1 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
3 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
4 to work around limitations of certain versions of GAS.
6 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
7 (muldi3): Update due to SUBREG_BYTE changes.
10 2001-11-09 Zack Weinberg <zack@codesourcery.com>
12 * doc/invoke.texi: Remove comment referring to -xf77-version.
14 2001-11-09 Kazu Hirata <kazu@hxi.com>
16 * config/convex/convex.c: Fix comment formatting.
17 * config/convex/convex.h: Likewise.
19 2001-11-08 Zack Weinberg <zack@codesourcery.com>
21 * Makefile.in (.po.pox): Look both in srcdir and builddir
23 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
24 to the source directory.
26 2001-11-09 Ben Elliston <bje@redhat.com>
27 Michael Meissner <meissner@redhat.com>
28 Andrew MacLeod <amacleod@redhat.com>
29 Richard Henderson <rth@redhat.com>
30 Nick Clifton <nickc@redhat.com>
31 Catherine Moore <clm@redhat.com>
33 * m32r.c: Add support for m32rx processor.
37 * m32r-protos.h: Add prototypes for m32rx functions.
38 * doc/invoke.texi: Document -m32rx option.
40 2001-11-09 Jakub Jelinek <jakub@redhat.com>
42 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
45 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
47 * doc/install.texi2html: Use $MAKEINFO --no-split.
49 2001-11-09 Andreas Schwab <schwab@suse.de>
51 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
52 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
53 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
54 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
55 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
57 2001-11-09 H.J. Lu <hjl@gnu.org>
59 * config/mips/mips.c (mips_output_function_prologues): Cast
60 `tsize' to long for output.
62 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
64 * c-lang.c (LANG_HOOKS_NAME): New.
65 (lang_hooks): Constify.
66 (c_init_options): Update.
67 (lang_identify): Remove.
68 * c-parse.in (language_string): Remove.
69 * dbxout.c: Include langhooks.h.
70 (dbxout_symbol_location): Update.
71 * dwarf2out.c: Include langhooks.h.
72 (gen_compile_unit_die): Update.
73 * dwarfout.c: Include langhooks.h.
74 (prototyped_attribute, output_compile_unit_die): Update.
75 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
76 (LANG_HOOKS_INITIALIZER): Update.
77 * langhooks.h (struct lang_hooks): New members. Constify.
78 * stringpool.c: Don't include toplev.h.
79 (set_identifier_size): Remove.
80 * toplev.c (toplev_main): Initialize identifier size.
81 (print_version): Update.
82 * tree.h (language_string, init_lex, lang_identify,
83 set_identifier_size): Remove.
84 * Makefile.in: Update dependencies.
85 * config/darwin.c: Include langhooks.h.
86 (func_name_maybe_scoped): Update.
87 * config/darwin.h (ASM_END_FILE): Update.
88 * config/nextstep.h (ASM_END_FILE): Update.
89 * config/nextstep21.h (ASM_END_FILE): Update.
90 * config/i386/sun386.h (ASM_END_FILE): Update.
91 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
92 (rs6000_output_function_epilogue): Update.
94 * objc-act.c (LANG_HOOKS_NAME): Override.
95 (struct lang_hooks): Constify.
96 (objc_init_options): Update.
97 (lang_identify): Remove.
99 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
101 * fold-const.c (lshift_double): Honor PREC.
102 (rshift_double): Likewise.
104 2001-11-08 Kazu Hirata <kazu@hxi.com>
106 * config/1750a/1750a.c: Fix comment formatting.
107 * config/1750a/1750a.h: Likewise.
109 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
111 * configure.in (--enable-languages): Be more permissive about
112 syntax. Check for empty lists better. Warn about $LANGUAGES.
113 * configure: Regenerated.
115 2001-11-08 Richard Henderson <rth@redhat.com>
117 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
119 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
121 * config.gcc: Rename stormy16 to xstormy16.
122 * config/stormy16/stormy-abi: Likewise.
123 * config/stormy16/stormy16-protos.h: Likewise.
124 * config/stormy16/stormy16.c: Likewise.
125 * config/stormy16/stormy16.h: Likewise.
126 * config/stormy16/stormy16.md: Likewise.
128 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
130 * tree.h (TYPE_VOLATILE): Add enable-checking code.
131 (TYPE_READONLY): Likewise.
133 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
135 * reload1.c (reload): Don't delete equiv insn if can throw.
137 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
138 (clear_storage): Likewise, for OBJECT.
140 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
142 * pa.c (emit_move_sequence): Fix SUBREG expression to
143 use proper byte offset when extending a constant from
146 2001-11-09 Jakub Jelinek <jakub@redhat.com>
148 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
151 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
153 * explow.c (convert_memory_address, case SUBREG): Only return
154 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
156 2001-11-08 Richard Henderson <rth@redhat.com>
158 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
159 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
160 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
162 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
164 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
166 2001-11-08 Jakub Jelinek <jakub@redhat.com>
168 * dwarf2out.c (debug_str_hash): New.
169 (struct indirect_string_node): New.
170 (struct dw_val_struct): Change type of val_str to it.
171 (DEBUG_STR_SECTION_FLAGS): Define.
172 (add_AT_string): Push string into hashtable, increment reference
174 (AT_string): Return string from ht_identifier.
175 (AT_string_form): New.
176 (free_AT): For dw_val_class_str, just decrement reference counter.
177 (size_of_string): Remove.
178 (size_of_die): Use AT_string_form to decide what size the string
180 (size_of_pubnames): Use strlen instead of size_of_string.
181 (value_format): Use AT_string_form for dw_val_class_str.
182 (output_die): Output DW_FORM_strp strings using
183 dw2_asm_output_offset.
184 (indirect_string_alloc, output_indirect_string): New.
185 (dwarf2out_finish): Emit .debug_str strings if there are any.
187 2001-11-08 Andreas Franck <afranck@gmx.de>
189 * configure.in: Add AC_ARG_PROGRAM to support program name
190 transformation with --program-prefix, --program-suffix and
191 --program-transform-name.
192 * configure: Regenerated.
193 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
194 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
195 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
196 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
197 program_transform_name the way suggested by autoconf.
198 (GCC_TARGET_INSTALL_NAME): Define.
199 (install-driver): Use the transformed target alias name.
201 2001-11-08 Richard Henderson <rth@redhat.com>
203 * config/mips/mips.c (save_restore_insns): Remove GP from the
204 restore registers mask early instead of special casing it inside
207 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
209 * cp/decl.c (shadow_warning): New function.
210 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
211 and an error when a block scope decl shadows a parameter.
213 2001-11-08 Richard Henderson <rth@redhat.com>
215 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
218 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
220 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
221 to implement floating negation on processors prior to PA 2.0.
223 2001-11-08 Jakub Jelinek <jakub@redhat.com>
225 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
226 (USE_LINKONCE_INDIRECT): Define.
227 (dw2_output_indirect_constant_1): Try to output indirect constants
228 into linkonce sections if possible.
229 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
230 (dw2_output_indirect_constants): Likewise.
232 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
234 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
236 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
238 * c-decl.c (pushdecl): Remove file and line.
239 * c-typeck.c (pop_init_level): Remove size.
241 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
243 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
246 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
247 (TARGET_ALTIVEC): New.
248 (TARGET_SWITCHES): Add altivec.
249 (FIRST_PSEUDO_REGISTER): Change to 109.
250 (CALL_USED_REGISTERS): Same.
251 (FIRST_ALTIVEC_REGNO): New.
252 (LAST_ALTIVEC_REGNO): New.
253 (ALTIVEC_REGNO_P): New.
254 (UNITS_PER_ALTIVEC_WORD): New.
255 (ALTIVEC_VECTOR_MODE): New.
256 (FIXED_REGISTERS): Add altivec registers.
257 (REG_ALLOC_ORDER): Same.
258 (HARD_REGNO_NREGS): Adjust for altivec registers.
259 (HARD_REGNO_MODE_OK): Same.
260 (MODES_TIEABLE_P): Same.
261 (REGISTER_MOVE_COST): Same.
262 (REGNO_REG_CLASS): Same.
263 (reg_class): Add ALTIVEC_REGS.
264 (REG_CLASS_NAMES): Same.
265 (REG_CLASS_CONTENTS): Same.
266 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
267 (ALTIVEC_ARG_RETURN): New.
268 (FUNCTION_VALUE): Handle VECTOR_TYPE.
269 (LIBCALL_VALUE): Handle altivec vector modes.
270 (VECTOR_MODE_SUPPORTED_P): New.
271 (ALTIVEC_ARG_MIN_REG): New.
272 (ALTIVEC_ARG_MAX_REG): New.
273 (ALTIVEC_ARG_NUM_REG): New.
274 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
275 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
276 (REGISTER_NAMES): Add altivec regs.
277 (DEBUG_REGISTER_NAMES): Same.
278 (ADDITIONAL_REGISTER_NAMES): Same.
279 (rs6000_builtins): New.
280 (MD_EXPAND_BUILTIN): New.
281 (MD_INIT_BUILTINS): New.
282 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
283 for AltiVec instructions.
284 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
285 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
287 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
288 (TARGET_SWITCHES): Add no-altivec.
289 (DATA_ALIGNMENT): Align vectors to 128 bits.
290 (TARGET_OPTIONS): Add abi= option.
291 Add rs6000_abi_string extern.
292 (LOCAL_ALIGNMENT): New.
293 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
294 (MASK_ALTIVEC_ABI): New.
295 (TARGET_ALTIVEC_ABI): New.
296 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
298 (STACK_BOUNDARY): Adjust for altivec.
299 (BIGGEST_ALIGNMENT): Same.
300 (rs6000_args): Add vregno.
301 (USE_ALTIVEC_FOR_ARG_P): New.
302 (FIXED_REGISTERS): Add vrsave register.
303 (CALL_USED_REGISTERS): Same.
304 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
306 (reg_class): Add VRSAVE_REGS.
307 (REG_CLASS_NAMES): Same.
308 (REG_CLASS_CONTENTS): Same.
309 (REGNO_REG_CLASS): Same.
311 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
312 (ABI_STACK_BOUNDARY): Same.
313 (BIGGEST_ALIGNMENT): Same.
314 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
315 (ROUND_TYPE_ALIGN): Same.
317 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
320 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
323 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
326 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
327 (altivec_expand_builtin): New.
328 (altivec_init_builtins): New.
329 (TARGET_EXPAND_BUILTIN): New.
330 (TARGET_INIT_BUILTINS): New.
331 (rs6000_init_builtins): New.
332 (struct builtin_description): New.
334 (rs6000_reg_names): Add altivec registers.
335 (alt_reg_names): Same.
336 (secondary_reload_class): Altivec regs can hold altivec regs and
338 (rs6000_emit_move): Force constants into memory for AltiVec moves.
339 (print_operand): Add 'y' case for printing altivec memory
341 (rs6000_legitimize_address): Legitimize vector addresses into
343 (altivec_expand_binop_builtin): New.
344 New string rs6000_current_abi.
345 (rs6000_override_options): Call rs6000_parse_abi_options.
346 (rs6000_parse_abi_options): New.
347 (function_arg_boundary): Vector arguments must be 16
349 (function_arg_advance): Handle vector arguments.
350 (function_arg_partial_nregs): Same.
351 (init_cumulative_args): Same.
352 (function_arg): Same.
354 * config/rs6000/rs6000.md (altivec_lvx): New.
355 (type): Add altivec attribute.
357 (*movv4si_internal): New.
359 (*movv16qi_internal): New.
361 (*movv8hi_internal1): New.
363 (*movv4sf_internal1): New.
480 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
482 * Makefile.in (df.o): Add fibheap.h to dependencies.
484 * df.h: Add prototypes for transfer functions, iterative_dataflow
486 (enum df_flow_dir): New enum.
487 (enum df_confluence_op): New enum.
488 (struct df): Add inverse_rts_map.
490 * df.c: Add sbitmap.h to the list of includes.
491 (df_rd_global_compute): Removed.
492 (df_ru_global_compute): Removed.
493 (df_lr_global_compute): Removed.
494 (df_rd_transfer_function): New function.
495 (df_ru_transfer_function): New function.
496 (df_lr_transfer_function): New function.
497 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
498 Use iterative_dataflow_bitmap instead of df_*_global_compute.
499 (iterative_dataflow_sbitmap): New function.
500 (iterative_dataflow_bitmap): New function.
502 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
504 * doc/gcc.texi: Move terminology and spelling conventions to
505 htdocs/codingconventions.html.
507 2001-11-07 Graham Stott <grahams@redhat.com>
509 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
511 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
513 * expmed.c (expand_mult): Force operand to register before computing
515 * i386.c (x86_decompose_lea): New global vairable.
516 * i386.h (x86_decompose_lea): Declare.
517 (TARGET_DECOMPOSE_LEA): New macro.
518 (RTX_COST): Handle leas properly.
520 2001-11-06 Richard Henderson <rth@redhat.com>
522 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
523 defined for a CONSTRUCTOR; don't check it.
525 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
527 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
528 test for absolute pathnames.
530 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
532 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
533 instructions up to the target pc inclusive.
535 2001-11-06 Steve Christiansen <smc@us.ibm.com>
537 * loop.c (loop_regs_scan): Don't invalidate PIC register.
539 2001-11-06 Eric Christopher <echristo@redhat.com>
541 * config/mips/mips.md(movdf_internal2): Add constraints for float
542 to general register move.
543 * config/mips/elf64.h: Add default ABI.
545 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
547 * alias.c:: Include langhooks.h.
548 * emit-rtl.c: Similarly.
549 * toplev.c: Similarly.
550 * tree-inline.c: Similarly.
551 * langhooks-def.h: New, the old langhooks.h. Give the default
552 hooks a common prefix.
553 * langhooks.h: Contents extracted from toplev.h.
554 * toplev.h: Move langhook stuff to langhooks.h.
555 * langhooks.c: Give default hooks a common prefix.
557 * c-lang.c: Include langhooks-def.h.
558 * objc/objc-act.c: Similarly.
559 * Makefile.in: Update.
560 * objc/Make-lang.in: Update.
562 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
564 * doc/install.texi: Document that configure options not listed in
565 this file are unsupported. Document --with-system-zlib.
567 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
569 * rtl.h (mem_for_const_double): New declaration.
570 * varasm.c (mem_for_const_double): New function.
571 * config/convex/convex.md (movdf): Use it.
572 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
573 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
574 * config/m68k/m68kv4.h: Likewise.
576 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
577 of new GP reg classes.
579 * expr.c (store_field): When making temp object for unaligned
580 component, set it to alias set 0.
582 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
584 * c-common.c (c_expand_expr_stmt): Apply default conversions to
585 non-lvalue arrays if C99.
586 * c-typeck.c (default_conversion): Split out code handling
587 array-to-pointer and function-to-pointer conversions into a
588 separate default_function_array_conversion function.
589 (default_function_array_conversion): New function. Keep track of
590 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
591 arrays unchanged outside C99 mode instead of giving an error for
593 (build_component_ref): Use pedantic_non_lvalue when handling
594 COMPOUND_EXPR. Don't handle COND_EXPR specially.
595 (convert_arguments): Use default_function_array_conversion.
596 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
598 (unary_complex_lvalue): Likewise.
599 (internal_build_compound_expr): Use
600 default_function_array_conversion. Apply default conversions to
601 function in compound expression.
602 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
603 Use default_function_array_conversion.
604 * doc/extend.texi: Update documentation of subscripting non-lvalue
608 2001-11-05 Zack Weinberg <zack@codesourcery.com>
610 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
611 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
612 corresponding to the complete set of .po and .gmo files in
613 the source directory's po subdir, modified by LINGUAS. Don't
615 * configure.in: Don't set ALL_LINGUAS.
616 * configure: Regenerate.
618 * Makefile.in (.po.gmo): Don't move into source directory.
619 (.po.pox): Clarify comments.
620 (install-po): Look for .gmo files in both srcdir and objdir;
621 don't fail if a file is totally missing.
622 (distclean): rmdir ada subdirectory too.
624 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
626 * config/rs6000/rs6000.c (rs6000_select_section): Handle
627 CONSTRUCTORs _correctly_.
629 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
631 * c-decl.c (delete_block): Remove.
632 * c-tree.h (delete_block): Remove.
634 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
636 * cppexp.c (lex, parse_defined): Update warning about defined.
638 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
640 * config/rs6000/rs6000.c (rs6000_select_section): Handle
643 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
645 * config/arm/arm.c (arm_return_in_memory): Cope with
646 int_size_in_bytes returning -1.
648 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
651 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
653 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
654 remove unneded depdendencies;
656 * cfglayout.c, cfglayout.h: New files; break out from ...
657 * bb-reorder.c: ... here; Remove unneeded includes;
659 2001-11-04 Alan Modra <amodra@bigpond.net.au>
661 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
663 2001-11-04 David Edelsohn <edelsohn@gnu.org>
665 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
666 mode as well. Do not explicitly create intermediate regs.
668 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
670 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
671 (common_section): Delete unused variable.
672 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
673 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
674 * arm-protos.h (arm_poke_function_name, aof_add_import,
675 aof_delete_import): Const-ify.
676 * arm.c (legitimize_pic_address): Wrap variables in the macro
677 controlling their usage.
678 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
679 (arm_poke_function_name, pic_chain, import, aof_add_import,
680 aof_delete_import): Const-ify.
681 * i386.c (ix86_osf_output_function_prologue): Const-ify.
682 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
683 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
684 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
685 * i860/sysv3.h: Add missing comment closure.
686 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
687 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
690 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
691 (i960-*-*): Set tmake_file.
692 (sparc86x-*-elf*): Fix typo in header name.
694 * sched-rgn.c (schedule_insns): Delete unused variable.
696 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
699 * c-typeck.c (lookup_field): Rework to return a chain down to
701 (build_component_ref): Use the new lookup_field to handle
702 nested anonymous entities correctly.
704 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
706 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
707 Change parameters to gen_rtx_CONST_DOUBLE.
708 (GEN_INT64, sparc_emit_set_const64): Likewise.
709 * config/sparc/sparc.md (movdf split): Likewise.
711 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
713 * unroll.c (calculate_giv_inc): Use find_last_value rather
714 than just hoping the last instruction is the right SET.
715 [Fixes 990604-1.c on stormy16.]
717 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
718 library at all if -T is used.
720 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
721 some uses of uninitialized variables in error cases.
723 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
724 look at 'temp' if we won't be using it.
726 * config/stormy16/stormy16.h (CONST_COSTS): Define.
728 (ADDRESS_COST): Define.
729 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
731 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
733 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
734 stormy16_asm_output_mi_thunk.
735 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
737 * config/stormy16/stormy16-protos.h
738 (stormy16_asm_output_mi_thunk): New prototype.
740 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
742 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
743 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
744 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
745 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
746 sched-int.h, toplev.c, config/alpha/alpha.c,
747 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
748 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
749 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
750 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
751 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
752 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
753 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
755 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
757 * Makefile.in (dbxout.o): Depend on function.h.
758 * collect2.c (is_in_list): Hide unused function.
759 * dbxout.c: Include function.h.
760 (source_label_number, dbxout_source_line, dbxout_source_file,
761 dbxout_function_end, dbxout_begin_function): Wrap/move inside
762 macros controlling usage.
763 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
764 * output.h (exports_section): Prototype.
766 * convex.c (convex_output_function_prologue): Fix format specifier
768 (asm_declare_function_name): Fix signed/unsigned warning.
769 (print_operand): Fix format specifier warning.
770 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
771 * dsp16xx-protos.h (uns_comparison_operator,
772 num_1600_core_shifts): Prototype.
773 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
774 (frame_size, frame_pointer_offset): Delete.
775 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
776 Make static. Fix format specifier warnings.
777 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
778 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
779 * dsp16xx.md: Add default case in switches.
780 * fr30.h (IN_RANGE): Delete.
781 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
782 * mcore-protos.h (mcore_output_cmov): Const-ify.
783 * mcore.c (mcore_output_cmov): Likewise.
784 * mcore.h (switch_to_section): Make static and prototype.
785 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
786 unsigned>=0 warnings.
787 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
788 * rs6000-protos.h (read_only_data_section,
789 read_only_private_data_section): Prototype.
790 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
791 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
792 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
794 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
796 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
798 * final.c (final_scan_insn): Add brackets around body of if-stmt.
799 * gcc.c (convert_filename): Add static prototype. Const-ify.
800 Wrap variable in macros controlling its use.
801 * output.h (sdata_section): Add prototype.
803 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
804 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
805 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
806 (ASM_FILE_START): Const-ify.
807 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
809 * c4x.md: Don't use the 'U' integer suffix.
810 * clipper.md (clipper_movstr): Delete declaration.
811 * d30v-protos.h (d30v_move_2words): Const-ify.
812 (debug_stack_info): Add prototype.
813 * d30v.c: Include "integrate.h".
814 (d30v_function_arg_boundary, d30v_function_arg,
815 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
816 signed/unsigned warnings.
817 (d30v_print_operand_memory_reference, d30v_move_2words):
819 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
820 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
821 * fr30.md: Const-ify.
822 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
823 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
824 (mvs_get_label_page): Hide unused static function.
825 * i860.c (current_function_original_name): Const-ify.
826 * i860/sysv3.h (current_function_original_name): Likewise.
827 * i860/sysv4.h (current_function_original_name): Likewise.
828 * i960.md: Add default case in switches. Remove unused variable.
829 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
830 * m32r.md: Const-ify.
831 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
832 * m68hc11.c: Include "reload.h".
833 (static_chain_reg, print_options, m68hc11_asm_file_start):
835 * m68hc11.md: Delete unused variable. Const-ify. Add parens
836 around & in comparison.
837 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
838 * mn10200.c (shift_mode): Remove trailing comma.
839 * mn10300-protos.h (output_tst): Const-ify.
840 * mn10300.c (output_tst): Likewise.
841 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
843 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
844 * pa.c (output_ascii): Likewise.
845 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
846 * pdp11.md (expand_unop): Delete declarations.
847 * pj-protos.h (pj_output_addsi3): Const-ify.
848 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
849 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
850 unique_src_operand): Add prototypes.
851 (pj_output_store_into_lval): Make definition static.
852 (pj_function_incoming_arg): Don't use unary plus.
853 (pj_output_addsi3): Const-ify.
854 * romp.md (get_symref): Delete declarations.
855 * v850-c.c (mark_current_function_as_interrupt): Don't return
856 value from void function.
857 * v850.c: Include "integrate.h".
858 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
859 * vax-protos.h (const_section): Add prototype.
861 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
863 * machmode.def: Add documentation for the seventh argument in
866 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
868 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
870 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
871 <-melf>: Don't have markup for ELF acronym.
873 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
875 * config.gcc (mmix-*-*): New target.
876 * doc/invoke.texi: Document MMIX options.
877 * doc/contrib.texi: Add note about MMIX port to my entry.
878 * config/mmix/t-mmix: New file.
879 * config/mmix/mmix.h: New file.
880 * config/mmix/mmix-protos.h: New file.
881 * config/mmix/mmix.c: New file.
882 * config/mmix/mmix.md: New file.
883 * config/mmix/crti.asm: New file.
884 * config/mmix/crtn.asm: New file.
886 2001-11-03 Kazu Hirata <kazu@hxi.com>
888 * config/sparc/linux-aout.h: Fix comment formatting.
889 * config/sparc/linux.h: Likewise.
890 * config/sparc/linux64.h: Likewise.
891 * config/sparc/lynx.h: Likewise.
892 * config/sparc/pbd.h: Likewise.
893 * config/sparc/sol2-sld-64.h: Likewise.
894 * config/sparc/sol2.h: Likewise.
895 * config/sparc/sparc.c: Likewise.
896 * config/sparc/sparc.h: Likewise.
897 * config/sparc/sparc.md: Likewise.
898 * config/sparc/sunos4.h: Likewise.
899 * config/sparc/vxsim.h: Likewise.
900 * config/sparc/vxsparc.h: Likewise.
901 * config/sparc/vxsparc64.h: Likewise.
903 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
905 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
906 reference to CONST_DOUBLE_MEM in comment.
907 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
908 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
909 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
910 * function.c (pop_function_context_from): Don't call
911 restore_varasm_status.
912 * function.h (restore_varasm_status): Delete declaration.
913 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
915 * rtl.def (CONST_DOUBLE): Update comment.
916 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
917 (CONST_DOUBLE_CHAIN): Likewise.
918 (CONST_DOUBLE_MEM): Delete.
919 (gen_rtx_CONST_DOUBLE): Update parameters.
920 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
921 Remove reference to CONST_DOUBLE_MEM.
922 (const_alias_set): New variable.
923 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
924 (immed_real_const_1): Adjust tests for 0, 1, and 2.
925 Don't set CONST_DOUBLE_MEM.
926 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
927 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
928 Put constant in const_alias_set.
929 (struct pool_constant): ALIGN now unsigned.
930 OFFSET now HOST_WIDE_INT.
932 (restore_varasm_status): Deleted.
933 (mark_pool_constant): Mark desc->rtl.
934 (force_const_mem): Rework to store rtl in hash table,
935 not CONST_DOUBLE_MEM.
936 Put constant in const_alias_set.
937 (find_pool_constant): Check desc->rtl.
938 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
939 (init_varasm_once): Initialize const_alias_set.
941 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
944 * reload.c (combine_reloads): Don't combine an output reload if there
945 are other reloads around for part of the output.
947 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
949 (set_mem_decl): New function.
950 * expr.h (set_mem_decl): New declaration.
951 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
952 (output_asm_operand_names): Add tab.
953 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
955 * builtins.c (get_memory_rtx): Properly set MEM alias set and
958 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
960 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
961 Use "invalid" instead of "illegal". Use @r in comments in
964 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
966 * c-decl.c (pushdecl): Move block inside if conditional to remove
967 possibility of a segfault. Lookup block-level extern
968 variables in enclosing scopes correctly.
970 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
972 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
974 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
975 SUBREG so we avoid SUBREGing memory.
977 * expmed.c (store_bit_field): Same.
979 2001-11-02 DJ Delorie <dj@redhat.com>
981 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
982 using FP registers for DImode mem-mem moves is acceptable.
984 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
986 * builtins.c (apply_args_size): Handle vector arguments.
987 (apply_result_size): Same.
989 * machmode.def: Set WIDER mode field for all vector entries.
991 2001-11-02 Graham Stott <grahams@redhat.com>
993 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
995 2001-11-01 Eric Christopher <echristo@redhat.com>
997 * config.gcc: Revert part of earlier patch.
998 * config/mips/linux.h: Ditto.
999 * df.c: Include tm_p.h to avoid warnings.
1000 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1002 * config/mips/mips.c: Define mips_abi regardless.
1003 (mips_output_function_prologues): Add long casts for .frame
1005 (override_options): Allow use of ABI_32.
1007 2001-11-01 Kazu Hirata <kazu@hxi.com>
1009 * config/m68hc11/m68hc11.c: Fix comment formatting.
1010 * config/m68hc11/m68hc11.h: Likewise.
1011 * config/m68hc11/m68hc11.md: Likewise.
1013 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1015 * c-typeck.c (default_conversion): Retain the original expression
1017 * gcc.dg/Wparentheses.c: New tests.
1019 2001-11-01 David S. Miller <davem@redhat.com>
1021 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1022 64-bit Sparc description more in line with reality.
1024 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1026 * Makefile.in (GCOV_OBJS): Add version.o.
1027 * gcov.c: Include "version.h" and <getopt.h>.
1028 (gcov_version_string): Remove.
1029 (print_usage): Take a parameter to determine whether this is a
1030 call from --help or an error message. Give fuller output that
1031 follows the GNU Coding Standards for --help.
1032 (print_version): New function.
1034 (process_args): Use getopt_long. Support long options. Follow
1035 GNU Coding Standards for --help and --version.
1036 * doc/gcov.texi: Document long options.
1037 Addresses part of PR other/704.
1039 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1041 * pa.c (output_move_double): Fix typo in double load.
1043 2001-11-01 Kazu Hirata <kazu@hxi.com>
1045 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1046 before passing it to ggc_alloc_string.
1048 2001-11-01 Kazu Hirata <kazu@hxi.com>
1050 * config/m68k/3b1.h: Fix comment formatting.
1051 * config/m68k/3b1g.h: Likewise.
1052 * config/m68k/a-ux.h: Likewise.
1053 * config/m68k/amix.h: Likewise.
1054 * config/m68k/apollo68.h: Likewise.
1055 * config/m68k/atari.h: Likewise.
1056 * config/m68k/aux-exit.c: Likewise.
1057 * config/m68k/ccur-GAS.h: Likewise.
1058 * config/m68k/crds.h: Likewise.
1059 * config/m68k/dpx2.h: Likewise.
1060 * config/m68k/dpx2g.h: Likewise.
1061 * config/m68k/hp310.h: Likewise.
1062 * config/m68k/hp320.h: Likewise.
1063 * config/m68k/isi.h: Likewise.
1064 * config/m68k/linux.h: Likewise.
1065 * config/m68k/lynx.h: Likewise.
1066 * config/m68k/m68k-psos.h: Likewise.
1067 * config/m68k/m68k.c: Likewise.
1068 * config/m68k/m68k.h: Likewise.
1069 * config/m68k/m68k.md: Likewise.
1070 * config/m68k/m68kelf.h: Likewise.
1071 * config/m68k/m68kv4.h: Likewise.
1072 * config/m68k/mot3300.h: Likewise.
1073 * config/m68k/news.h: Likewise.
1074 * config/m68k/next.h: Likewise.
1075 * config/m68k/pbb.h: Likewise.
1076 * config/m68k/plexus.h: Likewise.
1077 * config/m68k/sgs.h: Likewise.
1078 * config/m68k/sun3.h: Likewise.
1079 * config/m68k/tower.h: Likewise.
1080 * config/m68k/vxm68k.h: Likewise.
1082 2001-10-31 DJ Delorie <dj@redhat.com>
1084 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1085 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1086 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1087 * config/mips/mips.c (mips_cache_flush_func): New.
1088 * doc/invoke.texi: Document the new options.
1090 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1092 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1093 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1095 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1097 * config/cris/cris.c: Include output.h after tree.h but before
1100 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1102 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1103 (INTL_SUBDIRS): Just intl.
1104 (.SUFFIXES): Add .gmo .po .pox.
1105 (native): Also depend on build-@POSUB@.
1106 (intl.all, intl.install): Depend on config.h and things it includes.
1107 (po-generated): New target; depend on c-parse.c and tradcif.c.
1108 (install-normal): Also depend on install-@POSUB@.
1109 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1110 (build-, install-, build-po, update-po, install-po,
1111 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1113 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1114 * configure.in: Don't munge XGETTEXT. Don't generate
1116 * configure: Regenerate.
1118 * exgettext: Delete.
1119 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1120 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1122 2001-10-31 Kazu Hirata <kazu@hxi.com>
1124 * config/h8300/h8300.md (two anonymous patterns): New.
1126 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1128 * tree.h (tree_index): Add support for V16QI and V8HI.
1129 (V8HI_type_node): New.
1130 (V16QI_type_node): New.
1132 * tree.c (build_common_tree_nodes_2): Same.
1134 * c-common.c (type_for_mode): Same.
1136 2001-10-31 Kazu Hirata <kazu@hxi.com>
1138 * config/i386/att.h: Fix comment formatting.
1139 * config/i386/beos-elf.h: Likewise.
1140 * config/i386/bsd.h: Likewise.
1141 * config/i386/bsd386.h: Likewise.
1142 * config/i386/crtdll.h: Likewise.
1143 * config/i386/cygwin.asm: Likewise.
1144 * config/i386/cygwin.h: Likewise.
1145 * config/i386/djgpp.h: Likewise.
1146 * config/i386/freebsd-aout.h: Likewise.
1147 * config/i386/freebsd.h: Likewise.
1148 * config/i386/gas.h: Likewise.
1149 * config/i386/i386-interix.h: Likewise.
1150 * config/i386/i386-protos.h: Likewise.
1151 * config/i386/i386.c: Likewise.
1152 * config/i386/i386.h: Likewise.
1153 * config/i386/i386.md: Likewise.
1154 * config/i386/i386elf.h: Likewise.
1155 * config/i386/interix.c: Likewise.
1156 * config/i386/isc.h: Likewise.
1157 * config/i386/isccoff.h: Likewise.
1158 * config/i386/iscdbx.h: Likewise.
1159 * config/i386/linux.h: Likewise.
1160 * config/i386/lynx.h: Likewise.
1161 * config/i386/mingw32.h: Likewise.
1162 * config/i386/netbsd-elf.h: Likewise.
1163 * config/i386/next.h: Likewise.
1164 * config/i386/osf1elf.h: Likewise.
1165 * config/i386/osfrose.h: Likewise.
1166 * config/i386/sco5.h: Likewise.
1167 * config/i386/seq-gas.h: Likewise.
1168 * config/i386/seq-sysv3.h: Likewise.
1169 * config/i386/sequent.h: Likewise.
1170 * config/i386/sol2.h: Likewise.
1171 * config/i386/sun386.h: Likewise.
1172 * config/i386/uwin.asm: Likewise.
1173 * config/i386/uwin.h: Likewise.
1174 * config/i386/vxi386.h: Likewise.
1175 * config/i386/win32.h: Likewise.
1176 * config/i386/winnt.c: Likewise.
1177 * config/i386/xm-cygwin.h: Likewise.
1178 * config/i386/xm-mingw32.h: Likewise.
1180 2001-10-31 Kazu Hirata <kazu@hxi.com>
1182 * builtins.def: Fix comment typos.
1183 * config/alpha.c: Likewise.
1184 * config/arm/arm.c: Likewise.
1185 * config/avr/avr.h: Likewise.
1186 * config/d30v/d30v.c: Likewise.
1187 * config/d30v/d30v.h: Likewise.
1188 * config/d30v/d30v.md: Likewise.
1189 * config/dsp16xx/dsp16xx.c: Likewise.
1190 * config/fr30/fr30.c: Likewise.
1191 * config/fr30/fr30.md: Likewise.
1192 * config/i386/i386.c: Likewise.
1193 * config/i860/i860.c: Likewise.
1194 * config/i960/i960.c: Likewise.
1195 * config/ia64/ia64.c: Likewise.
1196 * config/mips/mips.c: Likewise.
1197 * config/pa/pa.c: Likewise.
1198 * config/rs6000/rs6000.c: Likewise.
1199 * config/s390/s390.c: Likewise.
1200 * config/sparc/sparc.c: Likewise.
1202 2001-10-30 Kazu Hirata <kazu@hxi.com>
1204 * config/mips/elf.h: Fix comment formatting.
1205 * config/mips/elf64.h: Likewise.
1206 * config/mips/iris5.h: Likewise.
1207 * config/mips/iris5gas.h: Likewise.
1208 * config/mips/iris6.h: Likewise.
1209 * config/mips/isa3264.h: Likewise.
1210 * config/mips/linux.h: Likewise.
1211 * config/mips/mips.c: Likewise.
1212 * config/mips/mips.h: Likewise.
1213 * config/mips/mips.md: Likewise.
1214 * config/mips/mips16.S: Likewise.
1215 * config/mips/netbsd.h: Likewise.
1216 * config/mips/osfrose.h: Likewise.
1217 * config/mips/r3900.h: Likewise.
1218 * config/mips/sni-svr4.h: Likewise.
1219 * config/mips/svr4-t.h: Likewise.
1220 * config/mips/ultrix.h: Likewise.
1222 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1224 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1225 when we update head->current.
1227 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1229 * tree.c (id_string_size): Remove.
1230 (dump_tree_statistics): Update.
1231 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1233 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1235 * sched-rgn.c (schedule_insns): Fix comment.
1237 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1239 * configure.in: Correct previous change: don't assume that
1240 gas's version number _isn't_ the last thing on the line, or
1241 isn't the only number on the line, either.
1242 * configure: Regenerate.
1244 2001-10-30 Kazu Hirata <kazu@hxi.com>
1246 * cfgcleanup.c: Fix a comment typo.
1248 2001-10-30 Kazu Hirata <kazu@hxi.com>
1250 * alias.c: Fix comment formatting.
1251 * recog.c: Likewise.
1252 * config/cris/cris.c: Likewise.
1253 * config/cris/cris.h: Likewise.
1254 * config/i960/i960.c: Likewise.
1255 * config/i960/i960.h: Likewise.
1257 2001-10-30 Kazu Hirata <kazu@hxi.com>
1259 * config/arm/arm.c: Fix a comment typo.
1260 * config/arm/arm.h: Likewise.
1261 * config/ia64/ia64.c: Likewise.
1263 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1265 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1266 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1267 * rtl.h (set_unique_reg_note): Change return value.
1268 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1269 * cse.c (cse_insn): Likewise.
1270 * expr.c (emit_move_insn): Likewise.
1271 * explow.c (force_reg): Likewise.
1272 * local-alloc (update_equiv_regs): Likewise.
1273 * loop.c (move_moveables, load_mems): Likewise.
1274 * reload (find_reloads): Likewise.
1276 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1279 * c-decl.c (parmlist_tags_warning, start_struct,
1280 check_for_loop_decls): Separate messages for struct, union and
1281 enum cases to allow for languages in which they have different
1283 * c-format.c (scanf_flag_specs): Separate short and long name of
1284 the assignment suppression feature.
1285 (check_format_types): Localize "pointer" and "different types"
1287 * c-lex.c (lex_number): Localize "an unsigned long int" and
1289 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1291 * c-typeck.c (build_unary_up): Separate messages for increment and
1292 decrement cases to allow for languages in which they use different
1293 articles. Localize the strings "increment" and "decrement" in one
1296 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1298 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1299 when no changes has been made.
1301 * gcse.c (reg_set_bitmap): Turn into reg_set.
1302 (modify_mem_list_set, canon_modify_mem_list_set)
1303 (clear_modify_mem_tables, free_modify_mem_tables): New.
1304 (gcse_main); Use free_modify_mem_tables.
1305 (free_gcse_mem): Likewise; free the bitmaps.
1306 (alloc_gcse_main): Initialize the bitmaps.
1307 (canon_list_insert): Set canon_modify_mem_list_set.
1308 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1309 (compute_hash_table): Use clear_modify_mem_tables.
1310 (reset_opr_set_tables): Likewise.
1311 (oprs_not_set_p): reg_set_bitmap is regset.
1312 (mark_set, mark_clobber): Likewise.
1314 * df.h (DF_EQUIV_NOTES): New constant.
1315 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1318 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1319 (init_regions, schedule_insns): Conditionalize the checking
1320 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1322 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1324 * i386.md (movti_rex64 splitter): Fix condition.
1326 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1328 * configure.in: Do not assume that gas's version number is the
1329 last thing on the first line of as --version output.
1330 * configure: Regenerate.
1332 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1333 MT_WARNING, MT_ERROR, MT_FATAL.
1334 (main): Call gcc_init_libintl.
1335 (v_message): Call gettext on msgid and "warning: "
1336 * tradcif.y: Include intl.h.
1337 (yyerror): Make parameter definition consistent with
1338 prototype. Call gettext on msgid argument.
1340 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1342 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1345 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1347 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1349 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1350 before referencing it.
1352 2001-10-26 DJ Delorie <dj@redhat.com>
1354 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1355 override -G, and force -G0.
1357 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1359 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1360 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1361 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1362 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1364 * loop.h (struct induction): Rename ext_dependant to
1366 * loop.c: Change all uses.
1367 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1368 All callers changed.
1369 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1371 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1373 * c-parse.in (expr_no_commas, primary), c-typeck.c
1374 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1376 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1378 Undo assemble_name change in earlier patch.
1380 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1382 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1383 determining the type of the receiver, do not check that TREE_CODE
1384 of receiver is CALL_EXPR before calling receiver_is_class_object().
1385 (receiver_is_class_object): For the GNU runtime: recognize
1386 the case that the receiver is self in a class method context.
1387 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1388 the receiver is a call to objc_get_class.
1390 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1392 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1394 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1396 * Makefile.in (OBJS): Put all files in alphabetical order.
1398 * dwarf2out.c (add_const_value_attribute): Fix error in last
1401 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1403 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1404 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1406 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1407 (life_analysis): call purge_all_dead_edges after deleting noops.
1408 (delete_noop_move): Do not purge CFG.
1409 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1411 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1413 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1414 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1415 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1416 (ASM_OUTPUT_COMMON): Likewise.
1417 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1418 (rs6000_output_function_epilogue): Likewise.
1419 (output_mi_thunk): Fix typo.
1420 (rs6000_output_symbol_ref): Use assemble_name.
1421 (output_toc): Likewise.
1422 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1423 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1424 assemble_name calls STRIP_NAME_ENCODING.
1425 (ASM_OUTPUT_LABEL): Use assemble_name.
1426 (ASM_GLOBALIZE_LABEL): Likewise.
1427 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1428 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1429 (ASM_OUTPUT_LOCAL): Likewise.
1431 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1433 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1434 (expand_builtin_apply, expand_builtin_return): Likewise.
1435 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1437 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1439 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1440 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1441 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1442 configure, configure.in, except.c, except.h, flow.c, function.c,
1443 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1444 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1445 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1446 unroll.c: Fix spelling errors.
1448 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1450 * doc/gcc.texi: Document use of "dependent" and American spelling.
1452 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1454 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1457 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1459 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1461 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1463 * genrecog.c (write_switch): Output if before switch for
1464 DT_elt_zero_wide_safe.
1466 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1469 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1470 (FUNCTION_PROFILER): Const-ify.
1471 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1472 (eliminate_constant_term, assemble_name, output_addr_const):
1473 Remove declarations.
1474 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1475 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1476 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1477 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1478 (half_pic_declare, half_pic_external): Const-ify.
1479 * toplev.c: Include "halfpic.h".
1481 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1483 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1484 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1485 config/i386/i386.c, config/i386/i386-interix.h,
1486 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1487 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1488 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1489 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1490 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1491 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1492 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1495 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1496 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1497 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1498 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1499 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1500 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1501 system.h, toplev.c: Fix spelling errors.
1503 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1505 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1507 * dwarf2out.c (reg_number): Abort if pseudo.
1508 (reg_loc_descriptor): Return 0 if pseudo.
1509 (is_based_loc): Return 0 if pseudo.
1510 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1512 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1513 (loc_descriptor): Return 0 if can't find location and handle 0
1514 return from recursive calls.
1515 (loc_descriptor_from_tree): Likewise.
1516 Fix handling of indirect.
1517 Also return 0 for PLACEHOLDER_EXPR.
1518 Clean up COMPONENT_REF cases.
1519 (add_AT_location_descriptor): Simplify, but handle 0 return from
1521 (add_const_value_attribute): Avoid shift count warning.
1522 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1523 Set comp_unit_die as context if not in function.
1525 * config/mips/mips-protos.h: Break up long lines.
1526 Remove needless #ifdef/#endif blocks.
1527 Don't declare functions declared in file made by genpreds or recog.h.
1528 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1529 is now HOST_WIDE_INT; delete unneeded casts.
1530 * config/mips/mips.h: Don't use #elif.
1532 * expr.c (stor_constructor_field): Always call adjust_address.
1533 Copy TARGET before changing its alias set.
1534 (store_field): Likewise, for TO_RTX.
1535 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1537 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1538 (find_placeholder): Return 0 if can't find object.
1539 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1542 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1544 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1546 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1548 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1549 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1550 (merge_blocks): Properly udpate life after making edge nonfallthru.
1551 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1553 2001-10-26 Kazu Hirata <kazu@hxi.com>
1555 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1557 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1559 * c-typeck.c (convert_arguments): When comparing for enumeral
1560 type equality, use TYPE_MAIN_VARIANT.
1561 * gcc.dg/Wconversion.c: New tests.
1563 2001-10-26 Kazu Hirata <kazu@hxi.com>
1565 * s390/s390.c: Fix comment typos.
1566 * s390/s390.h: Likewise.
1567 * s390/s390.md: Likewise.
1569 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1571 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1572 (walk_tree): Use it for tail calls where appropriate.
1574 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1576 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1577 non-local label_refs.
1579 2001-10-26 Kazu Hirata <kazu@hxi.com>
1581 * config/h8300/h8300.md (4 anonymous patterns): New.
1583 2001-10-26 Kazu Hirata <kazu@hxi.com>
1585 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1586 algorithm through the shift_info structure.
1587 (emit_a_shift): Update the use of get_shift_alg.
1589 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1591 * sched-rgn.c: Remove bitset typedef.
1592 Change bitset to sbitmap in prototypes / variable types.
1594 Remove edgeset_bits.
1595 Remove edgeset_size.
1596 s/BITSET_ADD/SET_BIT/g
1597 s/BITSET_INVERT/sbitmap_ones/g
1598 s/BITSET_INTER/sbitmap_a_and_b/g
1599 s/BITSET_UNION/sbitmap_a_or_b/g
1600 s/BITSET_DIFFER/sbitmap_difference/g
1601 s/bitset_member/TEST_BIT/g
1602 (BITSET_*): Removed.
1603 (bitset_member): Removed.
1604 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1605 EXECUTE_IF_SET_IN_SBITMAP.
1606 (split_edges): Rewrite, use sbitmap functions instead of bitset
1608 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1610 2001-10-26 Andreas Schwab <schwab@suse.de>
1612 * reload1.c (emit_input_reload_insns): Fix parens in last
1613 (undocumented) change that was supposed to change only whitespace.
1615 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1617 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1619 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1622 2001-10-26 Andreas Jaeger <aj@suse.de>
1624 * flow.c (clear_log_links): Remove unused variable.
1625 * cfgcleanup.c (cleanup_cfg): Likewise.
1627 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1629 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1630 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1632 2001-10-26 Richard Henderson <rth@redhat.com>
1634 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1635 rename PV_REG to R27_REG.
1636 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1637 (REG_CLASS_FROM_LETTER): Update.
1638 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1639 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1640 (udivsi3, modsi3, umodsi3): Likewise.
1641 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1643 2001-10-26 Richard Henderson <rth@redhat.com>
1645 * cfg.c (clear_aux_for_blocks): Split out of ...
1646 (free_aux_for_blocks): here.
1647 (clear_aux_for_edges): Split from ...
1648 (free_aux_for_edges): here.
1649 * basic-block.h: Declare them.
1650 * lcm.c (compute_antinout_edge): Use them.
1651 (compute_laterin, compute_available, compute_nearerout): Likewise.
1652 (optimize_mode_switching): Likewise.
1654 2001-10-26 Richard Henderson <rth@redhat.com>
1656 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1657 moving everything back to the main build directory.
1659 2001-10-26 Christopher Faylor <cgf@redhat.com>
1661 * config/i386/cygwin.h: Search target specfic include directory, if
1664 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1666 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1667 of macro guards. Fix #endif comment.
1669 * output.h (default_exception_section, default_eh_frame_section):
1670 Move prototypes outside of macro guard.
1672 * crtstuff.c: Fix #endif comment.
1674 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1676 * doc/md.texi (movMM): Clarify semantics of storing into a
1677 non-paradoxical SUBREG.
1679 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1681 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1682 (lang_hook_default_get_alias_set): Move next to other alias
1684 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1685 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1686 (LANG_HOOKS_INITIALIZER): Add it.
1687 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1688 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1689 instead of a loop calling poplevel.
