1 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * alias.c (nonoverlapping_memrefs_p): New function.
4 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
6 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
8 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
10 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
11 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
12 generating altivec code.
13 (FIXED_REGISTERS): VRSAVE is fixed.
14 (CALL_USED_REGISTERS): VRSAVE is call used.
16 2001-11-08 Jason Eckhardt <jle@rice.edu>
18 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
19 code the branch target as ".+16/.+12", but rather use labels.
21 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
23 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
24 to work around limitations of certain versions of GAS.
26 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
27 (muldi3): Update due to SUBREG_BYTE changes.
30 2001-11-09 Zack Weinberg <zack@codesourcery.com>
32 * doc/invoke.texi: Remove comment referring to -xf77-version.
34 2001-11-09 Kazu Hirata <kazu@hxi.com>
36 * config/convex/convex.c: Fix comment formatting.
37 * config/convex/convex.h: Likewise.
39 2001-11-08 Zack Weinberg <zack@codesourcery.com>
41 * Makefile.in (.po.pox): Look both in srcdir and builddir
43 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
44 to the source directory.
46 2001-11-09 Ben Elliston <bje@redhat.com>
47 Michael Meissner <meissner@redhat.com>
48 Andrew MacLeod <amacleod@redhat.com>
49 Richard Henderson <rth@redhat.com>
50 Nick Clifton <nickc@redhat.com>
51 Catherine Moore <clm@redhat.com>
53 * m32r.c: Add support for m32rx processor.
57 * m32r-protos.h: Add prototypes for m32rx functions.
58 * doc/invoke.texi: Document -m32rx option.
60 2001-11-09 Jakub Jelinek <jakub@redhat.com>
62 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
65 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
67 * doc/install.texi2html: Use $MAKEINFO --no-split.
69 2001-11-09 Andreas Schwab <schwab@suse.de>
71 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
72 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
73 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
74 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
75 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
77 2001-11-09 H.J. Lu <hjl@gnu.org>
79 * config/mips/mips.c (mips_output_function_prologues): Cast
80 `tsize' to long for output.
82 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
84 * c-lang.c (LANG_HOOKS_NAME): New.
85 (lang_hooks): Constify.
86 (c_init_options): Update.
87 (lang_identify): Remove.
88 * c-parse.in (language_string): Remove.
89 * dbxout.c: Include langhooks.h.
90 (dbxout_symbol_location): Update.
91 * dwarf2out.c: Include langhooks.h.
92 (gen_compile_unit_die): Update.
93 * dwarfout.c: Include langhooks.h.
94 (prototyped_attribute, output_compile_unit_die): Update.
95 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
96 (LANG_HOOKS_INITIALIZER): Update.
97 * langhooks.h (struct lang_hooks): New members. Constify.
98 * stringpool.c: Don't include toplev.h.
99 (set_identifier_size): Remove.
100 * toplev.c (toplev_main): Initialize identifier size.
101 (print_version): Update.
102 * tree.h (language_string, init_lex, lang_identify,
103 set_identifier_size): Remove.
104 * Makefile.in: Update dependencies.
105 * config/darwin.c: Include langhooks.h.
106 (func_name_maybe_scoped): Update.
107 * config/darwin.h (ASM_END_FILE): Update.
108 * config/nextstep.h (ASM_END_FILE): Update.
109 * config/nextstep21.h (ASM_END_FILE): Update.
110 * config/i386/sun386.h (ASM_END_FILE): Update.
111 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
112 (rs6000_output_function_epilogue): Update.
114 * objc-act.c (LANG_HOOKS_NAME): Override.
115 (struct lang_hooks): Constify.
116 (objc_init_options): Update.
117 (lang_identify): Remove.
119 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
121 * fold-const.c (lshift_double): Honor PREC.
122 (rshift_double): Likewise.
124 2001-11-08 Kazu Hirata <kazu@hxi.com>
126 * config/1750a/1750a.c: Fix comment formatting.
127 * config/1750a/1750a.h: Likewise.
129 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
131 * configure.in (--enable-languages): Be more permissive about
132 syntax. Check for empty lists better. Warn about $LANGUAGES.
133 * configure: Regenerated.
135 2001-11-08 Richard Henderson <rth@redhat.com>
137 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
139 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
141 * config.gcc: Rename stormy16 to xstormy16.
142 * config/stormy16/stormy-abi: Likewise.
143 * config/stormy16/stormy16-protos.h: Likewise.
144 * config/stormy16/stormy16.c: Likewise.
145 * config/stormy16/stormy16.h: Likewise.
146 * config/stormy16/stormy16.md: Likewise.
148 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
150 * tree.h (TYPE_VOLATILE): Add enable-checking code.
151 (TYPE_READONLY): Likewise.
153 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
155 * reload1.c (reload): Don't delete equiv insn if can throw.
157 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
158 (clear_storage): Likewise, for OBJECT.
160 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
162 * pa.c (emit_move_sequence): Fix SUBREG expression to
163 use proper byte offset when extending a constant from
166 2001-11-09 Jakub Jelinek <jakub@redhat.com>
168 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
171 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
173 * explow.c (convert_memory_address, case SUBREG): Only return
174 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
176 2001-11-08 Richard Henderson <rth@redhat.com>
178 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
179 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
180 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
182 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
184 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
186 2001-11-08 Jakub Jelinek <jakub@redhat.com>
188 * dwarf2out.c (debug_str_hash): New.
189 (struct indirect_string_node): New.
190 (struct dw_val_struct): Change type of val_str to it.
191 (DEBUG_STR_SECTION_FLAGS): Define.
192 (add_AT_string): Push string into hashtable, increment reference
194 (AT_string): Return string from ht_identifier.
195 (AT_string_form): New.
196 (free_AT): For dw_val_class_str, just decrement reference counter.
197 (size_of_string): Remove.
198 (size_of_die): Use AT_string_form to decide what size the string
200 (size_of_pubnames): Use strlen instead of size_of_string.
201 (value_format): Use AT_string_form for dw_val_class_str.
202 (output_die): Output DW_FORM_strp strings using
203 dw2_asm_output_offset.
204 (indirect_string_alloc, output_indirect_string): New.
205 (dwarf2out_finish): Emit .debug_str strings if there are any.
207 2001-11-08 Andreas Franck <afranck@gmx.de>
209 * configure.in: Add AC_ARG_PROGRAM to support program name
210 transformation with --program-prefix, --program-suffix and
211 --program-transform-name.
212 * configure: Regenerated.
213 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
214 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
215 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
216 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
217 program_transform_name the way suggested by autoconf.
218 (GCC_TARGET_INSTALL_NAME): Define.
219 (install-driver): Use the transformed target alias name.
221 2001-11-08 Richard Henderson <rth@redhat.com>
223 * config/mips/mips.c (save_restore_insns): Remove GP from the
224 restore registers mask early instead of special casing it inside
227 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
229 * cp/decl.c (shadow_warning): New function.
230 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
231 and an error when a block scope decl shadows a parameter.
233 2001-11-08 Richard Henderson <rth@redhat.com>
235 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
238 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
240 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
241 to implement floating negation on processors prior to PA 2.0.
243 2001-11-08 Jakub Jelinek <jakub@redhat.com>
245 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
246 (USE_LINKONCE_INDIRECT): Define.
247 (dw2_output_indirect_constant_1): Try to output indirect constants
248 into linkonce sections if possible.
249 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
250 (dw2_output_indirect_constants): Likewise.
252 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
254 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
256 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
258 * c-decl.c (pushdecl): Remove file and line.
259 * c-typeck.c (pop_init_level): Remove size.
261 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
263 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
266 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
267 (TARGET_ALTIVEC): New.
268 (TARGET_SWITCHES): Add altivec.
269 (FIRST_PSEUDO_REGISTER): Change to 109.
270 (CALL_USED_REGISTERS): Same.
271 (FIRST_ALTIVEC_REGNO): New.
272 (LAST_ALTIVEC_REGNO): New.
273 (ALTIVEC_REGNO_P): New.
274 (UNITS_PER_ALTIVEC_WORD): New.
275 (ALTIVEC_VECTOR_MODE): New.
276 (FIXED_REGISTERS): Add altivec registers.
277 (REG_ALLOC_ORDER): Same.
278 (HARD_REGNO_NREGS): Adjust for altivec registers.
279 (HARD_REGNO_MODE_OK): Same.
280 (MODES_TIEABLE_P): Same.
281 (REGISTER_MOVE_COST): Same.
282 (REGNO_REG_CLASS): Same.
283 (reg_class): Add ALTIVEC_REGS.
284 (REG_CLASS_NAMES): Same.
285 (REG_CLASS_CONTENTS): Same.
286 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
287 (ALTIVEC_ARG_RETURN): New.
288 (FUNCTION_VALUE): Handle VECTOR_TYPE.
289 (LIBCALL_VALUE): Handle altivec vector modes.
290 (VECTOR_MODE_SUPPORTED_P): New.
291 (ALTIVEC_ARG_MIN_REG): New.
292 (ALTIVEC_ARG_MAX_REG): New.
293 (ALTIVEC_ARG_NUM_REG): New.
294 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
295 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
296 (REGISTER_NAMES): Add altivec regs.
297 (DEBUG_REGISTER_NAMES): Same.
298 (ADDITIONAL_REGISTER_NAMES): Same.
299 (rs6000_builtins): New.
300 (MD_EXPAND_BUILTIN): New.
301 (MD_INIT_BUILTINS): New.
302 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
303 for AltiVec instructions.
304 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
305 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
307 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
308 (TARGET_SWITCHES): Add no-altivec.
309 (DATA_ALIGNMENT): Align vectors to 128 bits.
310 (TARGET_OPTIONS): Add abi= option.
311 Add rs6000_abi_string extern.
312 (LOCAL_ALIGNMENT): New.
313 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
314 (MASK_ALTIVEC_ABI): New.
315 (TARGET_ALTIVEC_ABI): New.
316 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
318 (STACK_BOUNDARY): Adjust for altivec.
319 (BIGGEST_ALIGNMENT): Same.
320 (rs6000_args): Add vregno.
321 (USE_ALTIVEC_FOR_ARG_P): New.
322 (FIXED_REGISTERS): Add vrsave register.
323 (CALL_USED_REGISTERS): Same.
324 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
326 (reg_class): Add VRSAVE_REGS.
327 (REG_CLASS_NAMES): Same.
328 (REG_CLASS_CONTENTS): Same.
329 (REGNO_REG_CLASS): Same.
331 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
332 (ABI_STACK_BOUNDARY): Same.
333 (BIGGEST_ALIGNMENT): Same.
334 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
335 (ROUND_TYPE_ALIGN): Same.
337 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
340 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
343 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
346 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
347 (altivec_expand_builtin): New.
348 (altivec_init_builtins): New.
349 (TARGET_EXPAND_BUILTIN): New.
350 (TARGET_INIT_BUILTINS): New.
351 (rs6000_init_builtins): New.
352 (struct builtin_description): New.
354 (rs6000_reg_names): Add altivec registers.
355 (alt_reg_names): Same.
356 (secondary_reload_class): Altivec regs can hold altivec regs and
358 (rs6000_emit_move): Force constants into memory for AltiVec moves.
359 (print_operand): Add 'y' case for printing altivec memory
361 (rs6000_legitimize_address): Legitimize vector addresses into
363 (altivec_expand_binop_builtin): New.
364 New string rs6000_current_abi.
365 (rs6000_override_options): Call rs6000_parse_abi_options.
366 (rs6000_parse_abi_options): New.
367 (function_arg_boundary): Vector arguments must be 16
369 (function_arg_advance): Handle vector arguments.
370 (function_arg_partial_nregs): Same.
371 (init_cumulative_args): Same.
372 (function_arg): Same.
374 * config/rs6000/rs6000.md (altivec_lvx): New.
375 (type): Add altivec attribute.
377 (*movv4si_internal): New.
379 (*movv16qi_internal): New.
381 (*movv8hi_internal1): New.
383 (*movv4sf_internal1): New.
500 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
502 * Makefile.in (df.o): Add fibheap.h to dependencies.
504 * df.h: Add prototypes for transfer functions, iterative_dataflow
506 (enum df_flow_dir): New enum.
507 (enum df_confluence_op): New enum.
508 (struct df): Add inverse_rts_map.
510 * df.c: Add sbitmap.h to the list of includes.
511 (df_rd_global_compute): Removed.
512 (df_ru_global_compute): Removed.
513 (df_lr_global_compute): Removed.
514 (df_rd_transfer_function): New function.
515 (df_ru_transfer_function): New function.
516 (df_lr_transfer_function): New function.
517 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
518 Use iterative_dataflow_bitmap instead of df_*_global_compute.
519 (iterative_dataflow_sbitmap): New function.
520 (iterative_dataflow_bitmap): New function.
522 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
524 * doc/gcc.texi: Move terminology and spelling conventions to
525 htdocs/codingconventions.html.
527 2001-11-07 Graham Stott <grahams@redhat.com>
529 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
531 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
533 * expmed.c (expand_mult): Force operand to register before computing
535 * i386.c (x86_decompose_lea): New global vairable.
536 * i386.h (x86_decompose_lea): Declare.
537 (TARGET_DECOMPOSE_LEA): New macro.
538 (RTX_COST): Handle leas properly.
540 2001-11-06 Richard Henderson <rth@redhat.com>
542 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
543 defined for a CONSTRUCTOR; don't check it.
545 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
547 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
548 test for absolute pathnames.
550 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
552 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
553 instructions up to the target pc inclusive.
555 2001-11-06 Steve Christiansen <smc@us.ibm.com>
557 * loop.c (loop_regs_scan): Don't invalidate PIC register.
559 2001-11-06 Eric Christopher <echristo@redhat.com>
561 * config/mips/mips.md(movdf_internal2): Add constraints for float
562 to general register move.
563 * config/mips/elf64.h: Add default ABI.
565 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
567 * alias.c:: Include langhooks.h.
568 * emit-rtl.c: Similarly.
569 * toplev.c: Similarly.
570 * tree-inline.c: Similarly.
571 * langhooks-def.h: New, the old langhooks.h. Give the default
572 hooks a common prefix.
573 * langhooks.h: Contents extracted from toplev.h.
574 * toplev.h: Move langhook stuff to langhooks.h.
575 * langhooks.c: Give default hooks a common prefix.
577 * c-lang.c: Include langhooks-def.h.
578 * objc/objc-act.c: Similarly.
579 * Makefile.in: Update.
580 * objc/Make-lang.in: Update.
582 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
584 * doc/install.texi: Document that configure options not listed in
585 this file are unsupported. Document --with-system-zlib.
587 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
589 * rtl.h (mem_for_const_double): New declaration.
590 * varasm.c (mem_for_const_double): New function.
591 * config/convex/convex.md (movdf): Use it.
592 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
593 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
594 * config/m68k/m68kv4.h: Likewise.
596 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
597 of new GP reg classes.
599 * expr.c (store_field): When making temp object for unaligned
600 component, set it to alias set 0.
602 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
604 * c-common.c (c_expand_expr_stmt): Apply default conversions to
605 non-lvalue arrays if C99.
606 * c-typeck.c (default_conversion): Split out code handling
607 array-to-pointer and function-to-pointer conversions into a
608 separate default_function_array_conversion function.
609 (default_function_array_conversion): New function. Keep track of
610 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
611 arrays unchanged outside C99 mode instead of giving an error for
613 (build_component_ref): Use pedantic_non_lvalue when handling
614 COMPOUND_EXPR. Don't handle COND_EXPR specially.
615 (convert_arguments): Use default_function_array_conversion.
616 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
618 (unary_complex_lvalue): Likewise.
619 (internal_build_compound_expr): Use
620 default_function_array_conversion. Apply default conversions to
621 function in compound expression.
622 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
623 Use default_function_array_conversion.
624 * doc/extend.texi: Update documentation of subscripting non-lvalue
628 2001-11-05 Zack Weinberg <zack@codesourcery.com>
630 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
631 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
632 corresponding to the complete set of .po and .gmo files in
633 the source directory's po subdir, modified by LINGUAS. Don't
635 * configure.in: Don't set ALL_LINGUAS.
636 * configure: Regenerate.
638 * Makefile.in (.po.gmo): Don't move into source directory.
639 (.po.pox): Clarify comments.
640 (install-po): Look for .gmo files in both srcdir and objdir;
641 don't fail if a file is totally missing.
642 (distclean): rmdir ada subdirectory too.
644 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
646 * config/rs6000/rs6000.c (rs6000_select_section): Handle
647 CONSTRUCTORs _correctly_.
649 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
651 * c-decl.c (delete_block): Remove.
652 * c-tree.h (delete_block): Remove.
654 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
656 * cppexp.c (lex, parse_defined): Update warning about defined.
658 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
660 * config/rs6000/rs6000.c (rs6000_select_section): Handle
663 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
665 * config/arm/arm.c (arm_return_in_memory): Cope with
666 int_size_in_bytes returning -1.
668 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
671 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
673 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
674 remove unneded depdendencies;
676 * cfglayout.c, cfglayout.h: New files; break out from ...
677 * bb-reorder.c: ... here; Remove unneeded includes;
679 2001-11-04 Alan Modra <amodra@bigpond.net.au>
681 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
683 2001-11-04 David Edelsohn <edelsohn@gnu.org>
685 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
686 mode as well. Do not explicitly create intermediate regs.
688 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
690 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
691 (common_section): Delete unused variable.
692 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
693 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
694 * arm-protos.h (arm_poke_function_name, aof_add_import,
695 aof_delete_import): Const-ify.
696 * arm.c (legitimize_pic_address): Wrap variables in the macro
697 controlling their usage.
698 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
699 (arm_poke_function_name, pic_chain, import, aof_add_import,
700 aof_delete_import): Const-ify.
701 * i386.c (ix86_osf_output_function_prologue): Const-ify.
702 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
703 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
704 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
705 * i860/sysv3.h: Add missing comment closure.
706 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
707 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
710 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
711 (i960-*-*): Set tmake_file.
712 (sparc86x-*-elf*): Fix typo in header name.
714 * sched-rgn.c (schedule_insns): Delete unused variable.
716 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
719 * c-typeck.c (lookup_field): Rework to return a chain down to
721 (build_component_ref): Use the new lookup_field to handle
722 nested anonymous entities correctly.
724 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
726 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
727 Change parameters to gen_rtx_CONST_DOUBLE.
728 (GEN_INT64, sparc_emit_set_const64): Likewise.
729 * config/sparc/sparc.md (movdf split): Likewise.
731 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
733 * unroll.c (calculate_giv_inc): Use find_last_value rather
734 than just hoping the last instruction is the right SET.
735 [Fixes 990604-1.c on stormy16.]
737 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
738 library at all if -T is used.
740 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
741 some uses of uninitialized variables in error cases.
743 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
744 look at 'temp' if we won't be using it.
746 * config/stormy16/stormy16.h (CONST_COSTS): Define.
748 (ADDRESS_COST): Define.
749 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
751 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
753 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
754 stormy16_asm_output_mi_thunk.
755 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
757 * config/stormy16/stormy16-protos.h
758 (stormy16_asm_output_mi_thunk): New prototype.
760 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
762 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
763 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
764 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
765 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
766 sched-int.h, toplev.c, config/alpha/alpha.c,
767 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
768 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
769 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
770 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
771 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
772 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
773 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
775 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
777 * Makefile.in (dbxout.o): Depend on function.h.
778 * collect2.c (is_in_list): Hide unused function.
779 * dbxout.c: Include function.h.
780 (source_label_number, dbxout_source_line, dbxout_source_file,
781 dbxout_function_end, dbxout_begin_function): Wrap/move inside
782 macros controlling usage.
783 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
784 * output.h (exports_section): Prototype.
786 * convex.c (convex_output_function_prologue): Fix format specifier
788 (asm_declare_function_name): Fix signed/unsigned warning.
789 (print_operand): Fix format specifier warning.
790 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
791 * dsp16xx-protos.h (uns_comparison_operator,
792 num_1600_core_shifts): Prototype.
793 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
794 (frame_size, frame_pointer_offset): Delete.
795 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
796 Make static. Fix format specifier warnings.
797 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
798 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
799 * dsp16xx.md: Add default case in switches.
800 * fr30.h (IN_RANGE): Delete.
801 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
802 * mcore-protos.h (mcore_output_cmov): Const-ify.
803 * mcore.c (mcore_output_cmov): Likewise.
804 * mcore.h (switch_to_section): Make static and prototype.
805 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
806 unsigned>=0 warnings.
807 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
808 * rs6000-protos.h (read_only_data_section,
809 read_only_private_data_section): Prototype.
810 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
811 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
812 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
814 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
816 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
818 * final.c (final_scan_insn): Add brackets around body of if-stmt.
819 * gcc.c (convert_filename): Add static prototype. Const-ify.
820 Wrap variable in macros controlling its use.
821 * output.h (sdata_section): Add prototype.
823 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
824 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
825 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
826 (ASM_FILE_START): Const-ify.
827 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
829 * c4x.md: Don't use the 'U' integer suffix.
830 * clipper.md (clipper_movstr): Delete declaration.
831 * d30v-protos.h (d30v_move_2words): Const-ify.
832 (debug_stack_info): Add prototype.
833 * d30v.c: Include "integrate.h".
834 (d30v_function_arg_boundary, d30v_function_arg,
835 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
836 signed/unsigned warnings.
837 (d30v_print_operand_memory_reference, d30v_move_2words):
839 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
840 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
841 * fr30.md: Const-ify.
842 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
843 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
844 (mvs_get_label_page): Hide unused static function.
845 * i860.c (current_function_original_name): Const-ify.
846 * i860/sysv3.h (current_function_original_name): Likewise.
847 * i860/sysv4.h (current_function_original_name): Likewise.
848 * i960.md: Add default case in switches. Remove unused variable.
849 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
850 * m32r.md: Const-ify.
851 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
852 * m68hc11.c: Include "reload.h".
853 (static_chain_reg, print_options, m68hc11_asm_file_start):
855 * m68hc11.md: Delete unused variable. Const-ify. Add parens
856 around & in comparison.
857 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
858 * mn10200.c (shift_mode): Remove trailing comma.
859 * mn10300-protos.h (output_tst): Const-ify.
860 * mn10300.c (output_tst): Likewise.
861 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
863 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
864 * pa.c (output_ascii): Likewise.
865 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
866 * pdp11.md (expand_unop): Delete declarations.
867 * pj-protos.h (pj_output_addsi3): Const-ify.
868 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
869 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
870 unique_src_operand): Add prototypes.
871 (pj_output_store_into_lval): Make definition static.
872 (pj_function_incoming_arg): Don't use unary plus.
873 (pj_output_addsi3): Const-ify.
874 * romp.md (get_symref): Delete declarations.
875 * v850-c.c (mark_current_function_as_interrupt): Don't return
876 value from void function.
877 * v850.c: Include "integrate.h".
878 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
879 * vax-protos.h (const_section): Add prototype.
881 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
883 * machmode.def: Add documentation for the seventh argument in
886 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
888 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
890 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
891 <-melf>: Don't have markup for ELF acronym.
893 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
895 * config.gcc (mmix-*-*): New target.
896 * doc/invoke.texi: Document MMIX options.
897 * doc/contrib.texi: Add note about MMIX port to my entry.
898 * config/mmix/t-mmix: New file.
899 * config/mmix/mmix.h: New file.
900 * config/mmix/mmix-protos.h: New file.
901 * config/mmix/mmix.c: New file.
902 * config/mmix/mmix.md: New file.
903 * config/mmix/crti.asm: New file.
904 * config/mmix/crtn.asm: New file.
906 2001-11-03 Kazu Hirata <kazu@hxi.com>
908 * config/sparc/linux-aout.h: Fix comment formatting.
909 * config/sparc/linux.h: Likewise.
910 * config/sparc/linux64.h: Likewise.
911 * config/sparc/lynx.h: Likewise.
912 * config/sparc/pbd.h: Likewise.
913 * config/sparc/sol2-sld-64.h: Likewise.
914 * config/sparc/sol2.h: Likewise.
915 * config/sparc/sparc.c: Likewise.
916 * config/sparc/sparc.h: Likewise.
917 * config/sparc/sparc.md: Likewise.
918 * config/sparc/sunos4.h: Likewise.
919 * config/sparc/vxsim.h: Likewise.
920 * config/sparc/vxsparc.h: Likewise.
921 * config/sparc/vxsparc64.h: Likewise.
923 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
925 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
926 reference to CONST_DOUBLE_MEM in comment.
927 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
928 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
929 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
930 * function.c (pop_function_context_from): Don't call
931 restore_varasm_status.
932 * function.h (restore_varasm_status): Delete declaration.
933 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
935 * rtl.def (CONST_DOUBLE): Update comment.
936 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
937 (CONST_DOUBLE_CHAIN): Likewise.
938 (CONST_DOUBLE_MEM): Delete.
939 (gen_rtx_CONST_DOUBLE): Update parameters.
940 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
941 Remove reference to CONST_DOUBLE_MEM.
942 (const_alias_set): New variable.
943 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
944 (immed_real_const_1): Adjust tests for 0, 1, and 2.
945 Don't set CONST_DOUBLE_MEM.
946 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
947 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
948 Put constant in const_alias_set.
949 (struct pool_constant): ALIGN now unsigned.
950 OFFSET now HOST_WIDE_INT.
952 (restore_varasm_status): Deleted.
953 (mark_pool_constant): Mark desc->rtl.
954 (force_const_mem): Rework to store rtl in hash table,
955 not CONST_DOUBLE_MEM.
956 Put constant in const_alias_set.
957 (find_pool_constant): Check desc->rtl.
958 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
959 (init_varasm_once): Initialize const_alias_set.
961 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
964 * reload.c (combine_reloads): Don't combine an output reload if there
965 are other reloads around for part of the output.
967 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
969 (set_mem_decl): New function.
970 * expr.h (set_mem_decl): New declaration.
971 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
972 (output_asm_operand_names): Add tab.
973 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
975 * builtins.c (get_memory_rtx): Properly set MEM alias set and
978 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
980 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
981 Use "invalid" instead of "illegal". Use @r in comments in
984 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
986 * c-decl.c (pushdecl): Move block inside if conditional to remove
987 possibility of a segfault. Lookup block-level extern
988 variables in enclosing scopes correctly.
990 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
992 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
994 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
995 SUBREG so we avoid SUBREGing memory.
997 * expmed.c (store_bit_field): Same.
999 2001-11-02 DJ Delorie <dj@redhat.com>
1001 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1002 using FP registers for DImode mem-mem moves is acceptable.
1004 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1006 * builtins.c (apply_args_size): Handle vector arguments.
1007 (apply_result_size): Same.
1009 * machmode.def: Set WIDER mode field for all vector entries.
1011 2001-11-02 Graham Stott <grahams@redhat.com>
1013 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1015 2001-11-01 Eric Christopher <echristo@redhat.com>
1017 * config.gcc: Revert part of earlier patch.
1018 * config/mips/linux.h: Ditto.
1019 * df.c: Include tm_p.h to avoid warnings.
1020 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1022 * config/mips/mips.c: Define mips_abi regardless.
1023 (mips_output_function_prologues): Add long casts for .frame
1025 (override_options): Allow use of ABI_32.
1027 2001-11-01 Kazu Hirata <kazu@hxi.com>
1029 * config/m68hc11/m68hc11.c: Fix comment formatting.
1030 * config/m68hc11/m68hc11.h: Likewise.
1031 * config/m68hc11/m68hc11.md: Likewise.
1033 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1035 * c-typeck.c (default_conversion): Retain the original expression
1037 * gcc.dg/Wparentheses.c: New tests.
1039 2001-11-01 David S. Miller <davem@redhat.com>
1041 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1042 64-bit Sparc description more in line with reality.
1044 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1046 * Makefile.in (GCOV_OBJS): Add version.o.
1047 * gcov.c: Include "version.h" and <getopt.h>.
1048 (gcov_version_string): Remove.
1049 (print_usage): Take a parameter to determine whether this is a
1050 call from --help or an error message. Give fuller output that
1051 follows the GNU Coding Standards for --help.
1052 (print_version): New function.
1054 (process_args): Use getopt_long. Support long options. Follow
1055 GNU Coding Standards for --help and --version.
1056 * doc/gcov.texi: Document long options.
1057 Addresses part of PR other/704.
1059 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1061 * pa.c (output_move_double): Fix typo in double load.
1063 2001-11-01 Kazu Hirata <kazu@hxi.com>
1065 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1066 before passing it to ggc_alloc_string.
1068 2001-11-01 Kazu Hirata <kazu@hxi.com>
1070 * config/m68k/3b1.h: Fix comment formatting.
1071 * config/m68k/3b1g.h: Likewise.
1072 * config/m68k/a-ux.h: Likewise.
1073 * config/m68k/amix.h: Likewise.
1074 * config/m68k/apollo68.h: Likewise.
1075 * config/m68k/atari.h: Likewise.
1076 * config/m68k/aux-exit.c: Likewise.
1077 * config/m68k/ccur-GAS.h: Likewise.
1078 * config/m68k/crds.h: Likewise.
1079 * config/m68k/dpx2.h: Likewise.
1080 * config/m68k/dpx2g.h: Likewise.
1081 * config/m68k/hp310.h: Likewise.
1082 * config/m68k/hp320.h: Likewise.
1083 * config/m68k/isi.h: Likewise.
1084 * config/m68k/linux.h: Likewise.
1085 * config/m68k/lynx.h: Likewise.
1086 * config/m68k/m68k-psos.h: Likewise.
1087 * config/m68k/m68k.c: Likewise.
1088 * config/m68k/m68k.h: Likewise.
1089 * config/m68k/m68k.md: Likewise.
1090 * config/m68k/m68kelf.h: Likewise.
1091 * config/m68k/m68kv4.h: Likewise.
1092 * config/m68k/mot3300.h: Likewise.
1093 * config/m68k/news.h: Likewise.
1094 * config/m68k/next.h: Likewise.
1095 * config/m68k/pbb.h: Likewise.
1096 * config/m68k/plexus.h: Likewise.
1097 * config/m68k/sgs.h: Likewise.
1098 * config/m68k/sun3.h: Likewise.
1099 * config/m68k/tower.h: Likewise.
1100 * config/m68k/vxm68k.h: Likewise.
1102 2001-10-31 DJ Delorie <dj@redhat.com>
1104 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1105 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1106 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1107 * config/mips/mips.c (mips_cache_flush_func): New.
1108 * doc/invoke.texi: Document the new options.
1110 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1112 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1113 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1115 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1117 * config/cris/cris.c: Include output.h after tree.h but before
1120 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1122 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1123 (INTL_SUBDIRS): Just intl.
1124 (.SUFFIXES): Add .gmo .po .pox.
1125 (native): Also depend on build-@POSUB@.
1126 (intl.all, intl.install): Depend on config.h and things it includes.
1127 (po-generated): New target; depend on c-parse.c and tradcif.c.
1128 (install-normal): Also depend on install-@POSUB@.
1129 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1130 (build-, install-, build-po, update-po, install-po,
1131 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1133 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1134 * configure.in: Don't munge XGETTEXT. Don't generate
1136 * configure: Regenerate.
1138 * exgettext: Delete.
1139 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1140 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1142 2001-10-31 Kazu Hirata <kazu@hxi.com>
1144 * config/h8300/h8300.md (two anonymous patterns): New.
1146 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1148 * tree.h (tree_index): Add support for V16QI and V8HI.
1149 (V8HI_type_node): New.
1150 (V16QI_type_node): New.
1152 * tree.c (build_common_tree_nodes_2): Same.
1154 * c-common.c (type_for_mode): Same.
1156 2001-10-31 Kazu Hirata <kazu@hxi.com>
1158 * config/i386/att.h: Fix comment formatting.
1159 * config/i386/beos-elf.h: Likewise.
1160 * config/i386/bsd.h: Likewise.
1161 * config/i386/bsd386.h: Likewise.
1162 * config/i386/crtdll.h: Likewise.
1163 * config/i386/cygwin.asm: Likewise.
1164 * config/i386/cygwin.h: Likewise.
1165 * config/i386/djgpp.h: Likewise.
1166 * config/i386/freebsd-aout.h: Likewise.
1167 * config/i386/freebsd.h: Likewise.
1168 * config/i386/gas.h: Likewise.
1169 * config/i386/i386-interix.h: Likewise.
1170 * config/i386/i386-protos.h: Likewise.
1171 * config/i386/i386.c: Likewise.
1172 * config/i386/i386.h: Likewise.
1173 * config/i386/i386.md: Likewise.
1174 * config/i386/i386elf.h: Likewise.
1175 * config/i386/interix.c: Likewise.
1176 * config/i386/isc.h: Likewise.
1177 * config/i386/isccoff.h: Likewise.
1178 * config/i386/iscdbx.h: Likewise.
1179 * config/i386/linux.h: Likewise.
1180 * config/i386/lynx.h: Likewise.
1181 * config/i386/mingw32.h: Likewise.
1182 * config/i386/netbsd-elf.h: Likewise.
1183 * config/i386/next.h: Likewise.
1184 * config/i386/osf1elf.h: Likewise.
1185 * config/i386/osfrose.h: Likewise.
1186 * config/i386/sco5.h: Likewise.
1187 * config/i386/seq-gas.h: Likewise.
1188 * config/i386/seq-sysv3.h: Likewise.
1189 * config/i386/sequent.h: Likewise.
1190 * config/i386/sol2.h: Likewise.
1191 * config/i386/sun386.h: Likewise.
1192 * config/i386/uwin.asm: Likewise.
1193 * config/i386/uwin.h: Likewise.
1194 * config/i386/vxi386.h: Likewise.
1195 * config/i386/win32.h: Likewise.
1196 * config/i386/winnt.c: Likewise.
1197 * config/i386/xm-cygwin.h: Likewise.
1198 * config/i386/xm-mingw32.h: Likewise.
1200 2001-10-31 Kazu Hirata <kazu@hxi.com>
1202 * builtins.def: Fix comment typos.
1203 * config/alpha.c: Likewise.
1204 * config/arm/arm.c: Likewise.
1205 * config/avr/avr.h: Likewise.
1206 * config/d30v/d30v.c: Likewise.
1207 * config/d30v/d30v.h: Likewise.
1208 * config/d30v/d30v.md: Likewise.
1209 * config/dsp16xx/dsp16xx.c: Likewise.
1210 * config/fr30/fr30.c: Likewise.
1211 * config/fr30/fr30.md: Likewise.
1212 * config/i386/i386.c: Likewise.
1213 * config/i860/i860.c: Likewise.
1214 * config/i960/i960.c: Likewise.
1215 * config/ia64/ia64.c: Likewise.
1216 * config/mips/mips.c: Likewise.
1217 * config/pa/pa.c: Likewise.
1218 * config/rs6000/rs6000.c: Likewise.
1219 * config/s390/s390.c: Likewise.
1220 * config/sparc/sparc.c: Likewise.
1222 2001-10-30 Kazu Hirata <kazu@hxi.com>
1224 * config/mips/elf.h: Fix comment formatting.
1225 * config/mips/elf64.h: Likewise.
1226 * config/mips/iris5.h: Likewise.
1227 * config/mips/iris5gas.h: Likewise.
1228 * config/mips/iris6.h: Likewise.
1229 * config/mips/isa3264.h: Likewise.
1230 * config/mips/linux.h: Likewise.
1231 * config/mips/mips.c: Likewise.
1232 * config/mips/mips.h: Likewise.
1233 * config/mips/mips.md: Likewise.
1234 * config/mips/mips16.S: Likewise.
1235 * config/mips/netbsd.h: Likewise.
1236 * config/mips/osfrose.h: Likewise.
1237 * config/mips/r3900.h: Likewise.
1238 * config/mips/sni-svr4.h: Likewise.
1239 * config/mips/svr4-t.h: Likewise.
1240 * config/mips/ultrix.h: Likewise.
1242 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1244 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1245 when we update head->current.
1247 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1249 * tree.c (id_string_size): Remove.
1250 (dump_tree_statistics): Update.
1251 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1253 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1255 * sched-rgn.c (schedule_insns): Fix comment.
1257 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1259 * configure.in: Correct previous change: don't assume that
1260 gas's version number _isn't_ the last thing on the line, or
1261 isn't the only number on the line, either.
1262 * configure: Regenerate.
1264 2001-10-30 Kazu Hirata <kazu@hxi.com>
1266 * cfgcleanup.c: Fix a comment typo.
1268 2001-10-30 Kazu Hirata <kazu@hxi.com>
1270 * alias.c: Fix comment formatting.
1271 * recog.c: Likewise.
1272 * config/cris/cris.c: Likewise.
1273 * config/cris/cris.h: Likewise.
1274 * config/i960/i960.c: Likewise.
1275 * config/i960/i960.h: Likewise.
1277 2001-10-30 Kazu Hirata <kazu@hxi.com>
1279 * config/arm/arm.c: Fix a comment typo.
1280 * config/arm/arm.h: Likewise.
1281 * config/ia64/ia64.c: Likewise.
1283 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1285 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1286 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1287 * rtl.h (set_unique_reg_note): Change return value.
1288 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1289 * cse.c (cse_insn): Likewise.
1290 * expr.c (emit_move_insn): Likewise.
1291 * explow.c (force_reg): Likewise.
1292 * local-alloc (update_equiv_regs): Likewise.
1293 * loop.c (move_moveables, load_mems): Likewise.
1294 * reload (find_reloads): Likewise.
1296 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1299 * c-decl.c (parmlist_tags_warning, start_struct,
1300 check_for_loop_decls): Separate messages for struct, union and
1301 enum cases to allow for languages in which they have different
1303 * c-format.c (scanf_flag_specs): Separate short and long name of
1304 the assignment suppression feature.
1305 (check_format_types): Localize "pointer" and "different types"
1307 * c-lex.c (lex_number): Localize "an unsigned long int" and
1309 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1311 * c-typeck.c (build_unary_up): Separate messages for increment and
1312 decrement cases to allow for languages in which they use different
1313 articles. Localize the strings "increment" and "decrement" in one
1316 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1318 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1319 when no changes has been made.
1321 * gcse.c (reg_set_bitmap): Turn into reg_set.
1322 (modify_mem_list_set, canon_modify_mem_list_set)
1323 (clear_modify_mem_tables, free_modify_mem_tables): New.
1324 (gcse_main); Use free_modify_mem_tables.
1325 (free_gcse_mem): Likewise; free the bitmaps.
1326 (alloc_gcse_main): Initialize the bitmaps.
1327 (canon_list_insert): Set canon_modify_mem_list_set.
1328 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1329 (compute_hash_table): Use clear_modify_mem_tables.
1330 (reset_opr_set_tables): Likewise.
1331 (oprs_not_set_p): reg_set_bitmap is regset.
1332 (mark_set, mark_clobber): Likewise.
1334 * df.h (DF_EQUIV_NOTES): New constant.
1335 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1338 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1339 (init_regions, schedule_insns): Conditionalize the checking
1340 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1342 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1344 * i386.md (movti_rex64 splitter): Fix condition.
1346 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1348 * configure.in: Do not assume that gas's version number is the
1349 last thing on the first line of as --version output.
1350 * configure: Regenerate.
1352 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1353 MT_WARNING, MT_ERROR, MT_FATAL.
1354 (main): Call gcc_init_libintl.
1355 (v_message): Call gettext on msgid and "warning: "
1356 * tradcif.y: Include intl.h.
1357 (yyerror): Make parameter definition consistent with
1358 prototype. Call gettext on msgid argument.
1360 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1362 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1365 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1367 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1369 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1370 before referencing it.
1372 2001-10-26 DJ Delorie <dj@redhat.com>
1374 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1375 override -G, and force -G0.
1377 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1379 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1380 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1381 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1382 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1384 * loop.h (struct induction): Rename ext_dependant to
1386 * loop.c: Change all uses.
1387 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1388 All callers changed.
1389 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1391 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1393 * c-parse.in (expr_no_commas, primary), c-typeck.c
1394 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1396 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1398 Undo assemble_name change in earlier patch.
1400 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1402 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1403 determining the type of the receiver, do not check that TREE_CODE
1404 of receiver is CALL_EXPR before calling receiver_is_class_object().
1405 (receiver_is_class_object): For the GNU runtime: recognize
1406 the case that the receiver is self in a class method context.
1407 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1408 the receiver is a call to objc_get_class.
1410 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1412 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1414 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1416 * Makefile.in (OBJS): Put all files in alphabetical order.
1418 * dwarf2out.c (add_const_value_attribute): Fix error in last
1421 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1423 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1424 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1426 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1427 (life_analysis): call purge_all_dead_edges after deleting noops.
1428 (delete_noop_move): Do not purge CFG.
1429 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1431 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1434 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1435 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1436 (ASM_OUTPUT_COMMON): Likewise.
1437 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1438 (rs6000_output_function_epilogue): Likewise.
1439 (output_mi_thunk): Fix typo.
1440 (rs6000_output_symbol_ref): Use assemble_name.
1441 (output_toc): Likewise.
1442 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1443 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1444 assemble_name calls STRIP_NAME_ENCODING.
1445 (ASM_OUTPUT_LABEL): Use assemble_name.
1446 (ASM_GLOBALIZE_LABEL): Likewise.
1447 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1448 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1449 (ASM_OUTPUT_LOCAL): Likewise.
1451 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1453 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1454 (expand_builtin_apply, expand_builtin_return): Likewise.
1455 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1457 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1459 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1460 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1461 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1462 configure, configure.in, except.c, except.h, flow.c, function.c,
1463 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1464 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1465 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1466 unroll.c: Fix spelling errors.
1468 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1470 * doc/gcc.texi: Document use of "dependent" and American spelling.
1472 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1474 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1477 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1479 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1481 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1483 * genrecog.c (write_switch): Output if before switch for
1484 DT_elt_zero_wide_safe.
1486 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1488 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1489 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1490 (FUNCTION_PROFILER): Const-ify.
1491 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1492 (eliminate_constant_term, assemble_name, output_addr_const):
1493 Remove declarations.
1494 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1495 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1496 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1497 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1498 (half_pic_declare, half_pic_external): Const-ify.
1499 * toplev.c: Include "halfpic.h".
1501 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1503 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1504 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1505 config/i386/i386.c, config/i386/i386-interix.h,
1506 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1507 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1508 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1509 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1510 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1511 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1512 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1515 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1516 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1517 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1518 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1519 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1520 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1521 system.h, toplev.c: Fix spelling errors.
1523 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1525 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1527 * dwarf2out.c (reg_number): Abort if pseudo.
1528 (reg_loc_descriptor): Return 0 if pseudo.
1529 (is_based_loc): Return 0 if pseudo.
1530 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1532 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1533 (loc_descriptor): Return 0 if can't find location and handle 0
1534 return from recursive calls.
1535 (loc_descriptor_from_tree): Likewise.
1536 Fix handling of indirect.
1537 Also return 0 for PLACEHOLDER_EXPR.
1538 Clean up COMPONENT_REF cases.
1539 (add_AT_location_descriptor): Simplify, but handle 0 return from
1541 (add_const_value_attribute): Avoid shift count warning.
1542 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1543 Set comp_unit_die as context if not in function.
1545 * config/mips/mips-protos.h: Break up long lines.
1546 Remove needless #ifdef/#endif blocks.
1547 Don't declare functions declared in file made by genpreds or recog.h.
1548 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1549 is now HOST_WIDE_INT; delete unneeded casts.
1550 * config/mips/mips.h: Don't use #elif.
1552 * expr.c (stor_constructor_field): Always call adjust_address.
1553 Copy TARGET before changing its alias set.
1554 (store_field): Likewise, for TO_RTX.
1555 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1557 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1558 (find_placeholder): Return 0 if can't find object.
1559 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1562 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1564 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1566 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1568 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1569 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1570 (merge_blocks): Properly udpate life after making edge nonfallthru.
1571 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1573 2001-10-26 Kazu Hirata <kazu@hxi.com>
1575 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1577 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1579 * c-typeck.c (convert_arguments): When comparing for enumeral
1580 type equality, use TYPE_MAIN_VARIANT.
1581 * gcc.dg/Wconversion.c: New tests.
1583 2001-10-26 Kazu Hirata <kazu@hxi.com>
1585 * s390/s390.c: Fix comment typos.
1586 * s390/s390.h: Likewise.
1587 * s390/s390.md: Likewise.
1589 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1591 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1592 (walk_tree): Use it for tail calls where appropriate.
1594 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1596 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1597 non-local label_refs.
1599 2001-10-26 Kazu Hirata <kazu@hxi.com>
1601 * config/h8300/h8300.md (4 anonymous patterns): New.
1603 2001-10-26 Kazu Hirata <kazu@hxi.com>
1605 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1606 algorithm through the shift_info structure.
1607 (emit_a_shift): Update the use of get_shift_alg.
1609 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1611 * sched-rgn.c: Remove bitset typedef.
1612 Change bitset to sbitmap in prototypes / variable types.
1614 Remove edgeset_bits.
1615 Remove edgeset_size.
1616 s/BITSET_ADD/SET_BIT/g
1617 s/BITSET_INVERT/sbitmap_ones/g
1618 s/BITSET_INTER/sbitmap_a_and_b/g
1619 s/BITSET_UNION/sbitmap_a_or_b/g
1620 s/BITSET_DIFFER/sbitmap_difference/g
1621 s/bitset_member/TEST_BIT/g
1622 (BITSET_*): Removed.
1623 (bitset_member): Removed.
1624 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1625 EXECUTE_IF_SET_IN_SBITMAP.
1626 (split_edges): Rewrite, use sbitmap functions instead of bitset
1628 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1630 2001-10-26 Andreas Schwab <schwab@suse.de>
1632 * reload1.c (emit_input_reload_insns): Fix parens in last
1633 (undocumented) change that was supposed to change only whitespace.
1635 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1637 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1639 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1642 2001-10-26 Andreas Jaeger <aj@suse.de>
1644 * flow.c (clear_log_links): Remove unused variable.
1645 * cfgcleanup.c (cleanup_cfg): Likewise.
1647 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1649 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1650 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1652 2001-10-26 Richard Henderson <rth@redhat.com>
1654 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1655 rename PV_REG to R27_REG.
1656 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1657 (REG_CLASS_FROM_LETTER): Update.
1658 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1659 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1660 (udivsi3, modsi3, umodsi3): Likewise.
1661 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1663 2001-10-26 Richard Henderson <rth@redhat.com>
1665 * cfg.c (clear_aux_for_blocks): Split out of ...
1666 (free_aux_for_blocks): here.
1667 (clear_aux_for_edges): Split from ...
1668 (free_aux_for_edges): here.
1669 * basic-block.h: Declare them.
1670 * lcm.c (compute_antinout_edge): Use them.
1671 (compute_laterin, compute_available, compute_nearerout): Likewise.
1672 (optimize_mode_switching): Likewise.
1674 2001-10-26 Richard Henderson <rth@redhat.com>
1676 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1677 moving everything back to the main build directory.
1679 2001-10-26 Christopher Faylor <cgf@redhat.com>
1681 * config/i386/cygwin.h: Search target specfic include directory, if
1684 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1687 of macro guards. Fix #endif comment.
1689 * output.h (default_exception_section, default_eh_frame_section):
1690 Move prototypes outside of macro guard.
1692 * crtstuff.c: Fix #endif comment.
