1 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
3 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
4 (TYPE_READONLY): Likewise.
6 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
8 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
9 don't pass --gdwarf2 to the assembler if the compiler will also
12 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
15 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17 * alias.c (nonoverlapping_memrefs_p): New function.
18 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
20 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
22 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
24 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
25 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
26 generating altivec code.
27 (FIXED_REGISTERS): VRSAVE is fixed.
28 (CALL_USED_REGISTERS): VRSAVE is call used.
30 2001-11-08 Jason Eckhardt <jle@rice.edu>
32 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
33 code the branch target as ".+16/.+12", but rather use labels.
35 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
37 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
38 to work around limitations of certain versions of GAS.
40 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
41 (muldi3): Update due to SUBREG_BYTE changes.
44 2001-11-09 Zack Weinberg <zack@codesourcery.com>
46 * doc/invoke.texi: Remove comment referring to -xf77-version.
48 2001-11-09 Kazu Hirata <kazu@hxi.com>
50 * config/convex/convex.c: Fix comment formatting.
51 * config/convex/convex.h: Likewise.
53 2001-11-08 Zack Weinberg <zack@codesourcery.com>
55 * Makefile.in (.po.pox): Look both in srcdir and builddir
57 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
58 to the source directory.
60 2001-11-09 Ben Elliston <bje@redhat.com>
61 Michael Meissner <meissner@redhat.com>
62 Andrew MacLeod <amacleod@redhat.com>
63 Richard Henderson <rth@redhat.com>
64 Nick Clifton <nickc@redhat.com>
65 Catherine Moore <clm@redhat.com>
67 * m32r.c: Add support for m32rx processor.
71 * m32r-protos.h: Add prototypes for m32rx functions.
72 * doc/invoke.texi: Document -m32rx option.
74 2001-11-09 Jakub Jelinek <jakub@redhat.com>
76 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
79 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
81 * doc/install.texi2html: Use $MAKEINFO --no-split.
83 2001-11-09 Andreas Schwab <schwab@suse.de>
85 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
86 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
87 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
88 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
89 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
91 2001-11-09 H.J. Lu <hjl@gnu.org>
93 * config/mips/mips.c (mips_output_function_prologues): Cast
94 `tsize' to long for output.
96 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
98 * c-lang.c (LANG_HOOKS_NAME): New.
99 (lang_hooks): Constify.
100 (c_init_options): Update.
101 (lang_identify): Remove.
102 * c-parse.in (language_string): Remove.
103 * dbxout.c: Include langhooks.h.
104 (dbxout_symbol_location): Update.
105 * dwarf2out.c: Include langhooks.h.
106 (gen_compile_unit_die): Update.
107 * dwarfout.c: Include langhooks.h.
108 (prototyped_attribute, output_compile_unit_die): Update.
109 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
110 (LANG_HOOKS_INITIALIZER): Update.
111 * langhooks.h (struct lang_hooks): New members. Constify.
112 * stringpool.c: Don't include toplev.h.
113 (set_identifier_size): Remove.
114 * toplev.c (toplev_main): Initialize identifier size.
115 (print_version): Update.
116 * tree.h (language_string, init_lex, lang_identify,
117 set_identifier_size): Remove.
118 * Makefile.in: Update dependencies.
119 * config/darwin.c: Include langhooks.h.
120 (func_name_maybe_scoped): Update.
121 * config/darwin.h (ASM_END_FILE): Update.
122 * config/nextstep.h (ASM_END_FILE): Update.
123 * config/nextstep21.h (ASM_END_FILE): Update.
124 * config/i386/sun386.h (ASM_END_FILE): Update.
125 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
126 (rs6000_output_function_epilogue): Update.
128 * objc-act.c (LANG_HOOKS_NAME): Override.
129 (struct lang_hooks): Constify.
130 (objc_init_options): Update.
131 (lang_identify): Remove.
133 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
135 * fold-const.c (lshift_double): Honor PREC.
136 (rshift_double): Likewise.
138 2001-11-08 Kazu Hirata <kazu@hxi.com>
140 * config/1750a/1750a.c: Fix comment formatting.
141 * config/1750a/1750a.h: Likewise.
143 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
145 * configure.in (--enable-languages): Be more permissive about
146 syntax. Check for empty lists better. Warn about $LANGUAGES.
147 * configure: Regenerated.
149 2001-11-08 Richard Henderson <rth@redhat.com>
151 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
153 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
155 * config.gcc: Rename stormy16 to xstormy16.
156 * config/stormy16/stormy-abi: Likewise.
157 * config/stormy16/stormy16-protos.h: Likewise.
158 * config/stormy16/stormy16.c: Likewise.
159 * config/stormy16/stormy16.h: Likewise.
160 * config/stormy16/stormy16.md: Likewise.
162 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
164 * tree.h (TYPE_VOLATILE): Add enable-checking code.
165 (TYPE_READONLY): Likewise.
167 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
169 * reload1.c (reload): Don't delete equiv insn if can throw.
171 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
172 (clear_storage): Likewise, for OBJECT.
174 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
176 * pa.c (emit_move_sequence): Fix SUBREG expression to
177 use proper byte offset when extending a constant from
180 2001-11-09 Jakub Jelinek <jakub@redhat.com>
182 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
185 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
187 * explow.c (convert_memory_address, case SUBREG): Only return
188 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
190 2001-11-08 Richard Henderson <rth@redhat.com>
192 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
193 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
194 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
196 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
198 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
200 2001-11-08 Jakub Jelinek <jakub@redhat.com>
202 * dwarf2out.c (debug_str_hash): New.
203 (struct indirect_string_node): New.
204 (struct dw_val_struct): Change type of val_str to it.
205 (DEBUG_STR_SECTION_FLAGS): Define.
206 (add_AT_string): Push string into hashtable, increment reference
208 (AT_string): Return string from ht_identifier.
209 (AT_string_form): New.
210 (free_AT): For dw_val_class_str, just decrement reference counter.
211 (size_of_string): Remove.
212 (size_of_die): Use AT_string_form to decide what size the string
214 (size_of_pubnames): Use strlen instead of size_of_string.
215 (value_format): Use AT_string_form for dw_val_class_str.
216 (output_die): Output DW_FORM_strp strings using
217 dw2_asm_output_offset.
218 (indirect_string_alloc, output_indirect_string): New.
219 (dwarf2out_finish): Emit .debug_str strings if there are any.
221 2001-11-08 Andreas Franck <afranck@gmx.de>
223 * configure.in: Add AC_ARG_PROGRAM to support program name
224 transformation with --program-prefix, --program-suffix and
225 --program-transform-name.
226 * configure: Regenerated.
227 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
228 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
229 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
230 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
231 program_transform_name the way suggested by autoconf.
232 (GCC_TARGET_INSTALL_NAME): Define.
233 (install-driver): Use the transformed target alias name.
235 2001-11-08 Richard Henderson <rth@redhat.com>
237 * config/mips/mips.c (save_restore_insns): Remove GP from the
238 restore registers mask early instead of special casing it inside
241 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
243 * cp/decl.c (shadow_warning): New function.
244 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
245 and an error when a block scope decl shadows a parameter.
247 2001-11-08 Richard Henderson <rth@redhat.com>
249 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
252 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
254 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
255 to implement floating negation on processors prior to PA 2.0.
257 2001-11-08 Jakub Jelinek <jakub@redhat.com>
259 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
260 (USE_LINKONCE_INDIRECT): Define.
261 (dw2_output_indirect_constant_1): Try to output indirect constants
262 into linkonce sections if possible.
263 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
264 (dw2_output_indirect_constants): Likewise.
266 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
268 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
270 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
272 * c-decl.c (pushdecl): Remove file and line.
273 * c-typeck.c (pop_init_level): Remove size.
275 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
277 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
280 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
281 (TARGET_ALTIVEC): New.
282 (TARGET_SWITCHES): Add altivec.
283 (FIRST_PSEUDO_REGISTER): Change to 109.
284 (CALL_USED_REGISTERS): Same.
285 (FIRST_ALTIVEC_REGNO): New.
286 (LAST_ALTIVEC_REGNO): New.
287 (ALTIVEC_REGNO_P): New.
288 (UNITS_PER_ALTIVEC_WORD): New.
289 (ALTIVEC_VECTOR_MODE): New.
290 (FIXED_REGISTERS): Add altivec registers.
291 (REG_ALLOC_ORDER): Same.
292 (HARD_REGNO_NREGS): Adjust for altivec registers.
293 (HARD_REGNO_MODE_OK): Same.
294 (MODES_TIEABLE_P): Same.
295 (REGISTER_MOVE_COST): Same.
296 (REGNO_REG_CLASS): Same.
297 (reg_class): Add ALTIVEC_REGS.
298 (REG_CLASS_NAMES): Same.
299 (REG_CLASS_CONTENTS): Same.
300 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
301 (ALTIVEC_ARG_RETURN): New.
302 (FUNCTION_VALUE): Handle VECTOR_TYPE.
303 (LIBCALL_VALUE): Handle altivec vector modes.
304 (VECTOR_MODE_SUPPORTED_P): New.
305 (ALTIVEC_ARG_MIN_REG): New.
306 (ALTIVEC_ARG_MAX_REG): New.
307 (ALTIVEC_ARG_NUM_REG): New.
308 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
309 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
310 (REGISTER_NAMES): Add altivec regs.
311 (DEBUG_REGISTER_NAMES): Same.
312 (ADDITIONAL_REGISTER_NAMES): Same.
313 (rs6000_builtins): New.
314 (MD_EXPAND_BUILTIN): New.
315 (MD_INIT_BUILTINS): New.
316 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
317 for AltiVec instructions.
318 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
319 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
321 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
322 (TARGET_SWITCHES): Add no-altivec.
323 (DATA_ALIGNMENT): Align vectors to 128 bits.
324 (TARGET_OPTIONS): Add abi= option.
325 Add rs6000_abi_string extern.
326 (LOCAL_ALIGNMENT): New.
327 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
328 (MASK_ALTIVEC_ABI): New.
329 (TARGET_ALTIVEC_ABI): New.
330 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
332 (STACK_BOUNDARY): Adjust for altivec.
333 (BIGGEST_ALIGNMENT): Same.
334 (rs6000_args): Add vregno.
335 (USE_ALTIVEC_FOR_ARG_P): New.
336 (FIXED_REGISTERS): Add vrsave register.
337 (CALL_USED_REGISTERS): Same.
338 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
340 (reg_class): Add VRSAVE_REGS.
341 (REG_CLASS_NAMES): Same.
342 (REG_CLASS_CONTENTS): Same.
343 (REGNO_REG_CLASS): Same.
345 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
346 (ABI_STACK_BOUNDARY): Same.
347 (BIGGEST_ALIGNMENT): Same.
348 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
349 (ROUND_TYPE_ALIGN): Same.
351 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
354 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
357 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
360 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
361 (altivec_expand_builtin): New.
362 (altivec_init_builtins): New.
363 (TARGET_EXPAND_BUILTIN): New.
364 (TARGET_INIT_BUILTINS): New.
365 (rs6000_init_builtins): New.
366 (struct builtin_description): New.
368 (rs6000_reg_names): Add altivec registers.
369 (alt_reg_names): Same.
370 (secondary_reload_class): Altivec regs can hold altivec regs and
372 (rs6000_emit_move): Force constants into memory for AltiVec moves.
373 (print_operand): Add 'y' case for printing altivec memory
375 (rs6000_legitimize_address): Legitimize vector addresses into
377 (altivec_expand_binop_builtin): New.
378 New string rs6000_current_abi.
379 (rs6000_override_options): Call rs6000_parse_abi_options.
380 (rs6000_parse_abi_options): New.
381 (function_arg_boundary): Vector arguments must be 16
383 (function_arg_advance): Handle vector arguments.
384 (function_arg_partial_nregs): Same.
385 (init_cumulative_args): Same.
386 (function_arg): Same.
388 * config/rs6000/rs6000.md (altivec_lvx): New.
389 (type): Add altivec attribute.
391 (*movv4si_internal): New.
393 (*movv16qi_internal): New.
395 (*movv8hi_internal1): New.
397 (*movv4sf_internal1): New.
514 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
516 * Makefile.in (df.o): Add fibheap.h to dependencies.
518 * df.h: Add prototypes for transfer functions, iterative_dataflow
520 (enum df_flow_dir): New enum.
521 (enum df_confluence_op): New enum.
522 (struct df): Add inverse_rts_map.
524 * df.c: Add sbitmap.h to the list of includes.
525 (df_rd_global_compute): Removed.
526 (df_ru_global_compute): Removed.
527 (df_lr_global_compute): Removed.
528 (df_rd_transfer_function): New function.
529 (df_ru_transfer_function): New function.
530 (df_lr_transfer_function): New function.
531 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
532 Use iterative_dataflow_bitmap instead of df_*_global_compute.
533 (iterative_dataflow_sbitmap): New function.
534 (iterative_dataflow_bitmap): New function.
536 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
538 * doc/gcc.texi: Move terminology and spelling conventions to
539 htdocs/codingconventions.html.
541 2001-11-07 Graham Stott <grahams@redhat.com>
543 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
545 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
547 * expmed.c (expand_mult): Force operand to register before computing
549 * i386.c (x86_decompose_lea): New global vairable.
550 * i386.h (x86_decompose_lea): Declare.
551 (TARGET_DECOMPOSE_LEA): New macro.
552 (RTX_COST): Handle leas properly.
554 2001-11-06 Richard Henderson <rth@redhat.com>
556 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
557 defined for a CONSTRUCTOR; don't check it.
559 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
561 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
562 test for absolute pathnames.
564 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
566 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
567 instructions up to the target pc inclusive.
569 2001-11-06 Steve Christiansen <smc@us.ibm.com>
571 * loop.c (loop_regs_scan): Don't invalidate PIC register.
573 2001-11-06 Eric Christopher <echristo@redhat.com>
575 * config/mips/mips.md(movdf_internal2): Add constraints for float
576 to general register move.
577 * config/mips/elf64.h: Add default ABI.
579 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
581 * alias.c:: Include langhooks.h.
582 * emit-rtl.c: Similarly.
583 * toplev.c: Similarly.
584 * tree-inline.c: Similarly.
585 * langhooks-def.h: New, the old langhooks.h. Give the default
586 hooks a common prefix.
587 * langhooks.h: Contents extracted from toplev.h.
588 * toplev.h: Move langhook stuff to langhooks.h.
589 * langhooks.c: Give default hooks a common prefix.
591 * c-lang.c: Include langhooks-def.h.
592 * objc/objc-act.c: Similarly.
593 * Makefile.in: Update.
594 * objc/Make-lang.in: Update.
596 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
598 * doc/install.texi: Document that configure options not listed in
599 this file are unsupported. Document --with-system-zlib.
601 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
603 * rtl.h (mem_for_const_double): New declaration.
604 * varasm.c (mem_for_const_double): New function.
605 * config/convex/convex.md (movdf): Use it.
606 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
607 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
608 * config/m68k/m68kv4.h: Likewise.
610 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
611 of new GP reg classes.
613 * expr.c (store_field): When making temp object for unaligned
614 component, set it to alias set 0.
616 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
618 * c-common.c (c_expand_expr_stmt): Apply default conversions to
619 non-lvalue arrays if C99.
620 * c-typeck.c (default_conversion): Split out code handling
621 array-to-pointer and function-to-pointer conversions into a
622 separate default_function_array_conversion function.
623 (default_function_array_conversion): New function. Keep track of
624 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
625 arrays unchanged outside C99 mode instead of giving an error for
627 (build_component_ref): Use pedantic_non_lvalue when handling
628 COMPOUND_EXPR. Don't handle COND_EXPR specially.
629 (convert_arguments): Use default_function_array_conversion.
630 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
632 (unary_complex_lvalue): Likewise.
633 (internal_build_compound_expr): Use
634 default_function_array_conversion. Apply default conversions to
635 function in compound expression.
636 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
637 Use default_function_array_conversion.
638 * doc/extend.texi: Update documentation of subscripting non-lvalue
642 2001-11-05 Zack Weinberg <zack@codesourcery.com>
644 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
645 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
646 corresponding to the complete set of .po and .gmo files in
647 the source directory's po subdir, modified by LINGUAS. Don't
649 * configure.in: Don't set ALL_LINGUAS.
650 * configure: Regenerate.
652 * Makefile.in (.po.gmo): Don't move into source directory.
653 (.po.pox): Clarify comments.
654 (install-po): Look for .gmo files in both srcdir and objdir;
655 don't fail if a file is totally missing.
656 (distclean): rmdir ada subdirectory too.
658 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
660 * config/rs6000/rs6000.c (rs6000_select_section): Handle
661 CONSTRUCTORs _correctly_.
663 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
665 * c-decl.c (delete_block): Remove.
666 * c-tree.h (delete_block): Remove.
668 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
670 * cppexp.c (lex, parse_defined): Update warning about defined.
672 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
674 * config/rs6000/rs6000.c (rs6000_select_section): Handle
677 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
679 * config/arm/arm.c (arm_return_in_memory): Cope with
680 int_size_in_bytes returning -1.
682 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
685 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
687 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
688 remove unneded depdendencies;
690 * cfglayout.c, cfglayout.h: New files; break out from ...
691 * bb-reorder.c: ... here; Remove unneeded includes;
693 2001-11-04 Alan Modra <amodra@bigpond.net.au>
695 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
697 2001-11-04 David Edelsohn <edelsohn@gnu.org>
699 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
700 mode as well. Do not explicitly create intermediate regs.
702 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
704 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
705 (common_section): Delete unused variable.
706 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
707 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
708 * arm-protos.h (arm_poke_function_name, aof_add_import,
709 aof_delete_import): Const-ify.
710 * arm.c (legitimize_pic_address): Wrap variables in the macro
711 controlling their usage.
712 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
713 (arm_poke_function_name, pic_chain, import, aof_add_import,
714 aof_delete_import): Const-ify.
715 * i386.c (ix86_osf_output_function_prologue): Const-ify.
716 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
717 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
718 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
719 * i860/sysv3.h: Add missing comment closure.
720 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
721 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
724 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
725 (i960-*-*): Set tmake_file.
726 (sparc86x-*-elf*): Fix typo in header name.
728 * sched-rgn.c (schedule_insns): Delete unused variable.
730 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
733 * c-typeck.c (lookup_field): Rework to return a chain down to
735 (build_component_ref): Use the new lookup_field to handle
736 nested anonymous entities correctly.
738 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
740 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
741 Change parameters to gen_rtx_CONST_DOUBLE.
742 (GEN_INT64, sparc_emit_set_const64): Likewise.
743 * config/sparc/sparc.md (movdf split): Likewise.
745 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
747 * unroll.c (calculate_giv_inc): Use find_last_value rather
748 than just hoping the last instruction is the right SET.
749 [Fixes 990604-1.c on stormy16.]
751 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
752 library at all if -T is used.
754 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
755 some uses of uninitialized variables in error cases.
757 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
758 look at 'temp' if we won't be using it.
760 * config/stormy16/stormy16.h (CONST_COSTS): Define.
762 (ADDRESS_COST): Define.
763 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
765 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
767 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
768 stormy16_asm_output_mi_thunk.
769 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
771 * config/stormy16/stormy16-protos.h
772 (stormy16_asm_output_mi_thunk): New prototype.
774 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
776 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
777 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
778 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
779 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
780 sched-int.h, toplev.c, config/alpha/alpha.c,
781 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
782 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
783 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
784 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
785 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
786 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
787 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
789 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
791 * Makefile.in (dbxout.o): Depend on function.h.
792 * collect2.c (is_in_list): Hide unused function.
793 * dbxout.c: Include function.h.
794 (source_label_number, dbxout_source_line, dbxout_source_file,
795 dbxout_function_end, dbxout_begin_function): Wrap/move inside
796 macros controlling usage.
797 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
798 * output.h (exports_section): Prototype.
800 * convex.c (convex_output_function_prologue): Fix format specifier
802 (asm_declare_function_name): Fix signed/unsigned warning.
803 (print_operand): Fix format specifier warning.
804 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
805 * dsp16xx-protos.h (uns_comparison_operator,
806 num_1600_core_shifts): Prototype.
807 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
808 (frame_size, frame_pointer_offset): Delete.
809 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
810 Make static. Fix format specifier warnings.
811 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
812 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
813 * dsp16xx.md: Add default case in switches.
814 * fr30.h (IN_RANGE): Delete.
815 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
816 * mcore-protos.h (mcore_output_cmov): Const-ify.
817 * mcore.c (mcore_output_cmov): Likewise.
818 * mcore.h (switch_to_section): Make static and prototype.
819 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
820 unsigned>=0 warnings.
821 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
822 * rs6000-protos.h (read_only_data_section,
823 read_only_private_data_section): Prototype.
824 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
825 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
826 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
828 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
832 * final.c (final_scan_insn): Add brackets around body of if-stmt.
833 * gcc.c (convert_filename): Add static prototype. Const-ify.
834 Wrap variable in macros controlling its use.
835 * output.h (sdata_section): Add prototype.
837 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
838 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
839 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
840 (ASM_FILE_START): Const-ify.
841 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
843 * c4x.md: Don't use the 'U' integer suffix.
844 * clipper.md (clipper_movstr): Delete declaration.
845 * d30v-protos.h (d30v_move_2words): Const-ify.
846 (debug_stack_info): Add prototype.
847 * d30v.c: Include "integrate.h".
848 (d30v_function_arg_boundary, d30v_function_arg,
849 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
850 signed/unsigned warnings.
851 (d30v_print_operand_memory_reference, d30v_move_2words):
853 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
854 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
855 * fr30.md: Const-ify.
856 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
857 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
858 (mvs_get_label_page): Hide unused static function.