1691 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1693 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1694 occurrences of #elif with #if...#endif.
1696 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1698 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1700 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1702 * alias.c (can_address_p): No longer static.
1703 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1704 Return 0 if all parameters are default values.
1705 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1706 (adjust_address_1): Try harder to compute a size.
1707 * expr.c (expand_assignment, store_constructor): If can't address,
1708 set MEM_KEEP_ALIAS_SET_P.
1709 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1710 (store_field): Likewise.
1711 (store_constructor): Simplify call to store_constructor_field.
1712 * expr.h (can_address_p): New declaration.
1713 * gensupport.c (gen_rtx_CONST_INT): New function.
1714 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1715 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1716 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1718 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1720 2001-10-24 Christopher Faylor <cgf@redhat.com>
1722 * config/i386/cygwin.h: Use proper path for mingw crt files when
1725 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1727 * dwarf2out.c (file_info_cmp): Always return consistent results.
1729 2001-10-24 Roger Sayle <roger@eyesopen.com>
1731 * stmt.c (expand_end_case): Index jumptables from zero for
1732 suitably small values of minval.
1734 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1736 * stor-layout.c (place_union_field): If any field was aligned with
1737 attribute aligned, set record type's TYPE_USER_ALIGN.
1738 (place_field): Likewise.
1739 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1740 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1742 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1744 * c-common.h (struct c_common_identifier): Remove rid_code field.
1745 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1747 * c-typeck.c (constructor_designated): New local flag.
1748 (struct constructor_stack): Add "designated" field to match.
1749 (start_init): Clear it.
1750 (really_start_incremental_init, push_init_level): Push and
1752 (pop_init_level): Pop it.
1753 (set_designator): Set it.
1755 (pop_init_level): Suppress "missing initializer" warnings if
1756 constructor_designated is true.
1757 (process_init_element): Suppress warning about union
1758 initialization under traditional C, if constructor_designated
1761 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1763 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1766 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1768 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1770 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1772 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1773 the node was already a set to a constant.
1775 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1777 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1778 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1780 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1782 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1783 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1784 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1785 * s390.c (s390_final_chunkify): Don't use string concatenation.
1786 (s390_function_prologue, s390_function_epilogue): Const-ify.
1787 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1789 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1791 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1794 2001-10-23 Stan Shebs <shebs@apple.com>
1796 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1797 -traditional-cpp in first-stage compilation.
1799 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1801 * gensupport.c (target_flags): Add.
1803 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1805 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1807 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1808 * except.c (expand_builtin_frob_return_addr): Likewise.
1809 (expand_builtin_eh_return): Likewise.
1810 * stmt.c (expand_computed_goto): Likewise.
1811 * explow.c (memory_address): Likewise.
1812 (allocate_dynamic_stack_space): Clean up predicate testing.
1813 (probe_stack_range): Convert SIZE to Pmode.
1814 * calls.c (rtx_for_function_call): Only call convert_memory_address
1816 Pass function call operand as ptr_mode, not Pmode.
1817 * expr.c (expand_assignment): Clean up calls to convert_memory
1818 address by only doing so when needed and making offsets Pmode.
1819 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1820 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1821 is in Pmode, not ptr_mode.
1823 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1825 * darwin-protos.h (constructor_section, destructor_section,
1826 mod_init_section, mod_term_section): Prototype.
1827 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1829 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1831 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1832 objc_section_init declaration.
1833 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1834 (objc_section_init, try_section_alias): Make static.
1835 (alias_section): Make static and hide unused function.
1836 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1838 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1840 * alias.c (can_address_p): Compnonents are not addressable if
1841 the containing type has alias set 0.
1842 (get_alias_set): Rework to use STRIP_NOPS.
1843 Only call front-end routine on object, type, or object with
1844 NOPs stripped, not inner values.
1845 Use language hook to call front-end routine.
1846 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1847 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1848 Don't pass alignment to emit_block_move.
1849 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1850 (expand_builtin_memset): Likewise, but for clear_storage.
1851 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1852 and remove C++ specific parts.
1853 * c-common.h (c_common_get_alias_set): Add declaration.
1854 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1855 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1856 (save_fixed_argument_area): Call set_mem_align.
1857 Remove alignment in call to emit_block_move.
1858 (emit_library_call_value_1, store_one_arg): Likewise.
1859 (target_for_arg): Remove; disabled long ago.
1860 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1861 once and similar cleanups.
1862 (offset_address): Use proper introductory comment.
1863 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1864 from explicit operand; all callers changed.
1865 (clear_storage): Likewise.
1866 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1867 (store_field): Remove kludge on alias set used for to_rtx.
1868 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1869 (expand_expr_unaligned): Call set_mem_attributes instead of
1871 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1872 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1873 (expand_function_end): Track MEM attributes of trampolines.
1874 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1875 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1876 attributes from original.
1877 * langhooks.c (lang_hook_default_get_alias_set): New function.
1878 (hook_get_alias_set_0): New function.
1879 * langhooks.h (hook_get_alias_set_0): New declaration.
1880 (lang_hook_default_get_alias_set): Likewise.
1881 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1882 * reload1.c (alter_reg): Use adjust_address_nv.
1883 * rtl.c (get_mode_alignment): Moved to here.
1884 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1885 change default if unknown from 1 to BITS_PER_UNIT.
1886 * stor-layout.c (get_mode_alignment): Remove from here.
1887 * toplev.h (struct lang_hoks): Add get_alias_set field.
1888 * tree.h (lang_get_alias_set): Delete declaration.
1889 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1890 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1891 (ix86_va_arg): Likewise.
1892 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1893 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1894 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1895 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1896 (expand_block_move_mem): Remove dead code.
1898 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1900 * c-common.c (warn_div_by_zero): New.
1901 * c-common.h (warn_div_by_zero): New.
1902 * c-decl.c (c_decode_option): Take it on the command line.
1903 * c-typeck.c (build_binary_op): Warn about division by zero.
1904 * doc/invoke.texi: Document the new command line option, fix
1905 documentation of -Wmultichar.
1906 * testsuite/gcc.dg/divbyzero.c: New tests.
1907 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1909 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1911 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1913 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1914 to avoid update_life_info call.
1915 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1916 * cfgcleanup.c (bb_flags): New enum.
1917 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1918 (notice_new_block, update_forwarder_flag): New functions.
1919 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1920 (try_forward_edges): Likewise; update flags.
1921 (merge_blocks): Likewise.
1922 (outgoing_edges_match): Likewise.
1923 (try_crossjump_to_edge): Likewise.
1924 (try_optimize_cfg): Likewise; initialize and clear the flags;
1925 recompute life info if needed.
1926 (cleanup_cfg): No need to clear aux pointers.
1928 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1930 * config/i386/i386.c (override_options): Default to minimum
1931 stack alignment when optimizing for code size.
1932 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1935 * config/i386/i386.c (override_options): Set upper limit of
1936 -mpreferred-stack-boundary to 12.
1938 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1940 * recog.c (peephole2_optimize): Add default case to switch.
1942 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1944 * doc/gcc.texi (Sending Patches): Remove.
1946 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1948 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1949 fields when comparing.
1951 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1953 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1954 * arm.c (HOST_INT, HOST_UINT): Likewise.
1956 2001-10-22 Stan Shebs <shebs@apple.com>
1958 * config/darwin-protos.h (darwin_exception_section): Declare.
1959 (darwin_eh_frame_section): Declare.
1961 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1963 * i386.md (movti_rex64): Fix mode.
1965 2001-10-22 Stan Shebs <shebs@apple.com>
1967 * target.h (struct gcc_target): Add asm_out.exception_section,
1968 asm_out.eh_frame_section.
1969 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1970 (TARGET_ASM_EH_FRAME_SECTION): New.
1971 (TARGET_INITIALIZER): Update.
1972 * output.h (default_exception_section): Declare.
1973 (default_eh_frame_section): Declare.
1974 * dwarf2out.c: Include target.h.
1975 (output_call_frame_info): Call target hook for eh frames.
1976 (default_eh_frame_section): New function.
1977 * except.c: Include target.h.
1978 (output_function_exception_table): Call target hook for exception
1980 * varasm.c (default_exception_section): Rename from
1981 exception_section, remove EXCEPTION_SECTION macro.
1983 * config/darwin.h (darwin_eh_frame_section): New function.
1984 (EXCEPTION_SECTION): Remove.
1985 (TARGET_ASM_EXCEPTION_SECTION): Define.
1986 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1987 (nextstep_exception_section): New function.
1988 (nextstep_eh_frame_section): New function.
1989 (TARGET_ASM_EXCEPTION_SECTION): Define.
1990 (TARGET_ASM_EH_FRAME_SECTION): Define.
1992 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1993 (TARGET_ASM_EXCEPTION_SECTION): Define.
1994 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1995 (EXCEPTION_SECTION): Remove.
1996 (TARGET_ASM_EXCEPTION_SECTION): Define.
1997 * config/stormy16/stormy16.h: Remove comments referencing
1998 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2000 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2001 TARGET_ASM_EH_FRAME_SECTION.
2003 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2005 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2008 * c-format.c: Fix spelling typo in comment.
2010 * sched-int.h: Fix typo in GCC preamble.
2012 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2015 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2017 2001-10-22 Richard Henderson <rth@redhat.com>
2019 * config/i386/i386.c (ix86_expand_clear): New.
2020 * config/i386/i386-protos.h: Declare it.
2021 * config/i386/i386.md (setcc peep2s): Use it.
2022 (movsi_xor): Unexport.
2024 2001-10-22 Richard Henderson <rth@redhat.com>
2026 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2027 free_EXPR_LIST_list for LOG_LINKS.
2029 2001-10-21 Robert Lipe <robertlipe@usa.net>
2031 * config/i386/i386.c (sco_asm_named_section): Delete.
2032 (sco_asm_out_constructor): Delete.
2033 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2034 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2035 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2036 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2037 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2039 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2041 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2042 and/or fold extra calls into fewer ones.
2043 * collect2.c (dump_file): Likewise.
2044 * cppexp.c (parse_number): Likewise.
2045 * cpplex.c (_cpp_lex_direct): Likewise.
2046 * final.c (output_asm_insn, asm_fprintf): Likewise.
2047 * fix-header.c (inf_scan_ident, main): Likewise.
2048 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2050 * fold-const.c (real_hex_to_f): Likewise.
2051 * gen-protos.c (parse_fn_proto): Likewise.
2052 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2053 * genrecog.c (change_state, write_action): Likewise.
2054 * gensupport.c (shift_output_template): Likewise.
2055 * local-alloc.c (requires_inout): Likewise.
2056 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2057 * protoize.c (is_id_char, main): Likewise.
2058 * real.c (asctoeg): Likewise.
2059 * recog.c (asm_operand_ok): Likewise.
2060 * reload.c (find_reloads): Likewise.
2061 * scan.c (scan_identget_token): Likewise.
2062 * sched-vis.c (print_value): Likewise.
2063 * stringpool.c (ggc_alloc_string): Likewise.
2064 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2065 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2066 * tradcpp.c (rescan): Likewise.
2067 * tree.c (clean_symbol_name): Likewise.
2068 * varasm.c (decode_reg_name): Likewise.
2070 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2071 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2072 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2073 * m88k.c (output_ascii): Likewise.
2074 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2075 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2076 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2077 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2079 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2081 * langhooks.c (lang_hook_default_do_nothing,
2082 lang_hook_default_decode_option): New defaults.
2083 * langhooks.h: Make hooks unconditional and non-NULL.
2084 * toplev.c (compile_file, toplev_main): Update.
2085 * toplev.h: Update comments.
2086 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2088 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2092 * system.h (IN_RANGE): New macro.
2094 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2096 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2097 INTLDEPS variable, which does not include $LIBICONV.
2098 * Makefile.in: Use INTLDEPS in LIBDEPS.
2099 * configure: Regenerate.
2101 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2103 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2104 * cpplex.c (lex_percent, lex_dot): Remove.
2105 (get_effective_char, skip_block_comment, skip_line_comment,
2106 parse_identifier_slow, parse_number, parse_string, save_comment,
2107 _cpp_lex_direct): Update to do lookback freely.
2108 (IF_NEXT_IS, BACKUP): New macros.
2109 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2110 * cppmacro.c (paste_tokens): Update.
2112 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2114 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2116 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2118 * reload1.c (reload): Check CONSTANT_P before calling
2119 LEGITIMATE_PIC_OPERAND_P.
2120 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2121 workaround of 2001-10-13.
2123 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2125 * i386.c (split_di): Handle splitting of DFmode.
2127 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2129 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2130 (adjust_address_1, offset_address): Likewise.
2132 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2133 (output_asm_insn): Call it for each line output.
2134 Don't record an operand more than once.
2136 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2137 * main.c: Include config.h and system.h, but not ansidecl.h.
2138 * Makefile.in (main.o): Update accordingly.
2140 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2142 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2144 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2146 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2147 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2149 (find_sub_basic_blocks): ... here;
2150 (find_many_sub_basic_blocks): New.
2151 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2153 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2155 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2157 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2159 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2160 * flow.c (update_life_info): Measure time.
2161 * c-decl.c: Include timevar.h
2162 (c_expand_body): Measure time.
2163 * toplev.c (rest_of_compilation): Measure time of mode switching
2165 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2167 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2168 (lang_independent_options): Add asynchronous-unwind-tables
2169 (toplev_main): flag_asynchronous_unwind_tables implies
2171 * flags.h (flag_asynchronous_unwind_tables): Declare.
2172 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2173 flag_asynchronous_unwind_tables.
2174 (output_call_frame_info): Likewise.
2175 * invoke.texi (-fasynchronous-unwind-tables): Document.
2176 * i386.c (optimization_options): Enable
2177 flag_asynchronous_unwind_tables.
2179 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2180 * i386.md (s* expanders): Destination is QImode.
2182 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2183 * rtl.h (clear_log_links): Kill.
2184 * flow.c (clear_log_links): Make static; accept blocks parameter;
2185 do no clear life info.
2186 (update_life_info): Call clear_log_links.
2188 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2190 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2192 * cpplex.c (handle_newline, skip_escaped_newlines,
2193 get_effective_char, skip_block_comment, skip_line_comment,
2194 parse_identifier_slow, parse_number, parse_string,
2195 _cpp_lex_direct): Update to do more stepping back.
2196 (trigraph_ok): Similarly. Rename trigraph_p.
2197 (SAVE_STATE, RESTORE_STATE): Remove.
2198 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2200 * cpplib.c (destringize): Rename destringize_and_run, and
2201 call run_directive directly.
2202 (_cpp_do__Pragma): Simplify.
2204 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2206 * pe.c (arm_pe_unique_section): Const-ify.
2207 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2208 (switch_to_section): Add static prototype.
2210 * output.h (drectve_section): Prototype.
2212 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2214 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2215 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2216 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2217 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2218 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2219 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2220 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2221 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2222 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2223 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2224 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2225 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2226 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2227 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2228 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2229 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2230 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2231 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2232 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2233 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2234 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2235 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2236 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2237 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2238 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2239 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2240 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2241 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2242 v850-*-*): Delete superflous ${cpu_type} setting.
2243 * config/linux.h: Delete svr4.h include.
2244 (SET_ASM_OP): Delete.
2245 * config/netware.h (INT_ASM_OP): Undef before define.
2246 * config/ptx4.h: Delete elfos.h include.
2247 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2248 * config/svr4.h: Delete elfos.h include. Update commentary.
2249 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2250 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2251 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2252 config/v850/v850.h: Delete svr4.h include.
2253 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2254 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2255 config/sparc/sysv4.h: Update includes.
2256 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2257 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2258 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2259 config/m88k/dguxbcs.h: Delete includes.
2260 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2261 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2262 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2264 * config/m88k/dgux.h: Delete include.
2265 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2267 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2268 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2269 * config/sh/elf.h: Update include.
2270 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2271 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2273 2001-10-19 Catherine Moore <clm@redhat.com>
2275 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2276 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2277 base and count fields.
2278 (stormy16_expand_builtin_va_start): last_reg_count changed to
2279 size_of_reg_args. Use count + size in first comparison.
2281 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2283 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2284 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2285 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2286 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2287 Set alignment from type if INDIRECT_REF.
2288 (adjust_address_1, offset_address): Simplify alignment compuitation.
2289 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2290 here; done by set_mem_attributes.
2292 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2295 * arm-protos.h (rdata_section, zero_init_section, common_section):
2297 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2298 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2299 traditional mode stringification.
2300 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2301 in macros controling its use.
2302 * rtlanal.c: Include tm_p.h.
2303 * varasm.c (asm_output_aligned_bss): Mark parameter with
2305 (assemble_constant_align, assemble_start_function, assemble_align,
2306 assemble_variable, assemble_trampoline_template,
2307 output_constant_def_contents): Wrap potentially empty if-stmt body
2310 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * a29k-protos.h (literal_section): Prototype.
2313 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2314 * a29k.md: Ensure function pointers are prototyped.
2315 * genattrtab.c (write_eligible_delay): Mark parameter with
2318 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2320 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2321 * 1750a.c (print_operand): Fix format specifier warning.
2322 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2323 * 1750a.md: Likewise.
2324 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2325 * genemit.c (output_add_clobbers): Mark parameter with
2327 * genrecog.c (write_subroutine): Likewise.
2328 * integrate.c (expand_inline_function): Delete unused variable.
2329 * varasm.c (remove_from_pending_weak_list): Wrap with
2332 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2334 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2335 field is different to previous argument's neg field.
2337 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2339 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2341 * final.c (get_decl_from_op): New function.
2342 (output_asm_insn): Call it; write "*" when item with decl is address.
2344 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2346 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2347 about 64-bit support from the 3.0_branch version.
2349 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2351 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2352 USE_INCLUDED_LIBINTL when appropriate.
2353 * configure, config.in: Regenerate.
2354 * Makefile.in (datadir): Set to @datadir@.
2355 (intl.o): Also depend on $(CONFIG_H) and system.h.
2357 * intl.c: Factor out common gettext initialization sequence.
2358 (gcc_init_libintl): New function.
2359 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2360 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2361 off NLS. Add multiple include guard. No need to #ifdef-guard
2362 an #undef. Prototype gcc_init_libintl here.
2364 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2365 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2366 Use gcc_init_libintl.
2368 2001-10-19 Catherine Moore <clm@redhat.com>
2370 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2372 * config/stormy16/stormy16.c (stormy16_split_move): Make
2373 sure that REG_INC notes are present for auto_inc operands.
2375 2001-10-19 Andreas Jaeger <aj@suse.de>
2377 * configure: Regenerated.
2378 * configure.in: Add x86_64 to switch statements.
2380 2001-10-18 Richard Henderson <rth@redhat.com>
2382 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2383 address into $27 explicitly.
2384 (sibcall_value_osf_1): Likewise.
2386 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2388 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2389 (offset_address): New function.
2390 (free_emit_status): Free regno_decl.
2391 (init_emit): Pass proper number of elements to xcalloc.
2392 Allocate regno_decl.
2393 (mark_emit_status): Mark regno_decl values.
2394 * expr.c (highest_pow2_factor): New function.
2395 (expand_assigment): Use it and offset_address.
2396 Properly handle ptr_mode vs. Pmode in offset calculation.
2397 (store_constructor, expand_expr_unaligned): Likewise.
2398 (expand_expr, case COMPONENT_EXPR): Likewise.
2399 * expr.h (offset_address): New decl.
2400 * function.h (struct emit_status): Add regno_decl.
2401 (REGNO_DECL): New macro.
2402 * final.c (output_asm_name): Move in file and don't conditionalize
2403 on flag_print_asm_name.
2404 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2405 Output names of operands, if known.
2406 * function.c (assign_parms): Set REGNO_DECL.
2407 * integrate.c (integrate_decl_tree): Likewise.
2408 * stmt.c (expand_decl): Likewise.
2409 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2411 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2413 * attribs.c (handle_noinline_attribute): New function.
2414 (handle_used_attribute): Likewise.
2415 (c_common_attribute_table): Added noinline and used.
2416 * doc/extend.texi (Function Attributes): Document them.
2417 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2418 Warn when merging inline with attribute noinline.
2419 (start_decl, start_function): Warn if inline and attribute
2420 noinline appear in the same declaration.
2422 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2424 * config.gcc: Update c4x and i370 for C front end-specific
2426 * config/c4x/c4x-c.c: New.
2427 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2428 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2430 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2431 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2433 (c4x_init_pragma): Remove.
2434 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2435 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2436 c4x_pr_ignored): Move to c4x-c.c.
2437 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2438 * config/c4x/t-c4x: Update.
2439 * config/i370/i370-c.c: New.
2440 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2441 (i370_pr_map): Move to i370-c.c.
2442 * config/i370/t-i370: New.
2444 * doc/tm.texi: Update.
2446 2001-10-17 Stan Shebs <shebs@apple.com>
2448 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2449 typo fixes throughout.
2450 (machopic_output_stub): Remove some dead code.
2452 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2454 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2457 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2459 * Makefile.in (print-rtl.o): Depend on TREE_H.
2460 * alias.c (get_alias_set): Make two passes over objects to first
2461 see if inner object is access via restricted pointer.
2462 Defer allocating alias set for restricted pointer until here.
2463 Call find_placeholder with second arg nonzero.
2465 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2466 set for restricted pointer types.
2467 * emit-rtl.c (set_mem_attributes): Set more attributes.
2468 (set_mem_align, change_address, adjust_address_1): New functions.
2469 (change_address_1): Now static.
2470 (adjust_address, adjust_address_nv): Deleted.
2471 (replace_equiv_address): Call change_address_1.
2472 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2473 (find_placeholder): Get starting point from PLIST arg.
2474 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2475 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2476 (adjust_address, adjust_address_nv): New macros.
2477 * print-rtl.c (tree.h): New include.
2478 (print_rtx, case MEM): Print all memory attributes.
2480 2001-10-17 Richard Henderson <rth@redhat.com>
2482 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2484 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2486 * c-tree.texi: Eliminate duplicated word.
2487 * cpp.texi: Likewise.
2488 * install.texi: Likewise.
2489 * invoke.texi: Likewise.
2490 * tm.texi: Likewise.
2492 2001-10-17 Michael Collison <collison@isisinc.net>
2494 * dsp16xx.c: Fix comment formatting to match GNU standards.
2495 (dsp16xx_output_function_prologue): Change type of 'size'
2496 parameter from 'int' to HOST_WIDE_INT.
2497 (dsp16xx_output_function_epilogue): Change type of 'size'
2498 parameter from 'int' to HOST_WIDE_INT.
2500 2001-10-16 Richard Henderson <rth@redhat.com>
2502 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2503 * configure, config.in: Rebuild.
2505 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2506 (ix86_output_addr_diff_elt): New.
2507 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2508 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2509 (JUMP_TABLES_IN_TEXT_SECTION): New.
2510 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2511 * config/i386/i386-protos.h: Update.
2513 * config/i386/386bsd.h, config/i386/beos-elf.h,
2514 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2515 config/i386/i386-interix.h, config/i386/i386elf.h,
2516 config/i386/linux.h, config/i386/netbsd-elf.h,
2517 config/i386/netbsd.h, config/i386/openbsd.h,
2518 config/i386/ptx4-i.h, config/i386/rtemself.h,
2519 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2520 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2522 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2524 * stmt.c (expand_asm_operands): Update commentary.
2526 2001-10-16 Stan Shebs <shebs@apple.com>
2528 * config/darwin.h (GCC_NAME): Remove, no longer used.
2529 (NO_MATH_LIBRARY): Ditto.
2530 (MATH_LIBRARY): Define to emptiness.
2531 (DWARF2_DEBUGGING_INFO): Define.
2532 (PREFERRED_DEBUGGING_TYPE): Define.
2533 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2534 (EXCEPTION_SECTION): Define.
2535 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2536 * config/darwin.c (darwin_encode_section_info): Handle case of
2537 DECL_INITIAL being error_mark_node.
2539 2001-10-16 Richard Henderson <rth@redhat.com>
2541 * alpha.c (current_file_function_operand): Don't fail for profiling.
2542 (direct_call_operand): New.
2543 * alpha-protos.h: Declare it.
2544 * alpha.h (EXTRA_CONSTRAINT): Use it.
2545 (PREDICATE_CODES): Add it.
2546 (ASM_OUTPUT_MI_THUNK): Remove.
2547 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2548 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2550 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2552 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2553 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2555 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2557 * cfg.c (free_edge): Break out from ....
2558 (remove_edge): ... here.
2559 (clear_edges): Use free_edge.
2561 * att.h (ASM_QUAD): Add comment.
2562 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2564 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2566 * i386.c (split_ti): New function.
2567 (ix86_split_to_parts): Support TImodes.
2568 * i386.h (VALID_INT_MODE_P): Add TImode.
2569 * i386.md (movdi splitter): Fix.
2570 (movti): Support 64bit integer registers.
2571 (movti_rex64): New function and splitter.
2573 * i386.c (*_cost): Add movsx/movzx cost.
2574 * i386.h (struct processor_costs): Add movsx/movzx fields.
2575 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2576 64bit operations require split on 64bit machine.
2577 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2579 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2580 (ix86_expand_move): Avoid pushes of memory if size does not match;
2581 move long constants to register.
2582 (x86_initialize_trampoline): Fix mode.
2583 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2584 Use ASM_QUAD on 64bit.
2585 * i386.md (test pattern): Disallow impossible constants.
2586 (tablejump PIC expander): Fix emitting of sum.
2587 (movdicc_rex64): Rename to movdicc.
2588 * linux64.h (LINK_SPEC): Add missing '%'.
2590 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2592 * tree-inline.c (inlinable_function_p): Leave it up to the
2593 front-end to turn -finline-functions into DECL_INLINE set for all
2596 2001-10-16 Stan Shebs <shebs@apple.com>
2598 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2600 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2602 * recog.c: Formatting and comment typo fixes.
2604 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2605 version in single tree build.
2606 * configure: Regenerate.
2608 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2610 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2611 MODE arguments to gen_rtx and compare operand with const0_rtx.
2613 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2615 * system.h: Poison old unused target macros.
2616 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2617 * config/stormy16/stormy16.c: Update references to obsolete macros.
2618 * config/stormy16/stormy16.h: Similarly.
2619 * config/stormy16/stormy16.md: Similarly.
2620 * config/cris/cris.h: Similarly.
2622 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2624 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2625 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2626 cpp_register_pragma): Update accordingly.
2628 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2630 * c-pragma.h (cpp_register_pragma_space): Remove.
2631 * cpplib.h (cpp_register_pragma_space): Remove.
2632 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2633 (cpp_register_pragma_space): Remove.
2634 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2636 (do_pragma): Similarly.
2637 (_cpp_init_internal_pragmas): Don't register namespaces.
2639 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2640 Don't register namespaces.
2641 * cp/lex.c (init_cp_pragma): Similarly.
2642 * doc/tm.texi: Update.
2644 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2647 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2649 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2651 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2652 add scheduling support.
2653 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2654 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2655 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2658 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2660 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2661 missing CONSTANT_P test in core GCC.
2663 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2665 * cppmain.c (struct printer): New member source.
2666 (scan_translation_unit): Fix spacing at start of lines.
2667 (cb_line_change): Update.
2669 * gcc.dg/cpp/spacing2.c: New test.
2671 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2673 * config/cris/arit.c: Use __builtin_labs, not abs.
2675 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2677 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2678 misplaced sprintf and fprintf argument.
2680 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2682 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2683 * configure.in, Makefile.in: Take out obsolete check-po logic.
2684 * configure, config.in: Regenerate.
2686 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2688 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2689 symtab declarations.
2691 2001-10-12 Stan Shebs <shebs@apple.com>
2693 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2694 declarations of arguments and local variables.
2696 2001-10-12 Christopher Faylor <cgf@redhat.com>
2698 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2699 ENDFILE_SPEC definition.
2701 2001-10-12 Kazu Hirata <kazu@hxi.com>
2703 * gthr-dce.h: Fix comment formatting.
2704 * gthr-posix.h: Likewise.
2705 * gthr-single.h: Likewise.
2706 * gthr-solaris.h: Likewise.
2707 * gthr-vxworks.h: Likewise.
2708 * gthr-win32.h: Likewise.
2710 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2712 * final.c (output_asm_insn): Make sure assembly dialects are
2713 terminated, not nested. Output `|' and `}' characters if they
2714 don't appear inside assembly dialect selection.
2715 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2716 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2717 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2718 strsetsi_rex_1): Add {} braces.
2720 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2722 * toplev.c (compile_file): Ignore return value from yyparse.
2723 Always pop any nested binding levels after yyparse returns.
2725 2001-10-11 Richard Henderson <rth@redhat.com>
2727 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2729 2001-10-11 Richard Henderson <rth@redhat.com>
2731 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2732 fall back to add_AT_long_long for large CONST_INT.
2734 2001-10-11 Richard Henderson <rth@redhat.com>
2736 * config/i386/i386.md (setcc splitters): Add four splitters to
2737 simplify compound compares that simplify_comparison can't handle.
2739 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2741 * cpplex.c (digraph_spellings, token_spellings): Make static.
2743 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2745 * unroll.c (loop_iterations): Fixup last patch.
2747 2001-10-11 Richard Henderson <rth@redhat.com>
2749 * rtl.h (REG_VTABLE_REF): New.
2750 * rtl.c (reg_note_name): Add it.
2751 * combine.c (distribute_notes): Handle it.
2752 * final.c (final_scan_insn): Handle it.
2753 * tree.def (VTABLE_REF): New.
2754 * expr.c (expand_expr): Handle it.
2755 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2756 * output.h: Declare them.
2758 2001-10-11 Richard Henderson <rth@redhat.com>
2760 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2763 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2765 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2766 available in 64-bit mode.
2768 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2770 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2771 cris-*-linux* cases.
2772 * config/cris/cris-protos.h: New file.
2773 * config/cris/cris.c: New file.
2774 * config/cris/cris.h: New file.
2775 * config/cris/cris.md: New file.
2776 * config/cris/linux.h: New file.
2777 * config/cris/aout.h: New file.
2778 * config/cris/arit.c: New file.
2779 * config/cris/cris_abi_symbol.c: New file.
2780 * config/cris/mulsi3.asm: New file.
2781 * config/cris/t-aout: New file.
2782 * config/cris/t-cris: New file.
2783 * config/cris/t-elfmulti: New file.
2784 * config/cris/t-linux: New file.
2785 * doc/invoke.texi: Add CRIS options.
2786 * doc/install.texi (Specific): Add blurb for CRIS.
2788 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2790 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2792 * config/float/i32.h: Likewise.
2793 * config/float-i386.h: Likewise.
2794 * config/float-i64.h: Likewise.
2795 * config/float-m68k.h: Likewise.
2796 * config/float-sh.h: Likewise.
2797 * config/float-sparc.h: Likewise.
2799 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2801 * doc/contrib.texi: Add note about CRIS port to my entry.
2803 2001-10-11 Kazu Hirata <kazu@hxi.com>
2805 * basic-block.h: Fix formatting.
2806 * bitmap.h: Likewise.
2807 * cpplib.h: Likewise.
2808 * c-tree.h: Likewise.
2809 * diagnostic.h: Likewise.
2810 * flags.h: Likewise.
2812 * longlong.h: Likewise.
2814 * reload.h: Likewise.
2818 2001-10-10 Richard Henderson <rth@redhat.com>
2820 * c-parse.in (asm_operand): Allow named operands.
2821 * genconfig.c (max_recog_operands): Set to 29.
2822 * local-alloc.c (requires_inout): Skip multiple digits.
2823 * recog.c (asm_operand_ok): Likewise.
2824 (preprocess_constraints): Use strtoul for matching constraints.
2825 (constrain_operands): Likewise.
2826 * regmove.c (find_matches): Likewise.
2827 * reload.c (find_reloads): Likewise.
2828 * stmt.c (parse_output_constraint): Don't reject in-out
2829 constraint on operands > 9. Reject '[' in constraint.
2830 (expand_asm_operands): Handle named operands. Use strtoul
2831 for matching constraints.
2832 (check_operand_nalternatives): Split out from expand_asm_operands.
2833 (check_unique_operand_names): New.
2834 (resolve_operand_names, resolve_operand_name_1): New.
2836 * doc/extend.texi (Extended Asm): Document named operands.
2837 * doc/md.texi (Simple Constraints): Document matching constraints
2840 2001-10-10 Richard Henderson <rth@redhat.com>
2842 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2844 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2845 (jcc splitters): Add two splitters to simplify compound compares
2846 that simplify_comparison can't handle.
2848 2001-10-10 Richard Henderson <rth@redhat.com>
2850 * langhooks.c: Include langhooks.h.
2851 * Makefile.in (langhooks.o): Depend on it.
2853 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2855 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2856 should not be considered as a no-op.
2857 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2859 2001-10-10 Stan Shebs <shebs@apple.com>
2861 * alias.c: Remove uses of "register" specifier in declarations
2862 of arguments and local variables.
2863 * c-common.c: Ditto.
2864 * c-convert.c: Ditto.
2866 * c-format.c: Ditto.
2867 * c-semantics.c: Ditto.
2868 * c-typeck.c: Ditto.
2869 * caller-save.c: Ditto.
2872 * cfgbuild.c: Ditto.
2874 * collect2.c: Ditto.
2878 * cppfiles.c: Ditto.
2881 * defaults.h: Ditto.
2883 * dwarf2out.c: Ditto.
2884 * dwarfout.c: Ditto.
2885 * emit-rtl.c: Ditto.
2890 * fix-header.c: Ditto.
2891 * floatlib.c: Ditto.
2893 * fold-const.c: Ditto.
2894 * function.c: Ditto.
2897 * gen-protos.c: Ditto.
2898 * genattrtab.c: Ditto.
2899 * gencheck.c: Ditto.
2900 * genconfig.c: Ditto.
2902 * genextract.c: Ditto.
2903 * genflags.c: Ditto.
2904 * gengenrtl.c: Ditto.
2905 * genoutput.c: Ditto.
2907 * genrecog.c: Ditto.
2908 * gensupport.c: Ditto.
2912 * haifa-sched.c: Ditto.
2913 * hard-reg-set.h: Ditto.
2915 * integrate.c: Ditto.
2918 * local-alloc.c: Ditto.
2920 * mips-tdump.c: Ditto.
2921 * mips-tfile.c: Ditto.
2924 * print-rtl.c: Ditto.
2925 * read-rtl.c: Ditto.
2928 * reg-stack.c: Ditto.
2929 * regclass.c: Ditto.
2934 * resource.c: Ditto.
2938 * sched-deps.c: Ditto.
2939 * sched-rgn.c: Ditto.
2941 * simplify-rtx.c: Ditto.
2943 * stor-layout.c: Ditto.
2950 * xcoffout.c: Ditto.
2952 2001-10-10 Richard Henderson <rth@redhat.com>
2954 * rtl.h (can_reverse_comparison_p): Remove.
2956 2001-10-10 Christopher Faylor <cgf@redhat.com>
2958 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2961 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2963 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2964 (Thanks to Chris Faylor for suggesting macro name).
2965 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2967 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2968 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2969 (MATH_LIBRARY): Undef before definition.
2970 (OUTPUT_QUOTED_STRING): Likewise.
2971 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2973 2001-10-10 Richard Henderson <rth@redhat.com>
2975 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2976 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2977 a tristate comparison value.
2978 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2980 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2983 * unroll.c (loop_iterations): Ignore insns generated by loop
2986 * config.gcc (mips*-*-gnu*): Delete support.
2987 * config/mips/gnu.h: Remove.
2989 2001-10-10 Kazu Hirata <kazu@hxi.com>
2991 * calls.c: Fix formatting.
2992 * c-decl.c: Likewise.
2993 * cfgcleanup.c: Likewise.
2994 * combine.c: Likewise.
2995 * cppfiles.c: Likewise.
2996 * cpplib.c: Likewise.
2997 * cppmacro.c: Likewise.
2998 * crtstuff.c: Likewise.
3000 * dwarf2out.c: Likewise.
3001 * expmed.c: Likewise.
3003 * fold-const.c: Likewise.
3004 * function.c: Likewise.
3006 * genattrtab.c: Likewise.
3007 * ggc-page.c: Likewise.
3008 * integrate.c: Likewise.
3009 * libgcc2.c: Likewise.
3011 * optabs.c: Likewise.
3012 * profile.c: Likewise.
3013 * protoize.c: Likewise.
3015 * recog.c: Likewise.
3016 * reload1.c: Likewise.
3017 * reload.c: Likewise.
3018 * reorg.c: Likewise.
3019 * resource.c: Likewise.
3020 * sched-rgn.c: Likewise.
3021 * sdbout.c: Likewise.
3023 * toplev.c: Likewise.
3024 * varasm.c: Likewise.
3026 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3028 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3029 * Makefile.in (langhooks.o): Add dependencies.
3031 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3033 * rs6000.c (rs6000_emit_load_toc_table): Don't
3034 strdup the toc label.
3035 (create_TOC_reference): Likewise.
3037 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3039 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3042 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3044 * config/i386/i386.c (ix86_attribute_table): Correct
3045 min_len, max_len fields for dllimport, dllexport and shared.
3047 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3049 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3050 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3051 Consistently use "nonzero" instead of "non-zero".
3053 2001-10-09 Kazu Hirata <kazu@hxi.com>
3055 * acconfig.h: Fix comment formatting.
3056 * c-dump.h: Likewise.
3057 * c-tree.h: Likewise.
3058 * conditions.h: Likewise.
3060 * function.h: Likewise.
3062 * hwint.h: Likewise.
3063 * integrate.h: Likewise.
3066 * optabs.h: Likewise.
3068 2001-10-09 Kazu Hirata <kazu@hxi.com>
3070 * c-common.h: Fix comment formatting.
3071 * c-dump.c: Likewise.
3073 * diagnostic.h: Likewise.
3074 * except.c: Likewise.
3076 * gcov-io.h: Likewise.
3077 * genattrtab.c: Likewise.
3078 * output.h: Likewise.
3079 * predict.h: Likewise.
3080 * reload1.c: Likewise.
3081 * reload.h: Likewise.
3082 * resource.h: Likewise.
3084 * system.h: Likewise.
3086 * tree-inline.c: Likewise.
3087 * tsystem.h: Likewise.
3088 * varasm.c: Likewise.
3089 * xcoffout.h: Likewise.
3091 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3093 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3095 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3097 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3098 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3099 config/i386/netware.h, config/mcore/gfloat.h,
3100 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3101 config/netware.h, gccbug.in: Update FSF address.
3103 2001-10-09 Kazu Hirata <kazu@hxi.com>
3105 * c-common.c: Fix comment typos.
3106 * cfgrtl.c: Likewise.
3107 * collect2.c: Likewise.
3108 * cpplex.c: Likewise.
3109 * doloop.c: Likewise.
3110 * dwarf2out.c: Likewise.
3111 * dwarfout.c: Likewise.
3113 * fold-const.c: Likewise.
3117 * global.c: Likewise.
3118 * ifcvt.c: Likewise.
3120 * optabs.c: Likewise.
3121 * protoize.c: Likewise.
3122 * regclass.c: Likewise.
3123 * reorg.c: Likewise.
3127 * doc/cpp.texi: Likewise.
3128 * doc/c-tree.texi: Likewise.
3129 * doc/extend.texi: Likewise.
3130 * doc/invoke.texi: Likewise.
3131 * doc/objc.texi: Likewise.
3132 * doc/tm.texi: Likewise.
3134 2001-10-08 Richard Henderson <rth@redhat.com>
3136 * varasm.c (set_named_section_flags): Initialize "declared".
3138 2001-10-08 Robert Lipe <robertlipe@usa.net>
3140 * varasm.c (struct in_named_entry): Add declared.
3141 (named_section_first_declaration): New function.
3142 (default_elf_asm_named_section): Use it.
3143 * output.h (named_section_first_declaration): New.
3145 2001-10-08 Richard Henderson <rth@redhat.com>
3147 * i386.md (movsi_xor): Export.
3148 (setcc peep2): Use it when available; add an alternative to
3149 match zero_extendhisi2_and.
3151 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * romp-protos.h (romp_initialize_trampoline): New function.
3154 * romp.c (romp_initialize_trampoline): Likewise.
3155 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3156 romp_initialize_trampoline.
3158 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3160 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3161 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3162 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3163 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3165 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3167 * unroll.c (loop_iterations): Extend check for multiple back edges.
3169 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3171 * langhooks.h: New file.
3172 * Makefile.in (OBJS): Added langhooks.o.
3173 (c-lang.o): Depend on langhooks.h.
3174 (c-common.o): Don't depend on tree-inline.h.
3175 (tree-inline.o): Depend on toplev.h.
3176 (langhooks.o): New rule.
3177 * c-common.c: Don't include tree-inline.h.
3178 (c_mark_lang_decl): Mark argument c as unused.
3179 (c_common_lang_init): Don't initialize hooks here.
3180 * c-lang.c: Include langhooks.h, then override some macros.
3181 (lang_hooks): Initialize with macros in langhooks.h.
3182 (c_init): Don't initialize hooks here.
3183 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3184 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3185 * tree-inline.c: Include toplev.h. Don't define hook variables.
3186 * tree-inline.h: Don't define hook types nor declare hook
3187 variables. Move macros to...
3188 * langhooks.c: ... new file, as functions. Adjust all callers.
3190 2001-10-08 Jeffrey A Law <law@cygnus.com>
3192 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3193 purge_mem_unchanging_flag on all instructions, not just on those
3194 before NOTE_INSN_FUNCTION_BEG.
3196 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3198 * cppmacro.c (_cpp_create_definition): Leave comments off.
3200 * doc/cpp.texi: Update.
3202 2001-10-08 DJ Delorie <dj@redhat.com>
3204 * c-decl.c (grokfield): Make sure the only unnamed fields
3205 we're allowing are either structs or unions.
3206 * doc/extend.texi: Add documentation for the unnamed field
3209 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3211 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3212 * configure.in: Use it.
3213 * configure: Regenerated.
3214 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3215 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3217 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3219 * cppfiles.c (open_file): Don't mark zero-length files
3220 never-reread here. Don't output diagnostics here either.
3221 (stack_include_file): Mark them never-reread here.
3222 (_cpp_read_file): Update.
3224 2001-10-08 Richard Henderson <rth@redhat.com>
3226 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3228 2001-10-08 Richard Henderson <rth@redhat.com>
3230 * expr.c (store_expr): When converting a CONST_INT for storage
3231 in a SUBREG, convert it to both SUBREG modes before stripping
3234 2001-10-08 Richard Henderson <rth@redhat.com>
3236 * varasm.c (restore_varasm_status): New.
3237 * function.h: Declare it.
3238 * function.c (pop_function_context_from): Call it.
3240 2001-10-08 Richard Henderson <rth@redhat.com>
3242 * c-common.h (struct c_lang_decl): Add declared_inline.
3243 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3244 * c-lang.c (c_disregard_inline_limits): Use it.
3245 * c-decl.c (duplicate_decls): Likewise.
3246 (pushdecl, redeclaration_error_message): Likewise.
3247 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3248 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3249 Set DECL_INLINE if -finline-functions.
3250 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3252 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3254 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3255 in enter_macro_context. Create a padding token in its own context
3256 if necessary when the search for '(' fails.
3257 (enter_macro_context): Update.
3259 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3261 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3262 genmultilib, toplev.c: Fix spelling errors of "separate" as
3263 "seperate", and corresponding spelling errors of related words.
3265 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3267 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3268 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3270 * c-dump.c (dump_option_value_info): Likewise.
3271 * c-format.c (format_length_info, format_char_info,
3272 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3273 * collect2.c (names): Likewise.
3274 * cppdefault.h (default_include): Likewise.
3275 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3276 * flow.c (life_analysis): Likewise.
3277 * gcc.c (dir_separator_str, modify_target, option_map,
3278 target_option_translations, spec_list_1, extra_specs_1,
3279 init_spec): Likewise.
3280 * gcov.c (gcov_version_string): Likewise.
3281 * genattr.c (write_units): Likewise.
3282 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3283 * gengenrtl.c (rtx_definition, defs): Likewise.
3284 * genrecog.c (pred_table): Likewise.
3285 * global.c (global_alloc): Likewise.
3286 * lcm.c (optimize_mode_switching): Likewise.
3287 * local-alloc.c (find_free_reg): Likewise.
3288 * params.h (param_info): Likewise.
3289 * predict.c (predictor_info): Likewise.
3290 * protoize.c (unexpansion_struct): Likewise.
3291 * real.c (bmask): Likewise.
3292 * recog.h (insn_operand_data, insn_data): Likewise.
3293 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3294 * stmt.c (expand_nl_goto_receiver): Likewise.
3295 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3296 target_switches, target_options): Likewise.
3297 * tradcif.y (token, tokentab2, yylex): Likewise.
3298 * tree.h (attribute_spec): Likewise.
3300 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3302 * arc.c (arc_output_function_epilogue): Likewise.
3303 * arm.c (processors, all_cores, all_architectures,
3304 arm_override_options, isr_attribute_arg, isr_attribute_args,
3305 arm_isr_value): Likewise.
3306 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3308 * c4x.c (c4x_int_reglist): Likewise.
3309 * d30v.c (override_options): Likewise.
3310 * h8300.c (shift_insn): Likewise.
3311 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3312 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3313 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3314 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3315 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3316 * i386.h (processor_costs, ix86_cost): Likewise.
3317 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3318 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3319 * m68k.c (codes_68881, codes_FPA): Likewise.
3320 * m88k.c (mode_from_align, max_from_align, all_from_align,
3321 best_from_align, m_options): Likewise.
3322 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3323 * mcore.c (mode_from_align): Likewise.
3324 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3325 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3326 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3327 * mips.h (mips_regno_to_class): Likewise.
3328 * ns32k.c (scales): Likewise.
3329 * pa.c (import_string, magic_milli): Likewise.
3330 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3331 * sparc.c (leaf_reg_remap, sparc_override_options,
3332 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3334 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3336 2001-10-07 Dale Johannesen <dalej@apple.com>
3338 * reload1.c (reload_reg_free_p): Teach register interference
3339 checking that multiple output reloads are emitted in
3341 reload1.c (reload_reg_reaches_end_p): Ditto.
3342 reload1.c (reloads_conflict): Ditto.
3344 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3346 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3347 NULL_TREE inside @code.
3349 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3351 * doc/gcc.texi: Document consistent style of "32-bit",
3352 "Objective-C", and "@code{NULL}".
3354 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3356 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3357 (cpp_token_len, cpp_spell_token, cpp_output_token,
3358 _cpp_equiv_tokens): Handle it.
3359 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3360 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3361 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3364 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3366 * gcc.c (default_compilers): Remove .ada.
3368 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3370 * doc/cppinternals.texi: Update.
3372 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3374 * gcc.c (main): Set this_file_error if the appropriate
3375 compiler for a language has not been installed.
3377 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3379 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3381 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3383 * gccbug.in (CATEGORIES): Add ada.
3385 2001-10-05 Catherine Moore <clm@redhat.com>
3387 * config/stormy16/stormy-abi: Document abi changes.
3388 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3389 (ICALL_REGS): New register class.
3390 (NUM_ARGUMENT_REGISTERS): Now 6.