1694 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1696 * doc/md.texi (movMM): Clarify semantics of storing into a
1697 non-paradoxical SUBREG.
1699 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1701 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1702 (lang_hook_default_get_alias_set): Move next to other alias
1704 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1705 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1706 (LANG_HOOKS_INITIALIZER): Add it.
1707 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1708 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1709 instead of a loop calling poplevel.
1711 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1713 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1714 occurrences of #elif with #if...#endif.
1716 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1718 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1720 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1722 * alias.c (can_address_p): No longer static.
1723 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1724 Return 0 if all parameters are default values.
1725 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1726 (adjust_address_1): Try harder to compute a size.
1727 * expr.c (expand_assignment, store_constructor): If can't address,
1728 set MEM_KEEP_ALIAS_SET_P.
1729 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1730 (store_field): Likewise.
1731 (store_constructor): Simplify call to store_constructor_field.
1732 * expr.h (can_address_p): New declaration.
1733 * gensupport.c (gen_rtx_CONST_INT): New function.
1734 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1735 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1736 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1738 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1740 2001-10-24 Christopher Faylor <cgf@redhat.com>
1742 * config/i386/cygwin.h: Use proper path for mingw crt files when
1745 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1747 * dwarf2out.c (file_info_cmp): Always return consistent results.
1749 2001-10-24 Roger Sayle <roger@eyesopen.com>
1751 * stmt.c (expand_end_case): Index jumptables from zero for
1752 suitably small values of minval.
1754 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1756 * stor-layout.c (place_union_field): If any field was aligned with
1757 attribute aligned, set record type's TYPE_USER_ALIGN.
1758 (place_field): Likewise.
1759 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1760 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1762 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1764 * c-common.h (struct c_common_identifier): Remove rid_code field.
1765 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1767 * c-typeck.c (constructor_designated): New local flag.
1768 (struct constructor_stack): Add "designated" field to match.
1769 (start_init): Clear it.
1770 (really_start_incremental_init, push_init_level): Push and
1772 (pop_init_level): Pop it.
1773 (set_designator): Set it.
1775 (pop_init_level): Suppress "missing initializer" warnings if
1776 constructor_designated is true.
1777 (process_init_element): Suppress warning about union
1778 initialization under traditional C, if constructor_designated
1781 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1783 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1786 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1788 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1790 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1792 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1793 the node was already a set to a constant.
1795 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1797 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1798 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1800 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1803 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1804 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1805 * s390.c (s390_final_chunkify): Don't use string concatenation.
1806 (s390_function_prologue, s390_function_epilogue): Const-ify.
1807 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1809 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1811 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1814 2001-10-23 Stan Shebs <shebs@apple.com>
1816 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1817 -traditional-cpp in first-stage compilation.
1819 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1821 * gensupport.c (target_flags): Add.
1823 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1825 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1827 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1828 * except.c (expand_builtin_frob_return_addr): Likewise.
1829 (expand_builtin_eh_return): Likewise.
1830 * stmt.c (expand_computed_goto): Likewise.
1831 * explow.c (memory_address): Likewise.
1832 (allocate_dynamic_stack_space): Clean up predicate testing.
1833 (probe_stack_range): Convert SIZE to Pmode.
1834 * calls.c (rtx_for_function_call): Only call convert_memory_address
1836 Pass function call operand as ptr_mode, not Pmode.
1837 * expr.c (expand_assignment): Clean up calls to convert_memory
1838 address by only doing so when needed and making offsets Pmode.
1839 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1840 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1841 is in Pmode, not ptr_mode.
1843 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1845 * darwin-protos.h (constructor_section, destructor_section,
1846 mod_init_section, mod_term_section): Prototype.
1847 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1849 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1851 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1852 objc_section_init declaration.
1853 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1854 (objc_section_init, try_section_alias): Make static.
1855 (alias_section): Make static and hide unused function.
1856 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1858 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1860 * alias.c (can_address_p): Compnonents are not addressable if
1861 the containing type has alias set 0.
1862 (get_alias_set): Rework to use STRIP_NOPS.
1863 Only call front-end routine on object, type, or object with
1864 NOPs stripped, not inner values.
1865 Use language hook to call front-end routine.
1866 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1867 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1868 Don't pass alignment to emit_block_move.
1869 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1870 (expand_builtin_memset): Likewise, but for clear_storage.
1871 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1872 and remove C++ specific parts.
1873 * c-common.h (c_common_get_alias_set): Add declaration.
1874 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1875 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1876 (save_fixed_argument_area): Call set_mem_align.
1877 Remove alignment in call to emit_block_move.
1878 (emit_library_call_value_1, store_one_arg): Likewise.
1879 (target_for_arg): Remove; disabled long ago.
1880 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1881 once and similar cleanups.
1882 (offset_address): Use proper introductory comment.
1883 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1884 from explicit operand; all callers changed.
1885 (clear_storage): Likewise.
1886 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1887 (store_field): Remove kludge on alias set used for to_rtx.
1888 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1889 (expand_expr_unaligned): Call set_mem_attributes instead of
1891 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1892 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1893 (expand_function_end): Track MEM attributes of trampolines.
1894 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1895 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1896 attributes from original.
1897 * langhooks.c (lang_hook_default_get_alias_set): New function.
1898 (hook_get_alias_set_0): New function.
1899 * langhooks.h (hook_get_alias_set_0): New declaration.
1900 (lang_hook_default_get_alias_set): Likewise.
1901 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1902 * reload1.c (alter_reg): Use adjust_address_nv.
1903 * rtl.c (get_mode_alignment): Moved to here.
1904 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1905 change default if unknown from 1 to BITS_PER_UNIT.
1906 * stor-layout.c (get_mode_alignment): Remove from here.
1907 * toplev.h (struct lang_hoks): Add get_alias_set field.
1908 * tree.h (lang_get_alias_set): Delete declaration.
1909 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1910 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1911 (ix86_va_arg): Likewise.
1912 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1913 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1914 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1915 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1916 (expand_block_move_mem): Remove dead code.
1918 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1920 * c-common.c (warn_div_by_zero): New.
1921 * c-common.h (warn_div_by_zero): New.
1922 * c-decl.c (c_decode_option): Take it on the command line.
1923 * c-typeck.c (build_binary_op): Warn about division by zero.
1924 * doc/invoke.texi: Document the new command line option, fix
1925 documentation of -Wmultichar.
1926 * testsuite/gcc.dg/divbyzero.c: New tests.
1927 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1929 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1931 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1933 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1934 to avoid update_life_info call.
1935 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1936 * cfgcleanup.c (bb_flags): New enum.
1937 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1938 (notice_new_block, update_forwarder_flag): New functions.
1939 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1940 (try_forward_edges): Likewise; update flags.
1941 (merge_blocks): Likewise.
1942 (outgoing_edges_match): Likewise.
1943 (try_crossjump_to_edge): Likewise.
1944 (try_optimize_cfg): Likewise; initialize and clear the flags;
1945 recompute life info if needed.
1946 (cleanup_cfg): No need to clear aux pointers.
1948 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1950 * config/i386/i386.c (override_options): Default to minimum
1951 stack alignment when optimizing for code size.
1952 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1955 * config/i386/i386.c (override_options): Set upper limit of
1956 -mpreferred-stack-boundary to 12.
1958 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1960 * recog.c (peephole2_optimize): Add default case to switch.
1962 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1964 * doc/gcc.texi (Sending Patches): Remove.
1966 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1968 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1969 fields when comparing.
1971 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1973 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1974 * arm.c (HOST_INT, HOST_UINT): Likewise.
1976 2001-10-22 Stan Shebs <shebs@apple.com>
1978 * config/darwin-protos.h (darwin_exception_section): Declare.
1979 (darwin_eh_frame_section): Declare.
1981 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1983 * i386.md (movti_rex64): Fix mode.
1985 2001-10-22 Stan Shebs <shebs@apple.com>
1987 * target.h (struct gcc_target): Add asm_out.exception_section,
1988 asm_out.eh_frame_section.
1989 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1990 (TARGET_ASM_EH_FRAME_SECTION): New.
1991 (TARGET_INITIALIZER): Update.
1992 * output.h (default_exception_section): Declare.
1993 (default_eh_frame_section): Declare.
1994 * dwarf2out.c: Include target.h.
1995 (output_call_frame_info): Call target hook for eh frames.
1996 (default_eh_frame_section): New function.
1997 * except.c: Include target.h.
1998 (output_function_exception_table): Call target hook for exception
2000 * varasm.c (default_exception_section): Rename from
2001 exception_section, remove EXCEPTION_SECTION macro.
2003 * config/darwin.h (darwin_eh_frame_section): New function.
2004 (EXCEPTION_SECTION): Remove.
2005 (TARGET_ASM_EXCEPTION_SECTION): Define.
2006 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2007 (nextstep_exception_section): New function.
2008 (nextstep_eh_frame_section): New function.
2009 (TARGET_ASM_EXCEPTION_SECTION): Define.
2010 (TARGET_ASM_EH_FRAME_SECTION): Define.
2012 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2013 (TARGET_ASM_EXCEPTION_SECTION): Define.
2014 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2015 (EXCEPTION_SECTION): Remove.
2016 (TARGET_ASM_EXCEPTION_SECTION): Define.
2017 * config/stormy16/stormy16.h: Remove comments referencing
2018 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2020 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2021 TARGET_ASM_EH_FRAME_SECTION.
2023 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2025 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2028 * c-format.c: Fix spelling typo in comment.
2030 * sched-int.h: Fix typo in GCC preamble.
2032 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2035 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2037 2001-10-22 Richard Henderson <rth@redhat.com>
2039 * config/i386/i386.c (ix86_expand_clear): New.
2040 * config/i386/i386-protos.h: Declare it.
2041 * config/i386/i386.md (setcc peep2s): Use it.
2042 (movsi_xor): Unexport.
2044 2001-10-22 Richard Henderson <rth@redhat.com>
2046 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2047 free_EXPR_LIST_list for LOG_LINKS.
2049 2001-10-21 Robert Lipe <robertlipe@usa.net>
2051 * config/i386/i386.c (sco_asm_named_section): Delete.
2052 (sco_asm_out_constructor): Delete.
2053 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2054 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2055 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2056 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2057 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2059 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2061 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2062 and/or fold extra calls into fewer ones.
2063 * collect2.c (dump_file): Likewise.
2064 * cppexp.c (parse_number): Likewise.
2065 * cpplex.c (_cpp_lex_direct): Likewise.
2066 * final.c (output_asm_insn, asm_fprintf): Likewise.
2067 * fix-header.c (inf_scan_ident, main): Likewise.
2068 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2070 * fold-const.c (real_hex_to_f): Likewise.
2071 * gen-protos.c (parse_fn_proto): Likewise.
2072 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2073 * genrecog.c (change_state, write_action): Likewise.
2074 * gensupport.c (shift_output_template): Likewise.
2075 * local-alloc.c (requires_inout): Likewise.
2076 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2077 * protoize.c (is_id_char, main): Likewise.
2078 * real.c (asctoeg): Likewise.
2079 * recog.c (asm_operand_ok): Likewise.
2080 * reload.c (find_reloads): Likewise.
2081 * scan.c (scan_identget_token): Likewise.
2082 * sched-vis.c (print_value): Likewise.
2083 * stringpool.c (ggc_alloc_string): Likewise.
2084 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2085 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2086 * tradcpp.c (rescan): Likewise.
2087 * tree.c (clean_symbol_name): Likewise.
2088 * varasm.c (decode_reg_name): Likewise.
2090 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2091 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2092 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2093 * m88k.c (output_ascii): Likewise.
2094 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2095 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2096 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2097 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2099 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2101 * langhooks.c (lang_hook_default_do_nothing,
2102 lang_hook_default_decode_option): New defaults.
2103 * langhooks.h: Make hooks unconditional and non-NULL.
2104 * toplev.c (compile_file, toplev_main): Update.
2105 * toplev.h: Update comments.
2106 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2108 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2110 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2112 * system.h (IN_RANGE): New macro.
2114 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2116 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2117 INTLDEPS variable, which does not include $LIBICONV.
2118 * Makefile.in: Use INTLDEPS in LIBDEPS.
2119 * configure: Regenerate.
2121 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2123 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2124 * cpplex.c (lex_percent, lex_dot): Remove.
2125 (get_effective_char, skip_block_comment, skip_line_comment,
2126 parse_identifier_slow, parse_number, parse_string, save_comment,
2127 _cpp_lex_direct): Update to do lookback freely.
2128 (IF_NEXT_IS, BACKUP): New macros.
2129 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2130 * cppmacro.c (paste_tokens): Update.
2132 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2134 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2136 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2138 * reload1.c (reload): Check CONSTANT_P before calling
2139 LEGITIMATE_PIC_OPERAND_P.
2140 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2141 workaround of 2001-10-13.
2143 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2145 * i386.c (split_di): Handle splitting of DFmode.
2147 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2149 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2150 (adjust_address_1, offset_address): Likewise.
2152 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2153 (output_asm_insn): Call it for each line output.
2154 Don't record an operand more than once.
2156 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2157 * main.c: Include config.h and system.h, but not ansidecl.h.
2158 * Makefile.in (main.o): Update accordingly.
2160 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2162 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2164 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2166 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2167 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2169 (find_sub_basic_blocks): ... here;
2170 (find_many_sub_basic_blocks): New.
2171 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2173 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2175 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2177 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2179 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2180 * flow.c (update_life_info): Measure time.
2181 * c-decl.c: Include timevar.h
2182 (c_expand_body): Measure time.
2183 * toplev.c (rest_of_compilation): Measure time of mode switching
2185 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2187 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2188 (lang_independent_options): Add asynchronous-unwind-tables
2189 (toplev_main): flag_asynchronous_unwind_tables implies
2191 * flags.h (flag_asynchronous_unwind_tables): Declare.
2192 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2193 flag_asynchronous_unwind_tables.
2194 (output_call_frame_info): Likewise.
2195 * invoke.texi (-fasynchronous-unwind-tables): Document.
2196 * i386.c (optimization_options): Enable
2197 flag_asynchronous_unwind_tables.
2199 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2200 * i386.md (s* expanders): Destination is QImode.
2202 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2203 * rtl.h (clear_log_links): Kill.
2204 * flow.c (clear_log_links): Make static; accept blocks parameter;
2205 do no clear life info.
2206 (update_life_info): Call clear_log_links.
2208 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2210 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2212 * cpplex.c (handle_newline, skip_escaped_newlines,
2213 get_effective_char, skip_block_comment, skip_line_comment,
2214 parse_identifier_slow, parse_number, parse_string,
2215 _cpp_lex_direct): Update to do more stepping back.
2216 (trigraph_ok): Similarly. Rename trigraph_p.
2217 (SAVE_STATE, RESTORE_STATE): Remove.
2218 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2220 * cpplib.c (destringize): Rename destringize_and_run, and
2221 call run_directive directly.
2222 (_cpp_do__Pragma): Simplify.
2224 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2226 * pe.c (arm_pe_unique_section): Const-ify.
2227 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2228 (switch_to_section): Add static prototype.
2230 * output.h (drectve_section): Prototype.
2232 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2234 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2235 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2236 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2237 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2238 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2239 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2240 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2241 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2242 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2243 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2244 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2245 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2246 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2247 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2248 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2249 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2250 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2251 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2252 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2253 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2254 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2255 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2256 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2257 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2258 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2259 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2260 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2261 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2262 v850-*-*): Delete superflous ${cpu_type} setting.
2263 * config/linux.h: Delete svr4.h include.
2264 (SET_ASM_OP): Delete.
2265 * config/netware.h (INT_ASM_OP): Undef before define.
2266 * config/ptx4.h: Delete elfos.h include.
2267 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2268 * config/svr4.h: Delete elfos.h include. Update commentary.
2269 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2270 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2271 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2272 config/v850/v850.h: Delete svr4.h include.
2273 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2274 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2275 config/sparc/sysv4.h: Update includes.
2276 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2277 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2278 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2279 config/m88k/dguxbcs.h: Delete includes.
2280 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2281 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2282 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2284 * config/m88k/dgux.h: Delete include.
2285 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2287 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2288 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2289 * config/sh/elf.h: Update include.
2290 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2291 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2293 2001-10-19 Catherine Moore <clm@redhat.com>
2295 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2296 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2297 base and count fields.
2298 (stormy16_expand_builtin_va_start): last_reg_count changed to
2299 size_of_reg_args. Use count + size in first comparison.
2301 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2303 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2304 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2305 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2306 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2307 Set alignment from type if INDIRECT_REF.
2308 (adjust_address_1, offset_address): Simplify alignment compuitation.
2309 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2310 here; done by set_mem_attributes.
2312 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2314 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2315 * arm-protos.h (rdata_section, zero_init_section, common_section):
2317 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2318 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2319 traditional mode stringification.
2320 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2321 in macros controling its use.
2322 * rtlanal.c: Include tm_p.h.
2323 * varasm.c (asm_output_aligned_bss): Mark parameter with
2325 (assemble_constant_align, assemble_start_function, assemble_align,
2326 assemble_variable, assemble_trampoline_template,
2327 output_constant_def_contents): Wrap potentially empty if-stmt body
2330 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2332 * a29k-protos.h (literal_section): Prototype.
2333 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2334 * a29k.md: Ensure function pointers are prototyped.
2335 * genattrtab.c (write_eligible_delay): Mark parameter with
2338 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2340 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2341 * 1750a.c (print_operand): Fix format specifier warning.
2342 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2343 * 1750a.md: Likewise.
2344 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2345 * genemit.c (output_add_clobbers): Mark parameter with
2347 * genrecog.c (write_subroutine): Likewise.
2348 * integrate.c (expand_inline_function): Delete unused variable.
2349 * varasm.c (remove_from_pending_weak_list): Wrap with
2352 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2354 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2355 field is different to previous argument's neg field.
2357 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2359 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2361 * final.c (get_decl_from_op): New function.
2362 (output_asm_insn): Call it; write "*" when item with decl is address.
2364 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2366 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2367 about 64-bit support from the 3.0_branch version.
2369 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2371 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2372 USE_INCLUDED_LIBINTL when appropriate.
2373 * configure, config.in: Regenerate.
2374 * Makefile.in (datadir): Set to @datadir@.
2375 (intl.o): Also depend on $(CONFIG_H) and system.h.
2377 * intl.c: Factor out common gettext initialization sequence.
2378 (gcc_init_libintl): New function.
2379 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2380 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2381 off NLS. Add multiple include guard. No need to #ifdef-guard
2382 an #undef. Prototype gcc_init_libintl here.
2384 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2385 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2386 Use gcc_init_libintl.
2388 2001-10-19 Catherine Moore <clm@redhat.com>
2390 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2392 * config/stormy16/stormy16.c (stormy16_split_move): Make
2393 sure that REG_INC notes are present for auto_inc operands.
2395 2001-10-19 Andreas Jaeger <aj@suse.de>
2397 * configure: Regenerated.
2398 * configure.in: Add x86_64 to switch statements.
2400 2001-10-18 Richard Henderson <rth@redhat.com>
2402 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2403 address into $27 explicitly.
2404 (sibcall_value_osf_1): Likewise.
2406 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2408 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2409 (offset_address): New function.
2410 (free_emit_status): Free regno_decl.
2411 (init_emit): Pass proper number of elements to xcalloc.
2412 Allocate regno_decl.
2413 (mark_emit_status): Mark regno_decl values.
2414 * expr.c (highest_pow2_factor): New function.
2415 (expand_assigment): Use it and offset_address.
2416 Properly handle ptr_mode vs. Pmode in offset calculation.
2417 (store_constructor, expand_expr_unaligned): Likewise.
2418 (expand_expr, case COMPONENT_EXPR): Likewise.
2419 * expr.h (offset_address): New decl.
2420 * function.h (struct emit_status): Add regno_decl.
2421 (REGNO_DECL): New macro.
2422 * final.c (output_asm_name): Move in file and don't conditionalize
2423 on flag_print_asm_name.
2424 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2425 Output names of operands, if known.
2426 * function.c (assign_parms): Set REGNO_DECL.
2427 * integrate.c (integrate_decl_tree): Likewise.
2428 * stmt.c (expand_decl): Likewise.
2429 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2431 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2433 * attribs.c (handle_noinline_attribute): New function.
2434 (handle_used_attribute): Likewise.
2435 (c_common_attribute_table): Added noinline and used.
2436 * doc/extend.texi (Function Attributes): Document them.
2437 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2438 Warn when merging inline with attribute noinline.
2439 (start_decl, start_function): Warn if inline and attribute
2440 noinline appear in the same declaration.
2442 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2444 * config.gcc: Update c4x and i370 for C front end-specific
2446 * config/c4x/c4x-c.c: New.
2447 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2448 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2450 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2451 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2453 (c4x_init_pragma): Remove.
2454 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2455 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2456 c4x_pr_ignored): Move to c4x-c.c.
2457 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2458 * config/c4x/t-c4x: Update.
2459 * config/i370/i370-c.c: New.
2460 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2461 (i370_pr_map): Move to i370-c.c.
2462 * config/i370/t-i370: New.
2464 * doc/tm.texi: Update.
2466 2001-10-17 Stan Shebs <shebs@apple.com>
2468 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2469 typo fixes throughout.
2470 (machopic_output_stub): Remove some dead code.
2472 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2474 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2477 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2479 * Makefile.in (print-rtl.o): Depend on TREE_H.
2480 * alias.c (get_alias_set): Make two passes over objects to first
2481 see if inner object is access via restricted pointer.
2482 Defer allocating alias set for restricted pointer until here.
2483 Call find_placeholder with second arg nonzero.
2485 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2486 set for restricted pointer types.
2487 * emit-rtl.c (set_mem_attributes): Set more attributes.
2488 (set_mem_align, change_address, adjust_address_1): New functions.
2489 (change_address_1): Now static.
2490 (adjust_address, adjust_address_nv): Deleted.
2491 (replace_equiv_address): Call change_address_1.
2492 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2493 (find_placeholder): Get starting point from PLIST arg.
2494 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2495 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2496 (adjust_address, adjust_address_nv): New macros.
2497 * print-rtl.c (tree.h): New include.
2498 (print_rtx, case MEM): Print all memory attributes.
2500 2001-10-17 Richard Henderson <rth@redhat.com>
2502 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2504 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2506 * c-tree.texi: Eliminate duplicated word.
2507 * cpp.texi: Likewise.
2508 * install.texi: Likewise.
2509 * invoke.texi: Likewise.
2510 * tm.texi: Likewise.
2512 2001-10-17 Michael Collison <collison@isisinc.net>
2514 * dsp16xx.c: Fix comment formatting to match GNU standards.
2515 (dsp16xx_output_function_prologue): Change type of 'size'
2516 parameter from 'int' to HOST_WIDE_INT.
2517 (dsp16xx_output_function_epilogue): Change type of 'size'
2518 parameter from 'int' to HOST_WIDE_INT.
2520 2001-10-16 Richard Henderson <rth@redhat.com>
2522 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2523 * configure, config.in: Rebuild.
2525 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2526 (ix86_output_addr_diff_elt): New.
2527 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2528 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2529 (JUMP_TABLES_IN_TEXT_SECTION): New.
2530 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2531 * config/i386/i386-protos.h: Update.
2533 * config/i386/386bsd.h, config/i386/beos-elf.h,
2534 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2535 config/i386/i386-interix.h, config/i386/i386elf.h,
2536 config/i386/linux.h, config/i386/netbsd-elf.h,
2537 config/i386/netbsd.h, config/i386/openbsd.h,
2538 config/i386/ptx4-i.h, config/i386/rtemself.h,
2539 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2540 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2542 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2544 * stmt.c (expand_asm_operands): Update commentary.
2546 2001-10-16 Stan Shebs <shebs@apple.com>
2548 * config/darwin.h (GCC_NAME): Remove, no longer used.
2549 (NO_MATH_LIBRARY): Ditto.
2550 (MATH_LIBRARY): Define to emptiness.
2551 (DWARF2_DEBUGGING_INFO): Define.
2552 (PREFERRED_DEBUGGING_TYPE): Define.
2553 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2554 (EXCEPTION_SECTION): Define.
2555 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2556 * config/darwin.c (darwin_encode_section_info): Handle case of
2557 DECL_INITIAL being error_mark_node.
2559 2001-10-16 Richard Henderson <rth@redhat.com>
2561 * alpha.c (current_file_function_operand): Don't fail for profiling.
2562 (direct_call_operand): New.
2563 * alpha-protos.h: Declare it.
2564 * alpha.h (EXTRA_CONSTRAINT): Use it.
2565 (PREDICATE_CODES): Add it.
2566 (ASM_OUTPUT_MI_THUNK): Remove.
2567 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2568 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2570 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2572 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2573 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2575 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2577 * cfg.c (free_edge): Break out from ....
2578 (remove_edge): ... here.
2579 (clear_edges): Use free_edge.
2581 * att.h (ASM_QUAD): Add comment.
2582 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2584 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2586 * i386.c (split_ti): New function.
2587 (ix86_split_to_parts): Support TImodes.
2588 * i386.h (VALID_INT_MODE_P): Add TImode.
2589 * i386.md (movdi splitter): Fix.
2590 (movti): Support 64bit integer registers.
2591 (movti_rex64): New function and splitter.
2593 * i386.c (*_cost): Add movsx/movzx cost.
2594 * i386.h (struct processor_costs): Add movsx/movzx fields.
2595 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2596 64bit operations require split on 64bit machine.
2597 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2599 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2600 (ix86_expand_move): Avoid pushes of memory if size does not match;
2601 move long constants to register.
2602 (x86_initialize_trampoline): Fix mode.
2603 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2604 Use ASM_QUAD on 64bit.
2605 * i386.md (test pattern): Disallow impossible constants.
2606 (tablejump PIC expander): Fix emitting of sum.
2607 (movdicc_rex64): Rename to movdicc.
2608 * linux64.h (LINK_SPEC): Add missing '%'.
2610 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2612 * tree-inline.c (inlinable_function_p): Leave it up to the
2613 front-end to turn -finline-functions into DECL_INLINE set for all
2616 2001-10-16 Stan Shebs <shebs@apple.com>
2618 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2620 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2622 * recog.c: Formatting and comment typo fixes.
2624 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2625 version in single tree build.
2626 * configure: Regenerate.
2628 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2630 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2631 MODE arguments to gen_rtx and compare operand with const0_rtx.
2633 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2635 * system.h: Poison old unused target macros.
2636 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2637 * config/stormy16/stormy16.c: Update references to obsolete macros.
2638 * config/stormy16/stormy16.h: Similarly.
2639 * config/stormy16/stormy16.md: Similarly.
2640 * config/cris/cris.h: Similarly.
2642 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2644 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2645 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2646 cpp_register_pragma): Update accordingly.
2648 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2650 * c-pragma.h (cpp_register_pragma_space): Remove.
2651 * cpplib.h (cpp_register_pragma_space): Remove.
2652 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2653 (cpp_register_pragma_space): Remove.
2654 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2656 (do_pragma): Similarly.
2657 (_cpp_init_internal_pragmas): Don't register namespaces.
2659 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2660 Don't register namespaces.
2661 * cp/lex.c (init_cp_pragma): Similarly.
2662 * doc/tm.texi: Update.
2664 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2667 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2669 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2671 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2672 add scheduling support.
2673 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2674 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2675 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2678 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2680 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2681 missing CONSTANT_P test in core GCC.
2683 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2685 * cppmain.c (struct printer): New member source.
2686 (scan_translation_unit): Fix spacing at start of lines.
2687 (cb_line_change): Update.
2689 * gcc.dg/cpp/spacing2.c: New test.
2691 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2693 * config/cris/arit.c: Use __builtin_labs, not abs.
2695 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2697 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2698 misplaced sprintf and fprintf argument.
2700 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2702 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2703 * configure.in, Makefile.in: Take out obsolete check-po logic.
2704 * configure, config.in: Regenerate.
2706 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2708 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2709 symtab declarations.
2711 2001-10-12 Stan Shebs <shebs@apple.com>
2713 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2714 declarations of arguments and local variables.
2716 2001-10-12 Christopher Faylor <cgf@redhat.com>
2718 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2719 ENDFILE_SPEC definition.
2721 2001-10-12 Kazu Hirata <kazu@hxi.com>
2723 * gthr-dce.h: Fix comment formatting.
2724 * gthr-posix.h: Likewise.
2725 * gthr-single.h: Likewise.
2726 * gthr-solaris.h: Likewise.
2727 * gthr-vxworks.h: Likewise.
2728 * gthr-win32.h: Likewise.
2730 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2732 * final.c (output_asm_insn): Make sure assembly dialects are
2733 terminated, not nested. Output `|' and `}' characters if they
2734 don't appear inside assembly dialect selection.
2735 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2736 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2737 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2738 strsetsi_rex_1): Add {} braces.
2740 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2742 * toplev.c (compile_file): Ignore return value from yyparse.
2743 Always pop any nested binding levels after yyparse returns.
2745 2001-10-11 Richard Henderson <rth@redhat.com>
2747 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2749 2001-10-11 Richard Henderson <rth@redhat.com>
2751 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2752 fall back to add_AT_long_long for large CONST_INT.
2754 2001-10-11 Richard Henderson <rth@redhat.com>
2756 * config/i386/i386.md (setcc splitters): Add four splitters to
2757 simplify compound compares that simplify_comparison can't handle.
2759 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2761 * cpplex.c (digraph_spellings, token_spellings): Make static.
2763 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2765 * unroll.c (loop_iterations): Fixup last patch.
2767 2001-10-11 Richard Henderson <rth@redhat.com>
2769 * rtl.h (REG_VTABLE_REF): New.
2770 * rtl.c (reg_note_name): Add it.
2771 * combine.c (distribute_notes): Handle it.
2772 * final.c (final_scan_insn): Handle it.
2773 * tree.def (VTABLE_REF): New.
2774 * expr.c (expand_expr): Handle it.
2775 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2776 * output.h: Declare them.
2778 2001-10-11 Richard Henderson <rth@redhat.com>
2780 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2783 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2785 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2786 available in 64-bit mode.
2788 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2790 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2791 cris-*-linux* cases.
2792 * config/cris/cris-protos.h: New file.
2793 * config/cris/cris.c: New file.
2794 * config/cris/cris.h: New file.
2795 * config/cris/cris.md: New file.
2796 * config/cris/linux.h: New file.
2797 * config/cris/aout.h: New file.
2798 * config/cris/arit.c: New file.
2799 * config/cris/cris_abi_symbol.c: New file.
2800 * config/cris/mulsi3.asm: New file.
2801 * config/cris/t-aout: New file.
2802 * config/cris/t-cris: New file.
2803 * config/cris/t-elfmulti: New file.
2804 * config/cris/t-linux: New file.
2805 * doc/invoke.texi: Add CRIS options.
2806 * doc/install.texi (Specific): Add blurb for CRIS.
2808 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2810 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2812 * config/float/i32.h: Likewise.
2813 * config/float-i386.h: Likewise.
2814 * config/float-i64.h: Likewise.
2815 * config/float-m68k.h: Likewise.
2816 * config/float-sh.h: Likewise.
2817 * config/float-sparc.h: Likewise.
2819 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2821 * doc/contrib.texi: Add note about CRIS port to my entry.
2823 2001-10-11 Kazu Hirata <kazu@hxi.com>
2825 * basic-block.h: Fix formatting.
2826 * bitmap.h: Likewise.
2827 * cpplib.h: Likewise.
2828 * c-tree.h: Likewise.
2829 * diagnostic.h: Likewise.
2830 * flags.h: Likewise.
2832 * longlong.h: Likewise.
2834 * reload.h: Likewise.
2838 2001-10-10 Richard Henderson <rth@redhat.com>
2840 * c-parse.in (asm_operand): Allow named operands.
2841 * genconfig.c (max_recog_operands): Set to 29.
2842 * local-alloc.c (requires_inout): Skip multiple digits.
2843 * recog.c (asm_operand_ok): Likewise.
2844 (preprocess_constraints): Use strtoul for matching constraints.
2845 (constrain_operands): Likewise.
2846 * regmove.c (find_matches): Likewise.
2847 * reload.c (find_reloads): Likewise.
2848 * stmt.c (parse_output_constraint): Don't reject in-out
2849 constraint on operands > 9. Reject '[' in constraint.
2850 (expand_asm_operands): Handle named operands. Use strtoul
2851 for matching constraints.
2852 (check_operand_nalternatives): Split out from expand_asm_operands.
2853 (check_unique_operand_names): New.
2854 (resolve_operand_names, resolve_operand_name_1): New.
2856 * doc/extend.texi (Extended Asm): Document named operands.
2857 * doc/md.texi (Simple Constraints): Document matching constraints
2860 2001-10-10 Richard Henderson <rth@redhat.com>
2862 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2864 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2865 (jcc splitters): Add two splitters to simplify compound compares
2866 that simplify_comparison can't handle.
2868 2001-10-10 Richard Henderson <rth@redhat.com>
2870 * langhooks.c: Include langhooks.h.
2871 * Makefile.in (langhooks.o): Depend on it.
2873 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2875 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2876 should not be considered as a no-op.
2877 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2879 2001-10-10 Stan Shebs <shebs@apple.com>
2881 * alias.c: Remove uses of "register" specifier in declarations
2882 of arguments and local variables.
2883 * c-common.c: Ditto.
2884 * c-convert.c: Ditto.
2886 * c-format.c: Ditto.
2887 * c-semantics.c: Ditto.
2888 * c-typeck.c: Ditto.
2889 * caller-save.c: Ditto.
2892 * cfgbuild.c: Ditto.
2894 * collect2.c: Ditto.
2898 * cppfiles.c: Ditto.
2901 * defaults.h: Ditto.
2903 * dwarf2out.c: Ditto.
2904 * dwarfout.c: Ditto.
2905 * emit-rtl.c: Ditto.
2910 * fix-header.c: Ditto.
2911 * floatlib.c: Ditto.
2913 * fold-const.c: Ditto.
2914 * function.c: Ditto.
2917 * gen-protos.c: Ditto.
2918 * genattrtab.c: Ditto.
2919 * gencheck.c: Ditto.
2920 * genconfig.c: Ditto.
2922 * genextract.c: Ditto.
2923 * genflags.c: Ditto.
2924 * gengenrtl.c: Ditto.
2925 * genoutput.c: Ditto.
2927 * genrecog.c: Ditto.
2928 * gensupport.c: Ditto.
2932 * haifa-sched.c: Ditto.
2933 * hard-reg-set.h: Ditto.
2935 * integrate.c: Ditto.
2938 * local-alloc.c: Ditto.
2940 * mips-tdump.c: Ditto.
2941 * mips-tfile.c: Ditto.
2944 * print-rtl.c: Ditto.
2945 * read-rtl.c: Ditto.
2948 * reg-stack.c: Ditto.
2949 * regclass.c: Ditto.
2954 * resource.c: Ditto.
2958 * sched-deps.c: Ditto.
2959 * sched-rgn.c: Ditto.
2961 * simplify-rtx.c: Ditto.
2963 * stor-layout.c: Ditto.
2970 * xcoffout.c: Ditto.
2972 2001-10-10 Richard Henderson <rth@redhat.com>
2974 * rtl.h (can_reverse_comparison_p): Remove.
2976 2001-10-10 Christopher Faylor <cgf@redhat.com>
2978 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2981 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2983 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2984 (Thanks to Chris Faylor for suggesting macro name).
2985 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2987 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2988 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2989 (MATH_LIBRARY): Undef before definition.
2990 (OUTPUT_QUOTED_STRING): Likewise.
2991 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2993 2001-10-10 Richard Henderson <rth@redhat.com>
2995 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2996 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2997 a tristate comparison value.
2998 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3000 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3003 * unroll.c (loop_iterations): Ignore insns generated by loop
3006 * config.gcc (mips*-*-gnu*): Delete support.
3007 * config/mips/gnu.h: Remove.
3009 2001-10-10 Kazu Hirata <kazu@hxi.com>
3011 * calls.c: Fix formatting.
3012 * c-decl.c: Likewise.
3013 * cfgcleanup.c: Likewise.
3014 * combine.c: Likewise.
3015 * cppfiles.c: Likewise.
3016 * cpplib.c: Likewise.
3017 * cppmacro.c: Likewise.
3018 * crtstuff.c: Likewise.
3020 * dwarf2out.c: Likewise.
3021 * expmed.c: Likewise.
3023 * fold-const.c: Likewise.
3024 * function.c: Likewise.
3026 * genattrtab.c: Likewise.
3027 * ggc-page.c: Likewise.
3028 * integrate.c: Likewise.
3029 * libgcc2.c: Likewise.
3031 * optabs.c: Likewise.
3032 * profile.c: Likewise.
3033 * protoize.c: Likewise.
3035 * recog.c: Likewise.
3036 * reload1.c: Likewise.
3037 * reload.c: Likewise.
3038 * reorg.c: Likewise.
3039 * resource.c: Likewise.
3040 * sched-rgn.c: Likewise.
3041 * sdbout.c: Likewise.
3043 * toplev.c: Likewise.
3044 * varasm.c: Likewise.
3046 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3048 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3049 * Makefile.in (langhooks.o): Add dependencies.
3051 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3053 * rs6000.c (rs6000_emit_load_toc_table): Don't
3054 strdup the toc label.
3055 (create_TOC_reference): Likewise.
3057 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3059 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3062 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3064 * config/i386/i386.c (ix86_attribute_table): Correct
3065 min_len, max_len fields for dllimport, dllexport and shared.
3067 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3069 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3070 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3071 Consistently use "nonzero" instead of "non-zero".
3073 2001-10-09 Kazu Hirata <kazu@hxi.com>
3075 * acconfig.h: Fix comment formatting.
3076 * c-dump.h: Likewise.
3077 * c-tree.h: Likewise.
3078 * conditions.h: Likewise.
3080 * function.h: Likewise.
3082 * hwint.h: Likewise.
3083 * integrate.h: Likewise.
3086 * optabs.h: Likewise.
3088 2001-10-09 Kazu Hirata <kazu@hxi.com>
3090 * c-common.h: Fix comment formatting.
3091 * c-dump.c: Likewise.
3093 * diagnostic.h: Likewise.
3094 * except.c: Likewise.
3096 * gcov-io.h: Likewise.
3097 * genattrtab.c: Likewise.
3098 * output.h: Likewise.
3099 * predict.h: Likewise.
3100 * reload1.c: Likewise.
3101 * reload.h: Likewise.
3102 * resource.h: Likewise.
3104 * system.h: Likewise.
3106 * tree-inline.c: Likewise.
3107 * tsystem.h: Likewise.
3108 * varasm.c: Likewise.
3109 * xcoffout.h: Likewise.
3111 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3113 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3115 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3117 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3118 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3119 config/i386/netware.h, config/mcore/gfloat.h,
3120 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3121 config/netware.h, gccbug.in: Update FSF address.
3123 2001-10-09 Kazu Hirata <kazu@hxi.com>
3125 * c-common.c: Fix comment typos.
3126 * cfgrtl.c: Likewise.
3127 * collect2.c: Likewise.
3128 * cpplex.c: Likewise.
3129 * doloop.c: Likewise.
3130 * dwarf2out.c: Likewise.
3131 * dwarfout.c: Likewise.
3133 * fold-const.c: Likewise.
3137 * global.c: Likewise.
3138 * ifcvt.c: Likewise.
3140 * optabs.c: Likewise.
3141 * protoize.c: Likewise.
3142 * regclass.c: Likewise.
3143 * reorg.c: Likewise.
3147 * doc/cpp.texi: Likewise.
3148 * doc/c-tree.texi: Likewise.
3149 * doc/extend.texi: Likewise.
3150 * doc/invoke.texi: Likewise.
3151 * doc/objc.texi: Likewise.
3152 * doc/tm.texi: Likewise.
3154 2001-10-08 Richard Henderson <rth@redhat.com>
3156 * varasm.c (set_named_section_flags): Initialize "declared".
3158 2001-10-08 Robert Lipe <robertlipe@usa.net>
3160 * varasm.c (struct in_named_entry): Add declared.
3161 (named_section_first_declaration): New function.
3162 (default_elf_asm_named_section): Use it.
3163 * output.h (named_section_first_declaration): New.
3165 2001-10-08 Richard Henderson <rth@redhat.com>
3167 * i386.md (movsi_xor): Export.
3168 (setcc peep2): Use it when available; add an alternative to
3169 match zero_extendhisi2_and.
3171 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3173 * romp-protos.h (romp_initialize_trampoline): New function.
3174 * romp.c (romp_initialize_trampoline): Likewise.
3175 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3176 romp_initialize_trampoline.
3178 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3180 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3181 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3182 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3183 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3185 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3187 * unroll.c (loop_iterations): Extend check for multiple back edges.
3189 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3191 * langhooks.h: New file.
3192 * Makefile.in (OBJS): Added langhooks.o.
3193 (c-lang.o): Depend on langhooks.h.
3194 (c-common.o): Don't depend on tree-inline.h.
3195 (tree-inline.o): Depend on toplev.h.
3196 (langhooks.o): New rule.
3197 * c-common.c: Don't include tree-inline.h.
3198 (c_mark_lang_decl): Mark argument c as unused.
3199 (c_common_lang_init): Don't initialize hooks here.
3200 * c-lang.c: Include langhooks.h, then override some macros.
3201 (lang_hooks): Initialize with macros in langhooks.h.
3202 (c_init): Don't initialize hooks here.
3203 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3204 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3205 * tree-inline.c: Include toplev.h. Don't define hook variables.
3206 * tree-inline.h: Don't define hook types nor declare hook
3207 variables. Move macros to...
3208 * langhooks.c: ... new file, as functions. Adjust all callers.
3210 2001-10-08 Jeffrey A Law <law@cygnus.com>
3212 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3213 purge_mem_unchanging_flag on all instructions, not just on those
3214 before NOTE_INSN_FUNCTION_BEG.
3216 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3218 * cppmacro.c (_cpp_create_definition): Leave comments off.
3220 * doc/cpp.texi: Update.
3222 2001-10-08 DJ Delorie <dj@redhat.com>
3224 * c-decl.c (grokfield): Make sure the only unnamed fields
3225 we're allowing are either structs or unions.
3226 * doc/extend.texi: Add documentation for the unnamed field
3229 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3231 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3232 * configure.in: Use it.
3233 * configure: Regenerated.
3234 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3235 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3237 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3239 * cppfiles.c (open_file): Don't mark zero-length files
3240 never-reread here. Don't output diagnostics here either.
3241 (stack_include_file): Mark them never-reread here.
3242 (_cpp_read_file): Update.
3244 2001-10-08 Richard Henderson <rth@redhat.com>
3246 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3248 2001-10-08 Richard Henderson <rth@redhat.com>
3250 * expr.c (store_expr): When converting a CONST_INT for storage
3251 in a SUBREG, convert it to both SUBREG modes before stripping
3254 2001-10-08 Richard Henderson <rth@redhat.com>
3256 * varasm.c (restore_varasm_status): New.
3257 * function.h: Declare it.
3258 * function.c (pop_function_context_from): Call it.
3260 2001-10-08 Richard Henderson <rth@redhat.com>
3262 * c-common.h (struct c_lang_decl): Add declared_inline.
3263 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3264 * c-lang.c (c_disregard_inline_limits): Use it.
3265 * c-decl.c (duplicate_decls): Likewise.
3266 (pushdecl, redeclaration_error_message): Likewise.
3267 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3268 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3269 Set DECL_INLINE if -finline-functions.
3270 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3272 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3274 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3275 in enter_macro_context. Create a padding token in its own context
3276 if necessary when the search for '(' fails.
3277 (enter_macro_context): Update.
3279 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3281 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3282 genmultilib, toplev.c: Fix spelling errors of "separate" as
3283 "seperate", and corresponding spelling errors of related words.
3285 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3287 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3288 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3290 * c-dump.c (dump_option_value_info): Likewise.
3291 * c-format.c (format_length_info, format_char_info,
3292 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3293 * collect2.c (names): Likewise.
3294 * cppdefault.h (default_include): Likewise.
3295 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3296 * flow.c (life_analysis): Likewise.
3297 * gcc.c (dir_separator_str, modify_target, option_map,
3298 target_option_translations, spec_list_1, extra_specs_1,
3299 init_spec): Likewise.
3300 * gcov.c (gcov_version_string): Likewise.
3301 * genattr.c (write_units): Likewise.
3302 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3303 * gengenrtl.c (rtx_definition, defs): Likewise.
3304 * genrecog.c (pred_table): Likewise.
3305 * global.c (global_alloc): Likewise.
3306 * lcm.c (optimize_mode_switching): Likewise.
3307 * local-alloc.c (find_free_reg): Likewise.
3308 * params.h (param_info): Likewise.
3309 * predict.c (predictor_info): Likewise.
3310 * protoize.c (unexpansion_struct): Likewise.
3311 * real.c (bmask): Likewise.
3312 * recog.h (insn_operand_data, insn_data): Likewise.
3313 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3314 * stmt.c (expand_nl_goto_receiver): Likewise.
3315 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3316 target_switches, target_options): Likewise.
3317 * tradcif.y (token, tokentab2, yylex): Likewise.
3318 * tree.h (attribute_spec): Likewise.
3320 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3322 * arc.c (arc_output_function_epilogue): Likewise.
3323 * arm.c (processors, all_cores, all_architectures,
3324 arm_override_options, isr_attribute_arg, isr_attribute_args,
3325 arm_isr_value): Likewise.
3326 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3328 * c4x.c (c4x_int_reglist): Likewise.
3329 * d30v.c (override_options): Likewise.
3330 * h8300.c (shift_insn): Likewise.
3331 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3332 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3333 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3334 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3335 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3336 * i386.h (processor_costs, ix86_cost): Likewise.
3337 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3338 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3339 * m68k.c (codes_68881, codes_FPA): Likewise.
3340 * m88k.c (mode_from_align, max_from_align, all_from_align,
3341 best_from_align, m_options): Likewise.
3342 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3343 * mcore.c (mode_from_align): Likewise.
3344 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3345 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3346 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3347 * mips.h (mips_regno_to_class): Likewise.
3348 * ns32k.c (scales): Likewise.
3349 * pa.c (import_string, magic_milli): Likewise.
3350 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3351 * sparc.c (leaf_reg_remap, sparc_override_options,
3352 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3354 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3356 2001-10-07 Dale Johannesen <dalej@apple.com>
3358 * reload1.c (reload_reg_free_p): Teach register interference
3359 checking that multiple output reloads are emitted in
3361 reload1.c (reload_reg_reaches_end_p): Ditto.
3362 reload1.c (reloads_conflict): Ditto.
3364 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3366 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3367 NULL_TREE inside @code.
3369 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3371 * doc/gcc.texi: Document consistent style of "32-bit",
3372 "Objective-C", and "@code{NULL}".
3374 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3376 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3377 (cpp_token_len, cpp_spell_token, cpp_output_token,
3378 _cpp_equiv_tokens): Handle it.
3379 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3380 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3381 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3384 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3386 * gcc.c (default_compilers): Remove .ada.
3388 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3390 * doc/cppinternals.texi: Update.
3392 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3394 * gcc.c (main): Set this_file_error if the appropriate
3395 compiler for a language has not been installed.
