapter.
8436 * doc/gcc.texi (Top): Link it in.
8438 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8440 * doc/install.texi (Specific): Fix CVS merge botch.
8442 2001-08-10 Richard Henderson <rth@redhat.com>
8444 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8445 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8447 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8449 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8450 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8451 this macro is now required.
8453 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8454 loop.c (find_and_verify_loops), reload.c (reload): Check
8455 for rtx code of CALL_INSN, not CALL, when deciding if we
8456 need to check for REG_SETJMP note.
8458 * gcse.c (compute_hash_table, compute_store_table): Update
8459 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8462 * config/avr/avr.c: Fix typo.
8463 * config/convex/convex.c (expand_movstr): Use adjust_address.
8464 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8466 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8467 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8469 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8470 Do define STACK_BOUNDARY.
8471 * config/i370/i370.c: Include expr.h.
8472 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8473 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8474 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8475 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8476 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8477 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8478 * config/romp/romp.c: Include expr.h after tree.h.
8480 (output_fpop): Use xmalloc, not oballoc.
8481 * config/we32k/we32k.c: Include expr.h.
8483 2001-08-10 Kazu Hirata <kazu@hxi.com>
8485 * config/h8300/h8300.h: Fix formatting.
8487 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8489 * c-common.h (RETURN_NULLIFIED_P): Lose.
8490 * c-semantics.c (genrtl_return_stmt): Don't check it.
8492 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8494 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8495 (mips_annotate_frame_insn): New function.
8496 (mips_emit_frame_related_store): New function.
8497 (save_restore_insns): Don't mark instructions that set up the base
8498 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8499 the store instructions instead.
8500 (mips_expand_prologue): If the stack size is moved into a temporary
8501 register, do not mark that move as frame-related. Add a
8502 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8504 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8506 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8507 stack slot as unchanging if current_function_calls_eh_return.
8509 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8511 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8512 access the second half of the TFmode scratch operand.
8514 2001-08-10 Anthony Green <green@redhat.com>
8516 * java/class.c (emit_register_classes): Conditionalize code on
8519 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8521 * doc/install.texi (Specific, avr): Fix cross-reference to the
8522 main manual to work both for info and HTML versions.
8524 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8526 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8527 and "use_goto" argument.
8528 (expand_null_return, expand_value_return): Update all callers.
8529 * function.c (expand_function_end): Remove code to generate simple
8531 * config/vax/vax.md (epilogue): New expander for function return.
8532 * doc/md.texi (epilogue): Remove "if defined".
8534 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8536 * Makefile.in: Partially revert my previous change:
8537 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8538 of the hashtab.o and safe-ctype.o rules.
8540 2001-08-09 Richard Henderson <rth@redhat.com>
8542 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8543 (USE_COLLECT2): Remove duplicate definition.
8544 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8545 (use_collect2): Remove dead code.
8546 * configure.in (use_collect2): Remove will_use_collect2 and
8547 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8548 * configure: Rebuild.
8550 * target.h (targetm.asm_out.constructor): New.
8551 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8552 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8553 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8554 * varasm.c (in_ctors, in_dtors): New.
8555 (assemble_constructor, assemble_destructor): Remove.
8556 (default_stabs_asm_out_destructor): New.
8557 (default_named_section_asm_out_destructor): New.
8558 (dtors_section, default_dtor_section_asm_out_destructor): New.
8559 (default_stabs_asm_out_constructor): New.
8560 (default_named_section_asm_out_constructor): New.
8561 (ctors_section, default_ctor_section_asm_out_constructor): New.
8562 * output.h: Update declarations.
8563 * c-decl.c (c_expand_body): Use target hooks instead of
8564 assemble_constructor and assemble_destructor.
8565 * profile.c (output_func_start_profiler): Likewise.
8566 * objc/objc-act.c (finish_objc): Likewise.
8567 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8568 for the constructor.
8569 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8571 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8572 (DTORS_SECTION_ASM_OP): Likewise.
8573 (__CTOR_LIST__): Use attribute section when possible.
8574 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8576 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8577 ASM_OUTPUT_CONSTRUCTOR.
8579 * config/darwin.c (machopic_asm_out_constructor): New.
8580 (machopic_asm_out_destructor): New.
8581 * config/darwin-protos.h: Update declarations.
8582 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8583 (ASM_OUTPUT_DESTRUCTOR): Remove.
8584 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8585 * config/nextstep.c (nextstep_asm_out_constructor): New.
8586 (nextstep_asm_out_destructor): New.
8587 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8588 (ASM_OUTPUT_DESTRUCTOR): Remove.
8589 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8590 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8591 ASM_OUTPUT_*STRUCTOR.
8592 * config/i386/aix386ng.h: Likewise.
8594 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8595 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8596 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8597 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8598 * config/lynx.h: Likewise.
8599 * config/netware.h: Likewise.
8600 * config/psos.h: Likewise.
8601 * config/alpha/alpha-interix.h: Likewise.
8602 * config/alpha/elf.h: Likewise.
8603 * config/arc/arc.h: Likewise.
8604 * config/arm/aof.h: Likewise.
8605 * config/arm/coff.h: Likewise.
8606 * config/arm/elf.h: Likewise.
8607 * config/c4x/c4x.h: Likewise.
8608 * config/h8300/h8300.h: Likewise.
8609 * config/i386/cygwin.h: Likewise.
8610 * config/i386/djgpp.h: Likewise.
8611 * config/i386/i386-coff.h: Likewise.
8612 * config/i386/i386-interix.h: Likewise.
8613 * config/i386/sco5.h: Likewise.
8614 * config/i386/vsta.h: Likewise.
8615 * config/i386/win32.h: Likewise.
8616 * config/i960/i960-coff.h: Likewise.
8617 * config/ia64/sysv4.h: Likewise.
8618 * config/m68hc11/m68hc11.h: Likewise.
8619 * config/m68k/coff.h: Likewise.
8620 * config/m68k/mot3300.h: Likewise.
8621 * config/m88k/m88k.h: Likewise.
8622 * config/mcore/mcore-pe.h: Likewise.
8623 * config/mcore/mcore.h: Likewise.
8624 * config/mips/elf.h: Likewise.
8625 * config/mips/elf64.h: Likewise.
8626 * config/mips/iris6.h: Likewise.
8627 * config/pa/pa64-hpux.h: Likewise.
8628 * config/rs6000/sysv4.h: Likewise.
8629 * config/sh/sh.h: Likewise.
8630 * config/sparc/litecoff.h: Likewise.
8632 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8633 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8634 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8635 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8636 (ASM_OUTPUT_DESTRUCTOR): Remove.
8637 * config/a29k/a29k.c: Move include of tree.h.
8638 * config/a29k/udi.h: Delete file.
8639 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8640 (vms_asm_out_destructor): New.
8641 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8642 (EXTRA_SECTION_FUNCTIONS): Likewise.
8643 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8644 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8645 * config/c4x/c4x.c: Move include of tree.h.
8646 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8647 (clix_asm_out_destructor): New.
8648 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8649 (ASM_OUTPUT_DESTRUCTOR): Remove.
8650 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8651 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8652 (TARGET_ASM_CONSTRUCTOR): New.
8653 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8654 (sco_asm_out_constructor): New.
8655 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8656 * config/i386/svr3gas.h: Remove stack grows up code.
8657 Remove code duplicated from i386/sysv3.h.
8658 (TARGET_ASM_CONSTRUCTOR): New.
8659 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8660 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8661 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8662 (TARGET_ASM_CONSTRUCTOR): New.
8663 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8664 (m68hc11_asm_out_destructor): New.
8665 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8666 (TARGET_ASM_DESTRUCTOR): New.
8667 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8668 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8669 config/svr3.h pertaining to section manipulation.
8670 * config/m68k/dpx2g.h: Remove #if 0 code.
8671 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8672 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8673 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8674 (TARGET_ASM_CONSTRUCTOR): New.
8675 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8676 (m88k_svr3_asm_out_constructor): New.
8677 (m88k_svr3_asm_out_destructor): New.
8678 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8679 (ASM_OUTPUT_DESTRUCTOR): Remove.
8680 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8681 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8682 * config/rs6000/aix.h: Likewise.
8683 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8684 * config/mips/vxworks.h: Likewise.
8685 * config/rs6000/lynx.h: Likewise.
8686 * config/sh/elf.h: Likewise.
8687 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8688 (DTORS_SECTION_ASM_OP): New.
8689 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8690 (ASM_OUTPUT_DESTRUCTOR): Remove.
8691 * config/sparc/sol2-sld-64.h: Likewise.
8692 * config/vax/vax.c (vms_asm_out_constructor): New.
8693 (vms_asm_out_destructor): New.
8694 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8695 (ASM_OUTPUT_DESTRUCTOR): Remove.
8696 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8698 * doc/tm.texi (@node Initialization): Update.
8700 2001-08-09 Richard Henderson <rth@redhat.com>
8702 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8703 (__do_global_dtors_aux): Use gp-relative static data to avoid
8704 one dynamic relocation.
8705 (__do_frame_setup): Register Java classes.
8706 * config/alpha/crtend.asm (__JCR_END__): New.
8708 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8710 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8711 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8712 (GEN, STAGESTUFF): Add new files.
8713 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8714 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8715 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8716 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8717 as well as insn-codes.h and insn-flags.h in config.h; and no
8718 extra headers in tconfig.h and hconfig.h.
8720 * gencodes.c: Eliminate code to generate predicate declarations
8721 or #defines for md-file constants.
8722 * genconstants.c, genpreds.c: New files.
8724 * i386.md: Re-order guard expressions such that TARGET_64BIT
8725 comes first, when this permits better optimization. Add
8726 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8727 why this is desirable.
8729 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8731 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8732 (find_fde_for_dso): Remove.
8733 (_Unwind_IteratePhdrCallback): New.
8734 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8735 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8737 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8739 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8740 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8742 2001-08-09 Graham Stott <grahams@redhat.com>
8744 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8745 (vis_no_unit): Use it.
8746 (visualize_no_unit): Add the insn only if room exists.
8748 2001-08-09 Graham Stott <grahams@redhat.com>
8750 * predict.c (estimate_probability): Replace magic numbers with
8751 appropriate enumeration.
8753 2001-08-09 Graham Stott <grahams@redhat.com>
8755 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8757 (EXTRACT_FLAGS): Likewise.
8759 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8761 * config/mips/mips.c (mips_legitimate_address_p): Check for
8762 CONST_INT in last patch.
8764 2001-08-08 Anthony Green <green@redhat.com>
8766 * java/class.c (emit_register_classes): Use assemble_jcr if
8767 possible. Keep the original mechanism as a fallback.
8768 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8769 and weak symbol support.
8770 * crtstuff.c (__JCR_LIST__): Define.
8771 (__JCR_END__): Define.
8772 (_Jv_RegiserClasses): Define weak symbol if possible.
8773 (__do_global_ctors_aux): Register classes for ELF targets with
8774 weak symbol support.
8776 2001-08-08 Kazu Hirata <kazu@hxi.com>
8778 * dbxout.c: Fix comment formatting.
8779 * dependence.c: Likewise.
8781 * diagnostic.c: Likewise.
8782 * dominance.c: Likewise.
8783 * doprint.c: Likewise.
8784 * dwarf2out.c: Likewise.
8785 * dwarfout.c: Likewise.
8786 * emit-rtl.c: Likewise.
8787 * except.c: Likewise.
8788 * explow.c: Likewise.
8789 * expmed.c: Likewise.
8792 * fold-const.c: Likewise.
8793 * function.c: Likewise.
8795 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8797 * global.c (retry_global_alloc): Avoid shadowing allocno.
8799 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8801 * except.c (remove_fixup_regions): Fix typo.
8803 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8805 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8806 unsigned HOST_WIDE_INT to avoid warning.
8807 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8808 * flow.c (set_block_for_new_insns): Likewise.
8810 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8812 * sibcall.c (return_value_pseudo): New static variable.
8813 (skip_copy_to_return_value): Handle return_value_pseudo.
8814 (call_ends_block_p): Ensure that return_value_pseudo is set.
8815 (optimize_sibling_and_tail_recursive_call): Discover the
8816 load of pseudo return value in alternate exit block.
8818 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8820 * calls.c (ECF_ALWAYS_RETURN): New constant.
8821 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8822 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8823 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8824 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8825 * rtl.c (reg_note_name): New name.
8826 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8828 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8830 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8832 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8834 * alias.c (get_alias_set): Return a previously calculated
8835 alias set for a VAR_DECL.
8836 * function.c (gen_mem_addressof): Calculate the alias set before
8839 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8841 * predict.def: Set hitrates according our experimental run.
8843 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8845 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8847 2001-08-08 H.J. Lu <hjl@gnu.org>
8849 * config/mips/mips.c (mips_unique_section): New. Copied from
8852 * config/mips/mips-protos.h (mips_unique_section): New
8855 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8857 * config/mips/little.h: New. Generic little endian mips
8858 targets. Only mips*-*-linux* is converted to use it so far.
8860 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8861 (WCHAR_TYPE): Defined
8862 (WCHAR_TYPE_SIZE): Likewise.
8863 (INIT_SUBTARGET_OPTABS): Likewise.
8864 (BSS_SECTION_ASM_OP): Likewise.
8865 (SBSS_SECTION_ASM_OP): Likewise.
8866 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8867 (ASM_DECLARE_OBJECT_NAME): Likewise.
8868 (UNIQUE_SECTION): Likewise.
8869 (EXTRA_SECTIONS): Likewise.
8870 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8871 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8872 (ASM_OUTPUT_DEF): Likewise.
8873 (HANDLE_SYSV_PRAGMA): Removed.
8874 (NO_IMPLICIT_EXTERN_C): Likewise.
8875 (TARGET_MEM_FUNCTIONS): Likewise.
8876 (STARTFILE_SPEC): Likewise.
8877 (ENDFILE_SPEC): Likewise.
8878 (LIB_SPEC): Likewise.
8879 (INVOKE__main): Likewise.
8880 (CTOR_LIST_BEGIN): Likewise.
8881 (CTOR_LIST_END): Likewise.
8882 (DTOR_LIST_BEGIN): Likewise.
8883 (DTOR_LIST_END): Likewise.
8884 (SET_ASM_OP): Likewise.
8885 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8886 (ASM_OUTPUT_DEF): Likewise.
8887 (ASM_OUTPUT_IDENT): Likewise.
8889 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8890 (CPLUSPLUS_CPP_SPEC): Likewise.
8891 (ASM_APP_ON) Redefine only if not defined.
8892 (ASM_APP_OFF): Likewise.
8893 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8894 (ASM_OUTPUT_IDENT): Likewise.
8896 * config.gcc: Update tm_file for Linux/mips.
8898 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8900 * cselib.c (cselib_record_sets): If insn is predicated, turn
8901 sources into IF_THEN_ELSEs.
8903 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8904 Turn into define_insn_and_split.
8906 * sched-deps.c: Include "cselib.h".
8907 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8908 Use cselib to turn memory addresses into VALUEs.
8909 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8910 * sched-int.h (struct sched_info): New member USE_CSELIB.
8911 * sched-ebb.c (ebb_sched_info): Initialize it.
8912 * sched-rgn.c (rgn_sched_info): Likewise.
8913 * Makefile.in (sched-deps.o): Update dependencies.
8915 * cselib.h (cselib_subst_to_values): Declare.
8916 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8917 that have no value and autoincs to be handled by generating a new
8920 2001-08-08 Graham Stott <grahams@redhat.com>
8922 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8923 within fixed length SEQUENCE.
8925 2001-08-08 Graham Stott <grahams@redhat.com>
8927 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8928 (diagnostic_prefixing_rule): Likewise.
8929 (diagnostic_line_cutoff): Likewise.
8930 (diagnostic_kind_count): Likewise.
8932 2001-08-08 Graham Stott <grahams@redhat.com>
8934 * alias.c (find_base_decl): Delete redundent assignment.
8936 2001-08-08 Graham Stott <grahams@redhat.com>
8938 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8939 (abs): Uppercase and paranthesize macro parameter.
8940 (MEM_DEPENDENCY): Add whitespace.
8942 2001-08-08 Graham Stott <grahams@redhat.com>
8944 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8945 failure check for CONST_INT
8947 2001-08-08 Graham Stott <grahams@redhat.com>
8949 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8950 (libcall_dead_p): Likewise.
8952 (mark_used_regs): Constify fmt.
8953 (find_use_as_address): Likewise.
8955 2001-08-08 Graham Stott <grahams@redhat.com>
8957 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8960 2001-08-08 Graham Stott <grahams@redhat.com>
8962 * combine.c (combine_simplify_rtx): Update comment and
8963 remove erroneous test.
8965 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8967 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8968 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8969 take care to avoid multiple no-newline at EOF warnings in that
8972 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8974 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8975 (emit_library_call_value_1): Likewise.
8976 (emit_call_1): Emit REG_SETJMP note.
8977 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8979 * cselib.c (cselib_process_insn): Likewise.
8980 * flow.c (propagate_block): Likewise.
8981 * loop.c (find_and_verify_loops): Likewise.
8982 * reload.c (find_equiv_regs): Likewise.
8983 * reload1.c (reload): Likewise.
8984 * resource.c (mark_referenced_resources,
8985 mark_set_resources): Likewise.
8986 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8987 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8988 * haifa-sched.c (unlink_other_notes): Likewise.
8989 (reemit_notes): Likewise.
8990 * sched-ebb.c (sched_ebb): Likewise.