3391 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3393 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3394 * config/stormy16.md (call_internal, call_value_internal,
3395 indirect_jump): Use new 'z' constraint.
3397 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3399 * doc/cppinternals.texi: Update.
3401 2001-10-05 Richard Henderson <rth@redhat.com>
3403 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3404 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3405 the gas section-name-as-label feature.
3407 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3409 * doc/cppinternals.texi: Update.
3411 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3413 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3414 to ensure valid SImode constants.
3416 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3418 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3419 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3420 * c-decl.c: Include tree-inline.h.
3421 (c_expand_body): Call optimize_inline_calls. Determine whether
3422 a function is inlinable upfront, and only clear
3423 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3424 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3425 (c_disregard_inline_limits): New function.
3426 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3427 (c_post_options): Enable tree inlining if inlining is enabled.
3428 Don't inline trees when instrumenting functions.
3429 (c_init): Initialize lang_disregard_inline_limits and
3430 lang_cannot_inline_tree_fn.
3431 * tree-inline.c (initialize_inlined_parameters): Handle calls
3432 with fewer arguments than declared parameters, and fewer
3433 parameters than passed arguments. Don't assume value is a
3435 (declare_return_variable): Convert return value back to the
3436 original type, if it was promoted.
3437 (tree_inlinable_function_p): New function.
3438 (inlinable_function_p): Don't look at DECL_INLINE if we're
3439 inlining all functions. Make it work with a NULL id.
3440 Re-check DECL_UNINLINABLE after language-specific checks.
3441 * tree-inline.h (tree_inlinable_function_p): Declare it.
3442 * integrate.c (save_for_inline): Don't bother to prepare argvec
3444 * cse.c (check_for_label_ref): Don't check deleted labels.
3446 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3447 * tree-inline.c: Include headers needed for the functions moved in.
3448 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3449 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3450 (copy_body, initialize_inlined_parameters): Likewise.
3451 (declare_return_variable, inlinable_function_p): Likewise.
3452 (expand_call_inline, expand_calls_inline): Likewise.
3453 (optimize_inline_calls, clone_body): Likewise.
3454 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3455 (copy_tree_r, remap_save_expr): Likewise.
3457 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3459 * Makefile.in (OBJS): Added tree-inline.o.
3460 (c-common.o): Depend on tree-inline.h.
3461 (tree-inline.o): New target.
3462 * c-common.c: Include tree-inline.h.
3463 (c_mark_lang_decl): Don't mark saved_tree.
3464 (c_common_lang_init): Set lang_anon_aggr_type_p.
3465 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3466 (struct c_lang_decl): Moved saved_tree to tree_decl.
3467 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3468 * integrate.h (function_attribute_inlinable_p): Declare it.
3469 * integrate.c (function_attribute_inlinable_p): Export it.
3470 * tree-inline.c: New file. Define variables declared in...
3471 * tree-inline.h: New file. Declare functions to be moved to
3472 tree-inline.c. Define macros and declare types and hooks for
3473 language-specific tree inlining.
3474 (flag_inline_trees): Moved definition from cp/decl2.c.
3475 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3476 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3477 (struct tree_decl): Moved saved_tree from c_lang_decl and
3478 inlined_fns from C++'s lang_decl.
3480 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3482 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3483 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3485 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3487 * doc/cppinternals.texi: Update.
3489 2001-10-04 Eric Christopher <echristo@redhat.com>
3491 * config/mips/mips.c (init_cumulative_args): Remember to set
3493 * config.gcc: Redo linux configuration. Add target_cpu_default
3494 of soft-float to all mipsisa32 combinations and tx39.
3495 * config/mips/linux.h: Remove include of mips.h.
3497 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3499 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3500 HOST_LDFLAGS and HOST_CPPFLAGS.
3502 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3504 * c-parse.in (objc_inherit_code, objc_pq_context,
3505 objc_public_flag): Make static.
3506 (objc_interface_context, objc_implementation_context,
3507 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3508 global tree array in objc/objc-act.[ch].
3509 (methoddef): Remove unnecessary code.
3511 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3512 Hoist struct definitions to objc-act.h.
3513 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3514 cat_count): Place declaration in objc-act.h.
3515 (objc_tree_index): Move enumeration to objc-act.h.
3516 (objc_global_trees): Place declaration and macro accessors in
3518 (implementation_context): Remove duplicate; use
3519 objc_implementation_context instead:
3520 (method_context): Remove duplicate; use objc_method_context
3522 (objc_ellipsis_node, objc_method_prototype_template,
3523 implemented_classes, function_type): Move global vars to
3525 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3526 (build_message_expr): Move actual construction of ObjC message
3527 send nodes to finish_message_expr.
3528 (finish_message_expr): New routine, contains code formerly in
3530 * objc/objc-act.h (finish_message_expr): New prototype.
3531 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3532 declarations; these vars are now part of objc_global_trees.
3533 (objc_tree_index, objc_global_trees): Move definitions from
3535 * objc/objc-tree.def: Update copyright info.
3537 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3539 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3541 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3542 only if TARGET_ARCH64.
3544 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3546 * doc/extend.texi: Fix some problems with previous checkin.
3547 * doc/invoke.texi: Likewise.
3549 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3551 * cpphash.h: Update comments.
3552 (cpp_context): Update.
3553 (spec_nodes): Remove n__Pragma.
3554 * cppinit.c (cpp_create_reader): Update.
3555 (builtin_array): Add _Pragma.
3556 * cpplib.h: Update comments.
3557 (NODE_DISABLED, BT_PRAGMA): New.
3558 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3559 * cppmacro.c (struct cpp_macro): Remove disabled.
3560 (builtin_macro): Return int, handle _Pragma, push the new token
3561 on the context stack.
3562 (funlike_invocation_p): Unconstify, update.
3563 (enter_macro_context): Handle builtins here.
3564 (replace_args, push_token_context, push_ptoken_context):
3565 Update for prototype changes.
3566 (_cpp_pop_context): Update.
3567 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3568 (cpp_sys_macro_p): Update.
3569 (_cpp_free_definition): Clear disabled flag.
3570 (_cpp_create_definition): Upate.
3571 * cppmain.c: Update comments.
3573 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3574 Andreas Jaeger <aj@suse.de>,
3575 Jan Hubicka <jh@suse.cz>
3577 * doc/invoke.texi (i386 Options): Document x86-64 options.
3578 (i386 and x86-64 Options): Rename i386 options section.
3580 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3581 (TARGET_SWITCHES): Add -munwind-info.
3582 (MASK_NO_UNWIND_INFO): New.
3583 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3585 (ASM_OUTPUT_DOUBLE_INT): New.
3587 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3588 * config.gcc: Fix tm_file settings for x86-64.
3589 * config/i386/x86-64.h: New file with OS independent x86-64
3591 * config/i386/biarch64.h: New file used to configure compiler
3592 to biarch/64bit compilation.
3594 * config/i386/i386.c: (override_options): Set flags default
3595 for 64bit compilation.
3597 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3599 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3600 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3601 constants on x86_64.
3602 (ix86_attr_length_immediate_default): Support MODE_DI.
3603 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3605 (indirect_jump, tablejump): Turn into expander.
3607 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3609 * c-common.c (c_format_attribute_table): Make format and
3610 format_arg attributes apply to function types rather than to
3612 (is_valid_printf_arglist): Construct an attribute list and pass
3613 that to check_function_format rather than a name.
3614 * c-common.h (check_function_format): Adjust prototype.
3615 * c-decl.c (duplicate_decls): Preserve attributes from type of
3616 built-in decl when allowing for harmless conflict in types.
3617 * c-format.c (record_function_format,
3618 record_international_format, function_format_list,
3619 international_format_info, international_format_list): Remove.
3620 (function_format_info): Remove next, name and assembler_name.
3621 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3622 (decode_format_attr): New.
3623 (handle_format_attribute): Handle receiving a type rather than a
3624 decl. Call decode_format_attr. Store format information in a
3625 function_format_info.
3626 (handle_format_arg_attribute): Correct comment. Handle receiving
3627 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3629 (check_format_info_recurse, check_format_info_main): Take argument
3630 numbers as unsigned HOST_WIDE_INT.
3631 (check_function_format): Take a list of attributes from the
3632 function type rather than a name or assembler name. Check for
3633 format attributes in that list and the attributes on the type of
3634 the current function rather than looking through
3635 function_format_list.
3636 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3638 (check_format_info_recurse): Take format_arg attributes from the
3639 type of the function calls rather than using
3640 international_format_list. Allow for multiple format_arg
3642 * c-typeck.c (build_function_call): Pass type attributes to
3643 check_function_format rather than name or assembler name. Don't
3644 require there to be a name or assembler name to check formats.
3646 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3648 * attribs.c (decl_attributes): Possibly call
3649 insert_default_attributes to insert default attributes on
3650 functions in a lazy manner.
3651 * builtin-attrs.def: New file; define the default format and
3652 format_arg attributes.
3653 * c-common.c (c_format_attribute_table): Move to earlier in the
3655 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3656 (enum built_in_attribute, built_in_attributes,
3657 c_attrs_initialized, c_init_attributes,
3658 c_common_insert_default_attributes): New.
3659 (c_common_lang_init): Don't initialize format_attribute_table. Do
3660 call c_init_attributes.
3661 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3662 * c-common.h (init_function_format_info): Don't declare.
3663 (c_common_insert_default_attributes): Declare.
3664 * c-decl.c (implicitly_declare, builtin_function): Call
3666 (init_decl_processing): Don't call init_function_format_info.
3667 (insert_default_attributes): New.
3668 * c-format.c (handle_format_attribute,
3669 handle_format_arg_attribute): Be quiet about inappropriate
3670 declaration when applying default attributes.
3671 (init_function_format_info): Remove.
3672 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3673 (insert_default_attributes): Declare.
3675 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3677 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3679 2001-10-01 Jim Wilson <wilson@redhat.com>
3681 * sched-deps.c (add_dependence): When elide conditional dependence,
3682 check that insn doesn't modify cond2.
3684 2001-10-01 Dale Johannesen <dalej@apple.com>
3686 * config/rs6000/rs6000.h (enum processor_type): Add support
3687 for 7400 (G4) and 7450.
3689 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3690 (rs6000_issue_rate): Ditto.
3691 (rs6000_adjust_cost): Fix cycle counts for compares.
3692 (debug_stack_info): Fix an obvious typo.
3693 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3694 * doc/invoke.texi: Document.
3695 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3697 (PROCESSOR_DEFAULT): Ditto.
3699 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3701 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3702 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3703 later recursive make invocation.
3705 2001-10-01 Hans Boehm <boehm@acm.org>
3707 * optabs.c (emit_libcall_block): When using non-call exceptions,
3708 don't add REG_LIBCALL reg notes to trapping calls.
3710 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3712 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3713 (propagate_one_insn): Update for above change
3715 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3717 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3718 _Unwind_GetTextRelBase): Argument is unused.
3720 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3722 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3723 Loop through NOPs, placeholders, and components.
3724 Don't go through NOPs if change mode.
3725 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3726 * emit-rtl.c (set_mem_alias_set): Enable check.
3727 * expr.c (find_placeholder): New function.
3728 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3729 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3730 to modify it and avoid unneeded copies.
3731 * expr.h (expand_expr): Always define.
3732 (find_placeholder): New declaration.
3734 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3736 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3737 operand 2 is the stack pointer.
3738 ("addr-peephole"): Fix address computation peephole when operand 2
3739 is the stack pointer.
3741 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3743 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3744 (ix86_setup_incoming_varargs): Likewise.
3746 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3748 * stor-layout.c (layout_type): Don't complain about too-large
3751 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3753 * function.c (keep_stack_depressed): Don't use delete_insn.
3755 * expr.h (set_mem_alias_set): Move decl to here.
3756 * rtl.h (mem_attrs): New typedef and struct.
3757 (union rtunion_def): Add field for mem_attrs.
3758 (X0MEMATTR, MEM_ATTRS): New macros.
3759 (MEM_ALIAS_SET): Use MEM_ATTRS.
3760 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3761 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3762 (set_mem_alias_set): Delete decl from here.
3764 * alias.c (set_mem_alias_set): Delete from here.
3765 * emit-rtl.c (mem_attrs_htab): New variable.
3766 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3767 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3768 (mem_attrs_mark, get_mem_attrs): Likewise.
3769 (gen_rtx_MEM): Clear MEM_ATTRS.
3770 (set_mem_attributes): Move to here.
3771 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3772 (init_emit_once): const_int_htab now deletable htab.
3773 Initialize mem_attrs_htab.
3774 * explow.c (set_mem_attributes): Delete from here.
3775 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3776 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3777 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3778 * reload1.c (reload): Rework changing REG to MEM.
3780 2001-09-30 H.J. Lu <hjl@gnu.org>
3782 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3783 * config.in: Rebuild.
3785 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3787 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3788 ("tsthi_1"): Avoid allocation in register y.
3789 ("*movqi_68hc12"): Reorganize and fix constraints.
3790 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3791 ("addqi3"): Likewise.
3792 ("addhi3"): Fix constraints.
3793 ("*logicalhi3_zexthi"): Disparage soft registers.
3795 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3797 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3800 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3802 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3803 that we use setjmp/longjmp exceptions.
3805 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3807 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3808 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3809 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3810 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3811 (_cpp_extend_buff, BUFF_ROOM): Update.
3812 (_cpp_append_extend_buff): New.
3813 (struct cpp_reader): Remove macro_pool, add a_buff.
3814 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3816 (cpp_destroy): Free a_buff instead of macro_pool.
3817 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3818 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3819 _cpp_pool_alloc, ): Remove.
3820 (parse_number, parse_string): Update use of _cpp_extend_buff.
3821 (_cpp_extend_buff): Update.
3822 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3823 * cpplib.c (glue_header_name, parse_answer):
3824 Update use of _cpp_extend_buff.
3825 (cpp_register_pragma, cpp_register_pragma_space): Use
3827 (do_assert, do_unassert): Check for EOL, update.
3828 * cppmacro.c (stringify_arg, collect_args): Update to use
3829 _cpp_extend_buff and _cpp_append_extend_buff.
3830 (save_parameter, parse_params, alloc_expansion_token,
3831 _cpp_create_definition): Rework memory management.
3833 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3835 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3836 update md_exec_prefix.
3837 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3840 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3842 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3843 (SELECT_CC_MODE): Use s390_select_ccmode.
3844 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3845 * config/s390/s390.c (s390_select_ccmode): New.
3846 (s390_match_ccmode): Add CCLmode.
3847 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3848 (output_branch_condition, output_inverse_branch_condition): Removed.
3849 (print_operand): Use s390_branch_condition_mnemonic.
3850 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3851 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3852 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3854 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3855 when converting conditional branches to far branches.
3856 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3857 cmpint_di): Use CCSmode instead of CCUmode.
3859 * config/s390/s390.c (legitimate_la_operand_p): New.
3860 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3861 * config/s390/s390.md (movsi): Convert load address patterns to
3862 arithmetic operations when necessary.
3863 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3864 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3865 (*do_la_reg_0): Don't use before reload.
3867 * config/s390/s390.c (legitimize_address): Make more efficient
3868 use of two-register addressing mode.
3870 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3871 with -mno-backchain in some corner cases.
3873 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3875 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3877 * reload.c (find_reloads): Mark new USE insns with QImode.
3878 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3879 find_reloads_subreg_address): Likewise.
3880 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3882 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3884 (reload): Make sure there are no USEs with mode other than
3885 VOIDmode. At the end, remove those marked with QImode.
3887 2001-09-29 Per Bothner <per@bothner.com>
3889 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3890 * Makefile.in (includedir): Rename to local_includedir.
3891 (includedir): Define as $(prefix)/include.
3892 * config.in (PREFIX_INCLUDE_DIR): New variable.
3893 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3895 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3897 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3899 * doc/extend.texi (Vector Extensions): New node.
3900 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3901 i386 -mmmx, -msse, -m3dnow.
3903 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3905 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3907 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3909 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3911 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3913 2001-09-28 Richard Henderson <rth@redhat.com>
3915 * varasm.c (assemble_integer): Bound alignment check by
3918 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3920 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3922 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3924 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3926 Mostly from Graham Stott <grahams@redhat.com>
3927 * c-common.c (type_for_mode): Add support for V2SFmode.
3928 * tree.c (build_common_tree_nodes_2): Likewise.
3929 * tree.h (enum tree_index, global_trees): Likewise.
3930 * config/i386/i386.c (x86_3dnow_a): New variable.
3931 (override_options): Support 3Dnow extensions.
3932 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3933 Athlon's version of 3Dnow.
3934 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3935 (ix86_expand_builtin): Handle them.
3936 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3937 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3938 TARGET_3DNOW_A): New macros.
3939 (TARGET_SWITCHES): Add 3Dnow switches.
3940 (VALID_MMX_REG_MODE_3DNOW): New macro.
3941 (VECTOR_MODE_SUPPORTED_P): Use it.
3942 (enum ix86_builtins): Add entries for 3Dnow builtins.
3943 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3944 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3945 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3946 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3947 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3948 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3949 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3950 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3951 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3952 sfence_insn, prefetch): Make these available if TARGET_SSE or
3955 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3958 ix86_va_start, ix86_build_va_list): Declare.
3959 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3960 ix86_va_start, ix86_build_va_list): New global functions.
3961 * i386.md (sse_prologue_save_insn): New insn.
3962 (sse_prologue_save): New expander.
3963 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3964 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3966 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3968 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3969 Use size_t everywhere, make definitions consistent with
3972 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3974 * gcse.c (replace_store_insn): Use delete_insn.
3975 * loop.c (move_movables): Likewise; avoid delete_insn
3976 from clobbering notes moved elsewhere.
3977 (check_dbra_loop): Use delete_insn.
3978 * ssa.c (convert_from_ssa): Likewise.
3979 * cse.c (cse_insn): Use delete_insn.
3981 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3983 * cpphash.h (struct cpp_buff): Make unsigned.
3984 (_cpp_get_buff): Take length of size_t.
3985 (_cpp_unaligned_alloc): New.
3986 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3987 (struct cpp_reader): Remove ident_pool. Add u_buff.
3988 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3989 (cpp_destroy): Destroy u_buff, not ident_pool.
3990 * cpplex.c (parse_number, parse_string, save_comment,
3991 cpp_token_as_text): Update to use the unaligned buffer.
3992 (new_buff): Make unsigned.
3993 (_cpp_unaligned_alloc): New.
3994 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3995 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3997 (collect_args): Make unsigned.
3999 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4001 * cpplex.c (cpp_output_token): Use a putc loop for
4002 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4004 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4005 * configure, config.in: Regenerate.
4006 * system.h: Replace fwrite and fprintf with their unlocked
4007 variants if available.
4009 2001-09-27 Richard Henderson <rth@redhat.com>
4011 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4012 in favour of .eh_frame.
4014 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4016 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4018 (LIBCALL_VALUE): Likewise.
4020 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4022 * cpphash.h: Update comment.
4023 * cpplex.c: Update comments.
4024 (_cpp_can_paste): Remove.
4025 * cpplib.h (_cpp_can_paste): Remove.
4026 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4027 lexer rather than _cpp_can_paste.
4029 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4031 * doc/cppinternals.texi: Update.
4033 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4035 * cpphash.h (struct cpp_pool): Remove locks and locked.
4036 (struct cpp_context): Add member buff.
4037 (struct cpp_reader): Remove member argument_pool.
4038 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4039 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4040 * cpplex.c (chunk_suitable): Remove pool argument.
4041 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4042 (new_buff, _cpp_extend_buff): Update.
4043 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4044 which buffer is returned.
4045 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4046 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4047 * cppmacro.c (lock_pools, unlock_pools): Remove.
4048 (push_ptoken_context): Take a _cpp_buff.
4049 (enter_macro_context): Pool locking removed.
4050 (replace_args): Use a _cpp_buff for the replacement list with
4052 (push_token_context): Clear buff.
4053 (expand_arg): Use _cpp_pop_context.
4054 (_cpp_pop_context): Free a context's buffer, if any.
4056 2001-09-26 DJ Delorie <dj@redhat.com>
4058 * c-typeck.c (digest_init): Check for sizeless arrays.
4060 2001-09-26 Richard Henderson <rth@redhat.com>
4062 * optabs.c (init_one_libfunc): Create a dummy function type
4063 instead of using error_mark_node.
4065 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4067 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4068 _cpp_extend_buff, _cpp_free_buff): New.
4069 (struct cpp_reader): New member free_buffs.
4070 * cppinit.c (cpp_destroy): Free buffers.
4071 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4072 _cpp_extend_buff, _cpp_free_buff): New.
4073 * cpplib.h (struct cpp_options): Remove unused member.
4074 * cppmacro.c (collect_args): New. Combines the old parse_arg
4075 and parse_args. Use _cpp_buff for memory allocation.
4076 (funlike_invocation_p, replace_args): Update.
4078 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4080 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4082 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4084 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4086 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4088 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4091 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4092 Jim Wilson <wilson@redhat.com>
4094 * doc/install.texi (Specific, ia64-*-linux): Document.
4096 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4098 * Makefile.in (cfgrtl.o): Add.
4099 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4100 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4101 free_aux_for_edge): Declare.
4103 (HAVE_return): Undefine.
4104 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4105 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4106 free_aux_for_edge): New global functions.
4107 (first_delete_block): New static variable.
4108 (init_flow): Clear first_delete_block.
4109 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4110 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4111 try_redirect_by_replacing_jump, last_loop_beg_note,
4112 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4113 delete_insn, delete_insn_chain, create_basic_block_structure,
4114 create_basic_block, flow_delete_block, compute_bb_for_insn,
4115 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4116 set_block_for_new_insns, split_block, merge_blocks_nomove,
4117 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4118 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4119 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4120 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4121 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4122 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4123 purge_all_dead_edges): Move to ....
4124 * cfgrtl.c: New file; .... Here.
4126 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4127 (reroder_basic_block): Use alloc_aux_for_blocks.
4128 * predict.c (estimate_bb_frequencies): Likewise; use
4129 alloc_aux_for_edges.
4130 * profile.c (compute_branch_probabilities): Likewise.
4131 (branch_prob): Likewise.
4132 * reg-stack.c (reg_to_stack): Likewise.
4134 * emit-rtl.c (emit_insns_after): Never return NULL.
4136 * basic-block.h (set_block_for_new_insns): Delete.
4137 * cfgrtl.c (set_block_for_new_insns): Delete.
4139 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4140 calls when crossjumping.
4142 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4143 * unroll.c (copy_loop_body): Use delete_insn.
4145 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4146 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4147 keep_stack_depressed): Likewise.
4148 * gcse.c (cprop_cc0_jump): Likewise.
4149 * local-alloc.c (update_equiv_regs): Likewise.
4150 * loop.c (scan_loop, loop_delete_insns): Likewise.
4151 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4152 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4153 delete_output_reload, delete_address_reloads_1,
4154 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4156 * sibcall.c (replace_call_placeholder): Likewise.
4157 * cse.c (cse_insn): Likewise.
4159 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4161 From Graham Stott <grahams@redhat.com>
4162 (def_builtin): Only define builtins appropriate for target_flags. All
4164 (builtin_decsription): Add new field mask which is used to determine
4165 when to define the builtin via the macro def_builtin.
4167 (bdesc_comi): Initialise new mask fields.
4168 (bdesc_2srg): Likewise.
4169 (bdesc_1arg): Likewise.
4171 * config/i386/i386.c (ix86_init_builtins): Correct return type
4172 building v4hi_ftype_v4hi_int_int tree node.
4173 (ix86_expand_sse_comi): Fix typo swapping operands.
4174 Don't swap comparision condition, it is already swapped.
4175 (ix86_expand_sse_compare): Before swapping operands
4176 move operand 1 into new rtx and not the target rtx.
4177 Don't swap comparison condition, it is already swapped.
4178 Always check whether we need to create a new TARGET.
4180 * config/i386/i386.md: (sse_comi) Fix typos.
4181 (sse_ucomi): Likewise.
4182 (cvtss2si): Fix operand 0 contraint.
4183 (cvttss2si): Likewise.
4184 (sse_unpckhps): Fix mode for operand 2.
4185 (sse_unpcklps): Likewise.
4187 2001-09-25 Graham Stott <grahams@redhat.com>
4189 * sibcall.c (skip_copy_to_return_value): Tighten return value
4192 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4194 * rs6000.c (lwa_operand): Address must be word aligned.
4196 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4198 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4199 number has been set.
4200 (type_hash_mark): Mark type itself.
4202 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4204 * c-lex.c (cb_def_pragma): Update.
4205 (c_lex): Update, and skip padding.
4206 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4207 * cpphash.h (struct toklist): Delete.
4208 (union utoken): New.
4209 (struct cpp_context): Update.
4210 (struct cpp_reader): New members eof, avoid_paste.
4211 (_cpp_temp_token): New.
4212 * cppinit.c (cpp_create_reader): Update.
4213 * cpplex.c (_cpp_temp_token): New.
4214 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4215 (cpp_output_token): Don't print leading whitespace.
4216 (cpp_output_line): Update.
4217 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4218 do_include_common, do_line, do_ident, do_pragma,
4219 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4220 parse_assertion): Update.
4221 (get_token_no_padding): New.
4222 * cpplib.h (CPP_PADDING): New.
4223 (AVOID_LPASTE): Delete.
4224 (struct cpp_token): New union member source.
4225 (cpp_get_token): Update.
4226 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4227 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4228 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4229 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4230 _cpp_backup_tokens, _cpp_create_definition): Update.
4231 (push_arg_context): Delete.
4232 (padding_token, push_token_context, push_ptoken_context): New.
4233 (make_string_token, make_number_token): Update, rename.
4234 (cpp_get_token): Update to handle tokens as pointers to const,
4235 and insert padding appropriately.
4236 * cppmain.c (struct printer): New member prev.
4237 (check_multiline_token): Constify.
4238 (do_preprocessing, cb_line_change): Update.
4239 (scan_translation_unit): Update to handle spacing.
4240 * scan-decls.c (get_a_token): New.
4241 (skip_to_closing_brace, scan_decls): Update.
4242 * fix-header.c (read_scan_file): Update.
4244 * doc/cpp.texi: Update.
4246 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4248 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4249 leak by passing malloc'ed pointer to reconcat, not concat.
4251 2001-09-24 DJ Delorie <dj@redhat.com>
4253 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4255 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4257 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4258 reference is from the literal pool.
4260 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4262 * doc/install.texi (Final install): Request additional information
4263 in mail about successful builds.
4265 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4267 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4268 initial value of return pointer register instead of value in frame-20.
4271 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4273 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4274 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4275 the libcall if there isn't a referenced identifier for the symbol.
4277 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4279 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4280 non 64-bit machines. Use these as a plabel for the trampoline.
4281 (TRAMPOLINE_SIZE): Adjust size for new words.
4282 (INITIALIZE_TRAMPOLINE): Initialize new words.
4283 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4284 pointer to the plabel in the trampoline.
4286 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4288 * pa.c (function_arg): Pass floating arguments in both general and
4289 floating registers in indirect (dynamic) calls when generating code
4290 for the 32 bit ABI and the HP assembler.
4292 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4294 * doc/install.texi: Markup fixes.
4295 Use Solaris 2, SunOS 4 as appropriate.
4296 (Specific, *-*-solaris2*): Explain this.
4297 Unconditionally warn against /usr/ucb tools.
4298 Remove Sun as warning, obsolete.
4299 Move X11 header bug workaround here, update patches.
4300 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4301 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4303 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4305 * errors.h (warning, error, fatal, internal_error): Don't mark
4306 with ATTRIBUTE_PRINTF_n.
4307 * toplev.h (internal_error, fatal_io_error, warning, error,
4308 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4309 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4312 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4314 * function.c (pop_function_context_from): var_refs_queue
4315 and temp slots now in GC memory.
4316 (mark_function_status, free_after_compilation): Likewise;
4317 also struct function now in GC memory.
4318 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4319 (combine_temp_slots): Likewise.
4320 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4321 (prepare_function_start): Use GC memory for struct function.
4322 (mark_temp_slot): Deleted.
4323 (gcc_mark_struct_function): struct function now in GC memory.
4325 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4326 code for division, not modulus.
4328 * rtl.def (MEM): Remove obsolete part of comment.
4330 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4332 * c-format.c (init_function_format_info): Check __builtin_printf
4333 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4336 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4338 * c-common.c (format_attribute_table): Remove decl.
4339 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4340 (lang_attribute_common): Likewise.
4342 * function.c (fix_lexical_address): Use set_mem_alias_set.
4343 (expand_function_start): Likewise.
4344 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4346 * varasm.c (output_constant): Fix unused variable warning.
4348 * attribs.c: New file, from c-common.c.
4349 (attribute_tables): Now four elements.
4350 (format_attribute_table, lang_attribute_common): New variables.
4351 (init_attributes): Reflect above changes.
4352 (handle_mode_attribute): Delete check for wider than uintmax.
4353 * c-common.c: Delete parts moved to attribs.c.
4354 (enum attrs): Deleted; unused.
4355 (c_format_attribute_table): New variable.
4356 (c_common_lang_init): Initialize format_attribute_table with it.
4357 * c-common.h (decl_attributes): Remove decl.
4358 * tree.h (decl_attribute): Move it to here.
4359 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4360 (attribs.o): New rule.
4362 2001-09-22 Andreas Jaeger <aj@suse.de>
4364 * builtins.c (c_getstr): Remove unused variable.
4366 2001-09-21 Richard Henderson <rth@redhat.com>
4368 * reload1.c (reload): Use delete_insn instead of splatting
4371 2001-09-21 Richard Henderson <rth@redhat.com>
4373 * reload.c (push_secondary_reload): Don't check for "=" in output
4374 constraint after ""->ALL_REGS check.
4376 2001-09-21 Richard Henderson <rth@redhat.com>
4378 * predict.c (expected_value_to_br_prob): Use pc_set.
4380 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4381 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4383 2001-09-21 Richard Henderson <rth@redhat.com>
4385 * rtl.h (LCT_RETURNS_TWICE): New.
4386 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4388 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4389 to ECF_RETURNS_TWICE.
4390 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4393 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4395 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4396 (JMP_BUF_SIZE): New.
4398 2001-09-21 Richard Henderson <rth@redhat.com>
4400 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4403 2001-09-21 Richard Henderson <rth@redhat.com>
4405 * tree.def (FDESC_EXPR): New.
4406 * expr.c (expand_expr): Handle it.
4407 * varasm.c (initializer_constant_valid_p): Likewise.
4408 (output_constant): Likewise.
4409 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4410 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4411 (ASM_OUTPUT_FDESC): New.
4412 * doc/tm.texi: Document the new macros.
4414 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4416 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4417 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4418 once merging is complete.
4420 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4422 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4424 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4426 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4427 that would be invalid after a merge.
4429 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4431 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4432 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4434 (flow_delete_insn): This one.
4435 (delete_insn_chain): Rename from ...; do not care labels.
4436 (flow_delete_insn_chain): ... this one.
4437 (flow_delete_block): Remove the insns one BB has been expunged.
4438 (merge_blocks_nomove): Likewise.
4439 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4440 updating BB boundaries.
4441 (tidy_fallthru_edge): Likewise.
4442 (commit_one_edge_insertion): Likewise.
4443 * cfgbuild.c (find_basic_block): Likewise.
4444 (find_basic_blocks_1): Likewise.
4445 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4446 (try_crossjump_to_edge): Likewise.
4447 (try_optimize_cfg): Likewise.
4448 * cse.c (delete_trivially_dead_insns): Likewise.
4449 * df.c (df_insn_delete): Likewise.
4450 * doloop.c (doloop_modify): Use delete_related_insns.
4451 * emit-rtl.c (try_split): Likewise.
4452 (remove_insn): Update BB boundaries.
4453 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4454 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4455 updating BB boundaries.
4456 (propagate_block_delete_insn): Likewise.
4457 (propagate_block_delete_libcall): Likewise.
4458 * function.c (delete_handlers): Use delete_related_insns.
4459 (thread_prologue_and_epilogue_insns): Likewise.
4460 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4461 * genpeep.c (gen_peephole): Use delete_related_insns.
4462 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4464 (find_cond_trap): Likewise.
4465 * integrate.c (save_for_inline): Use delete_related_insns.
4466 (copy_insn_list): Likewise.
4467 * jump.c (pruge_linie_number_notes): Likewise.
4468 (duplicate_loop_exit_test): Likewise.
4469 (delete_computation): Likewise.
4470 (delete_related_insn): Rename from ...; use delete_insn
4471 (delete_insn): ... this one.
4472 (redirect_jump): Use delete_related_insns.
4473 * loop.c (scan_loop): Likewise.
4474 (move_movables): Likewise.
4475 (find_and_verify_loops): Likewise.
4476 (check_dbra_loop): Likewise.
4477 * recog.c (peephole2_optimize): Likewise.
4478 * reg-stack.c (delete_insn_for_stacker): Remove.
4479 (move_for_stack_reg): Use delete_insn.
4480 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4481 * reload1.c (delete_address_reloads): Use delete_related_insns.
4482 (fixup_abnormal_edges): Use delete_insn.
4483 * recog.c (emit_delay_sequence): Use delete_related_insns.
4484 (delete_from-delay_slot): Likewise.
4485 (delete_scheduled_jump): likewise.
4486 (optimize_skip): Likewise.
4487 (try_merge_delay_insns): Likewise.
4488 (full_simple_delay_slots): Likewise.
4489 (fill_slots_from_thread): Likewise.
4490 (relax_delay_slots): Likewise.
4491 (make_return_insns): Likewise.
4492 (dbr_schedule): Likewise.
4493 * rtl.h (delete_insn): Rename to delete_related_insns.
4494 (delete_insn, delete_insn_chain): New prototypes.
4495 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4496 by df_insn_delete already.
4497 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4498 * ssa.c (convert_from_ssa): Use delete_related_insns.
4499 * unroll.c (unroll_loop): Likewise.
4500 (calculate_giv_inc): Likewise.
4501 (copy_loop_body): Likewise.
4503 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4504 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4505 ix86_return_in_memory, ix86_function_value): Declare.
4506 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4507 new static valurables.
4508 (x86_64_reg_class): New enum
4509 (x86_64_reg_class_name): New array.
4510 (classify_argument, examine_argument, construct_container,
4511 merge_classes): New static functions.
4512 (optimization_options): Enable flag_omit_frame_pointer and disable
4513 flag_pcc_struct_return on 64bit.
4514 (ix86_libcall_value, ix86_function_value,
4515 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4516 ix86_return_in_memory, ix86_function_value): New global functions.
4517 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4518 (function_arg_advance): Handle x86_64 passing conventions.
4519 (function_arg): Likewise.
4520 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4521 (RETURN_IN_MEMORY): Move offline.
4522 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4523 (FUNCTION_VALUE_REGNO_P): New macro.
4524 (FUNCTION_ARG_REGNO_P): Move offline.
4525 (struct ix86_args): Add maybe_vaarg.
4526 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4527 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4529 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4531 * s390.md: Changed attributes for scheduling.
4532 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4535 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4537 Table-driven attributes.
4538 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4539 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4540 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4541 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4542 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4543 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4544 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4545 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4546 * tree.h (struct tree_decl): Change machine_attributes to
4548 * doc/c-tree.texi: Document that all attributes are now attached
4550 * c-common.c (add_attribute, attrtab, attrtab_idx,
4551 default_valid_lang_attribute, valid_lang_attribute): Remove.
4552 (attribute_tables, attributes_initialized,
4553 c_common_attribute_table, default_lang_attribute_table): New
4555 (handle_packed_attribute, handle_nocommon_attribute,
4556 handle_common_attribute, handle_noreturn_attribute,
4557 handle_unused_attribute, handle_const_attribute,
4558 handle_transparent_union_attribute, handle_constructor_attribute,
4559 handle_destructor_attribute, handle_mode_attribute,
4560 handle_section_attribute, handle_aligned_attribute,
4561 handle_weak_attribute, handle_alias_attribute,
4562 handle_no_instrument_function_attribute,
4563 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4564 handle_no_limit_stack_attribute, handle_pure_attribute): New
4566 (init_attributes, decl_attributes): Rewrite to implement
4567 table-driven attributes.
4568 * c-common.h (enum attribute_flags): Move to tree.h.
4569 * c-format.c (decl_handle_format_attribute,
4570 decl_handle_format_arg_attribute): Rename to
4571 handle_format_attribute and handle_format_arg_attribute. Update
4572 for table-driven attributes.
4573 * c-common.h (decl_handle_format_attribute,
4574 decl_handle_format_arg_attribute): Remove prototypes.
4575 (handle_format_attribute, handle_format_arg_attribute): Add
4577 * c-decl.c (grokdeclarator): Handle attributes nested inside
4579 * c-parse.in (setattrs, maybe_setattrs): Remove.
4580 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4581 Update to handle nested attributes properly.
4582 (maybe_resetattrs, after_type_declarator,
4583 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4584 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4586 (make_pointer_declarator): Update to handle nested attributes
4588 * doc/extend.texi: Update documentation of limits of attributes
4589 syntax. Warn about problems with attribute semantics in C++.
4590 * target.h (struct target): Remove valid_decl_attribute and
4591 valid_type_attribute. Add attribute_table and
4592 function_attribute_inlinable_p.
4593 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4594 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4595 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4597 (TARGET_INITIALIZER): Update.
4598 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4600 (function_attribute_inlinable_p): New function. Check for the
4601 presence of any machine attributes before using
4602 targetm.function_attribute_inlinable_p.
4603 (function_cannot_inline_p): Update.
4604 * Makefile.in (integrate.o): Update dependencies.
4605 * doc/tm.texi: Update documentation of target attributes and
4606 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4607 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4609 (default_target_attribute_table,
4610 default_function_attribute_inlinable_p): New.
4611 (lookup_attribute): Update comment to clarify handling of multiple
4612 attributes with the same name.
4613 (merge_attributes, attribute_list_contained): Allow multiple
4614 attributes with the same name but different arguments to appear in
4615 the same attribute list.
4616 * tree.h (default_valid_attribute_p): Remove prototype.
4617 (struct attribute_spec): New.
4618 (default_target_attribute_table): Declare.
4619 (enum attribute_flags): Move from c-common.h. Add
4620 ATTR_FLAG_TYPE_IN_PLACE.
4621 (default_function_attribute_inlinable_p): Declare.
4622 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4623 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4624 (TARGET_ATTRIBUTE_TABLE): Define.
4625 (vms_attribute_table): New.
4626 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4627 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4628 (TARGET_ATTRIBUTE_TABLE): Define.
4629 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4630 * config/arm/arm.c (arm_valid_type_attribute_p,
4631 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4633 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4635 (TARGET_ATTRIBUTE_TABLE): Define.
4636 (arm_attribute_table, arm_handle_fndecl_attribute,
4637 arm_handle_isr_attribute): New.
4638 * config/avr/avr.c (avr_valid_type_attribute,
4639 avr_valid_decl_attribute): Remove.
4640 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4642 (TARGET_ATTRIBUTE_TABLE): Define.
4643 (avr_attribute_table, avr_handle_progmem_attribute,
4644 avr_handle_fndecl_attribute): New.
4645 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4646 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4647 (TARGET_ATTRIBUTE_TABLE): Define.
4648 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4649 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4650 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4651 (TARGET_ATTRIBUTE_TABLE): Define.
4652 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4653 h8300_handle_eightbit_data_attribute,
4654 h8300_handle_tiny_data_attribute): New.
4655 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4656 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4658 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4660 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4661 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4663 (TARGET_ATTRIBUTE_TABLE): Define.
4664 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4665 ix86_handle_regparm_attribute): New.
4666 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4667 i386_pe_valid_type_attribute_p): Remove.
4668 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4669 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4670 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4671 (TARGET_ATTRIBUTE_TABLE): Define.
4672 (ia64_attribute_table): New.
4673 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4674 interrupt_ident2, model_ident1, model_ident2): Remove.
4675 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4676 (TARGET_ATTRIBUTE_TABLE): Define.
4677 (init_idents): Update.
4678 (m32r_attribute_table, m32r_handle_model_attribute): New.
4679 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4681 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4682 (TARGET_ATTRIBUTE_TABLE): Define.
4683 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4684 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4685 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4686 (TARGET_ATTRIBUTE_TABLE): Define.
4687 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4688 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4689 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4690 (TARGET_ATTRIBUTE_TABLE): Define.
4691 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4692 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4693 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4694 (TARGET_ATTRIBUTE_TABLE): Define.
4695 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4696 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4697 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4698 (TARGET_ATTRIBUTE_TABLE): Define.
4699 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4700 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4702 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4704 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4705 (TARGET_ATTRIBUTE_TABLE): Define.
4706 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4708 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4709 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4710 (TARGET_ATTRIBUTE_TABLE): Define.
4711 (v850_attribute_table, v850_handle_interrupt_attribute,
4712 v850_handle_data_area_attribute): New.
4713 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4714 Return void. Call decl_attributes instead of
4715 valid_machine_attribute.
4717 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4719 * sh-protos.h (sh_pr_n_sets): Declare.
4720 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4721 look at the copy to determine if PR needs to be saved.
4722 sh_pr_n_sets: New function.
4723 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4724 (ALLOCATE_INITIAL_VALUE): Define.
4726 * sh.c (initial_elimination_offset):
4727 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4729 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4731 * integrate.c (allocate_initial_values): New function.
4732 * integrate.h (allocate_initial_values): Declare.
4733 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4735 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4737 * toplev.c (rest_of_compilation): To here.
4738 Call allocate_initial_values.
4739 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4741 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4743 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4745 2001-09-20 DJ Delorie <dj@redhat.com>
4747 * c-typeck.c (really_start_incremental_init): Discriminate
4748 between zero-length arrays and flexible arrays.
4749 (push_init_level): Detect zero-length arrays and handle them
4750 like fixed-sized arrays.
4751 * expr.c (store_constructor): Handle zero-length arrays and
4752 flexible arrays correctly.
4753 * doc/extend.texi: Update zero-length array notes.
4755 2001-09-20 Jim Wilson <wilson@redhat.com>
4757 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4758 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4759 for issue port conflicts.
4760 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4762 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4764 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4767 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4769 * fold-const.c (hashtab.h): Include.
4770 (int_const_binop): Remove FORSIZE arg and compute from type; all
4772 Call size_int_type_wide for all single-word constants.
4773 (size_htab_hash, size_htab_eq): New functions.
4774 (size_int_type_wide): Rework to use hash table.
4775 * ggc-common.c (hashtab.h): Include.
4776 (struct d_htab_root): New struct.
4777 (d_htab_roots): New variable.
4778 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4779 (ggc_mark_roots): Handle deletable htabs.
4780 * ggc-page.c (ggc_marked_p): New function.
4781 * ggc-simple.c (ggc_marked_p): Likewise.
4782 * ggc.h: Reformatting throughout.
4783 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4784 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4785 (type_hash_add): Allocate struct type_hash from GC memory.
4786 (mark_hash_entry, mark_type_hash): Deleted.
4787 (type_hash_marked_p, type_hash_mark): New functions.
4788 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4790 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4792 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4795 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4797 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4798 array-too-large test for signed sizetype.
4800 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4802 * i386.md (indirect_jump): Allow Pmode operand.
4803 (tablejump): LIkewise; perform expansion to 64bit mode.
4804 * i386.c (symbolic_operand): Allow 64bit PIC references.
4805 (pic_symbolic_operand): Likewise.
4806 (ix86_find_base_term): Strip the 64bit PIC references.
4807 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4808 (legitimize_pic_address): Likewise.
4809 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4810 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4812 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4814 * stringpool.c (get_identifier_with_length): New function.
4815 * tree.h (get_identifier_with_length): New prototype.
4817 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4818 David Edelsohn <edelsohn@gnu.org>
4821 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4822 already sign-extended.
4824 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4825 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4827 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4828 (output_profile_hook): Declare label_name const.
4829 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4830 to match constraints.
4832 2001-09-19 Stan Shebs <shebs@apple.com>
4834 * alias.c: Fix typos in comments.
4835 * sched-rgn.c (init_ready_list): Ditto.
4836 * unwind-dw2.c (uw_frame_state_for): Ditto.
4837 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4838 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4839 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4841 2001-09-19 Richard Henderson <rth@redhat.com>
4843 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4845 * Makefile.in (cfg.o): Depend on TM_P_H.
4847 2001-09-19 Richard Henderson <rth@redhat.com>
4849 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4850 (local_symbolic_operand): ... here.
4851 (small_symbolic_operand): Check mode.
4852 (global_symbolic_operand): New.
4853 (input_operand): Reject symbolics if explicit relocs.
4854 (call_operand): Tidy.
4855 (alpha_legitimize_address): Use movdi_er_high_g.
4856 (alpha_expand_mov): Likewise.
4857 * config/alpha/alpha-protos.h: Update.
4858 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4859 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4860 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4861 (UNSPECV_LDGP2): Remove.
4862 (all call patterns): Use 's' not 'i' for symbolic constraint.
4863 (call_osf call_value_osf): Use call_operand.
4864 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4865 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4866 (prologue_ldgp_1_er): Remove.
4867 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4868 (builtin_setjmp_receiver_er patterns): Use them.
4869 (exception_receiver_er): Likewise.
4871 2001-09-19 Richard Henderson <rth@redhat.com>
4873 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4875 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4876 and NON_LOCAL_GOTO notes.
4877 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4878 copy over CALL_INSN_FUNCTION_USAGE.
4880 2001-09-18 Catherine Moore <clm@redhat.com>
4882 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4885 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4887 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4888 new-style tm_file specification. Specify correct tm_p_file,
4889 md_file, and out_file for s390x.
4891 * config/s390/linux.h, linux64.h: Don't include other target
4892 macro header files. Now handled via tm_file.
4894 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4895 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4896 are defined before use.
4898 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4900 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4901 code generation only for Gnu assembler.
4903 2001-09-18 Catherine Moore <clm@redhat.com>
4905 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4907 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4909 * config/mips/mips.c (mips_frame_set): New.
4910 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4911 a parallel frame-related expression with a set for each register.
4913 2001-09-18 Philip Blundell <philb@gnu.org>
4915 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4918 2001-09-17 Dale Johannesen <dalej@apple.com>
4920 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4921 * config/rs6000/aix.h (FIXED_R2): Define.
4922 * config/rs6000/darwin.h (FIXED_R2): Define.
4923 * config/rs6000/sysv4.h (FIXED_R2): Define.
4925 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4927 * except.c (dw2_build_landing_pads): New local
4928 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4929 barrier after clobbers. Fixes c++/4012.
4931 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4933 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4935 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4937 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4938 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4940 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4942 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4945 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4947 * cpphash.h (_cpp_lex_direct): New.
4948 * cpplex.c (_cpp_lex_token): Update.
4949 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4950 and increment that pointer.
4951 * cppmacro.c (alloc_expansion_token): New.
4952 (lex_expansion_token): Lex macro expansion directly into
4955 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4957 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4959 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4961 * basic-block.h (free_bb_for_insn): Declare.
4962 * bb-reorder.c (label_for_bb): Use block_label.
4963 (emit_jump_to_block_after): Remove.
4964 (insert_intra_1): Do not update block_for_insn.