3397 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3399 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3401 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3403 * gccbug.in (CATEGORIES): Add ada.
3405 2001-10-05 Catherine Moore <clm@redhat.com>
3407 * config/stormy16/stormy-abi: Document abi changes.
3408 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3409 (ICALL_REGS): New register class.
3410 (NUM_ARGUMENT_REGISTERS): Now 6.
3411 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3413 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3414 * config/stormy16.md (call_internal, call_value_internal,
3415 indirect_jump): Use new 'z' constraint.
3417 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3419 * doc/cppinternals.texi: Update.
3421 2001-10-05 Richard Henderson <rth@redhat.com>
3423 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3424 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3425 the gas section-name-as-label feature.
3427 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3429 * doc/cppinternals.texi: Update.
3431 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3433 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3434 to ensure valid SImode constants.
3436 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3438 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3439 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3440 * c-decl.c: Include tree-inline.h.
3441 (c_expand_body): Call optimize_inline_calls. Determine whether
3442 a function is inlinable upfront, and only clear
3443 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3444 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3445 (c_disregard_inline_limits): New function.
3446 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3447 (c_post_options): Enable tree inlining if inlining is enabled.
3448 Don't inline trees when instrumenting functions.
3449 (c_init): Initialize lang_disregard_inline_limits and
3450 lang_cannot_inline_tree_fn.
3451 * tree-inline.c (initialize_inlined_parameters): Handle calls
3452 with fewer arguments than declared parameters, and fewer
3453 parameters than passed arguments. Don't assume value is a
3455 (declare_return_variable): Convert return value back to the
3456 original type, if it was promoted.
3457 (tree_inlinable_function_p): New function.
3458 (inlinable_function_p): Don't look at DECL_INLINE if we're
3459 inlining all functions. Make it work with a NULL id.
3460 Re-check DECL_UNINLINABLE after language-specific checks.
3461 * tree-inline.h (tree_inlinable_function_p): Declare it.
3462 * integrate.c (save_for_inline): Don't bother to prepare argvec
3464 * cse.c (check_for_label_ref): Don't check deleted labels.
3466 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3467 * tree-inline.c: Include headers needed for the functions moved in.
3468 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3469 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3470 (copy_body, initialize_inlined_parameters): Likewise.
3471 (declare_return_variable, inlinable_function_p): Likewise.
3472 (expand_call_inline, expand_calls_inline): Likewise.
3473 (optimize_inline_calls, clone_body): Likewise.
3474 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3475 (copy_tree_r, remap_save_expr): Likewise.
3477 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3479 * Makefile.in (OBJS): Added tree-inline.o.
3480 (c-common.o): Depend on tree-inline.h.
3481 (tree-inline.o): New target.
3482 * c-common.c: Include tree-inline.h.
3483 (c_mark_lang_decl): Don't mark saved_tree.
3484 (c_common_lang_init): Set lang_anon_aggr_type_p.
3485 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3486 (struct c_lang_decl): Moved saved_tree to tree_decl.
3487 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3488 * integrate.h (function_attribute_inlinable_p): Declare it.
3489 * integrate.c (function_attribute_inlinable_p): Export it.
3490 * tree-inline.c: New file. Define variables declared in...
3491 * tree-inline.h: New file. Declare functions to be moved to
3492 tree-inline.c. Define macros and declare types and hooks for
3493 language-specific tree inlining.
3494 (flag_inline_trees): Moved definition from cp/decl2.c.
3495 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3496 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3497 (struct tree_decl): Moved saved_tree from c_lang_decl and
3498 inlined_fns from C++'s lang_decl.
3500 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3502 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3503 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3505 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3507 * doc/cppinternals.texi: Update.
3509 2001-10-04 Eric Christopher <echristo@redhat.com>
3511 * config/mips/mips.c (init_cumulative_args): Remember to set
3513 * config.gcc: Redo linux configuration. Add target_cpu_default
3514 of soft-float to all mipsisa32 combinations and tx39.
3515 * config/mips/linux.h: Remove include of mips.h.
3517 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3519 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3520 HOST_LDFLAGS and HOST_CPPFLAGS.
3522 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3524 * c-parse.in (objc_inherit_code, objc_pq_context,
3525 objc_public_flag): Make static.
3526 (objc_interface_context, objc_implementation_context,
3527 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3528 global tree array in objc/objc-act.[ch].
3529 (methoddef): Remove unnecessary code.
3531 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3532 Hoist struct definitions to objc-act.h.
3533 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3534 cat_count): Place declaration in objc-act.h.
3535 (objc_tree_index): Move enumeration to objc-act.h.
3536 (objc_global_trees): Place declaration and macro accessors in
3538 (implementation_context): Remove duplicate; use
3539 objc_implementation_context instead:
3540 (method_context): Remove duplicate; use objc_method_context
3542 (objc_ellipsis_node, objc_method_prototype_template,
3543 implemented_classes, function_type): Move global vars to
3545 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3546 (build_message_expr): Move actual construction of ObjC message
3547 send nodes to finish_message_expr.
3548 (finish_message_expr): New routine, contains code formerly in
3550 * objc/objc-act.h (finish_message_expr): New prototype.
3551 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3552 declarations; these vars are now part of objc_global_trees.
3553 (objc_tree_index, objc_global_trees): Move definitions from
3555 * objc/objc-tree.def: Update copyright info.
3557 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3559 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3561 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3562 only if TARGET_ARCH64.
3564 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3566 * doc/extend.texi: Fix some problems with previous checkin.
3567 * doc/invoke.texi: Likewise.
3569 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3571 * cpphash.h: Update comments.
3572 (cpp_context): Update.
3573 (spec_nodes): Remove n__Pragma.
3574 * cppinit.c (cpp_create_reader): Update.
3575 (builtin_array): Add _Pragma.
3576 * cpplib.h: Update comments.
3577 (NODE_DISABLED, BT_PRAGMA): New.
3578 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3579 * cppmacro.c (struct cpp_macro): Remove disabled.
3580 (builtin_macro): Return int, handle _Pragma, push the new token
3581 on the context stack.
3582 (funlike_invocation_p): Unconstify, update.
3583 (enter_macro_context): Handle builtins here.
3584 (replace_args, push_token_context, push_ptoken_context):
3585 Update for prototype changes.
3586 (_cpp_pop_context): Update.
3587 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3588 (cpp_sys_macro_p): Update.
3589 (_cpp_free_definition): Clear disabled flag.
3590 (_cpp_create_definition): Upate.
3591 * cppmain.c: Update comments.
3593 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3594 Andreas Jaeger <aj@suse.de>,
3595 Jan Hubicka <jh@suse.cz>
3597 * doc/invoke.texi (i386 Options): Document x86-64 options.
3598 (i386 and x86-64 Options): Rename i386 options section.
3600 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3601 (TARGET_SWITCHES): Add -munwind-info.
3602 (MASK_NO_UNWIND_INFO): New.
3603 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3605 (ASM_OUTPUT_DOUBLE_INT): New.
3607 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3608 * config.gcc: Fix tm_file settings for x86-64.
3609 * config/i386/x86-64.h: New file with OS independent x86-64
3611 * config/i386/biarch64.h: New file used to configure compiler
3612 to biarch/64bit compilation.
3614 * config/i386/i386.c: (override_options): Set flags default
3615 for 64bit compilation.
3617 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3619 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3620 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3621 constants on x86_64.
3622 (ix86_attr_length_immediate_default): Support MODE_DI.
3623 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3625 (indirect_jump, tablejump): Turn into expander.
3627 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3629 * c-common.c (c_format_attribute_table): Make format and
3630 format_arg attributes apply to function types rather than to
3632 (is_valid_printf_arglist): Construct an attribute list and pass
3633 that to check_function_format rather than a name.
3634 * c-common.h (check_function_format): Adjust prototype.
3635 * c-decl.c (duplicate_decls): Preserve attributes from type of
3636 built-in decl when allowing for harmless conflict in types.
3637 * c-format.c (record_function_format,
3638 record_international_format, function_format_list,
3639 international_format_info, international_format_list): Remove.
3640 (function_format_info): Remove next, name and assembler_name.
3641 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3642 (decode_format_attr): New.
3643 (handle_format_attribute): Handle receiving a type rather than a
3644 decl. Call decode_format_attr. Store format information in a
3645 function_format_info.
3646 (handle_format_arg_attribute): Correct comment. Handle receiving
3647 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3649 (check_format_info_recurse, check_format_info_main): Take argument
3650 numbers as unsigned HOST_WIDE_INT.
3651 (check_function_format): Take a list of attributes from the
3652 function type rather than a name or assembler name. Check for
3653 format attributes in that list and the attributes on the type of
3654 the current function rather than looking through
3655 function_format_list.
3656 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3658 (check_format_info_recurse): Take format_arg attributes from the
3659 type of the function calls rather than using
3660 international_format_list. Allow for multiple format_arg
3662 * c-typeck.c (build_function_call): Pass type attributes to
3663 check_function_format rather than name or assembler name. Don't
3664 require there to be a name or assembler name to check formats.
3666 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3668 * attribs.c (decl_attributes): Possibly call
3669 insert_default_attributes to insert default attributes on
3670 functions in a lazy manner.
3671 * builtin-attrs.def: New file; define the default format and
3672 format_arg attributes.
3673 * c-common.c (c_format_attribute_table): Move to earlier in the
3675 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3676 (enum built_in_attribute, built_in_attributes,
3677 c_attrs_initialized, c_init_attributes,
3678 c_common_insert_default_attributes): New.
3679 (c_common_lang_init): Don't initialize format_attribute_table. Do
3680 call c_init_attributes.
3681 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3682 * c-common.h (init_function_format_info): Don't declare.
3683 (c_common_insert_default_attributes): Declare.
3684 * c-decl.c (implicitly_declare, builtin_function): Call
3686 (init_decl_processing): Don't call init_function_format_info.
3687 (insert_default_attributes): New.
3688 * c-format.c (handle_format_attribute,
3689 handle_format_arg_attribute): Be quiet about inappropriate
3690 declaration when applying default attributes.
3691 (init_function_format_info): Remove.
3692 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3693 (insert_default_attributes): Declare.
3695 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3697 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3699 2001-10-01 Jim Wilson <wilson@redhat.com>
3701 * sched-deps.c (add_dependence): When elide conditional dependence,
3702 check that insn doesn't modify cond2.
3704 2001-10-01 Dale Johannesen <dalej@apple.com>
3706 * config/rs6000/rs6000.h (enum processor_type): Add support
3707 for 7400 (G4) and 7450.
3709 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3710 (rs6000_issue_rate): Ditto.
3711 (rs6000_adjust_cost): Fix cycle counts for compares.
3712 (debug_stack_info): Fix an obvious typo.
3713 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3714 * doc/invoke.texi: Document.
3715 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3717 (PROCESSOR_DEFAULT): Ditto.
3719 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3721 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3722 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3723 later recursive make invocation.
3725 2001-10-01 Hans Boehm <boehm@acm.org>
3727 * optabs.c (emit_libcall_block): When using non-call exceptions,
3728 don't add REG_LIBCALL reg notes to trapping calls.
3730 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3732 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3733 (propagate_one_insn): Update for above change
3735 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3737 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3738 _Unwind_GetTextRelBase): Argument is unused.
3740 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3742 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3743 Loop through NOPs, placeholders, and components.
3744 Don't go through NOPs if change mode.
3745 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3746 * emit-rtl.c (set_mem_alias_set): Enable check.
3747 * expr.c (find_placeholder): New function.
3748 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3749 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3750 to modify it and avoid unneeded copies.
3751 * expr.h (expand_expr): Always define.
3752 (find_placeholder): New declaration.
3754 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3756 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3757 operand 2 is the stack pointer.
3758 ("addr-peephole"): Fix address computation peephole when operand 2
3759 is the stack pointer.
3761 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3763 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3764 (ix86_setup_incoming_varargs): Likewise.
3766 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3768 * stor-layout.c (layout_type): Don't complain about too-large
3771 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3773 * function.c (keep_stack_depressed): Don't use delete_insn.
3775 * expr.h (set_mem_alias_set): Move decl to here.
3776 * rtl.h (mem_attrs): New typedef and struct.
3777 (union rtunion_def): Add field for mem_attrs.
3778 (X0MEMATTR, MEM_ATTRS): New macros.
3779 (MEM_ALIAS_SET): Use MEM_ATTRS.
3780 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3781 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3782 (set_mem_alias_set): Delete decl from here.
3784 * alias.c (set_mem_alias_set): Delete from here.
3785 * emit-rtl.c (mem_attrs_htab): New variable.
3786 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3787 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3788 (mem_attrs_mark, get_mem_attrs): Likewise.
3789 (gen_rtx_MEM): Clear MEM_ATTRS.
3790 (set_mem_attributes): Move to here.
3791 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3792 (init_emit_once): const_int_htab now deletable htab.
3793 Initialize mem_attrs_htab.
3794 * explow.c (set_mem_attributes): Delete from here.
3795 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3796 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3797 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3798 * reload1.c (reload): Rework changing REG to MEM.
3800 2001-09-30 H.J. Lu <hjl@gnu.org>
3802 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3803 * config.in: Rebuild.
3805 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3807 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3808 ("tsthi_1"): Avoid allocation in register y.
3809 ("*movqi_68hc12"): Reorganize and fix constraints.
3810 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3811 ("addqi3"): Likewise.
3812 ("addhi3"): Fix constraints.
3813 ("*logicalhi3_zexthi"): Disparage soft registers.
3815 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3817 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3820 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3822 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3823 that we use setjmp/longjmp exceptions.
3825 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3827 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3828 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3829 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3830 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3831 (_cpp_extend_buff, BUFF_ROOM): Update.
3832 (_cpp_append_extend_buff): New.
3833 (struct cpp_reader): Remove macro_pool, add a_buff.
3834 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3836 (cpp_destroy): Free a_buff instead of macro_pool.
3837 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3838 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3839 _cpp_pool_alloc, ): Remove.
3840 (parse_number, parse_string): Update use of _cpp_extend_buff.
3841 (_cpp_extend_buff): Update.
3842 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3843 * cpplib.c (glue_header_name, parse_answer):
3844 Update use of _cpp_extend_buff.
3845 (cpp_register_pragma, cpp_register_pragma_space): Use
3847 (do_assert, do_unassert): Check for EOL, update.
3848 * cppmacro.c (stringify_arg, collect_args): Update to use
3849 _cpp_extend_buff and _cpp_append_extend_buff.
3850 (save_parameter, parse_params, alloc_expansion_token,
3851 _cpp_create_definition): Rework memory management.
3853 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3855 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3856 update md_exec_prefix.
3857 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3860 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3862 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3863 (SELECT_CC_MODE): Use s390_select_ccmode.
3864 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3865 * config/s390/s390.c (s390_select_ccmode): New.
3866 (s390_match_ccmode): Add CCLmode.
3867 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3868 (output_branch_condition, output_inverse_branch_condition): Removed.
3869 (print_operand): Use s390_branch_condition_mnemonic.
3870 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3871 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3872 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3874 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3875 when converting conditional branches to far branches.
3876 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3877 cmpint_di): Use CCSmode instead of CCUmode.
3879 * config/s390/s390.c (legitimate_la_operand_p): New.
3880 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3881 * config/s390/s390.md (movsi): Convert load address patterns to
3882 arithmetic operations when necessary.
3883 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3884 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3885 (*do_la_reg_0): Don't use before reload.
3887 * config/s390/s390.c (legitimize_address): Make more efficient
3888 use of two-register addressing mode.
3890 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3891 with -mno-backchain in some corner cases.
3893 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3895 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3897 * reload.c (find_reloads): Mark new USE insns with QImode.
3898 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3899 find_reloads_subreg_address): Likewise.
3900 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3902 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3904 (reload): Make sure there are no USEs with mode other than
3905 VOIDmode. At the end, remove those marked with QImode.
3907 2001-09-29 Per Bothner <per@bothner.com>
3909 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3910 * Makefile.in (includedir): Rename to local_includedir.
3911 (includedir): Define as $(prefix)/include.
3912 * config.in (PREFIX_INCLUDE_DIR): New variable.
3913 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3915 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3917 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3919 * doc/extend.texi (Vector Extensions): New node.
3920 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3921 i386 -mmmx, -msse, -m3dnow.
3923 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3925 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3927 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3929 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3931 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3933 2001-09-28 Richard Henderson <rth@redhat.com>
3935 * varasm.c (assemble_integer): Bound alignment check by
3938 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3940 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3942 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3944 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3946 Mostly from Graham Stott <grahams@redhat.com>
3947 * c-common.c (type_for_mode): Add support for V2SFmode.
3948 * tree.c (build_common_tree_nodes_2): Likewise.
3949 * tree.h (enum tree_index, global_trees): Likewise.
3950 * config/i386/i386.c (x86_3dnow_a): New variable.
3951 (override_options): Support 3Dnow extensions.
3952 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3953 Athlon's version of 3Dnow.
3954 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3955 (ix86_expand_builtin): Handle them.
3956 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3957 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3958 TARGET_3DNOW_A): New macros.
3959 (TARGET_SWITCHES): Add 3Dnow switches.
3960 (VALID_MMX_REG_MODE_3DNOW): New macro.
3961 (VECTOR_MODE_SUPPORTED_P): Use it.
3962 (enum ix86_builtins): Add entries for 3Dnow builtins.
3963 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3964 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3965 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3966 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3967 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3968 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3969 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3970 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3971 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3972 sfence_insn, prefetch): Make these available if TARGET_SSE or
3975 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3977 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3978 ix86_va_start, ix86_build_va_list): Declare.
3979 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3980 ix86_va_start, ix86_build_va_list): New global functions.
3981 * i386.md (sse_prologue_save_insn): New insn.
3982 (sse_prologue_save): New expander.
3983 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3984 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3986 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3988 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3989 Use size_t everywhere, make definitions consistent with
3992 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3994 * gcse.c (replace_store_insn): Use delete_insn.
3995 * loop.c (move_movables): Likewise; avoid delete_insn
3996 from clobbering notes moved elsewhere.
3997 (check_dbra_loop): Use delete_insn.
3998 * ssa.c (convert_from_ssa): Likewise.
3999 * cse.c (cse_insn): Use delete_insn.
4001 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4003 * cpphash.h (struct cpp_buff): Make unsigned.
4004 (_cpp_get_buff): Take length of size_t.
4005 (_cpp_unaligned_alloc): New.
4006 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4007 (struct cpp_reader): Remove ident_pool. Add u_buff.
4008 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4009 (cpp_destroy): Destroy u_buff, not ident_pool.
4010 * cpplex.c (parse_number, parse_string, save_comment,
4011 cpp_token_as_text): Update to use the unaligned buffer.
4012 (new_buff): Make unsigned.
4013 (_cpp_unaligned_alloc): New.
4014 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4015 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4017 (collect_args): Make unsigned.
4019 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4021 * cpplex.c (cpp_output_token): Use a putc loop for
4022 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4024 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4025 * configure, config.in: Regenerate.
4026 * system.h: Replace fwrite and fprintf with their unlocked
4027 variants if available.
4029 2001-09-27 Richard Henderson <rth@redhat.com>
4031 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4032 in favour of .eh_frame.
4034 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4036 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4038 (LIBCALL_VALUE): Likewise.
4040 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4042 * cpphash.h: Update comment.
4043 * cpplex.c: Update comments.
4044 (_cpp_can_paste): Remove.
4045 * cpplib.h (_cpp_can_paste): Remove.
4046 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4047 lexer rather than _cpp_can_paste.
4049 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4051 * doc/cppinternals.texi: Update.
4053 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4055 * cpphash.h (struct cpp_pool): Remove locks and locked.
4056 (struct cpp_context): Add member buff.
4057 (struct cpp_reader): Remove member argument_pool.
4058 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4059 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4060 * cpplex.c (chunk_suitable): Remove pool argument.
4061 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4062 (new_buff, _cpp_extend_buff): Update.
4063 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4064 which buffer is returned.
4065 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4066 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4067 * cppmacro.c (lock_pools, unlock_pools): Remove.
4068 (push_ptoken_context): Take a _cpp_buff.
4069 (enter_macro_context): Pool locking removed.
4070 (replace_args): Use a _cpp_buff for the replacement list with
4072 (push_token_context): Clear buff.
4073 (expand_arg): Use _cpp_pop_context.
4074 (_cpp_pop_context): Free a context's buffer, if any.
4076 2001-09-26 DJ Delorie <dj@redhat.com>
4078 * c-typeck.c (digest_init): Check for sizeless arrays.
4080 2001-09-26 Richard Henderson <rth@redhat.com>
4082 * optabs.c (init_one_libfunc): Create a dummy function type
4083 instead of using error_mark_node.
4085 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4087 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4088 _cpp_extend_buff, _cpp_free_buff): New.
4089 (struct cpp_reader): New member free_buffs.
4090 * cppinit.c (cpp_destroy): Free buffers.
4091 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4092 _cpp_extend_buff, _cpp_free_buff): New.
4093 * cpplib.h (struct cpp_options): Remove unused member.
4094 * cppmacro.c (collect_args): New. Combines the old parse_arg
4095 and parse_args. Use _cpp_buff for memory allocation.
4096 (funlike_invocation_p, replace_args): Update.
4098 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4100 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4102 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4104 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4106 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4108 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4111 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4112 Jim Wilson <wilson@redhat.com>
4114 * doc/install.texi (Specific, ia64-*-linux): Document.
4116 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4118 * Makefile.in (cfgrtl.o): Add.
4119 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4120 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4121 free_aux_for_edge): Declare.
4123 (HAVE_return): Undefine.
4124 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4125 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4126 free_aux_for_edge): New global functions.
4127 (first_delete_block): New static variable.
4128 (init_flow): Clear first_delete_block.
4129 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4130 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4131 try_redirect_by_replacing_jump, last_loop_beg_note,
4132 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4133 delete_insn, delete_insn_chain, create_basic_block_structure,
4134 create_basic_block, flow_delete_block, compute_bb_for_insn,
4135 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4136 set_block_for_new_insns, split_block, merge_blocks_nomove,
4137 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4138 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4139 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4140 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4141 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4142 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4143 purge_all_dead_edges): Move to ....
4144 * cfgrtl.c: New file; .... Here.
4146 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4147 (reroder_basic_block): Use alloc_aux_for_blocks.
4148 * predict.c (estimate_bb_frequencies): Likewise; use
4149 alloc_aux_for_edges.
4150 * profile.c (compute_branch_probabilities): Likewise.
4151 (branch_prob): Likewise.
4152 * reg-stack.c (reg_to_stack): Likewise.
4154 * emit-rtl.c (emit_insns_after): Never return NULL.
4156 * basic-block.h (set_block_for_new_insns): Delete.
4157 * cfgrtl.c (set_block_for_new_insns): Delete.
4159 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4160 calls when crossjumping.
4162 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4163 * unroll.c (copy_loop_body): Use delete_insn.
4165 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4166 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4167 keep_stack_depressed): Likewise.
4168 * gcse.c (cprop_cc0_jump): Likewise.
4169 * local-alloc.c (update_equiv_regs): Likewise.
4170 * loop.c (scan_loop, loop_delete_insns): Likewise.
4171 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4172 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4173 delete_output_reload, delete_address_reloads_1,
4174 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4176 * sibcall.c (replace_call_placeholder): Likewise.
4177 * cse.c (cse_insn): Likewise.
4179 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4181 From Graham Stott <grahams@redhat.com>
4182 (def_builtin): Only define builtins appropriate for target_flags. All
4184 (builtin_decsription): Add new field mask which is used to determine
4185 when to define the builtin via the macro def_builtin.
4187 (bdesc_comi): Initialise new mask fields.
4188 (bdesc_2srg): Likewise.
4189 (bdesc_1arg): Likewise.
4191 * config/i386/i386.c (ix86_init_builtins): Correct return type
4192 building v4hi_ftype_v4hi_int_int tree node.
4193 (ix86_expand_sse_comi): Fix typo swapping operands.
4194 Don't swap comparision condition, it is already swapped.
4195 (ix86_expand_sse_compare): Before swapping operands
4196 move operand 1 into new rtx and not the target rtx.
4197 Don't swap comparison condition, it is already swapped.
4198 Always check whether we need to create a new TARGET.
4200 * config/i386/i386.md: (sse_comi) Fix typos.
4201 (sse_ucomi): Likewise.
4202 (cvtss2si): Fix operand 0 contraint.
4203 (cvttss2si): Likewise.
4204 (sse_unpckhps): Fix mode for operand 2.
4205 (sse_unpcklps): Likewise.
4207 2001-09-25 Graham Stott <grahams@redhat.com>
4209 * sibcall.c (skip_copy_to_return_value): Tighten return value
4212 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4214 * rs6000.c (lwa_operand): Address must be word aligned.
4216 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4218 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4219 number has been set.
4220 (type_hash_mark): Mark type itself.
4222 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4224 * c-lex.c (cb_def_pragma): Update.
4225 (c_lex): Update, and skip padding.
4226 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4227 * cpphash.h (struct toklist): Delete.
4228 (union utoken): New.
4229 (struct cpp_context): Update.
4230 (struct cpp_reader): New members eof, avoid_paste.
4231 (_cpp_temp_token): New.
4232 * cppinit.c (cpp_create_reader): Update.
4233 * cpplex.c (_cpp_temp_token): New.
4234 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4235 (cpp_output_token): Don't print leading whitespace.
4236 (cpp_output_line): Update.
4237 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4238 do_include_common, do_line, do_ident, do_pragma,
4239 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4240 parse_assertion): Update.
4241 (get_token_no_padding): New.
4242 * cpplib.h (CPP_PADDING): New.
4243 (AVOID_LPASTE): Delete.
4244 (struct cpp_token): New union member source.
4245 (cpp_get_token): Update.
4246 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4247 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4248 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4249 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4250 _cpp_backup_tokens, _cpp_create_definition): Update.
4251 (push_arg_context): Delete.
4252 (padding_token, push_token_context, push_ptoken_context): New.
4253 (make_string_token, make_number_token): Update, rename.
4254 (cpp_get_token): Update to handle tokens as pointers to const,
4255 and insert padding appropriately.
4256 * cppmain.c (struct printer): New member prev.
4257 (check_multiline_token): Constify.
4258 (do_preprocessing, cb_line_change): Update.
4259 (scan_translation_unit): Update to handle spacing.
4260 * scan-decls.c (get_a_token): New.
4261 (skip_to_closing_brace, scan_decls): Update.
4262 * fix-header.c (read_scan_file): Update.
4264 * doc/cpp.texi: Update.
4266 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4268 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4269 leak by passing malloc'ed pointer to reconcat, not concat.
4271 2001-09-24 DJ Delorie <dj@redhat.com>
4273 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4275 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4277 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4278 reference is from the literal pool.
4280 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4282 * doc/install.texi (Final install): Request additional information
4283 in mail about successful builds.
4285 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4287 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4288 initial value of return pointer register instead of value in frame-20.
4291 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4293 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4294 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4295 the libcall if there isn't a referenced identifier for the symbol.
4297 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4299 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4300 non 64-bit machines. Use these as a plabel for the trampoline.
4301 (TRAMPOLINE_SIZE): Adjust size for new words.
4302 (INITIALIZE_TRAMPOLINE): Initialize new words.
4303 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4304 pointer to the plabel in the trampoline.
4306 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4308 * pa.c (function_arg): Pass floating arguments in both general and
4309 floating registers in indirect (dynamic) calls when generating code
4310 for the 32 bit ABI and the HP assembler.
4312 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4314 * doc/install.texi: Markup fixes.
4315 Use Solaris 2, SunOS 4 as appropriate.
4316 (Specific, *-*-solaris2*): Explain this.
4317 Unconditionally warn against /usr/ucb tools.
4318 Remove Sun as warning, obsolete.
4319 Move X11 header bug workaround here, update patches.
4320 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4321 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4323 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4325 * errors.h (warning, error, fatal, internal_error): Don't mark
4326 with ATTRIBUTE_PRINTF_n.
4327 * toplev.h (internal_error, fatal_io_error, warning, error,
4328 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4329 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4332 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4334 * function.c (pop_function_context_from): var_refs_queue
4335 and temp slots now in GC memory.
4336 (mark_function_status, free_after_compilation): Likewise;
4337 also struct function now in GC memory.
4338 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4339 (combine_temp_slots): Likewise.
4340 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4341 (prepare_function_start): Use GC memory for struct function.
4342 (mark_temp_slot): Deleted.
4343 (gcc_mark_struct_function): struct function now in GC memory.
4345 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4346 code for division, not modulus.
4348 * rtl.def (MEM): Remove obsolete part of comment.
4350 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4352 * c-format.c (init_function_format_info): Check __builtin_printf
4353 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4356 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4358 * c-common.c (format_attribute_table): Remove decl.
4359 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4360 (lang_attribute_common): Likewise.
4362 * function.c (fix_lexical_address): Use set_mem_alias_set.
4363 (expand_function_start): Likewise.
4364 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4366 * varasm.c (output_constant): Fix unused variable warning.
4368 * attribs.c: New file, from c-common.c.
4369 (attribute_tables): Now four elements.
4370 (format_attribute_table, lang_attribute_common): New variables.
4371 (init_attributes): Reflect above changes.
4372 (handle_mode_attribute): Delete check for wider than uintmax.
4373 * c-common.c: Delete parts moved to attribs.c.
4374 (enum attrs): Deleted; unused.
4375 (c_format_attribute_table): New variable.
4376 (c_common_lang_init): Initialize format_attribute_table with it.
4377 * c-common.h (decl_attributes): Remove decl.
4378 * tree.h (decl_attribute): Move it to here.
4379 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4380 (attribs.o): New rule.
4382 2001-09-22 Andreas Jaeger <aj@suse.de>
4384 * builtins.c (c_getstr): Remove unused variable.
4386 2001-09-21 Richard Henderson <rth@redhat.com>
4388 * reload1.c (reload): Use delete_insn instead of splatting
4391 2001-09-21 Richard Henderson <rth@redhat.com>
4393 * reload.c (push_secondary_reload): Don't check for "=" in output
4394 constraint after ""->ALL_REGS check.
4396 2001-09-21 Richard Henderson <rth@redhat.com>
4398 * predict.c (expected_value_to_br_prob): Use pc_set.
4400 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4401 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4403 2001-09-21 Richard Henderson <rth@redhat.com>
4405 * rtl.h (LCT_RETURNS_TWICE): New.
4406 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4408 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4409 to ECF_RETURNS_TWICE.
4410 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4413 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4415 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4416 (JMP_BUF_SIZE): New.
4418 2001-09-21 Richard Henderson <rth@redhat.com>
4420 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4423 2001-09-21 Richard Henderson <rth@redhat.com>
4425 * tree.def (FDESC_EXPR): New.
4426 * expr.c (expand_expr): Handle it.
4427 * varasm.c (initializer_constant_valid_p): Likewise.
4428 (output_constant): Likewise.
4429 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4430 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4431 (ASM_OUTPUT_FDESC): New.
4432 * doc/tm.texi: Document the new macros.
4434 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4436 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4437 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4438 once merging is complete.
4440 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4442 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4444 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4446 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4447 that would be invalid after a merge.
4449 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4451 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4452 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4454 (flow_delete_insn): This one.
4455 (delete_insn_chain): Rename from ...; do not care labels.
4456 (flow_delete_insn_chain): ... this one.
4457 (flow_delete_block): Remove the insns one BB has been expunged.
4458 (merge_blocks_nomove): Likewise.
4459 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4460 updating BB boundaries.
4461 (tidy_fallthru_edge): Likewise.
4462 (commit_one_edge_insertion): Likewise.
4463 * cfgbuild.c (find_basic_block): Likewise.
4464 (find_basic_blocks_1): Likewise.
4465 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4466 (try_crossjump_to_edge): Likewise.
4467 (try_optimize_cfg): Likewise.
4468 * cse.c (delete_trivially_dead_insns): Likewise.
4469 * df.c (df_insn_delete): Likewise.
4470 * doloop.c (doloop_modify): Use delete_related_insns.
4471 * emit-rtl.c (try_split): Likewise.
4472 (remove_insn): Update BB boundaries.
4473 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4474 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4475 updating BB boundaries.
4476 (propagate_block_delete_insn): Likewise.
4477 (propagate_block_delete_libcall): Likewise.
4478 * function.c (delete_handlers): Use delete_related_insns.
4479 (thread_prologue_and_epilogue_insns): Likewise.
4480 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4481 * genpeep.c (gen_peephole): Use delete_related_insns.
4482 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4484 (find_cond_trap): Likewise.
4485 * integrate.c (save_for_inline): Use delete_related_insns.
4486 (copy_insn_list): Likewise.
4487 * jump.c (pruge_linie_number_notes): Likewise.
4488 (duplicate_loop_exit_test): Likewise.
4489 (delete_computation): Likewise.
4490 (delete_related_insn): Rename from ...; use delete_insn
4491 (delete_insn): ... this one.
4492 (redirect_jump): Use delete_related_insns.
4493 * loop.c (scan_loop): Likewise.
4494 (move_movables): Likewise.
4495 (find_and_verify_loops): Likewise.
4496 (check_dbra_loop): Likewise.
4497 * recog.c (peephole2_optimize): Likewise.
4498 * reg-stack.c (delete_insn_for_stacker): Remove.
4499 (move_for_stack_reg): Use delete_insn.
4500 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4501 * reload1.c (delete_address_reloads): Use delete_related_insns.
4502 (fixup_abnormal_edges): Use delete_insn.
4503 * recog.c (emit_delay_sequence): Use delete_related_insns.
4504 (delete_from-delay_slot): Likewise.
4505 (delete_scheduled_jump): likewise.
4506 (optimize_skip): Likewise.
4507 (try_merge_delay_insns): Likewise.
4508 (full_simple_delay_slots): Likewise.
4509 (fill_slots_from_thread): Likewise.
4510 (relax_delay_slots): Likewise.
4511 (make_return_insns): Likewise.
4512 (dbr_schedule): Likewise.
4513 * rtl.h (delete_insn): Rename to delete_related_insns.
4514 (delete_insn, delete_insn_chain): New prototypes.
4515 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4516 by df_insn_delete already.
4517 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4518 * ssa.c (convert_from_ssa): Use delete_related_insns.
4519 * unroll.c (unroll_loop): Likewise.
4520 (calculate_giv_inc): Likewise.
4521 (copy_loop_body): Likewise.
4523 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4524 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4525 ix86_return_in_memory, ix86_function_value): Declare.
4526 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4527 new static valurables.
4528 (x86_64_reg_class): New enum
4529 (x86_64_reg_class_name): New array.
4530 (classify_argument, examine_argument, construct_container,
4531 merge_classes): New static functions.
4532 (optimization_options): Enable flag_omit_frame_pointer and disable
4533 flag_pcc_struct_return on 64bit.
4534 (ix86_libcall_value, ix86_function_value,
4535 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4536 ix86_return_in_memory, ix86_function_value): New global functions.
4537 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4538 (function_arg_advance): Handle x86_64 passing conventions.
4539 (function_arg): Likewise.
4540 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4541 (RETURN_IN_MEMORY): Move offline.
4542 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4543 (FUNCTION_VALUE_REGNO_P): New macro.
4544 (FUNCTION_ARG_REGNO_P): Move offline.
4545 (struct ix86_args): Add maybe_vaarg.
4546 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4547 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4549 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4551 * s390.md: Changed attributes for scheduling.
4552 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4555 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4557 Table-driven attributes.
4558 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4559 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4560 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4561 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4562 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4563 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4564 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4565 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4566 * tree.h (struct tree_decl): Change machine_attributes to
4568 * doc/c-tree.texi: Document that all attributes are now attached
4570 * c-common.c (add_attribute, attrtab, attrtab_idx,
4571 default_valid_lang_attribute, valid_lang_attribute): Remove.
4572 (attribute_tables, attributes_initialized,
4573 c_common_attribute_table, default_lang_attribute_table): New
4575 (handle_packed_attribute, handle_nocommon_attribute,
4576 handle_common_attribute, handle_noreturn_attribute,
4577 handle_unused_attribute, handle_const_attribute,
4578 handle_transparent_union_attribute, handle_constructor_attribute,
4579 handle_destructor_attribute, handle_mode_attribute,
4580 handle_section_attribute, handle_aligned_attribute,
4581 handle_weak_attribute, handle_alias_attribute,
4582 handle_no_instrument_function_attribute,
4583 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4584 handle_no_limit_stack_attribute, handle_pure_attribute): New
4586 (init_attributes, decl_attributes): Rewrite to implement
4587 table-driven attributes.
4588 * c-common.h (enum attribute_flags): Move to tree.h.
4589 * c-format.c (decl_handle_format_attribute,
4590 decl_handle_format_arg_attribute): Rename to
4591 handle_format_attribute and handle_format_arg_attribute. Update
4592 for table-driven attributes.
4593 * c-common.h (decl_handle_format_attribute,
4594 decl_handle_format_arg_attribute): Remove prototypes.
4595 (handle_format_attribute, handle_format_arg_attribute): Add
4597 * c-decl.c (grokdeclarator): Handle attributes nested inside
4599 * c-parse.in (setattrs, maybe_setattrs): Remove.
4600 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4601 Update to handle nested attributes properly.
4602 (maybe_resetattrs, after_type_declarator,
4603 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4604 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4606 (make_pointer_declarator): Update to handle nested attributes
4608 * doc/extend.texi: Update documentation of limits of attributes
4609 syntax. Warn about problems with attribute semantics in C++.
4610 * target.h (struct target): Remove valid_decl_attribute and
4611 valid_type_attribute. Add attribute_table and
4612 function_attribute_inlinable_p.
4613 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4614 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4615 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4617 (TARGET_INITIALIZER): Update.
4618 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4620 (function_attribute_inlinable_p): New function. Check for the
4621 presence of any machine attributes before using
4622 targetm.function_attribute_inlinable_p.
4623 (function_cannot_inline_p): Update.
4624 * Makefile.in (integrate.o): Update dependencies.
4625 * doc/tm.texi: Update documentation of target attributes and
4626 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4627 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4629 (default_target_attribute_table,
4630 default_function_attribute_inlinable_p): New.
4631 (lookup_attribute): Update comment to clarify handling of multiple
4632 attributes with the same name.
4633 (merge_attributes, attribute_list_contained): Allow multiple
4634 attributes with the same name but different arguments to appear in
4635 the same attribute list.
4636 * tree.h (default_valid_attribute_p): Remove prototype.
4637 (struct attribute_spec): New.
4638 (default_target_attribute_table): Declare.
4639 (enum attribute_flags): Move from c-common.h. Add
4640 ATTR_FLAG_TYPE_IN_PLACE.
4641 (default_function_attribute_inlinable_p): Declare.
4642 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4643 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4644 (TARGET_ATTRIBUTE_TABLE): Define.
4645 (vms_attribute_table): New.
4646 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4647 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4648 (TARGET_ATTRIBUTE_TABLE): Define.
4649 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4650 * config/arm/arm.c (arm_valid_type_attribute_p,
4651 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4653 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4655 (TARGET_ATTRIBUTE_TABLE): Define.
4656 (arm_attribute_table, arm_handle_fndecl_attribute,
4657 arm_handle_isr_attribute): New.
4658 * config/avr/avr.c (avr_valid_type_attribute,
4659 avr_valid_decl_attribute): Remove.
4660 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4662 (TARGET_ATTRIBUTE_TABLE): Define.
4663 (avr_attribute_table, avr_handle_progmem_attribute,
4664 avr_handle_fndecl_attribute): New.
4665 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4666 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4667 (TARGET_ATTRIBUTE_TABLE): Define.
4668 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4669 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4670 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4671 (TARGET_ATTRIBUTE_TABLE): Define.
4672 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4673 h8300_handle_eightbit_data_attribute,
4674 h8300_handle_tiny_data_attribute): New.
4675 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4676 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4678 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4680 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4681 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4683 (TARGET_ATTRIBUTE_TABLE): Define.
4684 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4685 ix86_handle_regparm_attribute): New.
4686 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4687 i386_pe_valid_type_attribute_p): Remove.
4688 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4689 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4690 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4691 (TARGET_ATTRIBUTE_TABLE): Define.
4692 (ia64_attribute_table): New.
4693 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4694 interrupt_ident2, model_ident1, model_ident2): Remove.
4695 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4696 (TARGET_ATTRIBUTE_TABLE): Define.
4697 (init_idents): Update.
4698 (m32r_attribute_table, m32r_handle_model_attribute): New.
4699 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4701 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4702 (TARGET_ATTRIBUTE_TABLE): Define.
4703 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4704 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4705 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4706 (TARGET_ATTRIBUTE_TABLE): Define.
4707 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4708 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4709 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4710 (TARGET_ATTRIBUTE_TABLE): Define.
4711 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4712 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4713 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4714 (TARGET_ATTRIBUTE_TABLE): Define.
4715 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4716 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4717 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4718 (TARGET_ATTRIBUTE_TABLE): Define.
4719 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4720 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4722 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4724 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4725 (TARGET_ATTRIBUTE_TABLE): Define.
4726 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4728 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4729 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4730 (TARGET_ATTRIBUTE_TABLE): Define.
4731 (v850_attribute_table, v850_handle_interrupt_attribute,
4732 v850_handle_data_area_attribute): New.
4733 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4734 Return void. Call decl_attributes instead of
4735 valid_machine_attribute.
4737 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4739 * sh-protos.h (sh_pr_n_sets): Declare.
4740 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4741 look at the copy to determine if PR needs to be saved.
4742 sh_pr_n_sets: New function.
4743 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4744 (ALLOCATE_INITIAL_VALUE): Define.
4746 * sh.c (initial_elimination_offset):
4747 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4749 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4751 * integrate.c (allocate_initial_values): New function.
4752 * integrate.h (allocate_initial_values): Declare.
4753 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4755 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4757 * toplev.c (rest_of_compilation): To here.
4758 Call allocate_initial_values.
4759 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4761 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4763 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4765 2001-09-20 DJ Delorie <dj@redhat.com>
4767 * c-typeck.c (really_start_incremental_init): Discriminate
4768 between zero-length arrays and flexible arrays.
4769 (push_init_level): Detect zero-length arrays and handle them
4770 like fixed-sized arrays.
4771 * expr.c (store_constructor): Handle zero-length arrays and
4772 flexible arrays correctly.
4773 * doc/extend.texi: Update zero-length array notes.
4775 2001-09-20 Jim Wilson <wilson@redhat.com>
4777 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4778 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4779 for issue port conflicts.
4780 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4782 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4784 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4787 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4789 * fold-const.c (hashtab.h): Include.
4790 (int_const_binop): Remove FORSIZE arg and compute from type; all
4792 Call size_int_type_wide for all single-word constants.
4793 (size_htab_hash, size_htab_eq): New functions.
4794 (size_int_type_wide): Rework to use hash table.
4795 * ggc-common.c (hashtab.h): Include.
4796 (struct d_htab_root): New struct.
4797 (d_htab_roots): New variable.
4798 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4799 (ggc_mark_roots): Handle deletable htabs.
4800 * ggc-page.c (ggc_marked_p): New function.
4801 * ggc-simple.c (ggc_marked_p): Likewise.
4802 * ggc.h: Reformatting throughout.
4803 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4804 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4805 (type_hash_add): Allocate struct type_hash from GC memory.
4806 (mark_hash_entry, mark_type_hash): Deleted.
4807 (type_hash_marked_p, type_hash_mark): New functions.
4808 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4810 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4812 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4815 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4817 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4818 array-too-large test for signed sizetype.
4820 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4822 * i386.md (indirect_jump): Allow Pmode operand.
4823 (tablejump): LIkewise; perform expansion to 64bit mode.
4824 * i386.c (symbolic_operand): Allow 64bit PIC references.
4825 (pic_symbolic_operand): Likewise.
4826 (ix86_find_base_term): Strip the 64bit PIC references.
4827 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4828 (legitimize_pic_address): Likewise.
4829 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4830 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4832 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4834 * stringpool.c (get_identifier_with_length): New function.
4835 * tree.h (get_identifier_with_length): New prototype.
4837 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4838 David Edelsohn <edelsohn@gnu.org>
4841 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4842 already sign-extended.
4844 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4845 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4847 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4848 (output_profile_hook): Declare label_name const.
4849 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4850 to match constraints.
4852 2001-09-19 Stan Shebs <shebs@apple.com>
4854 * alias.c: Fix typos in comments.
4855 * sched-rgn.c (init_ready_list): Ditto.
4856 * unwind-dw2.c (uw_frame_state_for): Ditto.
4857 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4858 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4859 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4861 2001-09-19 Richard Henderson <rth@redhat.com>
4863 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4865 * Makefile.in (cfg.o): Depend on TM_P_H.
4867 2001-09-19 Richard Henderson <rth@redhat.com>
4869 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4870 (local_symbolic_operand): ... here.
4871 (small_symbolic_operand): Check mode.
4872 (global_symbolic_operand): New.
4873 (input_operand): Reject symbolics if explicit relocs.
4874 (call_operand): Tidy.
4875 (alpha_legitimize_address): Use movdi_er_high_g.
4876 (alpha_expand_mov): Likewise.
4877 * config/alpha/alpha-protos.h: Update.
4878 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4879 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4880 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4881 (UNSPECV_LDGP2): Remove.
4882 (all call patterns): Use 's' not 'i' for symbolic constraint.
4883 (call_osf call_value_osf): Use call_operand.
4884 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4885 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4886 (prologue_ldgp_1_er): Remove.
4887 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4888 (builtin_setjmp_receiver_er patterns): Use them.
4889 (exception_receiver_er): Likewise.
4891 2001-09-19 Richard Henderson <rth@redhat.com>
4893 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4895 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4896 and NON_LOCAL_GOTO notes.
4897 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4898 copy over CALL_INSN_FUNCTION_USAGE.
4900 2001-09-18 Catherine Moore <clm@redhat.com>
4902 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4905 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4907 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4908 new-style tm_file specification. Specify correct tm_p_file,
4909 md_file, and out_file for s390x.
4911 * config/s390/linux.h, linux64.h: Don't include other target
4912 macro header files. Now handled via tm_file.
4914 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4915 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4916 are defined before use.
4918 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4920 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4921 code generation only for Gnu assembler.
4923 2001-09-18 Catherine Moore <clm@redhat.com>
4925 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4927 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4929 * config/mips/mips.c (mips_frame_set): New.
4930 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4931 a parallel frame-related expression with a set for each register.
4933 2001-09-18 Philip Blundell <philb@gnu.org>
4935 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4938 2001-09-17 Dale Johannesen <dalej@apple.com>
4940 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4941 * config/rs6000/aix.h (FIXED_R2): Define.
4942 * config/rs6000/darwin.h (FIXED_R2): Define.
4943 * config/rs6000/sysv4.h (FIXED_R2): Define.
4945 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4947 * except.c (dw2_build_landing_pads): New local
4948 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4949 barrier after clobbers. Fixes c++/4012.
4951 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4953 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4955 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4957 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4958 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4960 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4962 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4965 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4967 * cpphash.h (_cpp_lex_direct): New.
4968 * cpplex.c (_cpp_lex_token): Update.
4969 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4970 and increment that pointer.
4971 * cppmacro.c (alloc_expansion_token): New.