859 * i860.c (current_function_original_name): Const-ify.
860 * i860/sysv3.h (current_function_original_name): Likewise.
861 * i860/sysv4.h (current_function_original_name): Likewise.
862 * i960.md: Add default case in switches. Remove unused variable.
863 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
864 * m32r.md: Const-ify.
865 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
866 * m68hc11.c: Include "reload.h".
867 (static_chain_reg, print_options, m68hc11_asm_file_start):
869 * m68hc11.md: Delete unused variable. Const-ify. Add parens
870 around & in comparison.
871 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
872 * mn10200.c (shift_mode): Remove trailing comma.
873 * mn10300-protos.h (output_tst): Const-ify.
874 * mn10300.c (output_tst): Likewise.
875 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
877 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
878 * pa.c (output_ascii): Likewise.
879 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
880 * pdp11.md (expand_unop): Delete declarations.
881 * pj-protos.h (pj_output_addsi3): Const-ify.
882 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
883 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
884 unique_src_operand): Add prototypes.
885 (pj_output_store_into_lval): Make definition static.
886 (pj_function_incoming_arg): Don't use unary plus.
887 (pj_output_addsi3): Const-ify.
888 * romp.md (get_symref): Delete declarations.
889 * v850-c.c (mark_current_function_as_interrupt): Don't return
890 value from void function.
891 * v850.c: Include "integrate.h".
892 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
893 * vax-protos.h (const_section): Add prototype.
895 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
897 * machmode.def: Add documentation for the seventh argument in
900 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
902 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
904 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
905 <-melf>: Don't have markup for ELF acronym.
907 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
909 * config.gcc (mmix-*-*): New target.
910 * doc/invoke.texi: Document MMIX options.
911 * doc/contrib.texi: Add note about MMIX port to my entry.
912 * config/mmix/t-mmix: New file.
913 * config/mmix/mmix.h: New file.
914 * config/mmix/mmix-protos.h: New file.
915 * config/mmix/mmix.c: New file.
916 * config/mmix/mmix.md: New file.
917 * config/mmix/crti.asm: New file.
918 * config/mmix/crtn.asm: New file.
920 2001-11-03 Kazu Hirata <kazu@hxi.com>
922 * config/sparc/linux-aout.h: Fix comment formatting.
923 * config/sparc/linux.h: Likewise.
924 * config/sparc/linux64.h: Likewise.
925 * config/sparc/lynx.h: Likewise.
926 * config/sparc/pbd.h: Likewise.
927 * config/sparc/sol2-sld-64.h: Likewise.
928 * config/sparc/sol2.h: Likewise.
929 * config/sparc/sparc.c: Likewise.
930 * config/sparc/sparc.h: Likewise.
931 * config/sparc/sparc.md: Likewise.
932 * config/sparc/sunos4.h: Likewise.
933 * config/sparc/vxsim.h: Likewise.
934 * config/sparc/vxsparc.h: Likewise.
935 * config/sparc/vxsparc64.h: Likewise.
937 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
939 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
940 reference to CONST_DOUBLE_MEM in comment.
941 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
942 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
943 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
944 * function.c (pop_function_context_from): Don't call
945 restore_varasm_status.
946 * function.h (restore_varasm_status): Delete declaration.
947 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
949 * rtl.def (CONST_DOUBLE): Update comment.
950 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
951 (CONST_DOUBLE_CHAIN): Likewise.
952 (CONST_DOUBLE_MEM): Delete.
953 (gen_rtx_CONST_DOUBLE): Update parameters.
954 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
955 Remove reference to CONST_DOUBLE_MEM.
956 (const_alias_set): New variable.
957 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
958 (immed_real_const_1): Adjust tests for 0, 1, and 2.
959 Don't set CONST_DOUBLE_MEM.
960 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
961 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
962 Put constant in const_alias_set.
963 (struct pool_constant): ALIGN now unsigned.
964 OFFSET now HOST_WIDE_INT.
966 (restore_varasm_status): Deleted.
967 (mark_pool_constant): Mark desc->rtl.
968 (force_const_mem): Rework to store rtl in hash table,
969 not CONST_DOUBLE_MEM.
970 Put constant in const_alias_set.
971 (find_pool_constant): Check desc->rtl.
972 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
973 (init_varasm_once): Initialize const_alias_set.
975 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
978 * reload.c (combine_reloads): Don't combine an output reload if there
979 are other reloads around for part of the output.
981 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
983 (set_mem_decl): New function.
984 * expr.h (set_mem_decl): New declaration.
985 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
986 (output_asm_operand_names): Add tab.
987 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
989 * builtins.c (get_memory_rtx): Properly set MEM alias set and
992 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
994 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
995 Use "invalid" instead of "illegal". Use @r in comments in
998 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
1000 * c-decl.c (pushdecl): Move block inside if conditional to remove
1001 possibility of a segfault. Lookup block-level extern
1002 variables in enclosing scopes correctly.
1004 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
1006 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1008 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
1009 SUBREG so we avoid SUBREGing memory.
1011 * expmed.c (store_bit_field): Same.
1013 2001-11-02 DJ Delorie <dj@redhat.com>
1015 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1016 using FP registers for DImode mem-mem moves is acceptable.
1018 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1020 * builtins.c (apply_args_size): Handle vector arguments.
1021 (apply_result_size): Same.
1023 * machmode.def: Set WIDER mode field for all vector entries.
1025 2001-11-02 Graham Stott <grahams@redhat.com>
1027 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1029 2001-11-01 Eric Christopher <echristo@redhat.com>
1031 * config.gcc: Revert part of earlier patch.
1032 * config/mips/linux.h: Ditto.
1033 * df.c: Include tm_p.h to avoid warnings.
1034 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1036 * config/mips/mips.c: Define mips_abi regardless.
1037 (mips_output_function_prologues): Add long casts for .frame
1039 (override_options): Allow use of ABI_32.
1041 2001-11-01 Kazu Hirata <kazu@hxi.com>
1043 * config/m68hc11/m68hc11.c: Fix comment formatting.
1044 * config/m68hc11/m68hc11.h: Likewise.
1045 * config/m68hc11/m68hc11.md: Likewise.
1047 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1049 * c-typeck.c (default_conversion): Retain the original expression
1051 * gcc.dg/Wparentheses.c: New tests.
1053 2001-11-01 David S. Miller <davem@redhat.com>
1055 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1056 64-bit Sparc description more in line with reality.
1058 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1060 * Makefile.in (GCOV_OBJS): Add version.o.
1061 * gcov.c: Include "version.h" and <getopt.h>.
1062 (gcov_version_string): Remove.
1063 (print_usage): Take a parameter to determine whether this is a
1064 call from --help or an error message. Give fuller output that
1065 follows the GNU Coding Standards for --help.
1066 (print_version): New function.
1068 (process_args): Use getopt_long. Support long options. Follow
1069 GNU Coding Standards for --help and --version.
1070 * doc/gcov.texi: Document long options.
1071 Addresses part of PR other/704.
1073 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1075 * pa.c (output_move_double): Fix typo in double load.
1077 2001-11-01 Kazu Hirata <kazu@hxi.com>
1079 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1080 before passing it to ggc_alloc_string.
1082 2001-11-01 Kazu Hirata <kazu@hxi.com>
1084 * config/m68k/3b1.h: Fix comment formatting.
1085 * config/m68k/3b1g.h: Likewise.
1086 * config/m68k/a-ux.h: Likewise.
1087 * config/m68k/amix.h: Likewise.
1088 * config/m68k/apollo68.h: Likewise.
1089 * config/m68k/atari.h: Likewise.
1090 * config/m68k/aux-exit.c: Likewise.
1091 * config/m68k/ccur-GAS.h: Likewise.
1092 * config/m68k/crds.h: Likewise.
1093 * config/m68k/dpx2.h: Likewise.
1094 * config/m68k/dpx2g.h: Likewise.
1095 * config/m68k/hp310.h: Likewise.
1096 * config/m68k/hp320.h: Likewise.
1097 * config/m68k/isi.h: Likewise.
1098 * config/m68k/linux.h: Likewise.
1099 * config/m68k/lynx.h: Likewise.
1100 * config/m68k/m68k-psos.h: Likewise.
1101 * config/m68k/m68k.c: Likewise.
1102 * config/m68k/m68k.h: Likewise.
1103 * config/m68k/m68k.md: Likewise.
1104 * config/m68k/m68kelf.h: Likewise.
1105 * config/m68k/m68kv4.h: Likewise.
1106 * config/m68k/mot3300.h: Likewise.
1107 * config/m68k/news.h: Likewise.
1108 * config/m68k/next.h: Likewise.
1109 * config/m68k/pbb.h: Likewise.
1110 * config/m68k/plexus.h: Likewise.
1111 * config/m68k/sgs.h: Likewise.
1112 * config/m68k/sun3.h: Likewise.
1113 * config/m68k/tower.h: Likewise.
1114 * config/m68k/vxm68k.h: Likewise.
1116 2001-10-31 DJ Delorie <dj@redhat.com>
1118 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1119 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1120 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1121 * config/mips/mips.c (mips_cache_flush_func): New.
1122 * doc/invoke.texi: Document the new options.
1124 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1126 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1127 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1129 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1131 * config/cris/cris.c: Include output.h after tree.h but before
1134 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1136 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1137 (INTL_SUBDIRS): Just intl.
1138 (.SUFFIXES): Add .gmo .po .pox.
1139 (native): Also depend on build-@POSUB@.
1140 (intl.all, intl.install): Depend on config.h and things it includes.
1141 (po-generated): New target; depend on c-parse.c and tradcif.c.
1142 (install-normal): Also depend on install-@POSUB@.
1143 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1144 (build-, install-, build-po, update-po, install-po,
1145 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1147 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1148 * configure.in: Don't munge XGETTEXT. Don't generate
1150 * configure: Regenerate.
1152 * exgettext: Delete.
1153 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1154 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1156 2001-10-31 Kazu Hirata <kazu@hxi.com>
1158 * config/h8300/h8300.md (two anonymous patterns): New.
1160 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1162 * tree.h (tree_index): Add support for V16QI and V8HI.
1163 (V8HI_type_node): New.
1164 (V16QI_type_node): New.
1166 * tree.c (build_common_tree_nodes_2): Same.
1168 * c-common.c (type_for_mode): Same.
1170 2001-10-31 Kazu Hirata <kazu@hxi.com>
1172 * config/i386/att.h: Fix comment formatting.
1173 * config/i386/beos-elf.h: Likewise.
1174 * config/i386/bsd.h: Likewise.
1175 * config/i386/bsd386.h: Likewise.
1176 * config/i386/crtdll.h: Likewise.
1177 * config/i386/cygwin.asm: Likewise.
1178 * config/i386/cygwin.h: Likewise.
1179 * config/i386/djgpp.h: Likewise.
1180 * config/i386/freebsd-aout.h: Likewise.
1181 * config/i386/freebsd.h: Likewise.
1182 * config/i386/gas.h: Likewise.
1183 * config/i386/i386-interix.h: Likewise.
1184 * config/i386/i386-protos.h: Likewise.
1185 * config/i386/i386.c: Likewise.
1186 * config/i386/i386.h: Likewise.
1187 * config/i386/i386.md: Likewise.
1188 * config/i386/i386elf.h: Likewise.
1189 * config/i386/interix.c: Likewise.
1190 * config/i386/isc.h: Likewise.
1191 * config/i386/isccoff.h: Likewise.
1192 * config/i386/iscdbx.h: Likewise.
1193 * config/i386/linux.h: Likewise.
1194 * config/i386/lynx.h: Likewise.
1195 * config/i386/mingw32.h: Likewise.
1196 * config/i386/netbsd-elf.h: Likewise.
1197 * config/i386/next.h: Likewise.
1198 * config/i386/osf1elf.h: Likewise.
1199 * config/i386/osfrose.h: Likewise.
1200 * config/i386/sco5.h: Likewise.
1201 * config/i386/seq-gas.h: Likewise.
1202 * config/i386/seq-sysv3.h: Likewise.
1203 * config/i386/sequent.h: Likewise.
1204 * config/i386/sol2.h: Likewise.
1205 * config/i386/sun386.h: Likewise.
1206 * config/i386/uwin.asm: Likewise.
1207 * config/i386/uwin.h: Likewise.
1208 * config/i386/vxi386.h: Likewise.
1209 * config/i386/win32.h: Likewise.
1210 * config/i386/winnt.c: Likewise.
1211 * config/i386/xm-cygwin.h: Likewise.
1212 * config/i386/xm-mingw32.h: Likewise.
1214 2001-10-31 Kazu Hirata <kazu@hxi.com>
1216 * builtins.def: Fix comment typos.
1217 * config/alpha.c: Likewise.
1218 * config/arm/arm.c: Likewise.
1219 * config/avr/avr.h: Likewise.
1220 * config/d30v/d30v.c: Likewise.
1221 * config/d30v/d30v.h: Likewise.
1222 * config/d30v/d30v.md: Likewise.
1223 * config/dsp16xx/dsp16xx.c: Likewise.
1224 * config/fr30/fr30.c: Likewise.
1225 * config/fr30/fr30.md: Likewise.
1226 * config/i386/i386.c: Likewise.
1227 * config/i860/i860.c: Likewise.
1228 * config/i960/i960.c: Likewise.
1229 * config/ia64/ia64.c: Likewise.
1230 * config/mips/mips.c: Likewise.
1231 * config/pa/pa.c: Likewise.
1232 * config/rs6000/rs6000.c: Likewise.
1233 * config/s390/s390.c: Likewise.
1234 * config/sparc/sparc.c: Likewise.
1236 2001-10-30 Kazu Hirata <kazu@hxi.com>
1238 * config/mips/elf.h: Fix comment formatting.
1239 * config/mips/elf64.h: Likewise.
1240 * config/mips/iris5.h: Likewise.
1241 * config/mips/iris5gas.h: Likewise.
1242 * config/mips/iris6.h: Likewise.
1243 * config/mips/isa3264.h: Likewise.
1244 * config/mips/linux.h: Likewise.
1245 * config/mips/mips.c: Likewise.
1246 * config/mips/mips.h: Likewise.
1247 * config/mips/mips.md: Likewise.
1248 * config/mips/mips16.S: Likewise.
1249 * config/mips/netbsd.h: Likewise.
1250 * config/mips/osfrose.h: Likewise.
1251 * config/mips/r3900.h: Likewise.
1252 * config/mips/sni-svr4.h: Likewise.
1253 * config/mips/svr4-t.h: Likewise.
1254 * config/mips/ultrix.h: Likewise.
1256 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1258 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1259 when we update head->current.
1261 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1263 * tree.c (id_string_size): Remove.
1264 (dump_tree_statistics): Update.
1265 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1267 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1269 * sched-rgn.c (schedule_insns): Fix comment.
1271 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1273 * configure.in: Correct previous change: don't assume that
1274 gas's version number _isn't_ the last thing on the line, or
1275 isn't the only number on the line, either.
1276 * configure: Regenerate.
1278 2001-10-30 Kazu Hirata <kazu@hxi.com>
1280 * cfgcleanup.c: Fix a comment typo.
1282 2001-10-30 Kazu Hirata <kazu@hxi.com>
1284 * alias.c: Fix comment formatting.
1285 * recog.c: Likewise.
1286 * config/cris/cris.c: Likewise.
1287 * config/cris/cris.h: Likewise.
1288 * config/i960/i960.c: Likewise.
1289 * config/i960/i960.h: Likewise.
1291 2001-10-30 Kazu Hirata <kazu@hxi.com>
1293 * config/arm/arm.c: Fix a comment typo.
1294 * config/arm/arm.h: Likewise.
1295 * config/ia64/ia64.c: Likewise.
1297 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1299 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1300 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1301 * rtl.h (set_unique_reg_note): Change return value.
1302 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1303 * cse.c (cse_insn): Likewise.
1304 * expr.c (emit_move_insn): Likewise.
1305 * explow.c (force_reg): Likewise.
1306 * local-alloc (update_equiv_regs): Likewise.
1307 * loop.c (move_moveables, load_mems): Likewise.
1308 * reload (find_reloads): Likewise.
1310 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1313 * c-decl.c (parmlist_tags_warning, start_struct,
1314 check_for_loop_decls): Separate messages for struct, union and
1315 enum cases to allow for languages in which they have different
1317 * c-format.c (scanf_flag_specs): Separate short and long name of
1318 the assignment suppression feature.
1319 (check_format_types): Localize "pointer" and "different types"
1321 * c-lex.c (lex_number): Localize "an unsigned long int" and
1323 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1325 * c-typeck.c (build_unary_up): Separate messages for increment and
1326 decrement cases to allow for languages in which they use different
1327 articles. Localize the strings "increment" and "decrement" in one
1330 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1332 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1333 when no changes has been made.
1335 * gcse.c (reg_set_bitmap): Turn into reg_set.
1336 (modify_mem_list_set, canon_modify_mem_list_set)
1337 (clear_modify_mem_tables, free_modify_mem_tables): New.
1338 (gcse_main); Use free_modify_mem_tables.
1339 (free_gcse_mem): Likewise; free the bitmaps.
1340 (alloc_gcse_main): Initialize the bitmaps.
1341 (canon_list_insert): Set canon_modify_mem_list_set.
1342 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1343 (compute_hash_table): Use clear_modify_mem_tables.
1344 (reset_opr_set_tables): Likewise.
1345 (oprs_not_set_p): reg_set_bitmap is regset.
1346 (mark_set, mark_clobber): Likewise.
1348 * df.h (DF_EQUIV_NOTES): New constant.
1349 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1352 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1353 (init_regions, schedule_insns): Conditionalize the checking
1354 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1356 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1358 * i386.md (movti_rex64 splitter): Fix condition.
1360 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1362 * configure.in: Do not assume that gas's version number is the
1363 last thing on the first line of as --version output.
1364 * configure: Regenerate.
1366 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1367 MT_WARNING, MT_ERROR, MT_FATAL.
1368 (main): Call gcc_init_libintl.
1369 (v_message): Call gettext on msgid and "warning: "
1370 * tradcif.y: Include intl.h.
1371 (yyerror): Make parameter definition consistent with
1372 prototype. Call gettext on msgid argument.
1374 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1376 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1379 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1381 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1383 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1384 before referencing it.
1386 2001-10-26 DJ Delorie <dj@redhat.com>
1388 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1389 override -G, and force -G0.
1391 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1393 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1394 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1395 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1396 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1398 * loop.h (struct induction): Rename ext_dependant to
1400 * loop.c: Change all uses.
1401 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1402 All callers changed.
1403 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1405 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1407 * c-parse.in (expr_no_commas, primary), c-typeck.c
1408 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1410 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1412 Undo assemble_name change in earlier patch.
1414 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1416 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1417 determining the type of the receiver, do not check that TREE_CODE
1418 of receiver is CALL_EXPR before calling receiver_is_class_object().
1419 (receiver_is_class_object): For the GNU runtime: recognize
1420 the case that the receiver is self in a class method context.
1421 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1422 the receiver is a call to objc_get_class.
1424 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1426 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1428 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1430 * Makefile.in (OBJS): Put all files in alphabetical order.
1432 * dwarf2out.c (add_const_value_attribute): Fix error in last
1435 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1437 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1438 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1440 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1441 (life_analysis): call purge_all_dead_edges after deleting noops.
1442 (delete_noop_move): Do not purge CFG.
1443 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1445 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1447 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1448 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1449 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1450 (ASM_OUTPUT_COMMON): Likewise.
1451 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1452 (rs6000_output_function_epilogue): Likewise.
1453 (output_mi_thunk): Fix typo.
1454 (rs6000_output_symbol_ref): Use assemble_name.
1455 (output_toc): Likewise.
1456 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1457 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1458 assemble_name calls STRIP_NAME_ENCODING.
1459 (ASM_OUTPUT_LABEL): Use assemble_name.
1460 (ASM_GLOBALIZE_LABEL): Likewise.
1461 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1462 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1463 (ASM_OUTPUT_LOCAL): Likewise.
1465 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1467 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1468 (expand_builtin_apply, expand_builtin_return): Likewise.
1469 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1471 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1473 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1474 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1475 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1476 configure, configure.in, except.c, except.h, flow.c, function.c,
1477 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1478 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1479 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1480 unroll.c: Fix spelling errors.
1482 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1484 * doc/gcc.texi: Document use of "dependent" and American spelling.
1486 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1488 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1491 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1493 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1495 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1497 * genrecog.c (write_switch): Output if before switch for
1498 DT_elt_zero_wide_safe.
1500 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1502 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1503 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1504 (FUNCTION_PROFILER): Const-ify.
1505 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1506 (eliminate_constant_term, assemble_name, output_addr_const):
1507 Remove declarations.
1508 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1509 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1510 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1511 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1512 (half_pic_declare, half_pic_external): Const-ify.
1513 * toplev.c: Include "halfpic.h".
1515 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1517 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1518 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1519 config/i386/i386.c, config/i386/i386-interix.h,
1520 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1521 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1522 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1523 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1524 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1525 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1526 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1529 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1530 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1531 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1532 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1533 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1534 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1535 system.h, toplev.c: Fix spelling errors.
1537 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1539 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1541 * dwarf2out.c (reg_number): Abort if pseudo.
1542 (reg_loc_descriptor): Return 0 if pseudo.
1543 (is_based_loc): Return 0 if pseudo.
1544 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1546 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1547 (loc_descriptor): Return 0 if can't find location and handle 0
1548 return from recursive calls.
1549 (loc_descriptor_from_tree): Likewise.
1550 Fix handling of indirect.
1551 Also return 0 for PLACEHOLDER_EXPR.
1552 Clean up COMPONENT_REF cases.
1553 (add_AT_location_descriptor): Simplify, but handle 0 return from
1555 (add_const_value_attribute): Avoid shift count warning.