8991 * sched-rgc.c (sched_region): Likewise.
8992 * rtl.c (note_insn_name): Likewise.
8993 (reg_note_name): Add REG_SETJMP
8994 * rtl.h (reg_note): Add REG_SETJMP.
8995 (insn_note): Remove NOTE_INSN_SETJMP.
8997 * profile.c (branch_prob): Add fake edges for setjmp.
8999 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9001 * config.gcc: Quote target_cpu_default2 correctly for
9002 powerpc*-*-* targets.
9004 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9006 * cpplib.h, line-map.h: Update comments.
9007 * cppmain.c (printer_init): Move inline.
9008 (maybe_print_line, print_line): Take a map pointer.
9009 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9010 (cb_file_change): Don't use prior value of print.map.
9012 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9014 * doc/install.texi: Document fine-grained multilib configuration.
9016 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9018 * rtlanal.c (find_first_parameter_load): Call note_stores
9019 only on the instructions.
9021 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9023 * alias.c (nonlocal_mentioned_p):
9024 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9025 * calls.c (emit_call_1): Likewise.
9026 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9027 * cselib.c (cselib_process_insn): Likewise.
9028 * df.c (df_insns_modify): Likewise.
9029 * flow.c (need_fake_edge_p): Likewise.
9030 (propagate_one_insn): Likewise.
9031 * haifa-sched.c (reemit_notes): Likewise.
9032 * integrate.c (copy_insn_list): Likewise.
9033 * jump.c (delete_prior_computation): Likewise.
9034 * local-alloc.c (validate_equiv_mem): Likewise.
9035 * loop.c (scan_loop): Likewise.
9036 * predict.c (estimate_probability): Likewise.
9037 * reload.c (reload): Likewise.
9038 * sched-deps (sched_analyze): Likewise.
9039 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9040 * gcse.c (compute_hash_table): Likewise.
9041 (mark_call): Likewise.
9042 (store_killed_in_insn): Likewise.
9044 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9046 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9048 2001-08-06 Richard Henderson <rth@redhat.com>
9050 * varasm.c (assemble_gc_entry): Remove.
9051 * output.h: Likewise.
9053 2001-08-06 Richard Henderson <rth@redhat.com>
9055 * varasm.c (assemble_constructor): Take a symbol_ref and a
9056 priority instead of a bare string. Move priority handling
9057 here from cp/decl2.c.
9058 * output.h: Update decls.
9060 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9061 and assemble_destructor.
9062 * profile.c (output_func_start_profiler): Likewise.
9063 * objc/objc-act.c (finish_objc): Likewise.
9064 (build_module_descriptor): Return the symbol not the symbol name.
9066 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9068 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9069 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9070 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9071 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9072 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9073 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9075 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9077 * cpperror.c (print_containing_files): Moved to line-map.c.
9078 (print_location): line-map.c handles re-listing or otherwise.
9079 * cpphash.h (struct lexer_state): Remove next_bol.
9080 (struct cpp_buffer): Remove include_stack_listed.
9081 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9082 Remove faked buffer handling.
9083 (_cpp_do_file_change): Tweak.
9084 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9085 * cppmain.c (struct printer): Remove filename.
9086 (print_line, cb_file_change): Update accordingly.
9087 * line-map.c: Include intl.h.
9088 (init_line_maps): Initialize last_listed.
9089 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9090 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9091 (print_containing_files): New.
9092 * line-map.h (struct line_maps): New member last_listed.
9093 (print_containing_files, INCLUDED_FROM): New.
9094 * Makefile.in: Update.
9095 * po/POTFILES.in: Add line-map.c.
9097 2001-08-06 Richard Henderson <rth@redhat.com>
9099 * except.c (convert_from_eh_region_ranges_1): Never mark
9100 USE or CLOBBER insns as throwing.
9102 * expr.c (store_constructor): Don't clobber memory targets.
9104 2001-08-06 Andreas Jaeger <aj@suse.de>
9106 * profile.c (branch_prob): Remove unused variable insn.
9108 * Makefile.in (local-alloc.o): Add dependency on except.h.
9110 * local-alloc.c: Include except.h for can_throw_internal prototype.
9112 2001-08-06 Richard Henderson <rth@redhat.com>
9114 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9115 * function.c (expand_main_function): Implement it.
9116 * doc/tm.texi: Document it.
9118 2001-08-06 Stan Shebs <shebs@apple.com>
9120 * doc/install.texi: Document powerpc-*-darwin* details.
9122 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9124 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9125 (ASM_CPU_SPEC): Move back to rs6000.h
9126 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9128 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9130 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9133 * config/rs6000/linux64.h: Ditto.
9135 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9136 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9139 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9140 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9142 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9145 2001-08-05 Richard Henderson <rth@redhat.com>
9147 * local-alloc.c (update_equiv_regs): Do not move insns that
9150 2001-08-05 Jan Hubicka <jh@suse.cz>
9152 * Makefile.in (reload1.o): Add dedendancy on except.h
9153 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9155 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9156 indicating wehther edges has been cleaned up.
9157 * reload1.c: Inlucde except.h
9158 (fixup_abnormal_edges): Accept deleted insns.
9159 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9162 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9164 * cpplib.c (do_line): Correct line number after pop_buffer.
9166 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9168 PR preprocessor/3824
9169 * line-map.c: Update comments.
9170 * line-map.h: Update comments.
9171 * tradcif.y: Don't consider large numbers unsigned.
9173 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9175 PR preprocessor/3081
9176 * c-lex.c (map): New.
9177 (cb_file_change): Update map and use it.
9178 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9179 (c_lex): Update to use map.
9180 * cpperror.c (print_location): Move to using logical line numbers.
9181 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9182 (cpp_make_system_header): Similarly.
9183 (_cpp_execute_include): Stop line numbering hacks. Store the
9184 line we will return to.
9185 * cpphash.h (CPP_BUF_LINE): Remove.
9186 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9187 Add map and return_to_line.
9188 (_cpp_do_file_change): Update.
9189 * cppinit.c (cpp_start_read): Update line kludge.
9190 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9191 (trigraph_ok): Use logical line numbers for diagnostics.
9192 (skip_block_comment): Likewise.
9193 (skip_whitespace): Likewise.
9194 (skip_line_comment): Use pfile->line instead.
9195 (_cpp_lex_token): Update to use logical line numbering exclusively.
9196 Handle BOL locally. Accept new lines in directives, but keep
9197 pfile->line decremented. Diagnostics use logical lines. Update
9199 * cpplib.c (SEEN_EOL): New.
9200 (skip_rest_of_line, check_eol): Use it.
9201 (end_directive): Increase line number when accepting the newline
9202 at the end of a directive.
9203 (run_directive): Simplify.
9204 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9205 (_cpp_do_file_change): Update to take buffer line number as an
9206 argument, and store the current map in the cpp_reader. Remove
9207 line number kludges.
9208 (_cpp_do__Pragma): Restore output position after a _Pragma.
9209 (cpp_push_buffer): Don't set output line or lineno.
9210 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9211 Remove line kludge. Set output_line.
9212 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9213 (parse_arg): Use logical lines.
9214 (save_lookahead_token): Save EOFs too now.
9215 * cppmain.c (struct printer): Fix comments.
9216 (printer_init): Simplify, let caller do errors.
9217 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9218 (maybe_print_line): Simplify.
9219 (print_line): Don't print a linemarker if -P.
9220 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9221 (cb_file_change): Simplify.
9222 * line-map.h (LAST_SOURCE_LINE): Fix.
9223 (CURRENT_LINE_MAP): New.
9225 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9227 * doloop.c (doloop_modify_runtime): Properly compute number of
9228 iterations if loop was unrolled.
9230 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9231 if their CSELIB_VAL_PTRs are.
9233 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9234 (setup_spill_pointers): Initialize it.
9235 (spill_restore_mem): Set it.
9236 (do_spill, do_restore): Use it to add REG_INC note.
9237 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9239 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9240 asms if other insns are available.
9242 * config/ia64/ia64.c (condop_operator): New predicate.
9243 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9244 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9247 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9248 temporary register than directly using a MEM.
9250 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9252 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9253 parameter in last change.
9255 2001-08-04 Zack Weinberg <zackw@panix.com>
9257 * sparc.md: Don't use #if inside C test expression.
9259 2001-08-04 Richard Henderson <rth@redhat.com>
9261 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9263 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9265 * cpphash.h (struct cpp_reader): New member directive_line.
9266 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9267 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9268 do_pragma): Pass line to callbacks.
9269 (start_directive): Record line of directive.
9270 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9271 cb_include): Similarly.
9272 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9275 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9277 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9280 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9282 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9284 * reload1.c (fixup_abnormal_edges): New static function.
9287 * flow.c (need_fake_edge_p): New function.
9288 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9289 avoid call insn to be very last insn in the insn stream.
9291 * profile.c (branch_prob): Call flow_call_edges_add instead of
9292 doing that by hand; cleanup cfg to re-merge basic blocks once
9295 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9297 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9298 are also on line-map.h.
9299 * cppfiles.c (stack_include_file): Update.
9300 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9301 (_cpp_pop_buffer): New.
9302 * cppinit.c (cpp_destroy, cpp_finish): Update.
9303 (do_includes): Mark each buffer to return at EOF.
9304 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9305 return as requested.
9306 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9307 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9308 * cpplib.h (cpp_pop_buffer): Remove.
9309 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9310 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9312 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9314 (do_preprocessing): Update.
9315 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9316 * c-parse.in (_yylex): Similarly.
9317 * scan-decls.c (scan_decls): Similarly.
9318 * line-map.h: Update comments.
9320 * objc/Make-lang.in (objc-act.o): Update dependencies.
9322 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9324 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9325 and soft register for operand 0.
9326 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9328 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9330 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9331 register for operand 0.
9332 ("bitcmpqi_z_used"): Allow memory for operand 0.
9333 (split "bitcmpqi"): New split to handle address reg as operand 1.
9335 2001-08-04 Andreas Jaeger <aj@suse.de>
9337 * gcse.c: Revert Daniel's last patch.
9339 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9341 * sparc-protos.h: Add prototypes for fp_zero_operand and
9343 * sh-protos.h: Add prototype for fpul_operand.
9345 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9347 * doc/extend.texi (Other Builtins): Fix typo in last change.
9349 2001-08-03 Richard Henderson <rth@redhat.com>
9351 * target.h (gcc_target): Add asm_out.named_section,
9352 section_type_flags, have_named_sections.
9353 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9354 (TARGET_HAVE_NAMED_SECTIONS): New.
9355 (TARGET_SECTION_TYPE_FLAGS): New.
9357 * Makefile.in (toplev.o): Depend on TARGET_H.
9358 (varasm.o, dbxout.o): Likewise.
9359 * c-common.c (decl_attributes): Check targetm.have_named_sections
9360 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9361 * dbxout.c (dbxout_function_decl): Likewise.
9362 (dbxout_function_end): Likewise.
9363 * toplev.c (compile_file): Likewise.
9364 * varasm.c (exception_section): Likewise.
9365 * cp/decl2.c (finish_objects): Likewise.
9367 * defaults.h (EH_FRAME_SECTION): Remove.
9368 (EH_FRAME_SECTION_ASM_OP): Remove.
9369 (EH_FRAME_SECTION_NAME): New.
9370 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9371 (UNIQUE_SECTION_P): Remove.
9372 * dwarf2out.c (SECTION_FORMAT): Remove.
9373 (ASM_OUTPUT_SECTION): Remove.
9374 (output_call_frame_info): Use named_section_flags.
9375 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9376 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9377 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9378 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9379 (named_section_flags): New.
9380 (named_section): Use it and targetm.section_type_flags.
9381 (resolve_unique_section): New.
9382 (assemble_start_function): Use it.
9383 (asm_emit_uninitialised, assemble_variable): Likewise.
9384 (default_section_type_flags): New.
9385 (default_no_named_section, default_elf_asm_named_section): New.
9386 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9387 * output.h: Update varasm.c decls.
9388 (SECTION_*): New flags.
9390 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9391 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9393 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9394 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9395 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9396 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9397 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9398 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9399 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9400 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9401 * config/pa/pa64-hpux.h,
9403 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9404 (TARGET_ASM_NAMED_SECTION): New.
9405 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9406 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9407 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9408 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9409 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9410 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9411 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9412 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9413 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9414 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9415 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9416 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9417 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9418 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9419 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9420 * config/sparc/sysv4.h: Likewise.
9422 * config/nextstep.h: Error until named sections implemented.
9424 * config/a29k/a29k.c (a29k_asm_named_section): New.
9425 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9426 (vms_section_type_flags, vms_asm_named_section): New.
9427 * config/arm/arm.c (arm_elf_asm_named_section): New.
9428 * config/avr/avr.c (asm_output_section_name): Remove.
9429 * config/avr/avr-protos.h: Update.
9430 * config/c4x/c4x.c (c4x_asm_named_section): New.
9431 * config/h8300/h8300.c (h8300_asm_named_section): New.
9432 * config/i386/i386.c (sco_asm_named_section): New.
9433 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9434 (i386_pe_section_type_flags): New.
9435 (i386_pe_asm_named_section): New.
9436 * config/i386/i386-protos.h: Update.
9437 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9438 * config/mcore/mcore.c (mcore_asm_named_section): New.
9439 * config/mips/mips.c (iris6_asm_named_section): New.
9440 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9441 instead of UNIQUE_SECTION_P.
9442 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9443 (xcoff_asm_named_section): New.
9444 * config/sh/sh.c (sh_asm_named_section): New.
9445 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9447 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9448 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9449 (EH_FRAME_SECTION_NAME): New.
9450 (EXCEPTION_SECTION): New.
9451 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9452 (DEBUG_*_SECTION): Remove.
9453 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9454 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9455 (EH_FRAME_SECTION_ASM_OP): Remove.
9457 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9458 (ASM_OUTPUT_SECTION_NAME): Remove.
9459 (TARGET_ASM_NAMED_SECTION): New.
9460 (TARGET_HAVE_NAMED_SECTIONS): New.
9461 (TARGET_SECTION_TYPE_FLAGS): New.
9462 (EH_FRAME_SECTION_ASM_OP): Remove.
9463 (EH_FRAME_SECTION_NAME): New.
9465 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9467 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9468 for complex expressions when cfun == 0.
9469 * doc/extend.texi: Document that __builtin_constant_p can be
9470 used in data initializers as well as functions.
9472 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9474 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9475 variable I locally, instead of expecting a declaration in the
9478 2001-08-03 Richard Henderson <rth@redhat.com>
9480 * except.c (collect_one_action_chain): Add an explicit cleanup
9481 action if regions surrounding a catch were encoded entirely
9482 within the call-site entry.
9484 2001-08-03 Richard Henderson <rth@redhat.com>
9486 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9487 don't take REGNO of a non-register.
9489 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9491 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9492 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9493 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9494 (__gthread_mutex_init_function): New function for mutex initialization.
9496 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9498 * Makefile.in: Revert screwed up commit.
9500 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9502 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9503 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9504 merged by linker script to get a final _exit().
9505 (__do_global_dtors): New for destructor handling in specific exit
9507 (__do_global_ctors): New for constructors in specific install section.
9508 (__map_data_section): Map data sections before running constructors.
9509 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9510 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9511 (DTORS_SECTION_ASM_OP): Likewise.
9512 (CTORS_SECTION_FUNCTION): Define to force a reference to
9514 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9516 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9518 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9520 * Makefile.in: Add df.h to gcse.c dependencies.
9522 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9524 * varasm.c (output_constant_def_contents): Use for the length of a
9525 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9526 depending on which is larger.
9528 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9530 * gcse.c: Include df.h for use as a dataflow analyzer.
9532 Declaration of reg_set_info: gone.
9533 New df_analyzer variable used by store motion.
9534 (reg_set_info): Deleted.
9535 (mark_mem_regs): New function, analyze regs used by a mem.
9536 (store_ops_ok): Use dataflow analyzer results to determine if
9537 necessary regs are changed in the block.
9538 (find_moveable_store): Remove check for symbol ref, we can handle
9539 much more complex expressions now.
9540 (compute_store_table): Remove most of the code, it's unnecessary
9541 now that the dataflow analyzer records the info for us.
9542 (store_killed_after): Add parameter to say whether to do the
9543 store_ops_okay test, used to speed up testing when we already know
9544 the answer, and just want to know if the store itself was killed.
9545 (build_store_vector): Largely rewritten to calculate the various
9546 vectors properly, and somewhat optimized.
9547 (store_motion): Init the df_analyzer, get REG_DEF chains.
9548 Also handle trapping expressions (since mems almost always trap)
9549 (simple_mem): Redefine what a simple mem is.
9551 2001-08-03 DJ Delorie <dj@redhat.com>
9553 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9554 set from a constant part of the condition.
9556 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9558 * mkdeps.c (deps_add_default_target): Make local variable
9559 ``start'' a const char pointer.
9560 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9562 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9564 * doc/install.texi (Configuration): Fix markup.
9565 (Specific, i?86-*-udk): Likewise.
9566 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9568 Document --enable-threads and --enable-libgcj status.
9569 (Specific, mips-sgi-irix*): Canonicalize triples.
9570 (Specific, mips-sgi-irix5): Warn about problems with this config.
9571 Mention required GNU as patch.
9572 Native assembler problems are fixed.
9573 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9574 Document --enable-threads and --enable-libgcj status.