4965 (insert_inter_bb_scope_notes): Likewise; update bb->end
4966 * cfg.c (free_bb_for_insn): New.
4967 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4968 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4969 (commit_one_edge_insertion): Likewise.
4970 (commit_one_edge_insertion): Do not update BB boundary.
4971 (commit_edge_insertions): Do not call compute_bb_for_insn.
4972 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4973 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4974 (merge_blocks_move_successor_nojumps): Likewise.
4975 (try_crossjump_to_edge): Do not update block_for_insn.
4976 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4977 * df.c (df_pattern_emit_later): Do not update BB boundary.
4978 (df_jump_pattern_emit_after): Likewise.
4979 (df_insn_move_before): Use emit_insn_before.
4980 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4982 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4983 boundaries and basic_block_for_insn.
4984 (reorder_insns_nobb): Rename from reorder_insns.
4985 (reorder_insns): New.
4986 (emit_block_insn_before, emit_block_insn_after): Kill.
4987 * flow.c (check_function_return_warnings): Do not call
4988 compute_bb_for_insn; Do not free basic_block_for_insn.
4989 (attempt_auto_inc): Do not update basic_block_for_insn.
4990 * function.c (emit_return_into_block): Likewise;
4991 do not update BB boundaries.
4992 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4993 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4994 (pre_insert_copy_insn): Likewise.
4995 (update_ld_motion_notes): Likewise.
4996 (insert_insn_start_bb): Likewise.
4997 (replace_store_insn): Likewise.
4998 * ifcvt.c (noce_process_if_block): Likewise.
4999 (if_convert): Do not call compute_bb_for_insn.
5000 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5001 Use emit_insn_before and emit_insn_after.
5002 * recog.c (split_all_insns): Do not update BB boundaries;
5003 Do not call compute_bb_for_insn.
5004 (peephole2_optimize): Do not update BB boundaries.
5005 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5007 (emit_swap_insn): Likewise.
5008 (convert_regs_1): Likewise.
5009 * reload1.c (reload): Call compute_bb_for_insn.
5010 * rtl.h (reorder_insns_nobb): Declare.
5011 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5012 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5013 at places CFG is invalidated; do not call compute_bb_for_insn.
5015 * cfg.c (expunge_block): Invalidate BB structure.
5017 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5020 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5022 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5024 * cpphash.h (_cpp_lex_token): Update prototype.
5025 * cpplex.c (_cpp_lex_token): New prototype.
5026 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5027 lex_macro_node, read_flag, do_pragma_poison): Update.
5028 * cppmacro.c (cpp_get_token, parse_params,
5029 lex_expansion_token): Update.
5031 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5033 * cppmain.c (scan_translation_unit): Don't worry about
5034 putting a space after hashes.
5035 * cpplib.c (directive_diagnostics): New.
5036 (_cpp_handle_directive): Update to use directive_diagnostics.
5037 (run_directive): Don't toggle prevent_expansion.
5038 (do_line): Backup in case of the line extension.
5039 * cpplib.h (cpp_lexer_pos): Remove.
5040 * cppmacro.c (_cpp_create_definition): Precede a leading #
5043 2001-09-15 Richard Henderson <rth@redhat.com>
5045 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5047 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5049 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5051 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5053 PR preprocessor/3571
5054 * tradcpp.c (handle_directive): Skip non-vertical space.
5056 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5058 * cppmain.c (setup_callbacks): Set line callback only
5059 if outputting preprocessed source.
5061 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5063 * collect2.c (main): Const-ification.
5064 * gcc.c (translate_options, process_command): Use xstrdup in
5065 lieu of xmalloc/strcpy.
5066 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5068 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5070 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5073 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5075 * scan-decls.c (scan_decls): Fix typo.
5077 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5079 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5080 Split mlstring_pos into mls_line and mls_col.
5081 * cppinit.c (cpp_create_reader): Initialize line to 1.
5082 (cpp_destroy): Free tokenruns.
5083 (push_include): Don't update lexer_pos.
5084 * cpplex.c (unterminated, parse_string): Update.
5085 (lex_token): Don't update lexer_pos, update.
5086 * cpplib.c (if_stack): Save line instead of line + col.
5087 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5088 push_conditional, _cpp_pop_buffer): Update.
5089 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5090 (_cpp_create_definition): Update.
5092 2001-09-15 Eric Christopher <echristo@redhat.com>
5094 * config/mips/abi64.h: Add support for MEABI.
5096 2001-09-15 Eric Christopher <echristo@redhat.com>
5098 * config/mips/mips.md: Add unspec #2.
5100 (reload_outdi): Ditto.
5101 (reload_outsi): Ditto.
5104 2001-09-15 Eric Christopher <echristo@redhat.com>
5105 Jason Eckhardt <jle@redhat.com>
5107 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5108 * config/mips/isa32-linux.h: New file.
5109 * config/mips/isa3264.h: Ditto.
5110 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5111 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5112 (output_block_mode): Support MEABI.
5113 (function_arg): Ditto. Fix floating point arg passing.
5114 (mips_va_start): Ditto.
5115 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5117 (mips_asm_file_start): Add new section to pass abi to gdb.
5118 (function_arg_pass_by_reference): Support MEABI.
5119 (mips_parse_cpu): Support mips32 and mips64 processors.
5120 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5121 TARGET_MIPS5KC. Support isa32 and isa64.
5122 (processor_type): Add r4kc, r5kc, r20kc.
5123 (GENERATE_MULT3_SI): New.
5124 (GENERATE_MULT3_DI): Ditto.
5125 (GENERATE_MULT3): Remove.
5126 (ISA_HAS_64BIT_REGS): Add isa == 64.
5127 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5128 (ISA_HAS_MADD_MSUB): New.
5129 (ISA_HAS_CLZ_CLO): Ditto.
5130 (ISA_HAS_DCLZ_DCLO): Ditto.
5131 (ABI_GAS_ASM_SPEC): New.
5132 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5135 (SUBTARGET_CC1_SPEC): Ditto.
5136 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5137 (PAD_VARARGS_DOWN): Support MEABI.
5138 (HARD_REGNO_NREGS): Move to mips.c.
5139 (ASM_OUTPUT_IDENT): Add #undef.
5140 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5141 (mulsi3): Use GENERATE_MULT3_SI.
5142 (mulsi3_mult3): Ditto. Support mips32, mips64.
5143 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5144 (mul_sub_si): New pattern.
5145 (unnamed splitters): New.
5146 (muldi3): Use GENERATE_MULT3_DI.
5147 (muldi3_internal2): Ditto.
5148 (movdicc): Support mips32.
5149 * config/mips/t-isa3264: New file.
5151 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5153 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5154 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5155 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5157 * reorg.c (fill_slots_from_thread): After call to
5158 steal_delay_list_from_target, update own_thread as new_thread may
5161 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5163 * cpperror.c (print_location): Take line and column, for
5164 default positioning use the previously lexed token.
5165 (_cpp_begin_message): Take line and column.
5166 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5167 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5168 * cpphash.h (_cpp_begin_message): Update prototype.
5169 * cppinit.c (push_include): Don't set output line.
5170 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5171 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5172 (do_pragma): Kludge for front ends. Don't expand macros at all.
5173 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5174 (struct cpp_token): Remove output_line.
5175 (struct cpp_callbacks): New member line_change.
5176 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5177 cpp_get_token): Preserve BOL flag.
5178 (cpp_get_line): Remove.
5179 (_cpp_backup_tokens): Remove useless abort().
5180 * cppmain.c (cb_line_change): New.
5181 (scan_translation_unit): Don't worry about starting new lines here.
5182 * scan-decls.c (scan_decls): Update.
5183 * c-lex.c (c_lex, init_c_lex): Update.
5184 (cb_line_change, src_lineno): New.
5186 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5188 * tree.c (append_random_chars): Generate the random
5189 characters in a reproducable fashion.
5191 2001-09-14 Richard Henderson <rth@redhat.com>
5193 * config/i386/i386.c (internal_label_prefix): New.
5194 (internal_label_prefix_len): New.
5195 (override_options): Set them.
5196 (local_symbolic_operand): New.
5197 (legitimate_pic_address_disp_p): Use it.
5198 (legitimize_pic_address): Likewise.
5200 2001-09-14 Marc Espie <espie@openbsd.org>
5202 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5205 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5207 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5208 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5210 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5212 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5213 invocation of SUBREG_REGNO_OFFSET.
5215 * haifa-sched.c: Fix typo in FSF copyright statement.
5216 * sched-deps.c: Fix typo in FSF copyright statement.
5217 * sched-ebb.c: Fix typo in FSF copyright statement.
5218 * sched-rgn.c: Fix typo in FSF copyright statement.
5219 * sched-vis.c: Fix typo in FSF copyright statement.
5221 * config.gcc: Move inclusion of arm elf specific header files
5222 from the files themselves into the tm_file variable. Make
5223 sure that elfos.h is included before target specific elf
5225 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5227 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5228 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5229 ASM_OUTPUT_CASE_LABEL): Protect definition.
5230 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5231 not already defined.
5232 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5233 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5234 Remove duplicate definition.
5235 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5236 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5237 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5238 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5239 Remove inclusion of arm/elf.h.
5240 * config/arm/unknown-elf.h: as for conix-elf.h.
5241 (STARTFILE_SPEC): Include crti.o and crtn.o.
5242 * config/arm/linux-elf.h: as for conix-elf.h.
5243 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5244 * config/arm/strongarm-elf.h: Remove inclusion of
5246 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5247 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5248 unknown-elf.h and elf.h.
5249 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5250 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5251 ASM_WEAKEN_LABEL): Remove redundant definition.
5252 * config/arm/elf.h: Test for inclusion of elfos.h
5253 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5254 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5255 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5256 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5257 redundant definition.
5258 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5259 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5260 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5261 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5262 Add rules to build crti.o and crtn.o
5263 * crti.asm: New file.
5264 * crtn.asm: New file.
5266 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5268 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5269 * cpphash.h (struct tokenrun): Add prev.
5270 (struct lexer_state): Remove bol.
5271 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5272 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5274 * cppinit.c (cpp_create_reader): Don't set bol.
5275 (cpp_destroy): Don't free lookaheads.
5276 * cpplex.c (lex_directive): Remove.
5277 (next_tokenrun): Update.
5278 (_cpp_lex_token): Clean up logic.
5279 (lex_token): Update to return a pointer to lexed token, since it
5280 can move to the start of the buffer. Simpify newline handling.
5281 * cpplib.c (SEEN_EOL): Update.
5282 (skip_rest_of_line): Remove lookahead stuff.
5283 (end_directive): Line numbers are already incremented. Revert
5284 to start of lexed token buffer if we can.
5285 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5286 parse_answer): Use _cpp_backup_tokens.
5287 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5288 instead. Don't check for EOL.
5289 (do_include_common, do_line, do_pragma_system_header): Use
5291 * cpplib.h (BOL, _cpp_backup_tokens): New.
5292 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5293 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5294 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5295 (builtin_macro): Don't use cpp_get_line.
5296 (cpp_get_line): Short term kludge.
5297 (parse_arg): Handle directives in arguments here. Back up when
5298 appropriate. Store EOF at end of argument list.
5299 (funlike_invocation_p): Use _cpp_backup_tokens.
5300 (push_arg_context): Account for EOF at end of list.
5301 (cpp_get_token): Remove lookahead stuff. Update.
5303 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * c-parse.in (yyerror): Const-ification and/or static-ization.
5306 * c-typeck.c (push_member_name): Likewise.
5307 * collect2.c (main): Likewise.
5308 * dbxout.c (dbxout_parms): Likewise.
5309 * diagnostic.c (format_with_decl): Likewise.
5310 * dwarf2out.c (output_ranges): Likewise.
5311 * dwarfout.c (fundamental_type_code): Likewise.
5312 * except.c (dw2_output_call_site_table): Likewise.
5313 * gcc.c (do_spec_1): Likewise.
5314 * genopinit.c (optabs): Likewise.
5315 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5316 gen_declaration_1, handle_impent): Likewise.
5317 * protoize.c (default_include, in_system_include_dir, abspath):
5319 * sched-vis.c (visualize_stall_cycles): Likewise.
5320 * sdbout.c (plain_type_1, sdbout_end_function,
5321 sdbout_end_epilogue): Likewise.
5322 * varasm.c (decode_reg_name): Likewise.
5324 * 1750a.c (mod_regno_adjust): Likewise.
5325 * alpha.c (alpha_write_one_linkage,
5326 unicosmk_output_default_externs): Likewise.
5327 * arm.c (arm_condition_codes): Likewise.
5328 * arm.h (arm_condition_codes): Likewise.
5329 * avr.c (output_movsisf, encode_section_info): Likewise.
5330 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5332 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5333 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5334 * m88k.c (output_function_profiler): Likewise.
5335 * mips.c (mips_output_conditional_branch): Likewise.
5336 * ns32k.c (ns32k_out_reg_names): Likewise.
5337 * ns32k.h (ns32k_out_reg_names): Likewise.
5338 * pj.c (pj_output_rval): Likewise.
5339 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5340 * sparc.c (sparc_flat_function_prologue,
5341 sparc_flat_function_epilogue): Likewise.
5343 2001-09-13 Markus Werle <numerical.simulation@web.de>
5344 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5346 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5347 Aachen University of Technology".
5349 2001-09-13 Andreas Schwab <schwab@suse.de>
5351 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5354 2001-09-13 Richard Henderson <rth@redhat.com>
5356 * config/alpha/alpha.c (small_symbolic_operand): New.
5357 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5358 (some_operand, input_operand): Don't handle HIGH.
5359 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5360 (alpha_expand_mov): Likewise.
5361 (print_operand) [H]: Just print HIGH symbol.
5362 (print_operand_address): Handle small data.
5363 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5364 (TARGET_SWITCHES): Add -msmall-data/large-data.
5365 (PIC_OFFSET_TABLE_REGNUM): New.
5366 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5367 (PREDICATE_COES): Update.
5368 * config/alpha/alpha.md (adddi_er_high): New.
5369 (adddi_er_low): Handle small data.
5370 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5371 prefer .sdata to .rodata.
5372 (SELECT_RTX_SECTION): Likewise.
5374 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5376 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5377 defining __size_t and leaving size_t undefined.
5379 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5381 * basic-block.h (expunge_block): Declare.
5382 * cfg.c (expunge_block): Remove static declaration.
5384 2001-09-12 Richard Henderson <rth@redhat.com>
5386 * integrate.c (copy_insn_list): Copy label name from
5387 NOTE_INSN_DELETED_LABEL.
5389 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5391 * c-common.c (c_tree_code_name): Const-ification.
5392 * c-decl.c (c_decode_option): Likewise.
5393 * c-typeck.c (warn_for_assignment): Likewise.
5394 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5396 * cppinit.c (output_deps): Likewise.
5397 * dependence.c (dependence_string, direction_string): Likewise.
5398 * dwarf2out.c (output_ranges): Likewise.
5399 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5400 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5401 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5402 standard_startfile_prefix, standard_startfile_prefix_1,
5403 standard_startfile_prefix_2, tooldir_base_prefix,
5404 standard_bindir_prefix, find_a_file): Likewise.
5405 * genattrtab.c (make_length_attrs): Likewise.
5406 * gencheck.c (tree_codes): Likewise.
5407 * genemit.c (gen_split): Likewise.
5408 * genrecog.c (special_mode_pred_table): Likewise.
5409 * graph.c (graph_ext): Likewise.
5410 * protoize (default_include): Likewise.
5411 * reload.c (reload_when_needed_name): Likewise.
5412 * sched-vis.c (visualize_stall_cycles): Likewise.
5413 * tlink.c (recompile_files): Likewise.
5414 * toplev.c (decode_g_option): Likewise.
5415 * tradcpp.c (output_deps): Likewise.
5416 * varasm.c (decode_reg_name): Likewise.
5418 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5421 * avr.c (avr_regnames, encode_section_info): Likewise.
5422 * c4x.c (float_reg_names): Likewise.
5423 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5424 * elfos.h (const_section): Likewise.
5425 * i386.c (ix86_comp_type_attributes): Likewise.
5426 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5427 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5428 * ia64.c (type_names): Likewise.
5429 * m68hc11.c (reg_class_names): Likewise.
5430 * m88k.c (m_options): Likewise.
5431 * mips.c (mips_output_conditional_branch, mips_unique_section):
5433 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5434 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5435 ultra_code_names): Likewise.
5436 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5438 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5440 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5441 Use --fatal-warnings option for gas.
5442 * configure: Rebuilt.
5444 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5446 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5448 2001-09-11 Jim Wilson <wilson@redhat.com>
5450 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5452 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5454 * builtins.c (c_strlen): Treat an offset too large for a
5455 HOST_WIDE_INT as out of range.
5457 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5459 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5460 (EDGE_CRITICAL_P): New predicate.
5461 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5463 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5464 (dump_edge_info): Remove "crit".
5465 * cfganal.c (mark_critical_edges): Kill.
5466 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5467 * cfgcleanup.c (cleanup_cfg): Likewise.
5468 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5469 (find_spanning_tree): Likewise.
5470 * reg-stack.c (convert_regs_1): Likewise.
5471 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5473 * basic-block.h (create_basic_block_structure): New.
5474 (create_basic_block): Update prototype.
5475 (force_nonfallthru): New.
5476 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5477 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5478 handle updating of block_for_insn, creating of empty BBs and BBs at
5479 the end of INSN chain.
5480 (create_basic_block): New function.
5481 (split_block): Use create_basic_block.
5482 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5483 (redirect_edge_and_branch_force): ... here.
5484 (force_nonfallthru): New.
5485 (split_edge): Rewrite to use force_nonfallthru and create_block.
5486 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5487 (find_basic_blocks): Free basic_block_for_insn.
5488 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5490 * cfg.c: Fix formating.
5491 * cfgcleanup.c: Fix formating.
5492 (merge_blocks, tail_recursion_label_p): Return bool.
5493 (merge_blocks_move_predecessor_nojumps,
5494 merge_blocks_move_successor_nojumps): Return void.
5496 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5498 * configure.in: Check whether assembler supports section merging.
5499 * config.in: Rebuilt.
5500 * configure: Rebuilt.
5501 * varasm.c (variable_section, output_constant_pool): Pass alignment
5502 to SELECT_SECTION and SELECT_RTX_SECTION.
5503 (mergeable_string_section): New.
5504 (mergeable_constant_section): New.
5505 (default_elf_asm_named_section): Output SECTION_MERGE and
5506 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5507 * output.h (mergeable_string_section): New.
5508 (mergeable_constant_section): New.
5509 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5510 * toplev.c (flag_merge_constants): New.
5511 (f_options): Add -fmerge-constants and -fmerge-all-constants
5513 (toplev_main): Default to -fno-merge-constants if not optimizing.
5514 * flags.h (flag_merge_constants): Add extern.
5515 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5516 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5518 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5519 Define if assembler has working .subsection -1 support.
5520 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5521 Put constant into special SHF_MERGE sections if the linker should
5522 attempt to merge duplicates.
5523 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5525 Put constant into special SHF_MERGE sections if the linker should
5526 attempt to merge duplicates.
5527 * config/alpha/elf.h: Likewise.
5528 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5529 has working .subsection -1 support.
5530 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5532 * config/svr3.h: Likewise.
5533 * config/darwin.h: Likewise.
5534 * config/arm/aof.h: Likewise.
5535 * config/arm/linux-elf.h: Likewise.
5536 * config/avr/avr.h: Likewise.
5537 * config/c4x/c4x.h: Likewise.
5538 * config/d30v/d30v.h: Likewise.
5539 * config/i386/dgux.h: Likewise.
5540 * config/i386/osfrose.h: Likewise.
5541 * config/i386/sco5.h: Likewise.
5542 * config/i386/svr3gas.h: Likewise.
5543 * config/ia64/aix.h: Likewise.
5544 * config/m32r/m32r.h: Likewise.
5545 * config/m68k/m68k.h: Likewise.
5546 * config/m88k/dgux.h: Likewise.
5547 * config/m88k/m88k.h: Likewise.
5548 * config/mcore/mcore-pe.h: Likewise.
5549 * config/mips/mips.h: Likewise.
5550 * config/pa/pa.h: Likewise.
5551 * config/pa/pa-linux.h: Likewise.
5552 * config/romp/romp.h: Likewise.
5553 * config/rs6000/sysv4.h: Likewise.
5554 * config/rs6000/xcoff.h: Likewise.
5555 * config/s390/linux.h: Likewise.
5556 * config/sparc/sparc.h: Likewise.
5557 * config/sparc/sysv4.h: Likewise.
5558 * config/stormy16/stormy16.h: Likewise.
5559 * config/v850/v850.h: Likewise.
5560 * config/vax/vms.h: Likewise.
5561 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5562 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5563 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5564 default_elf_asm_named_section for SHF_MERGE sections.
5566 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5568 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5571 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5573 * c-common.c (split_specs_attrs): Allow for empty attributes with
5574 empty TREE_PURPOSE. Fixes PR c/4294.
5576 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5578 * basic-block.h (cached_make_edge, make_single_succ): New.
5579 (make_edge): Remove first parameter.
5580 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5581 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5582 created edge; use obstack allocation.
5583 (make_edge, make_single_succ_edge): New.
5584 (first_removed_edge): New static variable.
5585 (init_flow): Initialize first_removed_edge and n_edges.
5586 (clear_edges): Use remove_edge.
5587 (flow_delete_block): Likewise.
5588 (remove_edge): Add removed edges to the removed edges list.
5589 (split_block, redirect_edge_and_branch_force, split_edge):
5591 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5592 (add_noreturn_fake_exit_edges): Likewise.
5593 (connect_infinite_loops_to_exit): Liekwise.
5594 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5595 Use cached_make_edge.
5596 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5597 * profile.c (branch_prob): Update make_edge call.
5598 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5600 2001-09-11 Richard Henderson <rth@redhat.com>
5602 * config/alpha/alpha.c: Tidy formatting.
5603 (local_symbolic_operand): Verify mode.
5604 (alpha_sa_mask): Ignore unicos for eh_return.
5605 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5606 * config/alpha/alpha.md (umk divsi patterns): Remove.
5607 (extendsfdf2): Remove unicos check.
5608 (tablejump): Merge vms and unicos code; always use direct set
5611 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5613 * config.gcc (alpha*-*-unicosmk*): New target.
5615 * config/alpha/alpha-protos.h (symbolic_operand,
5616 unicosmk_add_call_info_word, unicosmk_add_extern,
5617 unicosmk_defer_case_vector, unicosmk_unique_section,
5618 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5619 unicosmk_asm_file_start, unicosmk_asm_file_end,
5620 unicosmk_output_common): Declare.
5622 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5623 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5624 alpha_does_function_need_gp, alpha_end_function): Support Cray
5626 (alpha_init_machine_status, alpha_mark_machine_status,
5627 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5628 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5629 unicosmk_asm_named_section, unicosmk_insert_attributes,
5630 unicosmk_section_type_flags, symbolic_operand,
5631 unicosmk_output_module_name, unicosmk_output_default_externs,
5632 unicosmk_output_dex, unicosmk_output_externs,
5633 unicosmk_output_addr_vec, unicosmk_ssib_name,
5634 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5635 unicosmk_asm_file_end, unicosmk_output_common,
5636 unicosmk_section_type_flags, unicosmk_unique_section,
5637 unicosmk_add_call_info_word, unicosmk_text_section,
5638 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5639 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5640 unicosmk_dex_count, unicosmk_special_name): New.
5641 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5642 TARGET_ABI_UNICOSMK.
5643 (get_aligned_mem, alpha_expand_unaligned_load,
5644 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5645 alpha_expand_unaligned_store_words): Support big-endian mode.
5646 (print_operand): Likewise. New format specifier 't'. Use
5647 TARGET_AS_SLASH_BEFORE_SUFFIX.
5648 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5649 (alpha_pv_save_size): Update with above change.
5650 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5651 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5654 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5655 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5656 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5657 (EXTRA_CONSTRAINT): New constraint 'U'.
5658 (PREDICATE_CODES): Add symbolic_operand.
5660 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5661 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5662 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5663 (integer division and modulus patterns): Split in default and
5665 (*divmodsi_internal, *divmoddi_internal): Disable for
5666 TARGET_ABI_UNICOSMK.
5667 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5668 little-endian and big-endian versions.
5669 (ext, ins, msk): Likewise.
5670 (extv, extzv, insv): Support big-endian mode.
5671 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5672 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5673 *tablejump_umk_internal, *call_value_umk): New.
5674 (*movdi_nofix): Add pattern for loading an address into a register on
5675 TARGET_ABI_UNICOSMK.
5676 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5677 (umk_mismatch_args, arg_home_umk): New.
5678 (various insns): Don't use mov, fmov, nop, fnop and unop.
5679 (realign): Support TARGET_ABI_UNICOSMK.
5681 * config/alpha/unicosmk.h: New file.
5682 * config/alpha/t-unicosmk: New file.
5684 * fixinc/inclhack.def (unicosmk_restrict): New.
5685 * fixinc/fixincl.x: Regenerate.
5687 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5688 (wchar_t): Check for and define __WCHAR_T__.
5690 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5692 * combine.c (simplify_shift_const): Treat shifts by the mode
5695 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5697 * cpphash.h (struct tokenrun): New.
5698 (struct cpp_context): New member bol.
5699 (struct cpp_reader): New members.
5700 (_cpp_init_tokenrun): New.
5701 * cppinit.c (cpp_create_reader): Set up the token runs.
5702 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5703 (lex_token): New internalised version of _cpp_lex_token. Don't
5704 handle directives or the multiple include opimisation here any
5705 more. Simply lex a token.
5706 * cpplib.c (run_directive): Clear bol.
5707 (_cpp_pop_buffer): Set bol.
5708 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5711 2001-09-11 Michael Meissner <meissner@redhat.com>
5713 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5714 give an error if the user uses -mfp32.
5715 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5717 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5718 floating point register size.
5719 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5721 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5722 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5724 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5725 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5727 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5729 * dbxout.c (dbxout_parms): Fix typo in comment.
5730 * unroll.c (loop_find_equiv_value): Ditto.
5731 * toplev.c (rest_of_compilation): Ditto.
5732 * loop.c (scan_loop): Ditto.
5733 * dwarf2out.c (struct dw_fde_struct): Ditto.
5735 2001-09-10 Zack Weinberg <zackw@panix.com>
5737 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5738 copying identifier when we're just going to throw it away.
5739 (parse_identifier_slow): New routine to handle abnormal cases.
5740 (_cpp_lex_token): Update call site.
5742 * hashtable.c (ht_lookup): Don't assume that the string we've
5743 been given is NUL-terminated.
5744 * system.h: #define __builtin_expect(a, b) to (a) if not
5747 2001-09-10 Michael Meissner <meissner@redhat.com>
5749 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5752 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5754 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5756 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5758 * builtins.c (c_getstr): Correct thinko in last change and further
5761 2001-09-10 Tim Freeman <tim@fungibole.com>
5763 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5764 into varray's and register them as roots with the garbage
5765 collector so they are not collected too soon.
5767 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5769 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5771 * basic-block.h (flow_obstack, label_value_list,
5772 tail_recursion_label_list): Declare
5773 (tidy_fallthru_edges): Declare.
5774 (expunge_block, last_loop_beg_note): Delete.
5775 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5777 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5778 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5779 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5780 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5781 expunge_block, flow_delete_block, compute_bb_for_insn,
5782 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5783 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5784 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5785 try_redirect_by_replacing_jump, last_loop_beg_note,
5786 redirect_edge_and_branch, redirect_edge_and_branch_force,
5787 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5788 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5789 commit_edge_insertions, dump_flow_info, debug_flow_info,
5790 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5791 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5792 Move here from flow.c
5793 * cfganal.c: New file.
5794 (forwarder_block_p, can_fallthru, mark_critical_edges,
5795 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5796 find_unreachable_blocks, create_edge_list, free_edge_list,
5797 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5798 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5799 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5800 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5801 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5802 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5803 Move here from flow.c
5804 * cfgbuild.c: New file
5805 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5806 make_edges, find_basic_blocks_1, find_basic_blocks,
5807 find_sub_basic_blocks): Move here from flow.c
5808 * cfgcleanup.c: New file.
5809 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5810 merge_blocks_move_predecessor_nojumps,
5811 merge_blocks_move_successor_nojumps, merge_blocks,
5812 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5813 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5814 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5816 * cfgloop.c: New file
5817 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5818 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5819 flow_loop_exit_edges_find, flow_loop_nodes_find,
5820 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5821 flow_loop_tree_node_add, flow_loops_tree_build,
5822 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5823 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5824 Move here from flow.c
5825 * flow.c: Remove everything moved elsewhere
5826 * output.h (cleanup_cfg): Return bool.
5828 * bb-reorder.c (reorder_block_def): Remove 'index'.
5829 (insert_intra_1): Add argument BB, set block for new note.
5830 (make_reorder_chain): Do not depdent on BB indexes.
5831 (make_reorder_chain_1): Do not use BB indexes.
5832 (label_for_bb): Likewise; set BB for new insn.
5833 (emit_jump_to_block_after): Likewise.
5834 (fixup_reoder_chain): Sanity check that all basic blocks
5835 are chained; verify newly created insn chain; remove
5836 undocnitional jump simplifying; Do not use BB indexes;
5837 properly initialize count and frequency information;
5838 dump reordered sequence.
5839 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5840 (insert_inter_bb_scope_notes): Set block for new insn.
5841 (reorder_basic_blocks): Dump flow info before reoredering.
5843 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5845 * alias.c (clear_reg_alias_info): Use K&R format definition.
5846 Avoid unsigned warning.
5847 * builtins.c: Use "unsigned int", not "unsigned".
5848 (target_char_cast): Use host_integerp and tree_low_cst.
5849 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5850 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5851 (c_getstr): Likewise.
5852 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5853 (builtin_memcpy_read_str): Avoid unsigned warning.
5854 (expand_builtin_memcpy): Alignments are unsigned.
5855 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5856 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5857 * predict.c (expensive_function_p): LIMIT now unsigned.
5858 * resource.c (mark_target_live_regs): Make some vars unsigned.
5859 * sdbout.c: Use "unsigned int", not "unsigned".
5860 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5861 (sdbout_source_line): Likewise.
5862 (sdbout_record_type_name): Remove "const" for NAME declaration.
5863 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5865 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5867 * calls.c (store_one_arg): Expand comment.
5869 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5871 * calls.c (store_one_arg): Make sure that the entire argument is
5872 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5874 2001-09-09 Richard Henderson <rth@redhat.com>
5876 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5878 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5880 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5882 2001-09-09 Richard Henderson <rth@redhat.com>
5884 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5885 (alpha_this_literal_sequence_number): New.
5886 (alpha_this_gpdisp_sequence_number): New.
5887 (some_operand, input_operand): Add HIGH.
5888 (local_symbolic_operand): New.
5889 (alpha_encode_section_info): New.
5890 (alpha_legitimate_address_p): Allow LO_SUM.
5891 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5892 (alpha_expand_mov): Likewise.
5893 (secondary_reload_class): Check memory_operand not general_operand
5895 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5896 (alpha_expand_unaligned_store): Likewise.
5897 (alpha_expand_unaligned_load_words): Likewise.
5898 (alpha_expand_unaligned_store_words): Likewise.
5899 (alpha_expand_block_clear): Likewise.
5900 (print_operand): Handle %#, %*, %H.
5901 (print_operand_address): Handle LO_SUM.
5903 (alpha_does_function_need_gp): Use it.
5904 (alpha_expand_block_move): Fix signed compare warnings.
5905 (alpha_sa_mask, alpha_align_insns): Likewise.
5906 * config/alpha/alpha-protos.h: Update.
5907 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5908 (MASK_EXPLICIT_RELOCS): New.
5909 (TARGET_SWITCHES): Add -mexplicit-relocs.
5910 (EXTRA_CONSTRAINT): Add 'T'.
5911 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5912 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5913 (ENCODE_SECTION_INFO): Out line.
5914 (REDO_SECTION_INFO_P): New.
5915 (STRIP_NAME_ENCODING): New.
5916 (ASM_OUTPUT_LABELREF): New.
5917 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5918 (PREDICATE_CODES): Update.
5919 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5920 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5921 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5922 builtin_setjmp_receiver_er, exception_receiver_1_er,
5923 call_value_osf_1_er): New patterns.
5924 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5925 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5926 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5927 (FINAL_PRESCAN_INSN): New.
5929 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5931 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5933 2001-09-08 Andreas Jaeger <aj@suse.de>
5935 * i386.h (TARGET_SWITCHES): Fix description.
5937 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5939 * rs6000.c (num_insns_constant): Compute number of instructions
5942 * doc/install.texi: Explain AIX exception handling work-around.
5943 Update URL for AIX fixes.
5945 2001-09-07 Jim Wilson <wilson@redhat.com>
5947 * alias.c (clear_reg_alias_info): New.
5948 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5949 * rtl.h (clear_reg_alias_info): Declare.
5951 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5953 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5955 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5956 (m16m,edivm,emulm): Change declaration to match definition.
5958 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5960 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5961 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5964 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5966 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5967 which have no corresponding C type.
5968 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5969 the representation of 64-bit doubles to work with 64-bit ints.
5971 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5973 * config/mips/mips.c (override_options): Do not override ISA when ABI
5974 specified if MIPS_CPU_STRING_DEFAULT was specified.
5976 2001-09-07 Richard Henderson <rth@redhat.com>
5978 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5979 (express_from_1): Wrap lines.
5980 * rtlanal.c (commutative_operand_precedence): Rename from
5981 operand_preference; export.
5982 * rtl.h: Declare it.
5983 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5984 (simplify_binary_operation): Invoke simplify_plus_minus on
5985 (CONST (PLUS ...)) as well.
5986 (struct simplify_plus_minus_op_data): New.
5987 (simplify_plus_minus_op_data_cmp): New.
5988 (simplify_plus_minus): Use them. Avoid infinite recursion with
5989 simplify_binary_operation wrt CONST.
5991 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5993 * h8300-protos.h (general_operand_dst_push): Remove.
5994 * h8300.c (general_operand_dst_push): Likewise.
5995 * h8300.h (OK_FOR_T): Likewise.
5996 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5997 * h8300.md (pushqi_h8300): New.
5998 (pushqi_h8300hs): Likewise.
6000 (pushhi_h8300): Likewise.
6001 (pushhi_h8300hs): Likewise.
6004 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6006 * genattrtab.c (attr_printf): First arg is unsigned.
6007 Clean up formatting of callers.
6009 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6011 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6014 2001-09-07 Andreas Jaeger <aj@suse.de>
6016 * i386.h (TARGET_SWITCHES): Fix descriptions.
6018 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6020 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6022 2001-09-06 Ira Ruben <ira@apple.com>
6024 Remove OP_IDENTIFIER.
6025 * tree.def (OP_IDENTIFIER): Remove.
6026 * tree.c (tree_node_kind enum): Remove op_id_kind.
6027 (tree_node_kind_names): Remove "op_identifiers".
6028 (make_node): Remove OP_IDENTIFIER test.
6029 (build_op_identifier): Removed because it isn't being used.
6030 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6031 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6033 2001-09-06 Richard Henderson <rth@redhat.com>
6035 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6037 2001-09-06 Richard Henderson <rth@redhat.com>
6039 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6042 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6044 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6045 number used for CR register.
6047 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6048 Joern Rennecke (amylaar@cygnus.com)
6050 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6051 * h8300.c (initial_offset): Handle offset between RP and FP.
6052 (h8300_return_addr_rtx): New function.
6053 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6055 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6056 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6057 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6058 (CAN_ELIMINATE, REGISTER_NAMES):
6059 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6061 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6063 Remove TYPE_NONCOPIED_PARTS.
6064 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6065 (struct tree_type): Remove noncopied_parts.
6066 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6067 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6068 (fixed_type_p): Remove.
6069 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6070 (expand_expr, MODIFY_EXPR): Likewise.
6071 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6072 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6074 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6076 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6078 (mask64_operand): Likewise.
6079 (includes_rldic_lshift_p): Likewise.
6080 (includes_rldicr_lshift_p): Likewise.
6082 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6084 * objc/objc-act.c (build_message_expr): If a class method cannot
6085 be found, do not issue a warning if a corresponding instance
6086 method exists in the root class.
6088 2001-09-05 Richard Henderson <rth@redhat.com>
6090 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6092 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6094 * function.c (ggc_mark_struct_function): Mark f->outer.
6095 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6096 * integrate.c (output_inline_function): ... not here.
6098 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6100 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6102 * i386.c (size_cost): New static variable.
6103 (override_function): Use size_cost when -Os is specified.
6105 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6106 properly; Use current_function_calls_eh_return.
6107 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6108 use leave to avoid dependency chain.
6110 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6111 get BB loop_depth instead of computing it from LOOP notes.
6113 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6115 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6117 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6118 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6119 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6121 2001-09-05 Jeffrey A Law (law@cygnus.com)
6122 Jason Merrill (jason@redhat.com)
6124 * stor-layout.c (layout_type): Complain if an array's size can
6125 not be represented in a size_t.
6127 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6129 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6131 * gcc.c: (process_command) Add parentheses around assignment
6132 used as truth value.
6134 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6136 * config/mips/mips.c (save_restore_insns): Don't mark any register
6137 save slots as unchanging if current_function_calls_eh_return.
6139 2001-09-05 Richard Henderson <rth@redhat.com>
6141 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6142 * config/alpha/alpha-protos.h: Declare it.
6143 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6144 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6145 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6146 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6147 (REG_OK_FOR_BASE_P): Select one of the above.
6149 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6151 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6152 (crti.o): Prefix name of object file with $(T).
6155 2001-09-05 David S. Miller <davem@redhat.com>
6157 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6158 * config/sparc/linux64.h: Likewise.
6160 2001-09-05 Andreas Jaeger <aj@suse.de>
6162 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6163 available anymore, remove the documentation.
6164 (i386 Options): Fix typo, cleanup index entries.
6166 * prefix.c (concat): Remove, we can use the version from liberty.
6168 2001-09-05 Richard Henderson <rth@redhat.com>
6170 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6171 New functions split out of md file expanders.
6172 * config/alpha/alpha-protos.h: Declare them.
6173 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6175 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6177 * cppmacro.c (funlike_invocation_p): No need to restore context.
6179 2001-09-04 Richard Henderson <rth@redhat.com>
6181 * reload.c (push_reload): Export.
6182 * reload.h (push_reload): Declare it.
6184 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6185 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6186 * config/alpha/alpha.c (alpha_legitimize_address): New.
6187 (alpha_legitimize_reload_address): Likewise.
6188 * config/alpha/alpha-protos.h: Declare them.
6190 2001-09-04 Stan Shebs <shebs@apple.com>
6192 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6193 * config/darwin.c (machopic_stub_name): Account for internally
6194 generated lib calls such as memcpy.
6196 2001-09-04 Richard Henderson <rth@redhat.com>
6198 * unwind.h (_UA_END_OF_STACK): New flag.
6199 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6201 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6203 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6205 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6207 * config/mips/mips.c (save_restore_insns): Change base_offset to
6208 fp_offset in second call to mips_emit_frame_related_store.
6210 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6212 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6213 sometimes be represented as a NOTE of type
6214 NOTE_INSN_DELETED_LABEL.
6215 (Insns): Document NOTE_INSN_DELETED_LABEL.
6217 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6219 * c-common.h (tree_dump_index): Add more comments.
6220 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6221 (dump_option_value_info): New struct.
6222 (dump_options): New array.
6223 (dump_switch_p): Parse switch options symbolically.
6224 * doc/invoke.texi (-fdump-ast): Rename to ...
6225 (-fdump-tree): ... here. Document that options are symbolic, and
6226 not all are applicable.
6228 2001-09-04 David S. Miller <davem@redhat.com>
6230 * config/sparc/sparc.md (define_splits): Kill constraints.
6232 Cleanup redundant and unused insn attributes.
6233 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6234 binary, and move. Mark ialu as default.
6235 (commented out define_function_unit "alu"): Kill.
6236 (define_attr "use_clobbered"): Kill.
6237 (whole file): Kill address insn type references. Replace
6238 all unary/binary/move references with ialu.
6239 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6240 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6243 Simplify length insn attribute and make more judicious use
6244 of insn attribute defaulting.
6245 * config/sparc/sparc.md (all insns with length > one): Mark as
6246 insn type multi if real instructions, else use default if
6247 it is a forced splitter.
6248 (all insns with length == one): Use default insn length.
6249 (all insns of type ialu): Use default insn type.
6251 Fix erroneous insn attribute settings.
6252 (addx): Set insn type to misc.
6253 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6254 const_umulsidi3_sp64): Set insn type to imul.
6256 Track SFmode vs DFmode insns according to UltraSPARC
6258 * config/sparc/sparc.md ("fptype"): New attribute, default
6260 (all DFmode single insns): Mark as fptype "double".
6262 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6264 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6266 2001-09-03 Richard Henderson <rth@redhat.com>
6268 * function.h (struct function): Add arg_pointer_save_area_init.
6269 * function.c (expand_function_end): Init arg_pointer_save_area.
6270 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6271 when called from a nested function.
6273 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6275 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6278 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6280 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6282 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6284 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6285 (emit_push_insn): Use specified padding direction when
6286 STACK_PUSH_CODE is POST_INC.
6288 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6290 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6292 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6294 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6296 * cppinit.c (cpp_start_read): Free the imacros list as we
6297 traverse it. Don't free the chains before returning.
6298 (_cpp_push_next_buffer): Only try pushing buffers if we've
6299 completed -imacros handling.
6301 2001-08-31 Eric Christopher <echristo@redhat.com>
6303 * gcc.c (handle_braces): Add explaination for abort.
6305 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6307 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6308 move adjustment of bitpos instead.
6310 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6312 * function.c: Remove all_functions. Make outer_function_chain
6314 (init_function_start): Don't add new function structure to
6316 (find_function_data, push_function_context_to,
6317 pop_function_context_from, put_var_into_stack,
6318 trampoline_address): Update for changed structure element names.
6319 (push_function_context_to): Disentangle.
6320 (free_after_compilation): Also free F.
6321 (expand_dummy_function_end): Don't free cfun here.
6322 (put_var_into_stack): Comment why we can't use find_function_data here.
6323 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6324 (mark_function_chain): Split into maybe_mark_struct_function and
6325 ggc_mark_struct_function. Export the latter.
6326 (init_function_once): Mark from cfun and outer_function_chain;
6329 * function.h (struct function): Kill next_global. Rename next
6330 to outer. All users updated to match.
6331 (all_functions, outer_function_chain): Don't declare.
6333 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6334 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6335 don't touch f->inlinable, after calling rest_of_compilation.
6337 * tree.h: Forward-declare struct function. Prototype
6338 ggc_mark_struct_function.
6340 2001-08-31 Kazu Hirata <kazu@hxi.com>
6342 * config/h8300/h8300.md (*andorhi3): Fix typos.
6344 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6346 * calls.c (emit_library_call_value): Don't use a fixed
6347 argument after VA_CLOSE, i.e. out of scope in traditional C.
6349 * emit-rtl.c (gen_rtvec): Likewise.
6351 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6353 * Makefile.in (c-pragma.o): Depend on output.h.
6354 (reorg.o): Depend on except.h.
6356 * c-pragma.c: Include output.h.
6358 * reorg.c: Include except.h.
6360 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6362 2001-08-31 Richard Henderson <rth@redhat.com>
6364 * sched-deps.c (add_dependence): Don't elide dependency if the
6365 conditional used by insn is modified in elem.
6367 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6369 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6371 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6373 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6376 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6378 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6380 (stormy16_asm_out_constructor): New function.
6381 (TARGET_ASM_CONSTRUCTOR): Define.
6382 (TARGET_ASM_DESTRUCTOR): Define.
6384 2001-08-31 Andreas Jaeger <aj@suse.de>
6386 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6387 * loop.c (add_label_notes): Likewise.
6388 * reload.c (find_reloads): Likewise.
6389 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6391 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6393 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6394 code here. Take _Unwind_{W,Sw}ord*.
6395 (read_encoded_value_with_base): Use them.
6396 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6398 (extract_cie_info): Simplify read_?leb128 handling.
6399 (execute_stack_op, execute_cfa_program): Likewise.
6400 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6402 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6404 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6405 the frame pointer to pop the stack if convenient.
6407 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6408 Don't use post-increment before combine.
6409 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6410 a call-saved register.
6412 2001-08-31 Andreas Jaeger <aj@suse.de>
6414 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6417 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6419 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6420 not DIV/MOD, of course.
6422 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6424 * rtl.def: Undo my patch commited 2001-08-27.
6426 * genattrtab.c: Ditto.
6430 * sched-int.h: Ditto.
6432 * target-def.h: Ditto.
6436 * haifa-sched.c: Ditto.
6438 * sched-rgn.c: Ditto.
6440 * sched-vis.c: Ditto.
6442 * Makefile.in: Ditto.
6444 * doc/md.texi: Ditto.
6446 * doc/tm.texi: Ditto.
6448 * doc/contrib.texi: Ditto.
6450 * doc/gcc.texi: Ditto.
6452 * genattrtab.h: Remove it.
6454 * genautomata.c: Remove it.
6456 * genattr.c: Undo my patch and Richard Henderson's patch commited
6459 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6461 * config.gcc (h8300-*-elf*): New case.
6462 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6463 (SUBTARGET_CPP_SPEC): Define.
6464 (EXTRA_SPECS): Define.
6465 (SUBTARGET_EXTRA_SPECS): Define.
6466 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6467 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6469 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6471 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6472 (LIB2FUNCS_EXTRA): Define.
6473 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6474 config/h8300/fixunssfsi.c: New file.
6476 2001-08-30 Kazu Hirata <kazu@hxi.com>
6478 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6479 define_expand to accommodate target-specific attributes.
6480 (anonymous zero_extendqihi2 patterns): New.
6482 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6484 * h8300.md (*andorhi3): New pattern.
6486 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6488 * h8300.c (dosize): Fix test for "sub".
6490 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6492 * c-typeck.c (pointer_diff): Try to eliminate common term before
6495 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6497 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6498 Account for the saves of the FP registers.
6500 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6501 (TEXT_SECTION_ASM_OP): Define.
6502 (INIT_SECTION_ASM_OP): Define.
6503 (FINI_SECTION_ASM_OP): Define.
6504 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6505 (RDATA_SECTION_FUNCITON): Provide prototype.
6507 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6509 * reload1.c (move2add_note_store): Correct typo checking for
6512 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6514 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6515 note should not be considered outside the libcall block.
6517 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6519 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6521 2001-08-29 Kazu Hirata <kazu@hxi.com>
6523 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6525 2001-08-29 Kazu Hirata <kazu@hxi.com>
6527 * config/h8300/h8300-protos.h: Add a prototype for
6529 * config/h8300/h8300.c (emit_logical_op): New.
6530 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6537 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6539 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6540 comparison with rtx INTVAL.
6541 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6543 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6545 2001-08-29 Kazu Hirata <kazu@hxi.com>
6547 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6550 2001-08-29 Kazu Hirata <kazu@hxi.com>
6552 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6553 (reg n) to (mem (pre_dec (reg n))
6554 (anonymous movsi pattern): Likewise.