1556 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1557 Set comp_unit_die as context if not in function.
1559 * config/mips/mips-protos.h: Break up long lines.
1560 Remove needless #ifdef/#endif blocks.
1561 Don't declare functions declared in file made by genpreds or recog.h.
1562 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1563 is now HOST_WIDE_INT; delete unneeded casts.
1564 * config/mips/mips.h: Don't use #elif.
1566 * expr.c (stor_constructor_field): Always call adjust_address.
1567 Copy TARGET before changing its alias set.
1568 (store_field): Likewise, for TO_RTX.
1569 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1571 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1572 (find_placeholder): Return 0 if can't find object.
1573 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1576 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1578 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1580 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1582 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1583 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1584 (merge_blocks): Properly udpate life after making edge nonfallthru.
1585 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1587 2001-10-26 Kazu Hirata <kazu@hxi.com>
1589 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1591 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1593 * c-typeck.c (convert_arguments): When comparing for enumeral
1594 type equality, use TYPE_MAIN_VARIANT.
1595 * gcc.dg/Wconversion.c: New tests.
1597 2001-10-26 Kazu Hirata <kazu@hxi.com>
1599 * s390/s390.c: Fix comment typos.
1600 * s390/s390.h: Likewise.
1601 * s390/s390.md: Likewise.
1603 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1605 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1606 (walk_tree): Use it for tail calls where appropriate.
1608 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1610 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1611 non-local label_refs.
1613 2001-10-26 Kazu Hirata <kazu@hxi.com>
1615 * config/h8300/h8300.md (4 anonymous patterns): New.
1617 2001-10-26 Kazu Hirata <kazu@hxi.com>
1619 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1620 algorithm through the shift_info structure.
1621 (emit_a_shift): Update the use of get_shift_alg.
1623 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1625 * sched-rgn.c: Remove bitset typedef.
1626 Change bitset to sbitmap in prototypes / variable types.
1628 Remove edgeset_bits.
1629 Remove edgeset_size.
1630 s/BITSET_ADD/SET_BIT/g
1631 s/BITSET_INVERT/sbitmap_ones/g
1632 s/BITSET_INTER/sbitmap_a_and_b/g
1633 s/BITSET_UNION/sbitmap_a_or_b/g
1634 s/BITSET_DIFFER/sbitmap_difference/g
1635 s/bitset_member/TEST_BIT/g
1636 (BITSET_*): Removed.
1637 (bitset_member): Removed.
1638 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1639 EXECUTE_IF_SET_IN_SBITMAP.
1640 (split_edges): Rewrite, use sbitmap functions instead of bitset
1642 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1644 2001-10-26 Andreas Schwab <schwab@suse.de>
1646 * reload1.c (emit_input_reload_insns): Fix parens in last
1647 (undocumented) change that was supposed to change only whitespace.
1649 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1651 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1653 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1656 2001-10-26 Andreas Jaeger <aj@suse.de>
1658 * flow.c (clear_log_links): Remove unused variable.
1659 * cfgcleanup.c (cleanup_cfg): Likewise.
1661 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1663 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1664 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1666 2001-10-26 Richard Henderson <rth@redhat.com>
1668 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1669 rename PV_REG to R27_REG.
1670 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1671 (REG_CLASS_FROM_LETTER): Update.
1672 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1673 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1674 (udivsi3, modsi3, umodsi3): Likewise.
1675 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1677 2001-10-26 Richard Henderson <rth@redhat.com>
1679 * cfg.c (clear_aux_for_blocks): Split out of ...
1680 (free_aux_for_blocks): here.
1681 (clear_aux_for_edges): Split from ...
1682 (free_aux_for_edges): here.
1683 * basic-block.h: Declare them.
1684 * lcm.c (compute_antinout_edge): Use them.
1685 (compute_laterin, compute_available, compute_nearerout): Likewise.
1686 (optimize_mode_switching): Likewise.
1688 2001-10-26 Richard Henderson <rth@redhat.com>
1690 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1691 moving everything back to the main build directory.
1693 2001-10-26 Christopher Faylor <cgf@redhat.com>
1695 * config/i386/cygwin.h: Search target specfic include directory, if
1698 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1700 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1701 of macro guards. Fix #endif comment.
1703 * output.h (default_exception_section, default_eh_frame_section):
1704 Move prototypes outside of macro guard.
1706 * crtstuff.c: Fix #endif comment.
1708 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1710 * doc/md.texi (movMM): Clarify semantics of storing into a
1711 non-paradoxical SUBREG.
1713 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1715 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1716 (lang_hook_default_get_alias_set): Move next to other alias
1718 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1719 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1720 (LANG_HOOKS_INITIALIZER): Add it.
1721 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1722 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1723 instead of a loop calling poplevel.
1725 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1727 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1728 occurrences of #elif with #if...#endif.
1730 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1732 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1734 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1736 * alias.c (can_address_p): No longer static.
1737 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1738 Return 0 if all parameters are default values.
1739 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1740 (adjust_address_1): Try harder to compute a size.
1741 * expr.c (expand_assignment, store_constructor): If can't address,
1742 set MEM_KEEP_ALIAS_SET_P.
1743 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1744 (store_field): Likewise.
1745 (store_constructor): Simplify call to store_constructor_field.
1746 * expr.h (can_address_p): New declaration.
1747 * gensupport.c (gen_rtx_CONST_INT): New function.
1748 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1749 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1750 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1752 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1754 2001-10-24 Christopher Faylor <cgf@redhat.com>
1756 * config/i386/cygwin.h: Use proper path for mingw crt files when
1759 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1761 * dwarf2out.c (file_info_cmp): Always return consistent results.
1763 2001-10-24 Roger Sayle <roger@eyesopen.com>
1765 * stmt.c (expand_end_case): Index jumptables from zero for
1766 suitably small values of minval.
1768 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1770 * stor-layout.c (place_union_field): If any field was aligned with
1771 attribute aligned, set record type's TYPE_USER_ALIGN.
1772 (place_field): Likewise.
1773 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1774 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1776 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1778 * c-common.h (struct c_common_identifier): Remove rid_code field.
1779 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1781 * c-typeck.c (constructor_designated): New local flag.
1782 (struct constructor_stack): Add "designated" field to match.
1783 (start_init): Clear it.
1784 (really_start_incremental_init, push_init_level): Push and
1786 (pop_init_level): Pop it.
1787 (set_designator): Set it.
1789 (pop_init_level): Suppress "missing initializer" warnings if
1790 constructor_designated is true.
1791 (process_init_element): Suppress warning about union
1792 initialization under traditional C, if constructor_designated
1795 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1797 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1800 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1802 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1804 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1806 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1807 the node was already a set to a constant.
1809 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1811 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1812 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1814 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1817 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1818 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1819 * s390.c (s390_final_chunkify): Don't use string concatenation.
1820 (s390_function_prologue, s390_function_epilogue): Const-ify.
1821 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1823 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1825 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1828 2001-10-23 Stan Shebs <shebs@apple.com>
1830 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1831 -traditional-cpp in first-stage compilation.
1833 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1835 * gensupport.c (target_flags): Add.
1837 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1839 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1841 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1842 * except.c (expand_builtin_frob_return_addr): Likewise.
1843 (expand_builtin_eh_return): Likewise.
1844 * stmt.c (expand_computed_goto): Likewise.
1845 * explow.c (memory_address): Likewise.
1846 (allocate_dynamic_stack_space): Clean up predicate testing.
1847 (probe_stack_range): Convert SIZE to Pmode.
1848 * calls.c (rtx_for_function_call): Only call convert_memory_address
1850 Pass function call operand as ptr_mode, not Pmode.
1851 * expr.c (expand_assignment): Clean up calls to convert_memory
1852 address by only doing so when needed and making offsets Pmode.
1853 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1854 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1855 is in Pmode, not ptr_mode.
1857 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * darwin-protos.h (constructor_section, destructor_section,
1860 mod_init_section, mod_term_section): Prototype.
1861 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1863 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1865 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1866 objc_section_init declaration.
1867 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1868 (objc_section_init, try_section_alias): Make static.
1869 (alias_section): Make static and hide unused function.
1870 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1872 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1874 * alias.c (can_address_p): Compnonents are not addressable if
1875 the containing type has alias set 0.
1876 (get_alias_set): Rework to use STRIP_NOPS.
1877 Only call front-end routine on object, type, or object with
1878 NOPs stripped, not inner values.
1879 Use language hook to call front-end routine.
1880 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1881 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1882 Don't pass alignment to emit_block_move.
1883 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1884 (expand_builtin_memset): Likewise, but for clear_storage.
1885 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1886 and remove C++ specific parts.
1887 * c-common.h (c_common_get_alias_set): Add declaration.
1888 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1889 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1890 (save_fixed_argument_area): Call set_mem_align.
1891 Remove alignment in call to emit_block_move.
1892 (emit_library_call_value_1, store_one_arg): Likewise.
1893 (target_for_arg): Remove; disabled long ago.
1894 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1895 once and similar cleanups.
1896 (offset_address): Use proper introductory comment.
1897 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1898 from explicit operand; all callers changed.
1899 (clear_storage): Likewise.
1900 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1901 (store_field): Remove kludge on alias set used for to_rtx.
1902 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1903 (expand_expr_unaligned): Call set_mem_attributes instead of
1905 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1906 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1907 (expand_function_end): Track MEM attributes of trampolines.
1908 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1909 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1910 attributes from original.
1911 * langhooks.c (lang_hook_default_get_alias_set): New function.
1912 (hook_get_alias_set_0): New function.
1913 * langhooks.h (hook_get_alias_set_0): New declaration.
1914 (lang_hook_default_get_alias_set): Likewise.
1915 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1916 * reload1.c (alter_reg): Use adjust_address_nv.
1917 * rtl.c (get_mode_alignment): Moved to here.
1918 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1919 change default if unknown from 1 to BITS_PER_UNIT.
1920 * stor-layout.c (get_mode_alignment): Remove from here.
1921 * toplev.h (struct lang_hoks): Add get_alias_set field.
1922 * tree.h (lang_get_alias_set): Delete declaration.
1923 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1924 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1925 (ix86_va_arg): Likewise.
1926 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1927 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1928 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1929 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1930 (expand_block_move_mem): Remove dead code.
1932 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1934 * c-common.c (warn_div_by_zero): New.
1935 * c-common.h (warn_div_by_zero): New.
1936 * c-decl.c (c_decode_option): Take it on the command line.
1937 * c-typeck.c (build_binary_op): Warn about division by zero.
1938 * doc/invoke.texi: Document the new command line option, fix
1939 documentation of -Wmultichar.
1940 * testsuite/gcc.dg/divbyzero.c: New tests.
1941 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1943 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1945 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1947 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1948 to avoid update_life_info call.
1949 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1950 * cfgcleanup.c (bb_flags): New enum.
1951 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1952 (notice_new_block, update_forwarder_flag): New functions.
1953 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1954 (try_forward_edges): Likewise; update flags.
1955 (merge_blocks): Likewise.
1956 (outgoing_edges_match): Likewise.
1957 (try_crossjump_to_edge): Likewise.
1958 (try_optimize_cfg): Likewise; initialize and clear the flags;
1959 recompute life info if needed.
1960 (cleanup_cfg): No need to clear aux pointers.
1962 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1964 * config/i386/i386.c (override_options): Default to minimum
1965 stack alignment when optimizing for code size.
1966 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1969 * config/i386/i386.c (override_options): Set upper limit of
1970 -mpreferred-stack-boundary to 12.
1972 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1974 * recog.c (peephole2_optimize): Add default case to switch.
1976 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1978 * doc/gcc.texi (Sending Patches): Remove.
1980 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1982 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1983 fields when comparing.
1985 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1987 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1988 * arm.c (HOST_INT, HOST_UINT): Likewise.
1990 2001-10-22 Stan Shebs <shebs@apple.com>
1992 * config/darwin-protos.h (darwin_exception_section): Declare.
1993 (darwin_eh_frame_section): Declare.
1995 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1997 * i386.md (movti_rex64): Fix mode.
1999 2001-10-22 Stan Shebs <shebs@apple.com>
2001 * target.h (struct gcc_target): Add asm_out.exception_section,
2002 asm_out.eh_frame_section.
2003 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
2004 (TARGET_ASM_EH_FRAME_SECTION): New.
2005 (TARGET_INITIALIZER): Update.
2006 * output.h (default_exception_section): Declare.
2007 (default_eh_frame_section): Declare.
2008 * dwarf2out.c: Include target.h.
2009 (output_call_frame_info): Call target hook for eh frames.
2010 (default_eh_frame_section): New function.
2011 * except.c: Include target.h.
2012 (output_function_exception_table): Call target hook for exception
2014 * varasm.c (default_exception_section): Rename from
2015 exception_section, remove EXCEPTION_SECTION macro.
2017 * config/darwin.h (darwin_eh_frame_section): New function.
2018 (EXCEPTION_SECTION): Remove.
2019 (TARGET_ASM_EXCEPTION_SECTION): Define.
2020 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2021 (nextstep_exception_section): New function.
2022 (nextstep_eh_frame_section): New function.
2023 (TARGET_ASM_EXCEPTION_SECTION): Define.
2024 (TARGET_ASM_EH_FRAME_SECTION): Define.
2026 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2027 (TARGET_ASM_EXCEPTION_SECTION): Define.
2028 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2029 (EXCEPTION_SECTION): Remove.
2030 (TARGET_ASM_EXCEPTION_SECTION): Define.
2031 * config/stormy16/stormy16.h: Remove comments referencing
2032 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2034 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2035 TARGET_ASM_EH_FRAME_SECTION.
2037 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2039 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2042 * c-format.c: Fix spelling typo in comment.
2044 * sched-int.h: Fix typo in GCC preamble.
2046 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2049 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2051 2001-10-22 Richard Henderson <rth@redhat.com>
2053 * config/i386/i386.c (ix86_expand_clear): New.
2054 * config/i386/i386-protos.h: Declare it.
2055 * config/i386/i386.md (setcc peep2s): Use it.
2056 (movsi_xor): Unexport.
2058 2001-10-22 Richard Henderson <rth@redhat.com>
2060 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2061 free_EXPR_LIST_list for LOG_LINKS.
2063 2001-10-21 Robert Lipe <robertlipe@usa.net>
2065 * config/i386/i386.c (sco_asm_named_section): Delete.
2066 (sco_asm_out_constructor): Delete.
2067 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2068 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2069 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2070 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2071 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2073 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2075 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2076 and/or fold extra calls into fewer ones.
2077 * collect2.c (dump_file): Likewise.
2078 * cppexp.c (parse_number): Likewise.
2079 * cpplex.c (_cpp_lex_direct): Likewise.
2080 * final.c (output_asm_insn, asm_fprintf): Likewise.
2081 * fix-header.c (inf_scan_ident, main): Likewise.
2082 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2084 * fold-const.c (real_hex_to_f): Likewise.
2085 * gen-protos.c (parse_fn_proto): Likewise.
2086 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2087 * genrecog.c (change_state, write_action): Likewise.
2088 * gensupport.c (shift_output_template): Likewise.
2089 * local-alloc.c (requires_inout): Likewise.
2090 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2091 * protoize.c (is_id_char, main): Likewise.
2092 * real.c (asctoeg): Likewise.
2093 * recog.c (asm_operand_ok): Likewise.
2094 * reload.c (find_reloads): Likewise.
2095 * scan.c (scan_identget_token): Likewise.
2096 * sched-vis.c (print_value): Likewise.
2097 * stringpool.c (ggc_alloc_string): Likewise.
2098 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2099 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2100 * tradcpp.c (rescan): Likewise.
2101 * tree.c (clean_symbol_name): Likewise.
2102 * varasm.c (decode_reg_name): Likewise.
2104 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2105 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2106 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2107 * m88k.c (output_ascii): Likewise.
2108 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2109 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2110 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2111 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2113 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2115 * langhooks.c (lang_hook_default_do_nothing,
2116 lang_hook_default_decode_option): New defaults.
2117 * langhooks.h: Make hooks unconditional and non-NULL.
2118 * toplev.c (compile_file, toplev_main): Update.
2119 * toplev.h: Update comments.
2120 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2122 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2124 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2126 * system.h (IN_RANGE): New macro.
2128 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2130 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2131 INTLDEPS variable, which does not include $LIBICONV.
2132 * Makefile.in: Use INTLDEPS in LIBDEPS.
2133 * configure: Regenerate.
2135 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2137 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2138 * cpplex.c (lex_percent, lex_dot): Remove.
2139 (get_effective_char, skip_block_comment, skip_line_comment,
2140 parse_identifier_slow, parse_number, parse_string, save_comment,
2141 _cpp_lex_direct): Update to do lookback freely.
2142 (IF_NEXT_IS, BACKUP): New macros.
2143 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2144 * cppmacro.c (paste_tokens): Update.
2146 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2148 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2150 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2152 * reload1.c (reload): Check CONSTANT_P before calling
2153 LEGITIMATE_PIC_OPERAND_P.
2154 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2155 workaround of 2001-10-13.
2157 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2159 * i386.c (split_di): Handle splitting of DFmode.
2161 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2163 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2164 (adjust_address_1, offset_address): Likewise.
2166 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2167 (output_asm_insn): Call it for each line output.
2168 Don't record an operand more than once.
2170 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2171 * main.c: Include config.h and system.h, but not ansidecl.h.
2172 * Makefile.in (main.o): Update accordingly.
2174 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2176 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2178 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2180 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2181 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2183 (find_sub_basic_blocks): ... here;
2184 (find_many_sub_basic_blocks): New.
2185 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2187 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2189 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2191 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2193 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2194 * flow.c (update_life_info): Measure time.
2195 * c-decl.c: Include timevar.h
2196 (c_expand_body): Measure time.
2197 * toplev.c (rest_of_compilation): Measure time of mode switching
2199 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2201 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2202 (lang_independent_options): Add asynchronous-unwind-tables
2203 (toplev_main): flag_asynchronous_unwind_tables implies
2205 * flags.h (flag_asynchronous_unwind_tables): Declare.
2206 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2207 flag_asynchronous_unwind_tables.
2208 (output_call_frame_info): Likewise.
2209 * invoke.texi (-fasynchronous-unwind-tables): Document.
2210 * i386.c (optimization_options): Enable
2211 flag_asynchronous_unwind_tables.
2213 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2214 * i386.md (s* expanders): Destination is QImode.
2216 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2217 * rtl.h (clear_log_links): Kill.
2218 * flow.c (clear_log_links): Make static; accept blocks parameter;
2219 do no clear life info.
2220 (update_life_info): Call clear_log_links.
2222 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2224 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2226 * cpplex.c (handle_newline, skip_escaped_newlines,
2227 get_effective_char, skip_block_comment, skip_line_comment,
2228 parse_identifier_slow, parse_number, parse_string,
2229 _cpp_lex_direct): Update to do more stepping back.
2230 (trigraph_ok): Similarly. Rename trigraph_p.
2231 (SAVE_STATE, RESTORE_STATE): Remove.
2232 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2234 * cpplib.c (destringize): Rename destringize_and_run, and
2235 call run_directive directly.
2236 (_cpp_do__Pragma): Simplify.
2238 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2240 * pe.c (arm_pe_unique_section): Const-ify.
2241 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2242 (switch_to_section): Add static prototype.
2244 * output.h (drectve_section): Prototype.
2246 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2248 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2249 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2250 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2251 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2252 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2253 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2254 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2255 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2256 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2257 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2258 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2259 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2260 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2261 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2262 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2263 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2264 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2265 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2266 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2267 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2268 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2269 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2270 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2271 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2272 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2273 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2274 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2275 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2276 v850-*-*): Delete superflous ${cpu_type} setting.
2277 * config/linux.h: Delete svr4.h include.
2278 (SET_ASM_OP): Delete.
2279 * config/netware.h (INT_ASM_OP): Undef before define.
2280 * config/ptx4.h: Delete elfos.h include.
2281 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2282 * config/svr4.h: Delete elfos.h include. Update commentary.
2283 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2284 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2285 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2286 config/v850/v850.h: Delete svr4.h include.
2287 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2288 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2289 config/sparc/sysv4.h: Update includes.
2290 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2291 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2292 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2293 config/m88k/dguxbcs.h: Delete includes.
2294 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2295 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2296 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2298 * config/m88k/dgux.h: Delete include.
2299 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2301 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2302 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2303 * config/sh/elf.h: Update include.
2304 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2305 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2307 2001-10-19 Catherine Moore <clm@redhat.com>
2309 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2310 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2311 base and count fields.
2312 (stormy16_expand_builtin_va_start): last_reg_count changed to
2313 size_of_reg_args. Use count + size in first comparison.
2315 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2317 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2318 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2319 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2320 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2321 Set alignment from type if INDIRECT_REF.
2322 (adjust_address_1, offset_address): Simplify alignment compuitation.
2323 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2324 here; done by set_mem_attributes.
2326 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2328 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2329 * arm-protos.h (rdata_section, zero_init_section, common_section):
2331 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2332 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2333 traditional mode stringification.
2334 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2335 in macros controling its use.
2336 * rtlanal.c: Include tm_p.h.
2337 * varasm.c (asm_output_aligned_bss): Mark parameter with
2339 (assemble_constant_align, assemble_start_function, assemble_align,
2340 assemble_variable, assemble_trampoline_template,
2341 output_constant_def_contents): Wrap potentially empty if-stmt body
2344 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2346 * a29k-protos.h (literal_section): Prototype.
2347 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2348 * a29k.md: Ensure function pointers are prototyped.