9576 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9578 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9581 2001-08-03 Richard Henderson <rth@redhat.com>
9583 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9586 2001-08-03 Richard Henderson <rth@redhat.com>
9588 * rtlanal.c (find_first_parameter_load): Stop if we
9589 reach a CODE_LABEL at BOUNDARY.
9591 2001-08-03 Richard Henderson <rth@redhat.com>
9593 * config/alpha/alpha.md (force_movdi): New insn.
9594 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9595 Tweek FRP marking of VMS prologue insns.
9596 * config/alpha/vms.h (EPILOGUE_USES): New.
9598 2001-08-02 Richard Henderson <rth@redhat.com>
9600 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9602 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9604 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9605 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9606 config/convex/convex.h, config/d30v/d30v.c,
9607 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9608 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9609 config/mips/mips.h, config/mn10200/mn10200.h,
9610 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9611 config/v850/v850.h, config/vax/openbsd.h,
9612 config/vax/openbsd1.h, config/vax/ultrix.h,
9613 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9614 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9615 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9616 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9617 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9618 in comments and documentation.
9620 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9624 * Makefile.in (line-map.o): New.
9625 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9626 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9627 * cpperror.c (print_containing_files): Similarly.
9628 (print_location): Update. Don't output a space before _Pragma.
9629 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9630 (stack_include_filee, cpp_make_system_header): Update.
9631 (_cpp_execute_include): Get logical line number right for calling
9632 as-yet-unterminated #include.
9633 * cpphash.h (struct cpp_reader): Add line_maps.
9634 (_cpp_do_file_change): Update.
9635 * cppinit.c (cpp_create_reader): Initialize line maps.
9636 (cpp_destroy): Destroy line maps.
9637 (cpp_start_read): Get logical line number right.
9638 * cpplex.c (parse_string): Only warn once for multi-line strings.
9639 Use boolean variable for null warning.
9640 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9642 (do_include_common): End the directive early.
9643 (do_line): Don't warn about out-of-range lines in preprocessed
9644 source. Update. Remove unused variables.
9645 (_cpp_do_file_change): Update for new line mapping.
9646 (pragma_cb): New typedef.
9647 (cpp_register_pragma): Stop looking ahead before calling the
9649 (do_pragma_system_header): End directive early.
9650 (cpp_get_line_maps): New.
9651 (cpp_pop_buffer): Fudge logical line. Update.
9652 * cpplib.h: Include line-map.h
9653 (enum cpp_fc_reason): Remove.
9654 (struct cpp_file_change): Update.
9655 (cpp_get_line_maps): New.
9656 * cppmain.c (struct_printer): New member map.
9657 (cb_file_change): Update for new mappings.
9658 * fix-header.c (cb_file_change): Similarly.
9660 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9662 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9663 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9665 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9667 * config/vax/vax.c: include expr.h.
9669 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9671 * Makefile.in ($(srcdir)/configure): Only rebuild in
9673 ($(srcdir)/config.in): Only define in maintainer mode.
9674 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9676 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9678 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9680 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9682 * gcc.c (set_collect_gcc_options): New function, split out from
9684 Ignore elided switches.
9685 (do_spec_1): Invoke before executing command.
9686 (set_input): Export.
9687 Move declaration ...
9688 * gcc.h (set_input): ... here.
9689 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9692 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9695 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9697 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9699 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9701 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9702 for the unnamed instructions it expands to.
9704 2001-08-02 Richard Henderson <rth@redhat.com>
9706 * regclass.c (call_really_used_regs): Conditionally define.
9707 (init_reg_sets_1): Don't use it if not defined.
9708 (fix_register): Similarly, don't set it.
9710 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9712 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9713 Correct comment that had been missed in the previous change.
9715 2001-08-01 Stan Shebs <shebs@apple.com>
9717 * config/darwin.c (machopic_stub_name): Try matching by name.
9718 (update_stubs): New function.
9719 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9722 2001-08-01 Richard Henderson <rth@redhat.com>
9724 * except.c (output_function_exception_table): Use assemble_align.
9725 * varasm.c (assemble_eh_label): Remove.
9726 (assemble_eh_align, assemble_eh_integer): Remove.
9728 2001-08-01 Robert Lipe <robertl@caldera.com>
9730 * dwarfout.c: Remove reference to README.DWARF.
9732 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9734 * regclass.c (call_really_used_regs): New array for registers which
9735 are actually used by a call.
9736 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9738 (fix_register): Set call_really_used too.
9739 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9740 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9742 2001-08-01 Richard Henderson <rth@redhat.com>
9744 * read-rtl.c (read_name): Consider \r whitespace.
9746 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9748 * config.gcc: Recognize powerpc-*-netbsd*.
9750 * doc/install.texi (Host/target specific installation notes for
9751 GCC): Mention powerpc-*-netbsd*.
9753 * config/rs6000/netbsd.h: New file.
9754 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9755 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9756 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9757 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9758 (TARGET_VERSION): Redefine.
9760 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9761 mcall-netbsd as a match for mcall-sysv.
9762 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9763 (ncrti.S, ncrtn.S): New targets.
9764 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9766 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9767 "netbsd' as a V4 ABI.
9768 (ASM_SPEC): Check for -mcall-netbsd.
9769 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9770 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9771 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9772 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9773 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9774 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9775 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9777 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9778 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9780 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9782 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9783 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9784 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9785 including "unwind-pe.h".
9787 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9789 * rs6000.md (define_splits): Kill unused constraints.
9791 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9792 Jan Hubicka <jh@suse.cz>
9794 * function.c (thread_prologue_and_epilogue_insns): Kill code
9795 dealing with non-existent CFG.
9797 2001-08-01 Kazu Hirata <kazu@hxi.com>
9799 * alias.c: Fix comment formatting.
9800 * bitmap.c: Likewise.
9801 * builtins.c: Likewise.
9802 * calls.c: Likewise.
9803 * c-common.c: Likewise.
9804 * c-decl.c: Likewise.
9805 * c-dump.c: Likewise.
9806 * c-lex.c: Likewise.
9807 * collect2.c: Likewise.
9808 * combine.c: Likewise.
9809 * conflict.c: Likewise.
9810 * cppfiles.c: Likewise.
9811 * cppinit.c: Likewise.
9812 * cpplex.c: Likewise.
9813 * cpplib.c: Likewise.
9814 * cppmacro.c: Likewise.
9815 * cppspec.c: Likewise.
9816 * c-pragma.c: Likewise.
9817 * crtstuff.c: Likewise.
9819 * cselib.c: Likewise.
9820 * c-semantics.c: Likewise.
9821 * c-typeck.c: Likewise.
9823 2001-08-01 H.J. Lu <hjl@gnu.org>
9825 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9827 2001-08-01 H.J. Lu <hjl@gnu.org>
9829 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9831 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9833 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9834 contextualizing Objective-C class name lookup by the lexer.
9835 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9837 (protocoldef): Add support for forward @protocol declarations.
9838 (yylexname): Suppress ObjC class name lookup in certain contexts;
9839 re-enable after lookup is complete.
9840 (_yylex): Re-enable ObjC class name lookup when certain
9841 punctuation marks are seen.
9843 * objc/objc-act.c (check_protocol_recursively): New function used
9844 for finding circular dependencies in protocols.
9845 (objc_declare_protocols): New function for handling forward
9846 @protocol declarations.
9847 (receiver_is_class_object): Detect the case when 'self' is used
9848 inside of a class method.
9849 (build_message_expr): Issue a warning if class method is desired
9850 but instance method is found instead.
9851 (conforms_to_protocol): Streamline.
9852 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9853 protocol Foo, even if 'Bar foo' does not.
9854 (check_protocols): Streamline.
9855 (start_protocol): Add checks for circular and duplicate protocol
9857 (encode_aggregate_within): For typedefs of structs, encode the
9859 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9860 (objc_declare_protocols): New prototype.
9862 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9864 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9865 * cpplex.c (handle_newline): Update prototype. Maintain logical
9867 (skip_escaped_newlines, skip_block_comment, parse_string):
9869 (_cpp_lex_token): Update, and store token position within the token.
9870 * cpplib.h (struct cpp_token): Add line and column entries.
9871 * cppmacro.c (replace_args): Position stringified tokens correctly.
9873 2001-08-01 Andreas Jaeger <aj@suse.de>
9875 * basic-block.h: Add prototype for last_loop_beg_note.
9877 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9879 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9880 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9882 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9883 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9884 expand_decl_cleanup.
9885 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9887 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9888 operand while calling simple_cst_equal.
9889 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9890 operand is the cleanup expression, the third is the RTL_EXPR.
9891 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9893 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9895 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9897 2001-07-31 matthew green <mrg@eterna.com.au>
9899 * config.gcc (i386-*-netbsdelf): New description.
9900 * config/i386/netbsd-elf.h: New file.
9902 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9904 * loop.c (check_dbra_loop): Use single_set to compute
9907 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9909 PowerPC reorg and support for powerpc64-*-linux*.
9911 Also fixes emitting of constants on 32 bit and 64 bit
9914 * config.gcc: powerpc64-*-linux* is a new target.
9915 Things that needed aix.h now also include xcoff.h
9917 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9919 Move AIX specific stuff into aix.h.
9920 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9921 with more than just XCOFF now.
9922 (SET_ASM_OP): Remove, now defined where needed.
9923 (FUNCTION_PROLOGUE): New macro definition.
9924 (FUNCTION_EPILOGUE): New macro definition.
9925 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9927 * config/rs6000/xcoff.h: New file.
9929 * config/rs6000/linux64.h: New file.
9931 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9933 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9935 * rs6000.c (print_operand_address): Handle ELF syntax.
9936 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9937 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9938 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9940 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9942 * rs6000.c (rs6000_override_options): Only disable
9943 flag_function_sections for XCOFF.
9944 (exact_log2_cint_operand): New predicate.
9945 (reg_or_{add,sub}_cint64_operand): New predicates.
9946 (add_operand): Compare CONST_INT with fewer function calls.
9947 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9948 (print_operand, case 'p'): Ensure positive operand.
9949 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9950 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9951 (PREDICATE_CODES): Add new predicates.
9952 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9953 (divsi3, modsi3): Ensure positive power-of-2.
9954 (adddi3): Use new predicate. Split 32-bit constants more
9955 correctly. Re-arrange splitter to handle any constant.
9956 (subdi3): Use new predicate.
9957 (divdi3, moddi3): Ensure positive power-of-2.
9958 (movdi): Use rs6000_emit_set_const.
9959 (load_toc_v4_pic_di): Delete.
9961 2001-07-31 Graham Stott <grahams@redhat.com>
9963 * function.c (pad_below): Revert 2001-07-26 patch.
9965 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9967 * reg-stack (convert_regs_1): Fix best edge condition.
9969 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9971 * jump.c (duplicate_loop_exit_test): Better test for jumps
9972 entering the loop; create loop pre_header.
9974 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9976 * doc/install.texi: Add s390 and s390x as new targets.
9977 * doc/invoke.texi: Add documentation of S/390 and zSeries
9979 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9981 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9983 * config/m68k/m68k.md: Replace all general_operand with
9984 nonimmediate_operand for all destinations.
9985 * config/m68k/m68k.c (not_sp_operand): Likewise.
9987 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9989 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9991 2001-07-30 Richard Henderson <rth@redhat.com>
9993 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9994 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9996 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9998 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9999 Add missing doc strings
10000 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10001 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10003 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10005 * i386.c (ix86_output_main_function_alignment_hack): New function.
10006 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10008 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10009 edges by EDGE_DFS_BACK flag.
10010 (dump_edge_info): Add dfs_back flag.
10011 * basic-block.h (EDGE_DFS_BACK): New constant.
10012 (mark_dfs_back_edges): Declare.
10013 * alias.c (loop_p): Remove.
10014 (mark_constant_function): Use mark_dfs_back_edges.
10016 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10017 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10018 (compensate_edge): Break out from ...
10019 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10020 (convert_regs_2): Set block_done once block is really done;
10021 Do updating of the predecesors counts.
10023 * toplev.c (rest_of_compilation): Recompute block_for_insn
10024 before post-reload cfg_cleanup.
10025 * function.c (thread_prologue_epilogue_insns):
10026 Call set_block_for_new_insns when emitting prologue directly.
10028 2001-07-30 Andreas Jaeger <aj@suse.de>
10030 * jump.c: Add prototype for mark_modified_reg.
10032 * cse.c (set_live_p): Add unused attribute.
10034 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10036 (scan_for_source_files): Use long for count to avoid overflow.
10037 (output_data): Likewise.
10038 (output_data): Don't use string concatatenation to silence gcc
10041 * predict.c: Fix typos and grammar.
10043 * gcse.c (insert_insn_end_bb): Remove unused variables.
10045 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10047 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10048 (attempt_auto_inc): LIkewise.
10049 (mark_used_reg): Likewise.
10050 (try_pre_increment_1): Likewise.
10051 * regclass.c (regclass): Likewise.
10052 * global.c (allocno_compare): Update comment; change scaling factor.
10053 * local-alloc.c (QTY_CMP_PRI): Likewise.
10054 * regs.h (REG_FREQ_FROM_BB): New.
10055 (REG_FREQ_MAX): Likewise.
10057 2001-07-30 H.J. Lu <hjl@gnu.org>
10059 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10062 2001-07-30 H.J. Lu (hjl@gnu.org)
10064 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10065 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10066 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10068 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10070 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10071 as -mthumb-interwork when -mcpu=arm7 is specified.
10073 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10075 * predict.def (noreturn, loop branch, loop exit): Mark as first
10078 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10080 * combine.c (try_combine): Avoid barrier after noop jumps.
10082 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10084 * cpphash.h (struct cpp_reader): Remove import_warning.
10085 * cpplib.c (skip_rest_of_line): Don't bother turning off
10087 (parse_include): Move include handling to...
10088 (do_include_common): ... here. Move import warning from...
10089 (do_import): ... here.
10090 (do_pragma_poison): Don't do a callback for poison identifiers.
10091 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10092 * cppmain.c (setup_callbacks): Similarly.
10094 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10096 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10097 handle multiple sets.
10098 * except.c (sjlj_mark_call_sites): .... here.
10099 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10101 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10103 Suggested by Richard Henderson and Richard Kenner:
10104 * combine.c (recog_for_combine): Use the fake recog
10105 only if instruction does not match.
10106 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10107 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10109 * combine.c (try_combine): Discover noop jump as direct jump.
10111 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10113 * df.c (df_rd_global_compute): Add successors to worklist, not
10115 (df_ru_global_compute): Ditto.
10117 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10119 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10120 increment REG_N_SETS.
10122 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10124 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10126 * sbitmap.c (sbitmap_a_xor_b): New function.
10127 ifdef the basic block stuff on IN_GCC.
10129 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10131 * cppexp.c (parse_defined): Always record the macro name.
10132 (lex): Don't worry about identifiers, or special-case
10134 (_cpp_parse_expr): Figure out at the end of the routine
10135 whether we saw a valid !defined() expression.
10136 * cppfiles.c (stack_include_file): Update for mi_valid.
10137 (_cpp_pop_file_buffer): Similarly.
10138 * cpplex.c (_cpp_lex_token): Similarly.
10139 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10140 mi_if_not_defined, mi_lexed): Remove.
10142 * cpplib.c (do_if): Simplify.
10143 (do_endif, push_conditional, _cpp_handle_directive): Update
10144 for renaming of mi_state to mi_valid.
10146 * cpp.texi: Add index entries for digraphs, and add comment
10147 that C++ refers to them as alternative tokens.
10149 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10151 * basic-block.h (CLEANUP_PRE_LOOP): New.
10152 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10153 * sibcall.c (optimize_sibling_calls): Likewise.
10154 * toplev.c (rest_of_compilation): Likewise.
10155 * flow.c (try_forward_edges): Take argument MODE;
10156 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10157 (try_optimize_cfg): Update call of try_forward_edges.
10159 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10160 Jan Hubicka <jh@suse.cz>
10162 * (validate_replace_rtx_1): Fix simplification of MINUS.
10164 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10166 PR preprocessor/3669
10167 * cppinit.c (init_dependency_output): Turn off dump requests
10168 if sending dependencies to stdout.
10170 2001-07-28 Richard Henderson <rth@redhat.com>
10172 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10175 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10177 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10179 2001-07-28 Kazu Hirata <kazu@hxi.com>
10181 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10182 is VAR_DECL first to prevent an ICE.
10184 2001-07-28 Richard Henderson <rth@redhat.com>
10186 * varasm.c (immed_real_const_1): Don't elide special cases for
10188 (clear_const_double_mem): Clear const_tiny_rtx too.
10190 2001-07-28 Richard Henderson <rth@redhat.com>
10192 * dwarf2out.c (dw_val_class_offset): New.
10193 (struct dw_ranges_struct, dw_ranges_ref): New.
10194 (ranges_table, ranges_table_allocated): New.
10195 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10196 (add_AT_offset, add_ranges, output_ranges): New.
10197 (print_die, output_die): Handle dw_val_class_offset.
10198 (attr_checksum, size_of_die, value_format): Likewise.
10199 (gen_lexical_block_die): Handle non-contiguous blocks.
10200 (gen_block_die): Likewise.
10201 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10202 if needed. Dump the ranges table.
10203 * final.c (final_start_function): Remove unnecessary notes and
10204 rebuild the block tree before numbering the blocks.
10205 * function.c (reorder_blocks_0): Walk the existing block tree
10206 to unmark all blocks.
10207 (reorder_blocks_1): Create block fragments when duplicate block
10209 (reorder_fix_fragments): New.