4972 (lex_expansion_token): Lex macro expansion directly into
4975 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4977 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4979 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4981 * basic-block.h (free_bb_for_insn): Declare.
4982 * bb-reorder.c (label_for_bb): Use block_label.
4983 (emit_jump_to_block_after): Remove.
4984 (insert_intra_1): Do not update block_for_insn.
4985 (insert_inter_bb_scope_notes): Likewise; update bb->end
4986 * cfg.c (free_bb_for_insn): New.
4987 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4988 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4989 (commit_one_edge_insertion): Likewise.
4990 (commit_one_edge_insertion): Do not update BB boundary.
4991 (commit_edge_insertions): Do not call compute_bb_for_insn.
4992 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4993 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4994 (merge_blocks_move_successor_nojumps): Likewise.
4995 (try_crossjump_to_edge): Do not update block_for_insn.
4996 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4997 * df.c (df_pattern_emit_later): Do not update BB boundary.
4998 (df_jump_pattern_emit_after): Likewise.
4999 (df_insn_move_before): Use emit_insn_before.
5000 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5002 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5003 boundaries and basic_block_for_insn.
5004 (reorder_insns_nobb): Rename from reorder_insns.
5005 (reorder_insns): New.
5006 (emit_block_insn_before, emit_block_insn_after): Kill.
5007 * flow.c (check_function_return_warnings): Do not call
5008 compute_bb_for_insn; Do not free basic_block_for_insn.
5009 (attempt_auto_inc): Do not update basic_block_for_insn.
5010 * function.c (emit_return_into_block): Likewise;
5011 do not update BB boundaries.
5012 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5013 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5014 (pre_insert_copy_insn): Likewise.
5015 (update_ld_motion_notes): Likewise.
5016 (insert_insn_start_bb): Likewise.
5017 (replace_store_insn): Likewise.
5018 * ifcvt.c (noce_process_if_block): Likewise.
5019 (if_convert): Do not call compute_bb_for_insn.
5020 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5021 Use emit_insn_before and emit_insn_after.
5022 * recog.c (split_all_insns): Do not update BB boundaries;
5023 Do not call compute_bb_for_insn.
5024 (peephole2_optimize): Do not update BB boundaries.
5025 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5027 (emit_swap_insn): Likewise.
5028 (convert_regs_1): Likewise.
5029 * reload1.c (reload): Call compute_bb_for_insn.
5030 * rtl.h (reorder_insns_nobb): Declare.
5031 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5032 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5033 at places CFG is invalidated; do not call compute_bb_for_insn.
5035 * cfg.c (expunge_block): Invalidate BB structure.
5037 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5040 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5042 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5044 * cpphash.h (_cpp_lex_token): Update prototype.
5045 * cpplex.c (_cpp_lex_token): New prototype.
5046 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5047 lex_macro_node, read_flag, do_pragma_poison): Update.
5048 * cppmacro.c (cpp_get_token, parse_params,
5049 lex_expansion_token): Update.
5051 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5053 * cppmain.c (scan_translation_unit): Don't worry about
5054 putting a space after hashes.
5055 * cpplib.c (directive_diagnostics): New.
5056 (_cpp_handle_directive): Update to use directive_diagnostics.
5057 (run_directive): Don't toggle prevent_expansion.
5058 (do_line): Backup in case of the line extension.
5059 * cpplib.h (cpp_lexer_pos): Remove.
5060 * cppmacro.c (_cpp_create_definition): Precede a leading #
5063 2001-09-15 Richard Henderson <rth@redhat.com>
5065 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5067 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5069 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5071 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5073 PR preprocessor/3571
5074 * tradcpp.c (handle_directive): Skip non-vertical space.
5076 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5078 * cppmain.c (setup_callbacks): Set line callback only
5079 if outputting preprocessed source.
5081 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5083 * collect2.c (main): Const-ification.
5084 * gcc.c (translate_options, process_command): Use xstrdup in
5085 lieu of xmalloc/strcpy.
5086 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5088 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5090 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5093 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5095 * scan-decls.c (scan_decls): Fix typo.
5097 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5099 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5100 Split mlstring_pos into mls_line and mls_col.
5101 * cppinit.c (cpp_create_reader): Initialize line to 1.
5102 (cpp_destroy): Free tokenruns.
5103 (push_include): Don't update lexer_pos.
5104 * cpplex.c (unterminated, parse_string): Update.
5105 (lex_token): Don't update lexer_pos, update.
5106 * cpplib.c (if_stack): Save line instead of line + col.
5107 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5108 push_conditional, _cpp_pop_buffer): Update.
5109 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5110 (_cpp_create_definition): Update.
5112 2001-09-15 Eric Christopher <echristo@redhat.com>
5114 * config/mips/abi64.h: Add support for MEABI.
5116 2001-09-15 Eric Christopher <echristo@redhat.com>
5118 * config/mips/mips.md: Add unspec #2.
5120 (reload_outdi): Ditto.
5121 (reload_outsi): Ditto.
5124 2001-09-15 Eric Christopher <echristo@redhat.com>
5125 Jason Eckhardt <jle@redhat.com>
5127 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5128 * config/mips/isa32-linux.h: New file.
5129 * config/mips/isa3264.h: Ditto.
5130 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5131 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5132 (output_block_mode): Support MEABI.
5133 (function_arg): Ditto. Fix floating point arg passing.
5134 (mips_va_start): Ditto.
5135 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5137 (mips_asm_file_start): Add new section to pass abi to gdb.
5138 (function_arg_pass_by_reference): Support MEABI.
5139 (mips_parse_cpu): Support mips32 and mips64 processors.
5140 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5141 TARGET_MIPS5KC. Support isa32 and isa64.
5142 (processor_type): Add r4kc, r5kc, r20kc.
5143 (GENERATE_MULT3_SI): New.
5144 (GENERATE_MULT3_DI): Ditto.
5145 (GENERATE_MULT3): Remove.
5146 (ISA_HAS_64BIT_REGS): Add isa == 64.
5147 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5148 (ISA_HAS_MADD_MSUB): New.
5149 (ISA_HAS_CLZ_CLO): Ditto.
5150 (ISA_HAS_DCLZ_DCLO): Ditto.
5151 (ABI_GAS_ASM_SPEC): New.
5152 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5155 (SUBTARGET_CC1_SPEC): Ditto.
5156 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5157 (PAD_VARARGS_DOWN): Support MEABI.
5158 (HARD_REGNO_NREGS): Move to mips.c.
5159 (ASM_OUTPUT_IDENT): Add #undef.
5160 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5161 (mulsi3): Use GENERATE_MULT3_SI.
5162 (mulsi3_mult3): Ditto. Support mips32, mips64.
5163 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5164 (mul_sub_si): New pattern.
5165 (unnamed splitters): New.
5166 (muldi3): Use GENERATE_MULT3_DI.
5167 (muldi3_internal2): Ditto.
5168 (movdicc): Support mips32.
5169 * config/mips/t-isa3264: New file.
5171 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5173 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5174 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5175 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5177 * reorg.c (fill_slots_from_thread): After call to
5178 steal_delay_list_from_target, update own_thread as new_thread may
5181 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5183 * cpperror.c (print_location): Take line and column, for
5184 default positioning use the previously lexed token.
5185 (_cpp_begin_message): Take line and column.
5186 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5187 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5188 * cpphash.h (_cpp_begin_message): Update prototype.
5189 * cppinit.c (push_include): Don't set output line.
5190 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5191 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5192 (do_pragma): Kludge for front ends. Don't expand macros at all.
5193 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5194 (struct cpp_token): Remove output_line.
5195 (struct cpp_callbacks): New member line_change.
5196 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5197 cpp_get_token): Preserve BOL flag.
5198 (cpp_get_line): Remove.
5199 (_cpp_backup_tokens): Remove useless abort().
5200 * cppmain.c (cb_line_change): New.
5201 (scan_translation_unit): Don't worry about starting new lines here.
5202 * scan-decls.c (scan_decls): Update.
5203 * c-lex.c (c_lex, init_c_lex): Update.
5204 (cb_line_change, src_lineno): New.
5206 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5208 * tree.c (append_random_chars): Generate the random
5209 characters in a reproducable fashion.
5211 2001-09-14 Richard Henderson <rth@redhat.com>
5213 * config/i386/i386.c (internal_label_prefix): New.
5214 (internal_label_prefix_len): New.
5215 (override_options): Set them.
5216 (local_symbolic_operand): New.
5217 (legitimate_pic_address_disp_p): Use it.
5218 (legitimize_pic_address): Likewise.
5220 2001-09-14 Marc Espie <espie@openbsd.org>
5222 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5225 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5227 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5228 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5230 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5232 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5233 invocation of SUBREG_REGNO_OFFSET.
5235 * haifa-sched.c: Fix typo in FSF copyright statement.
5236 * sched-deps.c: Fix typo in FSF copyright statement.
5237 * sched-ebb.c: Fix typo in FSF copyright statement.
5238 * sched-rgn.c: Fix typo in FSF copyright statement.
5239 * sched-vis.c: Fix typo in FSF copyright statement.
5241 * config.gcc: Move inclusion of arm elf specific header files
5242 from the files themselves into the tm_file variable. Make
5243 sure that elfos.h is included before target specific elf
5245 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5247 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5248 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5249 ASM_OUTPUT_CASE_LABEL): Protect definition.
5250 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5251 not already defined.
5252 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5253 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5254 Remove duplicate definition.
5255 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5256 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5257 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5258 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5259 Remove inclusion of arm/elf.h.
5260 * config/arm/unknown-elf.h: as for conix-elf.h.
5261 (STARTFILE_SPEC): Include crti.o and crtn.o.
5262 * config/arm/linux-elf.h: as for conix-elf.h.
5263 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5264 * config/arm/strongarm-elf.h: Remove inclusion of
5266 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5267 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5268 unknown-elf.h and elf.h.
5269 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5270 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5271 ASM_WEAKEN_LABEL): Remove redundant definition.
5272 * config/arm/elf.h: Test for inclusion of elfos.h
5273 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5274 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5275 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5276 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5277 redundant definition.
5278 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5279 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5280 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5281 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5282 Add rules to build crti.o and crtn.o
5283 * crti.asm: New file.
5284 * crtn.asm: New file.
5286 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5288 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5289 * cpphash.h (struct tokenrun): Add prev.
5290 (struct lexer_state): Remove bol.
5291 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5292 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5294 * cppinit.c (cpp_create_reader): Don't set bol.
5295 (cpp_destroy): Don't free lookaheads.
5296 * cpplex.c (lex_directive): Remove.
5297 (next_tokenrun): Update.
5298 (_cpp_lex_token): Clean up logic.
5299 (lex_token): Update to return a pointer to lexed token, since it
5300 can move to the start of the buffer. Simpify newline handling.
5301 * cpplib.c (SEEN_EOL): Update.
5302 (skip_rest_of_line): Remove lookahead stuff.
5303 (end_directive): Line numbers are already incremented. Revert
5304 to start of lexed token buffer if we can.
5305 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5306 parse_answer): Use _cpp_backup_tokens.
5307 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5308 instead. Don't check for EOL.
5309 (do_include_common, do_line, do_pragma_system_header): Use
5311 * cpplib.h (BOL, _cpp_backup_tokens): New.
5312 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5313 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5314 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5315 (builtin_macro): Don't use cpp_get_line.
5316 (cpp_get_line): Short term kludge.
5317 (parse_arg): Handle directives in arguments here. Back up when
5318 appropriate. Store EOF at end of argument list.
5319 (funlike_invocation_p): Use _cpp_backup_tokens.
5320 (push_arg_context): Account for EOF at end of list.
5321 (cpp_get_token): Remove lookahead stuff. Update.
5323 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5325 * c-parse.in (yyerror): Const-ification and/or static-ization.
5326 * c-typeck.c (push_member_name): Likewise.
5327 * collect2.c (main): Likewise.
5328 * dbxout.c (dbxout_parms): Likewise.
5329 * diagnostic.c (format_with_decl): Likewise.
5330 * dwarf2out.c (output_ranges): Likewise.
5331 * dwarfout.c (fundamental_type_code): Likewise.
5332 * except.c (dw2_output_call_site_table): Likewise.
5333 * gcc.c (do_spec_1): Likewise.
5334 * genopinit.c (optabs): Likewise.
5335 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5336 gen_declaration_1, handle_impent): Likewise.
5337 * protoize.c (default_include, in_system_include_dir, abspath):
5339 * sched-vis.c (visualize_stall_cycles): Likewise.
5340 * sdbout.c (plain_type_1, sdbout_end_function,
5341 sdbout_end_epilogue): Likewise.
5342 * varasm.c (decode_reg_name): Likewise.
5344 * 1750a.c (mod_regno_adjust): Likewise.
5345 * alpha.c (alpha_write_one_linkage,
5346 unicosmk_output_default_externs): Likewise.
5347 * arm.c (arm_condition_codes): Likewise.
5348 * arm.h (arm_condition_codes): Likewise.
5349 * avr.c (output_movsisf, encode_section_info): Likewise.
5350 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5352 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5353 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5354 * m88k.c (output_function_profiler): Likewise.
5355 * mips.c (mips_output_conditional_branch): Likewise.
5356 * ns32k.c (ns32k_out_reg_names): Likewise.
5357 * ns32k.h (ns32k_out_reg_names): Likewise.
5358 * pj.c (pj_output_rval): Likewise.
5359 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5360 * sparc.c (sparc_flat_function_prologue,
5361 sparc_flat_function_epilogue): Likewise.
5363 2001-09-13 Markus Werle <numerical.simulation@web.de>
5364 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5366 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5367 Aachen University of Technology".
5369 2001-09-13 Andreas Schwab <schwab@suse.de>
5371 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5374 2001-09-13 Richard Henderson <rth@redhat.com>
5376 * config/alpha/alpha.c (small_symbolic_operand): New.
5377 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5378 (some_operand, input_operand): Don't handle HIGH.
5379 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5380 (alpha_expand_mov): Likewise.
5381 (print_operand) [H]: Just print HIGH symbol.
5382 (print_operand_address): Handle small data.
5383 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5384 (TARGET_SWITCHES): Add -msmall-data/large-data.
5385 (PIC_OFFSET_TABLE_REGNUM): New.
5386 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5387 (PREDICATE_COES): Update.
5388 * config/alpha/alpha.md (adddi_er_high): New.
5389 (adddi_er_low): Handle small data.
5390 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5391 prefer .sdata to .rodata.
5392 (SELECT_RTX_SECTION): Likewise.
5394 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5396 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5397 defining __size_t and leaving size_t undefined.
5399 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5401 * basic-block.h (expunge_block): Declare.
5402 * cfg.c (expunge_block): Remove static declaration.
5404 2001-09-12 Richard Henderson <rth@redhat.com>
5406 * integrate.c (copy_insn_list): Copy label name from
5407 NOTE_INSN_DELETED_LABEL.
5409 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5411 * c-common.c (c_tree_code_name): Const-ification.
5412 * c-decl.c (c_decode_option): Likewise.
5413 * c-typeck.c (warn_for_assignment): Likewise.
5414 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5416 * cppinit.c (output_deps): Likewise.
5417 * dependence.c (dependence_string, direction_string): Likewise.
5418 * dwarf2out.c (output_ranges): Likewise.
5419 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5420 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5421 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5422 standard_startfile_prefix, standard_startfile_prefix_1,
5423 standard_startfile_prefix_2, tooldir_base_prefix,
5424 standard_bindir_prefix, find_a_file): Likewise.
5425 * genattrtab.c (make_length_attrs): Likewise.
5426 * gencheck.c (tree_codes): Likewise.
5427 * genemit.c (gen_split): Likewise.
5428 * genrecog.c (special_mode_pred_table): Likewise.
5429 * graph.c (graph_ext): Likewise.
5430 * protoize (default_include): Likewise.
5431 * reload.c (reload_when_needed_name): Likewise.
5432 * sched-vis.c (visualize_stall_cycles): Likewise.
5433 * tlink.c (recompile_files): Likewise.
5434 * toplev.c (decode_g_option): Likewise.
5435 * tradcpp.c (output_deps): Likewise.
5436 * varasm.c (decode_reg_name): Likewise.
5438 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5441 * avr.c (avr_regnames, encode_section_info): Likewise.
5442 * c4x.c (float_reg_names): Likewise.
5443 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5444 * elfos.h (const_section): Likewise.
5445 * i386.c (ix86_comp_type_attributes): Likewise.
5446 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5447 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5448 * ia64.c (type_names): Likewise.
5449 * m68hc11.c (reg_class_names): Likewise.
5450 * m88k.c (m_options): Likewise.
5451 * mips.c (mips_output_conditional_branch, mips_unique_section):
5453 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5454 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5455 ultra_code_names): Likewise.
5456 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5458 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5460 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5461 Use --fatal-warnings option for gas.
5462 * configure: Rebuilt.
5464 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5466 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5468 2001-09-11 Jim Wilson <wilson@redhat.com>
5470 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5472 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5474 * builtins.c (c_strlen): Treat an offset too large for a
5475 HOST_WIDE_INT as out of range.
5477 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5479 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5480 (EDGE_CRITICAL_P): New predicate.
5481 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5483 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5484 (dump_edge_info): Remove "crit".
5485 * cfganal.c (mark_critical_edges): Kill.
5486 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5487 * cfgcleanup.c (cleanup_cfg): Likewise.
5488 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5489 (find_spanning_tree): Likewise.
5490 * reg-stack.c (convert_regs_1): Likewise.
5491 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5493 * basic-block.h (create_basic_block_structure): New.
5494 (create_basic_block): Update prototype.
5495 (force_nonfallthru): New.
5496 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5497 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5498 handle updating of block_for_insn, creating of empty BBs and BBs at
5499 the end of INSN chain.
5500 (create_basic_block): New function.
5501 (split_block): Use create_basic_block.
5502 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5503 (redirect_edge_and_branch_force): ... here.
5504 (force_nonfallthru): New.
5505 (split_edge): Rewrite to use force_nonfallthru and create_block.
5506 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5507 (find_basic_blocks): Free basic_block_for_insn.
5508 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5510 * cfg.c: Fix formating.
5511 * cfgcleanup.c: Fix formating.
5512 (merge_blocks, tail_recursion_label_p): Return bool.
5513 (merge_blocks_move_predecessor_nojumps,
5514 merge_blocks_move_successor_nojumps): Return void.
5516 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5518 * configure.in: Check whether assembler supports section merging.
5519 * config.in: Rebuilt.
5520 * configure: Rebuilt.
5521 * varasm.c (variable_section, output_constant_pool): Pass alignment
5522 to SELECT_SECTION and SELECT_RTX_SECTION.
5523 (mergeable_string_section): New.
5524 (mergeable_constant_section): New.
5525 (default_elf_asm_named_section): Output SECTION_MERGE and
5526 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5527 * output.h (mergeable_string_section): New.
5528 (mergeable_constant_section): New.
5529 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5530 * toplev.c (flag_merge_constants): New.
5531 (f_options): Add -fmerge-constants and -fmerge-all-constants
5533 (toplev_main): Default to -fno-merge-constants if not optimizing.
5534 * flags.h (flag_merge_constants): Add extern.
5535 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5536 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5538 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5539 Define if assembler has working .subsection -1 support.
5540 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5541 Put constant into special SHF_MERGE sections if the linker should
5542 attempt to merge duplicates.
5543 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5545 Put constant into special SHF_MERGE sections if the linker should
5546 attempt to merge duplicates.
5547 * config/alpha/elf.h: Likewise.
5548 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5549 has working .subsection -1 support.
5550 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5552 * config/svr3.h: Likewise.
5553 * config/darwin.h: Likewise.
5554 * config/arm/aof.h: Likewise.
5555 * config/arm/linux-elf.h: Likewise.
5556 * config/avr/avr.h: Likewise.
5557 * config/c4x/c4x.h: Likewise.
5558 * config/d30v/d30v.h: Likewise.
5559 * config/i386/dgux.h: Likewise.
5560 * config/i386/osfrose.h: Likewise.
5561 * config/i386/sco5.h: Likewise.
5562 * config/i386/svr3gas.h: Likewise.
5563 * config/ia64/aix.h: Likewise.
5564 * config/m32r/m32r.h: Likewise.
5565 * config/m68k/m68k.h: Likewise.
5566 * config/m88k/dgux.h: Likewise.
5567 * config/m88k/m88k.h: Likewise.
5568 * config/mcore/mcore-pe.h: Likewise.
5569 * config/mips/mips.h: Likewise.
5570 * config/pa/pa.h: Likewise.
5571 * config/pa/pa-linux.h: Likewise.
5572 * config/romp/romp.h: Likewise.
5573 * config/rs6000/sysv4.h: Likewise.
5574 * config/rs6000/xcoff.h: Likewise.
5575 * config/s390/linux.h: Likewise.
5576 * config/sparc/sparc.h: Likewise.
5577 * config/sparc/sysv4.h: Likewise.
5578 * config/stormy16/stormy16.h: Likewise.
5579 * config/v850/v850.h: Likewise.
5580 * config/vax/vms.h: Likewise.
5581 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5582 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5583 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5584 default_elf_asm_named_section for SHF_MERGE sections.
5586 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5588 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5591 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5593 * c-common.c (split_specs_attrs): Allow for empty attributes with
5594 empty TREE_PURPOSE. Fixes PR c/4294.
5596 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5598 * basic-block.h (cached_make_edge, make_single_succ): New.
5599 (make_edge): Remove first parameter.
5600 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5601 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5602 created edge; use obstack allocation.
5603 (make_edge, make_single_succ_edge): New.
5604 (first_removed_edge): New static variable.
5605 (init_flow): Initialize first_removed_edge and n_edges.
5606 (clear_edges): Use remove_edge.
5607 (flow_delete_block): Likewise.
5608 (remove_edge): Add removed edges to the removed edges list.
5609 (split_block, redirect_edge_and_branch_force, split_edge):
5611 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5612 (add_noreturn_fake_exit_edges): Likewise.
5613 (connect_infinite_loops_to_exit): Liekwise.
5614 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5615 Use cached_make_edge.
5616 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5617 * profile.c (branch_prob): Update make_edge call.
5618 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5620 2001-09-11 Richard Henderson <rth@redhat.com>
5622 * config/alpha/alpha.c: Tidy formatting.
5623 (local_symbolic_operand): Verify mode.
5624 (alpha_sa_mask): Ignore unicos for eh_return.
5625 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5626 * config/alpha/alpha.md (umk divsi patterns): Remove.
5627 (extendsfdf2): Remove unicos check.
5628 (tablejump): Merge vms and unicos code; always use direct set
5631 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5633 * config.gcc (alpha*-*-unicosmk*): New target.
5635 * config/alpha/alpha-protos.h (symbolic_operand,
5636 unicosmk_add_call_info_word, unicosmk_add_extern,
5637 unicosmk_defer_case_vector, unicosmk_unique_section,
5638 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5639 unicosmk_asm_file_start, unicosmk_asm_file_end,
5640 unicosmk_output_common): Declare.
5642 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5643 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5644 alpha_does_function_need_gp, alpha_end_function): Support Cray
5646 (alpha_init_machine_status, alpha_mark_machine_status,
5647 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5648 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5649 unicosmk_asm_named_section, unicosmk_insert_attributes,
5650 unicosmk_section_type_flags, symbolic_operand,
5651 unicosmk_output_module_name, unicosmk_output_default_externs,
5652 unicosmk_output_dex, unicosmk_output_externs,
5653 unicosmk_output_addr_vec, unicosmk_ssib_name,
5654 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5655 unicosmk_asm_file_end, unicosmk_output_common,
5656 unicosmk_section_type_flags, unicosmk_unique_section,
5657 unicosmk_add_call_info_word, unicosmk_text_section,
5658 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5659 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5660 unicosmk_dex_count, unicosmk_special_name): New.
5661 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5662 TARGET_ABI_UNICOSMK.
5663 (get_aligned_mem, alpha_expand_unaligned_load,
5664 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5665 alpha_expand_unaligned_store_words): Support big-endian mode.
5666 (print_operand): Likewise. New format specifier 't'. Use
5667 TARGET_AS_SLASH_BEFORE_SUFFIX.
5668 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5669 (alpha_pv_save_size): Update with above change.
5670 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5671 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5674 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5675 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5676 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5677 (EXTRA_CONSTRAINT): New constraint 'U'.
5678 (PREDICATE_CODES): Add symbolic_operand.
5680 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5681 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5682 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5683 (integer division and modulus patterns): Split in default and
5685 (*divmodsi_internal, *divmoddi_internal): Disable for
5686 TARGET_ABI_UNICOSMK.
5687 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5688 little-endian and big-endian versions.
5689 (ext, ins, msk): Likewise.
5690 (extv, extzv, insv): Support big-endian mode.
5691 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5692 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5693 *tablejump_umk_internal, *call_value_umk): New.
5694 (*movdi_nofix): Add pattern for loading an address into a register on
5695 TARGET_ABI_UNICOSMK.
5696 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5697 (umk_mismatch_args, arg_home_umk): New.
5698 (various insns): Don't use mov, fmov, nop, fnop and unop.
5699 (realign): Support TARGET_ABI_UNICOSMK.
5701 * config/alpha/unicosmk.h: New file.
5702 * config/alpha/t-unicosmk: New file.
5704 * fixinc/inclhack.def (unicosmk_restrict): New.
5705 * fixinc/fixincl.x: Regenerate.
5707 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5708 (wchar_t): Check for and define __WCHAR_T__.
5710 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5712 * combine.c (simplify_shift_const): Treat shifts by the mode
5715 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5717 * cpphash.h (struct tokenrun): New.
5718 (struct cpp_context): New member bol.
5719 (struct cpp_reader): New members.
5720 (_cpp_init_tokenrun): New.
5721 * cppinit.c (cpp_create_reader): Set up the token runs.
5722 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5723 (lex_token): New internalised version of _cpp_lex_token. Don't
5724 handle directives or the multiple include opimisation here any
5725 more. Simply lex a token.
5726 * cpplib.c (run_directive): Clear bol.
5727 (_cpp_pop_buffer): Set bol.
5728 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5731 2001-09-11 Michael Meissner <meissner@redhat.com>
5733 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5734 give an error if the user uses -mfp32.
5735 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5737 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5738 floating point register size.
5739 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5741 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5742 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5744 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5745 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5747 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5749 * dbxout.c (dbxout_parms): Fix typo in comment.
5750 * unroll.c (loop_find_equiv_value): Ditto.
5751 * toplev.c (rest_of_compilation): Ditto.
5752 * loop.c (scan_loop): Ditto.
5753 * dwarf2out.c (struct dw_fde_struct): Ditto.
5755 2001-09-10 Zack Weinberg <zackw@panix.com>
5757 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5758 copying identifier when we're just going to throw it away.
5759 (parse_identifier_slow): New routine to handle abnormal cases.
5760 (_cpp_lex_token): Update call site.
5762 * hashtable.c (ht_lookup): Don't assume that the string we've
5763 been given is NUL-terminated.
5764 * system.h: #define __builtin_expect(a, b) to (a) if not
5767 2001-09-10 Michael Meissner <meissner@redhat.com>
5769 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5772 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5774 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5776 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5778 * builtins.c (c_getstr): Correct thinko in last change and further
5781 2001-09-10 Tim Freeman <tim@fungibole.com>
5783 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5784 into varray's and register them as roots with the garbage
5785 collector so they are not collected too soon.
5787 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5789 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5791 * basic-block.h (flow_obstack, label_value_list,
5792 tail_recursion_label_list): Declare
5793 (tidy_fallthru_edges): Declare.
5794 (expunge_block, last_loop_beg_note): Delete.
5795 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5797 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5798 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5799 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5800 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5801 expunge_block, flow_delete_block, compute_bb_for_insn,
5802 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5803 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5804 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5805 try_redirect_by_replacing_jump, last_loop_beg_note,
5806 redirect_edge_and_branch, redirect_edge_and_branch_force,
5807 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5808 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5809 commit_edge_insertions, dump_flow_info, debug_flow_info,
5810 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5811 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5812 Move here from flow.c
5813 * cfganal.c: New file.
5814 (forwarder_block_p, can_fallthru, mark_critical_edges,
5815 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5816 find_unreachable_blocks, create_edge_list, free_edge_list,
5817 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5818 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5819 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5820 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5821 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5822 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5823 Move here from flow.c
5824 * cfgbuild.c: New file
5825 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5826 make_edges, find_basic_blocks_1, find_basic_blocks,
5827 find_sub_basic_blocks): Move here from flow.c
5828 * cfgcleanup.c: New file.
5829 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5830 merge_blocks_move_predecessor_nojumps,
5831 merge_blocks_move_successor_nojumps, merge_blocks,
5832 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5833 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5834 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5836 * cfgloop.c: New file
5837 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5838 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5839 flow_loop_exit_edges_find, flow_loop_nodes_find,
5840 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5841 flow_loop_tree_node_add, flow_loops_tree_build,
5842 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5843 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5844 Move here from flow.c
5845 * flow.c: Remove everything moved elsewhere
5846 * output.h (cleanup_cfg): Return bool.
5848 * bb-reorder.c (reorder_block_def): Remove 'index'.
5849 (insert_intra_1): Add argument BB, set block for new note.
5850 (make_reorder_chain): Do not depdent on BB indexes.
5851 (make_reorder_chain_1): Do not use BB indexes.
5852 (label_for_bb): Likewise; set BB for new insn.
5853 (emit_jump_to_block_after): Likewise.
5854 (fixup_reoder_chain): Sanity check that all basic blocks
5855 are chained; verify newly created insn chain; remove
5856 undocnitional jump simplifying; Do not use BB indexes;
5857 properly initialize count and frequency information;
5858 dump reordered sequence.
5859 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5860 (insert_inter_bb_scope_notes): Set block for new insn.
5861 (reorder_basic_blocks): Dump flow info before reoredering.
5863 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5865 * alias.c (clear_reg_alias_info): Use K&R format definition.
5866 Avoid unsigned warning.
5867 * builtins.c: Use "unsigned int", not "unsigned".
5868 (target_char_cast): Use host_integerp and tree_low_cst.
5869 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5870 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5871 (c_getstr): Likewise.
5872 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5873 (builtin_memcpy_read_str): Avoid unsigned warning.
5874 (expand_builtin_memcpy): Alignments are unsigned.
5875 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5876 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5877 * predict.c (expensive_function_p): LIMIT now unsigned.
5878 * resource.c (mark_target_live_regs): Make some vars unsigned.
5879 * sdbout.c: Use "unsigned int", not "unsigned".
5880 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5881 (sdbout_source_line): Likewise.
5882 (sdbout_record_type_name): Remove "const" for NAME declaration.
5883 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5885 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5887 * calls.c (store_one_arg): Expand comment.
5889 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5891 * calls.c (store_one_arg): Make sure that the entire argument is
5892 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5894 2001-09-09 Richard Henderson <rth@redhat.com>
5896 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5898 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5900 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5902 2001-09-09 Richard Henderson <rth@redhat.com>
5904 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5905 (alpha_this_literal_sequence_number): New.
5906 (alpha_this_gpdisp_sequence_number): New.
5907 (some_operand, input_operand): Add HIGH.
5908 (local_symbolic_operand): New.
5909 (alpha_encode_section_info): New.
5910 (alpha_legitimate_address_p): Allow LO_SUM.
5911 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5912 (alpha_expand_mov): Likewise.
5913 (secondary_reload_class): Check memory_operand not general_operand
5915 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5916 (alpha_expand_unaligned_store): Likewise.
5917 (alpha_expand_unaligned_load_words): Likewise.
5918 (alpha_expand_unaligned_store_words): Likewise.
5919 (alpha_expand_block_clear): Likewise.
5920 (print_operand): Handle %#, %*, %H.
5921 (print_operand_address): Handle LO_SUM.
5923 (alpha_does_function_need_gp): Use it.
5924 (alpha_expand_block_move): Fix signed compare warnings.
5925 (alpha_sa_mask, alpha_align_insns): Likewise.
5926 * config/alpha/alpha-protos.h: Update.
5927 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5928 (MASK_EXPLICIT_RELOCS): New.
5929 (TARGET_SWITCHES): Add -mexplicit-relocs.
5930 (EXTRA_CONSTRAINT): Add 'T'.
5931 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5932 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5933 (ENCODE_SECTION_INFO): Out line.
5934 (REDO_SECTION_INFO_P): New.
5935 (STRIP_NAME_ENCODING): New.
5936 (ASM_OUTPUT_LABELREF): New.
5937 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5938 (PREDICATE_CODES): Update.
5939 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5940 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5941 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5942 builtin_setjmp_receiver_er, exception_receiver_1_er,
5943 call_value_osf_1_er): New patterns.
5944 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5945 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5946 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5947 (FINAL_PRESCAN_INSN): New.
5949 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5951 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5953 2001-09-08 Andreas Jaeger <aj@suse.de>
5955 * i386.h (TARGET_SWITCHES): Fix description.
5957 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5959 * rs6000.c (num_insns_constant): Compute number of instructions
5962 * doc/install.texi: Explain AIX exception handling work-around.
5963 Update URL for AIX fixes.
5965 2001-09-07 Jim Wilson <wilson@redhat.com>
5967 * alias.c (clear_reg_alias_info): New.
5968 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5969 * rtl.h (clear_reg_alias_info): Declare.
5971 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5973 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5975 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5976 (m16m,edivm,emulm): Change declaration to match definition.
5978 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5980 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5981 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5984 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5986 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5987 which have no corresponding C type.
5988 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5989 the representation of 64-bit doubles to work with 64-bit ints.
5991 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5993 * config/mips/mips.c (override_options): Do not override ISA when ABI
5994 specified if MIPS_CPU_STRING_DEFAULT was specified.
5996 2001-09-07 Richard Henderson <rth@redhat.com>
5998 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5999 (express_from_1): Wrap lines.
6000 * rtlanal.c (commutative_operand_precedence): Rename from
6001 operand_preference; export.
6002 * rtl.h: Declare it.
6003 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6004 (simplify_binary_operation): Invoke simplify_plus_minus on
6005 (CONST (PLUS ...)) as well.
6006 (struct simplify_plus_minus_op_data): New.
6007 (simplify_plus_minus_op_data_cmp): New.
6008 (simplify_plus_minus): Use them. Avoid infinite recursion with
6009 simplify_binary_operation wrt CONST.
6011 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6013 * h8300-protos.h (general_operand_dst_push): Remove.
6014 * h8300.c (general_operand_dst_push): Likewise.
6015 * h8300.h (OK_FOR_T): Likewise.
6016 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6017 * h8300.md (pushqi_h8300): New.
6018 (pushqi_h8300hs): Likewise.
6020 (pushhi_h8300): Likewise.
6021 (pushhi_h8300hs): Likewise.
6024 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6026 * genattrtab.c (attr_printf): First arg is unsigned.
6027 Clean up formatting of callers.
6029 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6031 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6034 2001-09-07 Andreas Jaeger <aj@suse.de>
6036 * i386.h (TARGET_SWITCHES): Fix descriptions.
6038 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6040 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6042 2001-09-06 Ira Ruben <ira@apple.com>
6044 Remove OP_IDENTIFIER.
6045 * tree.def (OP_IDENTIFIER): Remove.
6046 * tree.c (tree_node_kind enum): Remove op_id_kind.
6047 (tree_node_kind_names): Remove "op_identifiers".
6048 (make_node): Remove OP_IDENTIFIER test.
6049 (build_op_identifier): Removed because it isn't being used.
6050 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6051 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6053 2001-09-06 Richard Henderson <rth@redhat.com>
6055 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6057 2001-09-06 Richard Henderson <rth@redhat.com>
6059 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6062 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6064 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6065 number used for CR register.
6067 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6068 Joern Rennecke (amylaar@cygnus.com)
6070 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6071 * h8300.c (initial_offset): Handle offset between RP and FP.
6072 (h8300_return_addr_rtx): New function.
6073 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6075 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6076 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6077 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6078 (CAN_ELIMINATE, REGISTER_NAMES):
6079 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6081 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6083 Remove TYPE_NONCOPIED_PARTS.
6084 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6085 (struct tree_type): Remove noncopied_parts.
6086 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6087 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6088 (fixed_type_p): Remove.
6089 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6090 (expand_expr, MODIFY_EXPR): Likewise.
6091 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6092 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6094 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6096 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6098 (mask64_operand): Likewise.
6099 (includes_rldic_lshift_p): Likewise.
6100 (includes_rldicr_lshift_p): Likewise.
6102 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6104 * objc/objc-act.c (build_message_expr): If a class method cannot
6105 be found, do not issue a warning if a corresponding instance
6106 method exists in the root class.
6108 2001-09-05 Richard Henderson <rth@redhat.com>
6110 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6112 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6114 * function.c (ggc_mark_struct_function): Mark f->outer.
6115 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6116 * integrate.c (output_inline_function): ... not here.
6118 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6120 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6122 * i386.c (size_cost): New static variable.
6123 (override_function): Use size_cost when -Os is specified.
6125 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6126 properly; Use current_function_calls_eh_return.
6127 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6128 use leave to avoid dependency chain.
6130 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6131 get BB loop_depth instead of computing it from LOOP notes.
6133 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6135 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6137 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6138 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6139 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6141 2001-09-05 Jeffrey A Law (law@cygnus.com)
6142 Jason Merrill (jason@redhat.com)
6144 * stor-layout.c (layout_type): Complain if an array's size can
6145 not be represented in a size_t.
6147 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6149 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6151 * gcc.c: (process_command) Add parentheses around assignment
6152 used as truth value.
6154 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6156 * config/mips/mips.c (save_restore_insns): Don't mark any register
6157 save slots as unchanging if current_function_calls_eh_return.
6159 2001-09-05 Richard Henderson <rth@redhat.com>
6161 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6162 * config/alpha/alpha-protos.h: Declare it.
6163 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6164 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6165 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6166 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6167 (REG_OK_FOR_BASE_P): Select one of the above.
6169 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6171 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6172 (crti.o): Prefix name of object file with $(T).
6175 2001-09-05 David S. Miller <davem@redhat.com>
6177 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6178 * config/sparc/linux64.h: Likewise.
6180 2001-09-05 Andreas Jaeger <aj@suse.de>
6182 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6183 available anymore, remove the documentation.
6184 (i386 Options): Fix typo, cleanup index entries.
6186 * prefix.c (concat): Remove, we can use the version from liberty.
6188 2001-09-05 Richard Henderson <rth@redhat.com>
6190 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6191 New functions split out of md file expanders.
6192 * config/alpha/alpha-protos.h: Declare them.
6193 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6195 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6197 * cppmacro.c (funlike_invocation_p): No need to restore context.
6199 2001-09-04 Richard Henderson <rth@redhat.com>
6201 * reload.c (push_reload): Export.
6202 * reload.h (push_reload): Declare it.
6204 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6205 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6206 * config/alpha/alpha.c (alpha_legitimize_address): New.
6207 (alpha_legitimize_reload_address): Likewise.
6208 * config/alpha/alpha-protos.h: Declare them.
6210 2001-09-04 Stan Shebs <shebs@apple.com>
6212 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6213 * config/darwin.c (machopic_stub_name): Account for internally
6214 generated lib calls such as memcpy.
6216 2001-09-04 Richard Henderson <rth@redhat.com>
6218 * unwind.h (_UA_END_OF_STACK): New flag.
6219 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6221 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6223 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6225 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6227 * config/mips/mips.c (save_restore_insns): Change base_offset to
6228 fp_offset in second call to mips_emit_frame_related_store.
6230 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6232 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6233 sometimes be represented as a NOTE of type
6234 NOTE_INSN_DELETED_LABEL.
6235 (Insns): Document NOTE_INSN_DELETED_LABEL.
6237 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6239 * c-common.h (tree_dump_index): Add more comments.
6240 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6241 (dump_option_value_info): New struct.
6242 (dump_options): New array.
6243 (dump_switch_p): Parse switch options symbolically.
6244 * doc/invoke.texi (-fdump-ast): Rename to ...
6245 (-fdump-tree): ... here. Document that options are symbolic, and
6246 not all are applicable.
6248 2001-09-04 David S. Miller <davem@redhat.com>
6250 * config/sparc/sparc.md (define_splits): Kill constraints.
6252 Cleanup redundant and unused insn attributes.
6253 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6254 binary, and move. Mark ialu as default.
6255 (commented out define_function_unit "alu"): Kill.
6256 (define_attr "use_clobbered"): Kill.
6257 (whole file): Kill address insn type references. Replace
6258 all unary/binary/move references with ialu.
6259 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6260 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6263 Simplify length insn attribute and make more judicious use
6264 of insn attribute defaulting.
6265 * config/sparc/sparc.md (all insns with length > one): Mark as
6266 insn type multi if real instructions, else use default if
6267 it is a forced splitter.
6268 (all insns with length == one): Use default insn length.
6269 (all insns of type ialu): Use default insn type.
6271 Fix erroneous insn attribute settings.
6272 (addx): Set insn type to misc.
6273 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6274 const_umulsidi3_sp64): Set insn type to imul.
6276 Track SFmode vs DFmode insns according to UltraSPARC
6278 * config/sparc/sparc.md ("fptype"): New attribute, default
6280 (all DFmode single insns): Mark as fptype "double".
6282 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6284 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6286 2001-09-03 Richard Henderson <rth@redhat.com>
6288 * function.h (struct function): Add arg_pointer_save_area_init.
6289 * function.c (expand_function_end): Init arg_pointer_save_area.
6290 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6291 when called from a nested function.
6293 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6295 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6298 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6300 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6302 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6304 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6305 (emit_push_insn): Use specified padding direction when
6306 STACK_PUSH_CODE is POST_INC.
6308 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6310 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6314 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6316 * cppinit.c (cpp_start_read): Free the imacros list as we
6317 traverse it. Don't free the chains before returning.
6318 (_cpp_push_next_buffer): Only try pushing buffers if we've
6319 completed -imacros handling.
6321 2001-08-31 Eric Christopher <echristo@redhat.com>
6323 * gcc.c (handle_braces): Add explaination for abort.
6325 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6327 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6328 move adjustment of bitpos instead.
6330 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6332 * function.c: Remove all_functions. Make outer_function_chain
6334 (init_function_start): Don't add new function structure to
6336 (find_function_data, push_function_context_to,
6337 pop_function_context_from, put_var_into_stack,
6338 trampoline_address): Update for changed structure element names.
6339 (push_function_context_to): Disentangle.
6340 (free_after_compilation): Also free F.
6341 (expand_dummy_function_end): Don't free cfun here.
6342 (put_var_into_stack): Comment why we can't use find_function_data here.
6343 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6344 (mark_function_chain): Split into maybe_mark_struct_function and
6345 ggc_mark_struct_function. Export the latter.
6346 (init_function_once): Mark from cfun and outer_function_chain;
6349 * function.h (struct function): Kill next_global. Rename next
6350 to outer. All users updated to match.
6351 (all_functions, outer_function_chain): Don't declare.
6353 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6354 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6355 don't touch f->inlinable, after calling rest_of_compilation.
6357 * tree.h: Forward-declare struct function. Prototype
6358 ggc_mark_struct_function.
6360 2001-08-31 Kazu Hirata <kazu@hxi.com>
6362 * config/h8300/h8300.md (*andorhi3): Fix typos.
6364 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6366 * calls.c (emit_library_call_value): Don't use a fixed
6367 argument after VA_CLOSE, i.e. out of scope in traditional C.
6369 * emit-rtl.c (gen_rtvec): Likewise.
6371 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * Makefile.in (c-pragma.o): Depend on output.h.
6374 (reorg.o): Depend on except.h.
6376 * c-pragma.c: Include output.h.
6378 * reorg.c: Include except.h.
6380 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6382 2001-08-31 Richard Henderson <rth@redhat.com>
6384 * sched-deps.c (add_dependence): Don't elide dependency if the
6385 conditional used by insn is modified in elem.
6387 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6389 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6391 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6393 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6396 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6398 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6400 (stormy16_asm_out_constructor): New function.
6401 (TARGET_ASM_CONSTRUCTOR): Define.
6402 (TARGET_ASM_DESTRUCTOR): Define.
6404 2001-08-31 Andreas Jaeger <aj@suse.de>
6406 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6407 * loop.c (add_label_notes): Likewise.
6408 * reload.c (find_reloads): Likewise.
6409 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6411 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6413 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6414 code here. Take _Unwind_{W,Sw}ord*.
6415 (read_encoded_value_with_base): Use them.
6416 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6418 (extract_cie_info): Simplify read_?leb128 handling.
6419 (execute_stack_op, execute_cfa_program): Likewise.
6420 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6422 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6424 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6425 the frame pointer to pop the stack if convenient.
6427 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6428 Don't use post-increment before combine.
6429 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6430 a call-saved register.
6432 2001-08-31 Andreas Jaeger <aj@suse.de>
6434 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6437 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6439 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6440 not DIV/MOD, of course.
6442 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6444 * rtl.def: Undo my patch commited 2001-08-27.
6446 * genattrtab.c: Ditto.
6450 * sched-int.h: Ditto.
6452 * target-def.h: Ditto.
6456 * haifa-sched.c: Ditto.
6458 * sched-rgn.c: Ditto.
6460 * sched-vis.c: Ditto.
6462 * Makefile.in: Ditto.
6464 * doc/md.texi: Ditto.
6466 * doc/tm.texi: Ditto.
6468 * doc/contrib.texi: Ditto.
6470 * doc/gcc.texi: Ditto.
6472 * genattrtab.h: Remove it.
6474 * genautomata.c: Remove it.
6476 * genattr.c: Undo my patch and Richard Henderson's patch commited
6479 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6481 * config.gcc (h8300-*-elf*): New case.
6482 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6483 (SUBTARGET_CPP_SPEC): Define.
6484 (EXTRA_SPECS): Define.
6485 (SUBTARGET_EXTRA_SPECS): Define.
6486 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6487 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6489 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6491 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6492 (LIB2FUNCS_EXTRA): Define.
6493 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6494 config/h8300/fixunssfsi.c: New file.
6496 2001-08-30 Kazu Hirata <kazu@hxi.com>
6498 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6499 define_expand to accommodate target-specific attributes.
6500 (anonymous zero_extendqihi2 patterns): New.
6502 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6504 * h8300.md (*andorhi3): New pattern.
6506 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6508 * h8300.c (dosize): Fix test for "sub".
6510 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6512 * c-typeck.c (pointer_diff): Try to eliminate common term before
6515 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6517 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6518 Account for the saves of the FP registers.
6520 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6521 (TEXT_SECTION_ASM_OP): Define.
6522 (INIT_SECTION_ASM_OP): Define.
6523 (FINI_SECTION_ASM_OP): Define.
6524 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6525 (RDATA_SECTION_FUNCITON): Provide prototype.
6527 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6529 * reload1.c (move2add_note_store): Correct typo checking for
6532 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6534 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6535 note should not be considered outside the libcall block.
6537 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6539 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6541 2001-08-29 Kazu Hirata <kazu@hxi.com>
6543 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6545 2001-08-29 Kazu Hirata <kazu@hxi.com>
6547 * config/h8300/h8300-protos.h: Add a prototype for
6549 * config/h8300/h8300.c (emit_logical_op): New.
6550 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6557 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6559 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6560 comparison with rtx INTVAL.