6556 2001-08-29 Kazu Hirata <kazu@hxi.com>
6558 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6560 2001-08-29 Kazu Hirata <kazu@hxi.com>
6562 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6563 several special constants.
6565 2001-08-29 Kazu Hirata <kazu@hxi.com>
6567 * config/h8300/lib1funcs.asm: Fix comment typos.
6569 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6571 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6572 Fix format specifier warnings.
6574 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6575 inet_makeaddr, semctl): Prototype.
6577 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6578 (save_restore_insns): Use base_offset, not gp_offset.
6580 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6581 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6583 2001-08-29 Richard Henderson <rth@redhat.com>
6585 * bb-reorder.c (function_tail_eff_head): New.
6586 (record_effective_endpoints): Set it.
6587 (fixup_reorder_chain): Use it.
6589 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6593 2001-08-28 Dale Johannesen <dalej@apple.com>
6595 * config/darwin.c (machopic_function_base_name): Add const
6596 qualifier to a string.
6597 (darwin_encode_section_info): Ditto.
6599 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6602 function definition.
6604 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6606 * df.h (struct df): Add rts_order variable.
6608 * df.c (df_visit_next_rts): New function.
6609 (df_visit_next): Renamed to df_visit_next_rc
6610 (df_analyse_1): Allocate/compute/free rts_order as well.
6611 (df_rd_global_compute): Use df_visit_next_rc instead of
6613 (df_ru_global_compute): Use df_visit_next_rts instead of
6616 * flow.c (flow_reverse_top_sort_order_compute): New function.
6618 * basic-block.h: Add prototype.
6620 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6622 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6623 blocks, the BB_REACHABLE is now set, rather than aux being
6624 non-NULL. Update the test to reflect this.
6626 2001-08-28 Eric Christopher <echristo@redhat.com>
6628 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6629 config/mips/crti.asm: Ditto.
6631 2001-08-28 Eric Christopher <echristo@redhat.com>
6632 Richard Henderson <rth@redhat.com>
6634 * c-pragma.h (add_weak): Move prototype from here...
6635 * output.h (add_weak): ... to here.
6636 * varasm.c (add_weak): Fix typo.
6637 * config/mips/crti.asm: New file.
6638 * config/mips/crtn.asm: Ditto.
6639 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6640 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6641 (INVOKE__main): Ditto.
6642 (INIT_SECTION_ASM_OP): New.
6643 (FINI_SECTION_ASM_OP): Ditto.
6644 (STARTFILE_SPEC): Add crti.
6645 (ENDFILE_SPEC): Add crtn.
6646 * config/mips/elf64.h: Same.
6647 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6649 * config/mips/vxworks.h: Ditto.
6650 * config/mips/t-elf: Support crti and crtn.
6652 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6654 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6657 2001-08-28 Richard Henderson <rth@redhat.com>
6659 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6660 (one_cmplbi2 splitter): Remove redundant test.
6662 2001-08-28 Dale Johannesen <dalej@apple.com>
6664 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6666 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6668 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6670 2001-08-28 Stan Shebs <shebs@apple.com>
6672 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6673 (UNALIGNED_SHORT_ASM_OP): Define.
6674 (UNALIGNED_INT_ASM_OP): Define.
6676 2001-08-28 Will Cohen <wcohen@redhat.com>
6678 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6679 generation for first set.
6681 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6683 * flow.c (redirect_edge_succ_nodup): Return new edge.
6684 (try_simplify_condjump): Use new edge.
6685 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6687 * cse.c (cse_basic_block): Skip note instructions.
6689 2001-08-27 Richard Henderson <rth@redhat.com>
6691 * combine.c (combine_simplify_rtx): Don't reverse condition
6692 if there is no reverse for the condition.
6693 (simplify_comparison): Don't simplify subregs from INT to FP.
6695 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6696 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6697 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6698 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6699 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6700 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6702 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6704 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6705 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6707 (adddi_dilshr32, adddi_dishl32): Only data register can be
6708 source for mem destination.
6710 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6711 and use bitnum to decide about register move.
6713 2001-08-27 Richard Henderson <rth@redhat.com>
6715 * genattr.c (main): Emit state_t even when not doing scheduling.
6717 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6718 Richard Henderson <rth@redhat.com>
6720 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6721 (reg_avail_info, current_bb): ... these.
6722 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6723 (compute_hash_table): Likewise.
6725 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6727 * flow.c (verify_flow_info): Use checksums to verify edges.
6729 2001-08-27 Richard Henderson <rth@redhat.com>
6731 * genautomata.c (expand_automata): Always create a description.
6733 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6735 * optabs.c (expand_binop): Correctly handle the carry in multiword
6736 add/subtract operations.
6738 2001-08-27 Fred Fish <fnf@be.com>
6740 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6743 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6745 * reload.c (find_reloads_toplev): Back out this change:
6747 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6749 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6750 mem if the address is a mode_dependent_address_p.
6752 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6754 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6755 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6756 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6759 * genattr.c (main): New variable num_insn_reservations. Increase
6760 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6761 pipeline hazard recognizer interface.
6763 * genattrtab.h: New file.
6765 * genattrtab.c: Include genattrtab.h.
6766 (attr_printf, check_attr_test, make_internal_attr,
6767 make_numeric_value): Move protypes into genattrtab.h. Define them
6769 (num_dfa_decls): New global variable.
6770 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6771 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6772 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6773 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6775 * genautomata.c: New file.
6777 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6779 * sched-int.h: (curr_state): Add the external definition for
6780 automaton pipeline interface.
6781 (haifa_insn_data): Add comments for members blockage and units.
6783 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6784 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6785 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6786 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6787 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6788 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6789 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6791 (TARGET_SCHED): Use the new macros.
6793 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6794 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6795 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6796 dfa_bubble): New members in gcc_target.sched.
6798 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6799 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6800 (insn_queue): Redefine it as pointer to array.
6801 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6803 (max_insn_queue_index_macro_value): New variable.
6804 (curr_state, dfa_state_size, ready_try): New varaibles for
6805 automaton interface.
6806 (ready_element, ready_remove, max_issue): New function prototypes
6807 for automaton interface.
6808 (choose_ready): New function prototype.
6809 (insn_unit, blockage_range): Add comments.
6810 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6811 FUNCTION_UNITS_SIZE == 0.
6812 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6813 actual_hazard, potential_hazard): Add comments.
6814 (insn_cost): Use cost -1 as undefined value. Remove
6815 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6817 (ready_element, ready_remove): New functions for automaton
6819 (schedule_insn): Add new code for automaton pipeline interface.
6820 (queue_to_ready): Add new code for automaton pipeline interface.
6821 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6822 (debug_ready_list): Print newline when the queue is empty.
6823 (max_issue): New function for automaton pipeline interface.
6824 (choose_ready): New function.
6825 (schedule_block): Add new code for automaton pipeline interface.
6826 Print ready list before scheduling each insn.
6827 (sched_init): Add new code for automaton pipeline interface.
6828 Initiate insn cost by -1.
6829 (sched_finish): Free the current automaton state and finalize
6830 automaton pipeline interface.
6832 * sched-rgn.c: Include target.h.
6833 (init_ready_list, new_ready, debug_dependencies): Add new code for
6834 automaton pipeline interface.
6836 * sched-vis.c: Include target.h.
6837 (get_visual_tbl_length): Add code for automaton interface.
6838 (target_units, print_block_visualization): Add comments.
6840 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6841 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6842 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6843 (getruntime.o, genautomata.o): New entries.
6844 (genattrtab.o): Add new dependency file genattrtab.h.
6845 (genattrtab): Add new dependencies. Link it with `libm.a'.
6846 (getruntime.o, hashtab.o): New entries for canadian cross.
6848 * doc/md.texi: Description of automaton based model.
6850 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6852 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6853 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6854 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6855 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6856 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6857 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6858 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6860 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6861 MAX_DFA_ISSUE_RATE): New macro descriptions.
6863 * doc/contrib.texi: Add dfa based scheduler contribution.
6865 * doc/gcc.texi: Add more information about genattrtab.
6867 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6869 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6872 2001-08-27 Richard Henderson <rth@redhat.com>
6874 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6875 (get_arg_pointer_save_area): New. Create an init it here.
6876 (fix_lexical_addr): Use it.
6877 * function.h: Declare it.
6878 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6879 * stmt.c (expand_nl_goto_receiver): Use it.
6881 2001-08-27 Richard Henderson <rth@redhat.com>
6883 * final.c (final_scan_insn): Don't enter APP_ON mode for
6886 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6887 alignment for assemble_integer for DW_EH_PE_aligned.
6888 * except.c (output_function_exception_table): Likewise.
6890 2001-08-26 Andreas Jaeger <aj@suse.de>
6892 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6894 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6896 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6898 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6900 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6902 (mask64_operand): Likewise.
6903 (rldic_operand): Delete.
6904 (includes_lshift64_p): Delete.
6905 (includes_rldic_lshift_p): New function.
6906 (includes_rldicr_lshift_p): New function.
6907 (print_operand): Don't call rldic_operand in case 'W'.
6908 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6909 (includes_lshift64_p): Remove.
6910 (includes_rldic_lshift_p): Declare.
6911 (includes_rldicr_lshift_p): Declare.
6912 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6913 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6914 Replace match_operand rldic_operand predicate with
6915 const_int_operand. Replace includes_lshift64_p condition with
6916 includes_rldic_lshift_p.
6917 <ashldi3_internal 64 bit rldicr patterns>: New.
6919 2001-08-27 Andreas Jaeger <aj@suse.de>
6921 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6922 * errors.c: Likewise.
6923 * final.c: Likewise.
6924 * dwarf2asm.c: Likewise.
6925 * doprint.c (checkit): Likewise.
6926 * diagnostic.c: Likewise.
6927 * collect2.c: Likewise.
6928 * calls.c: Likewise.
6929 * c-semantics.c (build_stmt): Likewise.
6930 * c-format.c (status_warning): Likewise.
6931 * c-errors.c (pedwarn_c99): Likewise.
6932 * builtins.c (validate_arglist): Likewise.
6933 * config/pj/pj.c (pj_printf): Likewise.
6934 * fix-header.c: Likewise.
6936 * gcov.c (fnotice): Likewise.
6937 * gensupport.c (message_with_line): Likewise.
6938 * mips-tfile.c: Likewise.
6939 * protoize.c (notice): Likewise.
6940 * read-rtl.c (fatal_with_file_and_line): Likewise.
6941 * rtl-error.c: Likewise.
6942 * tradcpp.c: Likewise.
6944 * cp/tree.c (build_min_nt): Likewise.
6945 (build_min): Likewise.
6946 * cp/lex.c: Likewise.
6947 * cp/errfn.c: Likewise.
6948 * cp/rtti.c (create_pseudo_type_info): Likewise.
6950 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6952 * df.c (df_uses_record): Return after recording all uses
6955 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6957 * df.c (df_insn_modify): Realloc the INSN table here, if
6958 necessary, here, too.
6960 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6962 * config/mips/mips.c (mips_function_value): Handle complex return
6965 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6967 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6969 * reload.c (make_memloc): Copy result if it is still
6970 reg_equiv_memory_loc[regno] on return.
6971 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6972 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6973 reg_equiv_mem are modified by the substitutions.
6975 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6977 * predict.c (expensive_function_p): New.
6978 * rtl.h (expensive_function_p): Declare.
6979 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6980 (use_fast_prologue_epilogue): New static variable.
6981 (expand_prologue): Set it; emit short prologues if unset.
6982 (expand_epilogue): Likewise.
6984 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6986 * config.gcc: Add stormy16-*-elf case.
6987 * config/stormy16/stormy-abi: New file.
6988 * config/stormy16/stormy16-lib2.c: New file.
6989 * config/stormy16/stormy16-protos.h: New file.
6990 * config/stormy16/stormy16.c: New file.
6991 * config/stormy16/stormy16.h: New file.
6992 * config/stormy16/stormy16.md: New file.
6993 * config/stormy16/t-stormy16: New file.
6995 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6997 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6999 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7001 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7002 descriptor members are pointer size, not constant 4.
7003 * config/rs6000/rs6000.md (define_splits): Remove more unused
7006 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7008 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7010 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7012 * cp/rtti.c (VPARAMS): Fix parameter.
7014 2001-08-24 Zack Weinberg <zackw@panix.com>
7016 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7018 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7020 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7021 in if controlling use of insv.
7022 (extract_bit_field): Likewise, for extv and extzv.
7024 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7026 * i386.md (movcc peep2): Fix load of 0.
7028 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7030 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7031 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7033 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7035 * c-pragma.h: Move weak_syms and weak_decls...
7036 * varasm.c: ...here. Now static.
7037 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7038 depend on HANDLE_PRAGMA_WEAK.
7040 * c-common.c (c_alignof, c_alignof_expr): Move here...
7041 * c-typeck.c: ...from here.
7042 * c-tree.h, c-common.h: Adjust.
7044 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7046 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7047 instead of incrementing it.
7049 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7050 asm ready, don't try to move them all into the same array element.
7052 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7054 * function.c (thread_prologue_and_epilogue_insns): Avoid
7055 fallthru flag on edge to exit.
7057 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7059 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7062 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7064 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7065 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7066 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7069 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7071 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7072 replace "GNU CC" with "GCC".
7074 2001-08-23 Richard Henderson <rth@redhat.com>
7076 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7077 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7078 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7079 Need GR between FR and not GR_AND_FR.
7080 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7081 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7082 AR regs before GR regs.
7083 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7084 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7085 (REGISTER_MOVE_COST): Update.
7086 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7088 2001-08-23 Richard Henderson <rth@redhat.com>
7090 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7093 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7095 * reload1.c (emit_reload_insns): Don't look for notes
7096 on a NULL store_insn.
7098 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7100 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7101 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7102 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7103 format specifier warnings.
7104 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7106 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7108 * config/i386/i386-protos.h: Correct declaration of
7109 i386_pe_asm_named_section.
7111 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7113 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7115 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7117 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7119 * cpperror.c (print_location): Don't show _Pragma.
7120 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7121 and file change callback generation here.
7122 (stack_include_file): Update use of cpp_push_buffer.
7123 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7124 (struct cpp_buffer): Remove type, pfile members.
7125 * cppinit.c (cpp_handle_option): Use free_chain.
7126 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7127 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7128 a cpp_reader rather than a cpp_buffer.
7129 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7130 skip_line_comment, parse_string, lex_percent, lex_dot,
7131 _cpp_lex_token): Update accordingly.
7132 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7134 (cpp_push_buffer): Update prototype.
7135 (run_directive): Update use of cpp_push_buffer.
7136 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7137 handle_assertion): Update use of run_directive.
7138 * cpplib.h (enum cpp_buffer_type): Remove.
7139 (cpp_push_buffer): Update prototype.
7140 * fix-header.c (read_scan_file): Update.
7142 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7144 * gcc.c (struct prefix_list): Change prefix to const char *.
7146 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7148 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7150 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7152 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7155 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7158 * ifcvt.c (dead_or_predicable): Adjust.
7159 * loop.c (find_and_verify_loops): Adjust.
7160 * stmt.c (expand_end_case): Adjust.
7161 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7162 head and end insn pointers in the basic block, not just local copies.
7163 (merge_blocks_move_predecessor_nojumps): Likewise.
7165 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7167 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7168 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7169 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7170 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7171 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7172 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7173 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7174 conditions.h, config.gcc, configure.frag, configure.in,
7175 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7176 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7177 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7178 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7179 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7180 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7181 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7182 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7183 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7184 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7185 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7186 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7187 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7188 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7189 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7190 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7191 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7192 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7193 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7194 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7195 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7196 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7197 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7198 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7199 params.h, predict.c, predict.def, predict.h, prefix.c,
7200 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7201 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7202 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7203 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7204 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7205 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7206 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7207 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7208 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7209 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7210 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7211 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7212 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7213 xcoffout.h: replace "GNU CC" with "GCC".
7215 2001-08-21 Richard Henderson <rth@redhat.com>
7217 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7218 (final_scan_insn): Consider jump tables data even if we have no
7219 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7221 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7222 (ASM_OUTPUT_CASE_END): Remove.
7223 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7224 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7225 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7227 2001-08-21 Richard Henderson <rth@redhat.com>
7229 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7230 at barrier insns. Emit stop bits before barriers.
7232 * flow.c (flow_find_cross_jump): Don't consider unconditional
7233 return insns for commoning.
7235 * final.c (compute_alignments): Fix typo.
7237 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7238 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7239 (store_bit_field): Use mode_for_extraction more places.
7240 (extract_bit_field): Likewise.
7242 2001-08-21 Zack Weinberg <zackw@panix.com>
7244 * caller-save.c: Don't include insn-codes.h.
7245 (reg_save_code, reg_restore_code): Make arrays of int.
7246 All uses updated to match.
7247 (insert_save, insert_restore): No need to initialize "code"
7248 variable upon declaration.
7249 * Makefile.in: update dependencies; fix typo in clean rule.
7251 2001-08-21 Richard Henderson <rth@redhat.com>
7253 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7254 (merge_if_block): Handle fallout from same.
7256 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7258 * builtins.c (type_to_class): Fix typo in last change.
7260 2001-08-21 Richard Henderson <rth@redhat.com>
7262 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7263 ia64_asm_output_label.
7265 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7266 copy of gp while the real gp register contains garbage.
7268 2001-08-21 Zack Weinberg <zackw@panix.com>
7270 * expmed.c (mode_for_extraction): New function.
7271 (store_bit_field, extract_bit_field): Use it.
7272 * expr.h: Prototype it and provide an enum for its first argument.
7274 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7275 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7276 and digging through the insn_data tables.
7277 * Makefile.in: Update dependencies.
7279 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7281 * cppfiles.c (stack_include_file): line-map.c now handles include
7283 (handle_missing_handler): Similarly.
7284 (_cpp_execute_include): Similarly.
7285 (_cpp_pop_file_buffer): Similarly.
7286 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7287 buffer_stack_depth and include_depth.
7288 * cpplib.c (do_include_common): line-map.c now handles include depth.
7289 (cpp_push_buffer): Similarly.
7290 (_cpp_pop_buffer): Similarly.
7291 * cppmacro.c (builtin_macro): Update.
7292 * line-map.c (init_line_maps): Set depth.
7293 (add_line_map): Increment "used" earlier. Update and use the
7295 (trace_include): Use the include depth.
7296 * line-map.h (struct line_maps): New member depth.
7298 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7300 * cppfiles.c (stack_include_file): Don't handle -H here.
7301 * cppinit.c (cpp_start_read): Set include tracing after
7302 cpp_post_options and after stacking the main file.
7303 * line-map.c (trace_include): New.
7304 (init_line_maps, add_line_map): Update.
7305 * line-map.h (struct line_maps): New member trace_includes.
7307 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7309 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7310 * cppfiles.c (stack_include_file): Only stack a file if there
7311 is something to do. Return a boolean indicating whether a
7312 buffer was stacked or not.
7313 (_cpp_execute_include): Similarly.
7314 (_cpp_read_file): Similarly.
7315 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7317 2001-08-21 Sam Steingold <sds@gnu.org>
7319 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7320 (RECACHE): keep obufp_before_macroname up to date
7322 2001-08-21 Zack Weinberg <zackw@panix.com>
7324 * stmt.c: Don't include insn-codes.h.
7325 (expand_end_case): Machine specific logic moved to expr.c.
7326 No need to worry about __builtin_classify_type.
7327 (check_for_full_enumeration_handling, emit_case_nodes):
7330 * builtins.o (expand_builtin_classify_type): Split up so code
7331 can be shared with fold_builtin_classify_type.
7332 (type_to_class, fold_builtin_classify_type): New functions.
7333 (fold_builtins): Handle __builtin_classify_type.
7335 * expr.c (do_tablejump): Now static.
7336 (case_values_threshold, try_casesi, try_tablejump): New;
7337 code mostly from stmt.c (expand_end_case).
7338 (expr.h): Update prototypes.
7340 * Makefile.in (stmt.o): Update dependencies.
7342 2001-08-21 Will Cohen <wcohen@redhat.com>
7344 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7345 declaration of variable i.
7346 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7347 declaration of variable i.
7349 2001-08-21 Richard Henderson <rth@redhat.com>
7351 * crtstuff.c: Fix thinko last change. Move list tails to start
7352 of CRT_END section. Tidy ifdefs.
7353 (__EH_FRAME_BEGIN__): Always static for ELF.
7354 (__do_global_ctors_1): Rename from __frame_dummy.
7355 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7356 name change; don't hide __EH_FRAME_BEGIN__.
7358 2001-08-21 Richard Henderson <rth@redhat.com>
7360 * gdbinit.in: Move break on exit after break on fancy_abort.
7362 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7365 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7367 * cpphash.h (_cpp_push_next_buffer): New.
7368 * cppinit.c (do_includes): Remove.
7369 (push_include, free_chain, _cpp_push_next_buffer): New.
7370 (cpp_start_read): Use them to rework command line option handling.
7371 (cpp_handle_option): Combine handling of -include and -imacros.
7372 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7373 appropriate. Always insert missing \n at EOF.
7374 * cpplib.c (start_directive): Get the directive position right.
7375 * cppmain.c (cb_file_change): Always print the first line, unless
7378 2001-08-20 Andreas Jaeger <aj@suse.de>
7380 * profile.c (compute_branch_probabilities): Remove extra new-line
7382 * flow.c (verify_flow_info): Likewise.
7384 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7386 * basic-block.h (basic_block): Add new field 'flags'.
7387 (BB_REACHABLE): Define.
7388 (expunge_block): Declare.
7389 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7390 (EXIT_BLOCK_PTR): Ditto.
7391 (expunge_block): Remove static declaration.
7392 (cleanup_cfg): Clear bb->aux on every basic block.
7393 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7394 computing reachability.
7395 (delete_unreachable_blocks): Delete block b if b->flags has
7398 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7400 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7402 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7404 * sparc.c (sparc_variable_issue): Fix typo in last change.
7406 2001-08-20 Richard Henderson <rth@redhat.com>
7408 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7410 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7412 * pa.h (RETURN_IN_MEMORY): Improve comment.
7414 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7416 * doc/invoke.texi (Profiling options): Clarify the interactions
7417 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7419 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7421 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7424 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7426 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7429 2001-08-20 Richard Henderson <rth@redhat.com>
7431 * final.c (end_final): Fix typo last change.
7433 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7435 * cppinit.c (init_standard_includes): The returned buffer
7436 is already malloc-ed.
7437 * gcc.c (add_prefix): Similarly.
7438 * prefix.c (translate_name): Update to support clear buffer
7440 (update_path): Similarly. Be sure to free any newly allocated
7441 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7443 * prefix.h (update_path): Update prototype and document.
7444 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7445 up and update to new buffer ownership rules.
7446 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7448 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7450 * final.c (compute_alignments): New function.
7451 (init_insn_lengths): Do not care label_align.
7452 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7453 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7454 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7455 (shorted_branches): Realloc label_align array; do
7456 not call init_insn_lengths; Do not care about loop alignments.
7457 * output.h (compute_alignments): Declare.
7458 * toplev.c (rest_of_compilation): Call compute_alignments.
7459 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7461 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7462 change visited to tovisit.
7463 (propagate_freq): Use faster traversing algorithm.
7464 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7465 to tovisit; reverse meaning.
7467 * predict.c (struct block_info_def): Remove nvisited.
7468 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7469 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7471 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7473 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7474 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7475 (TARGET_FUSED_MADD): New.
7476 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7477 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7478 the multiply-add instructions.
7480 2001-08-19 Richard Henderson <rth@redhat.com>
7482 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7483 is aligned to pointer size.
7485 2001-08-19 Richard Henderson <rth@redhat.com>
7487 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7488 display markers during final schedule.
7490 2001-08-19 Richard Henderson <rth@redhat.com>
7492 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7494 2001-08-19 Richard Henderson <rth@redhat.com>
7496 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7498 (ASM_NAME_TO_STRING): Remove.
7499 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7500 in the same string. Remove support for expressions.
7502 2001-08-19 Richard Henderson <rth@redhat.com>
7504 * config/i386/i386.md (tablejump): Make an expander; handle
7505 pic relative addressing here.
7506 (tablejump_1): Rename from tablejump_pic.
7509 2001-08-19 Richard Henderson <rth@redhat.com>
7511 * regclass.c (fix_register): Fix typo.
7513 2001-08-18 Richard Henderson <rth@redhat.com>
7515 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7516 (struct _Unwind_Context): Expand br_loc to hold it.
7517 (uw_frame_state_for): Handle leaf functions better.
7518 (uw_update_reg_address): Update for br_loc change.
7520 2001-08-18 Richard Henderson <rth@redhat.com>
7522 * crtstuff.c: Move list heads before code that uses them.
7523 (__JCR_LIST__): Remove initial null.
7524 (frame_dummy, __frame_dummy): Do java registration here ...
7525 (__do_global_ctors_aux): ... not here.
7527 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7528 (__do_global_dtors_aux): Update to match.
7529 (__JCR_LIST__, __do_jv_register_classes): New.
7531 * config/ia64/crtend.asm (__JCR_END__): New.
7532 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7533 instead of an indirect LTOFF22 reloc.
7535 2001-08-18 Richard Henderson <rth@redhat.com>
7537 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7538 * regclass.c (init_reg_sets_1): Fix typo.
7539 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7540 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7541 (ia64_compute_frame_size): Make ar.unat live when in use.
7542 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7543 for ar.pfs; remove ar.unat handling.
7544 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7546 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7547 * config/ia64/ia64-protos.h: Update decls.
7548 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7549 (sibcall_pic): Likewise.
7551 2001-08-18 Richard Henderson <rth@redhat.com>
7553 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7554 pred_rel_mutex when searching for insn_group_barrier.
7555 * config/ia64/ia64.md (cycle_display): Combine the expander
7558 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7559 bit before asm as needed.
7561 2001-08-18 Richard Henderson <rth@redhat.com>
7563 * timevar.def (TV_MACH_DEP): New.
7564 * toplev.c (rest_of_compilation): Use it.
7565 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7567 2001-08-18 Zack Weinberg <zackw@panix.com>
7569 * unwind-dw2.c (execute_stack_op): Add default aborts to
7570 the inner switches to prevent warnings.
7572 2001-08-18 Richard Henderson <rth@redhat.com>
7574 * timevar.h (struct timevar_time_def): Change element type to float.
7575 (ticks_to_msec, clocks_to_msec): Likewise.
7576 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7577 (get_time): Likewise.
7578 (timevar_print): Adjust zero check and printing to match.
7580 2001-08-18 Zack Weinberg <zackw@panix.com>
7582 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7583 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7584 Eliminate overfull or underfull hboxes.
7586 2001-08-18 Zack Weinberg <zackw@panix.com>
7588 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7590 2001-08-18 Zack Weinberg <zackw@panix.com>
7592 * haifa-sched.c: Convert to target hooks. Macros replaced
7593 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7594 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7595 MD_SCHED_FINISH, and HAVE_cycle_display.
7596 * target-def.h (TARGET_SCHED_ADJUST_COST,
7597 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7598 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7599 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7600 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7601 New hook #defines to be overridden.
7602 (TARGET_SCHED): Bring them all together.
7603 (TARGET_INITIALIZER): Update.
7604 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7605 instead of 'struct rtx_def *' throughout.
7606 (struct sched): New set of hooks for the scheduler.
7607 * Makefile.in (haifa-sched.o): Depend on target.h.
7608 * doc/tm.texi: Document the new scheduler hooks, together in
7609 their own section, instead of scattered around.
7610 Fix a bunch of underfull/overfull hboxes.
7612 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7613 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7614 sparc.h: Don't define any of the old scheduler macros.
7616 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7617 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7618 sparc.c: Create hook functions from code extracted from
7619 corresponding target header, or make existing hooks static, as
7620 appropriate. Set the appropriate entries in targetm.
7622 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7623 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7624 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7625 Remove prototypes for functions which are now static.
7627 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7628 related gunk; the Haifa scheduler is now the only choice.
7630 2001-08-18 Zack Weinberg <zackw@panix.com>
7632 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7633 * genopinit.c: Put floating point divide insns in sdiv_optab.
7634 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7635 * config/gofast.h, config/c4x/c4x.h,
7636 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7637 config/pa/long_double.h, config/rs6000/sysv4.h,
7638 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7639 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7640 (init_optabs): Use init_optabv for overflow-trapping optabs.
7641 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7642 cmp_optab RTX codes so have_insn_for can find them.
7644 * optabs.c (expand_simple_binop, expand_simple_unop,
7645 have_insn_for, gen_sub3_insn): New interfaces.
7646 * expr.h: Prototype new functions.
7647 (enum optab_methods): Move here from optabs.h.
7649 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7650 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7651 Use new functions instead of working directly with optabs.
7652 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7653 unroll.c: Don't include optabs.h.
7654 * caller-save.c, combine.c, function.c, stmt.c: Just include
7655 insn-codes.h, not optabs.h.
7656 * Makefile.in: Update dependencies.
7658 * combine.c (make_compound_operation, simplify_comparison):
7659 Fix typos testing for this or that instruction.
7661 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7663 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7664 generating libgcc.a.
7666 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7668 * except.c (TYPE_HASH): Delete.
7670 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7673 * tree.c (TYPE_HASH): Delete.
7675 * tree.h (TYPE_HASH): Define.
7677 2001-08-18 Graham Stott <grahams@redhat.com>
7679 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7681 (adddi3_internal_2+2): Likewise.
7682 (eh_set_lr_di+1): Likewise.
7684 2001-08-17 Richard Henderson <rth@redhat.com>
7686 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7687 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7688 * dwarf2asm.c: ... here.
7689 * dwarfout.c: Remove them.
7691 * varasm.c (assemble_integer): Add align parameter.
7692 (assemble_real, output_constant, output_constructor): Likewise.
7693 * output.h: Update decls.
7694 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7695 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7696 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7697 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7698 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7701 * final.c (end_final): Abort profile block generation if we
7702 havn't layed it out properly.
7703 * output.h (assemble_eh_integer): Remove stale decl.
7704 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7706 (assemble_integer): Handle unaligned data.
7707 (assemble_real): Abort on unaligned data.
7708 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7710 (default_dtor_section_asm_out_destructor): Use assemble_align.
7711 (default_named_section_asm_out_constructor): Likewise.
7712 (default_ctor_section_asm_out_constructor): Likewise.
7713 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7714 (machopic_asm_out_destructor): Likewise.
7715 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7716 (nextstep_asm_out_destructor): Likewise.
7717 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7718 (vms_asm_out_destructor): Likewise.
7720 2001-08-17 Richard Henderson <rth@redhat.com>
7722 * config/mips/iris6.h (TARGET_IRIX6): New.
7723 (current_section_name, current_section_flags): New.
7724 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7725 (MAX_OFILE_ALIGNMENT): New.
7726 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7727 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7728 (copy_file_data): Split out from
7729 (mips_asm_file_end): ... here.
7730 (mips_asm_file_start): Remove extra .section directive. Use
7731 tmpfile instead of mips_make_temp_file.
7732 (mips_unique_section): Use const char * as needed for warnings.
7733 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7734 re-add align parameter.
7735 (iris6_asm_named_section): New.
7736 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7737 (iris6_asm_output_align, iris6_section_align_1): New.
7738 (iris6_asm_file_start, iris6_asm_file_end): New.
7739 * config/mips/mips-protos.h: Update decls.
7741 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7743 * doc/install.texi (Install GCC): Add links to build status pages.
7745 (Final install): Ditto; request updates for specific info
7747 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7749 * cpperror.c (print_location): Don't take a file name; use the
7751 (_cpp_begin_message): Similarly.
7752 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7753 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7754 (cpp_pedwarn_with_file_and_line): Remove.
7755 * cppfiles.c (stack_include_file): Update; set filename to stdin
7756 here when appropriate.
7757 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7758 (_cpp_begin_message): Don't take a file name.
7759 * cppinit.c: Add comment.
7760 * cpplex.c: Fix end-of-directive indicator.
7761 * cpplib.c: Don't include intl.h.
7762 (run_directive, do_diagnostic): Update.
7763 (do_line): Update to not use nominal_fname.
7764 (cpp_push_buffer): Don't take a filename.
7765 * cpplib.h (struct ht): Remove.
7766 (cpp_push_buffer): Don't take a filename.
7767 (cpp_pedwarn_with_file_and_line): Remove.
7768 * cppmacro.c (struct cpp_macro): Remove file.
7769 (builtin_macro): Update.
7770 (_cpp_create_definition): Update.
7771 * cppmain.c: Correct comment.
7772 * fix-header.c (read_scan_file): Update.
7774 2001-08-17 Kazu Hirata <kazu@hxi.com>
7776 * sbitmap.c: Fix comment formatting.
7777 * sched-deps.c: Likewise.
7778 * sibcall.c: Likewise.
7779 * simplify-rtx.c: Likewise.
7781 * ssa-ccp.c: Likewise.
7782 * stor-layout.c: Likewise.
7783 * timevar.c: Likewise.
7784 * toplev.c: Likewise.
7785 * unwind-dw2.c: Likewise.
7786 * unwind-dw2-fde.c: Likewise.
7787 * varasm.c: Likewise.
7789 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7791 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7792 or larger than an integer in memory.
7794 2001-08-17 Zack Weinberg <zackw@panix.com>
7796 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7797 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7798 * rtl.h: Don't forward-declare union tree_node here. Don't
7799 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7800 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7801 and tree respectively.
7802 * tree.h: Don't forward-declare struct rtx_def here. Don't
7803 typedef tree here. Change all uses of struct rtx_def *,
7804 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7805 and tree respectively.
7807 2001-08-17 Richard Henderson <rth@redhat.com>
7809 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7810 config/mips/openbsd.h: Fix typos last change.
7812 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7814 * doc/invoke.texi (Optimize Options): The default for
7815 -finline-limit is 600.
7817 2001-08-17 Richard Henderson <rth@redhat.com>
7819 * varasm.c (text_section): Allow TEXT_SECTION to override the
7820 printing of TEXT_SECTION_ASM_OP.
7821 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7822 (DATA_SECTION, BSS_SECTION): Remove.
7823 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7824 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7825 Rename from s/_NAME//.
7826 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7827 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7828 (TEXT_SECTION): ... here. New.
7829 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7830 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7831 * config/mips/openbsd.h: Likewise.
7832 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7833 (mips_asm_file_end): Likewise test.
7834 (mips_output_function_epilogue): Likewise. Switch back to data
7835 section after emitting the function.
7837 * doc/tm.texi (Sections): Document TEXT_SECTION.
7839 2001-08-17 Richard Henderson <rth@redhat.com>
7841 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7842 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7844 2001-08-17 Richard Henderson <rth@redhat.com>
7846 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7847 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7848 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7849 Add aligned attribute.
7851 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7853 * config/sh/sh.md: Add modes to unspecs in first insn to match
7854 those in the second.
7856 * Makefile.in: Fix collect2 copy for Cygwin.
7858 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7860 Install the proper patch.
7861 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7862 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7863 (expand_function_start): Likewise.
7864 * stmt.c (expand_decl): Likewise.
7865 * varasm.c (make_decl_rtx): Likewise.
7867 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7869 * final.c: Undo my previous accidental checkin.
7870 * output.h: Likewise.
7871 * tm.texi: Likewise.
7873 2001-08-16 Richard Henderson <rth@redhat.com>
7875 * varasm.c (named_section_flags): Remove align parameter.
7876 * varasm.c, dwarf2out.c: Update all callers.
7877 * output.h: Update prototypes.
7879 * target.h (target.asm_out.named_section): Remove align parameter.
7880 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7881 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7882 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7883 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7884 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7886 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7887 (get_named_section_flags, set_named_section_flags): New.
7888 (named_section_flags): Use them.
7889 (named_section): Do decl vs section flags check here...
7890 (default_section_type_flags): ... not here.
7891 (init_varasm_once): Create in_named_htab.
7892 (resolve_unique_section): Mark reloc unused.
7894 2001-08-16 Richard Henderson <rth@redhat.com>
7896 * varasm.c (force_const_mem): Keep pool alignment in bits.
7897 (output_constant_pool): Use assemble_align.
7899 2001-08-16 Zack Weinberg <zackw@panix.com>
7901 * doc/tm.texi: Remove extra @table command.
7903 2001-08-16 Zack Weinberg <zackw@panix.com>
7905 * final.c (shorten_branches): Clear the end of the label_align
7906 array only if we made it larger. Break up messy expressions
7909 * diagnostic.c (internal_error): Check for error recursion
7910 before doing ICE suppression.
7912 * timevar.c: Timing variables now count in milliseconds.
7913 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7914 (get_time): Not here.
7915 (timevar_print): Don't print any timer whose user, cpu, and
7916 wall times are all zero as displayed.
7917 * timevar.h: Update comment aboout units. Make timevar
7920 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7922 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7923 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7924 (expand_function_start): Likewise.
7925 * stmt.c (expand_decl): Likewise.
7926 * varasm.c (make_decl_rtx): Likewise.
7928 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7930 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7931 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7933 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7935 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7938 2001-08-16 Andreas Jaeger <aj@suse.de>
7940 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7943 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7945 * rtl.h (only_sets_cc0_p): New prototype.
7946 * jump.c (sets_cc0_p): Handle INSN.
7947 (only_sets_cc0_p): New function.
7948 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7949 (tidy_fallthru_edge): Likewise.
7950 * integrate.c (copy_insn_list): Likewise.
7951 * unroll.c (unroll_loop): Likewise.
7952 (copy_loop_body): Likewise.
7954 2001-08-15 Jason Eckhardt <jle@redhat.com>
7956 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7958 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7960 * predict.c (struct block_info_def): Remove nvisited.
7961 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7962 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7964 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7965 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7968 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7970 * predict.def: Update hitrates.
7972 2001-08-15 Richard Henderson <rth@redhat.com>
7974 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7976 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7978 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7979 note from its associated jump.
7981 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7983 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7984 also on 64-bit s390x targets.
7986 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7988 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7990 (arm_expand_prologue): Handled nested functions which take a
7991 variable argument list.
7992 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7993 macro with an invocation of
7994 arm_compute_initial_elimination_offset.
7995 * config/arm/arm-protos.h: Prototype
7996 arm_compute_initial_elimination_offset.
7998 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8000 * doc/install.texi (Specific, avr): Fix markup.
8001 (Specific, c4x): Ditto.
8003 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8005 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8007 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8009 * Makefile.in (OBJS): Add rtl-error.o
8010 (rtl-error.o): New rule.
8011 (diagnostic.o): Adjust dependency.
8012 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8013 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8014 warning_for_asm): Move to...
8015 rtl-error.c: ...here. New file.
8017 2001-08-14 Richard Henderson <rth@redhat.com>
8019 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8020 if USING_SJLJ_EXCEPTIONS.
8022 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8024 * tlink.c (scan_linker_output): Check string for unsatisfied in
8025 addition to undefined and unresolved.
8027 2001-08-14 Graham Stott <grahams@redhat.com>
8029 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8030 EH_FRAME_SECTION_NAME.
8032 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8034 * genattrtab.c (simplify_test_exp_in_temp): New function.
8035 (simplify_test_exp): Avoid explicit use of temporary obstack.
8036 (simplify_cond, insert_right_side, evaluate_eq_attr,
8037 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8038 Use simplify_test_exp_in_temp.
8039 (optimize_attrs): Iterate until expression stabilizes.
8041 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8043 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8044 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8046 2001-08-13 Richard Henderson <rth@redhat.com>
8048 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8049 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8050 * config/arm/conix-elf.h: Likewise.
8052 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8054 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8056 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8058 * gcse.c (hash_scan_set): Expressions that are set as part of
8059 jump instructions are not available.
8061 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8063 * config/s390/s390.c (print_operand, s390_function_prologue,
8064 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8066 2001-08-13 Richard Henderson <rth@redhat.com>
8068 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8069 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8070 * doc/tm.texi (Exception Region Output): Document it.
8072 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8074 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8075 DWARF2 instead of stabs by default.
8077 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8079 * config/rs6000/rs6000.c: Include optabs.h.
8081 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8083 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8084 save/restore routines.
8085 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8087 2001-08-13 Andreas Jaeger <aj@suse.de>
8089 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8090 the english is correct.
8092 2001-08-13 Zack Weinberg <zackw@panix.com>
8094 * expr.h: Split out optab- and libfunc-related code to...
8095 * optabs.h, libfuncs.h: ... these new headers.
8097 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8099 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8101 * mkconfig.sh: Don't include insn-codes.h from config.h.
8103 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8104 enum insn_code is available. Move reload_in_optab and
8105 reload_out_optab array declarations to optabs.h.
8106 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8107 there, prototype in expr.h.
8108 * gencodes.c: Cleanup: zap global variables, don't use
8109 printf where puts will do, don't bother defining MAX_INSN_CODE
8110 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8112 * genemit.c, genopinit.c: Include optabs.h in generated file.
8113 * genoutput.c: Include insn-codes.h in generated file.
8114 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8115 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8116 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8117 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8118 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8119 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8121 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8122 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8123 config/m88k/m88k.c, config/sparc/sparc.c:
8125 * reload.c: Include expr.h and optabs.h before reload.h.
8126 * config/alpha/alpha.c: Include tree.h before reload.h.
8127 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8128 and reload.h in that order.
8129 * config/sparc/sparc.c: Include debug.h.
8130 * recog.c: Include insn-codes.h.
8132 2001-08-13 Andreas Jaeger <aj@suse.de>
8134 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8137 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8139 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8140 * gcc.c (init_spec): Fix typo in comment.
8141 * varasm.c (data_section): Fix typo in comment.
8143 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8145 * predict.c (dump_prediction): New argument "USED".
8146 (combine_predictions_for_insn): Determine the used heuristics,
8147 output the case no heuristic applied.
8148 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8150 2001-08-13 Andreas Jaeger <aj@suse.de>
8152 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8155 2001-08-13 Kazu Hirata <kazu@hxi.com>
8157 * jump.c: Fix formatting.
8159 2001-08-13 Kazu Hirata <kazu@hxi.com>
8161 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8164 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8166 * loop.c (check_dbra_loop): Use condjump_label to compute
8169 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8170 to better document the files they're in.
8172 2001-08-12 Zack Weinberg <zackw@panix.com>
8174 * recog.h (struct insn_operand_data): Shrink 'mode' field
8177 2001-08-12 Kazu Hirata <kazu@hxi.com>
8179 * gcc.c: Fix comment formatting.
8180 * gccspec.c: Likewise.
8183 * genemit.c: Likewise.
8184 * gengenrtl.c: Likewise.
8185 * genrecog.c: Likewise.
8186 * gensupport.c: Likewise.
8187 * ggc-page.c: Likewise.
8188 * global.c: Likewise.
8189 * graph.c: Likewise.
8190 * ifcvt.c: Likewise.
8191 * integrate.c: Likewise.
8193 * libgcc2.c: Likewise.
8195 * mbchar.c: Likewise.
8196 * optabs.c: Likewise.
8197 * predict.c: Likewise.
8198 * prefix.c: Likewise.
8199 * profile.c: Likewise.
8200 * protoize.c: Likewise.
8202 * recog.c: Likewise.
8203 * regclass.c: Likewise.
8204 * regmove.c: Likewise.
8205 * reg-stack.c: Likewise.
8206 * reload1.c: Likewise.
8207 * resource.c: Likewise.
8208 * rtlanal.c: Likewise.
8211 2001-08-12 Kazu Hirata <kazu@hxi.com>
8213 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8214 a tree representing a constant is passed to the macro.
8216 2001-08-12 Richard Henderson <rth@redhat.com>
8218 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8219 (rs6000_elf_asm_out_destructor): New.
8220 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8221 (DTORS_SECTION_ASM_OP): Remove.
8222 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8223 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8225 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8228 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8229 * gcc.c (set_collect_gcc_options): New function, split out from
8231 Ignore elided switches.
8232 (do_spec_1): Invoke before executing command.
8233 (set_input): Export.
8234 Move declaration ...
8235 * gcc.h (set_input): ... here.
8236 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8239 2001-08-12 Richard Henderson <rth@redhat.com>
8241 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8242 thinko wrt TARGET_RELOCATABLE.
8244 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8246 * fix-header.c (cb_file_change): Update prototype.
8248 2001-08-11 Zack Weinberg <zackw@panix.com>
8250 * toplev.c (set_float_handler): Make static.
8251 * toplev.h: Don't prototype set_float_handler.
8253 * simplify-rtx.c: Don't include setjmp.h.
8254 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8256 (simplify_unary_operation, simplify_binary_operation): Use them,
8257 via do_float_handler.
8259 * fold-const.c: Don't include setjmp.h.
8260 (exact_real_inverse_1): New function.
8261 (exact_real_inverse): Use it, via do_float_handler.
8263 * varasm.c: Don't include setjmp.h.
8264 (assemble_real_1): New function.
8265 (assemble_real): Use it, via do_float_handler.
8266 Call internal_error if we get a trap here.
8268 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8269 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8271 2001-08-11 Zack Weinberg <zackw@panix.com>
8273 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8274 STACK_BOUNDARY if not already defined.
8276 * calls.c, function.c, reload1.c, explow.c: Don't default
8277 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8278 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8280 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8283 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8284 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8286 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8288 * cppmacro.c (enter_macro_context): Push macro expansions even
8291 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8293 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8294 (rs6000_elf_section_type_flags): Actually return a value.
8296 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8298 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8299 Clean up code: add missing comments and prototypes, fix warnings,
8300 remove obsolete code, fix spacing to conform to coding style.
8302 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8304 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8305 and TARGET_ASM_CLOSE_PAREN.
8306 (regclass_map): CC register belongs to class NO_REGS.
8307 (legitimize_pic_address): Don't generate unnecessary moves
8308 (to avoid confusing loop optimization).
8309 (check_and_change_labels): Replace jump_long by indirect_jump.
8310 (s390_final_chunkify): Don't start a new literal pool on section
8311 switch in 64-bit code.
8312 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8314 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8315 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8316 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8318 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8319 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8320 (CONST_COSTS): Fixed incorrect costs.
8322 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8323 Use emit_jump instead of emit_jump_insn (gen_jump).
8324 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8325 (to avoid confusing flow analysis).
8326 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8327 (casesi, casesi_jump): New.
8328 (jump_long): Removed. Functionality merged into indirect_jump.
8329 (indirect_jump): Accept address_operand, not just register_operand.
8330 (cjump_long, icjump_long): Use same logic as indirect_jump.
8331 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8332 Fixed broken setjmp/longjmp handling.
8333 (do_builtin_setjmp_setup): Removed.
8335 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8336 broken GNU as versions that don't accept .quad with large
8337 negative values. Use hexadecimal output instead.
8338 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8339 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8340 FUNCTION_EPILOGUE): Removed. Now in targetm.
8342 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8344 * config/s390/fixdfdi.h: Add missing copyright statement.
8345 Fix type conflicts on 64-bit. Add missing SFmode routines.
8347 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8350 2001-08-11 Richard Henderson <rth@redhat.com>
8352 * rtl.h (REG_EH_RETHROW): Remove.
8353 * rtl.c (reg_note_name): Update.
8354 * combine.c (distribute_notes): Don't check for it.