2349 * genattrtab.c (write_eligible_delay): Mark parameter with
2352 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2354 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2355 * 1750a.c (print_operand): Fix format specifier warning.
2356 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2357 * 1750a.md: Likewise.
2358 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2359 * genemit.c (output_add_clobbers): Mark parameter with
2361 * genrecog.c (write_subroutine): Likewise.
2362 * integrate.c (expand_inline_function): Delete unused variable.
2363 * varasm.c (remove_from_pending_weak_list): Wrap with
2366 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2368 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2369 field is different to previous argument's neg field.
2371 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2373 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2375 * final.c (get_decl_from_op): New function.
2376 (output_asm_insn): Call it; write "*" when item with decl is address.
2378 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2380 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2381 about 64-bit support from the 3.0_branch version.
2383 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2385 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2386 USE_INCLUDED_LIBINTL when appropriate.
2387 * configure, config.in: Regenerate.
2388 * Makefile.in (datadir): Set to @datadir@.
2389 (intl.o): Also depend on $(CONFIG_H) and system.h.
2391 * intl.c: Factor out common gettext initialization sequence.
2392 (gcc_init_libintl): New function.
2393 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2394 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2395 off NLS. Add multiple include guard. No need to #ifdef-guard
2396 an #undef. Prototype gcc_init_libintl here.
2398 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2399 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2400 Use gcc_init_libintl.
2402 2001-10-19 Catherine Moore <clm@redhat.com>
2404 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2406 * config/stormy16/stormy16.c (stormy16_split_move): Make
2407 sure that REG_INC notes are present for auto_inc operands.
2409 2001-10-19 Andreas Jaeger <aj@suse.de>
2411 * configure: Regenerated.
2412 * configure.in: Add x86_64 to switch statements.
2414 2001-10-18 Richard Henderson <rth@redhat.com>
2416 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2417 address into $27 explicitly.
2418 (sibcall_value_osf_1): Likewise.
2420 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2422 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2423 (offset_address): New function.
2424 (free_emit_status): Free regno_decl.
2425 (init_emit): Pass proper number of elements to xcalloc.
2426 Allocate regno_decl.
2427 (mark_emit_status): Mark regno_decl values.
2428 * expr.c (highest_pow2_factor): New function.
2429 (expand_assigment): Use it and offset_address.
2430 Properly handle ptr_mode vs. Pmode in offset calculation.
2431 (store_constructor, expand_expr_unaligned): Likewise.
2432 (expand_expr, case COMPONENT_EXPR): Likewise.
2433 * expr.h (offset_address): New decl.
2434 * function.h (struct emit_status): Add regno_decl.
2435 (REGNO_DECL): New macro.
2436 * final.c (output_asm_name): Move in file and don't conditionalize
2437 on flag_print_asm_name.
2438 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2439 Output names of operands, if known.
2440 * function.c (assign_parms): Set REGNO_DECL.
2441 * integrate.c (integrate_decl_tree): Likewise.
2442 * stmt.c (expand_decl): Likewise.
2443 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2445 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2447 * attribs.c (handle_noinline_attribute): New function.
2448 (handle_used_attribute): Likewise.
2449 (c_common_attribute_table): Added noinline and used.
2450 * doc/extend.texi (Function Attributes): Document them.
2451 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2452 Warn when merging inline with attribute noinline.
2453 (start_decl, start_function): Warn if inline and attribute
2454 noinline appear in the same declaration.
2456 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2458 * config.gcc: Update c4x and i370 for C front end-specific
2460 * config/c4x/c4x-c.c: New.
2461 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2462 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2464 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2465 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2467 (c4x_init_pragma): Remove.
2468 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2469 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2470 c4x_pr_ignored): Move to c4x-c.c.
2471 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2472 * config/c4x/t-c4x: Update.
2473 * config/i370/i370-c.c: New.
2474 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2475 (i370_pr_map): Move to i370-c.c.
2476 * config/i370/t-i370: New.
2478 * doc/tm.texi: Update.
2480 2001-10-17 Stan Shebs <shebs@apple.com>
2482 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2483 typo fixes throughout.
2484 (machopic_output_stub): Remove some dead code.
2486 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2488 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2491 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2493 * Makefile.in (print-rtl.o): Depend on TREE_H.
2494 * alias.c (get_alias_set): Make two passes over objects to first
2495 see if inner object is access via restricted pointer.
2496 Defer allocating alias set for restricted pointer until here.
2497 Call find_placeholder with second arg nonzero.
2499 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2500 set for restricted pointer types.
2501 * emit-rtl.c (set_mem_attributes): Set more attributes.
2502 (set_mem_align, change_address, adjust_address_1): New functions.
2503 (change_address_1): Now static.
2504 (adjust_address, adjust_address_nv): Deleted.
2505 (replace_equiv_address): Call change_address_1.
2506 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2507 (find_placeholder): Get starting point from PLIST arg.
2508 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2509 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2510 (adjust_address, adjust_address_nv): New macros.
2511 * print-rtl.c (tree.h): New include.
2512 (print_rtx, case MEM): Print all memory attributes.
2514 2001-10-17 Richard Henderson <rth@redhat.com>
2516 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2518 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2520 * c-tree.texi: Eliminate duplicated word.
2521 * cpp.texi: Likewise.
2522 * install.texi: Likewise.
2523 * invoke.texi: Likewise.
2524 * tm.texi: Likewise.
2526 2001-10-17 Michael Collison <collison@isisinc.net>
2528 * dsp16xx.c: Fix comment formatting to match GNU standards.
2529 (dsp16xx_output_function_prologue): Change type of 'size'
2530 parameter from 'int' to HOST_WIDE_INT.
2531 (dsp16xx_output_function_epilogue): Change type of 'size'
2532 parameter from 'int' to HOST_WIDE_INT.
2534 2001-10-16 Richard Henderson <rth@redhat.com>
2536 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2537 * configure, config.in: Rebuild.
2539 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2540 (ix86_output_addr_diff_elt): New.
2541 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2542 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2543 (JUMP_TABLES_IN_TEXT_SECTION): New.
2544 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2545 * config/i386/i386-protos.h: Update.
2547 * config/i386/386bsd.h, config/i386/beos-elf.h,
2548 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2549 config/i386/i386-interix.h, config/i386/i386elf.h,
2550 config/i386/linux.h, config/i386/netbsd-elf.h,
2551 config/i386/netbsd.h, config/i386/openbsd.h,
2552 config/i386/ptx4-i.h, config/i386/rtemself.h,
2553 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2554 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2556 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2558 * stmt.c (expand_asm_operands): Update commentary.
2560 2001-10-16 Stan Shebs <shebs@apple.com>
2562 * config/darwin.h (GCC_NAME): Remove, no longer used.
2563 (NO_MATH_LIBRARY): Ditto.
2564 (MATH_LIBRARY): Define to emptiness.
2565 (DWARF2_DEBUGGING_INFO): Define.
2566 (PREFERRED_DEBUGGING_TYPE): Define.
2567 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2568 (EXCEPTION_SECTION): Define.
2569 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2570 * config/darwin.c (darwin_encode_section_info): Handle case of
2571 DECL_INITIAL being error_mark_node.
2573 2001-10-16 Richard Henderson <rth@redhat.com>
2575 * alpha.c (current_file_function_operand): Don't fail for profiling.
2576 (direct_call_operand): New.
2577 * alpha-protos.h: Declare it.
2578 * alpha.h (EXTRA_CONSTRAINT): Use it.
2579 (PREDICATE_CODES): Add it.
2580 (ASM_OUTPUT_MI_THUNK): Remove.
2581 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2582 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2584 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2586 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2587 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2589 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2591 * cfg.c (free_edge): Break out from ....
2592 (remove_edge): ... here.
2593 (clear_edges): Use free_edge.
2595 * att.h (ASM_QUAD): Add comment.
2596 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2598 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2600 * i386.c (split_ti): New function.
2601 (ix86_split_to_parts): Support TImodes.
2602 * i386.h (VALID_INT_MODE_P): Add TImode.
2603 * i386.md (movdi splitter): Fix.
2604 (movti): Support 64bit integer registers.
2605 (movti_rex64): New function and splitter.
2607 * i386.c (*_cost): Add movsx/movzx cost.
2608 * i386.h (struct processor_costs): Add movsx/movzx fields.
2609 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2610 64bit operations require split on 64bit machine.
2611 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2613 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2614 (ix86_expand_move): Avoid pushes of memory if size does not match;
2615 move long constants to register.
2616 (x86_initialize_trampoline): Fix mode.
2617 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2618 Use ASM_QUAD on 64bit.
2619 * i386.md (test pattern): Disallow impossible constants.
2620 (tablejump PIC expander): Fix emitting of sum.
2621 (movdicc_rex64): Rename to movdicc.
2622 * linux64.h (LINK_SPEC): Add missing '%'.
2624 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2626 * tree-inline.c (inlinable_function_p): Leave it up to the
2627 front-end to turn -finline-functions into DECL_INLINE set for all
2630 2001-10-16 Stan Shebs <shebs@apple.com>
2632 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2634 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2636 * recog.c: Formatting and comment typo fixes.
2638 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2639 version in single tree build.
2640 * configure: Regenerate.
2642 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2644 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2645 MODE arguments to gen_rtx and compare operand with const0_rtx.
2647 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2649 * system.h: Poison old unused target macros.
2650 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2651 * config/stormy16/stormy16.c: Update references to obsolete macros.
2652 * config/stormy16/stormy16.h: Similarly.
2653 * config/stormy16/stormy16.md: Similarly.
2654 * config/cris/cris.h: Similarly.
2656 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2658 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2659 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2660 cpp_register_pragma): Update accordingly.
2662 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2664 * c-pragma.h (cpp_register_pragma_space): Remove.
2665 * cpplib.h (cpp_register_pragma_space): Remove.
2666 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2667 (cpp_register_pragma_space): Remove.
2668 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2670 (do_pragma): Similarly.
2671 (_cpp_init_internal_pragmas): Don't register namespaces.
2673 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2674 Don't register namespaces.
2675 * cp/lex.c (init_cp_pragma): Similarly.
2676 * doc/tm.texi: Update.
2678 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2681 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2683 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2685 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2686 add scheduling support.
2687 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2688 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2689 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2692 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2694 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2695 missing CONSTANT_P test in core GCC.
2697 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2699 * cppmain.c (struct printer): New member source.
2700 (scan_translation_unit): Fix spacing at start of lines.
2701 (cb_line_change): Update.
2703 * gcc.dg/cpp/spacing2.c: New test.
2705 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2707 * config/cris/arit.c: Use __builtin_labs, not abs.
2709 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2711 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2712 misplaced sprintf and fprintf argument.
2714 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2716 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2717 * configure.in, Makefile.in: Take out obsolete check-po logic.
2718 * configure, config.in: Regenerate.
2720 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2722 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2723 symtab declarations.
2725 2001-10-12 Stan Shebs <shebs@apple.com>
2727 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2728 declarations of arguments and local variables.
2730 2001-10-12 Christopher Faylor <cgf@redhat.com>
2732 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2733 ENDFILE_SPEC definition.
2735 2001-10-12 Kazu Hirata <kazu@hxi.com>
2737 * gthr-dce.h: Fix comment formatting.
2738 * gthr-posix.h: Likewise.
2739 * gthr-single.h: Likewise.
2740 * gthr-solaris.h: Likewise.
2741 * gthr-vxworks.h: Likewise.
2742 * gthr-win32.h: Likewise.
2744 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2746 * final.c (output_asm_insn): Make sure assembly dialects are
2747 terminated, not nested. Output `|' and `}' characters if they
2748 don't appear inside assembly dialect selection.
2749 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2750 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2751 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2752 strsetsi_rex_1): Add {} braces.
2754 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2756 * toplev.c (compile_file): Ignore return value from yyparse.
2757 Always pop any nested binding levels after yyparse returns.
2759 2001-10-11 Richard Henderson <rth@redhat.com>
2761 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2763 2001-10-11 Richard Henderson <rth@redhat.com>
2765 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2766 fall back to add_AT_long_long for large CONST_INT.
2768 2001-10-11 Richard Henderson <rth@redhat.com>
2770 * config/i386/i386.md (setcc splitters): Add four splitters to
2771 simplify compound compares that simplify_comparison can't handle.
2773 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2775 * cpplex.c (digraph_spellings, token_spellings): Make static.
2777 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2779 * unroll.c (loop_iterations): Fixup last patch.
2781 2001-10-11 Richard Henderson <rth@redhat.com>
2783 * rtl.h (REG_VTABLE_REF): New.
2784 * rtl.c (reg_note_name): Add it.
2785 * combine.c (distribute_notes): Handle it.
2786 * final.c (final_scan_insn): Handle it.
2787 * tree.def (VTABLE_REF): New.
2788 * expr.c (expand_expr): Handle it.
2789 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2790 * output.h: Declare them.
2792 2001-10-11 Richard Henderson <rth@redhat.com>
2794 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2797 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2799 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2800 available in 64-bit mode.
2802 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2804 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2805 cris-*-linux* cases.
2806 * config/cris/cris-protos.h: New file.
2807 * config/cris/cris.c: New file.
2808 * config/cris/cris.h: New file.
2809 * config/cris/cris.md: New file.
2810 * config/cris/linux.h: New file.
2811 * config/cris/aout.h: New file.
2812 * config/cris/arit.c: New file.
2813 * config/cris/cris_abi_symbol.c: New file.
2814 * config/cris/mulsi3.asm: New file.
2815 * config/cris/t-aout: New file.
2816 * config/cris/t-cris: New file.
2817 * config/cris/t-elfmulti: New file.
2818 * config/cris/t-linux: New file.
2819 * doc/invoke.texi: Add CRIS options.
2820 * doc/install.texi (Specific): Add blurb for CRIS.
2822 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2824 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2826 * config/float/i32.h: Likewise.
2827 * config/float-i386.h: Likewise.
2828 * config/float-i64.h: Likewise.
2829 * config/float-m68k.h: Likewise.
2830 * config/float-sh.h: Likewise.
2831 * config/float-sparc.h: Likewise.
2833 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2835 * doc/contrib.texi: Add note about CRIS port to my entry.
2837 2001-10-11 Kazu Hirata <kazu@hxi.com>
2839 * basic-block.h: Fix formatting.
2840 * bitmap.h: Likewise.
2841 * cpplib.h: Likewise.
2842 * c-tree.h: Likewise.
2843 * diagnostic.h: Likewise.
2844 * flags.h: Likewise.
2846 * longlong.h: Likewise.
2848 * reload.h: Likewise.
2852 2001-10-10 Richard Henderson <rth@redhat.com>
2854 * c-parse.in (asm_operand): Allow named operands.
2855 * genconfig.c (max_recog_operands): Set to 29.
2856 * local-alloc.c (requires_inout): Skip multiple digits.
2857 * recog.c (asm_operand_ok): Likewise.
2858 (preprocess_constraints): Use strtoul for matching constraints.
2859 (constrain_operands): Likewise.
2860 * regmove.c (find_matches): Likewise.
2861 * reload.c (find_reloads): Likewise.
2862 * stmt.c (parse_output_constraint): Don't reject in-out
2863 constraint on operands > 9. Reject '[' in constraint.
2864 (expand_asm_operands): Handle named operands. Use strtoul
2865 for matching constraints.
2866 (check_operand_nalternatives): Split out from expand_asm_operands.
2867 (check_unique_operand_names): New.
2868 (resolve_operand_names, resolve_operand_name_1): New.
2870 * doc/extend.texi (Extended Asm): Document named operands.
2871 * doc/md.texi (Simple Constraints): Document matching constraints
2874 2001-10-10 Richard Henderson <rth@redhat.com>
2876 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2878 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2879 (jcc splitters): Add two splitters to simplify compound compares
2880 that simplify_comparison can't handle.
2882 2001-10-10 Richard Henderson <rth@redhat.com>
2884 * langhooks.c: Include langhooks.h.
2885 * Makefile.in (langhooks.o): Depend on it.
2887 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2889 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2890 should not be considered as a no-op.
2891 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2893 2001-10-10 Stan Shebs <shebs@apple.com>
2895 * alias.c: Remove uses of "register" specifier in declarations
2896 of arguments and local variables.
2897 * c-common.c: Ditto.
2898 * c-convert.c: Ditto.
2900 * c-format.c: Ditto.
2901 * c-semantics.c: Ditto.
2902 * c-typeck.c: Ditto.
2903 * caller-save.c: Ditto.
2906 * cfgbuild.c: Ditto.
2908 * collect2.c: Ditto.
2912 * cppfiles.c: Ditto.
2915 * defaults.h: Ditto.
2917 * dwarf2out.c: Ditto.
2918 * dwarfout.c: Ditto.
2919 * emit-rtl.c: Ditto.
2924 * fix-header.c: Ditto.
2925 * floatlib.c: Ditto.
2927 * fold-const.c: Ditto.
2928 * function.c: Ditto.
2931 * gen-protos.c: Ditto.
2932 * genattrtab.c: Ditto.
2933 * gencheck.c: Ditto.
2934 * genconfig.c: Ditto.
2936 * genextract.c: Ditto.
2937 * genflags.c: Ditto.
2938 * gengenrtl.c: Ditto.
2939 * genoutput.c: Ditto.
2941 * genrecog.c: Ditto.
2942 * gensupport.c: Ditto.
2946 * haifa-sched.c: Ditto.
2947 * hard-reg-set.h: Ditto.
2949 * integrate.c: Ditto.
2952 * local-alloc.c: Ditto.
2954 * mips-tdump.c: Ditto.
2955 * mips-tfile.c: Ditto.
2958 * print-rtl.c: Ditto.
2959 * read-rtl.c: Ditto.
2962 * reg-stack.c: Ditto.
2963 * regclass.c: Ditto.
2968 * resource.c: Ditto.
2972 * sched-deps.c: Ditto.
2973 * sched-rgn.c: Ditto.
2975 * simplify-rtx.c: Ditto.
2977 * stor-layout.c: Ditto.
2984 * xcoffout.c: Ditto.
2986 2001-10-10 Richard Henderson <rth@redhat.com>
2988 * rtl.h (can_reverse_comparison_p): Remove.
2990 2001-10-10 Christopher Faylor <cgf@redhat.com>
2992 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2995 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2997 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2998 (Thanks to Chris Faylor for suggesting macro name).
2999 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
3001 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
3002 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
3003 (MATH_LIBRARY): Undef before definition.
3004 (OUTPUT_QUOTED_STRING): Likewise.
3005 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
3007 2001-10-10 Richard Henderson <rth@redhat.com>
3009 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
3010 (fde_unencoded_compare): Likewise. Don't use subtraction to get
3011 a tristate comparison value.
3012 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3014 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3017 * unroll.c (loop_iterations): Ignore insns generated by loop
3020 * config.gcc (mips*-*-gnu*): Delete support.
3021 * config/mips/gnu.h: Remove.
3023 2001-10-10 Kazu Hirata <kazu@hxi.com>
3025 * calls.c: Fix formatting.
3026 * c-decl.c: Likewise.
3027 * cfgcleanup.c: Likewise.
3028 * combine.c: Likewise.
3029 * cppfiles.c: Likewise.
3030 * cpplib.c: Likewise.
3031 * cppmacro.c: Likewise.
3032 * crtstuff.c: Likewise.
3034 * dwarf2out.c: Likewise.
3035 * expmed.c: Likewise.
3037 * fold-const.c: Likewise.
3038 * function.c: Likewise.
3040 * genattrtab.c: Likewise.
3041 * ggc-page.c: Likewise.
3042 * integrate.c: Likewise.
3043 * libgcc2.c: Likewise.
3045 * optabs.c: Likewise.
3046 * profile.c: Likewise.
3047 * protoize.c: Likewise.
3049 * recog.c: Likewise.
3050 * reload1.c: Likewise.
3051 * reload.c: Likewise.
3052 * reorg.c: Likewise.
3053 * resource.c: Likewise.
3054 * sched-rgn.c: Likewise.
3055 * sdbout.c: Likewise.
3057 * toplev.c: Likewise.
3058 * varasm.c: Likewise.
3060 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3062 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3063 * Makefile.in (langhooks.o): Add dependencies.
3065 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3067 * rs6000.c (rs6000_emit_load_toc_table): Don't
3068 strdup the toc label.
3069 (create_TOC_reference): Likewise.
3071 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3073 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3076 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3078 * config/i386/i386.c (ix86_attribute_table): Correct
3079 min_len, max_len fields for dllimport, dllexport and shared.
3081 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3083 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3084 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3085 Consistently use "nonzero" instead of "non-zero".
3087 2001-10-09 Kazu Hirata <kazu@hxi.com>
3089 * acconfig.h: Fix comment formatting.
3090 * c-dump.h: Likewise.
3091 * c-tree.h: Likewise.
3092 * conditions.h: Likewise.
3094 * function.h: Likewise.
3096 * hwint.h: Likewise.
3097 * integrate.h: Likewise.
3100 * optabs.h: Likewise.
3102 2001-10-09 Kazu Hirata <kazu@hxi.com>
3104 * c-common.h: Fix comment formatting.
3105 * c-dump.c: Likewise.
3107 * diagnostic.h: Likewise.
3108 * except.c: Likewise.
3110 * gcov-io.h: Likewise.
3111 * genattrtab.c: Likewise.
3112 * output.h: Likewise.
3113 * predict.h: Likewise.
3114 * reload1.c: Likewise.
3115 * reload.h: Likewise.
3116 * resource.h: Likewise.
3118 * system.h: Likewise.
3120 * tree-inline.c: Likewise.
3121 * tsystem.h: Likewise.
3122 * varasm.c: Likewise.
3123 * xcoffout.h: Likewise.