6561 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6563 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6565 2001-08-29 Kazu Hirata <kazu@hxi.com>
6567 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6570 2001-08-29 Kazu Hirata <kazu@hxi.com>
6572 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6573 (reg n) to (mem (pre_dec (reg n))
6574 (anonymous movsi pattern): Likewise.
6576 2001-08-29 Kazu Hirata <kazu@hxi.com>
6578 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6580 2001-08-29 Kazu Hirata <kazu@hxi.com>
6582 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6583 several special constants.
6585 2001-08-29 Kazu Hirata <kazu@hxi.com>
6587 * config/h8300/lib1funcs.asm: Fix comment typos.
6589 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6592 Fix format specifier warnings.
6594 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6595 inet_makeaddr, semctl): Prototype.
6597 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6598 (save_restore_insns): Use base_offset, not gp_offset.
6600 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6601 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6603 2001-08-29 Richard Henderson <rth@redhat.com>
6605 * bb-reorder.c (function_tail_eff_head): New.
6606 (record_effective_endpoints): Set it.
6607 (fixup_reorder_chain): Use it.
6609 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6611 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6613 2001-08-28 Dale Johannesen <dalej@apple.com>
6615 * config/darwin.c (machopic_function_base_name): Add const
6616 qualifier to a string.
6617 (darwin_encode_section_info): Ditto.
6619 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6622 function definition.
6624 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6626 * df.h (struct df): Add rts_order variable.
6628 * df.c (df_visit_next_rts): New function.
6629 (df_visit_next): Renamed to df_visit_next_rc
6630 (df_analyse_1): Allocate/compute/free rts_order as well.
6631 (df_rd_global_compute): Use df_visit_next_rc instead of
6633 (df_ru_global_compute): Use df_visit_next_rts instead of
6636 * flow.c (flow_reverse_top_sort_order_compute): New function.
6638 * basic-block.h: Add prototype.
6640 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6642 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6643 blocks, the BB_REACHABLE is now set, rather than aux being
6644 non-NULL. Update the test to reflect this.
6646 2001-08-28 Eric Christopher <echristo@redhat.com>
6648 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6649 config/mips/crti.asm: Ditto.
6651 2001-08-28 Eric Christopher <echristo@redhat.com>
6652 Richard Henderson <rth@redhat.com>
6654 * c-pragma.h (add_weak): Move prototype from here...
6655 * output.h (add_weak): ... to here.
6656 * varasm.c (add_weak): Fix typo.
6657 * config/mips/crti.asm: New file.
6658 * config/mips/crtn.asm: Ditto.
6659 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6660 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6661 (INVOKE__main): Ditto.
6662 (INIT_SECTION_ASM_OP): New.
6663 (FINI_SECTION_ASM_OP): Ditto.
6664 (STARTFILE_SPEC): Add crti.
6665 (ENDFILE_SPEC): Add crtn.
6666 * config/mips/elf64.h: Same.
6667 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6669 * config/mips/vxworks.h: Ditto.
6670 * config/mips/t-elf: Support crti and crtn.
6672 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6674 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6677 2001-08-28 Richard Henderson <rth@redhat.com>
6679 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6680 (one_cmplbi2 splitter): Remove redundant test.
6682 2001-08-28 Dale Johannesen <dalej@apple.com>
6684 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6686 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6688 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6690 2001-08-28 Stan Shebs <shebs@apple.com>
6692 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6693 (UNALIGNED_SHORT_ASM_OP): Define.
6694 (UNALIGNED_INT_ASM_OP): Define.
6696 2001-08-28 Will Cohen <wcohen@redhat.com>
6698 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6699 generation for first set.
6701 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6703 * flow.c (redirect_edge_succ_nodup): Return new edge.
6704 (try_simplify_condjump): Use new edge.
6705 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6707 * cse.c (cse_basic_block): Skip note instructions.
6709 2001-08-27 Richard Henderson <rth@redhat.com>
6711 * combine.c (combine_simplify_rtx): Don't reverse condition
6712 if there is no reverse for the condition.
6713 (simplify_comparison): Don't simplify subregs from INT to FP.
6715 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6716 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6717 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6718 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6719 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6720 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6722 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6724 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6725 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6727 (adddi_dilshr32, adddi_dishl32): Only data register can be
6728 source for mem destination.
6730 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6731 and use bitnum to decide about register move.
6733 2001-08-27 Richard Henderson <rth@redhat.com>
6735 * genattr.c (main): Emit state_t even when not doing scheduling.
6737 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6738 Richard Henderson <rth@redhat.com>
6740 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6741 (reg_avail_info, current_bb): ... these.
6742 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6743 (compute_hash_table): Likewise.
6745 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6747 * flow.c (verify_flow_info): Use checksums to verify edges.
6749 2001-08-27 Richard Henderson <rth@redhat.com>
6751 * genautomata.c (expand_automata): Always create a description.
6753 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6755 * optabs.c (expand_binop): Correctly handle the carry in multiword
6756 add/subtract operations.
6758 2001-08-27 Fred Fish <fnf@be.com>
6760 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6763 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6765 * reload.c (find_reloads_toplev): Back out this change:
6767 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6769 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6770 mem if the address is a mode_dependent_address_p.
6772 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6774 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6775 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6776 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6779 * genattr.c (main): New variable num_insn_reservations. Increase
6780 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6781 pipeline hazard recognizer interface.
6783 * genattrtab.h: New file.
6785 * genattrtab.c: Include genattrtab.h.
6786 (attr_printf, check_attr_test, make_internal_attr,
6787 make_numeric_value): Move protypes into genattrtab.h. Define them
6789 (num_dfa_decls): New global variable.
6790 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6791 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6792 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6793 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6795 * genautomata.c: New file.
6797 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6799 * sched-int.h: (curr_state): Add the external definition for
6800 automaton pipeline interface.
6801 (haifa_insn_data): Add comments for members blockage and units.
6803 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6804 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6805 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6806 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6807 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6808 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6809 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6811 (TARGET_SCHED): Use the new macros.
6813 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6814 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6815 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6816 dfa_bubble): New members in gcc_target.sched.
6818 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6819 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6820 (insn_queue): Redefine it as pointer to array.
6821 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6823 (max_insn_queue_index_macro_value): New variable.
6824 (curr_state, dfa_state_size, ready_try): New varaibles for
6825 automaton interface.
6826 (ready_element, ready_remove, max_issue): New function prototypes
6827 for automaton interface.
6828 (choose_ready): New function prototype.
6829 (insn_unit, blockage_range): Add comments.
6830 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6831 FUNCTION_UNITS_SIZE == 0.
6832 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6833 actual_hazard, potential_hazard): Add comments.
6834 (insn_cost): Use cost -1 as undefined value. Remove
6835 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6837 (ready_element, ready_remove): New functions for automaton
6839 (schedule_insn): Add new code for automaton pipeline interface.
6840 (queue_to_ready): Add new code for automaton pipeline interface.
6841 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6842 (debug_ready_list): Print newline when the queue is empty.
6843 (max_issue): New function for automaton pipeline interface.
6844 (choose_ready): New function.
6845 (schedule_block): Add new code for automaton pipeline interface.
6846 Print ready list before scheduling each insn.
6847 (sched_init): Add new code for automaton pipeline interface.
6848 Initiate insn cost by -1.
6849 (sched_finish): Free the current automaton state and finalize
6850 automaton pipeline interface.
6852 * sched-rgn.c: Include target.h.
6853 (init_ready_list, new_ready, debug_dependencies): Add new code for
6854 automaton pipeline interface.
6856 * sched-vis.c: Include target.h.
6857 (get_visual_tbl_length): Add code for automaton interface.
6858 (target_units, print_block_visualization): Add comments.
6860 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6861 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6862 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6863 (getruntime.o, genautomata.o): New entries.
6864 (genattrtab.o): Add new dependency file genattrtab.h.
6865 (genattrtab): Add new dependencies. Link it with `libm.a'.
6866 (getruntime.o, hashtab.o): New entries for canadian cross.
6868 * doc/md.texi: Description of automaton based model.
6870 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6872 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6873 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6874 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6875 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6876 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6877 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6878 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6880 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6881 MAX_DFA_ISSUE_RATE): New macro descriptions.
6883 * doc/contrib.texi: Add dfa based scheduler contribution.
6885 * doc/gcc.texi: Add more information about genattrtab.
6887 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6889 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6892 2001-08-27 Richard Henderson <rth@redhat.com>
6894 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6895 (get_arg_pointer_save_area): New. Create an init it here.
6896 (fix_lexical_addr): Use it.
6897 * function.h: Declare it.
6898 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6899 * stmt.c (expand_nl_goto_receiver): Use it.
6901 2001-08-27 Richard Henderson <rth@redhat.com>
6903 * final.c (final_scan_insn): Don't enter APP_ON mode for
6906 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6907 alignment for assemble_integer for DW_EH_PE_aligned.
6908 * except.c (output_function_exception_table): Likewise.
6910 2001-08-26 Andreas Jaeger <aj@suse.de>
6912 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6914 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6916 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6918 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6920 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6922 (mask64_operand): Likewise.
6923 (rldic_operand): Delete.
6924 (includes_lshift64_p): Delete.
6925 (includes_rldic_lshift_p): New function.
6926 (includes_rldicr_lshift_p): New function.
6927 (print_operand): Don't call rldic_operand in case 'W'.
6928 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6929 (includes_lshift64_p): Remove.
6930 (includes_rldic_lshift_p): Declare.
6931 (includes_rldicr_lshift_p): Declare.
6932 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6933 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6934 Replace match_operand rldic_operand predicate with
6935 const_int_operand. Replace includes_lshift64_p condition with
6936 includes_rldic_lshift_p.
6937 <ashldi3_internal 64 bit rldicr patterns>: New.
6939 2001-08-27 Andreas Jaeger <aj@suse.de>
6941 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6942 * errors.c: Likewise.
6943 * final.c: Likewise.
6944 * dwarf2asm.c: Likewise.
6945 * doprint.c (checkit): Likewise.
6946 * diagnostic.c: Likewise.
6947 * collect2.c: Likewise.
6948 * calls.c: Likewise.
6949 * c-semantics.c (build_stmt): Likewise.
6950 * c-format.c (status_warning): Likewise.
6951 * c-errors.c (pedwarn_c99): Likewise.
6952 * builtins.c (validate_arglist): Likewise.
6953 * config/pj/pj.c (pj_printf): Likewise.
6954 * fix-header.c: Likewise.
6956 * gcov.c (fnotice): Likewise.
6957 * gensupport.c (message_with_line): Likewise.
6958 * mips-tfile.c: Likewise.
6959 * protoize.c (notice): Likewise.
6960 * read-rtl.c (fatal_with_file_and_line): Likewise.
6961 * rtl-error.c: Likewise.
6962 * tradcpp.c: Likewise.
6964 * cp/tree.c (build_min_nt): Likewise.
6965 (build_min): Likewise.
6966 * cp/lex.c: Likewise.
6967 * cp/errfn.c: Likewise.
6968 * cp/rtti.c (create_pseudo_type_info): Likewise.
6970 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6972 * df.c (df_uses_record): Return after recording all uses
6975 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6977 * df.c (df_insn_modify): Realloc the INSN table here, if
6978 necessary, here, too.
6980 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6982 * config/mips/mips.c (mips_function_value): Handle complex return
6985 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6987 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6989 * reload.c (make_memloc): Copy result if it is still
6990 reg_equiv_memory_loc[regno] on return.
6991 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6992 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6993 reg_equiv_mem are modified by the substitutions.
6995 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6997 * predict.c (expensive_function_p): New.
6998 * rtl.h (expensive_function_p): Declare.
6999 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7000 (use_fast_prologue_epilogue): New static variable.
7001 (expand_prologue): Set it; emit short prologues if unset.
7002 (expand_epilogue): Likewise.
7004 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7006 * config.gcc: Add stormy16-*-elf case.
7007 * config/stormy16/stormy-abi: New file.
7008 * config/stormy16/stormy16-lib2.c: New file.
7009 * config/stormy16/stormy16-protos.h: New file.
7010 * config/stormy16/stormy16.c: New file.
7011 * config/stormy16/stormy16.h: New file.
7012 * config/stormy16/stormy16.md: New file.
7013 * config/stormy16/t-stormy16: New file.
7015 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7017 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7019 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7021 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7022 descriptor members are pointer size, not constant 4.
7023 * config/rs6000/rs6000.md (define_splits): Remove more unused
7026 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7028 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7030 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7032 * cp/rtti.c (VPARAMS): Fix parameter.
7034 2001-08-24 Zack Weinberg <zackw@panix.com>
7036 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7038 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7040 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7041 in if controlling use of insv.
7042 (extract_bit_field): Likewise, for extv and extzv.
7044 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7046 * i386.md (movcc peep2): Fix load of 0.
7048 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7051 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7053 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7055 * c-pragma.h: Move weak_syms and weak_decls...
7056 * varasm.c: ...here. Now static.
7057 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7058 depend on HANDLE_PRAGMA_WEAK.
7060 * c-common.c (c_alignof, c_alignof_expr): Move here...
7061 * c-typeck.c: ...from here.
7062 * c-tree.h, c-common.h: Adjust.
7064 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7066 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7067 instead of incrementing it.
7069 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7070 asm ready, don't try to move them all into the same array element.
7072 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7074 * function.c (thread_prologue_and_epilogue_insns): Avoid
7075 fallthru flag on edge to exit.
7077 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7079 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7082 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7084 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7085 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7086 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7089 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7091 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7092 replace "GNU CC" with "GCC".
7094 2001-08-23 Richard Henderson <rth@redhat.com>
7096 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7097 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7098 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7099 Need GR between FR and not GR_AND_FR.
7100 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7101 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7102 AR regs before GR regs.
7103 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7104 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7105 (REGISTER_MOVE_COST): Update.
7106 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7108 2001-08-23 Richard Henderson <rth@redhat.com>
7110 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7113 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7115 * reload1.c (emit_reload_insns): Don't look for notes
7116 on a NULL store_insn.
7118 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7120 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7121 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7122 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7123 format specifier warnings.
7124 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7126 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7128 * config/i386/i386-protos.h: Correct declaration of
7129 i386_pe_asm_named_section.
7131 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7133 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7135 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7137 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7139 * cpperror.c (print_location): Don't show _Pragma.
7140 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7141 and file change callback generation here.
7142 (stack_include_file): Update use of cpp_push_buffer.
7143 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7144 (struct cpp_buffer): Remove type, pfile members.
7145 * cppinit.c (cpp_handle_option): Use free_chain.
7146 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7147 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7148 a cpp_reader rather than a cpp_buffer.
7149 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7150 skip_line_comment, parse_string, lex_percent, lex_dot,
7151 _cpp_lex_token): Update accordingly.
7152 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7154 (cpp_push_buffer): Update prototype.
7155 (run_directive): Update use of cpp_push_buffer.
7156 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7157 handle_assertion): Update use of run_directive.
7158 * cpplib.h (enum cpp_buffer_type): Remove.
7159 (cpp_push_buffer): Update prototype.
7160 * fix-header.c (read_scan_file): Update.
7162 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7164 * gcc.c (struct prefix_list): Change prefix to const char *.
7166 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7168 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7170 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7172 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7175 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7178 * ifcvt.c (dead_or_predicable): Adjust.
7179 * loop.c (find_and_verify_loops): Adjust.
7180 * stmt.c (expand_end_case): Adjust.
7181 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7182 head and end insn pointers in the basic block, not just local copies.
7183 (merge_blocks_move_predecessor_nojumps): Likewise.
7185 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7187 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7188 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7189 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7190 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7191 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7192 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7193 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7194 conditions.h, config.gcc, configure.frag, configure.in,
7195 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7196 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7197 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7198 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7199 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7200 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7201 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7202 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7203 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7204 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7205 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7206 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7207 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7208 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7209 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7210 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7211 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7212 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7213 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7214 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7215 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7216 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7217 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7218 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7219 params.h, predict.c, predict.def, predict.h, prefix.c,
7220 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7221 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7222 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7223 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7224 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7225 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7226 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7227 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7228 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7229 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7230 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7231 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7232 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7233 xcoffout.h: replace "GNU CC" with "GCC".
7235 2001-08-21 Richard Henderson <rth@redhat.com>
7237 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7238 (final_scan_insn): Consider jump tables data even if we have no
7239 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7241 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7242 (ASM_OUTPUT_CASE_END): Remove.
7243 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7244 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7245 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7247 2001-08-21 Richard Henderson <rth@redhat.com>
7249 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7250 at barrier insns. Emit stop bits before barriers.
7252 * flow.c (flow_find_cross_jump): Don't consider unconditional
7253 return insns for commoning.
7255 * final.c (compute_alignments): Fix typo.
7257 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7258 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7259 (store_bit_field): Use mode_for_extraction more places.
7260 (extract_bit_field): Likewise.
7262 2001-08-21 Zack Weinberg <zackw@panix.com>
7264 * caller-save.c: Don't include insn-codes.h.
7265 (reg_save_code, reg_restore_code): Make arrays of int.
7266 All uses updated to match.
7267 (insert_save, insert_restore): No need to initialize "code"
7268 variable upon declaration.
7269 * Makefile.in: update dependencies; fix typo in clean rule.
7271 2001-08-21 Richard Henderson <rth@redhat.com>
7273 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7274 (merge_if_block): Handle fallout from same.
7276 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7278 * builtins.c (type_to_class): Fix typo in last change.
7280 2001-08-21 Richard Henderson <rth@redhat.com>
7282 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7283 ia64_asm_output_label.
7285 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7286 copy of gp while the real gp register contains garbage.
7288 2001-08-21 Zack Weinberg <zackw@panix.com>
7290 * expmed.c (mode_for_extraction): New function.
7291 (store_bit_field, extract_bit_field): Use it.
7292 * expr.h: Prototype it and provide an enum for its first argument.
7294 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7295 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7296 and digging through the insn_data tables.
7297 * Makefile.in: Update dependencies.
7299 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7301 * cppfiles.c (stack_include_file): line-map.c now handles include
7303 (handle_missing_handler): Similarly.
7304 (_cpp_execute_include): Similarly.
7305 (_cpp_pop_file_buffer): Similarly.
7306 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7307 buffer_stack_depth and include_depth.
7308 * cpplib.c (do_include_common): line-map.c now handles include depth.
7309 (cpp_push_buffer): Similarly.
7310 (_cpp_pop_buffer): Similarly.
7311 * cppmacro.c (builtin_macro): Update.
7312 * line-map.c (init_line_maps): Set depth.
7313 (add_line_map): Increment "used" earlier. Update and use the
7315 (trace_include): Use the include depth.
7316 * line-map.h (struct line_maps): New member depth.
7318 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7320 * cppfiles.c (stack_include_file): Don't handle -H here.
7321 * cppinit.c (cpp_start_read): Set include tracing after
7322 cpp_post_options and after stacking the main file.
7323 * line-map.c (trace_include): New.
7324 (init_line_maps, add_line_map): Update.
7325 * line-map.h (struct line_maps): New member trace_includes.
7327 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7329 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7330 * cppfiles.c (stack_include_file): Only stack a file if there
7331 is something to do. Return a boolean indicating whether a
7332 buffer was stacked or not.
7333 (_cpp_execute_include): Similarly.
7334 (_cpp_read_file): Similarly.
7335 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7337 2001-08-21 Sam Steingold <sds@gnu.org>
7339 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7340 (RECACHE): keep obufp_before_macroname up to date
7342 2001-08-21 Zack Weinberg <zackw@panix.com>
7344 * stmt.c: Don't include insn-codes.h.
7345 (expand_end_case): Machine specific logic moved to expr.c.
7346 No need to worry about __builtin_classify_type.
7347 (check_for_full_enumeration_handling, emit_case_nodes):
7350 * builtins.o (expand_builtin_classify_type): Split up so code
7351 can be shared with fold_builtin_classify_type.
7352 (type_to_class, fold_builtin_classify_type): New functions.
7353 (fold_builtins): Handle __builtin_classify_type.
7355 * expr.c (do_tablejump): Now static.
7356 (case_values_threshold, try_casesi, try_tablejump): New;
7357 code mostly from stmt.c (expand_end_case).
7358 (expr.h): Update prototypes.
7360 * Makefile.in (stmt.o): Update dependencies.
7362 2001-08-21 Will Cohen <wcohen@redhat.com>
7364 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7365 declaration of variable i.
7366 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7367 declaration of variable i.
7369 2001-08-21 Richard Henderson <rth@redhat.com>
7371 * crtstuff.c: Fix thinko last change. Move list tails to start
7372 of CRT_END section. Tidy ifdefs.
7373 (__EH_FRAME_BEGIN__): Always static for ELF.
7374 (__do_global_ctors_1): Rename from __frame_dummy.
7375 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7376 name change; don't hide __EH_FRAME_BEGIN__.
7378 2001-08-21 Richard Henderson <rth@redhat.com>
7380 * gdbinit.in: Move break on exit after break on fancy_abort.
7382 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7385 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7387 * cpphash.h (_cpp_push_next_buffer): New.
7388 * cppinit.c (do_includes): Remove.
7389 (push_include, free_chain, _cpp_push_next_buffer): New.
7390 (cpp_start_read): Use them to rework command line option handling.
7391 (cpp_handle_option): Combine handling of -include and -imacros.
7392 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7393 appropriate. Always insert missing \n at EOF.
7394 * cpplib.c (start_directive): Get the directive position right.
7395 * cppmain.c (cb_file_change): Always print the first line, unless
7398 2001-08-20 Andreas Jaeger <aj@suse.de>
7400 * profile.c (compute_branch_probabilities): Remove extra new-line
7402 * flow.c (verify_flow_info): Likewise.
7404 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7406 * basic-block.h (basic_block): Add new field 'flags'.
7407 (BB_REACHABLE): Define.
7408 (expunge_block): Declare.
7409 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7410 (EXIT_BLOCK_PTR): Ditto.
7411 (expunge_block): Remove static declaration.
7412 (cleanup_cfg): Clear bb->aux on every basic block.
7413 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7414 computing reachability.
7415 (delete_unreachable_blocks): Delete block b if b->flags has
7418 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7420 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7422 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7424 * sparc.c (sparc_variable_issue): Fix typo in last change.
7426 2001-08-20 Richard Henderson <rth@redhat.com>
7428 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7430 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7432 * pa.h (RETURN_IN_MEMORY): Improve comment.
7434 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7436 * doc/invoke.texi (Profiling options): Clarify the interactions
7437 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7439 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7441 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7444 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7446 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7449 2001-08-20 Richard Henderson <rth@redhat.com>
7451 * final.c (end_final): Fix typo last change.
7453 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7455 * cppinit.c (init_standard_includes): The returned buffer
7456 is already malloc-ed.
7457 * gcc.c (add_prefix): Similarly.
7458 * prefix.c (translate_name): Update to support clear buffer
7460 (update_path): Similarly. Be sure to free any newly allocated
7461 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7463 * prefix.h (update_path): Update prototype and document.
7464 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7465 up and update to new buffer ownership rules.
7466 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7468 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7470 * final.c (compute_alignments): New function.
7471 (init_insn_lengths): Do not care label_align.
7472 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7473 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7474 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7475 (shorted_branches): Realloc label_align array; do
7476 not call init_insn_lengths; Do not care about loop alignments.
7477 * output.h (compute_alignments): Declare.
7478 * toplev.c (rest_of_compilation): Call compute_alignments.
7479 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7481 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7482 change visited to tovisit.
7483 (propagate_freq): Use faster traversing algorithm.
7484 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7485 to tovisit; reverse meaning.
7487 * predict.c (struct block_info_def): Remove nvisited.
7488 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7489 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7491 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7493 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7494 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7495 (TARGET_FUSED_MADD): New.
7496 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7497 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7498 the multiply-add instructions.
7500 2001-08-19 Richard Henderson <rth@redhat.com>
7502 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7503 is aligned to pointer size.
7505 2001-08-19 Richard Henderson <rth@redhat.com>
7507 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7508 display markers during final schedule.
7510 2001-08-19 Richard Henderson <rth@redhat.com>
7512 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7514 2001-08-19 Richard Henderson <rth@redhat.com>
7516 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7518 (ASM_NAME_TO_STRING): Remove.
7519 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7520 in the same string. Remove support for expressions.
7522 2001-08-19 Richard Henderson <rth@redhat.com>
7524 * config/i386/i386.md (tablejump): Make an expander; handle
7525 pic relative addressing here.
7526 (tablejump_1): Rename from tablejump_pic.
7529 2001-08-19 Richard Henderson <rth@redhat.com>
7531 * regclass.c (fix_register): Fix typo.
7533 2001-08-18 Richard Henderson <rth@redhat.com>
7535 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7536 (struct _Unwind_Context): Expand br_loc to hold it.
7537 (uw_frame_state_for): Handle leaf functions better.
7538 (uw_update_reg_address): Update for br_loc change.
7540 2001-08-18 Richard Henderson <rth@redhat.com>
7542 * crtstuff.c: Move list heads before code that uses them.
7543 (__JCR_LIST__): Remove initial null.
7544 (frame_dummy, __frame_dummy): Do java registration here ...
7545 (__do_global_ctors_aux): ... not here.
7547 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7548 (__do_global_dtors_aux): Update to match.
7549 (__JCR_LIST__, __do_jv_register_classes): New.
7551 * config/ia64/crtend.asm (__JCR_END__): New.
7552 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7553 instead of an indirect LTOFF22 reloc.
7555 2001-08-18 Richard Henderson <rth@redhat.com>
7557 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7558 * regclass.c (init_reg_sets_1): Fix typo.
7559 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7560 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7561 (ia64_compute_frame_size): Make ar.unat live when in use.
7562 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7563 for ar.pfs; remove ar.unat handling.
7564 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7566 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7567 * config/ia64/ia64-protos.h: Update decls.
7568 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7569 (sibcall_pic): Likewise.
7571 2001-08-18 Richard Henderson <rth@redhat.com>
7573 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7574 pred_rel_mutex when searching for insn_group_barrier.
7575 * config/ia64/ia64.md (cycle_display): Combine the expander
7578 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7579 bit before asm as needed.
7581 2001-08-18 Richard Henderson <rth@redhat.com>
7583 * timevar.def (TV_MACH_DEP): New.
7584 * toplev.c (rest_of_compilation): Use it.
7585 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7587 2001-08-18 Zack Weinberg <zackw@panix.com>
7589 * unwind-dw2.c (execute_stack_op): Add default aborts to
7590 the inner switches to prevent warnings.
7592 2001-08-18 Richard Henderson <rth@redhat.com>
7594 * timevar.h (struct timevar_time_def): Change element type to float.
7595 (ticks_to_msec, clocks_to_msec): Likewise.
7596 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7597 (get_time): Likewise.
7598 (timevar_print): Adjust zero check and printing to match.
7600 2001-08-18 Zack Weinberg <zackw@panix.com>
7602 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7603 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7604 Eliminate overfull or underfull hboxes.
7606 2001-08-18 Zack Weinberg <zackw@panix.com>
7608 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7610 2001-08-18 Zack Weinberg <zackw@panix.com>
7612 * haifa-sched.c: Convert to target hooks. Macros replaced
7613 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7614 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7615 MD_SCHED_FINISH, and HAVE_cycle_display.
7616 * target-def.h (TARGET_SCHED_ADJUST_COST,
7617 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7618 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7619 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7620 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7621 New hook #defines to be overridden.
7622 (TARGET_SCHED): Bring them all together.
7623 (TARGET_INITIALIZER): Update.
7624 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7625 instead of 'struct rtx_def *' throughout.
7626 (struct sched): New set of hooks for the scheduler.
7627 * Makefile.in (haifa-sched.o): Depend on target.h.
7628 * doc/tm.texi: Document the new scheduler hooks, together in
7629 their own section, instead of scattered around.
7630 Fix a bunch of underfull/overfull hboxes.
7632 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7633 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7634 sparc.h: Don't define any of the old scheduler macros.
7636 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7637 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7638 sparc.c: Create hook functions from code extracted from
7639 corresponding target header, or make existing hooks static, as
7640 appropriate. Set the appropriate entries in targetm.
7642 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7643 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7644 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7645 Remove prototypes for functions which are now static.
7647 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7648 related gunk; the Haifa scheduler is now the only choice.
7650 2001-08-18 Zack Weinberg <zackw@panix.com>
7652 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7653 * genopinit.c: Put floating point divide insns in sdiv_optab.
7654 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7655 * config/gofast.h, config/c4x/c4x.h,
7656 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7657 config/pa/long_double.h, config/rs6000/sysv4.h,
7658 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7659 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7660 (init_optabs): Use init_optabv for overflow-trapping optabs.
7661 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7662 cmp_optab RTX codes so have_insn_for can find them.
7664 * optabs.c (expand_simple_binop, expand_simple_unop,
7665 have_insn_for, gen_sub3_insn): New interfaces.
7666 * expr.h: Prototype new functions.
7667 (enum optab_methods): Move here from optabs.h.
7669 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7670 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7671 Use new functions instead of working directly with optabs.
7672 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7673 unroll.c: Don't include optabs.h.
7674 * caller-save.c, combine.c, function.c, stmt.c: Just include
7675 insn-codes.h, not optabs.h.
7676 * Makefile.in: Update dependencies.
7678 * combine.c (make_compound_operation, simplify_comparison):
7679 Fix typos testing for this or that instruction.
7681 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7683 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7684 generating libgcc.a.
7686 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7688 * except.c (TYPE_HASH): Delete.
7690 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7693 * tree.c (TYPE_HASH): Delete.
7695 * tree.h (TYPE_HASH): Define.
7697 2001-08-18 Graham Stott <grahams@redhat.com>
7699 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7701 (adddi3_internal_2+2): Likewise.
7702 (eh_set_lr_di+1): Likewise.
7704 2001-08-17 Richard Henderson <rth@redhat.com>
7706 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7707 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7708 * dwarf2asm.c: ... here.
7709 * dwarfout.c: Remove them.
7711 * varasm.c (assemble_integer): Add align parameter.
7712 (assemble_real, output_constant, output_constructor): Likewise.
7713 * output.h: Update decls.
7714 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7715 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7716 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7717 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7718 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7721 * final.c (end_final): Abort profile block generation if we
7722 havn't layed it out properly.
7723 * output.h (assemble_eh_integer): Remove stale decl.
7724 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7726 (assemble_integer): Handle unaligned data.
7727 (assemble_real): Abort on unaligned data.
7728 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7730 (default_dtor_section_asm_out_destructor): Use assemble_align.
7731 (default_named_section_asm_out_constructor): Likewise.
7732 (default_ctor_section_asm_out_constructor): Likewise.
7733 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7734 (machopic_asm_out_destructor): Likewise.
7735 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7736 (nextstep_asm_out_destructor): Likewise.
7737 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7738 (vms_asm_out_destructor): Likewise.
7740 2001-08-17 Richard Henderson <rth@redhat.com>
7742 * config/mips/iris6.h (TARGET_IRIX6): New.
7743 (current_section_name, current_section_flags): New.
7744 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7745 (MAX_OFILE_ALIGNMENT): New.
7746 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7747 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7748 (copy_file_data): Split out from
7749 (mips_asm_file_end): ... here.
7750 (mips_asm_file_start): Remove extra .section directive. Use
7751 tmpfile instead of mips_make_temp_file.
7752 (mips_unique_section): Use const char * as needed for warnings.
7753 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7754 re-add align parameter.
7755 (iris6_asm_named_section): New.
7756 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7757 (iris6_asm_output_align, iris6_section_align_1): New.
7758 (iris6_asm_file_start, iris6_asm_file_end): New.
7759 * config/mips/mips-protos.h: Update decls.
7761 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7763 * doc/install.texi (Install GCC): Add links to build status pages.
7765 (Final install): Ditto; request updates for specific info
7767 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7769 * cpperror.c (print_location): Don't take a file name; use the
7771 (_cpp_begin_message): Similarly.
7772 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7773 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7774 (cpp_pedwarn_with_file_and_line): Remove.
7775 * cppfiles.c (stack_include_file): Update; set filename to stdin
7776 here when appropriate.
7777 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7778 (_cpp_begin_message): Don't take a file name.
7779 * cppinit.c: Add comment.
7780 * cpplex.c: Fix end-of-directive indicator.
7781 * cpplib.c: Don't include intl.h.
7782 (run_directive, do_diagnostic): Update.
7783 (do_line): Update to not use nominal_fname.
7784 (cpp_push_buffer): Don't take a filename.
7785 * cpplib.h (struct ht): Remove.
7786 (cpp_push_buffer): Don't take a filename.
7787 (cpp_pedwarn_with_file_and_line): Remove.
7788 * cppmacro.c (struct cpp_macro): Remove file.
7789 (builtin_macro): Update.
7790 (_cpp_create_definition): Update.
7791 * cppmain.c: Correct comment.
7792 * fix-header.c (read_scan_file): Update.
7794 2001-08-17 Kazu Hirata <kazu@hxi.com>
7796 * sbitmap.c: Fix comment formatting.
7797 * sched-deps.c: Likewise.
7798 * sibcall.c: Likewise.
7799 * simplify-rtx.c: Likewise.
7801 * ssa-ccp.c: Likewise.
7802 * stor-layout.c: Likewise.
7803 * timevar.c: Likewise.
7804 * toplev.c: Likewise.
7805 * unwind-dw2.c: Likewise.
7806 * unwind-dw2-fde.c: Likewise.
7807 * varasm.c: Likewise.
7809 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7811 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7812 or larger than an integer in memory.
7814 2001-08-17 Zack Weinberg <zackw@panix.com>
7816 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7817 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7818 * rtl.h: Don't forward-declare union tree_node here. Don't
7819 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7820 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7821 and tree respectively.
7822 * tree.h: Don't forward-declare struct rtx_def here. Don't
7823 typedef tree here. Change all uses of struct rtx_def *,
7824 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7825 and tree respectively.
7827 2001-08-17 Richard Henderson <rth@redhat.com>
7829 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7830 config/mips/openbsd.h: Fix typos last change.
7832 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7834 * doc/invoke.texi (Optimize Options): The default for
7835 -finline-limit is 600.
7837 2001-08-17 Richard Henderson <rth@redhat.com>
7839 * varasm.c (text_section): Allow TEXT_SECTION to override the
7840 printing of TEXT_SECTION_ASM_OP.
7841 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7842 (DATA_SECTION, BSS_SECTION): Remove.
7843 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7844 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7845 Rename from s/_NAME//.
7846 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7847 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7848 (TEXT_SECTION): ... here. New.
7849 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7850 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7851 * config/mips/openbsd.h: Likewise.
7852 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7853 (mips_asm_file_end): Likewise test.
7854 (mips_output_function_epilogue): Likewise. Switch back to data
7855 section after emitting the function.
7857 * doc/tm.texi (Sections): Document TEXT_SECTION.
7859 2001-08-17 Richard Henderson <rth@redhat.com>
7861 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7862 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7864 2001-08-17 Richard Henderson <rth@redhat.com>
7866 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7867 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7868 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7869 Add aligned attribute.
7871 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7873 * config/sh/sh.md: Add modes to unspecs in first insn to match
7874 those in the second.
7876 * Makefile.in: Fix collect2 copy for Cygwin.
7878 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7880 Install the proper patch.
7881 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7882 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7883 (expand_function_start): Likewise.
7884 * stmt.c (expand_decl): Likewise.
7885 * varasm.c (make_decl_rtx): Likewise.
7887 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7889 * final.c: Undo my previous accidental checkin.
7890 * output.h: Likewise.
7891 * tm.texi: Likewise.
7893 2001-08-16 Richard Henderson <rth@redhat.com>
7895 * varasm.c (named_section_flags): Remove align parameter.
7896 * varasm.c, dwarf2out.c: Update all callers.
7897 * output.h: Update prototypes.
7899 * target.h (target.asm_out.named_section): Remove align parameter.
7900 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7901 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7902 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7903 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7904 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7906 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7907 (get_named_section_flags, set_named_section_flags): New.
7908 (named_section_flags): Use them.
7909 (named_section): Do decl vs section flags check here...
7910 (default_section_type_flags): ... not here.
7911 (init_varasm_once): Create in_named_htab.
7912 (resolve_unique_section): Mark reloc unused.
7914 2001-08-16 Richard Henderson <rth@redhat.com>
7916 * varasm.c (force_const_mem): Keep pool alignment in bits.
7917 (output_constant_pool): Use assemble_align.
7919 2001-08-16 Zack Weinberg <zackw@panix.com>
7921 * doc/tm.texi: Remove extra @table command.
7923 2001-08-16 Zack Weinberg <zackw@panix.com>
7925 * final.c (shorten_branches): Clear the end of the label_align
7926 array only if we made it larger. Break up messy expressions
7929 * diagnostic.c (internal_error): Check for error recursion
7930 before doing ICE suppression.
7932 * timevar.c: Timing variables now count in milliseconds.
7933 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7934 (get_time): Not here.
7935 (timevar_print): Don't print any timer whose user, cpu, and
7936 wall times are all zero as displayed.
7937 * timevar.h: Update comment aboout units. Make timevar
7940 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7942 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7943 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7944 (expand_function_start): Likewise.
7945 * stmt.c (expand_decl): Likewise.
7946 * varasm.c (make_decl_rtx): Likewise.
7948 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7950 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7951 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7953 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7955 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7958 2001-08-16 Andreas Jaeger <aj@suse.de>
7960 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7963 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7965 * rtl.h (only_sets_cc0_p): New prototype.
7966 * jump.c (sets_cc0_p): Handle INSN.
7967 (only_sets_cc0_p): New function.
7968 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7969 (tidy_fallthru_edge): Likewise.
7970 * integrate.c (copy_insn_list): Likewise.
7971 * unroll.c (unroll_loop): Likewise.
7972 (copy_loop_body): Likewise.
7974 2001-08-15 Jason Eckhardt <jle@redhat.com>
7976 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7978 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7980 * predict.c (struct block_info_def): Remove nvisited.
7981 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7982 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7984 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7985 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7988 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7990 * predict.def: Update hitrates.
7992 2001-08-15 Richard Henderson <rth@redhat.com>
7994 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7996 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7998 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7999 note from its associated jump.
8001 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8003 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8004 also on 64-bit s390x targets.
8006 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8008 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8010 (arm_expand_prologue): Handled nested functions which take a
8011 variable argument list.
8012 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8013 macro with an invocation of
8014 arm_compute_initial_elimination_offset.
8015 * config/arm/arm-protos.h: Prototype
8016 arm_compute_initial_elimination_offset.
8018 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8020 * doc/install.texi (Specific, avr): Fix markup.
8021 (Specific, c4x): Ditto.
8023 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8025 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8027 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8029 * Makefile.in (OBJS): Add rtl-error.o
8030 (rtl-error.o): New rule.
8031 (diagnostic.o): Adjust dependency.
8032 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8033 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8034 warning_for_asm): Move to...
8035 rtl-error.c: ...here. New file.
8037 2001-08-14 Richard Henderson <rth@redhat.com>
8039 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8040 if USING_SJLJ_EXCEPTIONS.
8042 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8044 * tlink.c (scan_linker_output): Check string for unsatisfied in
8045 addition to undefined and unresolved.
8047 2001-08-14 Graham Stott <grahams@redhat.com>
8049 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8050 EH_FRAME_SECTION_NAME.
8052 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8054 * genattrtab.c (simplify_test_exp_in_temp): New function.
8055 (simplify_test_exp): Avoid explicit use of temporary obstack.
8056 (simplify_cond, insert_right_side, evaluate_eq_attr,
8057 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8058 Use simplify_test_exp_in_temp.
8059 (optimize_attrs): Iterate until expression stabilizes.
8061 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8063 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8064 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8066 2001-08-13 Richard Henderson <rth@redhat.com>
8068 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8069 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8070 * config/arm/conix-elf.h: Likewise.
8072 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8074 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8076 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8078 * gcse.c (hash_scan_set): Expressions that are set as part of
8079 jump instructions are not available.
8081 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8083 * config/s390/s390.c (print_operand, s390_function_prologue,
8084 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8086 2001-08-13 Richard Henderson <rth@redhat.com>
8088 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8089 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8090 * doc/tm.texi (Exception Region Output): Document it.
8092 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8094 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8095 DWARF2 instead of stabs by default.
8097 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8099 * config/rs6000/rs6000.c: Include optabs.h.
8101 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8103 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8104 save/restore routines.
8105 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8107 2001-08-13 Andreas Jaeger <aj@suse.de>
8109 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8110 the english is correct.
8112 2001-08-13 Zack Weinberg <zackw@panix.com>
8114 * expr.h: Split out optab- and libfunc-related code to...
8115 * optabs.h, libfuncs.h: ... these new headers.
8117 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8119 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8121 * mkconfig.sh: Don't include insn-codes.h from config.h.
8123 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8124 enum insn_code is available. Move reload_in_optab and
8125 reload_out_optab array declarations to optabs.h.
8126 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8127 there, prototype in expr.h.
8128 * gencodes.c: Cleanup: zap global variables, don't use
8129 printf where puts will do, don't bother defining MAX_INSN_CODE
8130 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8132 * genemit.c, genopinit.c: Include optabs.h in generated file.
8133 * genoutput.c: Include insn-codes.h in generated file.
8134 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8135 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8136 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8137 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8138 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8139 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8141 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8142 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8143 config/m88k/m88k.c, config/sparc/sparc.c:
8145 * reload.c: Include expr.h and optabs.h before reload.h.
8146 * config/alpha/alpha.c: Include tree.h before reload.h.
8147 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8148 and reload.h in that order.
8149 * config/sparc/sparc.c: Include debug.h.
8150 * recog.c: Include insn-codes.h.
8152 2001-08-13 Andreas Jaeger <aj@suse.de>
8154 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8157 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8159 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8160 * gcc.c (init_spec): Fix typo in comment.
8161 * varasm.c (data_section): Fix typo in comment.
8163 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8165 * predict.c (dump_prediction): New argument "USED".
8166 (combine_predictions_for_insn): Determine the used heuristics,
8167 output the case no heuristic applied.
8168 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8170 2001-08-13 Andreas Jaeger <aj@suse.de>
8172 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8175 2001-08-13 Kazu Hirata <kazu@hxi.com>
8177 * jump.c: Fix formatting.
8179 2001-08-13 Kazu Hirata <kazu@hxi.com>
8181 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8184 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8186 * loop.c (check_dbra_loop): Use condjump_label to compute
8189 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8190 to better document the files they're in.
8192 2001-08-12 Zack Weinberg <zackw@panix.com>
8194 * recog.h (struct insn_operand_data): Shrink 'mode' field
8197 2001-08-12 Kazu Hirata <kazu@hxi.com>
8199 * gcc.c: Fix comment formatting.
8200 * gccspec.c: Likewise.
8203 * genemit.c: Likewise.
8204 * gengenrtl.c: Likewise.
8205 * genrecog.c: Likewise.
8206 * gensupport.c: Likewise.
8207 * ggc-page.c: Likewise.
8208 * global.c: Likewise.
8209 * graph.c: Likewise.
8210 * ifcvt.c: Likewise.
8211 * integrate.c: Likewise.
8213 * libgcc2.c: Likewise.
8215 * mbchar.c: Likewise.
8216 * optabs.c: Likewise.
8217 * predict.c: Likewise.
8218 * prefix.c: Likewise.
8219 * profile.c: Likewise.
8220 * protoize.c: Likewise.
8222 * recog.c: Likewise.
8223 * regclass.c: Likewise.
8224 * regmove.c: Likewise.
8225 * reg-stack.c: Likewise.
8226 * reload1.c: Likewise.
8227 * resource.c: Likewise.
8228 * rtlanal.c: Likewise.
8231 2001-08-12 Kazu Hirata <kazu@hxi.com>
8233 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8234 a tree representing a constant is passed to the macro.
8236 2001-08-12 Richard Henderson <rth@redhat.com>
8238 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8239 (rs6000_elf_asm_out_destructor): New.
8240 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8241 (DTORS_SECTION_ASM_OP): Remove.
8242 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8243 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8245 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8248 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8249 * gcc.c (set_collect_gcc_options): New function, split out from
8251 Ignore elided switches.
8252 (do_spec_1): Invoke before executing command.
8253 (set_input): Export.
8254 Move declaration ...
8255 * gcc.h (set_input): ... here.
8256 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8259 2001-08-12 Richard Henderson <rth@redhat.com>
8261 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8262 thinko wrt TARGET_RELOCATABLE.
8264 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8266 * fix-header.c (cb_file_change): Update prototype.
8268 2001-08-11 Zack Weinberg <zackw@panix.com>
8270 * toplev.c (set_float_handler): Make static.
8271 * toplev.h: Don't prototype set_float_handler.
8273 * simplify-rtx.c: Don't include setjmp.h.
8274 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8276 (simplify_unary_operation, simplify_binary_operation): Use them,
8277 via do_float_handler.
8279 * fold-const.c: Don't include setjmp.h.
8280 (exact_real_inverse_1): New function.
8281 (exact_real_inverse): Use it, via do_float_handler.
8283 * varasm.c: Don't include setjmp.h.
8284 (assemble_real_1): New function.
8285 (assemble_real): Use it, via do_float_handler.
8286 Call internal_error if we get a trap here.
8288 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8289 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8291 2001-08-11 Zack Weinberg <zackw@panix.com>
8293 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8294 STACK_BOUNDARY if not already defined.
8296 * calls.c, function.c, reload1.c, explow.c: Don't default
8297 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8298 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8300 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8303 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8304 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8306 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8308 * cppmacro.c (enter_macro_context): Push macro expansions even
8311 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8313 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8314 (rs6000_elf_section_type_flags): Actually return a value.
8316 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8318 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8319 Clean up code: add missing comments and prototypes, fix warnings,
8320 remove obsolete code, fix spacing to conform to coding style.
8322 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8324 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8325 and TARGET_ASM_CLOSE_PAREN.
8326 (regclass_map): CC register belongs to class NO_REGS.
8327 (legitimize_pic_address): Don't generate unnecessary moves
8328 (to avoid confusing loop optimization).
8329 (check_and_change_labels): Replace jump_long by indirect_jump.
8330 (s390_final_chunkify): Don't start a new literal pool on section
8331 switch in 64-bit code.
8332 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8334 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8335 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8336 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8338 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8339 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8340 (CONST_COSTS): Fixed incorrect costs.
8342 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8343 Use emit_jump instead of emit_jump_insn (gen_jump).
8344 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8345 (to avoid confusing flow analysis).
8346 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8347 (casesi, casesi_jump): New.
8348 (jump_long): Removed. Functionality merged into indirect_jump.
8349 (indirect_jump): Accept address_operand, not just register_operand.
8350 (cjump_long, icjump_long): Use same logic as indirect_jump.
8351 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8352 Fixed broken setjmp/longjmp handling.
8353 (do_builtin_setjmp_setup): Removed.
8355 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8356 broken GNU as versions that don't accept .quad with large
8357 negative values. Use hexadecimal output instead.
8358 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8359 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8360 FUNCTION_EPILOGUE): Removed. Now in targetm.
8362 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8364 * config/s390/fixdfdi.h: Add missing copyright statement.
8365 Fix type conflicts on 64-bit. Add missing SFmode routines.
8367 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8370 2001-08-11 Richard Henderson <rth@redhat.com>
8372 * rtl.h (REG_EH_RETHROW): Remove.