8356 2001-08-11 Richard Henderson <rth@redhat.com>
8358 * combine.c (distribute_notes): Place REG_SETJMP.
8360 2001-08-11 Richard Henderson <rth@redhat.com>
8362 * doc/extend.texi (Arrays and pointers implementation): Discourage
8363 relying on sign-extension of pointers.
8365 2001-08-11 H.J. Lu <hjl@gnu.org>
8367 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8369 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8370 RDATA_SECTION_ASM_OP.
8372 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8374 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8375 main manual to work both for info and HTML versions.
8377 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8378 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8380 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8381 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8382 (struct cpp_pool): New member first.
8383 * cppinit.c (append_include_chain): Plug memory leaks.
8384 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8385 Allocate pragma structures from the (aligned) macro pool to
8386 avoid leaking memory.
8387 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8388 so we don't leak memory.
8389 * hashtable.c (ht_destroy): New.
8390 * hashtable.h (ht_destroy): New.
8392 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8393 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8395 * c-lex.c (map): Make const.
8396 (cb_file_change): Update for callback passing a line map.
8397 Don't assume we have a previous map. Remove sanity check
8398 about popping too many files.
8399 * cpperror.c (print_location): Make map const.
8400 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8401 (cpp_make_system_header): Similarly.
8402 (search_from): Similarly.
8403 (_cpp_execute_include): Don't remember where we came from.
8404 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8405 (struct cpp_reader): Make map const.
8406 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8407 * cpplib.c (do_line): Update; line maps now hold sysp.
8408 (cpp_push_buffer): Similarly.
8409 (_cpp_do_file_change): Similarly; callback with map instead.
8410 (cpp_get_line_maps): Constify return value.
8411 (_cpp_pop_buffer): Update.
8412 * cpplib.h (struct cpp_file_change): Remove.
8413 (struct cpp_callbacks): Update.
8414 (cpp_get_line_maps): Constify return value.
8415 * cppmacro.c (_cpp_create_definition): Update.
8416 * cppmain.c (struct printer): Constify map.
8417 (maybe_print_line): Similarly.
8418 (print_line): Similarly. Deduce flags 1 and 2 here.
8419 (cb_file_change): Update.
8420 * line-map.c (free_line_maps): Warn regardless.
8421 (add_line_map): Return pointer to const. When passed NULL to_file
8422 with LC_LEAVE, use the obvious values for the return point so the
8423 caller doesn't have to figure them out.
8424 (lookup_line): Return pointer to const.
8425 (print_containing_files): Take pointer to const.
8426 * line-map.h (struct line_map): New members reason, sysp.
8427 (add_line_map): Return pointer to const.
8428 (lookup_line): Similarly.
8429 (print_containing_files): Take pointer to const.
8431 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8432 Richard Henderson <rth@redhat.com>
8434 * regmove.c (regmove_optimize): Avoid setting a register twice in
8437 2001-08-10 Richard Henderson <rth@redhat.com>
8439 * doc/extend.texi (Arrays and pointers implementation): Document
8440 behavior of pointer/integer conversion.
8442 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8444 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8446 2001-08-10 Richard Henderson <rth@redhat.com>
8448 * doc/extend.texi (C Implementation): New chapter.
8449 * doc/gcc.texi (Top): Link it in.
8451 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8453 * doc/install.texi (Specific): Fix CVS merge botch.
8455 2001-08-10 Richard Henderson <rth@redhat.com>
8457 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8458 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8460 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8462 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8463 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8464 this macro is now required.
8466 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8467 loop.c (find_and_verify_loops), reload.c (reload): Check
8468 for rtx code of CALL_INSN, not CALL, when deciding if we
8469 need to check for REG_SETJMP note.
8471 * gcse.c (compute_hash_table, compute_store_table): Update
8472 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8475 * config/avr/avr.c: Fix typo.
8476 * config/convex/convex.c (expand_movstr): Use adjust_address.
8477 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8479 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8480 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8482 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8483 Do define STACK_BOUNDARY.
8484 * config/i370/i370.c: Include expr.h.
8485 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8486 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8487 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8488 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8489 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8490 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8491 * config/romp/romp.c: Include expr.h after tree.h.
8493 (output_fpop): Use xmalloc, not oballoc.
8494 * config/we32k/we32k.c: Include expr.h.
8496 2001-08-10 Kazu Hirata <kazu@hxi.com>
8498 * config/h8300/h8300.h: Fix formatting.
8500 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8502 * c-common.h (RETURN_NULLIFIED_P): Lose.
8503 * c-semantics.c (genrtl_return_stmt): Don't check it.
8505 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8507 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8508 (mips_annotate_frame_insn): New function.
8509 (mips_emit_frame_related_store): New function.
8510 (save_restore_insns): Don't mark instructions that set up the base
8511 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8512 the store instructions instead.
8513 (mips_expand_prologue): If the stack size is moved into a temporary
8514 register, do not mark that move as frame-related. Add a
8515 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8517 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8519 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8520 stack slot as unchanging if current_function_calls_eh_return.
8522 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8524 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8525 access the second half of the TFmode scratch operand.
8527 2001-08-10 Anthony Green <green@redhat.com>
8529 * java/class.c (emit_register_classes): Conditionalize code on
8532 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8534 * doc/install.texi (Specific, avr): Fix cross-reference to the
8535 main manual to work both for info and HTML versions.
8537 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8539 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8540 and "use_goto" argument.
8541 (expand_null_return, expand_value_return): Update all callers.
8542 * function.c (expand_function_end): Remove code to generate simple
8544 * config/vax/vax.md (epilogue): New expander for function return.
8545 * doc/md.texi (epilogue): Remove "if defined".
8547 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8549 * Makefile.in: Partially revert my previous change:
8550 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8551 of the hashtab.o and safe-ctype.o rules.
8553 2001-08-09 Richard Henderson <rth@redhat.com>
8555 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8556 (USE_COLLECT2): Remove duplicate definition.
8557 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8558 (use_collect2): Remove dead code.
8559 * configure.in (use_collect2): Remove will_use_collect2 and
8560 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8561 * configure: Rebuild.
8563 * target.h (targetm.asm_out.constructor): New.
8564 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8565 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8566 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8567 * varasm.c (in_ctors, in_dtors): New.
8568 (assemble_constructor, assemble_destructor): Remove.
8569 (default_stabs_asm_out_destructor): New.
8570 (default_named_section_asm_out_destructor): New.
8571 (dtors_section, default_dtor_section_asm_out_destructor): New.
8572 (default_stabs_asm_out_constructor): New.
8573 (default_named_section_asm_out_constructor): New.
8574 (ctors_section, default_ctor_section_asm_out_constructor): New.
8575 * output.h: Update declarations.
8576 * c-decl.c (c_expand_body): Use target hooks instead of
8577 assemble_constructor and assemble_destructor.
8578 * profile.c (output_func_start_profiler): Likewise.
8579 * objc/objc-act.c (finish_objc): Likewise.
8580 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8581 for the constructor.
8582 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8584 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8585 (DTORS_SECTION_ASM_OP): Likewise.
8586 (__CTOR_LIST__): Use attribute section when possible.
8587 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8589 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8590 ASM_OUTPUT_CONSTRUCTOR.
8592 * config/darwin.c (machopic_asm_out_constructor): New.
8593 (machopic_asm_out_destructor): New.
8594 * config/darwin-protos.h: Update declarations.
8595 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8596 (ASM_OUTPUT_DESTRUCTOR): Remove.
8597 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8598 * config/nextstep.c (nextstep_asm_out_constructor): New.
8599 (nextstep_asm_out_destructor): New.
8600 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8601 (ASM_OUTPUT_DESTRUCTOR): Remove.
8602 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8603 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8604 ASM_OUTPUT_*STRUCTOR.
8605 * config/i386/aix386ng.h: Likewise.
8607 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8608 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8609 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8610 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8611 * config/lynx.h: Likewise.
8612 * config/netware.h: Likewise.
8613 * config/psos.h: Likewise.
8614 * config/alpha/alpha-interix.h: Likewise.
8615 * config/alpha/elf.h: Likewise.
8616 * config/arc/arc.h: Likewise.
8617 * config/arm/aof.h: Likewise.
8618 * config/arm/coff.h: Likewise.
8619 * config/arm/elf.h: Likewise.
8620 * config/c4x/c4x.h: Likewise.
8621 * config/h8300/h8300.h: Likewise.
8622 * config/i386/cygwin.h: Likewise.
8623 * config/i386/djgpp.h: Likewise.
8624 * config/i386/i386-coff.h: Likewise.
8625 * config/i386/i386-interix.h: Likewise.
8626 * config/i386/sco5.h: Likewise.
8627 * config/i386/vsta.h: Likewise.
8628 * config/i386/win32.h: Likewise.
8629 * config/i960/i960-coff.h: Likewise.
8630 * config/ia64/sysv4.h: Likewise.
8631 * config/m68hc11/m68hc11.h: Likewise.
8632 * config/m68k/coff.h: Likewise.
8633 * config/m68k/mot3300.h: Likewise.
8634 * config/m88k/m88k.h: Likewise.
8635 * config/mcore/mcore-pe.h: Likewise.
8636 * config/mcore/mcore.h: Likewise.
8637 * config/mips/elf.h: Likewise.
8638 * config/mips/elf64.h: Likewise.
8639 * config/mips/iris6.h: Likewise.
8640 * config/pa/pa64-hpux.h: Likewise.
8641 * config/rs6000/sysv4.h: Likewise.
8642 * config/sh/sh.h: Likewise.
8643 * config/sparc/litecoff.h: Likewise.
8645 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8646 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8647 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8648 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8649 (ASM_OUTPUT_DESTRUCTOR): Remove.
8650 * config/a29k/a29k.c: Move include of tree.h.
8651 * config/a29k/udi.h: Delete file.
8652 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8653 (vms_asm_out_destructor): New.
8654 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8655 (EXTRA_SECTION_FUNCTIONS): Likewise.
8656 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8657 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8658 * config/c4x/c4x.c: Move include of tree.h.
8659 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8660 (clix_asm_out_destructor): New.
8661 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8662 (ASM_OUTPUT_DESTRUCTOR): Remove.
8663 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8664 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8665 (TARGET_ASM_CONSTRUCTOR): New.
8666 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8667 (sco_asm_out_constructor): New.
8668 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8669 * config/i386/svr3gas.h: Remove stack grows up code.
8670 Remove code duplicated from i386/sysv3.h.
8671 (TARGET_ASM_CONSTRUCTOR): New.
8672 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8673 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8674 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8675 (TARGET_ASM_CONSTRUCTOR): New.
8676 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8677 (m68hc11_asm_out_destructor): New.
8678 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8679 (TARGET_ASM_DESTRUCTOR): New.
8680 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8681 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8682 config/svr3.h pertaining to section manipulation.
8683 * config/m68k/dpx2g.h: Remove #if 0 code.
8684 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8685 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8686 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8687 (TARGET_ASM_CONSTRUCTOR): New.
8688 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8689 (m88k_svr3_asm_out_constructor): New.
8690 (m88k_svr3_asm_out_destructor): New.
8691 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8692 (ASM_OUTPUT_DESTRUCTOR): Remove.
8693 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8694 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8695 * config/rs6000/aix.h: Likewise.
8696 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8697 * config/mips/vxworks.h: Likewise.
8698 * config/rs6000/lynx.h: Likewise.
8699 * config/sh/elf.h: Likewise.
8700 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8701 (DTORS_SECTION_ASM_OP): New.
8702 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8703 (ASM_OUTPUT_DESTRUCTOR): Remove.
8704 * config/sparc/sol2-sld-64.h: Likewise.
8705 * config/vax/vax.c (vms_asm_out_constructor): New.
8706 (vms_asm_out_destructor): New.
8707 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8708 (ASM_OUTPUT_DESTRUCTOR): Remove.
8709 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8711 * doc/tm.texi (@node Initialization): Update.
8713 2001-08-09 Richard Henderson <rth@redhat.com>
8715 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8716 (__do_global_dtors_aux): Use gp-relative static data to avoid
8717 one dynamic relocation.
8718 (__do_frame_setup): Register Java classes.
8719 * config/alpha/crtend.asm (__JCR_END__): New.
8721 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8723 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8724 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8725 (GEN, STAGESTUFF): Add new files.
8726 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8727 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8728 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8729 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8730 as well as insn-codes.h and insn-flags.h in config.h; and no
8731 extra headers in tconfig.h and hconfig.h.
8733 * gencodes.c: Eliminate code to generate predicate declarations
8734 or #defines for md-file constants.
8735 * genconstants.c, genpreds.c: New files.
8737 * i386.md: Re-order guard expressions such that TARGET_64BIT
8738 comes first, when this permits better optimization. Add
8739 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8740 why this is desirable.
8742 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8744 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8745 (find_fde_for_dso): Remove.
8746 (_Unwind_IteratePhdrCallback): New.
8747 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8748 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8750 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8752 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8753 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8755 2001-08-09 Graham Stott <grahams@redhat.com>
8757 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8758 (vis_no_unit): Use it.
8759 (visualize_no_unit): Add the insn only if room exists.
8761 2001-08-09 Graham Stott <grahams@redhat.com>
8763 * predict.c (estimate_probability): Replace magic numbers with
8764 appropriate enumeration.
8766 2001-08-09 Graham Stott <grahams@redhat.com>
8768 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8770 (EXTRACT_FLAGS): Likewise.
8772 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8774 * config/mips/mips.c (mips_legitimate_address_p): Check for
8775 CONST_INT in last patch.
8777 2001-08-08 Anthony Green <green@redhat.com>
8779 * java/class.c (emit_register_classes): Use assemble_jcr if
8780 possible. Keep the original mechanism as a fallback.
8781 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8782 and weak symbol support.
8783 * crtstuff.c (__JCR_LIST__): Define.
8784 (__JCR_END__): Define.
8785 (_Jv_RegiserClasses): Define weak symbol if possible.
8786 (__do_global_ctors_aux): Register classes for ELF targets with
8787 weak symbol support.
8789 2001-08-08 Kazu Hirata <kazu@hxi.com>
8791 * dbxout.c: Fix comment formatting.
8792 * dependence.c: Likewise.
8794 * diagnostic.c: Likewise.
8795 * dominance.c: Likewise.
8796 * doprint.c: Likewise.
8797 * dwarf2out.c: Likewise.
8798 * dwarfout.c: Likewise.
8799 * emit-rtl.c: Likewise.
8800 * except.c: Likewise.
8801 * explow.c: Likewise.
8802 * expmed.c: Likewise.
8805 * fold-const.c: Likewise.
8806 * function.c: Likewise.
8808 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8810 * global.c (retry_global_alloc): Avoid shadowing allocno.
8812 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8814 * except.c (remove_fixup_regions): Fix typo.
8816 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8818 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8819 unsigned HOST_WIDE_INT to avoid warning.
8820 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8821 * flow.c (set_block_for_new_insns): Likewise.
8823 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8825 * sibcall.c (return_value_pseudo): New static variable.
8826 (skip_copy_to_return_value): Handle return_value_pseudo.
8827 (call_ends_block_p): Ensure that return_value_pseudo is set.
8828 (optimize_sibling_and_tail_recursive_call): Discover the
8829 load of pseudo return value in alternate exit block.
8831 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8833 * calls.c (ECF_ALWAYS_RETURN): New constant.
8834 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8835 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8836 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8837 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8838 * rtl.c (reg_note_name): New name.
8839 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8841 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8843 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8845 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8847 * alias.c (get_alias_set): Return a previously calculated
8848 alias set for a VAR_DECL.
8849 * function.c (gen_mem_addressof): Calculate the alias set before
8852 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8854 * predict.def: Set hitrates according our experimental run.
8856 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8858 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8860 2001-08-08 H.J. Lu <hjl@gnu.org>
8862 * config/mips/mips.c (mips_unique_section): New. Copied from
8865 * config/mips/mips-protos.h (mips_unique_section): New
8868 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8870 * config/mips/little.h: New. Generic little endian mips
8871 targets. Only mips*-*-linux* is converted to use it so far.
8873 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8874 (WCHAR_TYPE): Defined
8875 (WCHAR_TYPE_SIZE): Likewise.
8876 (INIT_SUBTARGET_OPTABS): Likewise.
8877 (BSS_SECTION_ASM_OP): Likewise.
8878 (SBSS_SECTION_ASM_OP): Likewise.
8879 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8880 (ASM_DECLARE_OBJECT_NAME): Likewise.
8881 (UNIQUE_SECTION): Likewise.
8882 (EXTRA_SECTIONS): Likewise.
8883 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8884 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8885 (ASM_OUTPUT_DEF): Likewise.
8886 (HANDLE_SYSV_PRAGMA): Removed.
8887 (NO_IMPLICIT_EXTERN_C): Likewise.
8888 (TARGET_MEM_FUNCTIONS): Likewise.
8889 (STARTFILE_SPEC): Likewise.
8890 (ENDFILE_SPEC): Likewise.
8891 (LIB_SPEC): Likewise.
8892 (INVOKE__main): Likewise.
8893 (CTOR_LIST_BEGIN): Likewise.
8894 (CTOR_LIST_END): Likewise.
8895 (DTOR_LIST_BEGIN): Likewise.
8896 (DTOR_LIST_END): Likewise.
8897 (SET_ASM_OP): Likewise.
8898 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8899 (ASM_OUTPUT_DEF): Likewise.
8900 (ASM_OUTPUT_IDENT): Likewise.
8902 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8903 (CPLUSPLUS_CPP_SPEC): Likewise.
8904 (ASM_APP_ON) Redefine only if not defined.
8905 (ASM_APP_OFF): Likewise.
8906 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8907 (ASM_OUTPUT_IDENT): Likewise.
8909 * config.gcc: Update tm_file for Linux/mips.
8911 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8913 * cselib.c (cselib_record_sets): If insn is predicated, turn
8914 sources into IF_THEN_ELSEs.
8916 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8917 Turn into define_insn_and_split.
8919 * sched-deps.c: Include "cselib.h".
8920 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8921 Use cselib to turn memory addresses into VALUEs.
8922 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8923 * sched-int.h (struct sched_info): New member USE_CSELIB.
8924 * sched-ebb.c (ebb_sched_info): Initialize it.
8925 * sched-rgn.c (rgn_sched_info): Likewise.
8926 * Makefile.in (sched-deps.o): Update dependencies.
8928 * cselib.h (cselib_subst_to_values): Declare.
8929 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8930 that have no value and autoincs to be handled by generating a new
8933 2001-08-08 Graham Stott <grahams@redhat.com>
8935 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8936 within fixed length SEQUENCE.
8938 2001-08-08 Graham Stott <grahams@redhat.com>
8940 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8941 (diagnostic_prefixing_rule): Likewise.
8942 (diagnostic_line_cutoff): Likewise.
8943 (diagnostic_kind_count): Likewise.
8945 2001-08-08 Graham Stott <grahams@redhat.com>
8947 * alias.c (find_base_decl): Delete redundent assignment.
8949 2001-08-08 Graham Stott <grahams@redhat.com>
8951 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8952 (abs): Uppercase and paranthesize macro parameter.
8953 (MEM_DEPENDENCY): Add whitespace.
8955 2001-08-08 Graham Stott <grahams@redhat.com>
8957 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8958 failure check for CONST_INT
8960 2001-08-08 Graham Stott <grahams@redhat.com>
8962 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8963 (libcall_dead_p): Likewise.
8965 (mark_used_regs): Constify fmt.
8966 (find_use_as_address): Likewise.
8968 2001-08-08 Graham Stott <grahams@redhat.com>
8970 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8973 2001-08-08 Graham Stott <grahams@redhat.com>
8975 * combine.c (combine_simplify_rtx): Update comment and
8976 remove erroneous test.
8978 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8980 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8981 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8982 take care to avoid multiple no-newline at EOF warnings in that
8985 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8987 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8988 (emit_library_call_value_1): Likewise.
8989 (emit_call_1): Emit REG_SETJMP note.
8990 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8992 * cselib.c (cselib_process_insn): Likewise.
8993 * flow.c (propagate_block): Likewise.
8994 * loop.c (find_and_verify_loops): Likewise.
8995 * reload.c (find_equiv_regs): Likewise.
8996 * reload1.c (reload): Likewise.
8997 * resource.c (mark_referenced_resources,
8998 mark_set_resources): Likewise.
8999 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9000 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9001 * haifa-sched.c (unlink_other_notes): Likewise.
9002 (reemit_notes): Likewise.
9003 * sched-ebb.c (sched_ebb): Likewise.
9004 * sched-rgc.c (sched_region): Likewise.
9005 * rtl.c (note_insn_name): Likewise.
9006 (reg_note_name): Add REG_SETJMP
9007 * rtl.h (reg_note): Add REG_SETJMP.
9008 (insn_note): Remove NOTE_INSN_SETJMP.
9010 * profile.c (branch_prob): Add fake edges for setjmp.
9012 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9014 * config.gcc: Quote target_cpu_default2 correctly for
9015 powerpc*-*-* targets.
9017 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9019 * cpplib.h, line-map.h: Update comments.
9020 * cppmain.c (printer_init): Move inline.
9021 (maybe_print_line, print_line): Take a map pointer.
9022 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9023 (cb_file_change): Don't use prior value of print.map.
9025 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9027 * doc/install.texi: Document fine-grained multilib configuration.
9029 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9031 * rtlanal.c (find_first_parameter_load): Call note_stores
9032 only on the instructions.
9034 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9036 * alias.c (nonlocal_mentioned_p):
9037 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9038 * calls.c (emit_call_1): Likewise.
9039 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9040 * cselib.c (cselib_process_insn): Likewise.
9041 * df.c (df_insns_modify): Likewise.
9042 * flow.c (need_fake_edge_p): Likewise.
9043 (propagate_one_insn): Likewise.
9044 * haifa-sched.c (reemit_notes): Likewise.
9045 * integrate.c (copy_insn_list): Likewise.
9046 * jump.c (delete_prior_computation): Likewise.
9047 * local-alloc.c (validate_equiv_mem): Likewise.
9048 * loop.c (scan_loop): Likewise.
9049 * predict.c (estimate_probability): Likewise.
9050 * reload.c (reload): Likewise.
9051 * sched-deps (sched_analyze): Likewise.
9052 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9053 * gcse.c (compute_hash_table): Likewise.
9054 (mark_call): Likewise.
9055 (store_killed_in_insn): Likewise.
9057 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9059 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9061 2001-08-06 Richard Henderson <rth@redhat.com>
9063 * varasm.c (assemble_gc_entry): Remove.
9064 * output.h: Likewise.
9066 2001-08-06 Richard Henderson <rth@redhat.com>
9068 * varasm.c (assemble_constructor): Take a symbol_ref and a
9069 priority instead of a bare string. Move priority handling
9070 here from cp/decl2.c.
9071 * output.h: Update decls.
9073 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9074 and assemble_destructor.
9075 * profile.c (output_func_start_profiler): Likewise.
9076 * objc/objc-act.c (finish_objc): Likewise.
9077 (build_module_descriptor): Return the symbol not the symbol name.
9079 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9081 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9082 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9083 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9084 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9085 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9086 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9088 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9090 * cpperror.c (print_containing_files): Moved to line-map.c.
9091 (print_location): line-map.c handles re-listing or otherwise.
9092 * cpphash.h (struct lexer_state): Remove next_bol.
9093 (struct cpp_buffer): Remove include_stack_listed.
9094 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9095 Remove faked buffer handling.
9096 (_cpp_do_file_change): Tweak.
9097 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9098 * cppmain.c (struct printer): Remove filename.
9099 (print_line, cb_file_change): Update accordingly.
9100 * line-map.c: Include intl.h.
9101 (init_line_maps): Initialize last_listed.
9102 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9103 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9104 (print_containing_files): New.
9105 * line-map.h (struct line_maps): New member last_listed.
9106 (print_containing_files, INCLUDED_FROM): New.
9107 * Makefile.in: Update.
9108 * po/POTFILES.in: Add line-map.c.
9110 2001-08-06 Richard Henderson <rth@redhat.com>
9112 * except.c (convert_from_eh_region_ranges_1): Never mark
9113 USE or CLOBBER insns as throwing.
9115 * expr.c (store_constructor): Don't clobber memory targets.
9117 2001-08-06 Andreas Jaeger <aj@suse.de>
9119 * profile.c (branch_prob): Remove unused variable insn.
9121 * Makefile.in (local-alloc.o): Add dependency on except.h.
9123 * local-alloc.c: Include except.h for can_throw_internal prototype.
9125 2001-08-06 Richard Henderson <rth@redhat.com>
9127 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9128 * function.c (expand_main_function): Implement it.
9129 * doc/tm.texi: Document it.
9131 2001-08-06 Stan Shebs <shebs@apple.com>
9133 * doc/install.texi: Document powerpc-*-darwin* details.
9135 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9137 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9138 (ASM_CPU_SPEC): Move back to rs6000.h
9139 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9141 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9143 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9146 * config/rs6000/linux64.h: Ditto.
9148 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9149 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9152 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9153 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9155 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9158 2001-08-05 Richard Henderson <rth@redhat.com>
9160 * local-alloc.c (update_equiv_regs): Do not move insns that
9163 2001-08-05 Jan Hubicka <jh@suse.cz>
9165 * Makefile.in (reload1.o): Add dedendancy on except.h
9166 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9168 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9169 indicating wehther edges has been cleaned up.
9170 * reload1.c: Inlucde except.h
9171 (fixup_abnormal_edges): Accept deleted insns.
9172 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9175 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9177 * cpplib.c (do_line): Correct line number after pop_buffer.
9179 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9181 PR preprocessor/3824
9182 * line-map.c: Update comments.
9183 * line-map.h: Update comments.
9184 * tradcif.y: Don't consider large numbers unsigned.
9186 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9188 PR preprocessor/3081
9189 * c-lex.c (map): New.
9190 (cb_file_change): Update map and use it.
9191 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9192 (c_lex): Update to use map.
9193 * cpperror.c (print_location): Move to using logical line numbers.
9194 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9195 (cpp_make_system_header): Similarly.
9196 (_cpp_execute_include): Stop line numbering hacks. Store the
9197 line we will return to.
9198 * cpphash.h (CPP_BUF_LINE): Remove.
9199 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9200 Add map and return_to_line.
9201 (_cpp_do_file_change): Update.
9202 * cppinit.c (cpp_start_read): Update line kludge.
9203 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9204 (trigraph_ok): Use logical line numbers for diagnostics.
9205 (skip_block_comment): Likewise.
9206 (skip_whitespace): Likewise.
9207 (skip_line_comment): Use pfile->line instead.
9208 (_cpp_lex_token): Update to use logical line numbering exclusively.
9209 Handle BOL locally. Accept new lines in directives, but keep
9210 pfile->line decremented. Diagnostics use logical lines. Update
9212 * cpplib.c (SEEN_EOL): New.
9213 (skip_rest_of_line, check_eol): Use it.
9214 (end_directive): Increase line number when accepting the newline
9215 at the end of a directive.
9216 (run_directive): Simplify.
9217 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9218 (_cpp_do_file_change): Update to take buffer line number as an
9219 argument, and store the current map in the cpp_reader. Remove
9220 line number kludges.
9221 (_cpp_do__Pragma): Restore output position after a _Pragma.
9222 (cpp_push_buffer): Don't set output line or lineno.
9223 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9224 Remove line kludge. Set output_line.
9225 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9226 (parse_arg): Use logical lines.
9227 (save_lookahead_token): Save EOFs too now.
9228 * cppmain.c (struct printer): Fix comments.
9229 (printer_init): Simplify, let caller do errors.
9230 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9231 (maybe_print_line): Simplify.
9232 (print_line): Don't print a linemarker if -P.
9233 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9234 (cb_file_change): Simplify.
9235 * line-map.h (LAST_SOURCE_LINE): Fix.
9236 (CURRENT_LINE_MAP): New.
9238 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9240 * doloop.c (doloop_modify_runtime): Properly compute number of
9241 iterations if loop was unrolled.
9243 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9244 if their CSELIB_VAL_PTRs are.
9246 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9247 (setup_spill_pointers): Initialize it.
9248 (spill_restore_mem): Set it.
9249 (do_spill, do_restore): Use it to add REG_INC note.
9250 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9252 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9253 asms if other insns are available.
9255 * config/ia64/ia64.c (condop_operator): New predicate.
9256 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9257 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9260 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9261 temporary register than directly using a MEM.
9263 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9265 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9266 parameter in last change.
9268 2001-08-04 Zack Weinberg <zackw@panix.com>
9270 * sparc.md: Don't use #if inside C test expression.
9272 2001-08-04 Richard Henderson <rth@redhat.com>
9274 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9276 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9278 * cpphash.h (struct cpp_reader): New member directive_line.
9279 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9280 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9281 do_pragma): Pass line to callbacks.
9282 (start_directive): Record line of directive.
9283 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9284 cb_include): Similarly.
9285 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9288 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9290 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9293 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9295 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9297 * reload1.c (fixup_abnormal_edges): New static function.
9300 * flow.c (need_fake_edge_p): New function.
9301 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9302 avoid call insn to be very last insn in the insn stream.
9304 * profile.c (branch_prob): Call flow_call_edges_add instead of
9305 doing that by hand; cleanup cfg to re-merge basic blocks once
9308 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9310 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9311 are also on line-map.h.
9312 * cppfiles.c (stack_include_file): Update.
9313 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9314 (_cpp_pop_buffer): New.
9315 * cppinit.c (cpp_destroy, cpp_finish): Update.
9316 (do_includes): Mark each buffer to return at EOF.
9317 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9318 return as requested.
9319 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9320 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9321 * cpplib.h (cpp_pop_buffer): Remove.
9322 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9323 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9325 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9327 (do_preprocessing): Update.
9328 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9329 * c-parse.in (_yylex): Similarly.
9330 * scan-decls.c (scan_decls): Similarly.
9331 * line-map.h: Update comments.
9333 * objc/Make-lang.in (objc-act.o): Update dependencies.
9335 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9337 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9338 and soft register for operand 0.
9339 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9341 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9343 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9344 register for operand 0.
9345 ("bitcmpqi_z_used"): Allow memory for operand 0.
9346 (split "bitcmpqi"): New split to handle address reg as operand 1.
9348 2001-08-04 Andreas Jaeger <aj@suse.de>
9350 * gcse.c: Revert Daniel's last patch.
9352 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9354 * sparc-protos.h: Add prototypes for fp_zero_operand and
9356 * sh-protos.h: Add prototype for fpul_operand.
9358 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9360 * doc/extend.texi (Other Builtins): Fix typo in last change.
9362 2001-08-03 Richard Henderson <rth@redhat.com>
9364 * target.h (gcc_target): Add asm_out.named_section,
9365 section_type_flags, have_named_sections.
9366 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9367 (TARGET_HAVE_NAMED_SECTIONS): New.
9368 (TARGET_SECTION_TYPE_FLAGS): New.
9370 * Makefile.in (toplev.o): Depend on TARGET_H.
9371 (varasm.o, dbxout.o): Likewise.
9372 * c-common.c (decl_attributes): Check targetm.have_named_sections
9373 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9374 * dbxout.c (dbxout_function_decl): Likewise.
9375 (dbxout_function_end): Likewise.
9376 * toplev.c (compile_file): Likewise.
9377 * varasm.c (exception_section): Likewise.
9378 * cp/decl2.c (finish_objects): Likewise.
9380 * defaults.h (EH_FRAME_SECTION): Remove.
9381 (EH_FRAME_SECTION_ASM_OP): Remove.
9382 (EH_FRAME_SECTION_NAME): New.
9383 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9384 (UNIQUE_SECTION_P): Remove.
9385 * dwarf2out.c (SECTION_FORMAT): Remove.
9386 (ASM_OUTPUT_SECTION): Remove.
9387 (output_call_frame_info): Use named_section_flags.
9388 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9389 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9390 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9391 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9392 (named_section_flags): New.
9393 (named_section): Use it and targetm.section_type_flags.
9394 (resolve_unique_section): New.
9395 (assemble_start_function): Use it.
9396 (asm_emit_uninitialised, assemble_variable): Likewise.
9397 (default_section_type_flags): New.
9398 (default_no_named_section, default_elf_asm_named_section): New.
9399 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9400 * output.h: Update varasm.c decls.
9401 (SECTION_*): New flags.
9403 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9404 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9406 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9407 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9408 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9409 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9410 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9411 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9412 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9413 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9414 * config/pa/pa64-hpux.h,
9416 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9417 (TARGET_ASM_NAMED_SECTION): New.
9418 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9419 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9420 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9421 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9422 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9423 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9424 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9425 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9426 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9427 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9428 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9429 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9430 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9431 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9432 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9433 * config/sparc/sysv4.h: Likewise.
9435 * config/nextstep.h: Error until named sections implemented.
9437 * config/a29k/a29k.c (a29k_asm_named_section): New.
9438 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9439 (vms_section_type_flags, vms_asm_named_section): New.
9440 * config/arm/arm.c (arm_elf_asm_named_section): New.
9441 * config/avr/avr.c (asm_output_section_name): Remove.
9442 * config/avr/avr-protos.h: Update.
9443 * config/c4x/c4x.c (c4x_asm_named_section): New.
9444 * config/h8300/h8300.c (h8300_asm_named_section): New.
9445 * config/i386/i386.c (sco_asm_named_section): New.
9446 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9447 (i386_pe_section_type_flags): New.
9448 (i386_pe_asm_named_section): New.
9449 * config/i386/i386-protos.h: Update.
9450 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9451 * config/mcore/mcore.c (mcore_asm_named_section): New.
9452 * config/mips/mips.c (iris6_asm_named_section): New.
9453 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9454 instead of UNIQUE_SECTION_P.
9455 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9456 (xcoff_asm_named_section): New.
9457 * config/sh/sh.c (sh_asm_named_section): New.
9458 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9460 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9461 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9462 (EH_FRAME_SECTION_NAME): New.
9463 (EXCEPTION_SECTION): New.
9464 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9465 (DEBUG_*_SECTION): Remove.
9466 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9467 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9468 (EH_FRAME_SECTION_ASM_OP): Remove.
9470 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9471 (ASM_OUTPUT_SECTION_NAME): Remove.
9472 (TARGET_ASM_NAMED_SECTION): New.
9473 (TARGET_HAVE_NAMED_SECTIONS): New.
9474 (TARGET_SECTION_TYPE_FLAGS): New.
9475 (EH_FRAME_SECTION_ASM_OP): Remove.
9476 (EH_FRAME_SECTION_NAME): New.
9478 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9480 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9481 for complex expressions when cfun == 0.
9482 * doc/extend.texi: Document that __builtin_constant_p can be
9483 used in data initializers as well as functions.
9485 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9487 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9488 variable I locally, instead of expecting a declaration in the
9491 2001-08-03 Richard Henderson <rth@redhat.com>
9493 * except.c (collect_one_action_chain): Add an explicit cleanup
9494 action if regions surrounding a catch were encoded entirely
9495 within the call-site entry.
9497 2001-08-03 Richard Henderson <rth@redhat.com>
9499 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9500 don't take REGNO of a non-register.
9502 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9504 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9505 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9506 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9507 (__gthread_mutex_init_function): New function for mutex initialization.
9509 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9511 * Makefile.in: Revert screwed up commit.
9513 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9515 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9516 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9517 merged by linker script to get a final _exit().
9518 (__do_global_dtors): New for destructor handling in specific exit
9520 (__do_global_ctors): New for constructors in specific install section.
9521 (__map_data_section): Map data sections before running constructors.
9522 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9523 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9524 (DTORS_SECTION_ASM_OP): Likewise.
9525 (CTORS_SECTION_FUNCTION): Define to force a reference to
9527 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9529 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9531 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9533 * Makefile.in: Add df.h to gcse.c dependencies.
9535 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9537 * varasm.c (output_constant_def_contents): Use for the length of a
9538 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9539 depending on which is larger.
9541 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9543 * gcse.c: Include df.h for use as a dataflow analyzer.
9545 Declaration of reg_set_info: gone.
9546 New df_analyzer variable used by store motion.
9547 (reg_set_info): Deleted.
9548 (mark_mem_regs): New function, analyze regs used by a mem.
9549 (store_ops_ok): Use dataflow analyzer results to determine if
9550 necessary regs are changed in the block.
9551 (find_moveable_store): Remove check for symbol ref, we can handle
9552 much more complex expressions now.
9553 (compute_store_table): Remove most of the code, it's unnecessary
9554 now that the dataflow analyzer records the info for us.
9555 (store_killed_after): Add parameter to say whether to do the
9556 store_ops_okay test, used to speed up testing when we already know
9557 the answer, and just want to know if the store itself was killed.
9558 (build_store_vector): Largely rewritten to calculate the various
9559 vectors properly, and somewhat optimized.
9560 (store_motion): Init the df_analyzer, get REG_DEF chains.
9561 Also handle trapping expressions (since mems almost always trap)
9562 (simple_mem): Redefine what a simple mem is.
9564 2001-08-03 DJ Delorie <dj@redhat.com>
9566 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9567 set from a constant part of the condition.
9569 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9571 * mkdeps.c (deps_add_default_target): Make local variable
9572 ``start'' a const char pointer.
9573 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9575 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9577 * doc/install.texi (Configuration): Fix markup.
9578 (Specific, i?86-*-udk): Likewise.
9579 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9581 Document --enable-threads and --enable-libgcj status.
9582 (Specific, mips-sgi-irix*): Canonicalize triples.
9583 (Specific, mips-sgi-irix5): Warn about problems with this config.
9584 Mention required GNU as patch.
9585 Native assembler problems are fixed.
9586 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9587 Document --enable-threads and --enable-libgcj status.
9589 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9591 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9594 2001-08-03 Richard Henderson <rth@redhat.com>
9596 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9599 2001-08-03 Richard Henderson <rth@redhat.com>
9601 * rtlanal.c (find_first_parameter_load): Stop if we
9602 reach a CODE_LABEL at BOUNDARY.
9604 2001-08-03 Richard Henderson <rth@redhat.com>
9606 * config/alpha/alpha.md (force_movdi): New insn.
9607 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9608 Tweek FRP marking of VMS prologue insns.
9609 * config/alpha/vms.h (EPILOGUE_USES): New.
9611 2001-08-02 Richard Henderson <rth@redhat.com>
9613 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9615 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9617 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9618 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9619 config/convex/convex.h, config/d30v/d30v.c,
9620 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9621 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9622 config/mips/mips.h, config/mn10200/mn10200.h,
9623 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9624 config/v850/v850.h, config/vax/openbsd.h,
9625 config/vax/openbsd1.h, config/vax/ultrix.h,
9626 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9627 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9628 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9629 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9630 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9631 in comments and documentation.
9633 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9637 * Makefile.in (line-map.o): New.
9638 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9639 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9640 * cpperror.c (print_containing_files): Similarly.
9641 (print_location): Update. Don't output a space before _Pragma.
9642 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9643 (stack_include_filee, cpp_make_system_header): Update.
9644 (_cpp_execute_include): Get logical line number right for calling
9645 as-yet-unterminated #include.
9646 * cpphash.h (struct cpp_reader): Add line_maps.
9647 (_cpp_do_file_change): Update.
9648 * cppinit.c (cpp_create_reader): Initialize line maps.
9649 (cpp_destroy): Destroy line maps.
9650 (cpp_start_read): Get logical line number right.
9651 * cpplex.c (parse_string): Only warn once for multi-line strings.
9652 Use boolean variable for null warning.
9653 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9655 (do_include_common): End the directive early.
9656 (do_line): Don't warn about out-of-range lines in preprocessed
9657 source. Update. Remove unused variables.
9658 (_cpp_do_file_change): Update for new line mapping.
9659 (pragma_cb): New typedef.
9660 (cpp_register_pragma): Stop looking ahead before calling the
9662 (do_pragma_system_header): End directive early.
9663 (cpp_get_line_maps): New.
9664 (cpp_pop_buffer): Fudge logical line. Update.
9665 * cpplib.h: Include line-map.h
9666 (enum cpp_fc_reason): Remove.
9667 (struct cpp_file_change): Update.
9668 (cpp_get_line_maps): New.
9669 * cppmain.c (struct_printer): New member map.
9670 (cb_file_change): Update for new mappings.
9671 * fix-header.c (cb_file_change): Similarly.
9673 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9675 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9676 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9678 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9680 * config/vax/vax.c: include expr.h.
9682 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9684 * Makefile.in ($(srcdir)/configure): Only rebuild in
9686 ($(srcdir)/config.in): Only define in maintainer mode.
9687 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9689 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9691 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9693 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9695 * gcc.c (set_collect_gcc_options): New function, split out from
9697 Ignore elided switches.
9698 (do_spec_1): Invoke before executing command.
9699 (set_input): Export.
9700 Move declaration ...
9701 * gcc.h (set_input): ... here.
9702 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9705 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9708 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9710 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9712 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9714 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9715 for the unnamed instructions it expands to.
9717 2001-08-02 Richard Henderson <rth@redhat.com>
9719 * regclass.c (call_really_used_regs): Conditionally define.
9720 (init_reg_sets_1): Don't use it if not defined.
9721 (fix_register): Similarly, don't set it.
9723 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9725 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9726 Correct comment that had been missed in the previous change.
9728 2001-08-01 Stan Shebs <shebs@apple.com>
9730 * config/darwin.c (machopic_stub_name): Try matching by name.
9731 (update_stubs): New function.
9732 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9735 2001-08-01 Richard Henderson <rth@redhat.com>
9737 * except.c (output_function_exception_table): Use assemble_align.
9738 * varasm.c (assemble_eh_label): Remove.
9739 (assemble_eh_align, assemble_eh_integer): Remove.
9741 2001-08-01 Robert Lipe <robertl@caldera.com>
9743 * dwarfout.c: Remove reference to README.DWARF.
9745 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9747 * regclass.c (call_really_used_regs): New array for registers which
9748 are actually used by a call.
9749 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9751 (fix_register): Set call_really_used too.
9752 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9753 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9755 2001-08-01 Richard Henderson <rth@redhat.com>
9757 * read-rtl.c (read_name): Consider \r whitespace.
9759 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9761 * config.gcc: Recognize powerpc-*-netbsd*.
9763 * doc/install.texi (Host/target specific installation notes for
9764 GCC): Mention powerpc-*-netbsd*.
9766 * config/rs6000/netbsd.h: New file.
9767 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9768 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9769 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9770 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9771 (TARGET_VERSION): Redefine.
9773 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9774 mcall-netbsd as a match for mcall-sysv.
9775 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9776 (ncrti.S, ncrtn.S): New targets.
9777 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9779 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9780 "netbsd' as a V4 ABI.
9781 (ASM_SPEC): Check for -mcall-netbsd.
9782 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9783 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9784 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9785 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9786 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9787 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9788 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9790 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9791 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9793 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9795 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9796 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9797 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9798 including "unwind-pe.h".
9800 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9802 * rs6000.md (define_splits): Kill unused constraints.
9804 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9805 Jan Hubicka <jh@suse.cz>
9807 * function.c (thread_prologue_and_epilogue_insns): Kill code
9808 dealing with non-existent CFG.
9810 2001-08-01 Kazu Hirata <kazu@hxi.com>
9812 * alias.c: Fix comment formatting.
9813 * bitmap.c: Likewise.
9814 * builtins.c: Likewise.
9815 * calls.c: Likewise.
9816 * c-common.c: Likewise.
9817 * c-decl.c: Likewise.
9818 * c-dump.c: Likewise.
9819 * c-lex.c: Likewise.
9820 * collect2.c: Likewise.
9821 * combine.c: Likewise.
9822 * conflict.c: Likewise.
9823 * cppfiles.c: Likewise.
9824 * cppinit.c: Likewise.
9825 * cpplex.c: Likewise.
9826 * cpplib.c: Likewise.
9827 * cppmacro.c: Likewise.
9828 * cppspec.c: Likewise.
9829 * c-pragma.c: Likewise.
9830 * crtstuff.c: Likewise.
9832 * cselib.c: Likewise.
9833 * c-semantics.c: Likewise.
9834 * c-typeck.c: Likewise.
9836 2001-08-01 H.J. Lu <hjl@gnu.org>
9838 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9840 2001-08-01 H.J. Lu <hjl@gnu.org>
9842 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9844 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9846 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9847 contextualizing Objective-C class name lookup by the lexer.
9848 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9850 (protocoldef): Add support for forward @protocol declarations.
9851 (yylexname): Suppress ObjC class name lookup in certain contexts;
9852 re-enable after lookup is complete.
9853 (_yylex): Re-enable ObjC class name lookup when certain
9854 punctuation marks are seen.
9856 * objc/objc-act.c (check_protocol_recursively): New function used
9857 for finding circular dependencies in protocols.
9858 (objc_declare_protocols): New function for handling forward
9859 @protocol declarations.
9860 (receiver_is_class_object): Detect the case when 'self' is used
9861 inside of a class method.
9862 (build_message_expr): Issue a warning if class method is desired
9863 but instance method is found instead.
9864 (conforms_to_protocol): Streamline.
9865 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9866 protocol Foo, even if 'Bar foo' does not.
9867 (check_protocols): Streamline.
9868 (start_protocol): Add checks for circular and duplicate protocol
9870 (encode_aggregate_within): For typedefs of structs, encode the
9872 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9873 (objc_declare_protocols): New prototype.
9875 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9877 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9878 * cpplex.c (handle_newline): Update prototype. Maintain logical
9880 (skip_escaped_newlines, skip_block_comment, parse_string):
9882 (_cpp_lex_token): Update, and store token position within the token.
9883 * cpplib.h (struct cpp_token): Add line and column entries.
9884 * cppmacro.c (replace_args): Position stringified tokens correctly.
9886 2001-08-01 Andreas Jaeger <aj@suse.de>
9888 * basic-block.h: Add prototype for last_loop_beg_note.
9890 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9892 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9893 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9895 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9896 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9897 expand_decl_cleanup.
9898 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9900 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9901 operand while calling simple_cst_equal.
9902 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9903 operand is the cleanup expression, the third is the RTL_EXPR.
9904 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9906 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9908 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9910 2001-07-31 matthew green <mrg@eterna.com.au>
9912 * config.gcc (i386-*-netbsdelf): New description.
9913 * config/i386/netbsd-elf.h: New file.
9915 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9917 * loop.c (check_dbra_loop): Use single_set to compute
9920 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9922 PowerPC reorg and support for powerpc64-*-linux*.
9924 Also fixes emitting of constants on 32 bit and 64 bit
9927 * config.gcc: powerpc64-*-linux* is a new target.
9928 Things that needed aix.h now also include xcoff.h
9930 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9932 Move AIX specific stuff into aix.h.
9933 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9934 with more than just XCOFF now.
9935 (SET_ASM_OP): Remove, now defined where needed.
9936 (FUNCTION_PROLOGUE): New macro definition.
9937 (FUNCTION_EPILOGUE): New macro definition.
9938 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9940 * config/rs6000/xcoff.h: New file.
9942 * config/rs6000/linux64.h: New file.
9944 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9946 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9948 * rs6000.c (print_operand_address): Handle ELF syntax.
9949 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9950 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9951 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9953 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9955 * rs6000.c (rs6000_override_options): Only disable
9956 flag_function_sections for XCOFF.