3125 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3127 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3129 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3131 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3132 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3133 config/i386/netware.h, config/mcore/gfloat.h,
3134 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3135 config/netware.h, gccbug.in: Update FSF address.
3137 2001-10-09 Kazu Hirata <kazu@hxi.com>
3139 * c-common.c: Fix comment typos.
3140 * cfgrtl.c: Likewise.
3141 * collect2.c: Likewise.
3142 * cpplex.c: Likewise.
3143 * doloop.c: Likewise.
3144 * dwarf2out.c: Likewise.
3145 * dwarfout.c: Likewise.
3147 * fold-const.c: Likewise.
3151 * global.c: Likewise.
3152 * ifcvt.c: Likewise.
3154 * optabs.c: Likewise.
3155 * protoize.c: Likewise.
3156 * regclass.c: Likewise.
3157 * reorg.c: Likewise.
3161 * doc/cpp.texi: Likewise.
3162 * doc/c-tree.texi: Likewise.
3163 * doc/extend.texi: Likewise.
3164 * doc/invoke.texi: Likewise.
3165 * doc/objc.texi: Likewise.
3166 * doc/tm.texi: Likewise.
3168 2001-10-08 Richard Henderson <rth@redhat.com>
3170 * varasm.c (set_named_section_flags): Initialize "declared".
3172 2001-10-08 Robert Lipe <robertlipe@usa.net>
3174 * varasm.c (struct in_named_entry): Add declared.
3175 (named_section_first_declaration): New function.
3176 (default_elf_asm_named_section): Use it.
3177 * output.h (named_section_first_declaration): New.
3179 2001-10-08 Richard Henderson <rth@redhat.com>
3181 * i386.md (movsi_xor): Export.
3182 (setcc peep2): Use it when available; add an alternative to
3183 match zero_extendhisi2_and.
3185 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3187 * romp-protos.h (romp_initialize_trampoline): New function.
3188 * romp.c (romp_initialize_trampoline): Likewise.
3189 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3190 romp_initialize_trampoline.
3192 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3195 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3196 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3197 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3199 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3201 * unroll.c (loop_iterations): Extend check for multiple back edges.
3203 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3205 * langhooks.h: New file.
3206 * Makefile.in (OBJS): Added langhooks.o.
3207 (c-lang.o): Depend on langhooks.h.
3208 (c-common.o): Don't depend on tree-inline.h.
3209 (tree-inline.o): Depend on toplev.h.
3210 (langhooks.o): New rule.
3211 * c-common.c: Don't include tree-inline.h.
3212 (c_mark_lang_decl): Mark argument c as unused.
3213 (c_common_lang_init): Don't initialize hooks here.
3214 * c-lang.c: Include langhooks.h, then override some macros.
3215 (lang_hooks): Initialize with macros in langhooks.h.
3216 (c_init): Don't initialize hooks here.
3217 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3218 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3219 * tree-inline.c: Include toplev.h. Don't define hook variables.
3220 * tree-inline.h: Don't define hook types nor declare hook
3221 variables. Move macros to...
3222 * langhooks.c: ... new file, as functions. Adjust all callers.
3224 2001-10-08 Jeffrey A Law <law@cygnus.com>
3226 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3227 purge_mem_unchanging_flag on all instructions, not just on those
3228 before NOTE_INSN_FUNCTION_BEG.
3230 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3232 * cppmacro.c (_cpp_create_definition): Leave comments off.
3234 * doc/cpp.texi: Update.
3236 2001-10-08 DJ Delorie <dj@redhat.com>
3238 * c-decl.c (grokfield): Make sure the only unnamed fields
3239 we're allowing are either structs or unions.
3240 * doc/extend.texi: Add documentation for the unnamed field
3243 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3245 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3246 * configure.in: Use it.
3247 * configure: Regenerated.
3248 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3249 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3251 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3253 * cppfiles.c (open_file): Don't mark zero-length files
3254 never-reread here. Don't output diagnostics here either.
3255 (stack_include_file): Mark them never-reread here.
3256 (_cpp_read_file): Update.
3258 2001-10-08 Richard Henderson <rth@redhat.com>
3260 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3262 2001-10-08 Richard Henderson <rth@redhat.com>
3264 * expr.c (store_expr): When converting a CONST_INT for storage
3265 in a SUBREG, convert it to both SUBREG modes before stripping
3268 2001-10-08 Richard Henderson <rth@redhat.com>
3270 * varasm.c (restore_varasm_status): New.
3271 * function.h: Declare it.
3272 * function.c (pop_function_context_from): Call it.
3274 2001-10-08 Richard Henderson <rth@redhat.com>
3276 * c-common.h (struct c_lang_decl): Add declared_inline.
3277 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3278 * c-lang.c (c_disregard_inline_limits): Use it.
3279 * c-decl.c (duplicate_decls): Likewise.
3280 (pushdecl, redeclaration_error_message): Likewise.
3281 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3282 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3283 Set DECL_INLINE if -finline-functions.
3284 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3286 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3288 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3289 in enter_macro_context. Create a padding token in its own context
3290 if necessary when the search for '(' fails.
3291 (enter_macro_context): Update.
3293 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3295 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3296 genmultilib, toplev.c: Fix spelling errors of "separate" as
3297 "seperate", and corresponding spelling errors of related words.
3299 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3301 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3302 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3304 * c-dump.c (dump_option_value_info): Likewise.
3305 * c-format.c (format_length_info, format_char_info,
3306 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3307 * collect2.c (names): Likewise.
3308 * cppdefault.h (default_include): Likewise.
3309 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3310 * flow.c (life_analysis): Likewise.
3311 * gcc.c (dir_separator_str, modify_target, option_map,
3312 target_option_translations, spec_list_1, extra_specs_1,
3313 init_spec): Likewise.
3314 * gcov.c (gcov_version_string): Likewise.
3315 * genattr.c (write_units): Likewise.
3316 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3317 * gengenrtl.c (rtx_definition, defs): Likewise.
3318 * genrecog.c (pred_table): Likewise.
3319 * global.c (global_alloc): Likewise.
3320 * lcm.c (optimize_mode_switching): Likewise.
3321 * local-alloc.c (find_free_reg): Likewise.
3322 * params.h (param_info): Likewise.
3323 * predict.c (predictor_info): Likewise.
3324 * protoize.c (unexpansion_struct): Likewise.
3325 * real.c (bmask): Likewise.
3326 * recog.h (insn_operand_data, insn_data): Likewise.
3327 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3328 * stmt.c (expand_nl_goto_receiver): Likewise.
3329 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3330 target_switches, target_options): Likewise.
3331 * tradcif.y (token, tokentab2, yylex): Likewise.
3332 * tree.h (attribute_spec): Likewise.
3334 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3336 * arc.c (arc_output_function_epilogue): Likewise.
3337 * arm.c (processors, all_cores, all_architectures,
3338 arm_override_options, isr_attribute_arg, isr_attribute_args,
3339 arm_isr_value): Likewise.
3340 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3342 * c4x.c (c4x_int_reglist): Likewise.
3343 * d30v.c (override_options): Likewise.
3344 * h8300.c (shift_insn): Likewise.
3345 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3346 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3347 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3348 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3349 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3350 * i386.h (processor_costs, ix86_cost): Likewise.
3351 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3352 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3353 * m68k.c (codes_68881, codes_FPA): Likewise.
3354 * m88k.c (mode_from_align, max_from_align, all_from_align,
3355 best_from_align, m_options): Likewise.
3356 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3357 * mcore.c (mode_from_align): Likewise.
3358 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3359 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3360 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3361 * mips.h (mips_regno_to_class): Likewise.
3362 * ns32k.c (scales): Likewise.
3363 * pa.c (import_string, magic_milli): Likewise.
3364 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3365 * sparc.c (leaf_reg_remap, sparc_override_options,
3366 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3368 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3370 2001-10-07 Dale Johannesen <dalej@apple.com>
3372 * reload1.c (reload_reg_free_p): Teach register interference
3373 checking that multiple output reloads are emitted in
3375 reload1.c (reload_reg_reaches_end_p): Ditto.
3376 reload1.c (reloads_conflict): Ditto.
3378 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3380 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3381 NULL_TREE inside @code.
3383 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3385 * doc/gcc.texi: Document consistent style of "32-bit",
3386 "Objective-C", and "@code{NULL}".
3388 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3390 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3391 (cpp_token_len, cpp_spell_token, cpp_output_token,
3392 _cpp_equiv_tokens): Handle it.
3393 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3394 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3395 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3398 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3400 * gcc.c (default_compilers): Remove .ada.
3402 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3404 * doc/cppinternals.texi: Update.
3406 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3408 * gcc.c (main): Set this_file_error if the appropriate
3409 compiler for a language has not been installed.
3411 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3413 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3415 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3417 * gccbug.in (CATEGORIES): Add ada.
3419 2001-10-05 Catherine Moore <clm@redhat.com>
3421 * config/stormy16/stormy-abi: Document abi changes.
3422 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3423 (ICALL_REGS): New register class.
3424 (NUM_ARGUMENT_REGISTERS): Now 6.
3425 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3427 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3428 * config/stormy16.md (call_internal, call_value_internal,
3429 indirect_jump): Use new 'z' constraint.
3431 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3433 * doc/cppinternals.texi: Update.
3435 2001-10-05 Richard Henderson <rth@redhat.com>
3437 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3438 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3439 the gas section-name-as-label feature.
3441 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3443 * doc/cppinternals.texi: Update.
3445 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3447 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3448 to ensure valid SImode constants.
3450 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3452 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3453 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3454 * c-decl.c: Include tree-inline.h.
3455 (c_expand_body): Call optimize_inline_calls. Determine whether
3456 a function is inlinable upfront, and only clear
3457 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3458 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3459 (c_disregard_inline_limits): New function.
3460 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3461 (c_post_options): Enable tree inlining if inlining is enabled.
3462 Don't inline trees when instrumenting functions.
3463 (c_init): Initialize lang_disregard_inline_limits and
3464 lang_cannot_inline_tree_fn.
3465 * tree-inline.c (initialize_inlined_parameters): Handle calls
3466 with fewer arguments than declared parameters, and fewer
3467 parameters than passed arguments. Don't assume value is a
3469 (declare_return_variable): Convert return value back to the
3470 original type, if it was promoted.
3471 (tree_inlinable_function_p): New function.
3472 (inlinable_function_p): Don't look at DECL_INLINE if we're
3473 inlining all functions. Make it work with a NULL id.
3474 Re-check DECL_UNINLINABLE after language-specific checks.
3475 * tree-inline.h (tree_inlinable_function_p): Declare it.
3476 * integrate.c (save_for_inline): Don't bother to prepare argvec
3478 * cse.c (check_for_label_ref): Don't check deleted labels.
3480 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3481 * tree-inline.c: Include headers needed for the functions moved in.
3482 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3483 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3484 (copy_body, initialize_inlined_parameters): Likewise.
3485 (declare_return_variable, inlinable_function_p): Likewise.
3486 (expand_call_inline, expand_calls_inline): Likewise.
3487 (optimize_inline_calls, clone_body): Likewise.
3488 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3489 (copy_tree_r, remap_save_expr): Likewise.
3491 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3493 * Makefile.in (OBJS): Added tree-inline.o.
3494 (c-common.o): Depend on tree-inline.h.
3495 (tree-inline.o): New target.
3496 * c-common.c: Include tree-inline.h.
3497 (c_mark_lang_decl): Don't mark saved_tree.
3498 (c_common_lang_init): Set lang_anon_aggr_type_p.
3499 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3500 (struct c_lang_decl): Moved saved_tree to tree_decl.
3501 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3502 * integrate.h (function_attribute_inlinable_p): Declare it.
3503 * integrate.c (function_attribute_inlinable_p): Export it.
3504 * tree-inline.c: New file. Define variables declared in...
3505 * tree-inline.h: New file. Declare functions to be moved to
3506 tree-inline.c. Define macros and declare types and hooks for
3507 language-specific tree inlining.
3508 (flag_inline_trees): Moved definition from cp/decl2.c.
3509 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3510 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3511 (struct tree_decl): Moved saved_tree from c_lang_decl and
3512 inlined_fns from C++'s lang_decl.
3514 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3516 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3517 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3519 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3521 * doc/cppinternals.texi: Update.
3523 2001-10-04 Eric Christopher <echristo@redhat.com>
3525 * config/mips/mips.c (init_cumulative_args): Remember to set
3527 * config.gcc: Redo linux configuration. Add target_cpu_default
3528 of soft-float to all mipsisa32 combinations and tx39.
3529 * config/mips/linux.h: Remove include of mips.h.
3531 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3533 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3534 HOST_LDFLAGS and HOST_CPPFLAGS.
3536 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3538 * c-parse.in (objc_inherit_code, objc_pq_context,
3539 objc_public_flag): Make static.
3540 (objc_interface_context, objc_implementation_context,
3541 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3542 global tree array in objc/objc-act.[ch].
3543 (methoddef): Remove unnecessary code.
3545 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3546 Hoist struct definitions to objc-act.h.
3547 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3548 cat_count): Place declaration in objc-act.h.
3549 (objc_tree_index): Move enumeration to objc-act.h.
3550 (objc_global_trees): Place declaration and macro accessors in
3552 (implementation_context): Remove duplicate; use
3553 objc_implementation_context instead:
3554 (method_context): Remove duplicate; use objc_method_context
3556 (objc_ellipsis_node, objc_method_prototype_template,
3557 implemented_classes, function_type): Move global vars to
3559 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3560 (build_message_expr): Move actual construction of ObjC message
3561 send nodes to finish_message_expr.
3562 (finish_message_expr): New routine, contains code formerly in
3564 * objc/objc-act.h (finish_message_expr): New prototype.
3565 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3566 declarations; these vars are now part of objc_global_trees.
3567 (objc_tree_index, objc_global_trees): Move definitions from
3569 * objc/objc-tree.def: Update copyright info.
3571 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3573 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3575 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3576 only if TARGET_ARCH64.
3578 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3580 * doc/extend.texi: Fix some problems with previous checkin.
3581 * doc/invoke.texi: Likewise.
3583 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3585 * cpphash.h: Update comments.
3586 (cpp_context): Update.
3587 (spec_nodes): Remove n__Pragma.
3588 * cppinit.c (cpp_create_reader): Update.
3589 (builtin_array): Add _Pragma.
3590 * cpplib.h: Update comments.
3591 (NODE_DISABLED, BT_PRAGMA): New.
3592 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3593 * cppmacro.c (struct cpp_macro): Remove disabled.
3594 (builtin_macro): Return int, handle _Pragma, push the new token
3595 on the context stack.
3596 (funlike_invocation_p): Unconstify, update.
3597 (enter_macro_context): Handle builtins here.
3598 (replace_args, push_token_context, push_ptoken_context):
3599 Update for prototype changes.
3600 (_cpp_pop_context): Update.
3601 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3602 (cpp_sys_macro_p): Update.
3603 (_cpp_free_definition): Clear disabled flag.
3604 (_cpp_create_definition): Upate.
3605 * cppmain.c: Update comments.
3607 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3608 Andreas Jaeger <aj@suse.de>,
3609 Jan Hubicka <jh@suse.cz>
3611 * doc/invoke.texi (i386 Options): Document x86-64 options.
3612 (i386 and x86-64 Options): Rename i386 options section.
3614 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3615 (TARGET_SWITCHES): Add -munwind-info.
3616 (MASK_NO_UNWIND_INFO): New.
3617 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3619 (ASM_OUTPUT_DOUBLE_INT): New.
3621 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3622 * config.gcc: Fix tm_file settings for x86-64.
3623 * config/i386/x86-64.h: New file with OS independent x86-64
3625 * config/i386/biarch64.h: New file used to configure compiler
3626 to biarch/64bit compilation.
3628 * config/i386/i386.c: (override_options): Set flags default
3629 for 64bit compilation.
3631 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3633 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3634 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3635 constants on x86_64.
3636 (ix86_attr_length_immediate_default): Support MODE_DI.
3637 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3639 (indirect_jump, tablejump): Turn into expander.
3641 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3643 * c-common.c (c_format_attribute_table): Make format and
3644 format_arg attributes apply to function types rather than to
3646 (is_valid_printf_arglist): Construct an attribute list and pass
3647 that to check_function_format rather than a name.
3648 * c-common.h (check_function_format): Adjust prototype.
3649 * c-decl.c (duplicate_decls): Preserve attributes from type of
3650 built-in decl when allowing for harmless conflict in types.
3651 * c-format.c (record_function_format,
3652 record_international_format, function_format_list,
3653 international_format_info, international_format_list): Remove.
3654 (function_format_info): Remove next, name and assembler_name.
3655 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3656 (decode_format_attr): New.
3657 (handle_format_attribute): Handle receiving a type rather than a
3658 decl. Call decode_format_attr. Store format information in a
3659 function_format_info.
3660 (handle_format_arg_attribute): Correct comment. Handle receiving
3661 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3663 (check_format_info_recurse, check_format_info_main): Take argument
3664 numbers as unsigned HOST_WIDE_INT.
3665 (check_function_format): Take a list of attributes from the
3666 function type rather than a name or assembler name. Check for
3667 format attributes in that list and the attributes on the type of
3668 the current function rather than looking through
3669 function_format_list.
3670 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3672 (check_format_info_recurse): Take format_arg attributes from the
3673 type of the function calls rather than using
3674 international_format_list. Allow for multiple format_arg
3676 * c-typeck.c (build_function_call): Pass type attributes to
3677 check_function_format rather than name or assembler name. Don't
3678 require there to be a name or assembler name to check formats.
3680 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3682 * attribs.c (decl_attributes): Possibly call
3683 insert_default_attributes to insert default attributes on
3684 functions in a lazy manner.
3685 * builtin-attrs.def: New file; define the default format and
3686 format_arg attributes.
3687 * c-common.c (c_format_attribute_table): Move to earlier in the
3689 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3690 (enum built_in_attribute, built_in_attributes,
3691 c_attrs_initialized, c_init_attributes,
3692 c_common_insert_default_attributes): New.
3693 (c_common_lang_init): Don't initialize format_attribute_table. Do
3694 call c_init_attributes.
3695 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3696 * c-common.h (init_function_format_info): Don't declare.
3697 (c_common_insert_default_attributes): Declare.
3698 * c-decl.c (implicitly_declare, builtin_function): Call
3700 (init_decl_processing): Don't call init_function_format_info.
3701 (insert_default_attributes): New.
3702 * c-format.c (handle_format_attribute,
3703 handle_format_arg_attribute): Be quiet about inappropriate
3704 declaration when applying default attributes.
3705 (init_function_format_info): Remove.
3706 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3707 (insert_default_attributes): Declare.
3709 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3711 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3713 2001-10-01 Jim Wilson <wilson@redhat.com>
3715 * sched-deps.c (add_dependence): When elide conditional dependence,
3716 check that insn doesn't modify cond2.
3718 2001-10-01 Dale Johannesen <dalej@apple.com>
3720 * config/rs6000/rs6000.h (enum processor_type): Add support
3721 for 7400 (G4) and 7450.
3723 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3724 (rs6000_issue_rate): Ditto.
3725 (rs6000_adjust_cost): Fix cycle counts for compares.
3726 (debug_stack_info): Fix an obvious typo.
3727 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3728 * doc/invoke.texi: Document.
3729 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3731 (PROCESSOR_DEFAULT): Ditto.
3733 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3735 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3736 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3737 later recursive make invocation.
3739 2001-10-01 Hans Boehm <boehm@acm.org>
3741 * optabs.c (emit_libcall_block): When using non-call exceptions,
3742 don't add REG_LIBCALL reg notes to trapping calls.
3744 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3746 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3747 (propagate_one_insn): Update for above change
3749 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3751 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3752 _Unwind_GetTextRelBase): Argument is unused.
3754 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3756 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3757 Loop through NOPs, placeholders, and components.
3758 Don't go through NOPs if change mode.
3759 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3760 * emit-rtl.c (set_mem_alias_set): Enable check.
3761 * expr.c (find_placeholder): New function.
3762 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3763 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3764 to modify it and avoid unneeded copies.
3765 * expr.h (expand_expr): Always define.
3766 (find_placeholder): New declaration.
3768 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3770 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3771 operand 2 is the stack pointer.
3772 ("addr-peephole"): Fix address computation peephole when operand 2
3773 is the stack pointer.
3775 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3777 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3778 (ix86_setup_incoming_varargs): Likewise.
3780 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3782 * stor-layout.c (layout_type): Don't complain about too-large
3785 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3787 * function.c (keep_stack_depressed): Don't use delete_insn.
3789 * expr.h (set_mem_alias_set): Move decl to here.
3790 * rtl.h (mem_attrs): New typedef and struct.
3791 (union rtunion_def): Add field for mem_attrs.
3792 (X0MEMATTR, MEM_ATTRS): New macros.
3793 (MEM_ALIAS_SET): Use MEM_ATTRS.
3794 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3795 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3796 (set_mem_alias_set): Delete decl from here.
3798 * alias.c (set_mem_alias_set): Delete from here.
3799 * emit-rtl.c (mem_attrs_htab): New variable.
3800 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3801 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3802 (mem_attrs_mark, get_mem_attrs): Likewise.
3803 (gen_rtx_MEM): Clear MEM_ATTRS.
3804 (set_mem_attributes): Move to here.
3805 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3806 (init_emit_once): const_int_htab now deletable htab.
3807 Initialize mem_attrs_htab.
3808 * explow.c (set_mem_attributes): Delete from here.
3809 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3810 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3811 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3812 * reload1.c (reload): Rework changing REG to MEM.
3814 2001-09-30 H.J. Lu <hjl@gnu.org>
3816 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3817 * config.in: Rebuild.
3819 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3821 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3822 ("tsthi_1"): Avoid allocation in register y.