8373 * rtl.c (reg_note_name): Update.
8374 * combine.c (distribute_notes): Don't check for it.
8376 2001-08-11 Richard Henderson <rth@redhat.com>
8378 * combine.c (distribute_notes): Place REG_SETJMP.
8380 2001-08-11 Richard Henderson <rth@redhat.com>
8382 * doc/extend.texi (Arrays and pointers implementation): Discourage
8383 relying on sign-extension of pointers.
8385 2001-08-11 H.J. Lu <hjl@gnu.org>
8387 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8389 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8390 RDATA_SECTION_ASM_OP.
8392 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8394 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8395 main manual to work both for info and HTML versions.
8397 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8398 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8400 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8401 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8402 (struct cpp_pool): New member first.
8403 * cppinit.c (append_include_chain): Plug memory leaks.
8404 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8405 Allocate pragma structures from the (aligned) macro pool to
8406 avoid leaking memory.
8407 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8408 so we don't leak memory.
8409 * hashtable.c (ht_destroy): New.
8410 * hashtable.h (ht_destroy): New.
8412 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8413 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8415 * c-lex.c (map): Make const.
8416 (cb_file_change): Update for callback passing a line map.
8417 Don't assume we have a previous map. Remove sanity check
8418 about popping too many files.
8419 * cpperror.c (print_location): Make map const.
8420 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8421 (cpp_make_system_header): Similarly.
8422 (search_from): Similarly.
8423 (_cpp_execute_include): Don't remember where we came from.
8424 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8425 (struct cpp_reader): Make map const.
8426 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8427 * cpplib.c (do_line): Update; line maps now hold sysp.
8428 (cpp_push_buffer): Similarly.
8429 (_cpp_do_file_change): Similarly; callback with map instead.
8430 (cpp_get_line_maps): Constify return value.
8431 (_cpp_pop_buffer): Update.
8432 * cpplib.h (struct cpp_file_change): Remove.
8433 (struct cpp_callbacks): Update.
8434 (cpp_get_line_maps): Constify return value.
8435 * cppmacro.c (_cpp_create_definition): Update.
8436 * cppmain.c (struct printer): Constify map.
8437 (maybe_print_line): Similarly.
8438 (print_line): Similarly. Deduce flags 1 and 2 here.
8439 (cb_file_change): Update.
8440 * line-map.c (free_line_maps): Warn regardless.
8441 (add_line_map): Return pointer to const. When passed NULL to_file
8442 with LC_LEAVE, use the obvious values for the return point so the
8443 caller doesn't have to figure them out.
8444 (lookup_line): Return pointer to const.
8445 (print_containing_files): Take pointer to const.
8446 * line-map.h (struct line_map): New members reason, sysp.
8447 (add_line_map): Return pointer to const.
8448 (lookup_line): Similarly.
8449 (print_containing_files): Take pointer to const.
8451 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8452 Richard Henderson <rth@redhat.com>
8454 * regmove.c (regmove_optimize): Avoid setting a register twice in
8457 2001-08-10 Richard Henderson <rth@redhat.com>
8459 * doc/extend.texi (Arrays and pointers implementation): Document
8460 behavior of pointer/integer conversion.
8462 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8464 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8466 2001-08-10 Richard Henderson <rth@redhat.com>
8468 * doc/extend.texi (C Implementation): New chapter.
8469 * doc/gcc.texi (Top): Link it in.
8471 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8473 * doc/install.texi (Specific): Fix CVS merge botch.
8475 2001-08-10 Richard Henderson <rth@redhat.com>
8477 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8478 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8480 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8482 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8483 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8484 this macro is now required.
8486 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8487 loop.c (find_and_verify_loops), reload.c (reload): Check
8488 for rtx code of CALL_INSN, not CALL, when deciding if we
8489 need to check for REG_SETJMP note.
8491 * gcse.c (compute_hash_table, compute_store_table): Update
8492 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8495 * config/avr/avr.c: Fix typo.
8496 * config/convex/convex.c (expand_movstr): Use adjust_address.
8497 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8499 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8500 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8502 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8503 Do define STACK_BOUNDARY.
8504 * config/i370/i370.c: Include expr.h.
8505 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8506 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8507 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8508 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8509 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8510 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8511 * config/romp/romp.c: Include expr.h after tree.h.
8513 (output_fpop): Use xmalloc, not oballoc.
8514 * config/we32k/we32k.c: Include expr.h.
8516 2001-08-10 Kazu Hirata <kazu@hxi.com>
8518 * config/h8300/h8300.h: Fix formatting.
8520 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8522 * c-common.h (RETURN_NULLIFIED_P): Lose.
8523 * c-semantics.c (genrtl_return_stmt): Don't check it.
8525 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8527 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8528 (mips_annotate_frame_insn): New function.
8529 (mips_emit_frame_related_store): New function.
8530 (save_restore_insns): Don't mark instructions that set up the base
8531 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8532 the store instructions instead.
8533 (mips_expand_prologue): If the stack size is moved into a temporary
8534 register, do not mark that move as frame-related. Add a
8535 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8537 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8539 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8540 stack slot as unchanging if current_function_calls_eh_return.
8542 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8544 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8545 access the second half of the TFmode scratch operand.
8547 2001-08-10 Anthony Green <green@redhat.com>
8549 * java/class.c (emit_register_classes): Conditionalize code on
8552 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8554 * doc/install.texi (Specific, avr): Fix cross-reference to the
8555 main manual to work both for info and HTML versions.
8557 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8559 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8560 and "use_goto" argument.
8561 (expand_null_return, expand_value_return): Update all callers.
8562 * function.c (expand_function_end): Remove code to generate simple
8564 * config/vax/vax.md (epilogue): New expander for function return.
8565 * doc/md.texi (epilogue): Remove "if defined".
8567 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8569 * Makefile.in: Partially revert my previous change:
8570 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8571 of the hashtab.o and safe-ctype.o rules.
8573 2001-08-09 Richard Henderson <rth@redhat.com>
8575 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8576 (USE_COLLECT2): Remove duplicate definition.
8577 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8578 (use_collect2): Remove dead code.
8579 * configure.in (use_collect2): Remove will_use_collect2 and
8580 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8581 * configure: Rebuild.
8583 * target.h (targetm.asm_out.constructor): New.
8584 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8585 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8586 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8587 * varasm.c (in_ctors, in_dtors): New.
8588 (assemble_constructor, assemble_destructor): Remove.
8589 (default_stabs_asm_out_destructor): New.
8590 (default_named_section_asm_out_destructor): New.
8591 (dtors_section, default_dtor_section_asm_out_destructor): New.
8592 (default_stabs_asm_out_constructor): New.
8593 (default_named_section_asm_out_constructor): New.
8594 (ctors_section, default_ctor_section_asm_out_constructor): New.
8595 * output.h: Update declarations.
8596 * c-decl.c (c_expand_body): Use target hooks instead of
8597 assemble_constructor and assemble_destructor.
8598 * profile.c (output_func_start_profiler): Likewise.
8599 * objc/objc-act.c (finish_objc): Likewise.
8600 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8601 for the constructor.
8602 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8604 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8605 (DTORS_SECTION_ASM_OP): Likewise.
8606 (__CTOR_LIST__): Use attribute section when possible.
8607 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8609 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8610 ASM_OUTPUT_CONSTRUCTOR.
8612 * config/darwin.c (machopic_asm_out_constructor): New.
8613 (machopic_asm_out_destructor): New.
8614 * config/darwin-protos.h: Update declarations.
8615 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8616 (ASM_OUTPUT_DESTRUCTOR): Remove.
8617 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8618 * config/nextstep.c (nextstep_asm_out_constructor): New.
8619 (nextstep_asm_out_destructor): New.
8620 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8621 (ASM_OUTPUT_DESTRUCTOR): Remove.
8622 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8623 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8624 ASM_OUTPUT_*STRUCTOR.
8625 * config/i386/aix386ng.h: Likewise.
8627 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8628 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8629 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8630 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8631 * config/lynx.h: Likewise.
8632 * config/netware.h: Likewise.
8633 * config/psos.h: Likewise.
8634 * config/alpha/alpha-interix.h: Likewise.
8635 * config/alpha/elf.h: Likewise.
8636 * config/arc/arc.h: Likewise.
8637 * config/arm/aof.h: Likewise.
8638 * config/arm/coff.h: Likewise.
8639 * config/arm/elf.h: Likewise.
8640 * config/c4x/c4x.h: Likewise.
8641 * config/h8300/h8300.h: Likewise.
8642 * config/i386/cygwin.h: Likewise.
8643 * config/i386/djgpp.h: Likewise.
8644 * config/i386/i386-coff.h: Likewise.
8645 * config/i386/i386-interix.h: Likewise.
8646 * config/i386/sco5.h: Likewise.
8647 * config/i386/vsta.h: Likewise.
8648 * config/i386/win32.h: Likewise.
8649 * config/i960/i960-coff.h: Likewise.
8650 * config/ia64/sysv4.h: Likewise.
8651 * config/m68hc11/m68hc11.h: Likewise.
8652 * config/m68k/coff.h: Likewise.
8653 * config/m68k/mot3300.h: Likewise.
8654 * config/m88k/m88k.h: Likewise.
8655 * config/mcore/mcore-pe.h: Likewise.
8656 * config/mcore/mcore.h: Likewise.
8657 * config/mips/elf.h: Likewise.
8658 * config/mips/elf64.h: Likewise.
8659 * config/mips/iris6.h: Likewise.
8660 * config/pa/pa64-hpux.h: Likewise.
8661 * config/rs6000/sysv4.h: Likewise.
8662 * config/sh/sh.h: Likewise.
8663 * config/sparc/litecoff.h: Likewise.
8665 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8666 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8667 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8668 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8669 (ASM_OUTPUT_DESTRUCTOR): Remove.
8670 * config/a29k/a29k.c: Move include of tree.h.
8671 * config/a29k/udi.h: Delete file.
8672 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8673 (vms_asm_out_destructor): New.
8674 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8675 (EXTRA_SECTION_FUNCTIONS): Likewise.
8676 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8677 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8678 * config/c4x/c4x.c: Move include of tree.h.
8679 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8680 (clix_asm_out_destructor): New.
8681 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8682 (ASM_OUTPUT_DESTRUCTOR): Remove.
8683 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8684 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8685 (TARGET_ASM_CONSTRUCTOR): New.
8686 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8687 (sco_asm_out_constructor): New.
8688 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8689 * config/i386/svr3gas.h: Remove stack grows up code.
8690 Remove code duplicated from i386/sysv3.h.
8691 (TARGET_ASM_CONSTRUCTOR): New.
8692 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8693 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8694 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8695 (TARGET_ASM_CONSTRUCTOR): New.
8696 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8697 (m68hc11_asm_out_destructor): New.
8698 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8699 (TARGET_ASM_DESTRUCTOR): New.
8700 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8701 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8702 config/svr3.h pertaining to section manipulation.
8703 * config/m68k/dpx2g.h: Remove #if 0 code.
8704 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8705 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8706 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8707 (TARGET_ASM_CONSTRUCTOR): New.
8708 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8709 (m88k_svr3_asm_out_constructor): New.
8710 (m88k_svr3_asm_out_destructor): New.
8711 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8712 (ASM_OUTPUT_DESTRUCTOR): Remove.
8713 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8714 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8715 * config/rs6000/aix.h: Likewise.
8716 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8717 * config/mips/vxworks.h: Likewise.
8718 * config/rs6000/lynx.h: Likewise.
8719 * config/sh/elf.h: Likewise.
8720 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8721 (DTORS_SECTION_ASM_OP): New.
8722 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8723 (ASM_OUTPUT_DESTRUCTOR): Remove.
8724 * config/sparc/sol2-sld-64.h: Likewise.
8725 * config/vax/vax.c (vms_asm_out_constructor): New.
8726 (vms_asm_out_destructor): New.
8727 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8728 (ASM_OUTPUT_DESTRUCTOR): Remove.
8729 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8731 * doc/tm.texi (@node Initialization): Update.
8733 2001-08-09 Richard Henderson <rth@redhat.com>
8735 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8736 (__do_global_dtors_aux): Use gp-relative static data to avoid
8737 one dynamic relocation.
8738 (__do_frame_setup): Register Java classes.
8739 * config/alpha/crtend.asm (__JCR_END__): New.
8741 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8743 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8744 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8745 (GEN, STAGESTUFF): Add new files.
8746 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8747 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8748 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8749 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8750 as well as insn-codes.h and insn-flags.h in config.h; and no
8751 extra headers in tconfig.h and hconfig.h.
8753 * gencodes.c: Eliminate code to generate predicate declarations
8754 or #defines for md-file constants.
8755 * genconstants.c, genpreds.c: New files.
8757 * i386.md: Re-order guard expressions such that TARGET_64BIT
8758 comes first, when this permits better optimization. Add
8759 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8760 why this is desirable.
8762 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8764 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8765 (find_fde_for_dso): Remove.
8766 (_Unwind_IteratePhdrCallback): New.
8767 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8768 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8770 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8772 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8773 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8775 2001-08-09 Graham Stott <grahams@redhat.com>
8777 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8778 (vis_no_unit): Use it.
8779 (visualize_no_unit): Add the insn only if room exists.
8781 2001-08-09 Graham Stott <grahams@redhat.com>
8783 * predict.c (estimate_probability): Replace magic numbers with
8784 appropriate enumeration.
8786 2001-08-09 Graham Stott <grahams@redhat.com>
8788 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8790 (EXTRACT_FLAGS): Likewise.
8792 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8794 * config/mips/mips.c (mips_legitimate_address_p): Check for
8795 CONST_INT in last patch.
8797 2001-08-08 Anthony Green <green@redhat.com>
8799 * java/class.c (emit_register_classes): Use assemble_jcr if
8800 possible. Keep the original mechanism as a fallback.
8801 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8802 and weak symbol support.
8803 * crtstuff.c (__JCR_LIST__): Define.
8804 (__JCR_END__): Define.
8805 (_Jv_RegiserClasses): Define weak symbol if possible.
8806 (__do_global_ctors_aux): Register classes for ELF targets with
8807 weak symbol support.
8809 2001-08-08 Kazu Hirata <kazu@hxi.com>
8811 * dbxout.c: Fix comment formatting.
8812 * dependence.c: Likewise.
8814 * diagnostic.c: Likewise.
8815 * dominance.c: Likewise.
8816 * doprint.c: Likewise.
8817 * dwarf2out.c: Likewise.
8818 * dwarfout.c: Likewise.
8819 * emit-rtl.c: Likewise.
8820 * except.c: Likewise.
8821 * explow.c: Likewise.
8822 * expmed.c: Likewise.
8825 * fold-const.c: Likewise.
8826 * function.c: Likewise.
8828 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8830 * global.c (retry_global_alloc): Avoid shadowing allocno.
8832 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8834 * except.c (remove_fixup_regions): Fix typo.
8836 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8838 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8839 unsigned HOST_WIDE_INT to avoid warning.
8840 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8841 * flow.c (set_block_for_new_insns): Likewise.
8843 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8845 * sibcall.c (return_value_pseudo): New static variable.
8846 (skip_copy_to_return_value): Handle return_value_pseudo.
8847 (call_ends_block_p): Ensure that return_value_pseudo is set.
8848 (optimize_sibling_and_tail_recursive_call): Discover the
8849 load of pseudo return value in alternate exit block.
8851 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8853 * calls.c (ECF_ALWAYS_RETURN): New constant.
8854 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8855 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8856 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8857 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8858 * rtl.c (reg_note_name): New name.
8859 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8861 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8863 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8865 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8867 * alias.c (get_alias_set): Return a previously calculated
8868 alias set for a VAR_DECL.
8869 * function.c (gen_mem_addressof): Calculate the alias set before
8872 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8874 * predict.def: Set hitrates according our experimental run.
8876 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8878 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8880 2001-08-08 H.J. Lu <hjl@gnu.org>
8882 * config/mips/mips.c (mips_unique_section): New. Copied from
8885 * config/mips/mips-protos.h (mips_unique_section): New
8888 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8890 * config/mips/little.h: New. Generic little endian mips
8891 targets. Only mips*-*-linux* is converted to use it so far.
8893 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8894 (WCHAR_TYPE): Defined
8895 (WCHAR_TYPE_SIZE): Likewise.
8896 (INIT_SUBTARGET_OPTABS): Likewise.
8897 (BSS_SECTION_ASM_OP): Likewise.
8898 (SBSS_SECTION_ASM_OP): Likewise.
8899 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8900 (ASM_DECLARE_OBJECT_NAME): Likewise.
8901 (UNIQUE_SECTION): Likewise.
8902 (EXTRA_SECTIONS): Likewise.
8903 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8904 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8905 (ASM_OUTPUT_DEF): Likewise.
8906 (HANDLE_SYSV_PRAGMA): Removed.
8907 (NO_IMPLICIT_EXTERN_C): Likewise.
8908 (TARGET_MEM_FUNCTIONS): Likewise.
8909 (STARTFILE_SPEC): Likewise.
8910 (ENDFILE_SPEC): Likewise.
8911 (LIB_SPEC): Likewise.
8912 (INVOKE__main): Likewise.
8913 (CTOR_LIST_BEGIN): Likewise.
8914 (CTOR_LIST_END): Likewise.
8915 (DTOR_LIST_BEGIN): Likewise.
8916 (DTOR_LIST_END): Likewise.
8917 (SET_ASM_OP): Likewise.
8918 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8919 (ASM_OUTPUT_DEF): Likewise.
8920 (ASM_OUTPUT_IDENT): Likewise.
8922 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8923 (CPLUSPLUS_CPP_SPEC): Likewise.
8924 (ASM_APP_ON) Redefine only if not defined.
8925 (ASM_APP_OFF): Likewise.
8926 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8927 (ASM_OUTPUT_IDENT): Likewise.
8929 * config.gcc: Update tm_file for Linux/mips.
8931 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8933 * cselib.c (cselib_record_sets): If insn is predicated, turn
8934 sources into IF_THEN_ELSEs.
8936 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8937 Turn into define_insn_and_split.
8939 * sched-deps.c: Include "cselib.h".
8940 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8941 Use cselib to turn memory addresses into VALUEs.
8942 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8943 * sched-int.h (struct sched_info): New member USE_CSELIB.
8944 * sched-ebb.c (ebb_sched_info): Initialize it.
8945 * sched-rgn.c (rgn_sched_info): Likewise.
8946 * Makefile.in (sched-deps.o): Update dependencies.
8948 * cselib.h (cselib_subst_to_values): Declare.
8949 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8950 that have no value and autoincs to be handled by generating a new
8953 2001-08-08 Graham Stott <grahams@redhat.com>
8955 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8956 within fixed length SEQUENCE.
8958 2001-08-08 Graham Stott <grahams@redhat.com>
8960 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8961 (diagnostic_prefixing_rule): Likewise.
8962 (diagnostic_line_cutoff): Likewise.
8963 (diagnostic_kind_count): Likewise.
8965 2001-08-08 Graham Stott <grahams@redhat.com>
8967 * alias.c (find_base_decl): Delete redundent assignment.
8969 2001-08-08 Graham Stott <grahams@redhat.com>
8971 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8972 (abs): Uppercase and paranthesize macro parameter.
8973 (MEM_DEPENDENCY): Add whitespace.
8975 2001-08-08 Graham Stott <grahams@redhat.com>
8977 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8978 failure check for CONST_INT
8980 2001-08-08 Graham Stott <grahams@redhat.com>
8982 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8983 (libcall_dead_p): Likewise.
8985 (mark_used_regs): Constify fmt.
8986 (find_use_as_address): Likewise.
8988 2001-08-08 Graham Stott <grahams@redhat.com>
8990 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8993 2001-08-08 Graham Stott <grahams@redhat.com>
8995 * combine.c (combine_simplify_rtx): Update comment and
8996 remove erroneous test.
8998 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9000 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9001 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9002 take care to avoid multiple no-newline at EOF warnings in that
9005 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9007 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9008 (emit_library_call_value_1): Likewise.
9009 (emit_call_1): Emit REG_SETJMP note.
9010 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9012 * cselib.c (cselib_process_insn): Likewise.
9013 * flow.c (propagate_block): Likewise.
9014 * loop.c (find_and_verify_loops): Likewise.
9015 * reload.c (find_equiv_regs): Likewise.
9016 * reload1.c (reload): Likewise.
9017 * resource.c (mark_referenced_resources,
9018 mark_set_resources): Likewise.
9019 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9020 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9021 * haifa-sched.c (unlink_other_notes): Likewise.
9022 (reemit_notes): Likewise.
9023 * sched-ebb.c (sched_ebb): Likewise.
9024 * sched-rgc.c (sched_region): Likewise.
9025 * rtl.c (note_insn_name): Likewise.
9026 (reg_note_name): Add REG_SETJMP
9027 * rtl.h (reg_note): Add REG_SETJMP.
9028 (insn_note): Remove NOTE_INSN_SETJMP.
9030 * profile.c (branch_prob): Add fake edges for setjmp.
9032 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9034 * config.gcc: Quote target_cpu_default2 correctly for
9035 powerpc*-*-* targets.
9037 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9039 * cpplib.h, line-map.h: Update comments.
9040 * cppmain.c (printer_init): Move inline.
9041 (maybe_print_line, print_line): Take a map pointer.
9042 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9043 (cb_file_change): Don't use prior value of print.map.
9045 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9047 * doc/install.texi: Document fine-grained multilib configuration.
9049 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9051 * rtlanal.c (find_first_parameter_load): Call note_stores
9052 only on the instructions.
9054 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9056 * alias.c (nonlocal_mentioned_p):
9057 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9058 * calls.c (emit_call_1): Likewise.
9059 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9060 * cselib.c (cselib_process_insn): Likewise.
9061 * df.c (df_insns_modify): Likewise.
9062 * flow.c (need_fake_edge_p): Likewise.
9063 (propagate_one_insn): Likewise.
9064 * haifa-sched.c (reemit_notes): Likewise.
9065 * integrate.c (copy_insn_list): Likewise.
9066 * jump.c (delete_prior_computation): Likewise.
9067 * local-alloc.c (validate_equiv_mem): Likewise.
9068 * loop.c (scan_loop): Likewise.
9069 * predict.c (estimate_probability): Likewise.
9070 * reload.c (reload): Likewise.
9071 * sched-deps (sched_analyze): Likewise.
9072 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9073 * gcse.c (compute_hash_table): Likewise.
9074 (mark_call): Likewise.
9075 (store_killed_in_insn): Likewise.
9077 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9079 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9081 2001-08-06 Richard Henderson <rth@redhat.com>
9083 * varasm.c (assemble_gc_entry): Remove.
9084 * output.h: Likewise.
9086 2001-08-06 Richard Henderson <rth@redhat.com>
9088 * varasm.c (assemble_constructor): Take a symbol_ref and a
9089 priority instead of a bare string. Move priority handling
9090 here from cp/decl2.c.
9091 * output.h: Update decls.
9093 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9094 and assemble_destructor.
9095 * profile.c (output_func_start_profiler): Likewise.
9096 * objc/objc-act.c (finish_objc): Likewise.
9097 (build_module_descriptor): Return the symbol not the symbol name.
9099 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9101 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9102 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9103 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9104 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9105 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9106 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9108 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9110 * cpperror.c (print_containing_files): Moved to line-map.c.
9111 (print_location): line-map.c handles re-listing or otherwise.
9112 * cpphash.h (struct lexer_state): Remove next_bol.
9113 (struct cpp_buffer): Remove include_stack_listed.
9114 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9115 Remove faked buffer handling.
9116 (_cpp_do_file_change): Tweak.
9117 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9118 * cppmain.c (struct printer): Remove filename.
9119 (print_line, cb_file_change): Update accordingly.
9120 * line-map.c: Include intl.h.
9121 (init_line_maps): Initialize last_listed.
9122 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9123 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9124 (print_containing_files): New.
9125 * line-map.h (struct line_maps): New member last_listed.
9126 (print_containing_files, INCLUDED_FROM): New.
9127 * Makefile.in: Update.
9128 * po/POTFILES.in: Add line-map.c.
9130 2001-08-06 Richard Henderson <rth@redhat.com>
9132 * except.c (convert_from_eh_region_ranges_1): Never mark
9133 USE or CLOBBER insns as throwing.
9135 * expr.c (store_constructor): Don't clobber memory targets.
9137 2001-08-06 Andreas Jaeger <aj@suse.de>
9139 * profile.c (branch_prob): Remove unused variable insn.
9141 * Makefile.in (local-alloc.o): Add dependency on except.h.
9143 * local-alloc.c: Include except.h for can_throw_internal prototype.
9145 2001-08-06 Richard Henderson <rth@redhat.com>
9147 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9148 * function.c (expand_main_function): Implement it.
9149 * doc/tm.texi: Document it.
9151 2001-08-06 Stan Shebs <shebs@apple.com>
9153 * doc/install.texi: Document powerpc-*-darwin* details.
9155 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9157 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9158 (ASM_CPU_SPEC): Move back to rs6000.h
9159 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9161 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9163 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9166 * config/rs6000/linux64.h: Ditto.
9168 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9169 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9172 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9173 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9175 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9178 2001-08-05 Richard Henderson <rth@redhat.com>
9180 * local-alloc.c (update_equiv_regs): Do not move insns that
9183 2001-08-05 Jan Hubicka <jh@suse.cz>
9185 * Makefile.in (reload1.o): Add dedendancy on except.h
9186 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9188 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9189 indicating wehther edges has been cleaned up.
9190 * reload1.c: Inlucde except.h
9191 (fixup_abnormal_edges): Accept deleted insns.
9192 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9195 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9197 * cpplib.c (do_line): Correct line number after pop_buffer.
9199 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9201 PR preprocessor/3824
9202 * line-map.c: Update comments.
9203 * line-map.h: Update comments.
9204 * tradcif.y: Don't consider large numbers unsigned.
9206 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9208 PR preprocessor/3081
9209 * c-lex.c (map): New.
9210 (cb_file_change): Update map and use it.
9211 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9212 (c_lex): Update to use map.
9213 * cpperror.c (print_location): Move to using logical line numbers.
9214 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9215 (cpp_make_system_header): Similarly.
9216 (_cpp_execute_include): Stop line numbering hacks. Store the
9217 line we will return to.
9218 * cpphash.h (CPP_BUF_LINE): Remove.
9219 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9220 Add map and return_to_line.
9221 (_cpp_do_file_change): Update.
9222 * cppinit.c (cpp_start_read): Update line kludge.
9223 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9224 (trigraph_ok): Use logical line numbers for diagnostics.
9225 (skip_block_comment): Likewise.
9226 (skip_whitespace): Likewise.
9227 (skip_line_comment): Use pfile->line instead.
9228 (_cpp_lex_token): Update to use logical line numbering exclusively.
9229 Handle BOL locally. Accept new lines in directives, but keep
9230 pfile->line decremented. Diagnostics use logical lines. Update
9232 * cpplib.c (SEEN_EOL): New.
9233 (skip_rest_of_line, check_eol): Use it.
9234 (end_directive): Increase line number when accepting the newline
9235 at the end of a directive.
9236 (run_directive): Simplify.
9237 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9238 (_cpp_do_file_change): Update to take buffer line number as an
9239 argument, and store the current map in the cpp_reader. Remove
9240 line number kludges.
9241 (_cpp_do__Pragma): Restore output position after a _Pragma.
9242 (cpp_push_buffer): Don't set output line or lineno.
9243 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9244 Remove line kludge. Set output_line.
9245 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9246 (parse_arg): Use logical lines.
9247 (save_lookahead_token): Save EOFs too now.
9248 * cppmain.c (struct printer): Fix comments.
9249 (printer_init): Simplify, let caller do errors.
9250 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9251 (maybe_print_line): Simplify.
9252 (print_line): Don't print a linemarker if -P.
9253 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9254 (cb_file_change): Simplify.
9255 * line-map.h (LAST_SOURCE_LINE): Fix.
9256 (CURRENT_LINE_MAP): New.
9258 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9260 * doloop.c (doloop_modify_runtime): Properly compute number of
9261 iterations if loop was unrolled.
9263 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9264 if their CSELIB_VAL_PTRs are.
9266 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9267 (setup_spill_pointers): Initialize it.
9268 (spill_restore_mem): Set it.
9269 (do_spill, do_restore): Use it to add REG_INC note.
9270 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9272 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9273 asms if other insns are available.
9275 * config/ia64/ia64.c (condop_operator): New predicate.
9276 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9277 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9280 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9281 temporary register than directly using a MEM.
9283 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9285 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9286 parameter in last change.
9288 2001-08-04 Zack Weinberg <zackw@panix.com>
9290 * sparc.md: Don't use #if inside C test expression.
9292 2001-08-04 Richard Henderson <rth@redhat.com>
9294 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9296 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9298 * cpphash.h (struct cpp_reader): New member directive_line.
9299 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9300 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9301 do_pragma): Pass line to callbacks.
9302 (start_directive): Record line of directive.
9303 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9304 cb_include): Similarly.
9305 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9308 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9310 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9313 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9315 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9317 * reload1.c (fixup_abnormal_edges): New static function.
9320 * flow.c (need_fake_edge_p): New function.
9321 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9322 avoid call insn to be very last insn in the insn stream.
9324 * profile.c (branch_prob): Call flow_call_edges_add instead of
9325 doing that by hand; cleanup cfg to re-merge basic blocks once
9328 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9330 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9331 are also on line-map.h.
9332 * cppfiles.c (stack_include_file): Update.
9333 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9334 (_cpp_pop_buffer): New.
9335 * cppinit.c (cpp_destroy, cpp_finish): Update.
9336 (do_includes): Mark each buffer to return at EOF.
9337 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9338 return as requested.
9339 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9340 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9341 * cpplib.h (cpp_pop_buffer): Remove.
9342 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9343 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9345 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9347 (do_preprocessing): Update.
9348 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9349 * c-parse.in (_yylex): Similarly.
9350 * scan-decls.c (scan_decls): Similarly.
9351 * line-map.h: Update comments.
9353 * objc/Make-lang.in (objc-act.o): Update dependencies.
9355 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9357 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9358 and soft register for operand 0.
9359 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9361 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9363 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9364 register for operand 0.
9365 ("bitcmpqi_z_used"): Allow memory for operand 0.
9366 (split "bitcmpqi"): New split to handle address reg as operand 1.
9368 2001-08-04 Andreas Jaeger <aj@suse.de>
9370 * gcse.c: Revert Daniel's last patch.
9372 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9374 * sparc-protos.h: Add prototypes for fp_zero_operand and
9376 * sh-protos.h: Add prototype for fpul_operand.
9378 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9380 * doc/extend.texi (Other Builtins): Fix typo in last change.
9382 2001-08-03 Richard Henderson <rth@redhat.com>
9384 * target.h (gcc_target): Add asm_out.named_section,
9385 section_type_flags, have_named_sections.
9386 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9387 (TARGET_HAVE_NAMED_SECTIONS): New.
9388 (TARGET_SECTION_TYPE_FLAGS): New.
9390 * Makefile.in (toplev.o): Depend on TARGET_H.
9391 (varasm.o, dbxout.o): Likewise.
9392 * c-common.c (decl_attributes): Check targetm.have_named_sections
9393 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9394 * dbxout.c (dbxout_function_decl): Likewise.
9395 (dbxout_function_end): Likewise.
9396 * toplev.c (compile_file): Likewise.
9397 * varasm.c (exception_section): Likewise.
9398 * cp/decl2.c (finish_objects): Likewise.
9400 * defaults.h (EH_FRAME_SECTION): Remove.
9401 (EH_FRAME_SECTION_ASM_OP): Remove.
9402 (EH_FRAME_SECTION_NAME): New.
9403 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9404 (UNIQUE_SECTION_P): Remove.
9405 * dwarf2out.c (SECTION_FORMAT): Remove.
9406 (ASM_OUTPUT_SECTION): Remove.
9407 (output_call_frame_info): Use named_section_flags.
9408 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9409 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9410 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9411 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9412 (named_section_flags): New.
9413 (named_section): Use it and targetm.section_type_flags.
9414 (resolve_unique_section): New.
9415 (assemble_start_function): Use it.
9416 (asm_emit_uninitialised, assemble_variable): Likewise.
9417 (default_section_type_flags): New.
9418 (default_no_named_section, default_elf_asm_named_section): New.
9419 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9420 * output.h: Update varasm.c decls.
9421 (SECTION_*): New flags.
9423 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9424 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9426 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9427 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9428 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9429 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9430 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9431 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9432 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9433 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9434 * config/pa/pa64-hpux.h,
9436 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9437 (TARGET_ASM_NAMED_SECTION): New.
9438 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9439 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9440 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9441 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9442 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9443 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9444 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9445 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9446 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9447 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9448 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9449 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9450 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9451 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9452 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9453 * config/sparc/sysv4.h: Likewise.
9455 * config/nextstep.h: Error until named sections implemented.
9457 * config/a29k/a29k.c (a29k_asm_named_section): New.
9458 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9459 (vms_section_type_flags, vms_asm_named_section): New.
9460 * config/arm/arm.c (arm_elf_asm_named_section): New.
9461 * config/avr/avr.c (asm_output_section_name): Remove.
9462 * config/avr/avr-protos.h: Update.
9463 * config/c4x/c4x.c (c4x_asm_named_section): New.
9464 * config/h8300/h8300.c (h8300_asm_named_section): New.
9465 * config/i386/i386.c (sco_asm_named_section): New.
9466 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9467 (i386_pe_section_type_flags): New.
9468 (i386_pe_asm_named_section): New.
9469 * config/i386/i386-protos.h: Update.
9470 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9471 * config/mcore/mcore.c (mcore_asm_named_section): New.
9472 * config/mips/mips.c (iris6_asm_named_section): New.
9473 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9474 instead of UNIQUE_SECTION_P.
9475 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9476 (xcoff_asm_named_section): New.
9477 * config/sh/sh.c (sh_asm_named_section): New.
9478 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9480 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9481 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9482 (EH_FRAME_SECTION_NAME): New.
9483 (EXCEPTION_SECTION): New.
9484 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9485 (DEBUG_*_SECTION): Remove.
9486 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9487 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9488 (EH_FRAME_SECTION_ASM_OP): Remove.
9490 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9491 (ASM_OUTPUT_SECTION_NAME): Remove.
9492 (TARGET_ASM_NAMED_SECTION): New.
9493 (TARGET_HAVE_NAMED_SECTIONS): New.
9494 (TARGET_SECTION_TYPE_FLAGS): New.
9495 (EH_FRAME_SECTION_ASM_OP): Remove.
9496 (EH_FRAME_SECTION_NAME): New.
9498 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9500 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9501 for complex expressions when cfun == 0.
9502 * doc/extend.texi: Document that __builtin_constant_p can be
9503 used in data initializers as well as functions.
9505 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9507 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9508 variable I locally, instead of expecting a declaration in the
9511 2001-08-03 Richard Henderson <rth@redhat.com>
9513 * except.c (collect_one_action_chain): Add an explicit cleanup
9514 action if regions surrounding a catch were encoded entirely
9515 within the call-site entry.
9517 2001-08-03 Richard Henderson <rth@redhat.com>
9519 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9520 don't take REGNO of a non-register.
9522 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9524 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9525 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9526 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9527 (__gthread_mutex_init_function): New function for mutex initialization.
9529 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9531 * Makefile.in: Revert screwed up commit.
9533 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9535 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9536 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9537 merged by linker script to get a final _exit().
9538 (__do_global_dtors): New for destructor handling in specific exit
9540 (__do_global_ctors): New for constructors in specific install section.
9541 (__map_data_section): Map data sections before running constructors.
9542 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9543 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9544 (DTORS_SECTION_ASM_OP): Likewise.
9545 (CTORS_SECTION_FUNCTION): Define to force a reference to
9547 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9549 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9551 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9553 * Makefile.in: Add df.h to gcse.c dependencies.
9555 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9557 * varasm.c (output_constant_def_contents): Use for the length of a
9558 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9559 depending on which is larger.
9561 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9563 * gcse.c: Include df.h for use as a dataflow analyzer.
9565 Declaration of reg_set_info: gone.
9566 New df_analyzer variable used by store motion.
9567 (reg_set_info): Deleted.
9568 (mark_mem_regs): New function, analyze regs used by a mem.
9569 (store_ops_ok): Use dataflow analyzer results to determine if
9570 necessary regs are changed in the block.
9571 (find_moveable_store): Remove check for symbol ref, we can handle
9572 much more complex expressions now.
9573 (compute_store_table): Remove most of the code, it's unnecessary
9574 now that the dataflow analyzer records the info for us.
9575 (store_killed_after): Add parameter to say whether to do the
9576 store_ops_okay test, used to speed up testing when we already know
9577 the answer, and just want to know if the store itself was killed.
9578 (build_store_vector): Largely rewritten to calculate the various
9579 vectors properly, and somewhat optimized.
9580 (store_motion): Init the df_analyzer, get REG_DEF chains.
9581 Also handle trapping expressions (since mems almost always trap)
9582 (simple_mem): Redefine what a simple mem is.
9584 2001-08-03 DJ Delorie <dj@redhat.com>
9586 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9587 set from a constant part of the condition.
9589 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9591 * mkdeps.c (deps_add_default_target): Make local variable
9592 ``start'' a const char pointer.
9593 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9595 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9597 * doc/install.texi (Configuration): Fix markup.
9598 (Specific, i?86-*-udk): Likewise.
9599 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9601 Document --enable-threads and --enable-libgcj status.
9602 (Specific, mips-sgi-irix*): Canonicalize triples.
9603 (Specific, mips-sgi-irix5): Warn about problems with this config.
9604 Mention required GNU as patch.
9605 Native assembler problems are fixed.
9606 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9607 Document --enable-threads and --enable-libgcj status.
9609 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9611 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9614 2001-08-03 Richard Henderson <rth@redhat.com>
9616 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9619 2001-08-03 Richard Henderson <rth@redhat.com>
9621 * rtlanal.c (find_first_parameter_load): Stop if we
9622 reach a CODE_LABEL at BOUNDARY.
9624 2001-08-03 Richard Henderson <rth@redhat.com>
9626 * config/alpha/alpha.md (force_movdi): New insn.
9627 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9628 Tweek FRP marking of VMS prologue insns.
9629 * config/alpha/vms.h (EPILOGUE_USES): New.
9631 2001-08-02 Richard Henderson <rth@redhat.com>
9633 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9635 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9637 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9638 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9639 config/convex/convex.h, config/d30v/d30v.c,
9640 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9641 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9642 config/mips/mips.h, config/mn10200/mn10200.h,
9643 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9644 config/v850/v850.h, config/vax/openbsd.h,
9645 config/vax/openbsd1.h, config/vax/ultrix.h,
9646 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9647 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9648 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9649 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9650 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9651 in comments and documentation.
9653 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9657 * Makefile.in (line-map.o): New.
9658 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9659 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9660 * cpperror.c (print_containing_files): Similarly.
9661 (print_location): Update. Don't output a space before _Pragma.
9662 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9663 (stack_include_filee, cpp_make_system_header): Update.
9664 (_cpp_execute_include): Get logical line number right for calling
9665 as-yet-unterminated #include.
9666 * cpphash.h (struct cpp_reader): Add line_maps.
9667 (_cpp_do_file_change): Update.
9668 * cppinit.c (cpp_create_reader): Initialize line maps.
9669 (cpp_destroy): Destroy line maps.
9670 (cpp_start_read): Get logical line number right.
9671 * cpplex.c (parse_string): Only warn once for multi-line strings.
9672 Use boolean variable for null warning.
9673 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9675 (do_include_common): End the directive early.
9676 (do_line): Don't warn about out-of-range lines in preprocessed
9677 source. Update. Remove unused variables.
9678 (_cpp_do_file_change): Update for new line mapping.
9679 (pragma_cb): New typedef.
9680 (cpp_register_pragma): Stop looking ahead before calling the
9682 (do_pragma_system_header): End directive early.
9683 (cpp_get_line_maps): New.
9684 (cpp_pop_buffer): Fudge logical line. Update.
9685 * cpplib.h: Include line-map.h
9686 (enum cpp_fc_reason): Remove.
9687 (struct cpp_file_change): Update.
9688 (cpp_get_line_maps): New.
9689 * cppmain.c (struct_printer): New member map.
9690 (cb_file_change): Update for new mappings.
9691 * fix-header.c (cb_file_change): Similarly.
9693 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9695 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9696 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9698 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9700 * config/vax/vax.c: include expr.h.
9702 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9704 * Makefile.in ($(srcdir)/configure): Only rebuild in
9706 ($(srcdir)/config.in): Only define in maintainer mode.
9707 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9709 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9711 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9713 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9715 * gcc.c (set_collect_gcc_options): New function, split out from
9717 Ignore elided switches.
9718 (do_spec_1): Invoke before executing command.
9719 (set_input): Export.
9720 Move declaration ...
9721 * gcc.h (set_input): ... here.
9722 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9725 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9728 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9730 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9732 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9734 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9735 for the unnamed instructions it expands to.
9737 2001-08-02 Richard Henderson <rth@redhat.com>
9739 * regclass.c (call_really_used_regs): Conditionally define.
9740 (init_reg_sets_1): Don't use it if not defined.
9741 (fix_register): Similarly, don't set it.
9743 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9745 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9746 Correct comment that had been missed in the previous change.
9748 2001-08-01 Stan Shebs <shebs@apple.com>
9750 * config/darwin.c (machopic_stub_name): Try matching by name.
9751 (update_stubs): New function.
9752 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9755 2001-08-01 Richard Henderson <rth@redhat.com>
9757 * except.c (output_function_exception_table): Use assemble_align.
9758 * varasm.c (assemble_eh_label): Remove.
9759 (assemble_eh_align, assemble_eh_integer): Remove.
9761 2001-08-01 Robert Lipe <robertl@caldera.com>
9763 * dwarfout.c: Remove reference to README.DWARF.
9765 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9767 * regclass.c (call_really_used_regs): New array for registers which
9768 are actually used by a call.
9769 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9771 (fix_register): Set call_really_used too.
9772 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9773 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9775 2001-08-01 Richard Henderson <rth@redhat.com>
9777 * read-rtl.c (read_name): Consider \r whitespace.
9779 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9781 * config.gcc: Recognize powerpc-*-netbsd*.
9783 * doc/install.texi (Host/target specific installation notes for
9784 GCC): Mention powerpc-*-netbsd*.
9786 * config/rs6000/netbsd.h: New file.
9787 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9788 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9789 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9790 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9791 (TARGET_VERSION): Redefine.
9793 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9794 mcall-netbsd as a match for mcall-sysv.
9795 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9796 (ncrti.S, ncrtn.S): New targets.
9797 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9799 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9800 "netbsd' as a V4 ABI.
9801 (ASM_SPEC): Check for -mcall-netbsd.
9802 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9803 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9804 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9805 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9806 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9807 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9808 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9810 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9811 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9813 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9815 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9816 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9817 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9818 including "unwind-pe.h".
9820 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9822 * rs6000.md (define_splits): Kill unused constraints.
9824 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9825 Jan Hubicka <jh@suse.cz>
9827 * function.c (thread_prologue_and_epilogue_insns): Kill code
9828 dealing with non-existent CFG.
9830 2001-08-01 Kazu Hirata <kazu@hxi.com>
9832 * alias.c: Fix comment formatting.
9833 * bitmap.c: Likewise.
9834 * builtins.c: Likewise.
9835 * calls.c: Likewise.
9836 * c-common.c: Likewise.
9837 * c-decl.c: Likewise.
9838 * c-dump.c: Likewise.
9839 * c-lex.c: Likewise.
9840 * collect2.c: Likewise.
9841 * combine.c: Likewise.
9842 * conflict.c: Likewise.
9843 * cppfiles.c: Likewise.
9844 * cppinit.c: Likewise.
9845 * cpplex.c: Likewise.
9846 * cpplib.c: Likewise.
9847 * cppmacro.c: Likewise.
9848 * cppspec.c: Likewise.
9849 * c-pragma.c: Likewise.
9850 * crtstuff.c: Likewise.
9852 * cselib.c: Likewise.
9853 * c-semantics.c: Likewise.
9854 * c-typeck.c: Likewise.
9856 2001-08-01 H.J. Lu <hjl@gnu.org>
9858 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9860 2001-08-01 H.J. Lu <hjl@gnu.org>
9862 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9864 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9866 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9867 contextualizing Objective-C class name lookup by the lexer.
9868 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9870 (protocoldef): Add support for forward @protocol declarations.
9871 (yylexname): Suppress ObjC class name lookup in certain contexts;
9872 re-enable after lookup is complete.
9873 (_yylex): Re-enable ObjC class name lookup when certain
9874 punctuation marks are seen.
9876 * objc/objc-act.c (check_protocol_recursively): New function used
9877 for finding circular dependencies in protocols.
9878 (objc_declare_protocols): New function for handling forward
9879 @protocol declarations.
9880 (receiver_is_class_object): Detect the case when 'self' is used
9881 inside of a class method.
9882 (build_message_expr): Issue a warning if class method is desired
9883 but instance method is found instead.
9884 (conforms_to_protocol): Streamline.
9885 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9886 protocol Foo, even if 'Bar foo' does not.
9887 (check_protocols): Streamline.
9888 (start_protocol): Add checks for circular and duplicate protocol
9890 (encode_aggregate_within): For typedefs of structs, encode the
9892 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9893 (objc_declare_protocols): New prototype.
9895 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9897 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9898 * cpplex.c (handle_newline): Update prototype. Maintain logical
9900 (skip_escaped_newlines, skip_block_comment, parse_string):
9902 (_cpp_lex_token): Update, and store token position within the token.
9903 * cpplib.h (struct cpp_token): Add line and column entries.
9904 * cppmacro.c (replace_args): Position stringified tokens correctly.
9906 2001-08-01 Andreas Jaeger <aj@suse.de>
9908 * basic-block.h: Add prototype for last_loop_beg_note.
9910 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9912 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9913 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9915 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9916 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9917 expand_decl_cleanup.
9918 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9920 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9921 operand while calling simple_cst_equal.
9922 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9923 operand is the cleanup expression, the third is the RTL_EXPR.
9924 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9926 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9928 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9930 2001-07-31 matthew green <mrg@eterna.com.au>
9932 * config.gcc (i386-*-netbsdelf): New description.
9933 * config/i386/netbsd-elf.h: New file.
9935 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9937 * loop.c (check_dbra_loop): Use single_set to compute
9940 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9942 PowerPC reorg and support for powerpc64-*-linux*.
9944 Also fixes emitting of constants on 32 bit and 64 bit
9947 * config.gcc: powerpc64-*-linux* is a new target.
9948 Things that needed aix.h now also include xcoff.h
9950 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9952 Move AIX specific stuff into aix.h.
9953 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9954 with more than just XCOFF now.
9955 (SET_ASM_OP): Remove, now defined where needed.
9956 (FUNCTION_PROLOGUE): New macro definition.
9957 (FUNCTION_EPILOGUE): New macro definition.
9958 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9960 * config/rs6000/xcoff.h: New file.
9962 * config/rs6000/linux64.h: New file.
9964 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9966 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9968 * rs6000.c (print_operand_address): Handle ELF syntax.