9957 (exact_log2_cint_operand): New predicate.
9958 (reg_or_{add,sub}_cint64_operand): New predicates.
9959 (add_operand): Compare CONST_INT with fewer function calls.
9960 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9961 (print_operand, case 'p'): Ensure positive operand.
9962 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9963 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9964 (PREDICATE_CODES): Add new predicates.
9965 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9966 (divsi3, modsi3): Ensure positive power-of-2.
9967 (adddi3): Use new predicate. Split 32-bit constants more
9968 correctly. Re-arrange splitter to handle any constant.
9969 (subdi3): Use new predicate.
9970 (divdi3, moddi3): Ensure positive power-of-2.
9971 (movdi): Use rs6000_emit_set_const.
9972 (load_toc_v4_pic_di): Delete.
9974 2001-07-31 Graham Stott <grahams@redhat.com>
9976 * function.c (pad_below): Revert 2001-07-26 patch.
9978 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9980 * reg-stack (convert_regs_1): Fix best edge condition.
9982 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9984 * jump.c (duplicate_loop_exit_test): Better test for jumps
9985 entering the loop; create loop pre_header.
9987 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9989 * doc/install.texi: Add s390 and s390x as new targets.
9990 * doc/invoke.texi: Add documentation of S/390 and zSeries
9992 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9994 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9996 * config/m68k/m68k.md: Replace all general_operand with
9997 nonimmediate_operand for all destinations.
9998 * config/m68k/m68k.c (not_sp_operand): Likewise.
10000 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10002 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10004 2001-07-30 Richard Henderson <rth@redhat.com>
10006 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10007 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10009 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10011 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10012 Add missing doc strings
10013 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10014 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10016 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10018 * i386.c (ix86_output_main_function_alignment_hack): New function.
10019 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10021 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10022 edges by EDGE_DFS_BACK flag.
10023 (dump_edge_info): Add dfs_back flag.
10024 * basic-block.h (EDGE_DFS_BACK): New constant.
10025 (mark_dfs_back_edges): Declare.
10026 * alias.c (loop_p): Remove.
10027 (mark_constant_function): Use mark_dfs_back_edges.
10029 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10030 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10031 (compensate_edge): Break out from ...
10032 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10033 (convert_regs_2): Set block_done once block is really done;
10034 Do updating of the predecesors counts.
10036 * toplev.c (rest_of_compilation): Recompute block_for_insn
10037 before post-reload cfg_cleanup.
10038 * function.c (thread_prologue_epilogue_insns):
10039 Call set_block_for_new_insns when emitting prologue directly.
10041 2001-07-30 Andreas Jaeger <aj@suse.de>
10043 * jump.c: Add prototype for mark_modified_reg.
10045 * cse.c (set_live_p): Add unused attribute.
10047 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10049 (scan_for_source_files): Use long for count to avoid overflow.
10050 (output_data): Likewise.
10051 (output_data): Don't use string concatatenation to silence gcc
10054 * predict.c: Fix typos and grammar.
10056 * gcse.c (insert_insn_end_bb): Remove unused variables.
10058 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10060 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10061 (attempt_auto_inc): LIkewise.
10062 (mark_used_reg): Likewise.
10063 (try_pre_increment_1): Likewise.
10064 * regclass.c (regclass): Likewise.
10065 * global.c (allocno_compare): Update comment; change scaling factor.
10066 * local-alloc.c (QTY_CMP_PRI): Likewise.
10067 * regs.h (REG_FREQ_FROM_BB): New.
10068 (REG_FREQ_MAX): Likewise.
10070 2001-07-30 H.J. Lu <hjl@gnu.org>
10072 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10075 2001-07-30 H.J. Lu (hjl@gnu.org)
10077 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10078 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10079 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10081 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10083 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10084 as -mthumb-interwork when -mcpu=arm7 is specified.
10086 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10088 * predict.def (noreturn, loop branch, loop exit): Mark as first
10091 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10093 * combine.c (try_combine): Avoid barrier after noop jumps.
10095 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10097 * cpphash.h (struct cpp_reader): Remove import_warning.
10098 * cpplib.c (skip_rest_of_line): Don't bother turning off
10100 (parse_include): Move include handling to...
10101 (do_include_common): ... here. Move import warning from...
10102 (do_import): ... here.
10103 (do_pragma_poison): Don't do a callback for poison identifiers.
10104 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10105 * cppmain.c (setup_callbacks): Similarly.
10107 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10109 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10110 handle multiple sets.
10111 * except.c (sjlj_mark_call_sites): .... here.
10112 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10114 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10116 Suggested by Richard Henderson and Richard Kenner:
10117 * combine.c (recog_for_combine): Use the fake recog
10118 only if instruction does not match.
10119 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10120 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10122 * combine.c (try_combine): Discover noop jump as direct jump.
10124 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10126 * df.c (df_rd_global_compute): Add successors to worklist, not
10128 (df_ru_global_compute): Ditto.
10130 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10132 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10133 increment REG_N_SETS.
10135 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10137 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10139 * sbitmap.c (sbitmap_a_xor_b): New function.
10140 ifdef the basic block stuff on IN_GCC.
10142 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10144 * cppexp.c (parse_defined): Always record the macro name.
10145 (lex): Don't worry about identifiers, or special-case
10147 (_cpp_parse_expr): Figure out at the end of the routine
10148 whether we saw a valid !defined() expression.
10149 * cppfiles.c (stack_include_file): Update for mi_valid.
10150 (_cpp_pop_file_buffer): Similarly.
10151 * cpplex.c (_cpp_lex_token): Similarly.
10152 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10153 mi_if_not_defined, mi_lexed): Remove.
10155 * cpplib.c (do_if): Simplify.
10156 (do_endif, push_conditional, _cpp_handle_directive): Update
10157 for renaming of mi_state to mi_valid.
10159 * cpp.texi: Add index entries for digraphs, and add comment
10160 that C++ refers to them as alternative tokens.
10162 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10164 * basic-block.h (CLEANUP_PRE_LOOP): New.
10165 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10166 * sibcall.c (optimize_sibling_calls): Likewise.
10167 * toplev.c (rest_of_compilation): Likewise.
10168 * flow.c (try_forward_edges): Take argument MODE;
10169 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10170 (try_optimize_cfg): Update call of try_forward_edges.
10172 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10173 Jan Hubicka <jh@suse.cz>
10175 * (validate_replace_rtx_1): Fix simplification of MINUS.
10177 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10179 PR preprocessor/3669
10180 * cppinit.c (init_dependency_output): Turn off dump requests
10181 if sending dependencies to stdout.
10183 2001-07-28 Richard Henderson <rth@redhat.com>
10185 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10188 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10190 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10192 2001-07-28 Kazu Hirata <kazu@hxi.com>
10194 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10195 is VAR_DECL first to prevent an ICE.
10197 2001-07-28 Richard Henderson <rth@redhat.com>
10199 * varasm.c (immed_real_const_1): Don't elide special cases for
10201 (clear_const_double_mem): Clear const_tiny_rtx too.
10203 2001-07-28 Richard Henderson <rth@redhat.com>
10205 * dwarf2out.c (dw_val_class_offset): New.
10206 (struct dw_ranges_struct, dw_ranges_ref): New.
10207 (ranges_table, ranges_table_allocated): New.
10208 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10209 (add_AT_offset, add_ranges, output_ranges): New.
10210 (print_die, output_die): Handle dw_val_class_offset.
10211 (attr_checksum, size_of_die, value_format): Likewise.
10212 (gen_lexical_block_die): Handle non-contiguous blocks.
10213 (gen_block_die): Likewise.
10214 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10215 if needed. Dump the ranges table.
10216 * final.c (final_start_function): Remove unnecessary notes and
10217 rebuild the block tree before numbering the blocks.
10218 * function.c (reorder_blocks_0): Walk the existing block tree
10219 to unmark all blocks.
10220 (reorder_blocks_1): Create block fragments when duplicate block
10222 (reorder_fix_fragments): New.
10223 (reorder_blocks): Call it.
10224 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10226 2001-07-28 Richard Henderson <rth@redhat.com>
10228 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10230 2001-07-28 Richard Henderson <rth@redhat.com>
10232 * flow.c (add_to_mem_set_list): New function.
10233 (init_propagate_block_info): Use it.
10234 (mark_set_1): Likewise.
10235 (insn_dead_p): Canonicalize memory address for dead store
10236 comparison. Allow wider mode stores to kill narrower mode stores.
10237 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10238 (invalidate_mems_from_set): Don't handle MEMs.
10240 2001-07-28 Kazu Hirata <kazu@hxi.com>
10242 * config/h8300/h8300.h: Fix formatting.
10244 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10246 * basic-block.h (EDGE_FREQUENCY): New macro.
10247 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10249 * flow.c (find_sub_basic_blocks): Likewise.
10250 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10251 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10253 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10254 (HITRATE): New macro.
10255 (PRED_FLAG_FIRST_MATCH): New constant.
10256 (predictor_info): New field flgags.
10257 (combine_predictions_for_insn): Use DS theory to combine
10258 probabilities; set the edge probabilities when finished.
10259 (estimate_probability): Avoid duplicated matches
10260 of LOOP_BRANCH heuristics for nested loops; update comment.
10261 * predict.def: Add flags for each prediction, set probabilities
10262 according to B&L paper.
10263 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10265 * profile.c (compute_branch_probabilities): Cleanup way the edge
10266 probabilities are computed and REG_BR_PROB notes are dropped; if
10267 values does not match, emit error.
10268 (init_branch_prob): Do error instead of warning when profile driven
10269 feedback is missing or corrupt.
10271 2001-07-27 DJ Delorie <dj@redhat.com>
10273 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10274 against a constant, try to adjust the compare to have the desired
10275 constant in it so that min/max optimizations happen more often.
10277 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10279 * flow.c (last_loop_beg_note): New function.
10280 (redirect_edge_and_branch): Use it.
10281 (split_edge): Likewise.
10283 * alias.c (loop_p): Avoid uninitialized memory access.
10285 * flow.c (try_forward_edges): Avoid accessing freed memory.
10287 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10290 2001-07-26 Andrew Haley <aph@redhat.com>
10291 Joern Rennecke <amylaar@redhat.com>
10293 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10294 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10295 (SUBTARGET_CPP_SPEC): New.
10296 (CPP_SPEC): Remove.
10297 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10298 (SUBTARGET_CPP_PTR_SPEC): New.
10299 (CPP_DEFAULT_CPU_SPEC): New.
10300 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10301 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10302 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10303 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10304 (SUBTARGET_CPP_SPEC): Define as an empty string.
10306 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10308 * doc/install.texi (Configuration): Properly link the host
10309 specific instructions also when generating HTML.
10311 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10313 * flow.c (redirect_edge_and_branch_force): Test
10314 target->global_live_at_start.
10316 2001-07-26 Richard Henderson <rth@redhat.com>
10318 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10319 * rtl.h (avoid_constant_pool_reference): Declare it.
10320 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10321 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10323 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10325 * rtl.h (cleanup_barriers): Declare.
10326 * jump.c (cleanup_barriers): New function.
10327 * toplev.c (rest_of_compilation): Call cleanup_barriers
10328 before loop optimizer and after bb_reorder.
10330 * flow.c (back_edge_of_syntactic_loop_p): New.
10331 (split_edge): Use it.
10333 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10335 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10337 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10339 * cse.c (cse_process_notes): Replace any registers if the address
10342 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10344 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10345 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10346 (propagate_block): Update prototype.
10347 * flow.c (update_life_info): Simplify the CFG and
10348 recalculate the global regs which are alive when
10349 removing dead code during a global update.
10350 (propagate_block): Return non-zero if an INSN is
10353 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10355 * Makefile.in (LIBICONV): Define.
10357 2001-07-26 Catherine Moore <clm@redhat.com>
10359 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10360 of conditional to avoid tree checking errors.
10362 2001-07-26 Kazu Hirata <kazu@hxi.com>
10364 * regmove.c (regmove_optimize): Don't replace a reg with
10365 another reg of a different mode.
10367 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10369 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10370 limit length of dependency flush list.
10371 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10372 * sched-int.h (struct deps): Add pending_flush_length field.
10373 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10374 has 1 element in it.
10375 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10376 (sched_analyze): After a jump, if the pending memory flush list is too
10377 large, flush the pending lists.
10378 (init_deps): Initialize pending_flush_length to 0.
10379 * doc/invoke.texi (max_pending_list_length): Document parameter.
10381 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10383 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10384 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10385 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10387 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10389 * cpphash.h (struct_lexer_state): Delete was_skipping.
10390 Move skipping here from struct cpp_reader.
10391 * cpplex.c (parse_identifier): Update.
10392 (_cpp_lex_token): Don't skip tokens in a directive.
10393 * cpplib.c (struct if_stack): Update.
10394 (start_directive, end_directive): Don't change skipping state.
10395 (_cpp_handle_directive): Update.
10396 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10397 (do_else, do_endif): Update; only check for excess tokens if not
10398 in a skipped conditional block.
10399 (push_conditional): Update for new struct if_stack.
10401 2001-07-26 Graham Stott <grahams@redhat.com>
10403 * function.c (locate_and_pad_parm): Also pad initial offset
10404 so that the total argument size also includes the padding.
10406 2001-07-26 Graham Stott <grahams@redhat.com>
10408 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10409 change XSTR to XTMPL.
10411 (process_one_cond_exec): Likewise
10413 2001-07-25 Richard Henderson <rth@redhat.com>
10415 * varasm.c (assemble_variable): Create DECL_RTL before setting
10418 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10420 * predict.c (estimate_probability): Avoid duplicated predictions.
10422 * loop.c (find_and_verify_loops): Grok multiple barriers.
10424 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10426 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10428 * dbxout.c: Consistently use putc instead of fputc.
10429 (print_wide_int): New function; call instead of direct fprintf.
10430 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10431 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10432 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10433 (print_int_cst_octal): Likewise.
10434 (print_octal): Show we wrote characters.
10435 (dbxout_type): Set have_used_extensions in more places.
10437 2001-07-25 Catherine Moore <clm@redhat.com>
10439 * config/v850/v850.c (v850_va_arg): Use addr
10440 instead of valist to build incr.
10442 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10444 * flow.c (delete_dead_jumptables): New function.
10445 (life_analyzis): Call it.
10446 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10449 2001-07-25 Richard Henderson <rth@redhat.com>
10451 * except.c (reachable_handlers): Handle a region being removed
10452 out from under a RESX.
10454 2001-07-25 Richard Henderson <rth@redhat.com>
10456 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10457 swap GE/GT if it is an fp comparison.
10459 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10461 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10464 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10466 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10467 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10470 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10471 throw an exception.
10472 (visit_expression): When attempting to simplify an expression,
10473 retrieve any modes for arguments before they are simplified
10476 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10477 Janis Johnson <janis@us.ibm.com>
10479 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10480 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10481 pointer parameters to match documented usage of nonlocal_goto.
10482 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10483 parameters to their correct order.
10484 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10485 parameters to their correct order.
10487 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10489 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10491 2001-07-25 Jan Hubicka <jh@suse.cz>
10492 Richard Henderson <rth@redhat.com>
10494 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10496 (make_edges): New argument update_p; populate the edge cache if set.
10497 (find_basic_blocks): Update make_edges invocation.
10499 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10501 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10503 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10505 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10506 -Acpu and -Amachine.h.
10507 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10508 Corrected header to say ELF not a.out.
10509 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10510 when given -msoft-float.
10512 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10514 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10515 extra multilib parts like arm-elf.
10516 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10517 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10518 crtfini.o as extra multilib parts.
10520 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10522 * configure.in: Add rtems as a supported thread model.
10523 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10524 * configure: Rebuilt.
10526 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10528 * stor-layout.c (get_mode_alignment): make it work when
10529 BITS_PER_UNIT is not a power of two.
10530 * builtins.c (get_pointer_alignment): Likewise.
10532 2001-07-24 Richard Henderson <rth@redhat.com>
10534 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10535 the retrieved constant into the expected mode.
10537 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10539 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10540 (verify_flow_info): Check for duplicated edges; clarify
10543 * flow.c (block_label): Update basic_block_for_insn.
10544 (commit_edge_insertions): Call compute_bb_for_insn.
10546 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10549 * flow.c (redirect_edge_and_branch,
10550 try_optimize_cfg): Use redirect_edge_succ_nodup
10551 (redirect_edge_succ_nodup): New.
10552 * basic_block.h (redirect_edge_succ_nodup): Declare.
10554 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10557 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10559 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10560 (try_crossjump_to_edge): Update commetns.
10561 (try_crossjump_bb): Likewise.
10563 2001-07-24 Richard Henderson <rth@redhat.com>
10565 * combine.c (distribute_notes): Move set of need_refresh
10566 for noop_move_p down to catch all cases.
10568 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10570 * recog.c (split_all_insns_noflow): New.
10571 * rtl.h (split_all_insns_noflow): Declare.
10572 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10573 * m68hc11.c (m68hc11_reorg): Likewise.
10574 * sh.c (machine_dependent_reorg): Likewise.
10575 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10578 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10580 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10581 (ashlsi3_n splitter): Likewise.
10582 (lshrsi3_n splitter): Likewise.
10584 (GOTaddr2picreg): Make const SImode.
10585 (sym_label2reg): Likewise.
10586 (symGOT2reg): Likewise.
10587 (symGOTOFF2reg) Likewise.
10589 (casesi_worker_0): Make unspec SImode.
10591 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10593 * config/sh/sh.c (barrier_align): Check that an operand really is
10594 an insn before extracting its INSN_CODE.
10596 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10598 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10601 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10602 for SImode to prevent overflow.
10604 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10606 * config/mips/irix6-libc-compat.c: New file.
10607 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10608 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10609 passing workaround.
10611 2001-07-24 lars brinkhoff <lars@nocrew.org>
10613 * rtl.texi (REG_POINTER): Document.
10614 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10615 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10617 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10619 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10621 2001-07-23 Richard Henderson <rth@redhat.com>
10623 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10625 2001-07-23 Kazu Hirata <kazu@hxi.com>
10627 * config/h8300/h8300-protos.h: Add a prototype for
10628 general_operand_dst_push.
10629 * config/h8300/h8300.c (general_operand_dst_push): New.
10630 * config/h8300/h8300.h (OK_FOR_T): New.
10631 (EXTRA_CONSTRAINT): Use it.
10632 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10633 the existing movqi pattern.
10634 (movhi_push): Likewise.
10636 * reload.c: Fix comment typos.
10638 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10640 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10642 2001-07-23 H.J. Lu (hjl@gnu.org)
10644 * doc/extend.texi: Update __builtin_return_address and
10645 __builtin_frame_address.
10647 2001-07-23 Richard Henderson <rth@redhat.com>
10649 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10651 * config/i386/i386.md: New setcc+movzbl peephole2.
10653 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10655 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10656 * objc/objc-act.c: Include debug.h.
10657 (synth_module_prologue): Save and restore debug hooks too.
10659 2001-07-23 lars brinkhoff <lars@nocrew.org>
10661 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10662 and C4X_FLOAT_FORMAT.
10663 (BOOL_TYPE_SIZE): Document.
10665 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10667 * unroll.c (loop_iterations): Fix miscalculation of initial
10670 2001-07-13 Andrew Haley <aph@redhat.com>
10672 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10673 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10674 * config/sh/sh.c (sh_can_redirect_branch): New function.
10675 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10676 * reorg.c (steal_delay_list_from_target): Use
10677 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10679 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10681 * flow.c (try_simplify_condjump): Unlink insn chain on
10682 fallthru edge; use can_fallthru.
10684 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10686 * basic-block.h (find_sub_basic_block): Declare.
10687 * flow.c (make_edges): New arguments MIN and MAX;
10688 (find_sub_basic_blocks): Revamp to use make_edges
10689 and purge_dead_edges.
10690 (find_basic_blocks): Update call of find_sub_basic_block.
10692 * recog.c (split_all_insns): Always expect CFG to be consistent;
10693 call find_sub_basic_blocks in case something has changed.
10694 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10697 * basic-block.h (delete_noop_moves): Declare.
10698 * combine.c (combine_instructions): Call it.
10699 (recog_for_combine): Tolerate noop moves
10700 (distribute_notes): Force refresh when register dies at noop move.
10701 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10703 (life_analysis): Update delete_noop_moves call.
10704 (set_noop_p): Move too ...
10705 * rtlanal.c (noop_move_p): ... here.
10706 * rtl.h (noop_move_p): Declare.
10708 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10709 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10711 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10712 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10714 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10716 * reload.c (push_reload): Fix typo in comment.
10717 (find_reloads_address): Ditto.
10718 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10720 2001-07-22 Richard Henderson <rth@redhat.com>
10722 * flow.c: Grammar check and clarify a lot of comments.
10723 (try_simplify_condjump): Rename variables to be clearer.
10724 (try_forward_edges): Skip complex and fallthru edges.
10725 Rearrange tests to avoid duplicate checks.
10726 (flow_find_cross_jump): Likewise.
10727 (outgoing_edges_match): Allow match if neither branch has
10728 probability data. Loosen probability match to 5%.
10729 (try_crossjump_to_edge): Hoist repeated indirection into
10731 (try_crossjump_bb): Don't check complex edges. Eliminate
10732 redundant crossjump tests.
10733 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10734 checks before more expensive checks.
10736 2001-07-22 Richard Henderson <rth@redhat.com>
10738 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10739 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10742 2001-07-22 Richard Henderson <rth@redhat.com>
10744 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10745 (const_sint32_operand): Likewise.
10746 * m68k.md (anon mulsi pattern): Use const_int_operand not
10747 const_sint32_operand.
10748 (umulsi3_highpart): Zero extend a constant input.
10749 (smulsi3_highpart): Don't bother checking SImode constant.
10750 (const_umulsi3_highpart): Give op3 DImode.
10751 (const_smulsi3_highpart): Likewise.
10753 2001-07-22 Richard Henderson <rth@redhat.com>
10755 * flow.c (split_block): Make sure bb_note is included in the
10756 new block when splitting before a label.
10758 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10760 * basic-block.h (redirect_edge_and_branch_force,
10761 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10762 * flow.c (redirect_edge_and_branch_force,
10763 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10764 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10765 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10766 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10767 instead of label; update CFG after transformation.
10768 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10769 for finishing the transformation; handle even case where ELSE
10770 does not follow THEN.
10771 (find_if_case_2): Update call of dead_or_predictable; simplify
10774 * emit-rtl.c (split_branch_probability): New global variable.
10775 (try_split): Take care to set split_branch_probability and
10776 create REG_BR_PROB note for new jump insns.
10777 * md.texi (define_split): Document new feature.
10779 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10781 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10783 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10784 (asm_out_file): Remove redundant declaration.
10785 (assemble_asm): Remove old #if 0 block.
10786 (assemble_variable): Remove end of function; debug output is
10787 now handled with global_decl. Remove old #if 0 block. Update.
10788 Remove saved_in_section and associated no-op code.
10789 * Makefile.in (varasm.o): Correct dependencies.
10791 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10793 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10794 the definition in defaults.h.
10796 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10798 * jump.c: Update comments.
10799 (delete_barrier_successors, delete_unreferenced_labels,
10800 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10801 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10802 jump_optimize, jump_optimize_minimal): Kill.
10803 (rebuild_jump_labels): Move code from jump_optimize_1.
10804 (purge_line_number_notes): Likewise.
10805 (copy_loop_headers): Likewise.
10806 * reg-stack.c: Update comment.
10807 * stmt.c: Likewise.
10808 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10809 JUMP_AFTER_REGSCAN): Kill.
10810 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10811 purge_line_number_notes and copy_loop_headers.
10813 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10814 Richard Henderson <rth@redhat.com>
10816 * dbxout.c (dbxout_global_decl): New.
10817 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10818 * sdbout.c (sdbout_finish): New.
10819 (sdbout_debug_hooks): Use it, add comments.
10820 (sdbout_global_decl): Defer initialised public vars to
10822 * varasm.c (assemble_variable): Don't output debug information
10823 for file-scope variables.
10825 2001-07-22 Richard Henderson <rth@redhat.com>
10827 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10828 (get_round_mode_suffix): New.
10829 (print_operand): Use them for [/]. Remove support for [&'`()+].
10830 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10831 * config/alpha/alpha.md (attr round_suffix): New.
10832 (attr trap_suffix): New.
10833 (all insns): Set them appropriately. Use %/ instead of the
10834 myriad punctuators.
10836 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10838 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10840 2001-07-22 Richard Henderson <rth@redhat.com>
10842 * regrename.c (regrename_optimize): Compute nregs for each
10843 potential target register.
10845 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10846 Richard Henderson <rth@redhat.com>
10848 * dbxout.c (dbxout_global_decl): New.
10849 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10850 * sdbout.c (sdbout_finish): New.
10851 (sdbout_debug_hooks): Use it, add comments.
10852 (sdbout_global_decl): Defer initialised public vars to
10854 * varasm.c (assemble_variable): Don't output debug information
10855 for file-scope variables.
10857 2001-07-21 H.J. Lu (hjl@gnu.org)
10859 * config/mips/mips.c (mips_cpu): Moved into ...
10860 (override_options): Here.
10862 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10864 (mips_cpu): Removed.
10866 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10868 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10869 ("iorqi3"): Likewise.
10870 ("xorqi3"): Likewise.
10871 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10872 ("*subhi3_sp): Likewise.
10873 ("*subhi3"): Likewise.
10874 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10877 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10879 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10880 * config/freebsd.h: Likewise.
10881 * config/linux.h: Likewise.
10882 * config/openbsd.h: Likewise.
10883 * config/alpha/linux-elf.h: Likewise.
10884 * config/arm/linux-elf.h: Likewise.
10885 * config/d30v/d30v.h: Likewise.
10886 * config/fr30/fr30.h: Likewise.
10887 * config/ia64/aix.h: Likewise.
10888 * config/ia64/ia64.h: Likewise.
10889 * config/mips/linux.h: Likewise.
10890 * config/pj/pj.h: Likewise.
10891 * config/rs6000/linux.h: Likewise.
10892 * config/sparc/linux.h: Likewise.
10893 * config/sparc/linux64.h: Likewise.
10895 2001-07-20 Bruce Korb <bkorb@gnu.org>
10897 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10898 because getc() and char* may disagree on signedness.
10900 2001-07-20 Richard Henderson <rth@redhat.com>
10902 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10904 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10905 insns to delete in the presence of cc0 in a jump insn.
10907 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10908 Jan Hubicka <jh@suse.cz>
10910 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10911 of doing the change by hand.
10913 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10915 * rtlanal.c (set_noop_p): Return true for noop jumps.
10917 * expr.c (emit_single_push_insn): Add call to push expander.
10918 * expr.h (optab_index): Add OTI_push
10919 (push_optab): New constant.
10920 * genopinit.c (optabs): Add push_optab.
10921 * optabs.c (init_optab): Init push optab.
10922 * md.texi (push??1): Document
10924 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10926 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10927 expand to emit the pattern; put a REG_INC note for push/pop
10929 ("movdf", "movdf_internal"): Likewise.
10930 ("movsi", "movsi_internal"): Likewise.
10931 ("movsf", "movsf_internal"): Likewise.
10932 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10934 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10936 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10939 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10941 * params.def: Change default max inline insns to 100.
10943 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10945 * combine.c (combine_simplify_rtx): Generate a new shift operation
10946 when simplifying the first operand of a (neg (ashift)) expression.
10948 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10950 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10952 2001-07-20 Kelley Cook <kelley.cook@home.com>
10954 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10955 information. Move rest into ...
10956 (*-*-solaris): ... here. Eliminate redundant information and
10957 reword necessary packages section. Delete 4.x assembler bug info.
10958 (sparc-sun-*): Merge into ...
10959 (sparc-sun-sunos*): here.
10961 2001-07-20 Catherine Moore <clm@redhat.com>
10963 * config/v850/v850.md (casesi): Generate LABEL_REF
10966 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10968 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10969 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10970 * i386.md (strclrsi expander): Use it.
10972 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10974 * integrate.c (copy_insn_list): handle
10975 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10976 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10977 identically as to CODE_LABEL.
10979 * fold-const (fold): Convert A/B/C to A/(B*C) and
10982 * except.c (connect_post_landing_pads): Delete the RESX insns.
10984 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10986 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10988 * config/mips/mips.md (nmadd/nmsub): Use macro.
10990 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10992 * cppinit.c (remove_dup_dir): Make static.
10993 (remove_dup_dirs): Make static. Only warn about preempting a
10994 system directory with a non-system directory.
10996 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10998 * ifcvt.c (noce_try_store_flag_constants): Correct order
10999 of parameters to trunc_int_for_mode.
11001 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11003 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11004 an exception that will be caught within this function, do not fill
11005 its delay slot with any subsequent instruction.
11007 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11009 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11010 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11011 pointer extension instruction.
11012 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11013 * simplify-rtx.c (simplify_unary_operation) Likewise.
11014 * explow.c (convert_memory_address) Check value of
11015 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11017 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11018 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11019 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11020 Add Multilib Support.
11021 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11022 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11023 Add Multilib Support.
11024 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11026 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11027 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11028 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11030 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11032 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11033 old and new operands in `<', `3' and `b'.
11035 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11037 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11038 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11039 (toplev.o): Don't depend on xcoffout.h.
11040 * c-decl.c: Include debug.h
11041 (duplicate_decls): Use debug hook.
11042 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11043 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11044 (dbxout_types): Remove.
11045 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11046 * debug.c (do_nothing_debug_hooks): Update.
11047 (debug_true_tree, debug_nothing_rtx): New.
11048 * debug.h (struct rtx_def): New.
11049 (struct gcc_debug_hooks): New hooks ignore_block,
11050 outlining_inline_function and label.
11051 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11052 dwarf2out_frame_finish): New.
11053 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11054 Make static, update prototype.
11055 (dwarf2_debug_hooks): Update.
11056 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11057 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11058 * dwarfout.c (dwarf_debug_hooks): Update.
11059 * emit-rtl.c: Include debug.h.
11060 (remove_unnecessary_notes): Use debug hook.
11061 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11062 (final_scan_insn): Use debug hook.
11063 * integrate.c (output_inline_function): Use debug hook.
11064 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11065 (sdb_debug_hooks): Update.
11066 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11067 * toplev.c: Don't include xcoffout.h.
11068 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11069 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11071 * tree.h (dwarf2out_do_frame): Remove.
11073 2001-07-19 Catherine Moore <clm@cygnus.com>
11075 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11077 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11079 * reload1.c (eliminate_regs_in_insn): When updating a set
11080 to the frame pointer to the hardware frame pointer, perform
11081 the update always not just when REPLACE is set.
11083 * reload1.c (choose_reload_regs): Don't inherit a reload
11084 that crosses multiple registers if registers past the first
11085 don't fit in the desired class.
11087 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11088 when negating constants.
11090 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11092 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11093 * doc/tree.texi: Ditto.
11095 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11096 Jakub Jelinek <jakub@redhat.com>
11098 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11099 (extract_cie_info): Handle "eh" augmentation properly,
11101 (struct frame_state, __frame_state_for): New.
11103 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11105 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11106 HANDLE_SYSV_PRAGMA): Define.
11107 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11109 (copy_object): Caller changed.
11111 2001-07-19 Andreas Schwab <schwab@suse.de>
11113 * configure.in (assembler dwarf2 debug_line support): Define nop
11115 * configure: Regenerated.
11117 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11119 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11121 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11122 to conditionally compiled block.
11123 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11124 * dbxout.h (dbxout_function): Remove.
11125 * debug.c (do_nothing_debug_hooks): Update.
11126 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11127 global_decl, deferred_inline_function.
11128 * dwarf2out.c (dwarf2_debug_hooks): Update.
11129 (dwarf2out_global_decl): New.
11130 * dwarfout.c: Don't include dwarfout.h.
11131 (dwarfout_global_decl, dwarfout_function_decl,
11132 dwarfout_deferred_inline_function): New.
11133 (dwarf_debug_hooks): Update.
11134 * dwarfout.h: Remove.
11135 * final.c: Don't include dwarfout.h.
11136 * sdbout.c (sdbout_global_decl): New.
11137 (sdbout_debug_hooks): Update.
11138 * toplev.c: Don't include dwarfout.h.
11139 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11140 (note_deferral_of_defined_inline_function): Remove.
11141 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11142 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11143 * ch/lex.c: Don't include dwarfout.h.
11144 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11145 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11146 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11147 * cp/optimize.c: Include debug.h.
11148 (maybe_clone_body): Use debug hook.
11149 * cp/semantics.c: Include debug.h.
11150 (expand_body): Use debug hook.
11151 * po/POTFILES.in: Remove dwarfout.h.
11153 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11155 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11156 * c-parse.in (yyerror, _yylex): Similarly.
11157 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11158 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11160 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11161 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11163 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11165 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11166 in-class declaration at -g1. Fixes c++/2814.
11168 2001-07-18 Richard Henderson <rth@redhat.com>
11170 * doc/md.texi (reload_in/out): Document restrictions in predicates
11171 and constraints for these patterns. Document empty string matching
11174 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11176 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11178 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11180 * cse.c: Undo my previous patch.
11182 2001-07-18 Tom Tromey <tromey@redhat.com>
11185 * configure: Rebuilt.
11186 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11188 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11190 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11191 Jan Hubicka <jh@suse.cz>
11193 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11194 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11195 * jump.c (mark_jump_label): Do not forward branches.
11197 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11199 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11200 when return value is unused.
11202 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11204 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11206 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11208 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11209 on error. We can't blindly return the result of
11210 pthread_mutex_trylock because it returns a positive number on
11211 error, while we must return -1 on error.
11212 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11214 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11216 2001-07-18 Andreas Jaeger <aj@suse.de>
11218 * integrate.c (output_inline_function): Correct type of debug_hooks.
11220 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11222 * combine.c (combine_simplify_rtx): DIV can be treated
11223 associatively for floats if unsafe math optimisations are enabled.
11225 2001-07-17 Richard Henderson <rth@redhat.com>
11227 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11229 2001-07-17 Richard Henderson <rth@redhat.com>
11231 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11232 don't force the function address into a register.
11233 (expand_call, emit_library_call_value_1): Update callers.
11234 * builtins.c (expand_builtin_apply): Likewise.
11235 * expr.h (prepare_call_address): Update decl.
11237 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11239 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11241 * config/i386/chorus.h: Move up.
11242 * config/sparc/chorus.h: Likewise.
11243 * config/rs6000/chorus.h: Likewise.
11244 * config/chorus.h: Moved here.
11246 2001-07-17 Andreas Schwab <schwab@suse.de>
11248 * configure.in (assembler eh_frame optimization): Handle big
11250 * configure: Regenerated.
11252 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11254 * expr.c (epxand_expr): Convert divisions into multiplications by
11255 reciprocals if -ffast-math.
11257 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11259 * dbxout.c (dbxout_really_begin_function): Rename to
11260 dbxout_begin_function.
11261 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11262 (dbxout_begin_function): Remove.
11263 (dbxout_function): Update.
11264 (dbxout_source_line): Update prototype.
11265 * dbxout.h (dbxout_begin_function): Remove.
11266 * debug.c (do_nothing_debug_hooks): Update.
11267 (debug_nothing_tree): Update.
11268 (debug_nothing_charstar_rtx): Remove.
11269 * debug.h (union tree_node): Declare.
11270 (struct rtx_def): Remove.
11271 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11272 begin_function. Change source_line prototype.
11273 (debug_nothing_tree): New.
11274 (debug_nothing_charstar_rtx): Delete.
11275 (dwarf2out_begin_prologue): Moved from ...
11276 * tree.h: ... here.
11277 * dwarf2out.c (dwarf2_debug_hooks): Update.
11278 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11279 debug info, call dwarf2out_source_line.
11280 (dwarf2out_souce_line): Update prototype.
11281 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11282 Change prototype, make static.
11283 (dwarfout_source_line): Update prototype.
11284 (dwarf_debug_hooks): Update.
11285 * dwarfout.h (dwarfout_begin_function): Remove.
11286 * final.c (final_start_function, final_scan_insn): Use appropriate
11287 debug hooks, update to use notice_source_line.
11288 (output_source_line): Rename notice_source_line. Don't call the
11289 source_line debug hook.
11290 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11291 make static, update prototype.
11292 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11294 (sdbout_end_prologue): New.
11295 (sdbout_source_line): Update prototype.
11296 (sdbout_debug_hooks): Update.
11297 (sdbout_symbol): Remove unused var.
11298 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11300 * varasm.c: Include debug.h.
11301 (assemble_start_function): Use begin_function debug_hook.
11302 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11303 update with prototype.
11304 (xcoffout_source_line): Update prototype.
11305 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11307 (xcoffout_source_line): Update prototype.
11309 2001-07-17 Richard Henderson <rth@redhat.com>
11311 * c-typeck.c (build_binary_op): Do not shorten unsigned
11312 right shift after sign extension.
11314 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11316 * combine.c (combine_simplify_rtx): Attempt to simplify
11317 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11319 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11320 (simplify_binary_operation, simplify_unary_operation,
11321 simplify_relational_operation): Use it.
11323 * combine.c (combine_simplify_rtx): Don't do associative law
11324 on divisions; allow associative law on floats.
11326 2001-07-17 H.J. Lu <hjl@gnu.org>
11327 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11329 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11330 ASM_OUTPUT_WEAK_ALIAS are defined.
11331 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11332 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11334 * config/mips/iris5.h: ... here.
11335 (HANDLE_SYSV_PRAGMA): Defined as 1.
11336 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11337 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11340 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11342 * c-parse.in (all_prefix_attributes): New variable.
11343 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11344 (maybe_resetattrs): New production.
11345 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11346 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11347 notype_initdcl, nested_function, notype_nested_function,
11348 component_decl, components, components_notype,
11349 component_declarator, component_notype_declarator,
11350 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11351 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11352 after a comma being applied to more than one declarator.
11353 * doc/extend.texi (Attribute Syntax): Update. Remove
11354 documentation of bugs that are no longer present.
11356 2001-07-13 Eric Christopher <echristo@redhat.com>
11358 * config/mips/mips.h: Change TUNE_MIPS* options to use
11360 (EXTRA_SPECS): Add cc1_cpu_spec.
11361 * config/mips/mips.md (muldf3): Fix typo.
11363 2001-07-16 Richard Henderson <rth@redhat.com>
11365 * config/m68k/m68k.c: Include expr.h and reload.h.
11366 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11367 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11369 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11370 Richard Henderson <rth@redhat.com>
11372 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11373 (insn_live_p): Fix fall off end of function.
11374 (dead_libcall_p): Remove COUNTS argument; update callers.
11375 (delete_trivially_dead_insns): Remove unused variables.
11377 2001-07-17 Andreas Jaeger <aj@suse.de>
11379 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11380 x86-64 pic support.
11382 * lcm.c (optimize_mode_switching): Avoid warning for unused
11383 variable if !NORMAL_MODE.
11385 * flow.c (try_crossjump_to_edge): Remove unused variable.
11387 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11389 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11390 atexit declaration in stdlib.h.
11392 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11394 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11396 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11398 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11399 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11400 do rebuild_jump_labels instead of jump_optimize
11401 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11402 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11403 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11405 * flow.c: Include timevar.h
11406 (find_basic_block): Push/pop timevar;
11407 (cleanup_cfg): Likewise.
11408 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11409 * Makefile: Add dependencies on timevar.h
11411 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11412 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11414 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11415 * toplev.c (rest_of_compilation): Update calls.
11416 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11417 (delete_trivially_dead_insns): ... here; accept new argument
11418 preserve_basic_blocks; preserve basic blocks if set.
11420 * reg-stack.c (stack_regs_mentioned): Return 0 if
11421 stack_regs_mentioned_data is not initialized.
11422 (reg_to_stack): Make stack_regs_mentioned survive after the
11423 reg-stack is completted; do not call cleanup_cfg.
11424 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11425 make cleanup_cfg after bb-reorder to output to debug file.
11427 2001-07-16 Richard Henderson <rth@redhat.com>
11429 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11430 from int_reg_class_contents.
11432 2001-07-16 Richard Henderson <rth@redhat.com>
11434 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11435 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11436 (init_reg_sets_1): Move initialization from cse_main.
11437 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11438 (cse_main): Move its initialization also.
11439 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11440 * flow.c (propagate_one_insn): Likewise.
11441 * gcse.c (compute_hash_table): Likewise.
11442 (compute_kill_rd, compute_store_table): Likewise.
11443 * sched-deps.c (sched_analyze_1): Likewise.
11445 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11447 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11450 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11452 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11453 in if statement so we don't access undefined memory.
11455 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11457 * gcse.c: Update comment at top.
11458 Update comment on mem handling.
11459 mem_last_set, mem_first_set, mem_set_in_block: gone.
11460 Declaration of reg_set_info: gone.
11461 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11462 pointless with load_killed_in_block_p (they are *more*
11463 conservative then it, not less, and less accurate).
11464 (oprs_not_set_p): Ditto.
11465 (alloc_gcse_mem): Don't allocate mem_set_in_block
11466 (free_gcse_mem): Don't free it, either.
11467 (record_last_mem_set_info): Update comment in front, remove
11468 mem_*set_* stuff. Note the reason we don't handle stores directly
11470 (compute_hash_table): Update comments to reflect reality. Remove
11471 mem_*set_* references.
11472 (reset_opr_set_tables): Remove mem_*set_* references.
11473 (mark_call): Ditto.
11474 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11475 (mark_clobber): Ditto (on both parts, we double set here too).
11476 (expr_killed_p): Remove mem_set_in_block test.
11477 (compute_transp): Remove mem_set_in_block test.
11479 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11480 of edge, and removal of phi alternative to dump file.
11481 (ssa_ccp_substitute_constants): Add note about register now being
11482 constant, and which uses were replaced in what insns to dump file.
11484 2001-07-16 Andreas Jaeger <aj@suse.de>
11486 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11487 variables of type HOST_WIDEST_INT.
11489 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11490 (__bb_exit_func): Correct type of count_max to avoid overflow.
11491 (num_digits): Handle long long argument.
11493 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11495 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11497 * output.h (sdb_begin_function_line): Restore as an extern
11499 * sdbout.c (sdb_begin_function_line): Make extern.
11501 2001-07-15 Richard Henderson <rth@redhat.com>
11503 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11504 * genrecog.c (maybe_both_true_mode): New.
11505 (maybe_both_true_2): Use it.
11506 (write_switch): Don't put Pmode in a switch.
11507 * rtl.c (mode arrays): Don't explicitly size them.
11509 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11511 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11512 handling; move unconditional splitting before mode switching.
11514 * i386.md (type): Add fistp type.
11515 (i387, length_attr, scheduling definitions): Handle this type.
11516 (fix_trunc?f?i2): Revamp to use mode switching.
11517 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11518 * i386.h (fp_cw_mode): New enum
11519 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11520 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11522 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11524 * Makefile.in (integrate.o): Add debug.h.
11525 * integrate.c (debug.h): Add.
11526 (output_inline_function): Save, reset, and restore debug_hooks.
11528 2001-07-15 Richard Henderson <rth@redhat.com>
11530 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11531 instead of COMPARE for the EQUIV expression.
11533 2001-07-15 Richard Henderson <rth@redhat.com>
11535 * flow.c (redirect_edge_and_branch_force): Initialize
11536 global_live_at_start and global_live_at_end.
11537 (allocate_bb_life_data): Export.
11538 * basic-block.h (allocate_bb_life_data): Declare.
11539 * toplev.c (rest_of_compilation): Call it.
11541 2001-07-15 Richard Henderson <rth@redhat.com>
11543 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11544 (alpha_tablejump_best_label): New.
11545 * config/alpha/alpha-protos.h: Declare them.
11546 * config/alpha/alpha.md: Use braced strings for code blocks.
11547 (tablejump_osf): Break out add with r29.
11548 (tablejump_osf_internal): Remove.
11549 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11550 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11552 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11554 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11557 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11559 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11560 (ix86_fp_jump_nontrivial_p): New.
11561 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11562 use ix86_fp_jump_nontrivial_p.
11563 * i386.c (ix86_fp_jump_nontrivial_p): New.
11564 (ix86_split_fp_branch): Accept code instead of rtx.
11565 (ix86_expand_compare): Expand comparison early in case
11566 doing so is resonably cheap.
11568 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11570 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11572 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11573 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11575 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11577 * dbxout.c (dbxout_source_line): Make static, update prototype.
11578 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11579 (dbxout_init, dbxout_finish, dbxout_source_line,
11580 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11581 * dbxout.h (dbxout_source_line): Delete.
11582 * debug.c (debug_nothing_file, debug_nothing_file_int,
11583 debug_nothing_file_charstar_rtx): New.
11584 (do_nothing_debug_hooks): Update.
11585 (debug_nothing_void, debug_nothing_charstar_rtx,
11586 dwarf2out_end_epilogue): New.
11587 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11588 * debug.h (struct rtx_def): Declare.
11589 (gcc_debug_hooks): New hooks source_line, end_epilogue
11591 (debug_nothing_void, debug_nothing_charstar_rtx,
11592 dwarf2out_end_epilogue): New.
11593 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11594 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11595 (dwarf2_debug_hooks): Update.
11596 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11597 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11598 * dwarf2out.h (dwarf2out_source_line): Remove.
11599 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11600 Make static, update prototype.
11601 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11602 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11603 (dwarf_debug_hooks): Update.
11604 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11605 dwarfout_end_function): Remove.
11606 * final.c (profile_function): Use debug hooks for ending functions
11608 (output_source_line, final_end_function): Update prototype,
11610 (final_start_function, final_scan_insn): Update.
11611 * output.h (sdb_begin_function_line): Remove.
11612 (final_end_function): Update prototype.
11613 * sdbout.c (sdb_begin_function_line): Make static.
11614 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11615 (sdbout_source_line): New.
11616 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11618 (sdb_debug_hooks): Update.
11619 (sdbout_init, sdbout_source_line,
11620 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11621 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11622 * toplev.c (compile_file, rest_of_compilation): Update.
11623 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11624 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11625 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11626 Update for prototype changes.
11627 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11628 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11630 2001-07-15 Richard Henderson <rth@redhat.com>
11632 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11633 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11634 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11635 * config/alpha/alpha.c: Likewise.
11636 * config/alpha/alpha.md: Likewise.
11637 * config/alpha/alpha32.h: Likewise.
11638 * config/alpha/vms.h: Likewise.
11639 (OPEN_VMS): Remove.
11641 2001-07-14 Richard Henderson <rth@redhat.com>
11643 * config/alpha/alpha.md: Use define_constants for unspec values.
11644 Substitute throughout.
11646 2001-07-14 Tim Josling <tej@melbpc.org.au>
11648 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11650 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11652 * pa.md: Remove unused constraints from define_split's.
11654 2001-04-14 Richard Henderson <rth@redhat.com>
11656 * ifcvt.c (find_cond_trap): Test for exit block.
11658 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11660 Re-install recently reverted patch.
11661 * emit-rtl.c (try_split): Update mark_jump_label call.
11662 * flow.c (find_sub_basic_blocks): Likewise.
11663 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11664 jump_back_p): Kill.