3823 ("*movqi_68hc12"): Reorganize and fix constraints.
3824 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3825 ("addqi3"): Likewise.
3826 ("addhi3"): Fix constraints.
3827 ("*logicalhi3_zexthi"): Disparage soft registers.
3829 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3831 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3834 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3836 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3837 that we use setjmp/longjmp exceptions.
3839 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3841 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3842 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3843 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3844 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3845 (_cpp_extend_buff, BUFF_ROOM): Update.
3846 (_cpp_append_extend_buff): New.
3847 (struct cpp_reader): Remove macro_pool, add a_buff.
3848 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3850 (cpp_destroy): Free a_buff instead of macro_pool.
3851 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3852 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3853 _cpp_pool_alloc, ): Remove.
3854 (parse_number, parse_string): Update use of _cpp_extend_buff.
3855 (_cpp_extend_buff): Update.
3856 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3857 * cpplib.c (glue_header_name, parse_answer):
3858 Update use of _cpp_extend_buff.
3859 (cpp_register_pragma, cpp_register_pragma_space): Use
3861 (do_assert, do_unassert): Check for EOL, update.
3862 * cppmacro.c (stringify_arg, collect_args): Update to use
3863 _cpp_extend_buff and _cpp_append_extend_buff.
3864 (save_parameter, parse_params, alloc_expansion_token,
3865 _cpp_create_definition): Rework memory management.
3867 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3869 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3870 update md_exec_prefix.
3871 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3874 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3876 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3877 (SELECT_CC_MODE): Use s390_select_ccmode.
3878 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3879 * config/s390/s390.c (s390_select_ccmode): New.
3880 (s390_match_ccmode): Add CCLmode.
3881 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3882 (output_branch_condition, output_inverse_branch_condition): Removed.
3883 (print_operand): Use s390_branch_condition_mnemonic.
3884 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3885 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3886 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3888 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3889 when converting conditional branches to far branches.
3890 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3891 cmpint_di): Use CCSmode instead of CCUmode.
3893 * config/s390/s390.c (legitimate_la_operand_p): New.
3894 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3895 * config/s390/s390.md (movsi): Convert load address patterns to
3896 arithmetic operations when necessary.
3897 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3898 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3899 (*do_la_reg_0): Don't use before reload.
3901 * config/s390/s390.c (legitimize_address): Make more efficient
3902 use of two-register addressing mode.
3904 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3905 with -mno-backchain in some corner cases.
3907 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3909 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3911 * reload.c (find_reloads): Mark new USE insns with QImode.
3912 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3913 find_reloads_subreg_address): Likewise.
3914 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3916 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3918 (reload): Make sure there are no USEs with mode other than
3919 VOIDmode. At the end, remove those marked with QImode.
3921 2001-09-29 Per Bothner <per@bothner.com>
3923 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3924 * Makefile.in (includedir): Rename to local_includedir.
3925 (includedir): Define as $(prefix)/include.
3926 * config.in (PREFIX_INCLUDE_DIR): New variable.
3927 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3929 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3931 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3933 * doc/extend.texi (Vector Extensions): New node.
3934 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3935 i386 -mmmx, -msse, -m3dnow.
3937 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3939 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3941 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3943 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3945 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3947 2001-09-28 Richard Henderson <rth@redhat.com>
3949 * varasm.c (assemble_integer): Bound alignment check by
3952 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3954 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3956 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3958 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3960 Mostly from Graham Stott <grahams@redhat.com>
3961 * c-common.c (type_for_mode): Add support for V2SFmode.
3962 * tree.c (build_common_tree_nodes_2): Likewise.
3963 * tree.h (enum tree_index, global_trees): Likewise.
3964 * config/i386/i386.c (x86_3dnow_a): New variable.
3965 (override_options): Support 3Dnow extensions.
3966 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3967 Athlon's version of 3Dnow.
3968 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3969 (ix86_expand_builtin): Handle them.
3970 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3971 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3972 TARGET_3DNOW_A): New macros.
3973 (TARGET_SWITCHES): Add 3Dnow switches.
3974 (VALID_MMX_REG_MODE_3DNOW): New macro.
3975 (VECTOR_MODE_SUPPORTED_P): Use it.
3976 (enum ix86_builtins): Add entries for 3Dnow builtins.
3977 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3978 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3979 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3980 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3981 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3982 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3983 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3984 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3985 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3986 sfence_insn, prefetch): Make these available if TARGET_SSE or
3989 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3991 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3992 ix86_va_start, ix86_build_va_list): Declare.
3993 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3994 ix86_va_start, ix86_build_va_list): New global functions.
3995 * i386.md (sse_prologue_save_insn): New insn.
3996 (sse_prologue_save): New expander.
3997 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3998 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
4000 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4002 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
4003 Use size_t everywhere, make definitions consistent with
4006 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
4008 * gcse.c (replace_store_insn): Use delete_insn.
4009 * loop.c (move_movables): Likewise; avoid delete_insn
4010 from clobbering notes moved elsewhere.
4011 (check_dbra_loop): Use delete_insn.
4012 * ssa.c (convert_from_ssa): Likewise.
4013 * cse.c (cse_insn): Use delete_insn.
4015 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4017 * cpphash.h (struct cpp_buff): Make unsigned.
4018 (_cpp_get_buff): Take length of size_t.
4019 (_cpp_unaligned_alloc): New.
4020 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4021 (struct cpp_reader): Remove ident_pool. Add u_buff.
4022 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4023 (cpp_destroy): Destroy u_buff, not ident_pool.
4024 * cpplex.c (parse_number, parse_string, save_comment,
4025 cpp_token_as_text): Update to use the unaligned buffer.
4026 (new_buff): Make unsigned.
4027 (_cpp_unaligned_alloc): New.
4028 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4029 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4031 (collect_args): Make unsigned.
4033 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4035 * cpplex.c (cpp_output_token): Use a putc loop for
4036 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4038 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4039 * configure, config.in: Regenerate.
4040 * system.h: Replace fwrite and fprintf with their unlocked
4041 variants if available.
4043 2001-09-27 Richard Henderson <rth@redhat.com>
4045 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4046 in favour of .eh_frame.
4048 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4050 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4052 (LIBCALL_VALUE): Likewise.
4054 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4056 * cpphash.h: Update comment.
4057 * cpplex.c: Update comments.
4058 (_cpp_can_paste): Remove.
4059 * cpplib.h (_cpp_can_paste): Remove.
4060 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4061 lexer rather than _cpp_can_paste.
4063 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4065 * doc/cppinternals.texi: Update.
4067 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4069 * cpphash.h (struct cpp_pool): Remove locks and locked.
4070 (struct cpp_context): Add member buff.
4071 (struct cpp_reader): Remove member argument_pool.
4072 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4073 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4074 * cpplex.c (chunk_suitable): Remove pool argument.
4075 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4076 (new_buff, _cpp_extend_buff): Update.
4077 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4078 which buffer is returned.
4079 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4080 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4081 * cppmacro.c (lock_pools, unlock_pools): Remove.
4082 (push_ptoken_context): Take a _cpp_buff.
4083 (enter_macro_context): Pool locking removed.
4084 (replace_args): Use a _cpp_buff for the replacement list with
4086 (push_token_context): Clear buff.
4087 (expand_arg): Use _cpp_pop_context.
4088 (_cpp_pop_context): Free a context's buffer, if any.
4090 2001-09-26 DJ Delorie <dj@redhat.com>
4092 * c-typeck.c (digest_init): Check for sizeless arrays.
4094 2001-09-26 Richard Henderson <rth@redhat.com>
4096 * optabs.c (init_one_libfunc): Create a dummy function type
4097 instead of using error_mark_node.
4099 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4101 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4102 _cpp_extend_buff, _cpp_free_buff): New.
4103 (struct cpp_reader): New member free_buffs.
4104 * cppinit.c (cpp_destroy): Free buffers.
4105 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4106 _cpp_extend_buff, _cpp_free_buff): New.
4107 * cpplib.h (struct cpp_options): Remove unused member.
4108 * cppmacro.c (collect_args): New. Combines the old parse_arg
4109 and parse_args. Use _cpp_buff for memory allocation.
4110 (funlike_invocation_p, replace_args): Update.
4112 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4114 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4116 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4118 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4120 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4122 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4125 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4126 Jim Wilson <wilson@redhat.com>
4128 * doc/install.texi (Specific, ia64-*-linux): Document.
4130 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4132 * Makefile.in (cfgrtl.o): Add.
4133 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4134 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4135 free_aux_for_edge): Declare.
4137 (HAVE_return): Undefine.
4138 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4139 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4140 free_aux_for_edge): New global functions.
4141 (first_delete_block): New static variable.
4142 (init_flow): Clear first_delete_block.
4143 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4144 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4145 try_redirect_by_replacing_jump, last_loop_beg_note,
4146 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4147 delete_insn, delete_insn_chain, create_basic_block_structure,
4148 create_basic_block, flow_delete_block, compute_bb_for_insn,
4149 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4150 set_block_for_new_insns, split_block, merge_blocks_nomove,
4151 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4152 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4153 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4154 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4155 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4156 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4157 purge_all_dead_edges): Move to ....
4158 * cfgrtl.c: New file; .... Here.
4160 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4161 (reroder_basic_block): Use alloc_aux_for_blocks.
4162 * predict.c (estimate_bb_frequencies): Likewise; use
4163 alloc_aux_for_edges.
4164 * profile.c (compute_branch_probabilities): Likewise.
4165 (branch_prob): Likewise.
4166 * reg-stack.c (reg_to_stack): Likewise.
4168 * emit-rtl.c (emit_insns_after): Never return NULL.
4170 * basic-block.h (set_block_for_new_insns): Delete.
4171 * cfgrtl.c (set_block_for_new_insns): Delete.
4173 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4174 calls when crossjumping.
4176 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4177 * unroll.c (copy_loop_body): Use delete_insn.
4179 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4180 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4181 keep_stack_depressed): Likewise.
4182 * gcse.c (cprop_cc0_jump): Likewise.
4183 * local-alloc.c (update_equiv_regs): Likewise.
4184 * loop.c (scan_loop, loop_delete_insns): Likewise.
4185 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4186 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4187 delete_output_reload, delete_address_reloads_1,
4188 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4190 * sibcall.c (replace_call_placeholder): Likewise.
4191 * cse.c (cse_insn): Likewise.
4193 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4195 From Graham Stott <grahams@redhat.com>
4196 (def_builtin): Only define builtins appropriate for target_flags. All
4198 (builtin_decsription): Add new field mask which is used to determine
4199 when to define the builtin via the macro def_builtin.
4201 (bdesc_comi): Initialise new mask fields.
4202 (bdesc_2srg): Likewise.
4203 (bdesc_1arg): Likewise.
4205 * config/i386/i386.c (ix86_init_builtins): Correct return type
4206 building v4hi_ftype_v4hi_int_int tree node.
4207 (ix86_expand_sse_comi): Fix typo swapping operands.
4208 Don't swap comparision condition, it is already swapped.
4209 (ix86_expand_sse_compare): Before swapping operands
4210 move operand 1 into new rtx and not the target rtx.
4211 Don't swap comparison condition, it is already swapped.
4212 Always check whether we need to create a new TARGET.
4214 * config/i386/i386.md: (sse_comi) Fix typos.
4215 (sse_ucomi): Likewise.
4216 (cvtss2si): Fix operand 0 contraint.
4217 (cvttss2si): Likewise.
4218 (sse_unpckhps): Fix mode for operand 2.
4219 (sse_unpcklps): Likewise.
4221 2001-09-25 Graham Stott <grahams@redhat.com>
4223 * sibcall.c (skip_copy_to_return_value): Tighten return value
4226 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4228 * rs6000.c (lwa_operand): Address must be word aligned.
4230 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4232 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4233 number has been set.
4234 (type_hash_mark): Mark type itself.
4236 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4238 * c-lex.c (cb_def_pragma): Update.
4239 (c_lex): Update, and skip padding.
4240 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4241 * cpphash.h (struct toklist): Delete.
4242 (union utoken): New.
4243 (struct cpp_context): Update.
4244 (struct cpp_reader): New members eof, avoid_paste.
4245 (_cpp_temp_token): New.
4246 * cppinit.c (cpp_create_reader): Update.
4247 * cpplex.c (_cpp_temp_token): New.
4248 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4249 (cpp_output_token): Don't print leading whitespace.
4250 (cpp_output_line): Update.
4251 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4252 do_include_common, do_line, do_ident, do_pragma,
4253 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4254 parse_assertion): Update.
4255 (get_token_no_padding): New.
4256 * cpplib.h (CPP_PADDING): New.
4257 (AVOID_LPASTE): Delete.
4258 (struct cpp_token): New union member source.
4259 (cpp_get_token): Update.
4260 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4261 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4262 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4263 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4264 _cpp_backup_tokens, _cpp_create_definition): Update.
4265 (push_arg_context): Delete.
4266 (padding_token, push_token_context, push_ptoken_context): New.
4267 (make_string_token, make_number_token): Update, rename.
4268 (cpp_get_token): Update to handle tokens as pointers to const,
4269 and insert padding appropriately.
4270 * cppmain.c (struct printer): New member prev.
4271 (check_multiline_token): Constify.
4272 (do_preprocessing, cb_line_change): Update.
4273 (scan_translation_unit): Update to handle spacing.
4274 * scan-decls.c (get_a_token): New.
4275 (skip_to_closing_brace, scan_decls): Update.
4276 * fix-header.c (read_scan_file): Update.
4278 * doc/cpp.texi: Update.
4280 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4282 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4283 leak by passing malloc'ed pointer to reconcat, not concat.
4285 2001-09-24 DJ Delorie <dj@redhat.com>
4287 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4289 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4291 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4292 reference is from the literal pool.
4294 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4296 * doc/install.texi (Final install): Request additional information
4297 in mail about successful builds.
4299 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4301 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4302 initial value of return pointer register instead of value in frame-20.
4305 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4307 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4308 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4309 the libcall if there isn't a referenced identifier for the symbol.
4311 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4313 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4314 non 64-bit machines. Use these as a plabel for the trampoline.
4315 (TRAMPOLINE_SIZE): Adjust size for new words.
4316 (INITIALIZE_TRAMPOLINE): Initialize new words.
4317 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4318 pointer to the plabel in the trampoline.
4320 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4322 * pa.c (function_arg): Pass floating arguments in both general and
4323 floating registers in indirect (dynamic) calls when generating code
4324 for the 32 bit ABI and the HP assembler.
4326 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4328 * doc/install.texi: Markup fixes.
4329 Use Solaris 2, SunOS 4 as appropriate.
4330 (Specific, *-*-solaris2*): Explain this.
4331 Unconditionally warn against /usr/ucb tools.
4332 Remove Sun as warning, obsolete.
4333 Move X11 header bug workaround here, update patches.
4334 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4335 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4337 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4339 * errors.h (warning, error, fatal, internal_error): Don't mark
4340 with ATTRIBUTE_PRINTF_n.
4341 * toplev.h (internal_error, fatal_io_error, warning, error,
4342 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4343 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4346 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4348 * function.c (pop_function_context_from): var_refs_queue
4349 and temp slots now in GC memory.
4350 (mark_function_status, free_after_compilation): Likewise;
4351 also struct function now in GC memory.
4352 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4353 (combine_temp_slots): Likewise.
4354 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4355 (prepare_function_start): Use GC memory for struct function.
4356 (mark_temp_slot): Deleted.
4357 (gcc_mark_struct_function): struct function now in GC memory.
4359 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4360 code for division, not modulus.
4362 * rtl.def (MEM): Remove obsolete part of comment.
4364 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4366 * c-format.c (init_function_format_info): Check __builtin_printf
4367 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4370 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4372 * c-common.c (format_attribute_table): Remove decl.
4373 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4374 (lang_attribute_common): Likewise.
4376 * function.c (fix_lexical_address): Use set_mem_alias_set.
4377 (expand_function_start): Likewise.
4378 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4380 * varasm.c (output_constant): Fix unused variable warning.
4382 * attribs.c: New file, from c-common.c.
4383 (attribute_tables): Now four elements.
4384 (format_attribute_table, lang_attribute_common): New variables.
4385 (init_attributes): Reflect above changes.
4386 (handle_mode_attribute): Delete check for wider than uintmax.
4387 * c-common.c: Delete parts moved to attribs.c.
4388 (enum attrs): Deleted; unused.
4389 (c_format_attribute_table): New variable.
4390 (c_common_lang_init): Initialize format_attribute_table with it.
4391 * c-common.h (decl_attributes): Remove decl.
4392 * tree.h (decl_attribute): Move it to here.
4393 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4394 (attribs.o): New rule.
4396 2001-09-22 Andreas Jaeger <aj@suse.de>
4398 * builtins.c (c_getstr): Remove unused variable.
4400 2001-09-21 Richard Henderson <rth@redhat.com>
4402 * reload1.c (reload): Use delete_insn instead of splatting
4405 2001-09-21 Richard Henderson <rth@redhat.com>
4407 * reload.c (push_secondary_reload): Don't check for "=" in output
4408 constraint after ""->ALL_REGS check.
4410 2001-09-21 Richard Henderson <rth@redhat.com>
4412 * predict.c (expected_value_to_br_prob): Use pc_set.
4414 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4415 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4417 2001-09-21 Richard Henderson <rth@redhat.com>
4419 * rtl.h (LCT_RETURNS_TWICE): New.
4420 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4422 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4423 to ECF_RETURNS_TWICE.
4424 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4427 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4429 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4430 (JMP_BUF_SIZE): New.
4432 2001-09-21 Richard Henderson <rth@redhat.com>
4434 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4437 2001-09-21 Richard Henderson <rth@redhat.com>
4439 * tree.def (FDESC_EXPR): New.
4440 * expr.c (expand_expr): Handle it.
4441 * varasm.c (initializer_constant_valid_p): Likewise.
4442 (output_constant): Likewise.
4443 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4444 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4445 (ASM_OUTPUT_FDESC): New.
4446 * doc/tm.texi: Document the new macros.
4448 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4450 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4451 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4452 once merging is complete.
4454 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4456 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4458 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4460 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4461 that would be invalid after a merge.
4463 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4465 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4466 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4468 (flow_delete_insn): This one.
4469 (delete_insn_chain): Rename from ...; do not care labels.
4470 (flow_delete_insn_chain): ... this one.
4471 (flow_delete_block): Remove the insns one BB has been expunged.
4472 (merge_blocks_nomove): Likewise.
4473 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4474 updating BB boundaries.
4475 (tidy_fallthru_edge): Likewise.
4476 (commit_one_edge_insertion): Likewise.
4477 * cfgbuild.c (find_basic_block): Likewise.
4478 (find_basic_blocks_1): Likewise.
4479 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4480 (try_crossjump_to_edge): Likewise.
4481 (try_optimize_cfg): Likewise.
4482 * cse.c (delete_trivially_dead_insns): Likewise.
4483 * df.c (df_insn_delete): Likewise.
4484 * doloop.c (doloop_modify): Use delete_related_insns.
4485 * emit-rtl.c (try_split): Likewise.
4486 (remove_insn): Update BB boundaries.
4487 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4488 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4489 updating BB boundaries.
4490 (propagate_block_delete_insn): Likewise.
4491 (propagate_block_delete_libcall): Likewise.
4492 * function.c (delete_handlers): Use delete_related_insns.
4493 (thread_prologue_and_epilogue_insns): Likewise.
4494 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4495 * genpeep.c (gen_peephole): Use delete_related_insns.
4496 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4498 (find_cond_trap): Likewise.
4499 * integrate.c (save_for_inline): Use delete_related_insns.
4500 (copy_insn_list): Likewise.
4501 * jump.c (pruge_linie_number_notes): Likewise.
4502 (duplicate_loop_exit_test): Likewise.
4503 (delete_computation): Likewise.
4504 (delete_related_insn): Rename from ...; use delete_insn
4505 (delete_insn): ... this one.
4506 (redirect_jump): Use delete_related_insns.
4507 * loop.c (scan_loop): Likewise.
4508 (move_movables): Likewise.
4509 (find_and_verify_loops): Likewise.
4510 (check_dbra_loop): Likewise.
4511 * recog.c (peephole2_optimize): Likewise.
4512 * reg-stack.c (delete_insn_for_stacker): Remove.
4513 (move_for_stack_reg): Use delete_insn.
4514 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4515 * reload1.c (delete_address_reloads): Use delete_related_insns.
4516 (fixup_abnormal_edges): Use delete_insn.
4517 * recog.c (emit_delay_sequence): Use delete_related_insns.
4518 (delete_from-delay_slot): Likewise.
4519 (delete_scheduled_jump): likewise.
4520 (optimize_skip): Likewise.
4521 (try_merge_delay_insns): Likewise.
4522 (full_simple_delay_slots): Likewise.
4523 (fill_slots_from_thread): Likewise.
4524 (relax_delay_slots): Likewise.
4525 (make_return_insns): Likewise.
4526 (dbr_schedule): Likewise.
4527 * rtl.h (delete_insn): Rename to delete_related_insns.
4528 (delete_insn, delete_insn_chain): New prototypes.
4529 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4530 by df_insn_delete already.
4531 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4532 * ssa.c (convert_from_ssa): Use delete_related_insns.
4533 * unroll.c (unroll_loop): Likewise.
4534 (calculate_giv_inc): Likewise.
4535 (copy_loop_body): Likewise.
4537 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4538 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4539 ix86_return_in_memory, ix86_function_value): Declare.
4540 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4541 new static valurables.
4542 (x86_64_reg_class): New enum
4543 (x86_64_reg_class_name): New array.
4544 (classify_argument, examine_argument, construct_container,
4545 merge_classes): New static functions.