10210 (reorder_blocks): Call it.
10211 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10213 2001-07-28 Richard Henderson <rth@redhat.com>
10215 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10217 2001-07-28 Richard Henderson <rth@redhat.com>
10219 * flow.c (add_to_mem_set_list): New function.
10220 (init_propagate_block_info): Use it.
10221 (mark_set_1): Likewise.
10222 (insn_dead_p): Canonicalize memory address for dead store
10223 comparison. Allow wider mode stores to kill narrower mode stores.
10224 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10225 (invalidate_mems_from_set): Don't handle MEMs.
10227 2001-07-28 Kazu Hirata <kazu@hxi.com>
10229 * config/h8300/h8300.h: Fix formatting.
10231 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10233 * basic-block.h (EDGE_FREQUENCY): New macro.
10234 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10236 * flow.c (find_sub_basic_blocks): Likewise.
10237 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10238 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10240 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10241 (HITRATE): New macro.
10242 (PRED_FLAG_FIRST_MATCH): New constant.
10243 (predictor_info): New field flgags.
10244 (combine_predictions_for_insn): Use DS theory to combine
10245 probabilities; set the edge probabilities when finished.
10246 (estimate_probability): Avoid duplicated matches
10247 of LOOP_BRANCH heuristics for nested loops; update comment.
10248 * predict.def: Add flags for each prediction, set probabilities
10249 according to B&L paper.
10250 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10252 * profile.c (compute_branch_probabilities): Cleanup way the edge
10253 probabilities are computed and REG_BR_PROB notes are dropped; if
10254 values does not match, emit error.
10255 (init_branch_prob): Do error instead of warning when profile driven
10256 feedback is missing or corrupt.
10258 2001-07-27 DJ Delorie <dj@redhat.com>
10260 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10261 against a constant, try to adjust the compare to have the desired
10262 constant in it so that min/max optimizations happen more often.
10264 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10266 * flow.c (last_loop_beg_note): New function.
10267 (redirect_edge_and_branch): Use it.
10268 (split_edge): Likewise.
10270 * alias.c (loop_p): Avoid uninitialized memory access.
10272 * flow.c (try_forward_edges): Avoid accessing freed memory.
10274 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10277 2001-07-26 Andrew Haley <aph@redhat.com>
10278 Joern Rennecke <amylaar@redhat.com>
10280 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10281 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10282 (SUBTARGET_CPP_SPEC): New.
10283 (CPP_SPEC): Remove.
10284 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10285 (SUBTARGET_CPP_PTR_SPEC): New.
10286 (CPP_DEFAULT_CPU_SPEC): New.
10287 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10288 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10289 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10290 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10291 (SUBTARGET_CPP_SPEC): Define as an empty string.
10293 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10295 * doc/install.texi (Configuration): Properly link the host
10296 specific instructions also when generating HTML.
10298 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10300 * flow.c (redirect_edge_and_branch_force): Test
10301 target->global_live_at_start.
10303 2001-07-26 Richard Henderson <rth@redhat.com>
10305 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10306 * rtl.h (avoid_constant_pool_reference): Declare it.
10307 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10308 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10310 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10312 * rtl.h (cleanup_barriers): Declare.
10313 * jump.c (cleanup_barriers): New function.
10314 * toplev.c (rest_of_compilation): Call cleanup_barriers
10315 before loop optimizer and after bb_reorder.
10317 * flow.c (back_edge_of_syntactic_loop_p): New.
10318 (split_edge): Use it.
10320 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10322 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10324 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10326 * cse.c (cse_process_notes): Replace any registers if the address
10329 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10331 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10332 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10333 (propagate_block): Update prototype.
10334 * flow.c (update_life_info): Simplify the CFG and
10335 recalculate the global regs which are alive when
10336 removing dead code during a global update.
10337 (propagate_block): Return non-zero if an INSN is
10340 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10342 * Makefile.in (LIBICONV): Define.
10344 2001-07-26 Catherine Moore <clm@redhat.com>
10346 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10347 of conditional to avoid tree checking errors.
10349 2001-07-26 Kazu Hirata <kazu@hxi.com>
10351 * regmove.c (regmove_optimize): Don't replace a reg with
10352 another reg of a different mode.
10354 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10356 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10357 limit length of dependency flush list.
10358 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10359 * sched-int.h (struct deps): Add pending_flush_length field.
10360 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10361 has 1 element in it.
10362 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10363 (sched_analyze): After a jump, if the pending memory flush list is too
10364 large, flush the pending lists.
10365 (init_deps): Initialize pending_flush_length to 0.
10366 * doc/invoke.texi (max_pending_list_length): Document parameter.
10368 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10370 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10371 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10372 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10374 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10376 * cpphash.h (struct_lexer_state): Delete was_skipping.
10377 Move skipping here from struct cpp_reader.
10378 * cpplex.c (parse_identifier): Update.
10379 (_cpp_lex_token): Don't skip tokens in a directive.
10380 * cpplib.c (struct if_stack): Update.
10381 (start_directive, end_directive): Don't change skipping state.
10382 (_cpp_handle_directive): Update.
10383 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10384 (do_else, do_endif): Update; only check for excess tokens if not
10385 in a skipped conditional block.
10386 (push_conditional): Update for new struct if_stack.
10388 2001-07-26 Graham Stott <grahams@redhat.com>
10390 * function.c (locate_and_pad_parm): Also pad initial offset
10391 so that the total argument size also includes the padding.
10393 2001-07-26 Graham Stott <grahams@redhat.com>
10395 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10396 change XSTR to XTMPL.
10398 (process_one_cond_exec): Likewise
10400 2001-07-25 Richard Henderson <rth@redhat.com>
10402 * varasm.c (assemble_variable): Create DECL_RTL before setting
10405 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10407 * predict.c (estimate_probability): Avoid duplicated predictions.
10409 * loop.c (find_and_verify_loops): Grok multiple barriers.
10411 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10413 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10415 * dbxout.c: Consistently use putc instead of fputc.
10416 (print_wide_int): New function; call instead of direct fprintf.
10417 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10418 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10419 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10420 (print_int_cst_octal): Likewise.
10421 (print_octal): Show we wrote characters.
10422 (dbxout_type): Set have_used_extensions in more places.
10424 2001-07-25 Catherine Moore <clm@redhat.com>
10426 * config/v850/v850.c (v850_va_arg): Use addr
10427 instead of valist to build incr.
10429 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10431 * flow.c (delete_dead_jumptables): New function.
10432 (life_analyzis): Call it.
10433 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10436 2001-07-25 Richard Henderson <rth@redhat.com>
10438 * except.c (reachable_handlers): Handle a region being removed
10439 out from under a RESX.
10441 2001-07-25 Richard Henderson <rth@redhat.com>
10443 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10444 swap GE/GT if it is an fp comparison.
10446 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10448 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10451 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10453 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10454 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10457 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10458 throw an exception.
10459 (visit_expression): When attempting to simplify an expression,
10460 retrieve any modes for arguments before they are simplified
10463 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10464 Janis Johnson <janis@us.ibm.com>
10466 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10467 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10468 pointer parameters to match documented usage of nonlocal_goto.
10469 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10470 parameters to their correct order.
10471 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10472 parameters to their correct order.
10474 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10476 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10478 2001-07-25 Jan Hubicka <jh@suse.cz>
10479 Richard Henderson <rth@redhat.com>
10481 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10483 (make_edges): New argument update_p; populate the edge cache if set.
10484 (find_basic_blocks): Update make_edges invocation.
10486 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10488 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10490 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10492 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10493 -Acpu and -Amachine.h.
10494 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10495 Corrected header to say ELF not a.out.
10496 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10497 when given -msoft-float.
10499 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10501 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10502 extra multilib parts like arm-elf.
10503 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10504 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10505 crtfini.o as extra multilib parts.
10507 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10509 * configure.in: Add rtems as a supported thread model.
10510 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10511 * configure: Rebuilt.
10513 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10515 * stor-layout.c (get_mode_alignment): make it work when
10516 BITS_PER_UNIT is not a power of two.
10517 * builtins.c (get_pointer_alignment): Likewise.
10519 2001-07-24 Richard Henderson <rth@redhat.com>
10521 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10522 the retrieved constant into the expected mode.
10524 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10526 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10527 (verify_flow_info): Check for duplicated edges; clarify
10530 * flow.c (block_label): Update basic_block_for_insn.
10531 (commit_edge_insertions): Call compute_bb_for_insn.
10533 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10536 * flow.c (redirect_edge_and_branch,
10537 try_optimize_cfg): Use redirect_edge_succ_nodup
10538 (redirect_edge_succ_nodup): New.
10539 * basic_block.h (redirect_edge_succ_nodup): Declare.
10541 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10544 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10546 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10547 (try_crossjump_to_edge): Update commetns.
10548 (try_crossjump_bb): Likewise.
10550 2001-07-24 Richard Henderson <rth@redhat.com>
10552 * combine.c (distribute_notes): Move set of need_refresh
10553 for noop_move_p down to catch all cases.
10555 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10557 * recog.c (split_all_insns_noflow): New.
10558 * rtl.h (split_all_insns_noflow): Declare.
10559 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10560 * m68hc11.c (m68hc11_reorg): Likewise.
10561 * sh.c (machine_dependent_reorg): Likewise.
10562 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10565 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10567 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10568 (ashlsi3_n splitter): Likewise.
10569 (lshrsi3_n splitter): Likewise.
10571 (GOTaddr2picreg): Make const SImode.
10572 (sym_label2reg): Likewise.
10573 (symGOT2reg): Likewise.
10574 (symGOTOFF2reg) Likewise.
10576 (casesi_worker_0): Make unspec SImode.
10578 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10580 * config/sh/sh.c (barrier_align): Check that an operand really is
10581 an insn before extracting its INSN_CODE.
10583 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10585 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10588 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10589 for SImode to prevent overflow.
10591 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10593 * config/mips/irix6-libc-compat.c: New file.
10594 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10595 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10596 passing workaround.
10598 2001-07-24 lars brinkhoff <lars@nocrew.org>
10600 * rtl.texi (REG_POINTER): Document.
10601 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10602 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10604 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10606 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10608 2001-07-23 Richard Henderson <rth@redhat.com>
10610 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10612 2001-07-23 Kazu Hirata <kazu@hxi.com>
10614 * config/h8300/h8300-protos.h: Add a prototype for
10615 general_operand_dst_push.
10616 * config/h8300/h8300.c (general_operand_dst_push): New.
10617 * config/h8300/h8300.h (OK_FOR_T): New.
10618 (EXTRA_CONSTRAINT): Use it.
10619 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10620 the existing movqi pattern.
10621 (movhi_push): Likewise.
10623 * reload.c: Fix comment typos.
10625 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10627 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10629 2001-07-23 H.J. Lu (hjl@gnu.org)
10631 * doc/extend.texi: Update __builtin_return_address and
10632 __builtin_frame_address.
10634 2001-07-23 Richard Henderson <rth@redhat.com>
10636 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10638 * config/i386/i386.md: New setcc+movzbl peephole2.
10640 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10642 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10643 * objc/objc-act.c: Include debug.h.
10644 (synth_module_prologue): Save and restore debug hooks too.
10646 2001-07-23 lars brinkhoff <lars@nocrew.org>
10648 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10649 and C4X_FLOAT_FORMAT.
10650 (BOOL_TYPE_SIZE): Document.
10652 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10654 * unroll.c (loop_iterations): Fix miscalculation of initial
10657 2001-07-13 Andrew Haley <aph@redhat.com>
10659 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10660 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10661 * config/sh/sh.c (sh_can_redirect_branch): New function.
10662 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10663 * reorg.c (steal_delay_list_from_target): Use
10664 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10666 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10668 * flow.c (try_simplify_condjump): Unlink insn chain on
10669 fallthru edge; use can_fallthru.
10671 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10673 * basic-block.h (find_sub_basic_block): Declare.
10674 * flow.c (make_edges): New arguments MIN and MAX;
10675 (find_sub_basic_blocks): Revamp to use make_edges
10676 and purge_dead_edges.
10677 (find_basic_blocks): Update call of find_sub_basic_block.
10679 * recog.c (split_all_insns): Always expect CFG to be consistent;
10680 call find_sub_basic_blocks in case something has changed.
10681 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10684 * basic-block.h (delete_noop_moves): Declare.
10685 * combine.c (combine_instructions): Call it.
10686 (recog_for_combine): Tolerate noop moves
10687 (distribute_notes): Force refresh when register dies at noop move.
10688 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10690 (life_analysis): Update delete_noop_moves call.
10691 (set_noop_p): Move too ...
10692 * rtlanal.c (noop_move_p): ... here.
10693 * rtl.h (noop_move_p): Declare.
10695 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10696 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10698 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10699 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10701 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10703 * reload.c (push_reload): Fix typo in comment.
10704 (find_reloads_address): Ditto.
10705 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10707 2001-07-22 Richard Henderson <rth@redhat.com>
10709 * flow.c: Grammar check and clarify a lot of comments.
10710 (try_simplify_condjump): Rename variables to be clearer.
10711 (try_forward_edges): Skip complex and fallthru edges.
10712 Rearrange tests to avoid duplicate checks.
10713 (flow_find_cross_jump): Likewise.
10714 (outgoing_edges_match): Allow match if neither branch has
10715 probability data. Loosen probability match to 5%.
10716 (try_crossjump_to_edge): Hoist repeated indirection into
10718 (try_crossjump_bb): Don't check complex edges. Eliminate
10719 redundant crossjump tests.
10720 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10721 checks before more expensive checks.
10723 2001-07-22 Richard Henderson <rth@redhat.com>
10725 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10726 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10729 2001-07-22 Richard Henderson <rth@redhat.com>
10731 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10732 (const_sint32_operand): Likewise.
10733 * m68k.md (anon mulsi pattern): Use const_int_operand not
10734 const_sint32_operand.
10735 (umulsi3_highpart): Zero extend a constant input.
10736 (smulsi3_highpart): Don't bother checking SImode constant.
10737 (const_umulsi3_highpart): Give op3 DImode.
10738 (const_smulsi3_highpart): Likewise.
10740 2001-07-22 Richard Henderson <rth@redhat.com>
10742 * flow.c (split_block): Make sure bb_note is included in the
10743 new block when splitting before a label.
10745 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10747 * basic-block.h (redirect_edge_and_branch_force,
10748 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10749 * flow.c (redirect_edge_and_branch_force,
10750 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10751 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10752 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10753 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10754 instead of label; update CFG after transformation.
10755 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10756 for finishing the transformation; handle even case where ELSE
10757 does not follow THEN.
10758 (find_if_case_2): Update call of dead_or_predictable; simplify
10761 * emit-rtl.c (split_branch_probability): New global variable.
10762 (try_split): Take care to set split_branch_probability and
10763 create REG_BR_PROB note for new jump insns.
10764 * md.texi (define_split): Document new feature.
10766 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10768 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10770 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10771 (asm_out_file): Remove redundant declaration.
10772 (assemble_asm): Remove old #if 0 block.
10773 (assemble_variable): Remove end of function; debug output is
10774 now handled with global_decl. Remove old #if 0 block. Update.
10775 Remove saved_in_section and associated no-op code.
10776 * Makefile.in (varasm.o): Correct dependencies.
10778 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10780 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10781 the definition in defaults.h.
10783 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10785 * jump.c: Update comments.
10786 (delete_barrier_successors, delete_unreferenced_labels,
10787 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10788 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10789 jump_optimize, jump_optimize_minimal): Kill.
10790 (rebuild_jump_labels): Move code from jump_optimize_1.
10791 (purge_line_number_notes): Likewise.
10792 (copy_loop_headers): Likewise.
10793 * reg-stack.c: Update comment.
10794 * stmt.c: Likewise.
10795 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10796 JUMP_AFTER_REGSCAN): Kill.
10797 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10798 purge_line_number_notes and copy_loop_headers.
10800 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10801 Richard Henderson <rth@redhat.com>
10803 * dbxout.c (dbxout_global_decl): New.
10804 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10805 * sdbout.c (sdbout_finish): New.
10806 (sdbout_debug_hooks): Use it, add comments.
10807 (sdbout_global_decl): Defer initialised public vars to
10809 * varasm.c (assemble_variable): Don't output debug information
10810 for file-scope variables.
10812 2001-07-22 Richard Henderson <rth@redhat.com>
10814 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10815 (get_round_mode_suffix): New.
10816 (print_operand): Use them for [/]. Remove support for [&'`()+].
10817 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10818 * config/alpha/alpha.md (attr round_suffix): New.
10819 (attr trap_suffix): New.
10820 (all insns): Set them appropriately. Use %/ instead of the
10821 myriad punctuators.
10823 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10825 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10827 2001-07-22 Richard Henderson <rth@redhat.com>
10829 * regrename.c (regrename_optimize): Compute nregs for each
10830 potential target register.
10832 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10833 Richard Henderson <rth@redhat.com>
10835 * dbxout.c (dbxout_global_decl): New.
10836 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10837 * sdbout.c (sdbout_finish): New.
10838 (sdbout_debug_hooks): Use it, add comments.
10839 (sdbout_global_decl): Defer initialised public vars to
10841 * varasm.c (assemble_variable): Don't output debug information
10842 for file-scope variables.
10844 2001-07-21 H.J. Lu (hjl@gnu.org)
10846 * config/mips/mips.c (mips_cpu): Moved into ...
10847 (override_options): Here.
10849 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10851 (mips_cpu): Removed.