9969 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9970 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9971 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9973 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9975 * rs6000.c (rs6000_override_options): Only disable
9976 flag_function_sections for XCOFF.
9977 (exact_log2_cint_operand): New predicate.
9978 (reg_or_{add,sub}_cint64_operand): New predicates.
9979 (add_operand): Compare CONST_INT with fewer function calls.
9980 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9981 (print_operand, case 'p'): Ensure positive operand.
9982 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9983 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9984 (PREDICATE_CODES): Add new predicates.
9985 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9986 (divsi3, modsi3): Ensure positive power-of-2.
9987 (adddi3): Use new predicate. Split 32-bit constants more
9988 correctly. Re-arrange splitter to handle any constant.
9989 (subdi3): Use new predicate.
9990 (divdi3, moddi3): Ensure positive power-of-2.
9991 (movdi): Use rs6000_emit_set_const.
9992 (load_toc_v4_pic_di): Delete.
9994 2001-07-31 Graham Stott <grahams@redhat.com>
9996 * function.c (pad_below): Revert 2001-07-26 patch.
9998 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10000 * reg-stack (convert_regs_1): Fix best edge condition.
10002 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10004 * jump.c (duplicate_loop_exit_test): Better test for jumps
10005 entering the loop; create loop pre_header.
10007 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10009 * doc/install.texi: Add s390 and s390x as new targets.
10010 * doc/invoke.texi: Add documentation of S/390 and zSeries
10012 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10014 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10016 * config/m68k/m68k.md: Replace all general_operand with
10017 nonimmediate_operand for all destinations.
10018 * config/m68k/m68k.c (not_sp_operand): Likewise.
10020 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10022 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10024 2001-07-30 Richard Henderson <rth@redhat.com>
10026 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10027 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10029 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10031 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10032 Add missing doc strings
10033 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10034 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10036 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10038 * i386.c (ix86_output_main_function_alignment_hack): New function.
10039 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10041 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10042 edges by EDGE_DFS_BACK flag.
10043 (dump_edge_info): Add dfs_back flag.
10044 * basic-block.h (EDGE_DFS_BACK): New constant.
10045 (mark_dfs_back_edges): Declare.
10046 * alias.c (loop_p): Remove.
10047 (mark_constant_function): Use mark_dfs_back_edges.
10049 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10050 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10051 (compensate_edge): Break out from ...
10052 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10053 (convert_regs_2): Set block_done once block is really done;
10054 Do updating of the predecesors counts.
10056 * toplev.c (rest_of_compilation): Recompute block_for_insn
10057 before post-reload cfg_cleanup.
10058 * function.c (thread_prologue_epilogue_insns):
10059 Call set_block_for_new_insns when emitting prologue directly.
10061 2001-07-30 Andreas Jaeger <aj@suse.de>
10063 * jump.c: Add prototype for mark_modified_reg.
10065 * cse.c (set_live_p): Add unused attribute.
10067 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10069 (scan_for_source_files): Use long for count to avoid overflow.
10070 (output_data): Likewise.
10071 (output_data): Don't use string concatatenation to silence gcc
10074 * predict.c: Fix typos and grammar.
10076 * gcse.c (insert_insn_end_bb): Remove unused variables.
10078 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10080 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10081 (attempt_auto_inc): LIkewise.
10082 (mark_used_reg): Likewise.
10083 (try_pre_increment_1): Likewise.
10084 * regclass.c (regclass): Likewise.
10085 * global.c (allocno_compare): Update comment; change scaling factor.
10086 * local-alloc.c (QTY_CMP_PRI): Likewise.
10087 * regs.h (REG_FREQ_FROM_BB): New.
10088 (REG_FREQ_MAX): Likewise.
10090 2001-07-30 H.J. Lu <hjl@gnu.org>
10092 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10095 2001-07-30 H.J. Lu (hjl@gnu.org)
10097 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10098 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10099 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10101 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10103 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10104 as -mthumb-interwork when -mcpu=arm7 is specified.
10106 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10108 * predict.def (noreturn, loop branch, loop exit): Mark as first
10111 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10113 * combine.c (try_combine): Avoid barrier after noop jumps.
10115 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10117 * cpphash.h (struct cpp_reader): Remove import_warning.
10118 * cpplib.c (skip_rest_of_line): Don't bother turning off
10120 (parse_include): Move include handling to...
10121 (do_include_common): ... here. Move import warning from...
10122 (do_import): ... here.
10123 (do_pragma_poison): Don't do a callback for poison identifiers.
10124 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10125 * cppmain.c (setup_callbacks): Similarly.
10127 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10129 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10130 handle multiple sets.
10131 * except.c (sjlj_mark_call_sites): .... here.
10132 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10134 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10136 Suggested by Richard Henderson and Richard Kenner:
10137 * combine.c (recog_for_combine): Use the fake recog
10138 only if instruction does not match.
10139 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10140 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10142 * combine.c (try_combine): Discover noop jump as direct jump.
10144 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10146 * df.c (df_rd_global_compute): Add successors to worklist, not
10148 (df_ru_global_compute): Ditto.
10150 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10152 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10153 increment REG_N_SETS.
10155 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10157 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10159 * sbitmap.c (sbitmap_a_xor_b): New function.
10160 ifdef the basic block stuff on IN_GCC.
10162 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10164 * cppexp.c (parse_defined): Always record the macro name.
10165 (lex): Don't worry about identifiers, or special-case
10167 (_cpp_parse_expr): Figure out at the end of the routine
10168 whether we saw a valid !defined() expression.
10169 * cppfiles.c (stack_include_file): Update for mi_valid.
10170 (_cpp_pop_file_buffer): Similarly.
10171 * cpplex.c (_cpp_lex_token): Similarly.
10172 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10173 mi_if_not_defined, mi_lexed): Remove.
10175 * cpplib.c (do_if): Simplify.
10176 (do_endif, push_conditional, _cpp_handle_directive): Update
10177 for renaming of mi_state to mi_valid.
10179 * cpp.texi: Add index entries for digraphs, and add comment
10180 that C++ refers to them as alternative tokens.
10182 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10184 * basic-block.h (CLEANUP_PRE_LOOP): New.
10185 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10186 * sibcall.c (optimize_sibling_calls): Likewise.
10187 * toplev.c (rest_of_compilation): Likewise.
10188 * flow.c (try_forward_edges): Take argument MODE;
10189 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10190 (try_optimize_cfg): Update call of try_forward_edges.
10192 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10193 Jan Hubicka <jh@suse.cz>
10195 * (validate_replace_rtx_1): Fix simplification of MINUS.
10197 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10199 PR preprocessor/3669
10200 * cppinit.c (init_dependency_output): Turn off dump requests
10201 if sending dependencies to stdout.
10203 2001-07-28 Richard Henderson <rth@redhat.com>
10205 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10208 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10210 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10212 2001-07-28 Kazu Hirata <kazu@hxi.com>
10214 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10215 is VAR_DECL first to prevent an ICE.
10217 2001-07-28 Richard Henderson <rth@redhat.com>
10219 * varasm.c (immed_real_const_1): Don't elide special cases for
10221 (clear_const_double_mem): Clear const_tiny_rtx too.
10223 2001-07-28 Richard Henderson <rth@redhat.com>
10225 * dwarf2out.c (dw_val_class_offset): New.
10226 (struct dw_ranges_struct, dw_ranges_ref): New.
10227 (ranges_table, ranges_table_allocated): New.
10228 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10229 (add_AT_offset, add_ranges, output_ranges): New.
10230 (print_die, output_die): Handle dw_val_class_offset.
10231 (attr_checksum, size_of_die, value_format): Likewise.
10232 (gen_lexical_block_die): Handle non-contiguous blocks.
10233 (gen_block_die): Likewise.
10234 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10235 if needed. Dump the ranges table.
10236 * final.c (final_start_function): Remove unnecessary notes and
10237 rebuild the block tree before numbering the blocks.
10238 * function.c (reorder_blocks_0): Walk the existing block tree
10239 to unmark all blocks.
10240 (reorder_blocks_1): Create block fragments when duplicate block
10242 (reorder_fix_fragments): New.
10243 (reorder_blocks): Call it.
10244 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10246 2001-07-28 Richard Henderson <rth@redhat.com>
10248 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10250 2001-07-28 Richard Henderson <rth@redhat.com>
10252 * flow.c (add_to_mem_set_list): New function.
10253 (init_propagate_block_info): Use it.
10254 (mark_set_1): Likewise.
10255 (insn_dead_p): Canonicalize memory address for dead store
10256 comparison. Allow wider mode stores to kill narrower mode stores.
10257 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10258 (invalidate_mems_from_set): Don't handle MEMs.
10260 2001-07-28 Kazu Hirata <kazu@hxi.com>
10262 * config/h8300/h8300.h: Fix formatting.
10264 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10266 * basic-block.h (EDGE_FREQUENCY): New macro.
10267 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10269 * flow.c (find_sub_basic_blocks): Likewise.
10270 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10271 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10273 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10274 (HITRATE): New macro.
10275 (PRED_FLAG_FIRST_MATCH): New constant.
10276 (predictor_info): New field flgags.
10277 (combine_predictions_for_insn): Use DS theory to combine
10278 probabilities; set the edge probabilities when finished.
10279 (estimate_probability): Avoid duplicated matches
10280 of LOOP_BRANCH heuristics for nested loops; update comment.
10281 * predict.def: Add flags for each prediction, set probabilities
10282 according to B&L paper.
10283 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10285 * profile.c (compute_branch_probabilities): Cleanup way the edge
10286 probabilities are computed and REG_BR_PROB notes are dropped; if
10287 values does not match, emit error.
10288 (init_branch_prob): Do error instead of warning when profile driven
10289 feedback is missing or corrupt.
10291 2001-07-27 DJ Delorie <dj@redhat.com>
10293 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10294 against a constant, try to adjust the compare to have the desired
10295 constant in it so that min/max optimizations happen more often.
10297 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10299 * flow.c (last_loop_beg_note): New function.
10300 (redirect_edge_and_branch): Use it.
10301 (split_edge): Likewise.
10303 * alias.c (loop_p): Avoid uninitialized memory access.
10305 * flow.c (try_forward_edges): Avoid accessing freed memory.
10307 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10310 2001-07-26 Andrew Haley <aph@redhat.com>
10311 Joern Rennecke <amylaar@redhat.com>
10313 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10314 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10315 (SUBTARGET_CPP_SPEC): New.
10316 (CPP_SPEC): Remove.
10317 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10318 (SUBTARGET_CPP_PTR_SPEC): New.
10319 (CPP_DEFAULT_CPU_SPEC): New.
10320 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10321 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10322 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10323 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10324 (SUBTARGET_CPP_SPEC): Define as an empty string.
10326 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10328 * doc/install.texi (Configuration): Properly link the host
10329 specific instructions also when generating HTML.
10331 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10333 * flow.c (redirect_edge_and_branch_force): Test
10334 target->global_live_at_start.
10336 2001-07-26 Richard Henderson <rth@redhat.com>
10338 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10339 * rtl.h (avoid_constant_pool_reference): Declare it.
10340 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10341 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10343 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10345 * rtl.h (cleanup_barriers): Declare.
10346 * jump.c (cleanup_barriers): New function.
10347 * toplev.c (rest_of_compilation): Call cleanup_barriers
10348 before loop optimizer and after bb_reorder.
10350 * flow.c (back_edge_of_syntactic_loop_p): New.
10351 (split_edge): Use it.
10353 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10355 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10357 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10359 * cse.c (cse_process_notes): Replace any registers if the address
10362 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10364 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10365 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10366 (propagate_block): Update prototype.
10367 * flow.c (update_life_info): Simplify the CFG and
10368 recalculate the global regs which are alive when
10369 removing dead code during a global update.
10370 (propagate_block): Return non-zero if an INSN is
10373 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10375 * Makefile.in (LIBICONV): Define.
10377 2001-07-26 Catherine Moore <clm@redhat.com>
10379 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10380 of conditional to avoid tree checking errors.
10382 2001-07-26 Kazu Hirata <kazu@hxi.com>
10384 * regmove.c (regmove_optimize): Don't replace a reg with
10385 another reg of a different mode.
10387 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10389 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10390 limit length of dependency flush list.
10391 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10392 * sched-int.h (struct deps): Add pending_flush_length field.
10393 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10394 has 1 element in it.
10395 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10396 (sched_analyze): After a jump, if the pending memory flush list is too
10397 large, flush the pending lists.
10398 (init_deps): Initialize pending_flush_length to 0.
10399 * doc/invoke.texi (max_pending_list_length): Document parameter.
10401 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10403 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10404 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10405 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10407 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10409 * cpphash.h (struct_lexer_state): Delete was_skipping.
10410 Move skipping here from struct cpp_reader.
10411 * cpplex.c (parse_identifier): Update.
10412 (_cpp_lex_token): Don't skip tokens in a directive.
10413 * cpplib.c (struct if_stack): Update.
10414 (start_directive, end_directive): Don't change skipping state.
10415 (_cpp_handle_directive): Update.
10416 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10417 (do_else, do_endif): Update; only check for excess tokens if not
10418 in a skipped conditional block.
10419 (push_conditional): Update for new struct if_stack.
10421 2001-07-26 Graham Stott <grahams@redhat.com>
10423 * function.c (locate_and_pad_parm): Also pad initial offset
10424 so that the total argument size also includes the padding.
10426 2001-07-26 Graham Stott <grahams@redhat.com>
10428 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10429 change XSTR to XTMPL.
10431 (process_one_cond_exec): Likewise
10433 2001-07-25 Richard Henderson <rth@redhat.com>
10435 * varasm.c (assemble_variable): Create DECL_RTL before setting
10438 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10440 * predict.c (estimate_probability): Avoid duplicated predictions.
10442 * loop.c (find_and_verify_loops): Grok multiple barriers.
10444 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10446 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10448 * dbxout.c: Consistently use putc instead of fputc.
10449 (print_wide_int): New function; call instead of direct fprintf.
10450 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10451 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10452 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10453 (print_int_cst_octal): Likewise.
10454 (print_octal): Show we wrote characters.
10455 (dbxout_type): Set have_used_extensions in more places.
10457 2001-07-25 Catherine Moore <clm@redhat.com>
10459 * config/v850/v850.c (v850_va_arg): Use addr
10460 instead of valist to build incr.
10462 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10464 * flow.c (delete_dead_jumptables): New function.
10465 (life_analyzis): Call it.
10466 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10469 2001-07-25 Richard Henderson <rth@redhat.com>
10471 * except.c (reachable_handlers): Handle a region being removed
10472 out from under a RESX.
10474 2001-07-25 Richard Henderson <rth@redhat.com>
10476 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10477 swap GE/GT if it is an fp comparison.
10479 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10481 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10484 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10486 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10487 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10490 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10491 throw an exception.
10492 (visit_expression): When attempting to simplify an expression,
10493 retrieve any modes for arguments before they are simplified
10496 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10497 Janis Johnson <janis@us.ibm.com>
10499 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10500 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10501 pointer parameters to match documented usage of nonlocal_goto.
10502 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10503 parameters to their correct order.
10504 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10505 parameters to their correct order.
10507 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10509 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10511 2001-07-25 Jan Hubicka <jh@suse.cz>
10512 Richard Henderson <rth@redhat.com>
10514 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10516 (make_edges): New argument update_p; populate the edge cache if set.
10517 (find_basic_blocks): Update make_edges invocation.
10519 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10521 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10523 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10525 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10526 -Acpu and -Amachine.h.
10527 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10528 Corrected header to say ELF not a.out.
10529 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10530 when given -msoft-float.
10532 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10534 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10535 extra multilib parts like arm-elf.
10536 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10537 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10538 crtfini.o as extra multilib parts.
10540 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10542 * configure.in: Add rtems as a supported thread model.
10543 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10544 * configure: Rebuilt.
10546 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10548 * stor-layout.c (get_mode_alignment): make it work when
10549 BITS_PER_UNIT is not a power of two.
10550 * builtins.c (get_pointer_alignment): Likewise.
10552 2001-07-24 Richard Henderson <rth@redhat.com>
10554 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10555 the retrieved constant into the expected mode.
10557 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10559 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10560 (verify_flow_info): Check for duplicated edges; clarify
10563 * flow.c (block_label): Update basic_block_for_insn.
10564 (commit_edge_insertions): Call compute_bb_for_insn.
10566 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10569 * flow.c (redirect_edge_and_branch,
10570 try_optimize_cfg): Use redirect_edge_succ_nodup
10571 (redirect_edge_succ_nodup): New.
10572 * basic_block.h (redirect_edge_succ_nodup): Declare.
10574 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10577 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10579 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10580 (try_crossjump_to_edge): Update commetns.
10581 (try_crossjump_bb): Likewise.
10583 2001-07-24 Richard Henderson <rth@redhat.com>
10585 * combine.c (distribute_notes): Move set of need_refresh
10586 for noop_move_p down to catch all cases.
10588 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10590 * recog.c (split_all_insns_noflow): New.
10591 * rtl.h (split_all_insns_noflow): Declare.
10592 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10593 * m68hc11.c (m68hc11_reorg): Likewise.
10594 * sh.c (machine_dependent_reorg): Likewise.
10595 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10598 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10600 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10601 (ashlsi3_n splitter): Likewise.
10602 (lshrsi3_n splitter): Likewise.
10604 (GOTaddr2picreg): Make const SImode.
10605 (sym_label2reg): Likewise.
10606 (symGOT2reg): Likewise.
10607 (symGOTOFF2reg) Likewise.
10609 (casesi_worker_0): Make unspec SImode.
10611 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10613 * config/sh/sh.c (barrier_align): Check that an operand really is
10614 an insn before extracting its INSN_CODE.
10616 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10618 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10621 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10622 for SImode to prevent overflow.
10624 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10626 * config/mips/irix6-libc-compat.c: New file.
10627 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10628 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10629 passing workaround.
10631 2001-07-24 lars brinkhoff <lars@nocrew.org>
10633 * rtl.texi (REG_POINTER): Document.
10634 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10635 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10637 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10639 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10641 2001-07-23 Richard Henderson <rth@redhat.com>
10643 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10645 2001-07-23 Kazu Hirata <kazu@hxi.com>
10647 * config/h8300/h8300-protos.h: Add a prototype for
10648 general_operand_dst_push.
10649 * config/h8300/h8300.c (general_operand_dst_push): New.
10650 * config/h8300/h8300.h (OK_FOR_T): New.
10651 (EXTRA_CONSTRAINT): Use it.
10652 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10653 the existing movqi pattern.
10654 (movhi_push): Likewise.
10656 * reload.c: Fix comment typos.
10658 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10660 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10662 2001-07-23 H.J. Lu (hjl@gnu.org)
10664 * doc/extend.texi: Update __builtin_return_address and
10665 __builtin_frame_address.
10667 2001-07-23 Richard Henderson <rth@redhat.com>
10669 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10671 * config/i386/i386.md: New setcc+movzbl peephole2.
10673 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10675 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10676 * objc/objc-act.c: Include debug.h.
10677 (synth_module_prologue): Save and restore debug hooks too.
10679 2001-07-23 lars brinkhoff <lars@nocrew.org>
10681 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10682 and C4X_FLOAT_FORMAT.
10683 (BOOL_TYPE_SIZE): Document.
10685 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10687 * unroll.c (loop_iterations): Fix miscalculation of initial
10690 2001-07-13 Andrew Haley <aph@redhat.com>
10692 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10693 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10694 * config/sh/sh.c (sh_can_redirect_branch): New function.
10695 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10696 * reorg.c (steal_delay_list_from_target): Use
10697 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10699 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10701 * flow.c (try_simplify_condjump): Unlink insn chain on
10702 fallthru edge; use can_fallthru.
10704 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10706 * basic-block.h (find_sub_basic_block): Declare.
10707 * flow.c (make_edges): New arguments MIN and MAX;
10708 (find_sub_basic_blocks): Revamp to use make_edges
10709 and purge_dead_edges.
10710 (find_basic_blocks): Update call of find_sub_basic_block.
10712 * recog.c (split_all_insns): Always expect CFG to be consistent;
10713 call find_sub_basic_blocks in case something has changed.
10714 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10717 * basic-block.h (delete_noop_moves): Declare.
10718 * combine.c (combine_instructions): Call it.
10719 (recog_for_combine): Tolerate noop moves
10720 (distribute_notes): Force refresh when register dies at noop move.
10721 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10723 (life_analysis): Update delete_noop_moves call.
10724 (set_noop_p): Move too ...
10725 * rtlanal.c (noop_move_p): ... here.
10726 * rtl.h (noop_move_p): Declare.
10728 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10729 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10731 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10732 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10734 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10736 * reload.c (push_reload): Fix typo in comment.
10737 (find_reloads_address): Ditto.
10738 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10740 2001-07-22 Richard Henderson <rth@redhat.com>
10742 * flow.c: Grammar check and clarify a lot of comments.
10743 (try_simplify_condjump): Rename variables to be clearer.
10744 (try_forward_edges): Skip complex and fallthru edges.
10745 Rearrange tests to avoid duplicate checks.
10746 (flow_find_cross_jump): Likewise.
10747 (outgoing_edges_match): Allow match if neither branch has
10748 probability data. Loosen probability match to 5%.
10749 (try_crossjump_to_edge): Hoist repeated indirection into
10751 (try_crossjump_bb): Don't check complex edges. Eliminate
10752 redundant crossjump tests.
10753 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10754 checks before more expensive checks.
10756 2001-07-22 Richard Henderson <rth@redhat.com>
10758 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10759 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10762 2001-07-22 Richard Henderson <rth@redhat.com>
10764 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10765 (const_sint32_operand): Likewise.
10766 * m68k.md (anon mulsi pattern): Use const_int_operand not
10767 const_sint32_operand.
10768 (umulsi3_highpart): Zero extend a constant input.
10769 (smulsi3_highpart): Don't bother checking SImode constant.
10770 (const_umulsi3_highpart): Give op3 DImode.
10771 (const_smulsi3_highpart): Likewise.
10773 2001-07-22 Richard Henderson <rth@redhat.com>
10775 * flow.c (split_block): Make sure bb_note is included in the
10776 new block when splitting before a label.
10778 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10780 * basic-block.h (redirect_edge_and_branch_force,
10781 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10782 * flow.c (redirect_edge_and_branch_force,
10783 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10784 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10785 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10786 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10787 instead of label; update CFG after transformation.
10788 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10789 for finishing the transformation; handle even case where ELSE
10790 does not follow THEN.
10791 (find_if_case_2): Update call of dead_or_predictable; simplify
10794 * emit-rtl.c (split_branch_probability): New global variable.
10795 (try_split): Take care to set split_branch_probability and
10796 create REG_BR_PROB note for new jump insns.
10797 * md.texi (define_split): Document new feature.
10799 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10801 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10803 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10804 (asm_out_file): Remove redundant declaration.
10805 (assemble_asm): Remove old #if 0 block.
10806 (assemble_variable): Remove end of function; debug output is
10807 now handled with global_decl. Remove old #if 0 block. Update.
10808 Remove saved_in_section and associated no-op code.
10809 * Makefile.in (varasm.o): Correct dependencies.
10811 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10813 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10814 the definition in defaults.h.
10816 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10818 * jump.c: Update comments.
10819 (delete_barrier_successors, delete_unreferenced_labels,
10820 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10821 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10822 jump_optimize, jump_optimize_minimal): Kill.
10823 (rebuild_jump_labels): Move code from jump_optimize_1.
10824 (purge_line_number_notes): Likewise.
10825 (copy_loop_headers): Likewise.
10826 * reg-stack.c: Update comment.
10827 * stmt.c: Likewise.
10828 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10829 JUMP_AFTER_REGSCAN): Kill.
10830 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10831 purge_line_number_notes and copy_loop_headers.
10833 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10834 Richard Henderson <rth@redhat.com>
10836 * dbxout.c (dbxout_global_decl): New.
10837 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10838 * sdbout.c (sdbout_finish): New.
10839 (sdbout_debug_hooks): Use it, add comments.
10840 (sdbout_global_decl): Defer initialised public vars to
10842 * varasm.c (assemble_variable): Don't output debug information
10843 for file-scope variables.
10845 2001-07-22 Richard Henderson <rth@redhat.com>
10847 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10848 (get_round_mode_suffix): New.
10849 (print_operand): Use them for [/]. Remove support for [&'`()+].
10850 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10851 * config/alpha/alpha.md (attr round_suffix): New.
10852 (attr trap_suffix): New.
10853 (all insns): Set them appropriately. Use %/ instead of the
10854 myriad punctuators.
10856 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10858 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10860 2001-07-22 Richard Henderson <rth@redhat.com>
10862 * regrename.c (regrename_optimize): Compute nregs for each
10863 potential target register.
10865 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10866 Richard Henderson <rth@redhat.com>
10868 * dbxout.c (dbxout_global_decl): New.
10869 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10870 * sdbout.c (sdbout_finish): New.
10871 (sdbout_debug_hooks): Use it, add comments.
10872 (sdbout_global_decl): Defer initialised public vars to
10874 * varasm.c (assemble_variable): Don't output debug information
10875 for file-scope variables.
10877 2001-07-21 H.J. Lu (hjl@gnu.org)
10879 * config/mips/mips.c (mips_cpu): Moved into ...
10880 (override_options): Here.
10882 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10884 (mips_cpu): Removed.
10886 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10888 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10889 ("iorqi3"): Likewise.
10890 ("xorqi3"): Likewise.
10891 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10892 ("*subhi3_sp): Likewise.
10893 ("*subhi3"): Likewise.
10894 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10897 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10899 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10900 * config/freebsd.h: Likewise.
10901 * config/linux.h: Likewise.
10902 * config/openbsd.h: Likewise.
10903 * config/alpha/linux-elf.h: Likewise.
10904 * config/arm/linux-elf.h: Likewise.
10905 * config/d30v/d30v.h: Likewise.
10906 * config/fr30/fr30.h: Likewise.
10907 * config/ia64/aix.h: Likewise.
10908 * config/ia64/ia64.h: Likewise.
10909 * config/mips/linux.h: Likewise.
10910 * config/pj/pj.h: Likewise.
10911 * config/rs6000/linux.h: Likewise.
10912 * config/sparc/linux.h: Likewise.
10913 * config/sparc/linux64.h: Likewise.
10915 2001-07-20 Bruce Korb <bkorb@gnu.org>
10917 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10918 because getc() and char* may disagree on signedness.
10920 2001-07-20 Richard Henderson <rth@redhat.com>
10922 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10924 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10925 insns to delete in the presence of cc0 in a jump insn.
10927 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10928 Jan Hubicka <jh@suse.cz>
10930 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10931 of doing the change by hand.
10933 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10935 * rtlanal.c (set_noop_p): Return true for noop jumps.
10937 * expr.c (emit_single_push_insn): Add call to push expander.
10938 * expr.h (optab_index): Add OTI_push
10939 (push_optab): New constant.
10940 * genopinit.c (optabs): Add push_optab.
10941 * optabs.c (init_optab): Init push optab.
10942 * md.texi (push??1): Document
10944 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10946 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10947 expand to emit the pattern; put a REG_INC note for push/pop
10949 ("movdf", "movdf_internal"): Likewise.
10950 ("movsi", "movsi_internal"): Likewise.
10951 ("movsf", "movsf_internal"): Likewise.
10952 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10954 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10956 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10959 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10961 * params.def: Change default max inline insns to 100.
10963 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10965 * combine.c (combine_simplify_rtx): Generate a new shift operation
10966 when simplifying the first operand of a (neg (ashift)) expression.
10968 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10970 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10972 2001-07-20 Kelley Cook <kelley.cook@home.com>
10974 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10975 information. Move rest into ...
10976 (*-*-solaris): ... here. Eliminate redundant information and
10977 reword necessary packages section. Delete 4.x assembler bug info.
10978 (sparc-sun-*): Merge into ...
10979 (sparc-sun-sunos*): here.
10981 2001-07-20 Catherine Moore <clm@redhat.com>
10983 * config/v850/v850.md (casesi): Generate LABEL_REF
10986 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10988 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10989 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10990 * i386.md (strclrsi expander): Use it.
10992 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10994 * integrate.c (copy_insn_list): handle
10995 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10996 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10997 identically as to CODE_LABEL.
10999 * fold-const (fold): Convert A/B/C to A/(B*C) and
11002 * except.c (connect_post_landing_pads): Delete the RESX insns.
11004 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11006 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11008 * config/mips/mips.md (nmadd/nmsub): Use macro.
11010 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11012 * cppinit.c (remove_dup_dir): Make static.
11013 (remove_dup_dirs): Make static. Only warn about preempting a
11014 system directory with a non-system directory.
11016 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11018 * ifcvt.c (noce_try_store_flag_constants): Correct order
11019 of parameters to trunc_int_for_mode.
11021 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11023 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11024 an exception that will be caught within this function, do not fill
11025 its delay slot with any subsequent instruction.
11027 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11029 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11030 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11031 pointer extension instruction.
11032 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11033 * simplify-rtx.c (simplify_unary_operation) Likewise.
11034 * explow.c (convert_memory_address) Check value of
11035 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11037 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11038 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11039 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11040 Add Multilib Support.
11041 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11042 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11043 Add Multilib Support.
11044 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11046 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11047 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11048 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11050 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11052 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11053 old and new operands in `<', `3' and `b'.
11055 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11057 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11058 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11059 (toplev.o): Don't depend on xcoffout.h.
11060 * c-decl.c: Include debug.h
11061 (duplicate_decls): Use debug hook.
11062 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11063 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11064 (dbxout_types): Remove.
11065 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11066 * debug.c (do_nothing_debug_hooks): Update.
11067 (debug_true_tree, debug_nothing_rtx): New.
11068 * debug.h (struct rtx_def): New.
11069 (struct gcc_debug_hooks): New hooks ignore_block,
11070 outlining_inline_function and label.
11071 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11072 dwarf2out_frame_finish): New.
11073 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11074 Make static, update prototype.
11075 (dwarf2_debug_hooks): Update.
11076 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11077 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11078 * dwarfout.c (dwarf_debug_hooks): Update.
11079 * emit-rtl.c: Include debug.h.
11080 (remove_unnecessary_notes): Use debug hook.
11081 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11082 (final_scan_insn): Use debug hook.
11083 * integrate.c (output_inline_function): Use debug hook.
11084 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11085 (sdb_debug_hooks): Update.
11086 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11087 * toplev.c: Don't include xcoffout.h.
11088 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11089 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11091 * tree.h (dwarf2out_do_frame): Remove.
11093 2001-07-19 Catherine Moore <clm@cygnus.com>
11095 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11097 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11099 * reload1.c (eliminate_regs_in_insn): When updating a set
11100 to the frame pointer to the hardware frame pointer, perform
11101 the update always not just when REPLACE is set.
11103 * reload1.c (choose_reload_regs): Don't inherit a reload
11104 that crosses multiple registers if registers past the first
11105 don't fit in the desired class.
11107 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11108 when negating constants.
11110 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11112 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11113 * doc/tree.texi: Ditto.
11115 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11116 Jakub Jelinek <jakub@redhat.com>
11118 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11119 (extract_cie_info): Handle "eh" augmentation properly,
11121 (struct frame_state, __frame_state_for): New.
11123 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11125 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11126 HANDLE_SYSV_PRAGMA): Define.
11127 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11129 (copy_object): Caller changed.
11131 2001-07-19 Andreas Schwab <schwab@suse.de>
11133 * configure.in (assembler dwarf2 debug_line support): Define nop
11135 * configure: Regenerated.
11137 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11139 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11141 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11142 to conditionally compiled block.
11143 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11144 * dbxout.h (dbxout_function): Remove.
11145 * debug.c (do_nothing_debug_hooks): Update.
11146 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11147 global_decl, deferred_inline_function.
11148 * dwarf2out.c (dwarf2_debug_hooks): Update.
11149 (dwarf2out_global_decl): New.
11150 * dwarfout.c: Don't include dwarfout.h.
11151 (dwarfout_global_decl, dwarfout_function_decl,
11152 dwarfout_deferred_inline_function): New.
11153 (dwarf_debug_hooks): Update.
11154 * dwarfout.h: Remove.
11155 * final.c: Don't include dwarfout.h.
11156 * sdbout.c (sdbout_global_decl): New.
11157 (sdbout_debug_hooks): Update.
11158 * toplev.c: Don't include dwarfout.h.
11159 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11160 (note_deferral_of_defined_inline_function): Remove.
11161 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11162 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11163 * ch/lex.c: Don't include dwarfout.h.
11164 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11165 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11166 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11167 * cp/optimize.c: Include debug.h.
11168 (maybe_clone_body): Use debug hook.
11169 * cp/semantics.c: Include debug.h.
11170 (expand_body): Use debug hook.
11171 * po/POTFILES.in: Remove dwarfout.h.
11173 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11175 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11176 * c-parse.in (yyerror, _yylex): Similarly.
11177 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11178 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11180 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11181 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11183 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11185 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11186 in-class declaration at -g1. Fixes c++/2814.
11188 2001-07-18 Richard Henderson <rth@redhat.com>
11190 * doc/md.texi (reload_in/out): Document restrictions in predicates
11191 and constraints for these patterns. Document empty string matching
11194 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11196 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11198 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11200 * cse.c: Undo my previous patch.
11202 2001-07-18 Tom Tromey <tromey@redhat.com>
11205 * configure: Rebuilt.
11206 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11208 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11210 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11211 Jan Hubicka <jh@suse.cz>
11213 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11214 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11215 * jump.c (mark_jump_label): Do not forward branches.
11217 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11219 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11220 when return value is unused.
11222 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11224 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11226 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11228 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11229 on error. We can't blindly return the result of
11230 pthread_mutex_trylock because it returns a positive number on
11231 error, while we must return -1 on error.
11232 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11234 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11236 2001-07-18 Andreas Jaeger <aj@suse.de>
11238 * integrate.c (output_inline_function): Correct type of debug_hooks.
11240 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11242 * combine.c (combine_simplify_rtx): DIV can be treated
11243 associatively for floats if unsafe math optimisations are enabled.
11245 2001-07-17 Richard Henderson <rth@redhat.com>
11247 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11249 2001-07-17 Richard Henderson <rth@redhat.com>
11251 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11252 don't force the function address into a register.
11253 (expand_call, emit_library_call_value_1): Update callers.
11254 * builtins.c (expand_builtin_apply): Likewise.
11255 * expr.h (prepare_call_address): Update decl.
11257 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11259 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11261 * config/i386/chorus.h: Move up.
11262 * config/sparc/chorus.h: Likewise.
11263 * config/rs6000/chorus.h: Likewise.
11264 * config/chorus.h: Moved here.
11266 2001-07-17 Andreas Schwab <schwab@suse.de>
11268 * configure.in (assembler eh_frame optimization): Handle big
11270 * configure: Regenerated.
11272 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11274 * expr.c (epxand_expr): Convert divisions into multiplications by
11275 reciprocals if -ffast-math.
11277 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11279 * dbxout.c (dbxout_really_begin_function): Rename to
11280 dbxout_begin_function.
11281 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11282 (dbxout_begin_function): Remove.
11283 (dbxout_function): Update.
11284 (dbxout_source_line): Update prototype.
11285 * dbxout.h (dbxout_begin_function): Remove.
11286 * debug.c (do_nothing_debug_hooks): Update.
11287 (debug_nothing_tree): Update.
11288 (debug_nothing_charstar_rtx): Remove.
11289 * debug.h (union tree_node): Declare.
11290 (struct rtx_def): Remove.
11291 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11292 begin_function. Change source_line prototype.
11293 (debug_nothing_tree): New.
11294 (debug_nothing_charstar_rtx): Delete.
11295 (dwarf2out_begin_prologue): Moved from ...
11296 * tree.h: ... here.
11297 * dwarf2out.c (dwarf2_debug_hooks): Update.
11298 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11299 debug info, call dwarf2out_source_line.
11300 (dwarf2out_souce_line): Update prototype.
11301 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11302 Change prototype, make static.
11303 (dwarfout_source_line): Update prototype.
11304 (dwarf_debug_hooks): Update.
11305 * dwarfout.h (dwarfout_begin_function): Remove.
11306 * final.c (final_start_function, final_scan_insn): Use appropriate
11307 debug hooks, update to use notice_source_line.
11308 (output_source_line): Rename notice_source_line. Don't call the
11309 source_line debug hook.
11310 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11311 make static, update prototype.
11312 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11314 (sdbout_end_prologue): New.
11315 (sdbout_source_line): Update prototype.
11316 (sdbout_debug_hooks): Update.
11317 (sdbout_symbol): Remove unused var.
11318 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11320 * varasm.c: Include debug.h.
11321 (assemble_start_function): Use begin_function debug_hook.
11322 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11323 update with prototype.
11324 (xcoffout_source_line): Update prototype.
11325 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11327 (xcoffout_source_line): Update prototype.
11329 2001-07-17 Richard Henderson <rth@redhat.com>
11331 * c-typeck.c (build_binary_op): Do not shorten unsigned
11332 right shift after sign extension.
11334 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11336 * combine.c (combine_simplify_rtx): Attempt to simplify
11337 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11339 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11340 (simplify_binary_operation, simplify_unary_operation,
11341 simplify_relational_operation): Use it.
11343 * combine.c (combine_simplify_rtx): Don't do associative law
11344 on divisions; allow associative law on floats.
11346 2001-07-17 H.J. Lu <hjl@gnu.org>
11347 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11349 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11350 ASM_OUTPUT_WEAK_ALIAS are defined.
11351 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11352 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11354 * config/mips/iris5.h: ... here.
11355 (HANDLE_SYSV_PRAGMA): Defined as 1.
11356 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11357 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11360 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11362 * c-parse.in (all_prefix_attributes): New variable.
11363 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11364 (maybe_resetattrs): New production.
11365 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11366 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11367 notype_initdcl, nested_function, notype_nested_function,
11368 component_decl, components, components_notype,
11369 component_declarator, component_notype_declarator,
11370 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11371 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11372 after a comma being applied to more than one declarator.
11373 * doc/extend.texi (Attribute Syntax): Update. Remove
11374 documentation of bugs that are no longer present.
11376 2001-07-13 Eric Christopher <echristo@redhat.com>
11378 * config/mips/mips.h: Change TUNE_MIPS* options to use
11380 (EXTRA_SPECS): Add cc1_cpu_spec.
11381 * config/mips/mips.md (muldf3): Fix typo.
11383 2001-07-16 Richard Henderson <rth@redhat.com>
11385 * config/m68k/m68k.c: Include expr.h and reload.h.
11386 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11387 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11389 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11390 Richard Henderson <rth@redhat.com>
11392 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11393 (insn_live_p): Fix fall off end of function.
11394 (dead_libcall_p): Remove COUNTS argument; update callers.
11395 (delete_trivially_dead_insns): Remove unused variables.
11397 2001-07-17 Andreas Jaeger <aj@suse.de>
11399 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11400 x86-64 pic support.
11402 * lcm.c (optimize_mode_switching): Avoid warning for unused
11403 variable if !NORMAL_MODE.
11405 * flow.c (try_crossjump_to_edge): Remove unused variable.
11407 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11409 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11410 atexit declaration in stdlib.h.
11412 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11414 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11416 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11418 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11419 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11420 do rebuild_jump_labels instead of jump_optimize
11421 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11422 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11423 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11425 * flow.c: Include timevar.h
11426 (find_basic_block): Push/pop timevar;
11427 (cleanup_cfg): Likewise.
11428 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11429 * Makefile: Add dependencies on timevar.h
11431 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11432 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11434 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11435 * toplev.c (rest_of_compilation): Update calls.
11436 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11437 (delete_trivially_dead_insns): ... here; accept new argument
11438 preserve_basic_blocks; preserve basic blocks if set.
11440 * reg-stack.c (stack_regs_mentioned): Return 0 if
11441 stack_regs_mentioned_data is not initialized.
11442 (reg_to_stack): Make stack_regs_mentioned survive after the
11443 reg-stack is completted; do not call cleanup_cfg.
11444 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11445 make cleanup_cfg after bb-reorder to output to debug file.
11447 2001-07-16 Richard Henderson <rth@redhat.com>
11449 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11450 from int_reg_class_contents.
11452 2001-07-16 Richard Henderson <rth@redhat.com>
11454 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11455 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11456 (init_reg_sets_1): Move initialization from cse_main.
11457 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11458 (cse_main): Move its initialization also.
11459 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11460 * flow.c (propagate_one_insn): Likewise.
11461 * gcse.c (compute_hash_table): Likewise.
11462 (compute_kill_rd, compute_store_table): Likewise.
11463 * sched-deps.c (sched_analyze_1): Likewise.
11465 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11467 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11470 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11472 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11473 in if statement so we don't access undefined memory.
11475 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11477 * gcse.c: Update comment at top.
11478 Update comment on mem handling.
11479 mem_last_set, mem_first_set, mem_set_in_block: gone.
11480 Declaration of reg_set_info: gone.
11481 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11482 pointless with load_killed_in_block_p (they are *more*
11483 conservative then it, not less, and less accurate).
11484 (oprs_not_set_p): Ditto.
11485 (alloc_gcse_mem): Don't allocate mem_set_in_block
11486 (free_gcse_mem): Don't free it, either.
11487 (record_last_mem_set_info): Update comment in front, remove
11488 mem_*set_* stuff. Note the reason we don't handle stores directly
11490 (compute_hash_table): Update comments to reflect reality. Remove
11491 mem_*set_* references.
11492 (reset_opr_set_tables): Remove mem_*set_* references.
11493 (mark_call): Ditto.
11494 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11495 (mark_clobber): Ditto (on both parts, we double set here too).
11496 (expr_killed_p): Remove mem_set_in_block test.
11497 (compute_transp): Remove mem_set_in_block test.
11499 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11500 of edge, and removal of phi alternative to dump file.
11501 (ssa_ccp_substitute_constants): Add note about register now being
11502 constant, and which uses were replaced in what insns to dump file.
11504 2001-07-16 Andreas Jaeger <aj@suse.de>
11506 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11507 variables of type HOST_WIDEST_INT.
11509 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11510 (__bb_exit_func): Correct type of count_max to avoid overflow.
11511 (num_digits): Handle long long argument.
11513 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11515 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11517 * output.h (sdb_begin_function_line): Restore as an extern
11519 * sdbout.c (sdb_begin_function_line): Make extern.
11521 2001-07-15 Richard Henderson <rth@redhat.com>
11523 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11524 * genrecog.c (maybe_both_true_mode): New.
11525 (maybe_both_true_2): Use it.
11526 (write_switch): Don't put Pmode in a switch.
11527 * rtl.c (mode arrays): Don't explicitly size them.
11529 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11531 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11532 handling; move unconditional splitting before mode switching.
11534 * i386.md (type): Add fistp type.
11535 (i387, length_attr, scheduling definitions): Handle this type.
11536 (fix_trunc?f?i2): Revamp to use mode switching.
11537 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11538 * i386.h (fp_cw_mode): New enum
11539 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11540 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11542 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11544 * Makefile.in (integrate.o): Add debug.h.
11545 * integrate.c (debug.h): Add.
11546 (output_inline_function): Save, reset, and restore debug_hooks.
11548 2001-07-15 Richard Henderson <rth@redhat.com>
11550 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11551 instead of COMPARE for the EQUIV expression.
11553 2001-07-15 Richard Henderson <rth@redhat.com>
11555 * flow.c (redirect_edge_and_branch_force): Initialize
11556 global_live_at_start and global_live_at_end.
11557 (allocate_bb_life_data): Export.
11558 * basic-block.h (allocate_bb_life_data): Declare.
11559 * toplev.c (rest_of_compilation): Call it.
11561 2001-07-15 Richard Henderson <rth@redhat.com>
11563 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11564 (alpha_tablejump_best_label): New.
11565 * config/alpha/alpha-protos.h: Declare them.
11566 * config/alpha/alpha.md: Use braced strings for code blocks.
11567 (tablejump_osf): Break out add with r29.
11568 (tablejump_osf_internal): Remove.
11569 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11570 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11572 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11574 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11577 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11579 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11580 (ix86_fp_jump_nontrivial_p): New.
11581 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11582 use ix86_fp_jump_nontrivial_p.
11583 * i386.c (ix86_fp_jump_nontrivial_p): New.
11584 (ix86_split_fp_branch): Accept code instead of rtx.
11585 (ix86_expand_compare): Expand comparison early in case
11586 doing so is resonably cheap.
11588 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11590 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11592 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11593 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11595 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11597 * dbxout.c (dbxout_source_line): Make static, update prototype.
11598 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11599 (dbxout_init, dbxout_finish, dbxout_source_line,
11600 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11601 * dbxout.h (dbxout_source_line): Delete.
11602 * debug.c (debug_nothing_file, debug_nothing_file_int,
11603 debug_nothing_file_charstar_rtx): New.
11604 (do_nothing_debug_hooks): Update.
11605 (debug_nothing_void, debug_nothing_charstar_rtx,
11606 dwarf2out_end_epilogue): New.
11607 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11608 * debug.h (struct rtx_def): Declare.
11609 (gcc_debug_hooks): New hooks source_line, end_epilogue
11611 (debug_nothing_void, debug_nothing_charstar_rtx,
11612 dwarf2out_end_epilogue): New.
11613 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11614 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11615 (dwarf2_debug_hooks): Update.
11616 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11617 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11618 * dwarf2out.h (dwarf2out_source_line): Remove.
11619 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11620 Make static, update prototype.
11621 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11622 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11623 (dwarf_debug_hooks): Update.
11624 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11625 dwarfout_end_function): Remove.
11626 * final.c (profile_function): Use debug hooks for ending functions
11628 (output_source_line, final_end_function): Update prototype,
11630 (final_start_function, final_scan_insn): Update.
11631 * output.h (sdb_begin_function_line): Remove.
11632 (final_end_function): Update prototype.
11633 * sdbout.c (sdb_begin_function_line): Make static.
11634 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11635 (sdbout_source_line): New.
11636 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11638 (sdb_debug_hooks): Update.
11639 (sdbout_init, sdbout_source_line,
11640 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11641 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11642 * toplev.c (compile_file, rest_of_compilation): Update.
11643 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11644 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11645 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11646 Update for prototype changes.
11647 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11648 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11650 2001-07-15 Richard Henderson <rth@redhat.com>
11652 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11653 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11654 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11655 * config/alpha/alpha.c: Likewise.
11656 * config/alpha/alpha.md: Likewise.
11657 * config/alpha/alpha32.h: Likewise.
11658 * config/alpha/vms.h: Likewise.
11659 (OPEN_VMS): Remove.
11661 2001-07-14 Richard Henderson <rth@redhat.com>
11663 * config/alpha/alpha.md: Use define_constants for unspec values.
11664 Substitute throughout.
11666 2001-07-14 Tim Josling <tej@melbpc.org.au>
11668 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11670 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11672 * pa.md: Remove unused constraints from define_split's.
11674 2001-04-14 Richard Henderson <rth@redhat.com>
11676 * ifcvt.c (find_cond_trap): Test for exit block.
11678 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11680 Re-install recently reverted patch.
11681 * emit-rtl.c (try_split): Update mark_jump_label call.
11682 * flow.c (find_sub_basic_blocks): Likewise.