4546 (optimization_options): Enable flag_omit_frame_pointer and disable
4547 flag_pcc_struct_return on 64bit.
4548 (ix86_libcall_value, ix86_function_value,
4549 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4550 ix86_return_in_memory, ix86_function_value): New global functions.
4551 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4552 (function_arg_advance): Handle x86_64 passing conventions.
4553 (function_arg): Likewise.
4554 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4555 (RETURN_IN_MEMORY): Move offline.
4556 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4557 (FUNCTION_VALUE_REGNO_P): New macro.
4558 (FUNCTION_ARG_REGNO_P): Move offline.
4559 (struct ix86_args): Add maybe_vaarg.
4560 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4561 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4563 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4565 * s390.md: Changed attributes for scheduling.
4566 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4569 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4571 Table-driven attributes.
4572 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4573 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4574 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4575 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4576 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4577 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4578 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4579 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4580 * tree.h (struct tree_decl): Change machine_attributes to
4582 * doc/c-tree.texi: Document that all attributes are now attached
4584 * c-common.c (add_attribute, attrtab, attrtab_idx,
4585 default_valid_lang_attribute, valid_lang_attribute): Remove.
4586 (attribute_tables, attributes_initialized,
4587 c_common_attribute_table, default_lang_attribute_table): New
4589 (handle_packed_attribute, handle_nocommon_attribute,
4590 handle_common_attribute, handle_noreturn_attribute,
4591 handle_unused_attribute, handle_const_attribute,
4592 handle_transparent_union_attribute, handle_constructor_attribute,
4593 handle_destructor_attribute, handle_mode_attribute,
4594 handle_section_attribute, handle_aligned_attribute,
4595 handle_weak_attribute, handle_alias_attribute,
4596 handle_no_instrument_function_attribute,
4597 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4598 handle_no_limit_stack_attribute, handle_pure_attribute): New
4600 (init_attributes, decl_attributes): Rewrite to implement
4601 table-driven attributes.
4602 * c-common.h (enum attribute_flags): Move to tree.h.
4603 * c-format.c (decl_handle_format_attribute,
4604 decl_handle_format_arg_attribute): Rename to
4605 handle_format_attribute and handle_format_arg_attribute. Update
4606 for table-driven attributes.
4607 * c-common.h (decl_handle_format_attribute,
4608 decl_handle_format_arg_attribute): Remove prototypes.
4609 (handle_format_attribute, handle_format_arg_attribute): Add
4611 * c-decl.c (grokdeclarator): Handle attributes nested inside
4613 * c-parse.in (setattrs, maybe_setattrs): Remove.
4614 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4615 Update to handle nested attributes properly.
4616 (maybe_resetattrs, after_type_declarator,
4617 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4618 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4620 (make_pointer_declarator): Update to handle nested attributes
4622 * doc/extend.texi: Update documentation of limits of attributes
4623 syntax. Warn about problems with attribute semantics in C++.
4624 * target.h (struct target): Remove valid_decl_attribute and
4625 valid_type_attribute. Add attribute_table and
4626 function_attribute_inlinable_p.
4627 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4628 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4629 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4631 (TARGET_INITIALIZER): Update.
4632 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4634 (function_attribute_inlinable_p): New function. Check for the
4635 presence of any machine attributes before using
4636 targetm.function_attribute_inlinable_p.
4637 (function_cannot_inline_p): Update.
4638 * Makefile.in (integrate.o): Update dependencies.
4639 * doc/tm.texi: Update documentation of target attributes and
4640 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4641 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4643 (default_target_attribute_table,
4644 default_function_attribute_inlinable_p): New.
4645 (lookup_attribute): Update comment to clarify handling of multiple
4646 attributes with the same name.
4647 (merge_attributes, attribute_list_contained): Allow multiple
4648 attributes with the same name but different arguments to appear in
4649 the same attribute list.
4650 * tree.h (default_valid_attribute_p): Remove prototype.
4651 (struct attribute_spec): New.
4652 (default_target_attribute_table): Declare.
4653 (enum attribute_flags): Move from c-common.h. Add
4654 ATTR_FLAG_TYPE_IN_PLACE.
4655 (default_function_attribute_inlinable_p): Declare.
4656 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4657 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4658 (TARGET_ATTRIBUTE_TABLE): Define.
4659 (vms_attribute_table): New.
4660 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4661 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4662 (TARGET_ATTRIBUTE_TABLE): Define.
4663 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4664 * config/arm/arm.c (arm_valid_type_attribute_p,
4665 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4667 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4669 (TARGET_ATTRIBUTE_TABLE): Define.
4670 (arm_attribute_table, arm_handle_fndecl_attribute,
4671 arm_handle_isr_attribute): New.
4672 * config/avr/avr.c (avr_valid_type_attribute,
4673 avr_valid_decl_attribute): Remove.
4674 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4676 (TARGET_ATTRIBUTE_TABLE): Define.
4677 (avr_attribute_table, avr_handle_progmem_attribute,
4678 avr_handle_fndecl_attribute): New.
4679 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4680 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4681 (TARGET_ATTRIBUTE_TABLE): Define.
4682 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4683 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4684 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4685 (TARGET_ATTRIBUTE_TABLE): Define.
4686 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4687 h8300_handle_eightbit_data_attribute,
4688 h8300_handle_tiny_data_attribute): New.
4689 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4690 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4692 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4694 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4695 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4697 (TARGET_ATTRIBUTE_TABLE): Define.
4698 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4699 ix86_handle_regparm_attribute): New.
4700 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4701 i386_pe_valid_type_attribute_p): Remove.
4702 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4703 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4704 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4705 (TARGET_ATTRIBUTE_TABLE): Define.
4706 (ia64_attribute_table): New.
4707 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4708 interrupt_ident2, model_ident1, model_ident2): Remove.
4709 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4710 (TARGET_ATTRIBUTE_TABLE): Define.
4711 (init_idents): Update.
4712 (m32r_attribute_table, m32r_handle_model_attribute): New.
4713 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4715 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4716 (TARGET_ATTRIBUTE_TABLE): Define.
4717 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4718 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4719 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4720 (TARGET_ATTRIBUTE_TABLE): Define.
4721 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4722 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4723 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4724 (TARGET_ATTRIBUTE_TABLE): Define.
4725 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4726 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4727 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4728 (TARGET_ATTRIBUTE_TABLE): Define.
4729 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4730 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4731 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4732 (TARGET_ATTRIBUTE_TABLE): Define.
4733 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4734 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4736 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4738 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4739 (TARGET_ATTRIBUTE_TABLE): Define.
4740 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4742 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4743 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4744 (TARGET_ATTRIBUTE_TABLE): Define.
4745 (v850_attribute_table, v850_handle_interrupt_attribute,
4746 v850_handle_data_area_attribute): New.
4747 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4748 Return void. Call decl_attributes instead of
4749 valid_machine_attribute.
4751 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4753 * sh-protos.h (sh_pr_n_sets): Declare.
4754 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4755 look at the copy to determine if PR needs to be saved.
4756 sh_pr_n_sets: New function.
4757 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4758 (ALLOCATE_INITIAL_VALUE): Define.
4760 * sh.c (initial_elimination_offset):
4761 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4763 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4765 * integrate.c (allocate_initial_values): New function.
4766 * integrate.h (allocate_initial_values): Declare.
4767 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4769 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4771 * toplev.c (rest_of_compilation): To here.
4772 Call allocate_initial_values.
4773 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4775 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4777 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4779 2001-09-20 DJ Delorie <dj@redhat.com>
4781 * c-typeck.c (really_start_incremental_init): Discriminate
4782 between zero-length arrays and flexible arrays.
4783 (push_init_level): Detect zero-length arrays and handle them
4784 like fixed-sized arrays.
4785 * expr.c (store_constructor): Handle zero-length arrays and
4786 flexible arrays correctly.
4787 * doc/extend.texi: Update zero-length array notes.
4789 2001-09-20 Jim Wilson <wilson@redhat.com>
4791 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4792 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4793 for issue port conflicts.
4794 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4796 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4798 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4801 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4803 * fold-const.c (hashtab.h): Include.
4804 (int_const_binop): Remove FORSIZE arg and compute from type; all
4806 Call size_int_type_wide for all single-word constants.
4807 (size_htab_hash, size_htab_eq): New functions.
4808 (size_int_type_wide): Rework to use hash table.
4809 * ggc-common.c (hashtab.h): Include.
4810 (struct d_htab_root): New struct.
4811 (d_htab_roots): New variable.
4812 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4813 (ggc_mark_roots): Handle deletable htabs.
4814 * ggc-page.c (ggc_marked_p): New function.
4815 * ggc-simple.c (ggc_marked_p): Likewise.
4816 * ggc.h: Reformatting throughout.
4817 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4818 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4819 (type_hash_add): Allocate struct type_hash from GC memory.
4820 (mark_hash_entry, mark_type_hash): Deleted.
4821 (type_hash_marked_p, type_hash_mark): New functions.
4822 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4824 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4826 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4829 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4831 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4832 array-too-large test for signed sizetype.
4834 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4836 * i386.md (indirect_jump): Allow Pmode operand.
4837 (tablejump): LIkewise; perform expansion to 64bit mode.
4838 * i386.c (symbolic_operand): Allow 64bit PIC references.
4839 (pic_symbolic_operand): Likewise.
4840 (ix86_find_base_term): Strip the 64bit PIC references.
4841 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4842 (legitimize_pic_address): Likewise.
4843 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4844 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4846 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4848 * stringpool.c (get_identifier_with_length): New function.
4849 * tree.h (get_identifier_with_length): New prototype.
4851 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4852 David Edelsohn <edelsohn@gnu.org>
4855 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4856 already sign-extended.
4858 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4859 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4861 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4862 (output_profile_hook): Declare label_name const.
4863 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4864 to match constraints.
4866 2001-09-19 Stan Shebs <shebs@apple.com>
4868 * alias.c: Fix typos in comments.
4869 * sched-rgn.c (init_ready_list): Ditto.
4870 * unwind-dw2.c (uw_frame_state_for): Ditto.
4871 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4872 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4873 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4875 2001-09-19 Richard Henderson <rth@redhat.com>
4877 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4879 * Makefile.in (cfg.o): Depend on TM_P_H.
4881 2001-09-19 Richard Henderson <rth@redhat.com>
4883 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4884 (local_symbolic_operand): ... here.
4885 (small_symbolic_operand): Check mode.
4886 (global_symbolic_operand): New.
4887 (input_operand): Reject symbolics if explicit relocs.
4888 (call_operand): Tidy.
4889 (alpha_legitimize_address): Use movdi_er_high_g.
4890 (alpha_expand_mov): Likewise.
4891 * config/alpha/alpha-protos.h: Update.
4892 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4893 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4894 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4895 (UNSPECV_LDGP2): Remove.
4896 (all call patterns): Use 's' not 'i' for symbolic constraint.
4897 (call_osf call_value_osf): Use call_operand.
4898 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4899 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4900 (prologue_ldgp_1_er): Remove.
4901 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4902 (builtin_setjmp_receiver_er patterns): Use them.
4903 (exception_receiver_er): Likewise.
4905 2001-09-19 Richard Henderson <rth@redhat.com>
4907 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4909 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4910 and NON_LOCAL_GOTO notes.
4911 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4912 copy over CALL_INSN_FUNCTION_USAGE.
4914 2001-09-18 Catherine Moore <clm@redhat.com>
4916 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4919 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4921 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4922 new-style tm_file specification. Specify correct tm_p_file,
4923 md_file, and out_file for s390x.
4925 * config/s390/linux.h, linux64.h: Don't include other target
4926 macro header files. Now handled via tm_file.
4928 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4929 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4930 are defined before use.
4932 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4934 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4935 code generation only for Gnu assembler.
4937 2001-09-18 Catherine Moore <clm@redhat.com>
4939 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4941 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4943 * config/mips/mips.c (mips_frame_set): New.
4944 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4945 a parallel frame-related expression with a set for each register.
4947 2001-09-18 Philip Blundell <philb@gnu.org>
4949 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4952 2001-09-17 Dale Johannesen <dalej@apple.com>
4954 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4955 * config/rs6000/aix.h (FIXED_R2): Define.
4956 * config/rs6000/darwin.h (FIXED_R2): Define.
4957 * config/rs6000/sysv4.h (FIXED_R2): Define.
4959 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4961 * except.c (dw2_build_landing_pads): New local
4962 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4963 barrier after clobbers. Fixes c++/4012.
4965 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4969 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4971 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4972 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4974 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4976 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4979 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4981 * cpphash.h (_cpp_lex_direct): New.
4982 * cpplex.c (_cpp_lex_token): Update.
4983 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4984 and increment that pointer.
4985 * cppmacro.c (alloc_expansion_token): New.
4986 (lex_expansion_token): Lex macro expansion directly into
4989 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4991 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4993 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4995 * basic-block.h (free_bb_for_insn): Declare.
4996 * bb-reorder.c (label_for_bb): Use block_label.
4997 (emit_jump_to_block_after): Remove.
4998 (insert_intra_1): Do not update block_for_insn.
4999 (insert_inter_bb_scope_notes): Likewise; update bb->end
5000 * cfg.c (free_bb_for_insn): New.
5001 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
5002 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
5003 (commit_one_edge_insertion): Likewise.
5004 (commit_one_edge_insertion): Do not update BB boundary.
5005 (commit_edge_insertions): Do not call compute_bb_for_insn.
5006 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
5007 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
5008 (merge_blocks_move_successor_nojumps): Likewise.
5009 (try_crossjump_to_edge): Do not update block_for_insn.
5010 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
5011 * df.c (df_pattern_emit_later): Do not update BB boundary.
5012 (df_jump_pattern_emit_after): Likewise.
5013 (df_insn_move_before): Use emit_insn_before.
5014 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5016 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5017 boundaries and basic_block_for_insn.
5018 (reorder_insns_nobb): Rename from reorder_insns.
5019 (reorder_insns): New.
5020 (emit_block_insn_before, emit_block_insn_after): Kill.
5021 * flow.c (check_function_return_warnings): Do not call
5022 compute_bb_for_insn; Do not free basic_block_for_insn.
5023 (attempt_auto_inc): Do not update basic_block_for_insn.
5024 * function.c (emit_return_into_block): Likewise;
5025 do not update BB boundaries.
5026 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5027 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5028 (pre_insert_copy_insn): Likewise.
5029 (update_ld_motion_notes): Likewise.
5030 (insert_insn_start_bb): Likewise.
5031 (replace_store_insn): Likewise.
5032 * ifcvt.c (noce_process_if_block): Likewise.
5033 (if_convert): Do not call compute_bb_for_insn.
5034 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5035 Use emit_insn_before and emit_insn_after.
5036 * recog.c (split_all_insns): Do not update BB boundaries;
5037 Do not call compute_bb_for_insn.
5038 (peephole2_optimize): Do not update BB boundaries.
5039 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5041 (emit_swap_insn): Likewise.
5042 (convert_regs_1): Likewise.
5043 * reload1.c (reload): Call compute_bb_for_insn.
5044 * rtl.h (reorder_insns_nobb): Declare.
5045 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5046 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5047 at places CFG is invalidated; do not call compute_bb_for_insn.
5049 * cfg.c (expunge_block): Invalidate BB structure.
5051 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5054 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5056 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5058 * cpphash.h (_cpp_lex_token): Update prototype.
5059 * cpplex.c (_cpp_lex_token): New prototype.
5060 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5061 lex_macro_node, read_flag, do_pragma_poison): Update.
5062 * cppmacro.c (cpp_get_token, parse_params,
5063 lex_expansion_token): Update.
5065 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5067 * cppmain.c (scan_translation_unit): Don't worry about
5068 putting a space after hashes.
5069 * cpplib.c (directive_diagnostics): New.
5070 (_cpp_handle_directive): Update to use directive_diagnostics.
5071 (run_directive): Don't toggle prevent_expansion.
5072 (do_line): Backup in case of the line extension.
5073 * cpplib.h (cpp_lexer_pos): Remove.
5074 * cppmacro.c (_cpp_create_definition): Precede a leading #
5077 2001-09-15 Richard Henderson <rth@redhat.com>
5079 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5081 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5083 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5085 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5087 PR preprocessor/3571
5088 * tradcpp.c (handle_directive): Skip non-vertical space.
5090 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * cppmain.c (setup_callbacks): Set line callback only
5093 if outputting preprocessed source.
5095 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5097 * collect2.c (main): Const-ification.
5098 * gcc.c (translate_options, process_command): Use xstrdup in
5099 lieu of xmalloc/strcpy.
5100 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5102 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5104 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5107 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5109 * scan-decls.c (scan_decls): Fix typo.
5111 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5113 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5114 Split mlstring_pos into mls_line and mls_col.
5115 * cppinit.c (cpp_create_reader): Initialize line to 1.
5116 (cpp_destroy): Free tokenruns.
5117 (push_include): Don't update lexer_pos.
5118 * cpplex.c (unterminated, parse_string): Update.
5119 (lex_token): Don't update lexer_pos, update.
5120 * cpplib.c (if_stack): Save line instead of line + col.
5121 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5122 push_conditional, _cpp_pop_buffer): Update.
5123 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5124 (_cpp_create_definition): Update.
5126 2001-09-15 Eric Christopher <echristo@redhat.com>
5128 * config/mips/abi64.h: Add support for MEABI.
5130 2001-09-15 Eric Christopher <echristo@redhat.com>
5132 * config/mips/mips.md: Add unspec #2.
5134 (reload_outdi): Ditto.
5135 (reload_outsi): Ditto.
5138 2001-09-15 Eric Christopher <echristo@redhat.com>
5139 Jason Eckhardt <jle@redhat.com>
5141 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5142 * config/mips/isa32-linux.h: New file.
5143 * config/mips/isa3264.h: Ditto.
5144 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5145 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5146 (output_block_mode): Support MEABI.
5147 (function_arg): Ditto. Fix floating point arg passing.
5148 (mips_va_start): Ditto.
5149 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5151 (mips_asm_file_start): Add new section to pass abi to gdb.
5152 (function_arg_pass_by_reference): Support MEABI.
5153 (mips_parse_cpu): Support mips32 and mips64 processors.
5154 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5155 TARGET_MIPS5KC. Support isa32 and isa64.
5156 (processor_type): Add r4kc, r5kc, r20kc.
5157 (GENERATE_MULT3_SI): New.
5158 (GENERATE_MULT3_DI): Ditto.
5159 (GENERATE_MULT3): Remove.
5160 (ISA_HAS_64BIT_REGS): Add isa == 64.
5161 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5162 (ISA_HAS_MADD_MSUB): New.
5163 (ISA_HAS_CLZ_CLO): Ditto.
5164 (ISA_HAS_DCLZ_DCLO): Ditto.
5165 (ABI_GAS_ASM_SPEC): New.
5166 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5169 (SUBTARGET_CC1_SPEC): Ditto.
5170 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5171 (PAD_VARARGS_DOWN): Support MEABI.
5172 (HARD_REGNO_NREGS): Move to mips.c.
5173 (ASM_OUTPUT_IDENT): Add #undef.
5174 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5175 (mulsi3): Use GENERATE_MULT3_SI.
5176 (mulsi3_mult3): Ditto. Support mips32, mips64.
5177 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5178 (mul_sub_si): New pattern.
5179 (unnamed splitters): New.
5180 (muldi3): Use GENERATE_MULT3_DI.
5181 (muldi3_internal2): Ditto.
5182 (movdicc): Support mips32.
5183 * config/mips/t-isa3264: New file.
5185 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5187 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5188 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5189 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5191 * reorg.c (fill_slots_from_thread): After call to
5192 steal_delay_list_from_target, update own_thread as new_thread may
5195 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5197 * cpperror.c (print_location): Take line and column, for
5198 default positioning use the previously lexed token.
5199 (_cpp_begin_message): Take line and column.
5200 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5201 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5202 * cpphash.h (_cpp_begin_message): Update prototype.
5203 * cppinit.c (push_include): Don't set output line.
5204 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5205 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5206 (do_pragma): Kludge for front ends. Don't expand macros at all.
5207 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5208 (struct cpp_token): Remove output_line.
5209 (struct cpp_callbacks): New member line_change.
5210 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5211 cpp_get_token): Preserve BOL flag.
5212 (cpp_get_line): Remove.
5213 (_cpp_backup_tokens): Remove useless abort().
5214 * cppmain.c (cb_line_change): New.
5215 (scan_translation_unit): Don't worry about starting new lines here.
5216 * scan-decls.c (scan_decls): Update.
5217 * c-lex.c (c_lex, init_c_lex): Update.
5218 (cb_line_change, src_lineno): New.
5220 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5222 * tree.c (append_random_chars): Generate the random
5223 characters in a reproducable fashion.
5225 2001-09-14 Richard Henderson <rth@redhat.com>
5227 * config/i386/i386.c (internal_label_prefix): New.
5228 (internal_label_prefix_len): New.
5229 (override_options): Set them.
5230 (local_symbolic_operand): New.
5231 (legitimate_pic_address_disp_p): Use it.
5232 (legitimize_pic_address): Likewise.
5234 2001-09-14 Marc Espie <espie@openbsd.org>
5236 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5239 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5241 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5242 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5244 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5246 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5247 invocation of SUBREG_REGNO_OFFSET.
5249 * haifa-sched.c: Fix typo in FSF copyright statement.
5250 * sched-deps.c: Fix typo in FSF copyright statement.
5251 * sched-ebb.c: Fix typo in FSF copyright statement.
5252 * sched-rgn.c: Fix typo in FSF copyright statement.
5253 * sched-vis.c: Fix typo in FSF copyright statement.