10853 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10855 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10856 ("iorqi3"): Likewise.
10857 ("xorqi3"): Likewise.
10858 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10859 ("*subhi3_sp): Likewise.
10860 ("*subhi3"): Likewise.
10861 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10864 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10866 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10867 * config/freebsd.h: Likewise.
10868 * config/linux.h: Likewise.
10869 * config/openbsd.h: Likewise.
10870 * config/alpha/linux-elf.h: Likewise.
10871 * config/arm/linux-elf.h: Likewise.
10872 * config/d30v/d30v.h: Likewise.
10873 * config/fr30/fr30.h: Likewise.
10874 * config/ia64/aix.h: Likewise.
10875 * config/ia64/ia64.h: Likewise.
10876 * config/mips/linux.h: Likewise.
10877 * config/pj/pj.h: Likewise.
10878 * config/rs6000/linux.h: Likewise.
10879 * config/sparc/linux.h: Likewise.
10880 * config/sparc/linux64.h: Likewise.
10882 2001-07-20 Bruce Korb <bkorb@gnu.org>
10884 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10885 because getc() and char* may disagree on signedness.
10887 2001-07-20 Richard Henderson <rth@redhat.com>
10889 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10891 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10892 insns to delete in the presence of cc0 in a jump insn.
10894 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10895 Jan Hubicka <jh@suse.cz>
10897 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10898 of doing the change by hand.
10900 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10902 * rtlanal.c (set_noop_p): Return true for noop jumps.
10904 * expr.c (emit_single_push_insn): Add call to push expander.
10905 * expr.h (optab_index): Add OTI_push
10906 (push_optab): New constant.
10907 * genopinit.c (optabs): Add push_optab.
10908 * optabs.c (init_optab): Init push optab.
10909 * md.texi (push??1): Document
10911 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10913 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10914 expand to emit the pattern; put a REG_INC note for push/pop
10916 ("movdf", "movdf_internal"): Likewise.
10917 ("movsi", "movsi_internal"): Likewise.
10918 ("movsf", "movsf_internal"): Likewise.
10919 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10921 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10923 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10926 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10928 * params.def: Change default max inline insns to 100.
10930 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10932 * combine.c (combine_simplify_rtx): Generate a new shift operation
10933 when simplifying the first operand of a (neg (ashift)) expression.
10935 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10937 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10939 2001-07-20 Kelley Cook <kelley.cook@home.com>
10941 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10942 information. Move rest into ...
10943 (*-*-solaris): ... here. Eliminate redundant information and
10944 reword necessary packages section. Delete 4.x assembler bug info.
10945 (sparc-sun-*): Merge into ...
10946 (sparc-sun-sunos*): here.
10948 2001-07-20 Catherine Moore <clm@redhat.com>
10950 * config/v850/v850.md (casesi): Generate LABEL_REF
10953 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10955 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10956 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10957 * i386.md (strclrsi expander): Use it.
10959 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10961 * integrate.c (copy_insn_list): handle
10962 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10963 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10964 identically as to CODE_LABEL.
10966 * fold-const (fold): Convert A/B/C to A/(B*C) and
10969 * except.c (connect_post_landing_pads): Delete the RESX insns.
10971 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10973 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10975 * config/mips/mips.md (nmadd/nmsub): Use macro.
10977 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10979 * cppinit.c (remove_dup_dir): Make static.
10980 (remove_dup_dirs): Make static. Only warn about preempting a
10981 system directory with a non-system directory.
10983 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10985 * ifcvt.c (noce_try_store_flag_constants): Correct order
10986 of parameters to trunc_int_for_mode.
10988 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10990 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10991 an exception that will be caught within this function, do not fill
10992 its delay slot with any subsequent instruction.
10994 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10996 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10997 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10998 pointer extension instruction.
10999 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11000 * simplify-rtx.c (simplify_unary_operation) Likewise.
11001 * explow.c (convert_memory_address) Check value of
11002 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11004 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11005 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11006 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11007 Add Multilib Support.
11008 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11009 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11010 Add Multilib Support.
11011 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11013 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11014 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11015 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11017 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11019 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11020 old and new operands in `<', `3' and `b'.
11022 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11024 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11025 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11026 (toplev.o): Don't depend on xcoffout.h.
11027 * c-decl.c: Include debug.h
11028 (duplicate_decls): Use debug hook.
11029 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11030 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11031 (dbxout_types): Remove.
11032 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11033 * debug.c (do_nothing_debug_hooks): Update.
11034 (debug_true_tree, debug_nothing_rtx): New.
11035 * debug.h (struct rtx_def): New.
11036 (struct gcc_debug_hooks): New hooks ignore_block,
11037 outlining_inline_function and label.
11038 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11039 dwarf2out_frame_finish): New.
11040 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11041 Make static, update prototype.
11042 (dwarf2_debug_hooks): Update.
11043 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11044 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11045 * dwarfout.c (dwarf_debug_hooks): Update.
11046 * emit-rtl.c: Include debug.h.
11047 (remove_unnecessary_notes): Use debug hook.
11048 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11049 (final_scan_insn): Use debug hook.
11050 * integrate.c (output_inline_function): Use debug hook.
11051 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11052 (sdb_debug_hooks): Update.
11053 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11054 * toplev.c: Don't include xcoffout.h.
11055 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11056 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11058 * tree.h (dwarf2out_do_frame): Remove.
11060 2001-07-19 Catherine Moore <clm@cygnus.com>
11062 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11064 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11066 * reload1.c (eliminate_regs_in_insn): When updating a set
11067 to the frame pointer to the hardware frame pointer, perform
11068 the update always not just when REPLACE is set.
11070 * reload1.c (choose_reload_regs): Don't inherit a reload
11071 that crosses multiple registers if registers past the first
11072 don't fit in the desired class.
11074 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11075 when negating constants.
11077 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11079 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11080 * doc/tree.texi: Ditto.
11082 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11083 Jakub Jelinek <jakub@redhat.com>
11085 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11086 (extract_cie_info): Handle "eh" augmentation properly,
11088 (struct frame_state, __frame_state_for): New.
11090 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11092 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11093 HANDLE_SYSV_PRAGMA): Define.
11094 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11096 (copy_object): Caller changed.
11098 2001-07-19 Andreas Schwab <schwab@suse.de>
11100 * configure.in (assembler dwarf2 debug_line support): Define nop
11102 * configure: Regenerated.
11104 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11106 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11108 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11109 to conditionally compiled block.
11110 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11111 * dbxout.h (dbxout_function): Remove.
11112 * debug.c (do_nothing_debug_hooks): Update.
11113 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11114 global_decl, deferred_inline_function.
11115 * dwarf2out.c (dwarf2_debug_hooks): Update.
11116 (dwarf2out_global_decl): New.
11117 * dwarfout.c: Don't include dwarfout.h.
11118 (dwarfout_global_decl, dwarfout_function_decl,
11119 dwarfout_deferred_inline_function): New.
11120 (dwarf_debug_hooks): Update.
11121 * dwarfout.h: Remove.
11122 * final.c: Don't include dwarfout.h.
11123 * sdbout.c (sdbout_global_decl): New.
11124 (sdbout_debug_hooks): Update.
11125 * toplev.c: Don't include dwarfout.h.
11126 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11127 (note_deferral_of_defined_inline_function): Remove.
11128 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11129 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11130 * ch/lex.c: Don't include dwarfout.h.
11131 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11132 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11133 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11134 * cp/optimize.c: Include debug.h.
11135 (maybe_clone_body): Use debug hook.
11136 * cp/semantics.c: Include debug.h.
11137 (expand_body): Use debug hook.
11138 * po/POTFILES.in: Remove dwarfout.h.
11140 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11142 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11143 * c-parse.in (yyerror, _yylex): Similarly.
11144 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11145 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11147 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11148 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11150 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11152 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11153 in-class declaration at -g1. Fixes c++/2814.
11155 2001-07-18 Richard Henderson <rth@redhat.com>
11157 * doc/md.texi (reload_in/out): Document restrictions in predicates
11158 and constraints for these patterns. Document empty string matching
11161 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11163 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11165 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11167 * cse.c: Undo my previous patch.
11169 2001-07-18 Tom Tromey <tromey@redhat.com>
11172 * configure: Rebuilt.
11173 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11175 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11177 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11178 Jan Hubicka <jh@suse.cz>
11180 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11181 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11182 * jump.c (mark_jump_label): Do not forward branches.
11184 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11186 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11187 when return value is unused.
11189 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11191 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11193 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11195 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11196 on error. We can't blindly return the result of
11197 pthread_mutex_trylock because it returns a positive number on
11198 error, while we must return -1 on error.
11199 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11201 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11203 2001-07-18 Andreas Jaeger <aj@suse.de>
11205 * integrate.c (output_inline_function): Correct type of debug_hooks.
11207 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11209 * combine.c (combine_simplify_rtx): DIV can be treated
11210 associatively for floats if unsafe math optimisations are enabled.
11212 2001-07-17 Richard Henderson <rth@redhat.com>
11214 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11216 2001-07-17 Richard Henderson <rth@redhat.com>
11218 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11219 don't force the function address into a register.
11220 (expand_call, emit_library_call_value_1): Update callers.
11221 * builtins.c (expand_builtin_apply): Likewise.
11222 * expr.h (prepare_call_address): Update decl.
11224 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11226 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11228 * config/i386/chorus.h: Move up.
11229 * config/sparc/chorus.h: Likewise.
11230 * config/rs6000/chorus.h: Likewise.
11231 * config/chorus.h: Moved here.
11233 2001-07-17 Andreas Schwab <schwab@suse.de>
11235 * configure.in (assembler eh_frame optimization): Handle big
11237 * configure: Regenerated.
11239 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11241 * expr.c (epxand_expr): Convert divisions into multiplications by
11242 reciprocals if -ffast-math.
11244 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11246 * dbxout.c (dbxout_really_begin_function): Rename to
11247 dbxout_begin_function.
11248 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11249 (dbxout_begin_function): Remove.
11250 (dbxout_function): Update.
11251 (dbxout_source_line): Update prototype.
11252 * dbxout.h (dbxout_begin_function): Remove.
11253 * debug.c (do_nothing_debug_hooks): Update.
11254 (debug_nothing_tree): Update.
11255 (debug_nothing_charstar_rtx): Remove.
11256 * debug.h (union tree_node): Declare.
11257 (struct rtx_def): Remove.
11258 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11259 begin_function. Change source_line prototype.
11260 (debug_nothing_tree): New.
11261 (debug_nothing_charstar_rtx): Delete.
11262 (dwarf2out_begin_prologue): Moved from ...
11263 * tree.h: ... here.
11264 * dwarf2out.c (dwarf2_debug_hooks): Update.
11265 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11266 debug info, call dwarf2out_source_line.
11267 (dwarf2out_souce_line): Update prototype.
11268 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11269 Change prototype, make static.
11270 (dwarfout_source_line): Update prototype.
11271 (dwarf_debug_hooks): Update.
11272 * dwarfout.h (dwarfout_begin_function): Remove.
11273 * final.c (final_start_function, final_scan_insn): Use appropriate
11274 debug hooks, update to use notice_source_line.
11275 (output_source_line): Rename notice_source_line. Don't call the
11276 source_line debug hook.
11277 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11278 make static, update prototype.
11279 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11281 (sdbout_end_prologue): New.
11282 (sdbout_source_line): Update prototype.
11283 (sdbout_debug_hooks): Update.
11284 (sdbout_symbol): Remove unused var.
11285 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11287 * varasm.c: Include debug.h.
11288 (assemble_start_function): Use begin_function debug_hook.
11289 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11290 update with prototype.
11291 (xcoffout_source_line): Update prototype.
11292 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11294 (xcoffout_source_line): Update prototype.
11296 2001-07-17 Richard Henderson <rth@redhat.com>
11298 * c-typeck.c (build_binary_op): Do not shorten unsigned
11299 right shift after sign extension.
11301 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11303 * combine.c (combine_simplify_rtx): Attempt to simplify
11304 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11306 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11307 (simplify_binary_operation, simplify_unary_operation,
11308 simplify_relational_operation): Use it.
11310 * combine.c (combine_simplify_rtx): Don't do associative law
11311 on divisions; allow associative law on floats.
11313 2001-07-17 H.J. Lu <hjl@gnu.org>
11314 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11316 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11317 ASM_OUTPUT_WEAK_ALIAS are defined.
11318 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11319 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11321 * config/mips/iris5.h: ... here.
11322 (HANDLE_SYSV_PRAGMA): Defined as 1.
11323 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11324 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11327 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11329 * c-parse.in (all_prefix_attributes): New variable.
11330 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11331 (maybe_resetattrs): New production.
11332 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11333 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11334 notype_initdcl, nested_function, notype_nested_function,
11335 component_decl, components, components_notype,
11336 component_declarator, component_notype_declarator,
11337 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11338 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11339 after a comma being applied to more than one declarator.
11340 * doc/extend.texi (Attribute Syntax): Update. Remove
11341 documentation of bugs that are no longer present.
11343 2001-07-13 Eric Christopher <echristo@redhat.com>
11345 * config/mips/mips.h: Change TUNE_MIPS* options to use
11347 (EXTRA_SPECS): Add cc1_cpu_spec.
11348 * config/mips/mips.md (muldf3): Fix typo.
11350 2001-07-16 Richard Henderson <rth@redhat.com>
11352 * config/m68k/m68k.c: Include expr.h and reload.h.
11353 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11354 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11356 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11357 Richard Henderson <rth@redhat.com>
11359 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11360 (insn_live_p): Fix fall off end of function.
11361 (dead_libcall_p): Remove COUNTS argument; update callers.
11362 (delete_trivially_dead_insns): Remove unused variables.
11364 2001-07-17 Andreas Jaeger <aj@suse.de>
11366 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11367 x86-64 pic support.
11369 * lcm.c (optimize_mode_switching): Avoid warning for unused
11370 variable if !NORMAL_MODE.
11372 * flow.c (try_crossjump_to_edge): Remove unused variable.
11374 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11376 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11377 atexit declaration in stdlib.h.
11379 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11381 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11383 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11385 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11386 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11387 do rebuild_jump_labels instead of jump_optimize
11388 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11389 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11390 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11392 * flow.c: Include timevar.h
11393 (find_basic_block): Push/pop timevar;
11394 (cleanup_cfg): Likewise.
11395 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11396 * Makefile: Add dependencies on timevar.h
11398 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11399 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11401 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11402 * toplev.c (rest_of_compilation): Update calls.
11403 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11404 (delete_trivially_dead_insns): ... here; accept new argument
11405 preserve_basic_blocks; preserve basic blocks if set.
11407 * reg-stack.c (stack_regs_mentioned): Return 0 if
11408 stack_regs_mentioned_data is not initialized.
11409 (reg_to_stack): Make stack_regs_mentioned survive after the
11410 reg-stack is completted; do not call cleanup_cfg.
11411 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11412 make cleanup_cfg after bb-reorder to output to debug file.
11414 2001-07-16 Richard Henderson <rth@redhat.com>
11416 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11417 from int_reg_class_contents.
11419 2001-07-16 Richard Henderson <rth@redhat.com>
11421 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11422 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11423 (init_reg_sets_1): Move initialization from cse_main.
11424 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11425 (cse_main): Move its initialization also.
11426 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11427 * flow.c (propagate_one_insn): Likewise.
11428 * gcse.c (compute_hash_table): Likewise.
11429 (compute_kill_rd, compute_store_table): Likewise.
11430 * sched-deps.c (sched_analyze_1): Likewise.
11432 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11434 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11437 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11439 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11440 in if statement so we don't access undefined memory.
11442 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11444 * gcse.c: Update comment at top.
11445 Update comment on mem handling.
11446 mem_last_set, mem_first_set, mem_set_in_block: gone.
11447 Declaration of reg_set_info: gone.
11448 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11449 pointless with load_killed_in_block_p (they are *more*
11450 conservative then it, not less, and less accurate).
11451 (oprs_not_set_p): Ditto.
11452 (alloc_gcse_mem): Don't allocate mem_set_in_block
11453 (free_gcse_mem): Don't free it, either.
11454 (record_last_mem_set_info): Update comment in front, remove
11455 mem_*set_* stuff. Note the reason we don't handle stores directly
11457 (compute_hash_table): Update comments to reflect reality. Remove
11458 mem_*set_* references.
11459 (reset_opr_set_tables): Remove mem_*set_* references.
11460 (mark_call): Ditto.
11461 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11462 (mark_clobber): Ditto (on both parts, we double set here too).
11463 (expr_killed_p): Remove mem_set_in_block test.
11464 (compute_transp): Remove mem_set_in_block test.
11466 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11467 of edge, and removal of phi alternative to dump file.
11468 (ssa_ccp_substitute_constants): Add note about register now being
11469 constant, and which uses were replaced in what insns to dump file.
11471 2001-07-16 Andreas Jaeger <aj@suse.de>
11473 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11474 variables of type HOST_WIDEST_INT.
11476 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11477 (__bb_exit_func): Correct type of count_max to avoid overflow.
11478 (num_digits): Handle long long argument.
11480 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11482 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11484 * output.h (sdb_begin_function_line): Restore as an extern
11486 * sdbout.c (sdb_begin_function_line): Make extern.
11488 2001-07-15 Richard Henderson <rth@redhat.com>
11490 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11491 * genrecog.c (maybe_both_true_mode): New.
11492 (maybe_both_true_2): Use it.
11493 (write_switch): Don't put Pmode in a switch.