11683 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11684 jump_back_p): Kill.
11685 (mark_all_labels): Kill second parameter.
11686 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11687 (rebuild_jump_labels, jump_optimize_minimal): Update call
11688 of jump_optimize_1.
11689 (jump_optimize_1): Kill crossjumping code.
11690 (mark_jump_label): Kill cross_jump parameter.
11691 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11692 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11693 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11695 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11697 (dump_file_info): Likewise.
11698 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11699 reorganize passes to do reg-stack first, bb-reorder second.
11700 * invoke.texi (-d letters doc): Remove the jump2 pass.
11702 2001-07-14 Richard Henderson <rth@redhat.com>
11704 * ifcvt.c (find_cond_trap): New.
11705 (find_if_header): Call it.
11706 (merge_if_block): Relax existing jump sanity check.
11707 * jump.c (jump_optimize_1): Remove conditional trap handling.
11709 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11711 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11713 (insn_refs_are_delayed): Correct comment.
11714 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11715 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11716 instead of r31. Make associated insn !TARGET_64BIT, and
11717 provide an additional 64-bit insn that clobbers r2.
11718 (divsi3): Likewise.
11719 (udivsi3): Likewise.
11720 (modsi3): Likewise.
11721 (umodsi3): Likewise.
11723 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11725 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11727 * flow.c (redirect_edge_and_branch_force, split_edge,
11728 try_crossjump_to_edge): Use set_block_for_new_insns.
11729 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11731 2001-07-13 H.J. Lu (hjl@gnu.org)
11733 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11736 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11738 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11740 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11742 * c-common.c (decl_attributes): Take a pointer to the node to
11743 which attributes are to be attached, and a flags argument.
11744 * c-common.h (enum attribute_flags): New.
11745 (decl_attributes): Update prototype.
11746 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11747 finish_enum, start_function): Update calls to decl_attributes.
11748 * c-parse.in (component_declarator, component_notype_declarator,
11749 label): Update calls to decl_attributes.
11751 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11753 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11754 * config/avr/avr.c (legitimate_address_p): Return value changed
11755 from letter to register classes. For better debugging.
11757 2001-07-13 Kazu Hirata <kazu@hxi.com>
11759 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11761 2001-07-13 H.J. Lu (hjl@gnu.org)
11763 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11765 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11767 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11768 correctly for shared configurations.
11769 * config/t-libgcc-pic: New.
11770 * config/{i386,m68k,sparc}/t-openbsd: New.
11771 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11772 Support -shared. Support debugging libraries with -g.
11773 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11774 frame information does not emit pointer diffs.
11775 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11776 emit pointer diffs.
11778 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11780 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11782 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11784 * combine.c (try_combine): Ensure const_int pow2 is positive.
11786 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11788 * config.gcc: Add configuration for s/390.
11789 * config/s390/s390.c: New. Subroutines for code generation.
11790 * config/s390/s390.h: New. Definitions for s/390.
11791 * config/s390/s390-protos.h: New. Prototypes.
11792 * config/s390/linux.h: New. Definitions for linux for s/390.
11793 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11794 * config/s390/t-linux: New. Makefile fragment.
11795 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11796 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11798 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11800 * emit-rtl.c (try_split): Update mark_jump_label call.
11801 * flow.c (find_sub_basic_blocks): Likewise.
11802 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11803 jump_back_p): Kill.
11804 (mark_all_labels): Kill second parameter.
11805 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11806 (rebuild_jump_labels, jump_optimize_minimal): Update call
11807 of jump_optimize_1.
11808 (jump_optimize_1): Kill crossjumping code.
11809 (mark_jump_label): Kill cross_jump parameter.
11810 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11811 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11812 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11814 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11816 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11817 reorganize passes to do reg-stack first, bb-reorder second.
11818 * invoke.texi (-d letters doc): Remove the jump2 pass.
11820 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11822 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11824 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11826 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11828 (verify_flow_info): Make diagnostics prettier.
11830 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11832 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11834 * flow.c (outgoing_edges_match): Return early if condition reversal
11837 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11839 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11840 (mips_move_2words): When splitting a move into two instructions,
11841 prefix the second address operand with '%D'.
11843 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11845 * Makefile.in (final.o): Depend on debug.h.
11846 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11847 (dbx_debug_hooks): Add new hooks.
11848 (xcoff_debug_hooks): New.
11849 * debug.c (debug_nothing_file_int_int): New.
11850 (do_nothing_debug_hooks): Update.
11851 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11852 (debug_nothing_file_int_int): New.
11853 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11854 static, update prototype.
11855 (dwarf2_debug_hooks): Update.
11856 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11857 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11858 static, update prototype.
11859 (dwarf_debug_hooks): Update.
11860 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11861 * final.c: Include debug.h.
11862 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11863 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11864 static, update prototype.
11865 (sdb_debug_hooks): Update.
11866 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11867 * toplev.c: Distinguish between xcoff and dbx.
11869 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11870 Call all debug hooks, not just dwarf ones.
11872 2001-07-11 Timothy Wall <twall@redhat.com>
11874 * config.gcc: Add configuration for AIX5/IA64.
11875 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11876 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11877 support prefix/suffix code.
11878 * config/ia64/t-aix: New. Makefile fragment.
11879 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11881 2001-07-11 Kazu Hirata <kazu@hxi.com>
11883 * recog.c (validate_change): Fix a comment typo.
11885 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11887 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11888 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11890 * dbxout.c (dbx_debug_hooks): Add new hooks.
11891 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11893 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11895 * dbxout.h (dbxout_start_new_source_file,
11896 dbxout_resume_previous_source_file): Delete.
11897 * debug.c (do_nothing_debug_hooks): Add new hooks.
11898 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11899 (debug_nothing_int_charstar, debug_nothing_int): New.
11900 * debug.h (gcc_debug_hooks): New hooks define, undef,
11901 start_source_file and end_source_file.
11902 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11903 (debug_nothing_int_charstar, debug_nothing_int): New.
11904 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11905 the conditionally compiled section.
11906 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11907 dwarf2out_define, dwarf2out_undef): Make static.
11908 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11909 dwarf2out_define, dwarf2out_undef): Remove.
11910 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11911 (dwarfout_start_source_file, dwarfout_end_source_file,
11912 dwarfout_define, dwarfout_undef): Make static.
11913 (dwarfout_start_source_file_check,
11914 dwarfout_end_source_file_check): New.
11915 (dwarfout_define, dwarfout_finish): Update.
11916 * dwarfout.h (dwarfout_start_new_source_file,
11917 dwarfout_resume_previous_source_file, dwarfout_define,
11918 dwarfout_undef): Remove.
11919 * sdbout.c (sdb_debug_hooks): Add new hooks.
11920 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11922 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11923 make static, take an arg.
11924 * sdbout.h (sdbout_start_new_source_file,
11925 sdbout_resume_previous_source_file): Delete.
11926 * toplev.c (debug_start_source_file, debug_end_source_file,
11927 debug_define, debug_undef): Delete.
11928 * toplev.h (debug_start_source_file, debug_end_source_file,
11929 debug_define, debug_undef): Delete.
11931 * java/jcf-parse.c: Include debug.h.
11932 (parse_class_file): Update to use debug hooks directly.
11933 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11935 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11937 * alias.c (set_mem_alias_set): New function.
11938 * rtl.h (set_mem_alias_set): Declare it.
11939 * builtins.c (expand_builtin_return_addr): Call it instead of
11940 using MEM_ALIAS_SET accessor.
11941 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11942 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11943 (expand_builtin_va_copy):Likewise.
11944 * caller-save.c (setup_save_areas): Likewise.
11945 * calls.c (compute_argument_addresses): Likewise.
11946 * explow.c (set_mem_attributes): Likewise.
11947 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11948 (expand_assignment, store_constructor_field, store_field): Likewise.
11949 (expand_expr_unaligned): Likewise.
11950 * function.c (assign_stack_temp_for_type): Likewise.
11951 (put_reg_into_stack, gen_mem_addressof): Likewise.
11952 * ifcvt.c (noce_try_cmove_arith): Likewise.
11953 * reload1.c (reload, alter_reg): Likewise.
11954 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11955 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11956 (alpha_expand_unaligned_store): Likewise
11957 (alpha_expand_unaligned_load_words): Likewise.
11958 (alpha_expand_unaligned_store_words): Likewise.
11959 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11960 (alpha_expand_epilogue): Likewise.
11961 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11962 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11963 * config/i386/i386.c (legitimize_pic_address): Likewise.
11964 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11965 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11966 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11967 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11968 * config/mips/mips.c (mips_va_arg): Likewise.
11969 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11970 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11971 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11972 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11973 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11974 (rs6000_emit_epilogue): Likewise.
11975 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11976 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11977 * config/v850/v850.c (v850_va_arg): Likewise.
11979 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11981 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11982 when fallthru edge is present.
11983 (mege_blocks): Handle case where creation of jump insn
11986 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11987 CLEANUP_POST_REGSTACK): New constants.
11988 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11989 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11990 * output.h (cleanup_cfg): Update prototype.
11991 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11992 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11993 cleanup_cfg call; kill missleading comment.
11994 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11995 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11996 parameter; control optimizations performed using it.
11997 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11998 try_crossjump_bb): New functions.
12000 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12002 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12004 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12005 pa_output_function_prologue.
12006 * pa-protos.h (pa_output_function_prologue): New prototype.
12008 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12010 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12011 and low to get correct sign extension in low+high test.
12013 2001-07-11 Janis Johnson <janis@us.ibm.com>
12015 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12016 for large hit count.
12018 * profile.c (branch_prob): Fix .bbg info for computed gotos
12021 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12023 * stmt.c (parse_output_constraint): New function, split out
12025 (expand_asm_operands): ... here. Use parse_output_constraint.
12026 * tree.h (parse_output_constraint): Declare it.
12028 2001-07-11 Richard Henderson <rth@redhat.com>
12030 * bitmap.c: Comment some functions; fiddle whitespace.
12031 (bitmap_free): Don't export.
12032 (bitmap_element_allocate): Use memset.
12033 * bitmap.h (bitmap_free): Don't declare.
12035 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12037 * gcse.c, lcm.c, sched-deps.c:
12038 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12040 * flow.c (flow_loops_find): Free dom if we found no loops, since
12041 we aren't going to save it.
12043 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12046 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12048 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12050 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12052 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12053 #ifndef DWARF2_DEBUGGING_INFO.
12055 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12057 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12059 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12061 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12062 reverse a branch if a NE comparison is implemented with GTU.
12064 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12065 H.J. Lu <hjl@gnu.org>
12067 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12068 constant addresses.
12069 (call_internal2): Likewise.
12070 (call_value_internal1): Likewise.
12071 (call_value_internal2): Likewise.
12072 (call_value_multiple_internal1): Likewise.
12073 (call_value_multiple_internal2): Likewise.
12075 2001-07-10 Kazu Hirata <kazu@hxi.com>
12077 * calls.c (emit_library_call_value_1): Fix a comment typo.
12078 * dwarf2out.c (mem_loc_descriptor): Likewise.
12079 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12081 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12083 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12085 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12087 * recog.c (offsettable_address_p): Handle LO_SUM case.
12088 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12089 instead of plus_constant.
12091 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12093 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12094 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12096 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12098 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12099 adjust_address_nv instead of plus_constant.
12101 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12103 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12104 dwarf2out.o): Depend on debug.h, wrap long lines.
12105 * dbxout.c: Include debug.h.
12106 (dbx_debug_hooks): New.
12107 (dbxout_init): Make static, take just 2 args.
12108 (dbxout_finish): Make static.
12109 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12110 * debug.c: New file.
12111 * debug.h: New file.
12112 * dwarf2out.c: Include debug.h.
12113 (dwarf2_debug_hooks): New.
12114 (dwarf2out_init): Make static.
12115 (dwarf2out_finish): Make static, take 2 args.
12116 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12117 * dwarfout.c: Include debug.h.
12118 (dwarf_debug_hooks): New.
12119 (dwarfout_init): Make static.
12120 (dwarfout_finish): Make static, take 2 args.
12121 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12122 * sdbout.c: Include debug.h.
12123 (sdb_debug_hooks): New.
12124 (sdbout_init): Make static, take 2 args.
12125 * sdbout.h (sdbout_init): Delete.
12126 * toplev.c: Include debug.h.
12127 (debug_hooks): New.
12128 (compile_file): Set deubg_hooks based on command line options.
12129 Use the hooks unconditionally rather than conditional compilation.
12131 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12133 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12134 first_insn_after_basic_block_note instead.
12136 * df.c (df_bb_refs_unlink): #if 0 out for now.
12138 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12140 * ssa.h: Add prototype for ssa_const_prop
12141 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12142 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12143 (ssa_fast_dce): Remove unused variable
12145 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12147 * diagnostic.c (finish_diagnostic): Rename to
12148 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12151 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12153 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12156 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12157 (dump_file): Only pad the demangled name with spaces if the
12158 mangled name was padded with spaces.
12160 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12162 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12165 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12167 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12168 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12169 EXPAND_INITIALIZER.
12171 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12172 whether can put offset inside LO_SUM to check mode alignment, not size.
12174 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12176 * doc/tm.texi (Misc): Fix thinko.
12178 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12180 * regmove.c (replace_in_call_usage): Fix warnings.
12181 * sched-deps.c (add_dependence): Fix warnings.
12182 * simplify-rtx.c (simplify_subreg): Likewise.
12183 Return NULL_RTX instead of NULL.
12185 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12186 (subst_asm_stack_regs): Likewise.
12188 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12191 * dwarf2out.c (output_call_frame_info): Declare i as int.
12192 (build_abbrev_table): Declare n_alloc as int.
12193 (dwarf2out_finish): Initialize die.
12194 * except.c: Declare sjlj_funcdef_number as unsigned.
12195 (connect_post_landing_pads): Declare j as unsigned.
12196 (convert_to_eh_region_ranges): Initialize call_site.
12197 (output_function_exception_table): Initialize tt_format_size.
12198 * expr.c (move_by_pieces_1): Initialize to1.
12199 (store_constructor): Initialize minelt and maxelt.
12200 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12201 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12203 * c-decl.c (combine_parm_decls): Unused, remove.
12204 * c-tree.h: Remove prototype for combine_parm_decls.
12206 * reload.c (push_reload): Fix warning.
12207 (regno_clobbered_p): Likewise.
12208 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12209 (reload_combine): Likewise.
12211 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12212 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12214 * bitmap.c (bitmap_operation): Change user.
12215 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12217 2001-07-10 Eric Christopher <echristo@redhat.com>
12219 * config/mips/mips.c (override_options): Fix typo.
12221 2001-07-09 Stan Shebs <shebs@apple.com>
12223 * target.h (struct gcc_target): New fields init_builtins and
12225 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12226 (TARGET_EXPAND_BUILTIN): New macro.
12227 (TARGET_INITIALIZER): Add them.
12228 * builtins.c: Include target.h.
12229 (expand_builtin): Use targetm.expand_builtin.
12230 (default_init_builtins): New function.
12231 (default_expand_builtin): New function.
12232 * expr.h (default_init_builtins): Declare.
12233 (default_expand_builtin): Declare.
12234 * c-common.c (c_common_nodes_and_builtins): Use
12235 targetm.init_builtins.
12236 * defaults.h (MD_INIT_BUILTINS): Remove.
12237 * Makefile.in (builtins.o): Depend on target.h.
12239 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12240 (TARGET_EXPAND_BUILTIN): Define.
12241 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12242 (MD_EXPAND_BUILTIN): Remove.
12244 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12245 (TARGET_EXPAND_BUILTIN): Define.
12246 (c4x_init_builtins): Make endlink arg a local.
12247 (c4x_print_operand): Fix typos in adjust_address usages.
12248 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12249 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12250 (MD_EXPAND_BUILTIN): Remove.
12252 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12253 (TARGET_EXPAND_BUILTIN): Define.
12254 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12255 (ix86_init_builtins): Call new function only if TARGET_MMX.
12256 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12257 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12258 (MD_EXPAND_BUILTIN): Remove.
12260 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12261 (TARGET_EXPAND_BUILTIN): Define.
12262 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12263 (MD_EXPAND_BUILTIN): Remove.
12265 * doc/tm.texi: Document these changes.
12267 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12269 * basic-block.h (tree_node): Forward declare if needed.
12270 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12271 (BLOCK_HEAD_TREE): Define.
12272 (BLOCK_END_TREE): Define.
12273 (struct loops): Rename field 'tree' to 'tree_root'.
12274 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12276 (flow_loops_tree_build): Rename reference to field 'tree' to
12278 (flow_loops_level_compute): Ditto.
12279 * predict.c (estimate_bb_frequencies): Ditto.
12280 * tree.h (struct tree_common): Add field 'aux'.
12282 2001-07-09 Stan Shebs <shebs@apple.com>
12284 * config/darwin.c (darwin_encode_section_info): Don't mark any
12285 DECL_EXTERNAL node as defined.
12287 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12289 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12290 pa_free_machine_status, hppa_init_pic_save): Delete.
12291 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12292 (hppa_profile_hook): Use hppa_pic_save_rtx.
12293 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12294 hppa_init_pic_save): Delete.
12295 (hppa_pic_save_rtx): Declare.
12296 * pa.md (call, call_value, sibcall, sibcall_value,
12297 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12299 2001-07-09 Kazu Hirata <kazu@hxi.com>
12301 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12302 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12304 2001-07-09 Andreas Jaeger <aj@suse.de>
12306 * output.h: Add declaration of final_forward_branch_p.
12308 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12310 * varray.c: Include errors.h for internal_error and trim_filename
12313 * Makefile.in (varray.o): Add errors.h.
12315 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12317 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12318 * optabs.c (have_add2_insn): Check whether the add insn chosen
12319 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12320 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12322 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12324 * Makefile.in (OBJS): Add ssa-ccp.o
12325 (ssa-ccp.o): Add dependencies.
12326 * toplev.c (DFI_ssa_ccp): New dump file enum.
12327 (dump_file): Add entry for dumping after SSA CCP.
12328 (flag_ssa_ccp): New flag variable.
12329 (f_options): Add -fssa-ccp.
12330 (rest_of_compilation): Run SSA CCP if requested.
12331 * timevar.def (TV_SSA_CCP): New timevar.
12332 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12333 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12334 Fix minor typo in SSA DCE documentation.
12335 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12336 Add documentation for new dump option. Renumber dump files
12339 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12341 * emit-rtl.c (gen_highpart_mode): New.
12342 * rtl.h (gen_highpart_mode): Declare.
12343 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12344 operand can be VOIDmode constant.
12346 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12348 * flow.c (redirect_edge_and_branch_force): New.
12349 (can_fallthru): Ensure that basic blocks are succeeding.
12350 (try_optimize_cfg): Do not delete basic block if it is the last one.
12352 * flow.c (try_redirect_by_replacing_jump): Do not remove
12353 jumps with side effects, unlink chain on fallthru edge;
12354 set block for new jump instruction; avoid basic block to
12355 over by line number note.
12357 * flow.c (try_simplify_condjump): Verify that the condjump
12358 is not always falling through.
12361 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12363 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12364 (try_redirect_by_replacing_jump): Update properly the count
12365 and frequency information.
12367 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12369 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12370 address that is a LO_SUM specially.
12371 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12373 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12375 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12376 (operand_subword): Use them.
12377 (change_address_1): Renamed from change_address; new arg VALIDATE.
12378 * expr.h: Reflect above changes; change_address now macro.
12379 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12381 * cselib.c (add_mem_for_addr): Likewise.
12382 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12383 * regmove.c (try_apply_stack_adjustment): Likewise.
12384 * reload.c (push_reload, make_memloc): Likewise.
12385 * reload1.c (eliminate_regs): Likewise.
12386 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12387 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12389 * combine.c (make_extraction, simplify_shift_const): Likewise.
12390 (gen_lowpart_for_combine): Likewise.
12391 * cse.c (gen_lowpart_if_possible): Likewise.
12392 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12393 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12394 * optabs.c (gen_move_insn): Likewise.
12395 * reload1.c (alter_reg): Likewise.
12396 * simplify-rtx.c (simplify_subreg): Likewise.
12397 * stmt.c (expand_anon_union_decl): Likewise.
12398 * recog.c (validate_replace_rtx_1): Likewise.
12400 * Makefile.in (recog.o): Add $(EXPR_H).
12401 * explow.c (stabilize): Call replace_equiv_address.
12402 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12403 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12405 2001-07-03 Andrew Haley <aph@redhat.com>
12407 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12408 the mode of the memory location.
12410 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12412 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12414 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12416 * final.c (output_addr_const): Use target opening and
12417 closing parentheses.
12418 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12419 defaults, add to TARGET_ASM_OUT.
12420 * target.h (struct gcc_target): Add open_paren and close_paren.
12421 * doc/md.texi: Update.
12422 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12423 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12424 TARGET_ASM_CLOSE_PAREN.
12425 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12427 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12429 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12430 * config/a29k/a29k.h: Similarly.
12431 * config/alpha/alpha.h: Similarly.
12432 * config/arc/arc.h: Similarly.
12433 * config/arm/aof.h: Similarly.
12434 * config/arm/aout.h: Similarly.
12435 * config/avr/avr.h: Similarly.
12436 * config/c4x/c4x.h: Similarly.
12437 * config/clipper/clipper.h: Similarly.
12438 * config/convex/convex.h: Similarly.
12439 * config/d30v/d30v.h: Similarly.
12440 * config/dsp16xx/dsp16xx.h: Similarly.
12441 * config/elxsi/elxsi.h: Similarly.
12442 * config/fr30/fr30.h: Similarly.
12443 * config/h8300/h8300.h: Similarly.
12444 * config/i370/i370.h: Similarly.
12445 * config/i386/i386.h: Similarly.
12446 * config/i860/i860.h: Similarly.
12447 * config/i960/i960.h: Similarly.
12448 * config/ia64/ia64.h: Similarly.
12449 * config/m32r/m32r.h: Similarly.
12450 * config/m68hc11/m68hc11.h: Similarly.
12451 * config/m68k/m68k.h: Similarly.
12452 * config/m88k/m88k.h: Similarly.
12453 * config/mcore/mcore.h: Similarly.
12454 * config/mips/mips.h: Similarly.
12455 * config/mn10200/mn10200.h: Similarly.
12456 * config/mn10300/mn10300.h: Similarly.
12457 * config/ns32k/ns32k.h: Similarly.
12458 * config/pa/pa.h: Similarly.
12459 * config/pdp11/pdp11.h: Similarly.
12460 * config/pj/pj.h: Similarly.
12461 * config/romp/romp.h: Similarly.
12462 * config/rs6000/rs6000.h: Similarly.
12463 * config/sh/sh.h: Similarly.
12464 * config/sparc/sparc.h: Similarly.
12465 * config/v850/v850.h: Similarly.
12466 * config/vax/vax.h: Similarly.
12467 * config/we32k/we32k.h: Similarly.
12469 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12471 * doc/c-tree.texi: Document representation of attributes.
12473 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12475 * doc/tm.texi: Update some places for the rename of target to
12478 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12480 * target.h (struct gcc_target): Add insert_attributes.
12481 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12482 (TARGET_INITIALIZER): Update.
12483 * tree.c, tree.h (default_insert_attributes): New function.
12484 Update comments on other default functions to refer to targetm,
12486 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12487 TARGET_INSERT_ATTRIBUTES.
12488 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12489 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12490 Don't use PRAGMA_INSERT_ATTRIBUTES.
12491 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12492 * c-decl.c (start_decl, start_function): Don't call
12493 SET_DEFAULT_DECL_ATTRIBUTES.
12494 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12495 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12497 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12498 (c4x_check_attribute): Avoid modifying attribute list itself.
12499 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12501 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12502 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12504 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12505 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12507 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12508 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12510 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12511 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12512 Adjust parameters. Make static.
12514 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12516 * c-common.c (decl_attributes): Only take a single attributes
12518 * c-common.h (decl_attributes): Update prototype.
12519 * c-decl.c (start_decl, start_function): Only take a single
12520 attributes parameter. Update calls to decl_attributes.
12521 (finish_struct, finish_enum): Update calls to decl_attributes.
12522 (push_parm_decl): Expect unified list of attributes. Update call
12523 to decl_attributes.
12524 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12525 notype_nested_function, component_declarator,
12526 component_notype_declarator, label): Update calls to
12528 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12529 lists that are passed to push_parm_decl.
12530 * c-tree.h (start_function, start_decl): Update prototypes.
12531 * config/sh/sh-protos.h, config/sh/sh.c
12532 (sh_pragma_insert_attributes): Only take a single attributes
12534 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12535 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12536 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12537 build_module_descriptor, generate_static_references,
12538 generate_strings, build_selector_translation_table,
12539 generate_descriptor_table, generate_protocols,
12540 generate_ivars_list, generate_dispatch_table,
12541 generate_protocol_list, generate_category,
12542 generate_shared_structures, really_start_method, add_objc_decls,
12543 generate_classref_translation_entry): Update calls to start_decl
12544 and start_function.
12545 (build_tmp_function_decl, start_method_def): Unify attribute lists
12546 that are passed to push_parm_decl.
12548 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12550 * final.c (no_asm_to_stream): New.
12551 (final_scan_insn): Use target structures for prologue ends
12552 and epilogue starts.
12553 * output.h (no_asm_to_stream): New.
12554 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12555 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12556 (TARGET_ASM_OUT): Update.
12557 * target.h (struct gcc_target): New members function_end_prologue
12558 and function_begin_epilogue.
12559 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12560 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12561 * config/alpha/alpha.c (output_end_prologue): Rename to
12562 alpha_output_function_end_prologue. Use in target struct
12564 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12565 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12566 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12567 ia64_output_function_end_prologue. Use in target struct
12569 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12570 mistyped prototypes.
12571 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12572 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12574 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12575 an use in target struct, make static.
12576 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12579 2001-07-08 Richard Henderson <rth@redhat.com>
12581 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12583 2001-07-08 Richard Henderson <rth@redhat.com>
12585 * config/i386/i386.md: Remove constraints strings from define_split
12586 and define_peephole2 patterns.
12587 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12588 (eh_return): Use them.
12590 2001-07-08 Richard Henderson <rth@redhat.com>
12592 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12593 Document MD_FALLBACK_FRAME_STATE_FOR.
12595 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12597 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12598 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12600 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12602 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12604 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12605 of the label inside NAME as opposed to just the end of NAME.
12607 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12609 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12610 * config/alpha/alpha.c (alpha_init_machine_status,
12611 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12612 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12613 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12614 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12616 2001-07-06 Stan Shebs <shebs@apple.com>
12618 * target.h (targetm): Rename global from "target", so as not to
12619 conflict with local variables.
12621 * c-typeck.c: Ditto.
12624 * cp/decl.c: Ditto.
12625 * cp/decl2.c: Ditto.
12626 * cp/typeck.c: Ditto.
12627 * 1750a/1750a.c: Ditto.
12628 * a29k/a29k.c: Ditto.
12629 * arc/arc.c: Ditto.
12630 * arm/arm.c: Ditto.
12631 * avr/avr.c: Ditto.
12632 * clipper/clipper.c: Ditto.
12633 * convex/convex.c: Ditto.
12634 * d30v/d30v.c: Ditto.
12635 * dsp16xx/dsp16xx.c: Ditto.
12636 * elxsi/elxsi.c: Ditto.
12637 * fr30/fr30.c: Ditto.
12638 * h8300/h8300.c: Ditto.
12639 * i370/i370.c: Ditto.
12640 * i386/i386.c: Ditto.
12641 * i860/i860.c: Ditto.
12642 * i960/i960.c: Ditto.
12643 * ia64/ia64.c: Ditto.
12644 * m32r/m32r.c: Ditto.
12645 * m68hc11/m68hc11.c: Ditto.
12646 * m68k/m68k.c: Ditto.
12647 * m88k/m88k.c: Ditto.
12648 * mips/mips.c: Ditto.
12649 * ns32k/ns32k.c: Ditto.
12651 * pdp11/pdp11.c: Ditto.
12652 * romp/romp.c: Ditto.
12653 * rs6000/rs6000.c: Ditto.
12655 * sparc/sparc.c: Ditto.
12656 * vax/vax.c: Ditto.
12657 * we32k/we32k.c: Ditto.
12658 * doc/tm.texi: Update the manual to match.
12660 2001-07-06 Richard Henderson <rth@redhat.com>
12662 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12663 DWARF2_UNWIND_INFO not just whether it is defined.
12665 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12667 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12668 call to simplify_binary_operation returns a new pattern.
12670 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12672 * glimits.h (__SHRT_MAX__): New.
12673 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12674 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12676 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12678 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12681 2001-07-06 Richard Henderson <rth@redhat.com>
12683 * bitmap.c (bitmap_release_memory): Move adjacent to the
12684 allocation functions.
12685 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12686 the implementation. Binary search for the set bit.
12687 (bitmap_union_of_diff): Allocate the temporary on the stack
12688 instead of using xmalloc.
12690 2001-07-06 Richard Henderson <rth@redhat.com>
12692 * genrecog.c (validate_pattern): Warn for constraints in
12693 define_{expand,split,peephole2}. Remove strict_low_part
12694 before looking up match_dup.
12696 2001-07-06 DJ Delorie <dj@redhat.com>
12698 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12699 chapter about various build hints and history. Add section
12700 talking about the various types of native and cross builds.
12702 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12704 * Makefile.in (final.o): Depend on target.h.
12705 * final.c: Include target.h.
12706 (default_function_pro_epilogue): New.
12707 (final_start_function): Use target structure for function prologues.
12708 (final_end_function): Use target structure for function epilogues.
12709 * fold-const.c (real_hex_to_f): Constify s and p.
12710 * output.h (default_function_pro_epilogue): New.
12711 * real.h (real_hex_to_f): Update prototype.
12712 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12713 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12714 (TARGET_INITIALIZER): Update.
12715 * target.h (gcc_target): Add struct asm_out.
12716 * doc/tm.texi: Update.
12719 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12720 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12721 in cpu/cpu.c, or rename old functions consistently. Take
12722 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12723 redundant macros and prototypes. Make new functions static.
12725 * 1750a/1750a.c: Similarly.
12726 * 1750a/1750a.h: Similarly.
12727 * a29k/a29k-protos.h: Similarly.
12728 * a29k/a29k.c: Similarly.
12729 * a29k/a29k.h: Similarly.
12730 * arc/arc-protos.h: Similarly.
12731 * arc/arc.c: Similarly.
12732 * arc/arc.h: Similarly.
12733 * arm/arm-protos.h: Similarly.
12734 * arm/arm.c: Similarly.
12735 * arm/arm.h: Similarly.
12736 * avr/avr-protos.h: Similarly.
12737 * avr/avr.c: Similarly.
12738 * avr/avr.h: Similarly.
12739 * clipper/clipper-protos.h: Similarly.
12740 * clipper/clipper.c: Similarly.
12741 * clipper/clipper.h: Similarly.
12742 * convex/convex.c: Similarly.
12743 * convex/convex.h: Similarly.
12744 * d30v/d30v-protos.h: Similarly.
12745 * d30v/d30v.c: Similarly.
12746 * d30v/d30v.h: Similarly.
12747 * d30v/d30v.md: Similarly.
12748 * dsp16xx/dsp16xx-protos.h: Similarly.
12749 * dsp16xx/dsp16xx.c: Similarly.
12750 * dsp16xx/dsp16xx.h: Similarly.
12751 * elxsi/elxsi.c: Similarly.
12752 * elxsi/elxsi.h: Similarly.
12753 * fr30/fr30.c: Similarly.
12754 * fr30/fr30.md: Similarly.
12755 * h8300/h8300-protos.h: Similarly.
12756 * h8300/h8300.c: Similarly.
12757 * h8300/h8300.h: Similarly.
12758 * i370/i370-protos.h: Similarly.
12759 * i370/i370.c: Similarly.
12760 * i370/i370.h: Similarly.
12761 * i386/i386.c: Similarly.
12762 * i386/osf1elf.h: Similarly.
12763 * i386/osfrose.h: Similarly.
12764 * i860/i860-protos.h: Similarly.
12765 * i860/i860.c: Similarly.
12766 * i860/i860.h: Similarly.
12767 * i960/i960-protos.h: Similarly.
12768 * i960/i960.c: Similarly.
12769 * i960/i960.h: Similarly.
12770 * ia64/ia64-protos.h: Similarly.
12771 * ia64/ia64.c: Similarly.
12772 * ia64/ia64.h: Similarly.
12773 * m32r/m32r-protos.h: Similarly.
12774 * m32r/m32r.c: Similarly.
12775 * m32r/m32r.h: Similarly.
12776 * m68hc11/m68hc11-protos.h: Similarly.
12777 * m68hc11/m68hc11.c: Similarly.
12778 * m68hc11/m68hc11.h: Similarly.
12779 * m68k/crds.h: Similarly.
12780 * m68k/dpx2.h: Similarly.
12781 * m68k/m68k-protos.h: Similarly.
12782 * m68k/m68k.c: Similarly.
12783 * m68k/m68k.h: Similarly.
12784 * m68k/news.h: Similarly.
12785 * m88k/m88k-protos.h: Similarly.
12786 * m88k/m88k.c: Similarly.
12787 * m88k/m88k.h: Similarly.
12788 * mips/mips-protos.h: Similarly.
12789 * mips/mips.c: Similarly.
12790 * mips/mips.h: Similarly.
12791 * ns32k/merlin.h: Similarly.
12792 * ns32k/ns32k.c: Similarly.
12793 * ns32k/ns32k.h: Similarly.
12794 * ns32k/tek6000.h: Similarly.
12795 * pa/pa-protos.h: Similarly.
12796 * pa/pa.c: Similarly.
12797 * pa/pa.h: Similarly.
12798 * pdp11/2bsd.h: Similarly.
12799 * pdp11/pdp11-protos.h: Similarly.
12800 * pdp11/pdp11.c: Similarly.
12801 * pdp11/pdp11.h: Similarly.
12802 * romp/romp-protos.h: Similarly.
12803 * romp/romp.c: Similarly.
12804 * romp/romp.h: Similarly.
12805 * rs6000/rs6000-protos.h: Similarly.
12806 * rs6000/rs6000.c: Similarly.
12807 * rs6000/rs6000.h: Similarly.
12808 * rs6000/sysv4.h: Similarly.
12809 * sh/sh-protos.h: Similarly.
12810 * sh/sh.c: Similarly.
12811 * sh/sh.h: Similarly.
12812 * sparc/sparc-protos.h: Similarly.
12813 * sparc/sparc.c: Similarly.
12814 * sparc/sparc.h: Similarly.
12815 * vax/vax.c: Similarly.
12816 * vax/vax.h: Similarly.
12817 * vax/vms.h: Similarly.
12818 * we32k/we32k.c: Similarly.
12819 * we32k/we32k.h: Similarly.
12821 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12823 * basic-block.h (first_insn_after_basic_block_note): Declare.
12824 * flow.c (first_insn_after_basic_block_note): Define. Moved
12826 * ssa.c (first_insn_after_basic_block_note): Remove.
12827 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12829 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12830 nodes when we find a dead conditional branch. Insert BARRIERs
12831 after any blocks with no successors, but which do not have
12834 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12836 * varray.c (varray_check_failed): Use internal_error.
12838 2001-07-05 Andrew Haley <aph@redhat.com>
12840 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12841 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12842 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12844 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12846 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12847 reference if the target constant is also a SYMBOL_REF.
12849 2001-07-05 Eric Christopher <echristo@redhat.com>
12851 * config/mips/mips.h (MASK_MIPS3900): Remove.
12852 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12853 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12854 (TARGET_MIPS3900): Change to use mips_arch.
12855 (TARGET_MIPS4000): New.
12856 (TARGET_MIPS4100): New.
12857 (TARGET_MIPS4300): New.
12858 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12859 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12861 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12862 (ISA_HAS_BRANCHLIKELY): To here.
12863 (CC1_CPU_SPEC): New.
12864 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12865 (mips_arch_string): Declare.
12866 (mips_arch): Declare.
12867 (TARGET_OPTIONS): Add -march and -mtune.
12869 * config/mips/mips.c (mips_arch_string): New.
12871 (override_options): Handle -march for codegen and -mtune
12872 for scheduling. Use mips_arch. Move tx39 target default here.
12873 (mips_parse_cpu): Move error message to override_options.
12875 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12877 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12879 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12880 (MIPS Options): Ditto. Change mcpu entry to historical text.
12882 2001-07-05 H.J. Lu (hjl@gnu.org)
12884 * config/mips/mips.c (mips_parse_cpu): New function to parse
12887 2001-07-05 Jim Wilson <wilson@redhat.com>
12889 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12890 * config/ia64/t-ia64: Likewise.
12891 (LIB1ASMFUNCS): Update comment.
12893 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12895 * doc/install.texi (Install GCC: Binaries): Fix typo.
12897 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12899 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12900 reference using the stack pointer, adjust it since we push Y
12902 ("*ashrsi3"): Likewise.
12903 ("*lshrsi3"): Likewise.
12905 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12907 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12908 when -fomit-frame-pointer is used.
12910 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12912 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12913 (try_redirect_by_replacing_jump): Reverse updating properly the
12914 count and frequency information. Reverse removing cc0 setter.
12915 (forwarder_block_p): Reverse fixing for fallthru blocks.
12917 2001-07-05 DJ Delorie <dj@redhat.com>
12919 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12920 (translate_options): If the above is defined, use it to map
12921 given options to new options.
12922 * doc/tm.texi: Document it.
12924 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12925 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12927 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12928 cause programs using computed gotos to run more slowly.
12930 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12932 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12934 Consistently require binutils 2.11.2, not prereleases.
12935 (Specific, decstation-*): Canonicalize as mips-dec-*.
12936 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12938 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12939 (Specific, mips-*): Reword MIPS C compiler requirements.
12940 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12941 (Specific, sunv5): Removed, obsolete.
12943 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12945 * dwarf2out.c (output_loc_list): Use an all ones mask for
12946 .text asm output and don't rely on long long
12947 literals. Reformat some long lines.
12949 2001-07-05 Andreas Jaeger <aj@suse.de>
12951 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12954 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12956 * dwarf2out.c (dwarf2out_define): Update comment.
12957 (dwarf2out_undef): Ditto.
12958 (dwarf2out_start_source_file): Ditto.
12959 (dwarf2out_end_source_file): Ditto.
12960 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12961 since we never call the start/end debug hook for the primary file.
12963 2001-07-04 Kazu Hirata <kazu@hxi.com>
12965 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12968 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12970 * cppinit.c (remove_dup_dirs): Inform if a system include
12971 directory is being reordered.
12972 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12974 * doc/cpp.texi (Search Paths): Likewise.
12975 * doc/gcc.texi (Interoperation): Remove information about
12978 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12980 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12981 (VARRAY_TOP_CHAR_PTR): Likewise.
12983 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12985 * gcc.c (process_command): Don't assign elements of a const char*.
12987 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12989 * emit-rtl.c (change_address): Don't abort if invalid address while
12990 reload is in progress.
12992 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12994 * c-lex.c (cb_file_change): Pass line number to
12995 debug_start_source_file.
12996 (cb_undefine): Pass correct line number to debug_undef.
12998 * toplev.c (debug_start_source_file): Add line number to
12999 parameters. Pass it along to dwarf2out_start_source_file.
13000 (decode_g_option): Stop resetting debug level back to normal when
13001 we change debug formats, unless the current level is
13002 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13005 * toplev.h (debug_start_source_file): Add line number to
13008 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13011 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13013 Output debug_macinfo data for starting file if requested.
13014 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13016 (dwarf2out_define): Output debug_macinfo data for defining a macro
13018 (dwarf2out_undef): Output debug_macinfo data for undefining a
13019 macro if requested.
13020 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13021 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13022 (macinfo_section_label): New. DWARF2 macro info section label.
13023 (dwarf2out_init): If we want macro info, output the start label
13025 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13026 attribute to the compilation unit die pointing to the macro info.
13028 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13030 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13031 DWARF2_DEBUGGING_INFO.
13032 (add_loc_descr_to_loc_list): Ditto.
13033 (output_loc_list): Ditto.
13034 Also, fix thinko in curr not being initialized.
13035 (gen_internal_sym): Ditto.
13037 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13039 * emit-rtl.c (replace_equiv_address): New function.
13040 * expr.h (replace_equiv_address): New declaration.
13041 * explow.c (validize_mem): Call it instead of change_address and
13042 also call if -fforce-addr and address is constant.
13043 * expr.c: Replace more calls to change_address with adjust_address
13044 and/or replace_equiv_address or to validize_mem.
13045 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13046 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13047 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13048 * config/i370/i370.md, config/i860/i860.md: Likewise.
13049 * config/i960/i960.md, config/mips/mips.c: Likewise.
13050 * config/mips/mips.md, config/pa/pa.md: Likewise.
13051 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13052 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13054 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13056 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13058 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13061 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13063 * doc/include: New directory.
13064 * doc/fdl.texi: Move to doc/include/fdl.texi.
13065 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13066 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13067 * doc/gcc.texi: Use funding.texi and gpl.texi.
13068 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13069 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13070 Update dependencies and use -I $(docdir)/include.
13072 2001-07-04 Anthony Green <green@redhat.com>
13074 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13076 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13078 * doc/install.texi (sparc64-*-*): Remove garbage.
13080 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13082 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13083 Fix typo in last change to use adjust_address.
13085 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13087 * doc/install.texi (Specific): Update information for *-*-solaris*.
13089 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13091 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13093 2001-07-03 Stan Shebs <shebs@apple.com>
13095 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13096 case for flag_no_mach_text_sections.
13097 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13098 * config/darwin.c (flag_no_mach_text_sections): Remove.
13099 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13101 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13103 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13104 and avoid checking for constant as first operand.
13105 * recog.c (find_constant_term_loc): No longer static.
13106 (adj_offettable_operand): Delete.
13107 * rtl.h (adj_offsettable_operand): Delete declaration.
13108 (find_constant_term): Add declaration.
13109 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13111 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13112 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13113 * config/i386/i386.c, config/i386/i386.md: Likewise.
13114 * config/i860/i860.c, config/i960/i960.c: Likewise.
13115 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13116 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13117 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13118 * config/mips/mips.c, config/mips/mips.md: Likewise.
13119 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13120 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13121 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13122 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13123 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13124 * config/ns32k/ns32k.md: Likewise.
13126 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13128 * rtl.c (copy_rtx): Handle 'T' format letter.
13129 * gensupport.c (collect_insn_data): Likewise.
13130 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13132 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13134 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13135 -B option. Use 'dir' not 'foo' as example directory name.
13137 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13139 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13140 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13142 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13144 * doc/cppinternals.texi: Improve formatting and logical markup.
13146 2001-07-03 Andreas Jaeger <aj@suse.de>
13148 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13150 * genrecog.c (write_header): Include reload.h for prototypes in
13153 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13156 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13157 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13158 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13159 i386_pe_valid_type_attribute_p): Add.
13160 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13161 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13163 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13165 * explow.c (plus_constant_wide, case LO_SUM): New case.
13166 (plus_constant_for_output_wide): Delete.
13167 * rtl.h (plus_constant_for_output): Delete.
13168 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13169 instead of plus_constant_for_output.
13170 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13171 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13172 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13173 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13174 * config/sparc/sparc.md: Likewise.
13175 Convert some change_address calls to adjust_address.
13177 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13179 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13180 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13181 documentation of -std and -Wwrite-strings.
13183 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13185 * cse.c (canon_hash): Don't register registers in very small
13186 register classes, as extending their lifetime might cause
13189 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13191 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13193 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13194 (try_redirect_by_replacing_jump): Update properly the count
13195 and frequency information.
13197 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13199 * toplev.c (dump_file_index): Move SSA dumps just after first
13201 (dump_file): Corresponding changes.
13202 (rest_of_compilation): Move SSA path to just after the first
13204 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13205 * doc/invoke.texi: Update dump file #s as they were completely
13206 out of date with reality.
13208 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13210 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13212 * expr.c (emit_move_insn_1): Deal with non-default
13215 * expr.c (emit_single_push_insn): Fix warning.
13217 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13219 * expr.c (emit_move_insn_1): Avoid modifying
13220 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13222 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13224 * emit-rtl.c (adjust_address): New function.
13225 * expr.h (adjust_address): Add declaration.
13226 * builtins.c: Replace some calls to change_address with calls to it
13227 or to validize_mem.
13228 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13229 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13230 * config/arm/arm.c, config/convex/convex.c: Likewise.
13231 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13232 * config/i386/i386.c, config/i386/i386.md: Likewise.
13233 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13234 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13235 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13236 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13237 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13239 2001-07-02 Jim Wilson <wilson@redhat.com>
13241 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13243 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13245 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13246 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13248 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13250 * cppinit.c (lang_defaults): New table.
13251 (set_lang): Just read from lang_defaults into the live options
13254 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13256 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13257 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13258 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13260 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13262 * doc/install.texi: Various spelling and markup fixes.
13263 (Installing GCC): Component specific installation instructions are
13266 Warn about removing old install dir in the presence of shared libs.
13267 (Configuration): Invoke with options target to match configure
13269 Consistently refer to gas, gld pathnames.
13270 Invert --enable-multilib documentation.
13271 Remove references to old compiler versions.
13273 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13275 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13277 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13279 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13281 (Specific, mips*-sgi-irix5): Note IDO download.
13282 Reworded MIPS C hints.
13283 Use GNU as instead of GAS.
13285 Removed SGI Freeware reference, IRIX 6 only.
13286 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13287 Note N64 library requirement/workaround.
13289 Complete list of structure passing bug victims.
13291 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13293 * doc/install.texi: Remove CVS Id.
13295 2001-07-02 Andreas Jaeger <aj@suse.de>
13297 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13298 (find_inherently_necessary): Remove unused variable.
13300 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13302 * c-common.h (TDI_inlined): New ast dump phase.
13303 (dump_flag_name): New function.
13304 * c-dump.c (dump_files): Add inlined phase.
13305 (dump_flag_name): Define.
13306 * doc/invoke.texi (-fdump-ast-inlined): Document.
13308 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13310 * stor-layout.c (layout_decl): Revert change to handling of alignment
13313 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13315 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13318 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13320 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13323 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13325 * tlink.c (recompile_files): Remove COMPILER_PATH and
13326 LIBRARY_PATH from the environment.
13328 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13330 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13331 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13333 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13335 * c-parse.in (OBJC_STRING): Kill.
13336 (objc_string): Decompose to [objc_string] '@' STRING.
13337 (reswords): Take the leading '@' off all the Objective C keywords.
13338 (objc_rid_sans_at): Kill.
13339 (init_reswords): Don't initialize it.
13340 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13341 (_yylex): Kill reconsider label. Look ahead one token after
13342 an '@'; if we get an identifier, check whether it's an
13343 Objective C @-keyword. If so, return the keyword. Otherwise,
13344 put back the token and return the '@' as a terminal.
13346 * cpplib.c (lex_macro_node): Remove unnecessary check for
13347 leading '@' on identifier. Clarify control flow and commentary.
13349 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13351 * cse.c (new_label_ref): Variable deleted.
13352 (insert): Remove set of new_label_ref.
13353 (check_for_label_ref): New function.
13354 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13356 See ChangeLog.5 for earlier changes.