11665 (mark_all_labels): Kill second parameter.
11666 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11667 (rebuild_jump_labels, jump_optimize_minimal): Update call
11668 of jump_optimize_1.
11669 (jump_optimize_1): Kill crossjumping code.
11670 (mark_jump_label): Kill cross_jump parameter.
11671 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11672 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11673 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11675 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11677 (dump_file_info): Likewise.
11678 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11679 reorganize passes to do reg-stack first, bb-reorder second.
11680 * invoke.texi (-d letters doc): Remove the jump2 pass.
11682 2001-07-14 Richard Henderson <rth@redhat.com>
11684 * ifcvt.c (find_cond_trap): New.
11685 (find_if_header): Call it.
11686 (merge_if_block): Relax existing jump sanity check.
11687 * jump.c (jump_optimize_1): Remove conditional trap handling.
11689 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11691 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11693 (insn_refs_are_delayed): Correct comment.
11694 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11695 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11696 instead of r31. Make associated insn !TARGET_64BIT, and
11697 provide an additional 64-bit insn that clobbers r2.
11698 (divsi3): Likewise.
11699 (udivsi3): Likewise.
11700 (modsi3): Likewise.
11701 (umodsi3): Likewise.
11703 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11705 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11707 * flow.c (redirect_edge_and_branch_force, split_edge,
11708 try_crossjump_to_edge): Use set_block_for_new_insns.
11709 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11711 2001-07-13 H.J. Lu (hjl@gnu.org)
11713 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11716 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11718 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11720 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11722 * c-common.c (decl_attributes): Take a pointer to the node to
11723 which attributes are to be attached, and a flags argument.
11724 * c-common.h (enum attribute_flags): New.
11725 (decl_attributes): Update prototype.
11726 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11727 finish_enum, start_function): Update calls to decl_attributes.
11728 * c-parse.in (component_declarator, component_notype_declarator,
11729 label): Update calls to decl_attributes.
11731 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11733 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11734 * config/avr/avr.c (legitimate_address_p): Return value changed
11735 from letter to register classes. For better debugging.
11737 2001-07-13 Kazu Hirata <kazu@hxi.com>
11739 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11741 2001-07-13 H.J. Lu (hjl@gnu.org)
11743 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11745 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11747 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11748 correctly for shared configurations.
11749 * config/t-libgcc-pic: New.
11750 * config/{i386,m68k,sparc}/t-openbsd: New.
11751 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11752 Support -shared. Support debugging libraries with -g.
11753 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11754 frame information does not emit pointer diffs.
11755 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11756 emit pointer diffs.
11758 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11760 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11762 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11764 * combine.c (try_combine): Ensure const_int pow2 is positive.
11766 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11768 * config.gcc: Add configuration for s/390.
11769 * config/s390/s390.c: New. Subroutines for code generation.
11770 * config/s390/s390.h: New. Definitions for s/390.
11771 * config/s390/s390-protos.h: New. Prototypes.
11772 * config/s390/linux.h: New. Definitions for linux for s/390.
11773 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11774 * config/s390/t-linux: New. Makefile fragment.
11775 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11776 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11778 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11780 * emit-rtl.c (try_split): Update mark_jump_label call.
11781 * flow.c (find_sub_basic_blocks): Likewise.
11782 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11783 jump_back_p): Kill.
11784 (mark_all_labels): Kill second parameter.
11785 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11786 (rebuild_jump_labels, jump_optimize_minimal): Update call
11787 of jump_optimize_1.
11788 (jump_optimize_1): Kill crossjumping code.
11789 (mark_jump_label): Kill cross_jump parameter.
11790 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11791 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11792 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11794 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11796 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11797 reorganize passes to do reg-stack first, bb-reorder second.
11798 * invoke.texi (-d letters doc): Remove the jump2 pass.
11800 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11802 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11804 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11806 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11808 (verify_flow_info): Make diagnostics prettier.
11810 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11812 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11814 * flow.c (outgoing_edges_match): Return early if condition reversal
11817 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11819 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11820 (mips_move_2words): When splitting a move into two instructions,
11821 prefix the second address operand with '%D'.
11823 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11825 * Makefile.in (final.o): Depend on debug.h.
11826 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11827 (dbx_debug_hooks): Add new hooks.
11828 (xcoff_debug_hooks): New.
11829 * debug.c (debug_nothing_file_int_int): New.
11830 (do_nothing_debug_hooks): Update.
11831 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11832 (debug_nothing_file_int_int): New.
11833 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11834 static, update prototype.
11835 (dwarf2_debug_hooks): Update.
11836 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11837 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11838 static, update prototype.
11839 (dwarf_debug_hooks): Update.
11840 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11841 * final.c: Include debug.h.
11842 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11843 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11844 static, update prototype.
11845 (sdb_debug_hooks): Update.
11846 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11847 * toplev.c: Distinguish between xcoff and dbx.
11849 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11850 Call all debug hooks, not just dwarf ones.
11852 2001-07-11 Timothy Wall <twall@redhat.com>
11854 * config.gcc: Add configuration for AIX5/IA64.
11855 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11856 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11857 support prefix/suffix code.
11858 * config/ia64/t-aix: New. Makefile fragment.
11859 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11861 2001-07-11 Kazu Hirata <kazu@hxi.com>
11863 * recog.c (validate_change): Fix a comment typo.
11865 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11867 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11868 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11870 * dbxout.c (dbx_debug_hooks): Add new hooks.
11871 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11873 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11875 * dbxout.h (dbxout_start_new_source_file,
11876 dbxout_resume_previous_source_file): Delete.
11877 * debug.c (do_nothing_debug_hooks): Add new hooks.
11878 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11879 (debug_nothing_int_charstar, debug_nothing_int): New.
11880 * debug.h (gcc_debug_hooks): New hooks define, undef,
11881 start_source_file and end_source_file.
11882 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11883 (debug_nothing_int_charstar, debug_nothing_int): New.
11884 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11885 the conditionally compiled section.
11886 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11887 dwarf2out_define, dwarf2out_undef): Make static.
11888 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11889 dwarf2out_define, dwarf2out_undef): Remove.
11890 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11891 (dwarfout_start_source_file, dwarfout_end_source_file,
11892 dwarfout_define, dwarfout_undef): Make static.
11893 (dwarfout_start_source_file_check,
11894 dwarfout_end_source_file_check): New.
11895 (dwarfout_define, dwarfout_finish): Update.
11896 * dwarfout.h (dwarfout_start_new_source_file,
11897 dwarfout_resume_previous_source_file, dwarfout_define,
11898 dwarfout_undef): Remove.
11899 * sdbout.c (sdb_debug_hooks): Add new hooks.
11900 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11902 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11903 make static, take an arg.
11904 * sdbout.h (sdbout_start_new_source_file,
11905 sdbout_resume_previous_source_file): Delete.
11906 * toplev.c (debug_start_source_file, debug_end_source_file,
11907 debug_define, debug_undef): Delete.
11908 * toplev.h (debug_start_source_file, debug_end_source_file,
11909 debug_define, debug_undef): Delete.
11911 * java/jcf-parse.c: Include debug.h.
11912 (parse_class_file): Update to use debug hooks directly.
11913 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11915 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11917 * alias.c (set_mem_alias_set): New function.
11918 * rtl.h (set_mem_alias_set): Declare it.
11919 * builtins.c (expand_builtin_return_addr): Call it instead of
11920 using MEM_ALIAS_SET accessor.
11921 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11922 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11923 (expand_builtin_va_copy):Likewise.
11924 * caller-save.c (setup_save_areas): Likewise.
11925 * calls.c (compute_argument_addresses): Likewise.
11926 * explow.c (set_mem_attributes): Likewise.
11927 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11928 (expand_assignment, store_constructor_field, store_field): Likewise.
11929 (expand_expr_unaligned): Likewise.
11930 * function.c (assign_stack_temp_for_type): Likewise.
11931 (put_reg_into_stack, gen_mem_addressof): Likewise.
11932 * ifcvt.c (noce_try_cmove_arith): Likewise.
11933 * reload1.c (reload, alter_reg): Likewise.
11934 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11935 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11936 (alpha_expand_unaligned_store): Likewise
11937 (alpha_expand_unaligned_load_words): Likewise.
11938 (alpha_expand_unaligned_store_words): Likewise.
11939 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11940 (alpha_expand_epilogue): Likewise.
11941 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11942 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11943 * config/i386/i386.c (legitimize_pic_address): Likewise.
11944 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11945 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11946 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11947 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11948 * config/mips/mips.c (mips_va_arg): Likewise.
11949 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11950 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11951 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11952 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11953 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11954 (rs6000_emit_epilogue): Likewise.
11955 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11956 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11957 * config/v850/v850.c (v850_va_arg): Likewise.
11959 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11961 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11962 when fallthru edge is present.
11963 (mege_blocks): Handle case where creation of jump insn
11966 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11967 CLEANUP_POST_REGSTACK): New constants.
11968 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11969 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11970 * output.h (cleanup_cfg): Update prototype.
11971 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11972 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11973 cleanup_cfg call; kill missleading comment.
11974 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11975 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11976 parameter; control optimizations performed using it.
11977 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11978 try_crossjump_bb): New functions.
11980 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11982 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11984 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11985 pa_output_function_prologue.
11986 * pa-protos.h (pa_output_function_prologue): New prototype.
11988 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11990 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11991 and low to get correct sign extension in low+high test.
11993 2001-07-11 Janis Johnson <janis@us.ibm.com>
11995 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11996 for large hit count.
11998 * profile.c (branch_prob): Fix .bbg info for computed gotos
12001 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12003 * stmt.c (parse_output_constraint): New function, split out
12005 (expand_asm_operands): ... here. Use parse_output_constraint.
12006 * tree.h (parse_output_constraint): Declare it.
12008 2001-07-11 Richard Henderson <rth@redhat.com>
12010 * bitmap.c: Comment some functions; fiddle whitespace.
12011 (bitmap_free): Don't export.
12012 (bitmap_element_allocate): Use memset.
12013 * bitmap.h (bitmap_free): Don't declare.
12015 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12017 * gcse.c, lcm.c, sched-deps.c:
12018 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12020 * flow.c (flow_loops_find): Free dom if we found no loops, since
12021 we aren't going to save it.
12023 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12026 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12028 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12030 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12032 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12033 #ifndef DWARF2_DEBUGGING_INFO.
12035 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12037 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12039 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12041 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12042 reverse a branch if a NE comparison is implemented with GTU.
12044 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12045 H.J. Lu <hjl@gnu.org>
12047 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12048 constant addresses.
12049 (call_internal2): Likewise.
12050 (call_value_internal1): Likewise.
12051 (call_value_internal2): Likewise.
12052 (call_value_multiple_internal1): Likewise.
12053 (call_value_multiple_internal2): Likewise.
12055 2001-07-10 Kazu Hirata <kazu@hxi.com>
12057 * calls.c (emit_library_call_value_1): Fix a comment typo.
12058 * dwarf2out.c (mem_loc_descriptor): Likewise.
12059 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12061 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12063 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12065 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12067 * recog.c (offsettable_address_p): Handle LO_SUM case.
12068 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12069 instead of plus_constant.
12071 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12073 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12074 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12076 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12078 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12079 adjust_address_nv instead of plus_constant.
12081 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12083 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12084 dwarf2out.o): Depend on debug.h, wrap long lines.
12085 * dbxout.c: Include debug.h.
12086 (dbx_debug_hooks): New.
12087 (dbxout_init): Make static, take just 2 args.
12088 (dbxout_finish): Make static.
12089 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12090 * debug.c: New file.
12091 * debug.h: New file.
12092 * dwarf2out.c: Include debug.h.
12093 (dwarf2_debug_hooks): New.
12094 (dwarf2out_init): Make static.
12095 (dwarf2out_finish): Make static, take 2 args.
12096 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12097 * dwarfout.c: Include debug.h.
12098 (dwarf_debug_hooks): New.
12099 (dwarfout_init): Make static.
12100 (dwarfout_finish): Make static, take 2 args.
12101 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12102 * sdbout.c: Include debug.h.
12103 (sdb_debug_hooks): New.
12104 (sdbout_init): Make static, take 2 args.
12105 * sdbout.h (sdbout_init): Delete.
12106 * toplev.c: Include debug.h.
12107 (debug_hooks): New.
12108 (compile_file): Set deubg_hooks based on command line options.
12109 Use the hooks unconditionally rather than conditional compilation.
12111 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12113 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12114 first_insn_after_basic_block_note instead.
12116 * df.c (df_bb_refs_unlink): #if 0 out for now.
12118 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12120 * ssa.h: Add prototype for ssa_const_prop
12121 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12122 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12123 (ssa_fast_dce): Remove unused variable
12125 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12127 * diagnostic.c (finish_diagnostic): Rename to
12128 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12131 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12133 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12136 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12137 (dump_file): Only pad the demangled name with spaces if the
12138 mangled name was padded with spaces.
12140 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12142 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12145 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12147 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12148 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12149 EXPAND_INITIALIZER.
12151 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12152 whether can put offset inside LO_SUM to check mode alignment, not size.
12154 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12156 * doc/tm.texi (Misc): Fix thinko.
12158 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12160 * regmove.c (replace_in_call_usage): Fix warnings.
12161 * sched-deps.c (add_dependence): Fix warnings.
12162 * simplify-rtx.c (simplify_subreg): Likewise.
12163 Return NULL_RTX instead of NULL.
12165 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12166 (subst_asm_stack_regs): Likewise.
12168 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12171 * dwarf2out.c (output_call_frame_info): Declare i as int.
12172 (build_abbrev_table): Declare n_alloc as int.
12173 (dwarf2out_finish): Initialize die.
12174 * except.c: Declare sjlj_funcdef_number as unsigned.
12175 (connect_post_landing_pads): Declare j as unsigned.
12176 (convert_to_eh_region_ranges): Initialize call_site.
12177 (output_function_exception_table): Initialize tt_format_size.
12178 * expr.c (move_by_pieces_1): Initialize to1.
12179 (store_constructor): Initialize minelt and maxelt.
12180 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12181 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12183 * c-decl.c (combine_parm_decls): Unused, remove.
12184 * c-tree.h: Remove prototype for combine_parm_decls.
12186 * reload.c (push_reload): Fix warning.
12187 (regno_clobbered_p): Likewise.
12188 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12189 (reload_combine): Likewise.
12191 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12192 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12194 * bitmap.c (bitmap_operation): Change user.
12195 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12197 2001-07-10 Eric Christopher <echristo@redhat.com>
12199 * config/mips/mips.c (override_options): Fix typo.
12201 2001-07-09 Stan Shebs <shebs@apple.com>
12203 * target.h (struct gcc_target): New fields init_builtins and
12205 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12206 (TARGET_EXPAND_BUILTIN): New macro.
12207 (TARGET_INITIALIZER): Add them.
12208 * builtins.c: Include target.h.
12209 (expand_builtin): Use targetm.expand_builtin.
12210 (default_init_builtins): New function.
12211 (default_expand_builtin): New function.
12212 * expr.h (default_init_builtins): Declare.
12213 (default_expand_builtin): Declare.
12214 * c-common.c (c_common_nodes_and_builtins): Use
12215 targetm.init_builtins.
12216 * defaults.h (MD_INIT_BUILTINS): Remove.
12217 * Makefile.in (builtins.o): Depend on target.h.
12219 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12220 (TARGET_EXPAND_BUILTIN): Define.
12221 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12222 (MD_EXPAND_BUILTIN): Remove.
12224 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12225 (TARGET_EXPAND_BUILTIN): Define.
12226 (c4x_init_builtins): Make endlink arg a local.
12227 (c4x_print_operand): Fix typos in adjust_address usages.
12228 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12229 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12230 (MD_EXPAND_BUILTIN): Remove.
12232 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12233 (TARGET_EXPAND_BUILTIN): Define.
12234 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12235 (ix86_init_builtins): Call new function only if TARGET_MMX.
12236 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12237 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12238 (MD_EXPAND_BUILTIN): Remove.
12240 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12241 (TARGET_EXPAND_BUILTIN): Define.
12242 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12243 (MD_EXPAND_BUILTIN): Remove.
12245 * doc/tm.texi: Document these changes.
12247 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12249 * basic-block.h (tree_node): Forward declare if needed.
12250 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12251 (BLOCK_HEAD_TREE): Define.
12252 (BLOCK_END_TREE): Define.
12253 (struct loops): Rename field 'tree' to 'tree_root'.
12254 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12256 (flow_loops_tree_build): Rename reference to field 'tree' to
12258 (flow_loops_level_compute): Ditto.
12259 * predict.c (estimate_bb_frequencies): Ditto.
12260 * tree.h (struct tree_common): Add field 'aux'.
12262 2001-07-09 Stan Shebs <shebs@apple.com>
12264 * config/darwin.c (darwin_encode_section_info): Don't mark any
12265 DECL_EXTERNAL node as defined.
12267 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12269 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12270 pa_free_machine_status, hppa_init_pic_save): Delete.
12271 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12272 (hppa_profile_hook): Use hppa_pic_save_rtx.
12273 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12274 hppa_init_pic_save): Delete.
12275 (hppa_pic_save_rtx): Declare.
12276 * pa.md (call, call_value, sibcall, sibcall_value,
12277 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12279 2001-07-09 Kazu Hirata <kazu@hxi.com>
12281 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12282 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12284 2001-07-09 Andreas Jaeger <aj@suse.de>
12286 * output.h: Add declaration of final_forward_branch_p.
12288 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12290 * varray.c: Include errors.h for internal_error and trim_filename
12293 * Makefile.in (varray.o): Add errors.h.
12295 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12297 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12298 * optabs.c (have_add2_insn): Check whether the add insn chosen
12299 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12300 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12302 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12304 * Makefile.in (OBJS): Add ssa-ccp.o
12305 (ssa-ccp.o): Add dependencies.
12306 * toplev.c (DFI_ssa_ccp): New dump file enum.
12307 (dump_file): Add entry for dumping after SSA CCP.
12308 (flag_ssa_ccp): New flag variable.
12309 (f_options): Add -fssa-ccp.
12310 (rest_of_compilation): Run SSA CCP if requested.
12311 * timevar.def (TV_SSA_CCP): New timevar.
12312 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12313 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12314 Fix minor typo in SSA DCE documentation.
12315 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12316 Add documentation for new dump option. Renumber dump files
12319 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12321 * emit-rtl.c (gen_highpart_mode): New.
12322 * rtl.h (gen_highpart_mode): Declare.
12323 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12324 operand can be VOIDmode constant.
12326 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12328 * flow.c (redirect_edge_and_branch_force): New.
12329 (can_fallthru): Ensure that basic blocks are succeeding.
12330 (try_optimize_cfg): Do not delete basic block if it is the last one.
12332 * flow.c (try_redirect_by_replacing_jump): Do not remove
12333 jumps with side effects, unlink chain on fallthru edge;
12334 set block for new jump instruction; avoid basic block to
12335 over by line number note.
12337 * flow.c (try_simplify_condjump): Verify that the condjump
12338 is not always falling through.
12341 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12343 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12344 (try_redirect_by_replacing_jump): Update properly the count
12345 and frequency information.
12347 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12349 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12350 address that is a LO_SUM specially.
12351 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12353 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12355 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12356 (operand_subword): Use them.
12357 (change_address_1): Renamed from change_address; new arg VALIDATE.
12358 * expr.h: Reflect above changes; change_address now macro.
12359 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12361 * cselib.c (add_mem_for_addr): Likewise.
12362 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12363 * regmove.c (try_apply_stack_adjustment): Likewise.
12364 * reload.c (push_reload, make_memloc): Likewise.
12365 * reload1.c (eliminate_regs): Likewise.
12366 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12367 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12369 * combine.c (make_extraction, simplify_shift_const): Likewise.
12370 (gen_lowpart_for_combine): Likewise.
12371 * cse.c (gen_lowpart_if_possible): Likewise.
12372 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12373 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12374 * optabs.c (gen_move_insn): Likewise.
12375 * reload1.c (alter_reg): Likewise.
12376 * simplify-rtx.c (simplify_subreg): Likewise.
12377 * stmt.c (expand_anon_union_decl): Likewise.
12378 * recog.c (validate_replace_rtx_1): Likewise.
12380 * Makefile.in (recog.o): Add $(EXPR_H).
12381 * explow.c (stabilize): Call replace_equiv_address.
12382 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12383 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12385 2001-07-03 Andrew Haley <aph@redhat.com>
12387 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12388 the mode of the memory location.
12390 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12392 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12394 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12396 * final.c (output_addr_const): Use target opening and
12397 closing parentheses.
12398 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12399 defaults, add to TARGET_ASM_OUT.
12400 * target.h (struct gcc_target): Add open_paren and close_paren.
12401 * doc/md.texi: Update.
12402 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12403 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12404 TARGET_ASM_CLOSE_PAREN.
12405 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12407 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12409 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12410 * config/a29k/a29k.h: Similarly.
12411 * config/alpha/alpha.h: Similarly.
12412 * config/arc/arc.h: Similarly.
12413 * config/arm/aof.h: Similarly.
12414 * config/arm/aout.h: Similarly.
12415 * config/avr/avr.h: Similarly.
12416 * config/c4x/c4x.h: Similarly.
12417 * config/clipper/clipper.h: Similarly.
12418 * config/convex/convex.h: Similarly.
12419 * config/d30v/d30v.h: Similarly.
12420 * config/dsp16xx/dsp16xx.h: Similarly.
12421 * config/elxsi/elxsi.h: Similarly.
12422 * config/fr30/fr30.h: Similarly.
12423 * config/h8300/h8300.h: Similarly.
12424 * config/i370/i370.h: Similarly.
12425 * config/i386/i386.h: Similarly.
12426 * config/i860/i860.h: Similarly.
12427 * config/i960/i960.h: Similarly.
12428 * config/ia64/ia64.h: Similarly.
12429 * config/m32r/m32r.h: Similarly.
12430 * config/m68hc11/m68hc11.h: Similarly.
12431 * config/m68k/m68k.h: Similarly.
12432 * config/m88k/m88k.h: Similarly.
12433 * config/mcore/mcore.h: Similarly.
12434 * config/mips/mips.h: Similarly.
12435 * config/mn10200/mn10200.h: Similarly.
12436 * config/mn10300/mn10300.h: Similarly.
12437 * config/ns32k/ns32k.h: Similarly.
12438 * config/pa/pa.h: Similarly.
12439 * config/pdp11/pdp11.h: Similarly.
12440 * config/pj/pj.h: Similarly.
12441 * config/romp/romp.h: Similarly.
12442 * config/rs6000/rs6000.h: Similarly.
12443 * config/sh/sh.h: Similarly.
12444 * config/sparc/sparc.h: Similarly.
12445 * config/v850/v850.h: Similarly.
12446 * config/vax/vax.h: Similarly.
12447 * config/we32k/we32k.h: Similarly.
12449 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12451 * doc/c-tree.texi: Document representation of attributes.
12453 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12455 * doc/tm.texi: Update some places for the rename of target to
12458 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12460 * target.h (struct gcc_target): Add insert_attributes.
12461 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12462 (TARGET_INITIALIZER): Update.
12463 * tree.c, tree.h (default_insert_attributes): New function.
12464 Update comments on other default functions to refer to targetm,
12466 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12467 TARGET_INSERT_ATTRIBUTES.
12468 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12469 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12470 Don't use PRAGMA_INSERT_ATTRIBUTES.
12471 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12472 * c-decl.c (start_decl, start_function): Don't call
12473 SET_DEFAULT_DECL_ATTRIBUTES.
12474 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12475 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12477 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12478 (c4x_check_attribute): Avoid modifying attribute list itself.
12479 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12481 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12482 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12484 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12485 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12487 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12488 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12490 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12491 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12492 Adjust parameters. Make static.
12494 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12496 * c-common.c (decl_attributes): Only take a single attributes
12498 * c-common.h (decl_attributes): Update prototype.
12499 * c-decl.c (start_decl, start_function): Only take a single
12500 attributes parameter. Update calls to decl_attributes.
12501 (finish_struct, finish_enum): Update calls to decl_attributes.
12502 (push_parm_decl): Expect unified list of attributes. Update call
12503 to decl_attributes.
12504 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12505 notype_nested_function, component_declarator,
12506 component_notype_declarator, label): Update calls to
12508 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12509 lists that are passed to push_parm_decl.
12510 * c-tree.h (start_function, start_decl): Update prototypes.
12511 * config/sh/sh-protos.h, config/sh/sh.c
12512 (sh_pragma_insert_attributes): Only take a single attributes
12514 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12515 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12516 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12517 build_module_descriptor, generate_static_references,
12518 generate_strings, build_selector_translation_table,
12519 generate_descriptor_table, generate_protocols,
12520 generate_ivars_list, generate_dispatch_table,
12521 generate_protocol_list, generate_category,
12522 generate_shared_structures, really_start_method, add_objc_decls,
12523 generate_classref_translation_entry): Update calls to start_decl
12524 and start_function.
12525 (build_tmp_function_decl, start_method_def): Unify attribute lists
12526 that are passed to push_parm_decl.
12528 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12530 * final.c (no_asm_to_stream): New.
12531 (final_scan_insn): Use target structures for prologue ends
12532 and epilogue starts.
12533 * output.h (no_asm_to_stream): New.
12534 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12535 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12536 (TARGET_ASM_OUT): Update.
12537 * target.h (struct gcc_target): New members function_end_prologue
12538 and function_begin_epilogue.
12539 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12540 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12541 * config/alpha/alpha.c (output_end_prologue): Rename to
12542 alpha_output_function_end_prologue. Use in target struct
12544 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12545 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12546 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12547 ia64_output_function_end_prologue. Use in target struct
12549 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12550 mistyped prototypes.
12551 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12552 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12554 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12555 an use in target struct, make static.
12556 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12559 2001-07-08 Richard Henderson <rth@redhat.com>
12561 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12563 2001-07-08 Richard Henderson <rth@redhat.com>
12565 * config/i386/i386.md: Remove constraints strings from define_split
12566 and define_peephole2 patterns.
12567 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12568 (eh_return): Use them.
12570 2001-07-08 Richard Henderson <rth@redhat.com>
12572 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12573 Document MD_FALLBACK_FRAME_STATE_FOR.
12575 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12577 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12578 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12580 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12582 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12584 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12585 of the label inside NAME as opposed to just the end of NAME.
12587 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12589 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12590 * config/alpha/alpha.c (alpha_init_machine_status,
12591 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12592 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12593 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12594 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12596 2001-07-06 Stan Shebs <shebs@apple.com>
12598 * target.h (targetm): Rename global from "target", so as not to
12599 conflict with local variables.
12601 * c-typeck.c: Ditto.
12604 * cp/decl.c: Ditto.
12605 * cp/decl2.c: Ditto.
12606 * cp/typeck.c: Ditto.
12607 * 1750a/1750a.c: Ditto.
12608 * a29k/a29k.c: Ditto.
12609 * arc/arc.c: Ditto.
12610 * arm/arm.c: Ditto.
12611 * avr/avr.c: Ditto.
12612 * clipper/clipper.c: Ditto.
12613 * convex/convex.c: Ditto.
12614 * d30v/d30v.c: Ditto.
12615 * dsp16xx/dsp16xx.c: Ditto.
12616 * elxsi/elxsi.c: Ditto.
12617 * fr30/fr30.c: Ditto.
12618 * h8300/h8300.c: Ditto.
12619 * i370/i370.c: Ditto.
12620 * i386/i386.c: Ditto.
12621 * i860/i860.c: Ditto.
12622 * i960/i960.c: Ditto.
12623 * ia64/ia64.c: Ditto.
12624 * m32r/m32r.c: Ditto.
12625 * m68hc11/m68hc11.c: Ditto.
12626 * m68k/m68k.c: Ditto.
12627 * m88k/m88k.c: Ditto.
12628 * mips/mips.c: Ditto.
12629 * ns32k/ns32k.c: Ditto.
12631 * pdp11/pdp11.c: Ditto.
12632 * romp/romp.c: Ditto.
12633 * rs6000/rs6000.c: Ditto.
12635 * sparc/sparc.c: Ditto.
12636 * vax/vax.c: Ditto.
12637 * we32k/we32k.c: Ditto.
12638 * doc/tm.texi: Update the manual to match.
12640 2001-07-06 Richard Henderson <rth@redhat.com>
12642 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12643 DWARF2_UNWIND_INFO not just whether it is defined.
12645 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12647 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12648 call to simplify_binary_operation returns a new pattern.
12650 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12652 * glimits.h (__SHRT_MAX__): New.
12653 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12654 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12656 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12658 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12661 2001-07-06 Richard Henderson <rth@redhat.com>
12663 * bitmap.c (bitmap_release_memory): Move adjacent to the
12664 allocation functions.
12665 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12666 the implementation. Binary search for the set bit.
12667 (bitmap_union_of_diff): Allocate the temporary on the stack
12668 instead of using xmalloc.
12670 2001-07-06 Richard Henderson <rth@redhat.com>
12672 * genrecog.c (validate_pattern): Warn for constraints in
12673 define_{expand,split,peephole2}. Remove strict_low_part
12674 before looking up match_dup.
12676 2001-07-06 DJ Delorie <dj@redhat.com>
12678 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12679 chapter about various build hints and history. Add section
12680 talking about the various types of native and cross builds.
12682 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12684 * Makefile.in (final.o): Depend on target.h.
12685 * final.c: Include target.h.
12686 (default_function_pro_epilogue): New.
12687 (final_start_function): Use target structure for function prologues.
12688 (final_end_function): Use target structure for function epilogues.
12689 * fold-const.c (real_hex_to_f): Constify s and p.
12690 * output.h (default_function_pro_epilogue): New.
12691 * real.h (real_hex_to_f): Update prototype.
12692 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12693 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12694 (TARGET_INITIALIZER): Update.
12695 * target.h (gcc_target): Add struct asm_out.
12696 * doc/tm.texi: Update.
12699 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12700 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12701 in cpu/cpu.c, or rename old functions consistently. Take
12702 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12703 redundant macros and prototypes. Make new functions static.
12705 * 1750a/1750a.c: Similarly.
12706 * 1750a/1750a.h: Similarly.
12707 * a29k/a29k-protos.h: Similarly.
12708 * a29k/a29k.c: Similarly.
12709 * a29k/a29k.h: Similarly.
12710 * arc/arc-protos.h: Similarly.
12711 * arc/arc.c: Similarly.
12712 * arc/arc.h: Similarly.
12713 * arm/arm-protos.h: Similarly.
12714 * arm/arm.c: Similarly.
12715 * arm/arm.h: Similarly.
12716 * avr/avr-protos.h: Similarly.
12717 * avr/avr.c: Similarly.
12718 * avr/avr.h: Similarly.
12719 * clipper/clipper-protos.h: Similarly.
12720 * clipper/clipper.c: Similarly.
12721 * clipper/clipper.h: Similarly.
12722 * convex/convex.c: Similarly.
12723 * convex/convex.h: Similarly.
12724 * d30v/d30v-protos.h: Similarly.
12725 * d30v/d30v.c: Similarly.
12726 * d30v/d30v.h: Similarly.
12727 * d30v/d30v.md: Similarly.
12728 * dsp16xx/dsp16xx-protos.h: Similarly.
12729 * dsp16xx/dsp16xx.c: Similarly.
12730 * dsp16xx/dsp16xx.h: Similarly.
12731 * elxsi/elxsi.c: Similarly.
12732 * elxsi/elxsi.h: Similarly.
12733 * fr30/fr30.c: Similarly.
12734 * fr30/fr30.md: Similarly.
12735 * h8300/h8300-protos.h: Similarly.
12736 * h8300/h8300.c: Similarly.
12737 * h8300/h8300.h: Similarly.
12738 * i370/i370-protos.h: Similarly.
12739 * i370/i370.c: Similarly.
12740 * i370/i370.h: Similarly.
12741 * i386/i386.c: Similarly.
12742 * i386/osf1elf.h: Similarly.
12743 * i386/osfrose.h: Similarly.
12744 * i860/i860-protos.h: Similarly.
12745 * i860/i860.c: Similarly.
12746 * i860/i860.h: Similarly.
12747 * i960/i960-protos.h: Similarly.
12748 * i960/i960.c: Similarly.
12749 * i960/i960.h: Similarly.
12750 * ia64/ia64-protos.h: Similarly.
12751 * ia64/ia64.c: Similarly.
12752 * ia64/ia64.h: Similarly.
12753 * m32r/m32r-protos.h: Similarly.
12754 * m32r/m32r.c: Similarly.
12755 * m32r/m32r.h: Similarly.
12756 * m68hc11/m68hc11-protos.h: Similarly.
12757 * m68hc11/m68hc11.c: Similarly.
12758 * m68hc11/m68hc11.h: Similarly.
12759 * m68k/crds.h: Similarly.
12760 * m68k/dpx2.h: Similarly.
12761 * m68k/m68k-protos.h: Similarly.
12762 * m68k/m68k.c: Similarly.
12763 * m68k/m68k.h: Similarly.
12764 * m68k/news.h: Similarly.
12765 * m88k/m88k-protos.h: Similarly.
12766 * m88k/m88k.c: Similarly.
12767 * m88k/m88k.h: Similarly.
12768 * mips/mips-protos.h: Similarly.
12769 * mips/mips.c: Similarly.
12770 * mips/mips.h: Similarly.
12771 * ns32k/merlin.h: Similarly.
12772 * ns32k/ns32k.c: Similarly.
12773 * ns32k/ns32k.h: Similarly.
12774 * ns32k/tek6000.h: Similarly.
12775 * pa/pa-protos.h: Similarly.
12776 * pa/pa.c: Similarly.
12777 * pa/pa.h: Similarly.
12778 * pdp11/2bsd.h: Similarly.
12779 * pdp11/pdp11-protos.h: Similarly.
12780 * pdp11/pdp11.c: Similarly.
12781 * pdp11/pdp11.h: Similarly.
12782 * romp/romp-protos.h: Similarly.
12783 * romp/romp.c: Similarly.
12784 * romp/romp.h: Similarly.
12785 * rs6000/rs6000-protos.h: Similarly.
12786 * rs6000/rs6000.c: Similarly.
12787 * rs6000/rs6000.h: Similarly.
12788 * rs6000/sysv4.h: Similarly.
12789 * sh/sh-protos.h: Similarly.
12790 * sh/sh.c: Similarly.
12791 * sh/sh.h: Similarly.
12792 * sparc/sparc-protos.h: Similarly.
12793 * sparc/sparc.c: Similarly.
12794 * sparc/sparc.h: Similarly.
12795 * vax/vax.c: Similarly.
12796 * vax/vax.h: Similarly.
12797 * vax/vms.h: Similarly.
12798 * we32k/we32k.c: Similarly.
12799 * we32k/we32k.h: Similarly.
12801 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12803 * basic-block.h (first_insn_after_basic_block_note): Declare.
12804 * flow.c (first_insn_after_basic_block_note): Define. Moved
12806 * ssa.c (first_insn_after_basic_block_note): Remove.
12807 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12809 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12810 nodes when we find a dead conditional branch. Insert BARRIERs
12811 after any blocks with no successors, but which do not have
12814 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12816 * varray.c (varray_check_failed): Use internal_error.
12818 2001-07-05 Andrew Haley <aph@redhat.com>
12820 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12821 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12822 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12824 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12826 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12827 reference if the target constant is also a SYMBOL_REF.
12829 2001-07-05 Eric Christopher <echristo@redhat.com>
12831 * config/mips/mips.h (MASK_MIPS3900): Remove.
12832 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12833 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12834 (TARGET_MIPS3900): Change to use mips_arch.
12835 (TARGET_MIPS4000): New.
12836 (TARGET_MIPS4100): New.
12837 (TARGET_MIPS4300): New.
12838 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12839 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12841 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12842 (ISA_HAS_BRANCHLIKELY): To here.
12843 (CC1_CPU_SPEC): New.
12844 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12845 (mips_arch_string): Declare.
12846 (mips_arch): Declare.
12847 (TARGET_OPTIONS): Add -march and -mtune.
12849 * config/mips/mips.c (mips_arch_string): New.
12851 (override_options): Handle -march for codegen and -mtune
12852 for scheduling. Use mips_arch. Move tx39 target default here.
12853 (mips_parse_cpu): Move error message to override_options.
12855 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12857 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12859 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12860 (MIPS Options): Ditto. Change mcpu entry to historical text.
12862 2001-07-05 H.J. Lu (hjl@gnu.org)
12864 * config/mips/mips.c (mips_parse_cpu): New function to parse
12867 2001-07-05 Jim Wilson <wilson@redhat.com>
12869 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12870 * config/ia64/t-ia64: Likewise.
12871 (LIB1ASMFUNCS): Update comment.
12873 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12875 * doc/install.texi (Install GCC: Binaries): Fix typo.
12877 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12879 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12880 reference using the stack pointer, adjust it since we push Y
12882 ("*ashrsi3"): Likewise.
12883 ("*lshrsi3"): Likewise.
12885 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12887 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12888 when -fomit-frame-pointer is used.
12890 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12892 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12893 (try_redirect_by_replacing_jump): Reverse updating properly the
12894 count and frequency information. Reverse removing cc0 setter.
12895 (forwarder_block_p): Reverse fixing for fallthru blocks.
12897 2001-07-05 DJ Delorie <dj@redhat.com>
12899 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12900 (translate_options): If the above is defined, use it to map
12901 given options to new options.
12902 * doc/tm.texi: Document it.
12904 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12905 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12907 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12908 cause programs using computed gotos to run more slowly.
12910 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12912 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12914 Consistently require binutils 2.11.2, not prereleases.
12915 (Specific, decstation-*): Canonicalize as mips-dec-*.
12916 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12918 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12919 (Specific, mips-*): Reword MIPS C compiler requirements.
12920 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12921 (Specific, sunv5): Removed, obsolete.
12923 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12925 * dwarf2out.c (output_loc_list): Use an all ones mask for
12926 .text asm output and don't rely on long long
12927 literals. Reformat some long lines.
12929 2001-07-05 Andreas Jaeger <aj@suse.de>
12931 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12934 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12936 * dwarf2out.c (dwarf2out_define): Update comment.
12937 (dwarf2out_undef): Ditto.
12938 (dwarf2out_start_source_file): Ditto.
12939 (dwarf2out_end_source_file): Ditto.
12940 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12941 since we never call the start/end debug hook for the primary file.
12943 2001-07-04 Kazu Hirata <kazu@hxi.com>
12945 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12948 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12950 * cppinit.c (remove_dup_dirs): Inform if a system include
12951 directory is being reordered.
12952 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12954 * doc/cpp.texi (Search Paths): Likewise.
12955 * doc/gcc.texi (Interoperation): Remove information about
12958 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12960 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12961 (VARRAY_TOP_CHAR_PTR): Likewise.
12963 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12965 * gcc.c (process_command): Don't assign elements of a const char*.
12967 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12969 * emit-rtl.c (change_address): Don't abort if invalid address while
12970 reload is in progress.
12972 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12974 * c-lex.c (cb_file_change): Pass line number to
12975 debug_start_source_file.
12976 (cb_undefine): Pass correct line number to debug_undef.
12978 * toplev.c (debug_start_source_file): Add line number to
12979 parameters. Pass it along to dwarf2out_start_source_file.
12980 (decode_g_option): Stop resetting debug level back to normal when
12981 we change debug formats, unless the current level is
12982 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12985 * toplev.h (debug_start_source_file): Add line number to
12988 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12991 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12993 Output debug_macinfo data for starting file if requested.
12994 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12996 (dwarf2out_define): Output debug_macinfo data for defining a macro
12998 (dwarf2out_undef): Output debug_macinfo data for undefining a
12999 macro if requested.
13000 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13001 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13002 (macinfo_section_label): New. DWARF2 macro info section label.
13003 (dwarf2out_init): If we want macro info, output the start label
13005 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13006 attribute to the compilation unit die pointing to the macro info.
13008 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13010 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13011 DWARF2_DEBUGGING_INFO.
13012 (add_loc_descr_to_loc_list): Ditto.
13013 (output_loc_list): Ditto.
13014 Also, fix thinko in curr not being initialized.
13015 (gen_internal_sym): Ditto.
13017 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13019 * emit-rtl.c (replace_equiv_address): New function.
13020 * expr.h (replace_equiv_address): New declaration.
13021 * explow.c (validize_mem): Call it instead of change_address and
13022 also call if -fforce-addr and address is constant.
13023 * expr.c: Replace more calls to change_address with adjust_address
13024 and/or replace_equiv_address or to validize_mem.
13025 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13026 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13027 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13028 * config/i370/i370.md, config/i860/i860.md: Likewise.
13029 * config/i960/i960.md, config/mips/mips.c: Likewise.
13030 * config/mips/mips.md, config/pa/pa.md: Likewise.
13031 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13032 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13034 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13036 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13038 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13041 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13043 * doc/include: New directory.
13044 * doc/fdl.texi: Move to doc/include/fdl.texi.
13045 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13046 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13047 * doc/gcc.texi: Use funding.texi and gpl.texi.
13048 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13049 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13050 Update dependencies and use -I $(docdir)/include.
13052 2001-07-04 Anthony Green <green@redhat.com>
13054 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13056 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13058 * doc/install.texi (sparc64-*-*): Remove garbage.
13060 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13062 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13063 Fix typo in last change to use adjust_address.
13065 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13067 * doc/install.texi (Specific): Update information for *-*-solaris*.
13069 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13071 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13073 2001-07-03 Stan Shebs <shebs@apple.com>
13075 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13076 case for flag_no_mach_text_sections.
13077 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13078 * config/darwin.c (flag_no_mach_text_sections): Remove.
13079 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13081 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13083 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13084 and avoid checking for constant as first operand.
13085 * recog.c (find_constant_term_loc): No longer static.
13086 (adj_offettable_operand): Delete.
13087 * rtl.h (adj_offsettable_operand): Delete declaration.
13088 (find_constant_term): Add declaration.
13089 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13091 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13092 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13093 * config/i386/i386.c, config/i386/i386.md: Likewise.
13094 * config/i860/i860.c, config/i960/i960.c: Likewise.
13095 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13096 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13097 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13098 * config/mips/mips.c, config/mips/mips.md: Likewise.
13099 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13100 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13101 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13102 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13103 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13104 * config/ns32k/ns32k.md: Likewise.
13106 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13108 * rtl.c (copy_rtx): Handle 'T' format letter.
13109 * gensupport.c (collect_insn_data): Likewise.
13110 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13112 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13114 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13115 -B option. Use 'dir' not 'foo' as example directory name.
13117 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13119 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13120 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13122 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13124 * doc/cppinternals.texi: Improve formatting and logical markup.
13126 2001-07-03 Andreas Jaeger <aj@suse.de>
13128 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13130 * genrecog.c (write_header): Include reload.h for prototypes in
13133 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13136 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13137 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13138 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13139 i386_pe_valid_type_attribute_p): Add.
13140 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13141 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13143 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13145 * explow.c (plus_constant_wide, case LO_SUM): New case.
13146 (plus_constant_for_output_wide): Delete.
13147 * rtl.h (plus_constant_for_output): Delete.
13148 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13149 instead of plus_constant_for_output.
13150 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13151 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13152 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13153 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13154 * config/sparc/sparc.md: Likewise.
13155 Convert some change_address calls to adjust_address.
13157 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13159 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13160 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13161 documentation of -std and -Wwrite-strings.
13163 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13165 * cse.c (canon_hash): Don't register registers in very small
13166 register classes, as extending their lifetime might cause
13169 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13171 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13173 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13174 (try_redirect_by_replacing_jump): Update properly the count
13175 and frequency information.
13177 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13179 * toplev.c (dump_file_index): Move SSA dumps just after first
13181 (dump_file): Corresponding changes.
13182 (rest_of_compilation): Move SSA path to just after the first
13184 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13185 * doc/invoke.texi: Update dump file #s as they were completely
13186 out of date with reality.
13188 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13190 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13192 * expr.c (emit_move_insn_1): Deal with non-default
13195 * expr.c (emit_single_push_insn): Fix warning.
13197 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13199 * expr.c (emit_move_insn_1): Avoid modifying
13200 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13202 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13204 * emit-rtl.c (adjust_address): New function.
13205 * expr.h (adjust_address): Add declaration.
13206 * builtins.c: Replace some calls to change_address with calls to it
13207 or to validize_mem.
13208 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13209 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13210 * config/arm/arm.c, config/convex/convex.c: Likewise.
13211 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13212 * config/i386/i386.c, config/i386/i386.md: Likewise.
13213 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13214 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13215 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13216 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13217 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13219 2001-07-02 Jim Wilson <wilson@redhat.com>
13221 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13223 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13225 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13226 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13228 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13230 * cppinit.c (lang_defaults): New table.
13231 (set_lang): Just read from lang_defaults into the live options
13234 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13236 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13237 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13238 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13240 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13242 * doc/install.texi: Various spelling and markup fixes.
13243 (Installing GCC): Component specific installation instructions are
13246 Warn about removing old install dir in the presence of shared libs.
13247 (Configuration): Invoke with options target to match configure
13249 Consistently refer to gas, gld pathnames.
13250 Invert --enable-multilib documentation.
13251 Remove references to old compiler versions.
13253 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13255 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13257 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13259 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13261 (Specific, mips*-sgi-irix5): Note IDO download.
13262 Reworded MIPS C hints.
13263 Use GNU as instead of GAS.
13265 Removed SGI Freeware reference, IRIX 6 only.
13266 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13267 Note N64 library requirement/workaround.
13269 Complete list of structure passing bug victims.
13271 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13273 * doc/install.texi: Remove CVS Id.
13275 2001-07-02 Andreas Jaeger <aj@suse.de>
13277 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13278 (find_inherently_necessary): Remove unused variable.
13280 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13282 * c-common.h (TDI_inlined): New ast dump phase.
13283 (dump_flag_name): New function.
13284 * c-dump.c (dump_files): Add inlined phase.
13285 (dump_flag_name): Define.
13286 * doc/invoke.texi (-fdump-ast-inlined): Document.
13288 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13290 * stor-layout.c (layout_decl): Revert change to handling of alignment
13293 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13295 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13298 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13300 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13303 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13305 * tlink.c (recompile_files): Remove COMPILER_PATH and
13306 LIBRARY_PATH from the environment.
13308 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13310 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13311 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13313 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13315 * c-parse.in (OBJC_STRING): Kill.
13316 (objc_string): Decompose to [objc_string] '@' STRING.
13317 (reswords): Take the leading '@' off all the Objective C keywords.
13318 (objc_rid_sans_at): Kill.
13319 (init_reswords): Don't initialize it.
13320 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13321 (_yylex): Kill reconsider label. Look ahead one token after
13322 an '@'; if we get an identifier, check whether it's an
13323 Objective C @-keyword. If so, return the keyword. Otherwise,
13324 put back the token and return the '@' as a terminal.
13326 * cpplib.c (lex_macro_node): Remove unnecessary check for
13327 leading '@' on identifier. Clarify control flow and commentary.
13329 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13331 * cse.c (new_label_ref): Variable deleted.
13332 (insert): Remove set of new_label_ref.
13333 (check_for_label_ref): New function.
13334 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13336 See ChangeLog.5 for earlier changes.