11494 * rtl.c (mode arrays): Don't explicitly size them.
11496 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11498 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11499 handling; move unconditional splitting before mode switching.
11501 * i386.md (type): Add fistp type.
11502 (i387, length_attr, scheduling definitions): Handle this type.
11503 (fix_trunc?f?i2): Revamp to use mode switching.
11504 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11505 * i386.h (fp_cw_mode): New enum
11506 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11507 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11509 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11511 * Makefile.in (integrate.o): Add debug.h.
11512 * integrate.c (debug.h): Add.
11513 (output_inline_function): Save, reset, and restore debug_hooks.
11515 2001-07-15 Richard Henderson <rth@redhat.com>
11517 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11518 instead of COMPARE for the EQUIV expression.
11520 2001-07-15 Richard Henderson <rth@redhat.com>
11522 * flow.c (redirect_edge_and_branch_force): Initialize
11523 global_live_at_start and global_live_at_end.
11524 (allocate_bb_life_data): Export.
11525 * basic-block.h (allocate_bb_life_data): Declare.
11526 * toplev.c (rest_of_compilation): Call it.
11528 2001-07-15 Richard Henderson <rth@redhat.com>
11530 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11531 (alpha_tablejump_best_label): New.
11532 * config/alpha/alpha-protos.h: Declare them.
11533 * config/alpha/alpha.md: Use braced strings for code blocks.
11534 (tablejump_osf): Break out add with r29.
11535 (tablejump_osf_internal): Remove.
11536 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11537 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11539 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11541 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11544 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11546 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11547 (ix86_fp_jump_nontrivial_p): New.
11548 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11549 use ix86_fp_jump_nontrivial_p.
11550 * i386.c (ix86_fp_jump_nontrivial_p): New.
11551 (ix86_split_fp_branch): Accept code instead of rtx.
11552 (ix86_expand_compare): Expand comparison early in case
11553 doing so is resonably cheap.
11555 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11557 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11559 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11560 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11562 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11564 * dbxout.c (dbxout_source_line): Make static, update prototype.
11565 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11566 (dbxout_init, dbxout_finish, dbxout_source_line,
11567 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11568 * dbxout.h (dbxout_source_line): Delete.
11569 * debug.c (debug_nothing_file, debug_nothing_file_int,
11570 debug_nothing_file_charstar_rtx): New.
11571 (do_nothing_debug_hooks): Update.
11572 (debug_nothing_void, debug_nothing_charstar_rtx,
11573 dwarf2out_end_epilogue): New.
11574 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11575 * debug.h (struct rtx_def): Declare.
11576 (gcc_debug_hooks): New hooks source_line, end_epilogue
11578 (debug_nothing_void, debug_nothing_charstar_rtx,
11579 dwarf2out_end_epilogue): New.
11580 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11581 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11582 (dwarf2_debug_hooks): Update.
11583 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11584 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11585 * dwarf2out.h (dwarf2out_source_line): Remove.
11586 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11587 Make static, update prototype.
11588 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11589 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11590 (dwarf_debug_hooks): Update.
11591 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11592 dwarfout_end_function): Remove.
11593 * final.c (profile_function): Use debug hooks for ending functions
11595 (output_source_line, final_end_function): Update prototype,
11597 (final_start_function, final_scan_insn): Update.
11598 * output.h (sdb_begin_function_line): Remove.
11599 (final_end_function): Update prototype.
11600 * sdbout.c (sdb_begin_function_line): Make static.
11601 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11602 (sdbout_source_line): New.
11603 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11605 (sdb_debug_hooks): Update.
11606 (sdbout_init, sdbout_source_line,
11607 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11608 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11609 * toplev.c (compile_file, rest_of_compilation): Update.
11610 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11611 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11612 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11613 Update for prototype changes.
11614 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11615 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11617 2001-07-15 Richard Henderson <rth@redhat.com>
11619 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11620 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11621 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11622 * config/alpha/alpha.c: Likewise.
11623 * config/alpha/alpha.md: Likewise.
11624 * config/alpha/alpha32.h: Likewise.
11625 * config/alpha/vms.h: Likewise.
11626 (OPEN_VMS): Remove.
11628 2001-07-14 Richard Henderson <rth@redhat.com>
11630 * config/alpha/alpha.md: Use define_constants for unspec values.
11631 Substitute throughout.
11633 2001-07-14 Tim Josling <tej@melbpc.org.au>
11635 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11637 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11639 * pa.md: Remove unused constraints from define_split's.
11641 2001-04-14 Richard Henderson <rth@redhat.com>
11643 * ifcvt.c (find_cond_trap): Test for exit block.
11645 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11647 Re-install recently reverted patch.
11648 * emit-rtl.c (try_split): Update mark_jump_label call.
11649 * flow.c (find_sub_basic_blocks): Likewise.
11650 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11651 jump_back_p): Kill.
11652 (mark_all_labels): Kill second parameter.
11653 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11654 (rebuild_jump_labels, jump_optimize_minimal): Update call
11655 of jump_optimize_1.
11656 (jump_optimize_1): Kill crossjumping code.
11657 (mark_jump_label): Kill cross_jump parameter.
11658 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11659 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11660 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11662 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11664 (dump_file_info): Likewise.
11665 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11666 reorganize passes to do reg-stack first, bb-reorder second.
11667 * invoke.texi (-d letters doc): Remove the jump2 pass.
11669 2001-07-14 Richard Henderson <rth@redhat.com>
11671 * ifcvt.c (find_cond_trap): New.
11672 (find_if_header): Call it.
11673 (merge_if_block): Relax existing jump sanity check.
11674 * jump.c (jump_optimize_1): Remove conditional trap handling.
11676 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11678 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11680 (insn_refs_are_delayed): Correct comment.
11681 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11682 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11683 instead of r31. Make associated insn !TARGET_64BIT, and
11684 provide an additional 64-bit insn that clobbers r2.
11685 (divsi3): Likewise.
11686 (udivsi3): Likewise.
11687 (modsi3): Likewise.
11688 (umodsi3): Likewise.
11690 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11692 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11694 * flow.c (redirect_edge_and_branch_force, split_edge,
11695 try_crossjump_to_edge): Use set_block_for_new_insns.
11696 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11698 2001-07-13 H.J. Lu (hjl@gnu.org)
11700 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11703 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11705 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11707 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11709 * c-common.c (decl_attributes): Take a pointer to the node to
11710 which attributes are to be attached, and a flags argument.
11711 * c-common.h (enum attribute_flags): New.
11712 (decl_attributes): Update prototype.
11713 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11714 finish_enum, start_function): Update calls to decl_attributes.
11715 * c-parse.in (component_declarator, component_notype_declarator,
11716 label): Update calls to decl_attributes.
11718 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11720 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11721 * config/avr/avr.c (legitimate_address_p): Return value changed
11722 from letter to register classes. For better debugging.
11724 2001-07-13 Kazu Hirata <kazu@hxi.com>
11726 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11728 2001-07-13 H.J. Lu (hjl@gnu.org)
11730 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11732 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11734 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11735 correctly for shared configurations.
11736 * config/t-libgcc-pic: New.
11737 * config/{i386,m68k,sparc}/t-openbsd: New.
11738 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11739 Support -shared. Support debugging libraries with -g.
11740 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11741 frame information does not emit pointer diffs.
11742 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11743 emit pointer diffs.
11745 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11747 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11749 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11751 * combine.c (try_combine): Ensure const_int pow2 is positive.
11753 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11755 * config.gcc: Add configuration for s/390.
11756 * config/s390/s390.c: New. Subroutines for code generation.
11757 * config/s390/s390.h: New. Definitions for s/390.
11758 * config/s390/s390-protos.h: New. Prototypes.
11759 * config/s390/linux.h: New. Definitions for linux for s/390.
11760 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11761 * config/s390/t-linux: New. Makefile fragment.
11762 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11763 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11765 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11767 * emit-rtl.c (try_split): Update mark_jump_label call.
11768 * flow.c (find_sub_basic_blocks): Likewise.
11769 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11770 jump_back_p): Kill.
11771 (mark_all_labels): Kill second parameter.
11772 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11773 (rebuild_jump_labels, jump_optimize_minimal): Update call
11774 of jump_optimize_1.
11775 (jump_optimize_1): Kill crossjumping code.
11776 (mark_jump_label): Kill cross_jump parameter.
11777 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11778 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11779 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11781 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11783 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11784 reorganize passes to do reg-stack first, bb-reorder second.
11785 * invoke.texi (-d letters doc): Remove the jump2 pass.
11787 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11789 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11791 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11793 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11795 (verify_flow_info): Make diagnostics prettier.
11797 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11799 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11801 * flow.c (outgoing_edges_match): Return early if condition reversal
11804 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11806 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11807 (mips_move_2words): When splitting a move into two instructions,
11808 prefix the second address operand with '%D'.
11810 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11812 * Makefile.in (final.o): Depend on debug.h.
11813 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11814 (dbx_debug_hooks): Add new hooks.
11815 (xcoff_debug_hooks): New.
11816 * debug.c (debug_nothing_file_int_int): New.
11817 (do_nothing_debug_hooks): Update.
11818 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11819 (debug_nothing_file_int_int): New.
11820 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11821 static, update prototype.
11822 (dwarf2_debug_hooks): Update.
11823 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11824 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11825 static, update prototype.
11826 (dwarf_debug_hooks): Update.
11827 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11828 * final.c: Include debug.h.
11829 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11830 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11831 static, update prototype.
11832 (sdb_debug_hooks): Update.
11833 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11834 * toplev.c: Distinguish between xcoff and dbx.
11836 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11837 Call all debug hooks, not just dwarf ones.
11839 2001-07-11 Timothy Wall <twall@redhat.com>
11841 * config.gcc: Add configuration for AIX5/IA64.
11842 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11843 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11844 support prefix/suffix code.
11845 * config/ia64/t-aix: New. Makefile fragment.
11846 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11848 2001-07-11 Kazu Hirata <kazu@hxi.com>
11850 * recog.c (validate_change): Fix a comment typo.
11852 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11854 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11855 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11857 * dbxout.c (dbx_debug_hooks): Add new hooks.
11858 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11860 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11862 * dbxout.h (dbxout_start_new_source_file,
11863 dbxout_resume_previous_source_file): Delete.
11864 * debug.c (do_nothing_debug_hooks): Add new hooks.
11865 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11866 (debug_nothing_int_charstar, debug_nothing_int): New.
11867 * debug.h (gcc_debug_hooks): New hooks define, undef,
11868 start_source_file and end_source_file.
11869 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11870 (debug_nothing_int_charstar, debug_nothing_int): New.
11871 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11872 the conditionally compiled section.
11873 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11874 dwarf2out_define, dwarf2out_undef): Make static.
11875 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11876 dwarf2out_define, dwarf2out_undef): Remove.
11877 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11878 (dwarfout_start_source_file, dwarfout_end_source_file,
11879 dwarfout_define, dwarfout_undef): Make static.
11880 (dwarfout_start_source_file_check,
11881 dwarfout_end_source_file_check): New.
11882 (dwarfout_define, dwarfout_finish): Update.
11883 * dwarfout.h (dwarfout_start_new_source_file,
11884 dwarfout_resume_previous_source_file, dwarfout_define,
11885 dwarfout_undef): Remove.
11886 * sdbout.c (sdb_debug_hooks): Add new hooks.
11887 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11889 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11890 make static, take an arg.
11891 * sdbout.h (sdbout_start_new_source_file,
11892 sdbout_resume_previous_source_file): Delete.
11893 * toplev.c (debug_start_source_file, debug_end_source_file,
11894 debug_define, debug_undef): Delete.
11895 * toplev.h (debug_start_source_file, debug_end_source_file,
11896 debug_define, debug_undef): Delete.
11898 * java/jcf-parse.c: Include debug.h.
11899 (parse_class_file): Update to use debug hooks directly.
11900 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11902 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11904 * alias.c (set_mem_alias_set): New function.
11905 * rtl.h (set_mem_alias_set): Declare it.
11906 * builtins.c (expand_builtin_return_addr): Call it instead of
11907 using MEM_ALIAS_SET accessor.
11908 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11909 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11910 (expand_builtin_va_copy):Likewise.
11911 * caller-save.c (setup_save_areas): Likewise.
11912 * calls.c (compute_argument_addresses): Likewise.
11913 * explow.c (set_mem_attributes): Likewise.
11914 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11915 (expand_assignment, store_constructor_field, store_field): Likewise.
11916 (expand_expr_unaligned): Likewise.
11917 * function.c (assign_stack_temp_for_type): Likewise.
11918 (put_reg_into_stack, gen_mem_addressof): Likewise.
11919 * ifcvt.c (noce_try_cmove_arith): Likewise.
11920 * reload1.c (reload, alter_reg): Likewise.
11921 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11922 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11923 (alpha_expand_unaligned_store): Likewise
11924 (alpha_expand_unaligned_load_words): Likewise.
11925 (alpha_expand_unaligned_store_words): Likewise.
11926 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11927 (alpha_expand_epilogue): Likewise.
11928 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11929 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11930 * config/i386/i386.c (legitimize_pic_address): Likewise.
11931 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11932 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11933 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11934 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11935 * config/mips/mips.c (mips_va_arg): Likewise.
11936 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11937 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11938 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11939 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11940 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11941 (rs6000_emit_epilogue): Likewise.
11942 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11943 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11944 * config/v850/v850.c (v850_va_arg): Likewise.
11946 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11948 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11949 when fallthru edge is present.
11950 (mege_blocks): Handle case where creation of jump insn
11953 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11954 CLEANUP_POST_REGSTACK): New constants.
11955 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11956 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11957 * output.h (cleanup_cfg): Update prototype.
11958 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11959 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11960 cleanup_cfg call; kill missleading comment.
11961 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11962 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11963 parameter; control optimizations performed using it.
11964 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11965 try_crossjump_bb): New functions.
11967 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11969 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11971 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11972 pa_output_function_prologue.
11973 * pa-protos.h (pa_output_function_prologue): New prototype.
11975 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11977 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11978 and low to get correct sign extension in low+high test.
11980 2001-07-11 Janis Johnson <janis@us.ibm.com>
11982 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11983 for large hit count.
11985 * profile.c (branch_prob): Fix .bbg info for computed gotos
11988 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11990 * stmt.c (parse_output_constraint): New function, split out
11992 (expand_asm_operands): ... here. Use parse_output_constraint.
11993 * tree.h (parse_output_constraint): Declare it.
11995 2001-07-11 Richard Henderson <rth@redhat.com>
11997 * bitmap.c: Comment some functions; fiddle whitespace.
11998 (bitmap_free): Don't export.
11999 (bitmap_element_allocate): Use memset.
12000 * bitmap.h (bitmap_free): Don't declare.
12002 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12004 * gcse.c, lcm.c, sched-deps.c:
12005 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12007 * flow.c (flow_loops_find): Free dom if we found no loops, since
12008 we aren't going to save it.
12010 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12013 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12015 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12017 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12019 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12020 #ifndef DWARF2_DEBUGGING_INFO.
12022 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12024 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12026 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12028 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12029 reverse a branch if a NE comparison is implemented with GTU.
12031 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12032 H.J. Lu <hjl@gnu.org>
12034 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12035 constant addresses.
12036 (call_internal2): Likewise.
12037 (call_value_internal1): Likewise.
12038 (call_value_internal2): Likewise.
12039 (call_value_multiple_internal1): Likewise.
12040 (call_value_multiple_internal2): Likewise.
12042 2001-07-10 Kazu Hirata <kazu@hxi.com>
12044 * calls.c (emit_library_call_value_1): Fix a comment typo.
12045 * dwarf2out.c (mem_loc_descriptor): Likewise.
12046 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12048 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12050 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12052 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12054 * recog.c (offsettable_address_p): Handle LO_SUM case.
12055 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12056 instead of plus_constant.
12058 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12060 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12061 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12063 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12065 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12066 adjust_address_nv instead of plus_constant.
12068 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12070 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12071 dwarf2out.o): Depend on debug.h, wrap long lines.
12072 * dbxout.c: Include debug.h.
12073 (dbx_debug_hooks): New.
12074 (dbxout_init): Make static, take just 2 args.
12075 (dbxout_finish): Make static.
12076 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12077 * debug.c: New file.
12078 * debug.h: New file.
12079 * dwarf2out.c: Include debug.h.
12080 (dwarf2_debug_hooks): New.
12081 (dwarf2out_init): Make static.
12082 (dwarf2out_finish): Make static, take 2 args.
12083 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12084 * dwarfout.c: Include debug.h.
12085 (dwarf_debug_hooks): New.
12086 (dwarfout_init): Make static.
12087 (dwarfout_finish): Make static, take 2 args.
12088 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12089 * sdbout.c: Include debug.h.
12090 (sdb_debug_hooks): New.
12091 (sdbout_init): Make static, take 2 args.
12092 * sdbout.h (sdbout_init): Delete.
12093 * toplev.c: Include debug.h.
12094 (debug_hooks): New.
12095 (compile_file): Set deubg_hooks based on command line options.
12096 Use the hooks unconditionally rather than conditional compilation.
12098 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12100 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12101 first_insn_after_basic_block_note instead.
12103 * df.c (df_bb_refs_unlink): #if 0 out for now.
12105 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12107 * ssa.h: Add prototype for ssa_const_prop
12108 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12109 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12110 (ssa_fast_dce): Remove unused variable
12112 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12114 * diagnostic.c (finish_diagnostic): Rename to
12115 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12118 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12120 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12123 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12124 (dump_file): Only pad the demangled name with spaces if the
12125 mangled name was padded with spaces.
12127 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12129 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12132 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12134 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12135 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12136 EXPAND_INITIALIZER.
12138 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12139 whether can put offset inside LO_SUM to check mode alignment, not size.
12141 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12143 * doc/tm.texi (Misc): Fix thinko.
12145 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12147 * regmove.c (replace_in_call_usage): Fix warnings.
12148 * sched-deps.c (add_dependence): Fix warnings.
12149 * simplify-rtx.c (simplify_subreg): Likewise.
12150 Return NULL_RTX instead of NULL.
12152 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12153 (subst_asm_stack_regs): Likewise.
12155 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12158 * dwarf2out.c (output_call_frame_info): Declare i as int.
12159 (build_abbrev_table): Declare n_alloc as int.
12160 (dwarf2out_finish): Initialize die.
12161 * except.c: Declare sjlj_funcdef_number as unsigned.
12162 (connect_post_landing_pads): Declare j as unsigned.
12163 (convert_to_eh_region_ranges): Initialize call_site.
12164 (output_function_exception_table): Initialize tt_format_size.
12165 * expr.c (move_by_pieces_1): Initialize to1.
12166 (store_constructor): Initialize minelt and maxelt.
12167 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12168 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12170 * c-decl.c (combine_parm_decls): Unused, remove.
12171 * c-tree.h: Remove prototype for combine_parm_decls.
12173 * reload.c (push_reload): Fix warning.
12174 (regno_clobbered_p): Likewise.
12175 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12176 (reload_combine): Likewise.
12178 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12179 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12181 * bitmap.c (bitmap_operation): Change user.
12182 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12184 2001-07-10 Eric Christopher <echristo@redhat.com>
12186 * config/mips/mips.c (override_options): Fix typo.
12188 2001-07-09 Stan Shebs <shebs@apple.com>
12190 * target.h (struct gcc_target): New fields init_builtins and
12192 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12193 (TARGET_EXPAND_BUILTIN): New macro.
12194 (TARGET_INITIALIZER): Add them.
12195 * builtins.c: Include target.h.
12196 (expand_builtin): Use targetm.expand_builtin.
12197 (default_init_builtins): New function.
12198 (default_expand_builtin): New function.
12199 * expr.h (default_init_builtins): Declare.
12200 (default_expand_builtin): Declare.
12201 * c-common.c (c_common_nodes_and_builtins): Use
12202 targetm.init_builtins.
12203 * defaults.h (MD_INIT_BUILTINS): Remove.
12204 * Makefile.in (builtins.o): Depend on target.h.
12206 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12207 (TARGET_EXPAND_BUILTIN): Define.
12208 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12209 (MD_EXPAND_BUILTIN): Remove.
12211 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12212 (TARGET_EXPAND_BUILTIN): Define.
12213 (c4x_init_builtins): Make endlink arg a local.
12214 (c4x_print_operand): Fix typos in adjust_address usages.
12215 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12216 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12217 (MD_EXPAND_BUILTIN): Remove.
12219 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12220 (TARGET_EXPAND_BUILTIN): Define.
12221 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12222 (ix86_init_builtins): Call new function only if TARGET_MMX.
12223 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12224 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12225 (MD_EXPAND_BUILTIN): Remove.
12227 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12228 (TARGET_EXPAND_BUILTIN): Define.
12229 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12230 (MD_EXPAND_BUILTIN): Remove.
12232 * doc/tm.texi: Document these changes.
12234 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12236 * basic-block.h (tree_node): Forward declare if needed.
12237 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12238 (BLOCK_HEAD_TREE): Define.
12239 (BLOCK_END_TREE): Define.
12240 (struct loops): Rename field 'tree' to 'tree_root'.
12241 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12243 (flow_loops_tree_build): Rename reference to field 'tree' to
12245 (flow_loops_level_compute): Ditto.
12246 * predict.c (estimate_bb_frequencies): Ditto.
12247 * tree.h (struct tree_common): Add field 'aux'.
12249 2001-07-09 Stan Shebs <shebs@apple.com>
12251 * config/darwin.c (darwin_encode_section_info): Don't mark any
12252 DECL_EXTERNAL node as defined.
12254 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12256 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12257 pa_free_machine_status, hppa_init_pic_save): Delete.
12258 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12259 (hppa_profile_hook): Use hppa_pic_save_rtx.
12260 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12261 hppa_init_pic_save): Delete.
12262 (hppa_pic_save_rtx): Declare.
12263 * pa.md (call, call_value, sibcall, sibcall_value,
12264 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12266 2001-07-09 Kazu Hirata <kazu@hxi.com>
12268 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12269 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12271 2001-07-09 Andreas Jaeger <aj@suse.de>
12273 * output.h: Add declaration of final_forward_branch_p.
12275 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12277 * varray.c: Include errors.h for internal_error and trim_filename
12280 * Makefile.in (varray.o): Add errors.h.
12282 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12284 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12285 * optabs.c (have_add2_insn): Check whether the add insn chosen
12286 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12287 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12289 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12291 * Makefile.in (OBJS): Add ssa-ccp.o
12292 (ssa-ccp.o): Add dependencies.
12293 * toplev.c (DFI_ssa_ccp): New dump file enum.
12294 (dump_file): Add entry for dumping after SSA CCP.
12295 (flag_ssa_ccp): New flag variable.
12296 (f_options): Add -fssa-ccp.
12297 (rest_of_compilation): Run SSA CCP if requested.
12298 * timevar.def (TV_SSA_CCP): New timevar.
12299 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12300 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12301 Fix minor typo in SSA DCE documentation.
12302 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12303 Add documentation for new dump option. Renumber dump files
12306 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12308 * emit-rtl.c (gen_highpart_mode): New.
12309 * rtl.h (gen_highpart_mode): Declare.
12310 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12311 operand can be VOIDmode constant.
12313 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12315 * flow.c (redirect_edge_and_branch_force): New.
12316 (can_fallthru): Ensure that basic blocks are succeeding.
12317 (try_optimize_cfg): Do not delete basic block if it is the last one.
12319 * flow.c (try_redirect_by_replacing_jump): Do not remove
12320 jumps with side effects, unlink chain on fallthru edge;
12321 set block for new jump instruction; avoid basic block to
12322 over by line number note.
12324 * flow.c (try_simplify_condjump): Verify that the condjump
12325 is not always falling through.
12328 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12330 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12331 (try_redirect_by_replacing_jump): Update properly the count
12332 and frequency information.
12334 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12336 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12337 address that is a LO_SUM specially.
12338 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12340 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12342 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12343 (operand_subword): Use them.
12344 (change_address_1): Renamed from change_address; new arg VALIDATE.
12345 * expr.h: Reflect above changes; change_address now macro.
12346 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12348 * cselib.c (add_mem_for_addr): Likewise.
12349 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12350 * regmove.c (try_apply_stack_adjustment): Likewise.
12351 * reload.c (push_reload, make_memloc): Likewise.
12352 * reload1.c (eliminate_regs): Likewise.
12353 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12354 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12356 * combine.c (make_extraction, simplify_shift_const): Likewise.
12357 (gen_lowpart_for_combine): Likewise.
12358 * cse.c (gen_lowpart_if_possible): Likewise.
12359 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12360 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12361 * optabs.c (gen_move_insn): Likewise.
12362 * reload1.c (alter_reg): Likewise.
12363 * simplify-rtx.c (simplify_subreg): Likewise.
12364 * stmt.c (expand_anon_union_decl): Likewise.
12365 * recog.c (validate_replace_rtx_1): Likewise.
12367 * Makefile.in (recog.o): Add $(EXPR_H).
12368 * explow.c (stabilize): Call replace_equiv_address.
12369 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12370 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12372 2001-07-03 Andrew Haley <aph@redhat.com>
12374 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12375 the mode of the memory location.
12377 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12379 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12381 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12383 * final.c (output_addr_const): Use target opening and
12384 closing parentheses.
12385 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12386 defaults, add to TARGET_ASM_OUT.
12387 * target.h (struct gcc_target): Add open_paren and close_paren.
12388 * doc/md.texi: Update.
12389 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12390 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12391 TARGET_ASM_CLOSE_PAREN.
12392 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12394 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12396 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12397 * config/a29k/a29k.h: Similarly.
12398 * config/alpha/alpha.h: Similarly.
12399 * config/arc/arc.h: Similarly.
12400 * config/arm/aof.h: Similarly.
12401 * config/arm/aout.h: Similarly.
12402 * config/avr/avr.h: Similarly.
12403 * config/c4x/c4x.h: Similarly.
12404 * config/clipper/clipper.h: Similarly.
12405 * config/convex/convex.h: Similarly.
12406 * config/d30v/d30v.h: Similarly.
12407 * config/dsp16xx/dsp16xx.h: Similarly.
12408 * config/elxsi/elxsi.h: Similarly.
12409 * config/fr30/fr30.h: Similarly.
12410 * config/h8300/h8300.h: Similarly.
12411 * config/i370/i370.h: Similarly.
12412 * config/i386/i386.h: Similarly.
12413 * config/i860/i860.h: Similarly.
12414 * config/i960/i960.h: Similarly.
12415 * config/ia64/ia64.h: Similarly.
12416 * config/m32r/m32r.h: Similarly.
12417 * config/m68hc11/m68hc11.h: Similarly.
12418 * config/m68k/m68k.h: Similarly.
12419 * config/m88k/m88k.h: Similarly.
12420 * config/mcore/mcore.h: Similarly.
12421 * config/mips/mips.h: Similarly.
12422 * config/mn10200/mn10200.h: Similarly.
12423 * config/mn10300/mn10300.h: Similarly.
12424 * config/ns32k/ns32k.h: Similarly.
12425 * config/pa/pa.h: Similarly.
12426 * config/pdp11/pdp11.h: Similarly.
12427 * config/pj/pj.h: Similarly.
12428 * config/romp/romp.h: Similarly.
12429 * config/rs6000/rs6000.h: Similarly.
12430 * config/sh/sh.h: Similarly.
12431 * config/sparc/sparc.h: Similarly.
12432 * config/v850/v850.h: Similarly.
12433 * config/vax/vax.h: Similarly.
12434 * config/we32k/we32k.h: Similarly.
12436 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12438 * doc/c-tree.texi: Document representation of attributes.
12440 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12442 * doc/tm.texi: Update some places for the rename of target to
12445 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12447 * target.h (struct gcc_target): Add insert_attributes.
12448 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12449 (TARGET_INITIALIZER): Update.
12450 * tree.c, tree.h (default_insert_attributes): New function.
12451 Update comments on other default functions to refer to targetm,
12453 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12454 TARGET_INSERT_ATTRIBUTES.
12455 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12456 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12457 Don't use PRAGMA_INSERT_ATTRIBUTES.
12458 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12459 * c-decl.c (start_decl, start_function): Don't call
12460 SET_DEFAULT_DECL_ATTRIBUTES.
12461 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12462 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12464 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12465 (c4x_check_attribute): Avoid modifying attribute list itself.
12466 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12468 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12469 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12471 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12472 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12474 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12475 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12477 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12478 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12479 Adjust parameters. Make static.
12481 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12483 * c-common.c (decl_attributes): Only take a single attributes
12485 * c-common.h (decl_attributes): Update prototype.
12486 * c-decl.c (start_decl, start_function): Only take a single
12487 attributes parameter. Update calls to decl_attributes.
12488 (finish_struct, finish_enum): Update calls to decl_attributes.
12489 (push_parm_decl): Expect unified list of attributes. Update call
12490 to decl_attributes.
12491 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12492 notype_nested_function, component_declarator,
12493 component_notype_declarator, label): Update calls to
12495 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12496 lists that are passed to push_parm_decl.
12497 * c-tree.h (start_function, start_decl): Update prototypes.
12498 * config/sh/sh-protos.h, config/sh/sh.c
12499 (sh_pragma_insert_attributes): Only take a single attributes
12501 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12502 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12503 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12504 build_module_descriptor, generate_static_references,
12505 generate_strings, build_selector_translation_table,
12506 generate_descriptor_table, generate_protocols,
12507 generate_ivars_list, generate_dispatch_table,
12508 generate_protocol_list, generate_category,
12509 generate_shared_structures, really_start_method, add_objc_decls,
12510 generate_classref_translation_entry): Update calls to start_decl
12511 and start_function.
12512 (build_tmp_function_decl, start_method_def): Unify attribute lists
12513 that are passed to push_parm_decl.
12515 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12517 * final.c (no_asm_to_stream): New.
12518 (final_scan_insn): Use target structures for prologue ends
12519 and epilogue starts.
12520 * output.h (no_asm_to_stream): New.
12521 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12522 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12523 (TARGET_ASM_OUT): Update.
12524 * target.h (struct gcc_target): New members function_end_prologue
12525 and function_begin_epilogue.
12526 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12527 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12528 * config/alpha/alpha.c (output_end_prologue): Rename to
12529 alpha_output_function_end_prologue. Use in target struct
12531 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12532 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12533 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12534 ia64_output_function_end_prologue. Use in target struct
12536 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12537 mistyped prototypes.
12538 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12539 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12541 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12542 an use in target struct, make static.
12543 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12546 2001-07-08 Richard Henderson <rth@redhat.com>
12548 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12550 2001-07-08 Richard Henderson <rth@redhat.com>
12552 * config/i386/i386.md: Remove constraints strings from define_split
12553 and define_peephole2 patterns.
12554 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12555 (eh_return): Use them.
12557 2001-07-08 Richard Henderson <rth@redhat.com>
12559 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12560 Document MD_FALLBACK_FRAME_STATE_FOR.
12562 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12564 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12565 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12567 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12569 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12571 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12572 of the label inside NAME as opposed to just the end of NAME.
12574 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12576 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12577 * config/alpha/alpha.c (alpha_init_machine_status,
12578 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12579 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12580 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12581 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12583 2001-07-06 Stan Shebs <shebs@apple.com>
12585 * target.h (targetm): Rename global from "target", so as not to
12586 conflict with local variables.
12588 * c-typeck.c: Ditto.
12591 * cp/decl.c: Ditto.
12592 * cp/decl2.c: Ditto.
12593 * cp/typeck.c: Ditto.
12594 * 1750a/1750a.c: Ditto.
12595 * a29k/a29k.c: Ditto.
12596 * arc/arc.c: Ditto.
12597 * arm/arm.c: Ditto.
12598 * avr/avr.c: Ditto.
12599 * clipper/clipper.c: Ditto.
12600 * convex/convex.c: Ditto.
12601 * d30v/d30v.c: Ditto.
12602 * dsp16xx/dsp16xx.c: Ditto.
12603 * elxsi/elxsi.c: Ditto.
12604 * fr30/fr30.c: Ditto.
12605 * h8300/h8300.c: Ditto.
12606 * i370/i370.c: Ditto.
12607 * i386/i386.c: Ditto.
12608 * i860/i860.c: Ditto.
12609 * i960/i960.c: Ditto.
12610 * ia64/ia64.c: Ditto.
12611 * m32r/m32r.c: Ditto.
12612 * m68hc11/m68hc11.c: Ditto.
12613 * m68k/m68k.c: Ditto.
12614 * m88k/m88k.c: Ditto.
12615 * mips/mips.c: Ditto.
12616 * ns32k/ns32k.c: Ditto.
12618 * pdp11/pdp11.c: Ditto.
12619 * romp/romp.c: Ditto.
12620 * rs6000/rs6000.c: Ditto.
12622 * sparc/sparc.c: Ditto.
12623 * vax/vax.c: Ditto.
12624 * we32k/we32k.c: Ditto.
12625 * doc/tm.texi: Update the manual to match.
12627 2001-07-06 Richard Henderson <rth@redhat.com>
12629 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12630 DWARF2_UNWIND_INFO not just whether it is defined.
12632 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12634 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12635 call to simplify_binary_operation returns a new pattern.
12637 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12639 * glimits.h (__SHRT_MAX__): New.
12640 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12641 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12643 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12645 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12648 2001-07-06 Richard Henderson <rth@redhat.com>
12650 * bitmap.c (bitmap_release_memory): Move adjacent to the
12651 allocation functions.
12652 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12653 the implementation. Binary search for the set bit.
12654 (bitmap_union_of_diff): Allocate the temporary on the stack
12655 instead of using xmalloc.
12657 2001-07-06 Richard Henderson <rth@redhat.com>
12659 * genrecog.c (validate_pattern): Warn for constraints in
12660 define_{expand,split,peephole2}. Remove strict_low_part
12661 before looking up match_dup.
12663 2001-07-06 DJ Delorie <dj@redhat.com>
12665 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12666 chapter about various build hints and history. Add section
12667 talking about the various types of native and cross builds.
12669 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12671 * Makefile.in (final.o): Depend on target.h.
12672 * final.c: Include target.h.
12673 (default_function_pro_epilogue): New.
12674 (final_start_function): Use target structure for function prologues.
12675 (final_end_function): Use target structure for function epilogues.
12676 * fold-const.c (real_hex_to_f): Constify s and p.
12677 * output.h (default_function_pro_epilogue): New.
12678 * real.h (real_hex_to_f): Update prototype.
12679 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12680 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12681 (TARGET_INITIALIZER): Update.
12682 * target.h (gcc_target): Add struct asm_out.
12683 * doc/tm.texi: Update.
12686 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12687 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12688 in cpu/cpu.c, or rename old functions consistently. Take
12689 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12690 redundant macros and prototypes. Make new functions static.
12692 * 1750a/1750a.c: Similarly.
12693 * 1750a/1750a.h: Similarly.
12694 * a29k/a29k-protos.h: Similarly.
12695 * a29k/a29k.c: Similarly.
12696 * a29k/a29k.h: Similarly.
12697 * arc/arc-protos.h: Similarly.
12698 * arc/arc.c: Similarly.
12699 * arc/arc.h: Similarly.
12700 * arm/arm-protos.h: Similarly.
12701 * arm/arm.c: Similarly.
12702 * arm/arm.h: Similarly.
12703 * avr/avr-protos.h: Similarly.
12704 * avr/avr.c: Similarly.
12705 * avr/avr.h: Similarly.
12706 * clipper/clipper-protos.h: Similarly.
12707 * clipper/clipper.c: Similarly.
12708 * clipper/clipper.h: Similarly.
12709 * convex/convex.c: Similarly.
12710 * convex/convex.h: Similarly.
12711 * d30v/d30v-protos.h: Similarly.
12712 * d30v/d30v.c: Similarly.
12713 * d30v/d30v.h: Similarly.
12714 * d30v/d30v.md: Similarly.
12715 * dsp16xx/dsp16xx-protos.h: Similarly.
12716 * dsp16xx/dsp16xx.c: Similarly.
12717 * dsp16xx/dsp16xx.h: Similarly.
12718 * elxsi/elxsi.c: Similarly.
12719 * elxsi/elxsi.h: Similarly.
12720 * fr30/fr30.c: Similarly.
12721 * fr30/fr30.md: Similarly.
12722 * h8300/h8300-protos.h: Similarly.
12723 * h8300/h8300.c: Similarly.
12724 * h8300/h8300.h: Similarly.
12725 * i370/i370-protos.h: Similarly.
12726 * i370/i370.c: Similarly.
12727 * i370/i370.h: Similarly.
12728 * i386/i386.c: Similarly.
12729 * i386/osf1elf.h: Similarly.
12730 * i386/osfrose.h: Similarly.
12731 * i860/i860-protos.h: Similarly.
12732 * i860/i860.c: Similarly.
12733 * i860/i860.h: Similarly.
12734 * i960/i960-protos.h: Similarly.
12735 * i960/i960.c: Similarly.
12736 * i960/i960.h: Similarly.
12737 * ia64/ia64-protos.h: Similarly.
12738 * ia64/ia64.c: Similarly.
12739 * ia64/ia64.h: Similarly.
12740 * m32r/m32r-protos.h: Similarly.
12741 * m32r/m32r.c: Similarly.
12742 * m32r/m32r.h: Similarly.
12743 * m68hc11/m68hc11-protos.h: Similarly.
12744 * m68hc11/m68hc11.c: Similarly.
12745 * m68hc11/m68hc11.h: Similarly.
12746 * m68k/crds.h: Similarly.
12747 * m68k/dpx2.h: Similarly.
12748 * m68k/m68k-protos.h: Similarly.
12749 * m68k/m68k.c: Similarly.
12750 * m68k/m68k.h: Similarly.
12751 * m68k/news.h: Similarly.
12752 * m88k/m88k-protos.h: Similarly.
12753 * m88k/m88k.c: Similarly.
12754 * m88k/m88k.h: Similarly.
12755 * mips/mips-protos.h: Similarly.
12756 * mips/mips.c: Similarly.
12757 * mips/mips.h: Similarly.
12758 * ns32k/merlin.h: Similarly.
12759 * ns32k/ns32k.c: Similarly.
12760 * ns32k/ns32k.h: Similarly.
12761 * ns32k/tek6000.h: Similarly.
12762 * pa/pa-protos.h: Similarly.
12763 * pa/pa.c: Similarly.
12764 * pa/pa.h: Similarly.
12765 * pdp11/2bsd.h: Similarly.
12766 * pdp11/pdp11-protos.h: Similarly.
12767 * pdp11/pdp11.c: Similarly.
12768 * pdp11/pdp11.h: Similarly.
12769 * romp/romp-protos.h: Similarly.
12770 * romp/romp.c: Similarly.
12771 * romp/romp.h: Similarly.
12772 * rs6000/rs6000-protos.h: Similarly.
12773 * rs6000/rs6000.c: Similarly.
12774 * rs6000/rs6000.h: Similarly.
12775 * rs6000/sysv4.h: Similarly.
12776 * sh/sh-protos.h: Similarly.
12777 * sh/sh.c: Similarly.
12778 * sh/sh.h: Similarly.
12779 * sparc/sparc-protos.h: Similarly.
12780 * sparc/sparc.c: Similarly.
12781 * sparc/sparc.h: Similarly.
12782 * vax/vax.c: Similarly.
12783 * vax/vax.h: Similarly.
12784 * vax/vms.h: Similarly.
12785 * we32k/we32k.c: Similarly.
12786 * we32k/we32k.h: Similarly.
12788 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12790 * basic-block.h (first_insn_after_basic_block_note): Declare.
12791 * flow.c (first_insn_after_basic_block_note): Define. Moved
12793 * ssa.c (first_insn_after_basic_block_note): Remove.
12794 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12796 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12797 nodes when we find a dead conditional branch. Insert BARRIERs
12798 after any blocks with no successors, but which do not have
12801 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12803 * varray.c (varray_check_failed): Use internal_error.
12805 2001-07-05 Andrew Haley <aph@redhat.com>
12807 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12808 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12809 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12811 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12813 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12814 reference if the target constant is also a SYMBOL_REF.
12816 2001-07-05 Eric Christopher <echristo@redhat.com>
12818 * config/mips/mips.h (MASK_MIPS3900): Remove.
12819 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12820 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12821 (TARGET_MIPS3900): Change to use mips_arch.
12822 (TARGET_MIPS4000): New.
12823 (TARGET_MIPS4100): New.
12824 (TARGET_MIPS4300): New.
12825 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12826 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12828 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12829 (ISA_HAS_BRANCHLIKELY): To here.
12830 (CC1_CPU_SPEC): New.
12831 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12832 (mips_arch_string): Declare.
12833 (mips_arch): Declare.
12834 (TARGET_OPTIONS): Add -march and -mtune.
12836 * config/mips/mips.c (mips_arch_string): New.
12838 (override_options): Handle -march for codegen and -mtune
12839 for scheduling. Use mips_arch. Move tx39 target default here.
12840 (mips_parse_cpu): Move error message to override_options.
12842 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12844 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12846 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12847 (MIPS Options): Ditto. Change mcpu entry to historical text.
12849 2001-07-05 H.J. Lu (hjl@gnu.org)
12851 * config/mips/mips.c (mips_parse_cpu): New function to parse
12854 2001-07-05 Jim Wilson <wilson@redhat.com>
12856 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12857 * config/ia64/t-ia64: Likewise.
12858 (LIB1ASMFUNCS): Update comment.
12860 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12862 * doc/install.texi (Install GCC: Binaries): Fix typo.
12864 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12866 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12867 reference using the stack pointer, adjust it since we push Y
12869 ("*ashrsi3"): Likewise.
12870 ("*lshrsi3"): Likewise.
12872 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12874 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12875 when -fomit-frame-pointer is used.
12877 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12879 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12880 (try_redirect_by_replacing_jump): Reverse updating properly the
12881 count and frequency information. Reverse removing cc0 setter.
12882 (forwarder_block_p): Reverse fixing for fallthru blocks.
12884 2001-07-05 DJ Delorie <dj@redhat.com>
12886 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12887 (translate_options): If the above is defined, use it to map
12888 given options to new options.
12889 * doc/tm.texi: Document it.
12891 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12892 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12894 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12895 cause programs using computed gotos to run more slowly.
12897 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12899 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12901 Consistently require binutils 2.11.2, not prereleases.
12902 (Specific, decstation-*): Canonicalize as mips-dec-*.
12903 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12905 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12906 (Specific, mips-*): Reword MIPS C compiler requirements.
12907 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12908 (Specific, sunv5): Removed, obsolete.
12910 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12912 * dwarf2out.c (output_loc_list): Use an all ones mask for
12913 .text asm output and don't rely on long long
12914 literals. Reformat some long lines.
12916 2001-07-05 Andreas Jaeger <aj@suse.de>
12918 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12921 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12923 * dwarf2out.c (dwarf2out_define): Update comment.
12924 (dwarf2out_undef): Ditto.
12925 (dwarf2out_start_source_file): Ditto.
12926 (dwarf2out_end_source_file): Ditto.
12927 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12928 since we never call the start/end debug hook for the primary file.
12930 2001-07-04 Kazu Hirata <kazu@hxi.com>
12932 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12935 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12937 * cppinit.c (remove_dup_dirs): Inform if a system include
12938 directory is being reordered.
12939 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12941 * doc/cpp.texi (Search Paths): Likewise.
12942 * doc/gcc.texi (Interoperation): Remove information about
12945 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12947 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12948 (VARRAY_TOP_CHAR_PTR): Likewise.
12950 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12952 * gcc.c (process_command): Don't assign elements of a const char*.
12954 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12956 * emit-rtl.c (change_address): Don't abort if invalid address while
12957 reload is in progress.
12959 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12961 * c-lex.c (cb_file_change): Pass line number to
12962 debug_start_source_file.
12963 (cb_undefine): Pass correct line number to debug_undef.
12965 * toplev.c (debug_start_source_file): Add line number to
12966 parameters. Pass it along to dwarf2out_start_source_file.
12967 (decode_g_option): Stop resetting debug level back to normal when
12968 we change debug formats, unless the current level is
12969 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12972 * toplev.h (debug_start_source_file): Add line number to
12975 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12978 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12980 Output debug_macinfo data for starting file if requested.
12981 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12983 (dwarf2out_define): Output debug_macinfo data for defining a macro
12985 (dwarf2out_undef): Output debug_macinfo data for undefining a
12986 macro if requested.
12987 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12988 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12989 (macinfo_section_label): New. DWARF2 macro info section label.
12990 (dwarf2out_init): If we want macro info, output the start label
12992 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12993 attribute to the compilation unit die pointing to the macro info.
12995 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12997 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12998 DWARF2_DEBUGGING_INFO.
12999 (add_loc_descr_to_loc_list): Ditto.
13000 (output_loc_list): Ditto.
13001 Also, fix thinko in curr not being initialized.
13002 (gen_internal_sym): Ditto.
13004 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13006 * emit-rtl.c (replace_equiv_address): New function.
13007 * expr.h (replace_equiv_address): New declaration.
13008 * explow.c (validize_mem): Call it instead of change_address and
13009 also call if -fforce-addr and address is constant.
13010 * expr.c: Replace more calls to change_address with adjust_address
13011 and/or replace_equiv_address or to validize_mem.
13012 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13013 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13014 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13015 * config/i370/i370.md, config/i860/i860.md: Likewise.
13016 * config/i960/i960.md, config/mips/mips.c: Likewise.
13017 * config/mips/mips.md, config/pa/pa.md: Likewise.
13018 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13019 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13021 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13023 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13025 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13028 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13030 * doc/include: New directory.
13031 * doc/fdl.texi: Move to doc/include/fdl.texi.
13032 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13033 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13034 * doc/gcc.texi: Use funding.texi and gpl.texi.
13035 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13036 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13037 Update dependencies and use -I $(docdir)/include.
13039 2001-07-04 Anthony Green <green@redhat.com>
13041 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13043 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13045 * doc/install.texi (sparc64-*-*): Remove garbage.
13047 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13049 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13050 Fix typo in last change to use adjust_address.
13052 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13054 * doc/install.texi (Specific): Update information for *-*-solaris*.
13056 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13058 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13060 2001-07-03 Stan Shebs <shebs@apple.com>
13062 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13063 case for flag_no_mach_text_sections.
13064 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13065 * config/darwin.c (flag_no_mach_text_sections): Remove.
13066 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13068 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13070 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13071 and avoid checking for constant as first operand.
13072 * recog.c (find_constant_term_loc): No longer static.
13073 (adj_offettable_operand): Delete.
13074 * rtl.h (adj_offsettable_operand): Delete declaration.
13075 (find_constant_term): Add declaration.
13076 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13078 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13079 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13080 * config/i386/i386.c, config/i386/i386.md: Likewise.
13081 * config/i860/i860.c, config/i960/i960.c: Likewise.
13082 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13083 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13084 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13085 * config/mips/mips.c, config/mips/mips.md: Likewise.
13086 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13087 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13088 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13089 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13090 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13091 * config/ns32k/ns32k.md: Likewise.
13093 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13095 * rtl.c (copy_rtx): Handle 'T' format letter.
13096 * gensupport.c (collect_insn_data): Likewise.
13097 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13099 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13101 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13102 -B option. Use 'dir' not 'foo' as example directory name.
13104 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13106 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13107 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13109 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13111 * doc/cppinternals.texi: Improve formatting and logical markup.
13113 2001-07-03 Andreas Jaeger <aj@suse.de>
13115 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13117 * genrecog.c (write_header): Include reload.h for prototypes in
13120 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13123 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13124 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13125 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13126 i386_pe_valid_type_attribute_p): Add.
13127 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13128 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13130 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13132 * explow.c (plus_constant_wide, case LO_SUM): New case.
13133 (plus_constant_for_output_wide): Delete.
13134 * rtl.h (plus_constant_for_output): Delete.
13135 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13136 instead of plus_constant_for_output.
13137 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13138 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13139 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13140 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13141 * config/sparc/sparc.md: Likewise.
13142 Convert some change_address calls to adjust_address.
13144 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13146 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13147 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13148 documentation of -std and -Wwrite-strings.
13150 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13152 * cse.c (canon_hash): Don't register registers in very small
13153 register classes, as extending their lifetime might cause
13156 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13158 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13160 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13161 (try_redirect_by_replacing_jump): Update properly the count
13162 and frequency information.
13164 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13166 * toplev.c (dump_file_index): Move SSA dumps just after first
13168 (dump_file): Corresponding changes.
13169 (rest_of_compilation): Move SSA path to just after the first
13171 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13172 * doc/invoke.texi: Update dump file #s as they were completely
13173 out of date with reality.
13175 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13177 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13179 * expr.c (emit_move_insn_1): Deal with non-default
13182 * expr.c (emit_single_push_insn): Fix warning.
13184 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13186 * expr.c (emit_move_insn_1): Avoid modifying
13187 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13189 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13191 * emit-rtl.c (adjust_address): New function.
13192 * expr.h (adjust_address): Add declaration.
13193 * builtins.c: Replace some calls to change_address with calls to it
13194 or to validize_mem.
13195 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13196 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13197 * config/arm/arm.c, config/convex/convex.c: Likewise.
13198 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13199 * config/i386/i386.c, config/i386/i386.md: Likewise.
13200 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13201 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13202 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13203 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13204 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13206 2001-07-02 Jim Wilson <wilson@redhat.com>
13208 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13210 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13212 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13213 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13215 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13217 * cppinit.c (lang_defaults): New table.
13218 (set_lang): Just read from lang_defaults into the live options
13221 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13223 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13224 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13225 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13227 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13229 * doc/install.texi: Various spelling and markup fixes.
13230 (Installing GCC): Component specific installation instructions are
13233 Warn about removing old install dir in the presence of shared libs.
13234 (Configuration): Invoke with options target to match configure
13236 Consistently refer to gas, gld pathnames.
13237 Invert --enable-multilib documentation.
13238 Remove references to old compiler versions.
13240 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13242 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13244 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13246 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13248 (Specific, mips*-sgi-irix5): Note IDO download.
13249 Reworded MIPS C hints.
13250 Use GNU as instead of GAS.
13252 Removed SGI Freeware reference, IRIX 6 only.
13253 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13254 Note N64 library requirement/workaround.
13256 Complete list of structure passing bug victims.
13258 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13260 * doc/install.texi: Remove CVS Id.
13262 2001-07-02 Andreas Jaeger <aj@suse.de>
13264 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13265 (find_inherently_necessary): Remove unused variable.
13267 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13269 * c-common.h (TDI_inlined): New ast dump phase.
13270 (dump_flag_name): New function.
13271 * c-dump.c (dump_files): Add inlined phase.
13272 (dump_flag_name): Define.
13273 * doc/invoke.texi (-fdump-ast-inlined): Document.
13275 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13277 * stor-layout.c (layout_decl): Revert change to handling of alignment
13280 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13282 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13285 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13287 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13290 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13292 * tlink.c (recompile_files): Remove COMPILER_PATH and
13293 LIBRARY_PATH from the environment.
13295 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13297 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13298 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13300 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13302 * c-parse.in (OBJC_STRING): Kill.
13303 (objc_string): Decompose to [objc_string] '@' STRING.
13304 (reswords): Take the leading '@' off all the Objective C keywords.
13305 (objc_rid_sans_at): Kill.
13306 (init_reswords): Don't initialize it.
13307 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13308 (_yylex): Kill reconsider label. Look ahead one token after
13309 an '@'; if we get an identifier, check whether it's an
13310 Objective C @-keyword. If so, return the keyword. Otherwise,
13311 put back the token and return the '@' as a terminal.
13313 * cpplib.c (lex_macro_node): Remove unnecessary check for
13314 leading '@' on identifier. Clarify control flow and commentary.
13316 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13318 * cse.c (new_label_ref): Variable deleted.
13319 (insert): Remove set of new_label_ref.
13320 (check_for_label_ref): New function.
13321 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13323 See ChangeLog.5 for earlier changes.