5255 * config.gcc: Move inclusion of arm elf specific header files
5256 from the files themselves into the tm_file variable. Make
5257 sure that elfos.h is included before target specific elf
5259 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5261 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5262 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5263 ASM_OUTPUT_CASE_LABEL): Protect definition.
5264 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5265 not already defined.
5266 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5267 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5268 Remove duplicate definition.
5269 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5270 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5271 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5272 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5273 Remove inclusion of arm/elf.h.
5274 * config/arm/unknown-elf.h: as for conix-elf.h.
5275 (STARTFILE_SPEC): Include crti.o and crtn.o.
5276 * config/arm/linux-elf.h: as for conix-elf.h.
5277 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5278 * config/arm/strongarm-elf.h: Remove inclusion of
5280 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5281 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5282 unknown-elf.h and elf.h.
5283 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5284 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5285 ASM_WEAKEN_LABEL): Remove redundant definition.
5286 * config/arm/elf.h: Test for inclusion of elfos.h
5287 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5288 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5289 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5290 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5291 redundant definition.
5292 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5293 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5294 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5295 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5296 Add rules to build crti.o and crtn.o
5297 * crti.asm: New file.
5298 * crtn.asm: New file.
5300 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5302 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5303 * cpphash.h (struct tokenrun): Add prev.
5304 (struct lexer_state): Remove bol.
5305 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5306 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5308 * cppinit.c (cpp_create_reader): Don't set bol.
5309 (cpp_destroy): Don't free lookaheads.
5310 * cpplex.c (lex_directive): Remove.
5311 (next_tokenrun): Update.
5312 (_cpp_lex_token): Clean up logic.
5313 (lex_token): Update to return a pointer to lexed token, since it
5314 can move to the start of the buffer. Simpify newline handling.
5315 * cpplib.c (SEEN_EOL): Update.
5316 (skip_rest_of_line): Remove lookahead stuff.
5317 (end_directive): Line numbers are already incremented. Revert
5318 to start of lexed token buffer if we can.
5319 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5320 parse_answer): Use _cpp_backup_tokens.
5321 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5322 instead. Don't check for EOL.
5323 (do_include_common, do_line, do_pragma_system_header): Use
5325 * cpplib.h (BOL, _cpp_backup_tokens): New.
5326 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5327 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5328 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5329 (builtin_macro): Don't use cpp_get_line.
5330 (cpp_get_line): Short term kludge.
5331 (parse_arg): Handle directives in arguments here. Back up when
5332 appropriate. Store EOF at end of argument list.
5333 (funlike_invocation_p): Use _cpp_backup_tokens.
5334 (push_arg_context): Account for EOF at end of list.
5335 (cpp_get_token): Remove lookahead stuff. Update.
5337 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5339 * c-parse.in (yyerror): Const-ification and/or static-ization.
5340 * c-typeck.c (push_member_name): Likewise.
5341 * collect2.c (main): Likewise.
5342 * dbxout.c (dbxout_parms): Likewise.
5343 * diagnostic.c (format_with_decl): Likewise.
5344 * dwarf2out.c (output_ranges): Likewise.
5345 * dwarfout.c (fundamental_type_code): Likewise.
5346 * except.c (dw2_output_call_site_table): Likewise.
5347 * gcc.c (do_spec_1): Likewise.
5348 * genopinit.c (optabs): Likewise.
5349 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5350 gen_declaration_1, handle_impent): Likewise.
5351 * protoize.c (default_include, in_system_include_dir, abspath):
5353 * sched-vis.c (visualize_stall_cycles): Likewise.
5354 * sdbout.c (plain_type_1, sdbout_end_function,
5355 sdbout_end_epilogue): Likewise.
5356 * varasm.c (decode_reg_name): Likewise.
5358 * 1750a.c (mod_regno_adjust): Likewise.
5359 * alpha.c (alpha_write_one_linkage,
5360 unicosmk_output_default_externs): Likewise.
5361 * arm.c (arm_condition_codes): Likewise.
5362 * arm.h (arm_condition_codes): Likewise.
5363 * avr.c (output_movsisf, encode_section_info): Likewise.
5364 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5366 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5367 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5368 * m88k.c (output_function_profiler): Likewise.
5369 * mips.c (mips_output_conditional_branch): Likewise.
5370 * ns32k.c (ns32k_out_reg_names): Likewise.
5371 * ns32k.h (ns32k_out_reg_names): Likewise.
5372 * pj.c (pj_output_rval): Likewise.
5373 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5374 * sparc.c (sparc_flat_function_prologue,
5375 sparc_flat_function_epilogue): Likewise.
5377 2001-09-13 Markus Werle <numerical.simulation@web.de>
5378 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5380 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5381 Aachen University of Technology".
5383 2001-09-13 Andreas Schwab <schwab@suse.de>
5385 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5388 2001-09-13 Richard Henderson <rth@redhat.com>
5390 * config/alpha/alpha.c (small_symbolic_operand): New.
5391 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5392 (some_operand, input_operand): Don't handle HIGH.
5393 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5394 (alpha_expand_mov): Likewise.
5395 (print_operand) [H]: Just print HIGH symbol.
5396 (print_operand_address): Handle small data.
5397 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5398 (TARGET_SWITCHES): Add -msmall-data/large-data.
5399 (PIC_OFFSET_TABLE_REGNUM): New.
5400 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5401 (PREDICATE_COES): Update.
5402 * config/alpha/alpha.md (adddi_er_high): New.
5403 (adddi_er_low): Handle small data.
5404 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5405 prefer .sdata to .rodata.
5406 (SELECT_RTX_SECTION): Likewise.
5408 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5410 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5411 defining __size_t and leaving size_t undefined.
5413 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5415 * basic-block.h (expunge_block): Declare.
5416 * cfg.c (expunge_block): Remove static declaration.
5418 2001-09-12 Richard Henderson <rth@redhat.com>
5420 * integrate.c (copy_insn_list): Copy label name from
5421 NOTE_INSN_DELETED_LABEL.
5423 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5425 * c-common.c (c_tree_code_name): Const-ification.
5426 * c-decl.c (c_decode_option): Likewise.
5427 * c-typeck.c (warn_for_assignment): Likewise.
5428 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5430 * cppinit.c (output_deps): Likewise.
5431 * dependence.c (dependence_string, direction_string): Likewise.
5432 * dwarf2out.c (output_ranges): Likewise.
5433 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5434 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5435 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5436 standard_startfile_prefix, standard_startfile_prefix_1,
5437 standard_startfile_prefix_2, tooldir_base_prefix,
5438 standard_bindir_prefix, find_a_file): Likewise.
5439 * genattrtab.c (make_length_attrs): Likewise.
5440 * gencheck.c (tree_codes): Likewise.
5441 * genemit.c (gen_split): Likewise.
5442 * genrecog.c (special_mode_pred_table): Likewise.
5443 * graph.c (graph_ext): Likewise.
5444 * protoize (default_include): Likewise.
5445 * reload.c (reload_when_needed_name): Likewise.
5446 * sched-vis.c (visualize_stall_cycles): Likewise.
5447 * tlink.c (recompile_files): Likewise.
5448 * toplev.c (decode_g_option): Likewise.
5449 * tradcpp.c (output_deps): Likewise.
5450 * varasm.c (decode_reg_name): Likewise.
5452 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5455 * avr.c (avr_regnames, encode_section_info): Likewise.
5456 * c4x.c (float_reg_names): Likewise.
5457 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5458 * elfos.h (const_section): Likewise.
5459 * i386.c (ix86_comp_type_attributes): Likewise.
5460 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5461 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5462 * ia64.c (type_names): Likewise.
5463 * m68hc11.c (reg_class_names): Likewise.
5464 * m88k.c (m_options): Likewise.
5465 * mips.c (mips_output_conditional_branch, mips_unique_section):
5467 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5468 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5469 ultra_code_names): Likewise.
5470 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5472 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5474 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5475 Use --fatal-warnings option for gas.
5476 * configure: Rebuilt.
5478 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5480 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5482 2001-09-11 Jim Wilson <wilson@redhat.com>
5484 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5486 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5488 * builtins.c (c_strlen): Treat an offset too large for a
5489 HOST_WIDE_INT as out of range.
5491 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5493 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5494 (EDGE_CRITICAL_P): New predicate.
5495 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5497 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5498 (dump_edge_info): Remove "crit".
5499 * cfganal.c (mark_critical_edges): Kill.
5500 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5501 * cfgcleanup.c (cleanup_cfg): Likewise.
5502 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5503 (find_spanning_tree): Likewise.
5504 * reg-stack.c (convert_regs_1): Likewise.
5505 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5507 * basic-block.h (create_basic_block_structure): New.
5508 (create_basic_block): Update prototype.
5509 (force_nonfallthru): New.
5510 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5511 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5512 handle updating of block_for_insn, creating of empty BBs and BBs at
5513 the end of INSN chain.
5514 (create_basic_block): New function.
5515 (split_block): Use create_basic_block.
5516 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5517 (redirect_edge_and_branch_force): ... here.
5518 (force_nonfallthru): New.
5519 (split_edge): Rewrite to use force_nonfallthru and create_block.
5520 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5521 (find_basic_blocks): Free basic_block_for_insn.
5522 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5524 * cfg.c: Fix formating.
5525 * cfgcleanup.c: Fix formating.
5526 (merge_blocks, tail_recursion_label_p): Return bool.
5527 (merge_blocks_move_predecessor_nojumps,
5528 merge_blocks_move_successor_nojumps): Return void.
5530 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5532 * configure.in: Check whether assembler supports section merging.
5533 * config.in: Rebuilt.
5534 * configure: Rebuilt.
5535 * varasm.c (variable_section, output_constant_pool): Pass alignment
5536 to SELECT_SECTION and SELECT_RTX_SECTION.
5537 (mergeable_string_section): New.
5538 (mergeable_constant_section): New.
5539 (default_elf_asm_named_section): Output SECTION_MERGE and
5540 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5541 * output.h (mergeable_string_section): New.
5542 (mergeable_constant_section): New.
5543 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5544 * toplev.c (flag_merge_constants): New.
5545 (f_options): Add -fmerge-constants and -fmerge-all-constants
5547 (toplev_main): Default to -fno-merge-constants if not optimizing.
5548 * flags.h (flag_merge_constants): Add extern.
5549 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5550 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5552 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5553 Define if assembler has working .subsection -1 support.
5554 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5555 Put constant into special SHF_MERGE sections if the linker should
5556 attempt to merge duplicates.
5557 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5559 Put constant into special SHF_MERGE sections if the linker should
5560 attempt to merge duplicates.
5561 * config/alpha/elf.h: Likewise.
5562 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5563 has working .subsection -1 support.
5564 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5566 * config/svr3.h: Likewise.
5567 * config/darwin.h: Likewise.
5568 * config/arm/aof.h: Likewise.
5569 * config/arm/linux-elf.h: Likewise.
5570 * config/avr/avr.h: Likewise.
5571 * config/c4x/c4x.h: Likewise.
5572 * config/d30v/d30v.h: Likewise.
5573 * config/i386/dgux.h: Likewise.
5574 * config/i386/osfrose.h: Likewise.
5575 * config/i386/sco5.h: Likewise.
5576 * config/i386/svr3gas.h: Likewise.
5577 * config/ia64/aix.h: Likewise.
5578 * config/m32r/m32r.h: Likewise.
5579 * config/m68k/m68k.h: Likewise.
5580 * config/m88k/dgux.h: Likewise.
5581 * config/m88k/m88k.h: Likewise.
5582 * config/mcore/mcore-pe.h: Likewise.
5583 * config/mips/mips.h: Likewise.
5584 * config/pa/pa.h: Likewise.
5585 * config/pa/pa-linux.h: Likewise.
5586 * config/romp/romp.h: Likewise.
5587 * config/rs6000/sysv4.h: Likewise.
5588 * config/rs6000/xcoff.h: Likewise.
5589 * config/s390/linux.h: Likewise.
5590 * config/sparc/sparc.h: Likewise.
5591 * config/sparc/sysv4.h: Likewise.
5592 * config/stormy16/stormy16.h: Likewise.
5593 * config/v850/v850.h: Likewise.
5594 * config/vax/vms.h: Likewise.
5595 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5596 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5597 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5598 default_elf_asm_named_section for SHF_MERGE sections.
5600 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5602 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5605 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5607 * c-common.c (split_specs_attrs): Allow for empty attributes with
5608 empty TREE_PURPOSE. Fixes PR c/4294.
5610 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5612 * basic-block.h (cached_make_edge, make_single_succ): New.
5613 (make_edge): Remove first parameter.
5614 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5615 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5616 created edge; use obstack allocation.
5617 (make_edge, make_single_succ_edge): New.
5618 (first_removed_edge): New static variable.
5619 (init_flow): Initialize first_removed_edge and n_edges.
5620 (clear_edges): Use remove_edge.
5621 (flow_delete_block): Likewise.
5622 (remove_edge): Add removed edges to the removed edges list.
5623 (split_block, redirect_edge_and_branch_force, split_edge):
5625 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5626 (add_noreturn_fake_exit_edges): Likewise.
5627 (connect_infinite_loops_to_exit): Liekwise.
5628 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5629 Use cached_make_edge.
5630 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5631 * profile.c (branch_prob): Update make_edge call.
5632 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5634 2001-09-11 Richard Henderson <rth@redhat.com>
5636 * config/alpha/alpha.c: Tidy formatting.
5637 (local_symbolic_operand): Verify mode.
5638 (alpha_sa_mask): Ignore unicos for eh_return.
5639 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5640 * config/alpha/alpha.md (umk divsi patterns): Remove.
5641 (extendsfdf2): Remove unicos check.
5642 (tablejump): Merge vms and unicos code; always use direct set
5645 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5647 * config.gcc (alpha*-*-unicosmk*): New target.
5649 * config/alpha/alpha-protos.h (symbolic_operand,
5650 unicosmk_add_call_info_word, unicosmk_add_extern,
5651 unicosmk_defer_case_vector, unicosmk_unique_section,
5652 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5653 unicosmk_asm_file_start, unicosmk_asm_file_end,
5654 unicosmk_output_common): Declare.
5656 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5657 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5658 alpha_does_function_need_gp, alpha_end_function): Support Cray
5660 (alpha_init_machine_status, alpha_mark_machine_status,
5661 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5662 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5663 unicosmk_asm_named_section, unicosmk_insert_attributes,
5664 unicosmk_section_type_flags, symbolic_operand,
5665 unicosmk_output_module_name, unicosmk_output_default_externs,
5666 unicosmk_output_dex, unicosmk_output_externs,
5667 unicosmk_output_addr_vec, unicosmk_ssib_name,
5668 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5669 unicosmk_asm_file_end, unicosmk_output_common,
5670 unicosmk_section_type_flags, unicosmk_unique_section,
5671 unicosmk_add_call_info_word, unicosmk_text_section,
5672 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5673 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5674 unicosmk_dex_count, unicosmk_special_name): New.
5675 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5676 TARGET_ABI_UNICOSMK.
5677 (get_aligned_mem, alpha_expand_unaligned_load,
5678 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5679 alpha_expand_unaligned_store_words): Support big-endian mode.
5680 (print_operand): Likewise. New format specifier 't'. Use
5681 TARGET_AS_SLASH_BEFORE_SUFFIX.
5682 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5683 (alpha_pv_save_size): Update with above change.
5684 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5685 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5688 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5689 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5690 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5691 (EXTRA_CONSTRAINT): New constraint 'U'.
5692 (PREDICATE_CODES): Add symbolic_operand.
5694 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5695 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5696 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5697 (integer division and modulus patterns): Split in default and
5699 (*divmodsi_internal, *divmoddi_internal): Disable for
5700 TARGET_ABI_UNICOSMK.
5701 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5702 little-endian and big-endian versions.
5703 (ext, ins, msk): Likewise.
5704 (extv, extzv, insv): Support big-endian mode.
5705 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5706 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5707 *tablejump_umk_internal, *call_value_umk): New.
5708 (*movdi_nofix): Add pattern for loading an address into a register on
5709 TARGET_ABI_UNICOSMK.
5710 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5711 (umk_mismatch_args, arg_home_umk): New.
5712 (various insns): Don't use mov, fmov, nop, fnop and unop.
5713 (realign): Support TARGET_ABI_UNICOSMK.
5715 * config/alpha/unicosmk.h: New file.
5716 * config/alpha/t-unicosmk: New file.
5718 * fixinc/inclhack.def (unicosmk_restrict): New.
5719 * fixinc/fixincl.x: Regenerate.
5721 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5722 (wchar_t): Check for and define __WCHAR_T__.
5724 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5726 * combine.c (simplify_shift_const): Treat shifts by the mode
5729 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5731 * cpphash.h (struct tokenrun): New.
5732 (struct cpp_context): New member bol.
5733 (struct cpp_reader): New members.
5734 (_cpp_init_tokenrun): New.
5735 * cppinit.c (cpp_create_reader): Set up the token runs.
5736 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5737 (lex_token): New internalised version of _cpp_lex_token. Don't
5738 handle directives or the multiple include opimisation here any
5739 more. Simply lex a token.
5740 * cpplib.c (run_directive): Clear bol.
5741 (_cpp_pop_buffer): Set bol.
5742 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5745 2001-09-11 Michael Meissner <meissner@redhat.com>
5747 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5748 give an error if the user uses -mfp32.
5749 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5751 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5752 floating point register size.
5753 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5755 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5756 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5758 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5759 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5761 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5763 * dbxout.c (dbxout_parms): Fix typo in comment.
5764 * unroll.c (loop_find_equiv_value): Ditto.
5765 * toplev.c (rest_of_compilation): Ditto.
5766 * loop.c (scan_loop): Ditto.
5767 * dwarf2out.c (struct dw_fde_struct): Ditto.
5769 2001-09-10 Zack Weinberg <zackw@panix.com>
5771 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5772 copying identifier when we're just going to throw it away.
5773 (parse_identifier_slow): New routine to handle abnormal cases.
5774 (_cpp_lex_token): Update call site.
5776 * hashtable.c (ht_lookup): Don't assume that the string we've
5777 been given is NUL-terminated.
5778 * system.h: #define __builtin_expect(a, b) to (a) if not
5781 2001-09-10 Michael Meissner <meissner@redhat.com>
5783 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5786 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5788 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5790 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5792 * builtins.c (c_getstr): Correct thinko in last change and further
5795 2001-09-10 Tim Freeman <tim@fungibole.com>
5797 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5798 into varray's and register them as roots with the garbage
5799 collector so they are not collected too soon.
5801 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5803 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5805 * basic-block.h (flow_obstack, label_value_list,
5806 tail_recursion_label_list): Declare
5807 (tidy_fallthru_edges): Declare.
5808 (expunge_block, last_loop_beg_note): Delete.
5809 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5811 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5812 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5813 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5814 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5815 expunge_block, flow_delete_block, compute_bb_for_insn,
5816 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5817 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5818 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5819 try_redirect_by_replacing_jump, last_loop_beg_note,
5820 redirect_edge_and_branch, redirect_edge_and_branch_force,
5821 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5822 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5823 commit_edge_insertions, dump_flow_info, debug_flow_info,
5824 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5825 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5826 Move here from flow.c
5827 * cfganal.c: New file.
5828 (forwarder_block_p, can_fallthru, mark_critical_edges,
5829 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5830 find_unreachable_blocks, create_edge_list, free_edge_list,
5831 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5832 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5833 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5834 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5835 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5836 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5837 Move here from flow.c
5838 * cfgbuild.c: New file
5839 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5840 make_edges, find_basic_blocks_1, find_basic_blocks,
5841 find_sub_basic_blocks): Move here from flow.c
5842 * cfgcleanup.c: New file.
5843 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5844 merge_blocks_move_predecessor_nojumps,
5845 merge_blocks_move_successor_nojumps, merge_blocks,
5846 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5847 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5848 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5850 * cfgloop.c: New file
5851 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5852 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5853 flow_loop_exit_edges_find, flow_loop_nodes_find,
5854 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5855 flow_loop_tree_node_add, flow_loops_tree_build,
5856 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5857 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5858 Move here from flow.c
5859 * flow.c: Remove everything moved elsewhere
5860 * output.h (cleanup_cfg): Return bool.
5862 * bb-reorder.c (reorder_block_def): Remove 'index'.
5863 (insert_intra_1): Add argument BB, set block for new note.
5864 (make_reorder_chain): Do not depdent on BB indexes.
5865 (make_reorder_chain_1): Do not use BB indexes.
5866 (label_for_bb): Likewise; set BB for new insn.
5867 (emit_jump_to_block_after): Likewise.
5868 (fixup_reoder_chain): Sanity check that all basic blocks
5869 are chained; verify newly created insn chain; remove
5870 undocnitional jump simplifying; Do not use BB indexes;
5871 properly initialize count and frequency information;
5872 dump reordered sequence.
5873 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5874 (insert_inter_bb_scope_notes): Set block for new insn.
5875 (reorder_basic_blocks): Dump flow info before reoredering.
5877 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5879 * alias.c (clear_reg_alias_info): Use K&R format definition.
5880 Avoid unsigned warning.
5881 * builtins.c: Use "unsigned int", not "unsigned".
5882 (target_char_cast): Use host_integerp and tree_low_cst.
5883 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5884 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5885 (c_getstr): Likewise.
5886 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5887 (builtin_memcpy_read_str): Avoid unsigned warning.
5888 (expand_builtin_memcpy): Alignments are unsigned.
5889 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5890 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5891 * predict.c (expensive_function_p): LIMIT now unsigned.
5892 * resource.c (mark_target_live_regs): Make some vars unsigned.
5893 * sdbout.c: Use "unsigned int", not "unsigned".
5894 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5895 (sdbout_source_line): Likewise.
5896 (sdbout_record_type_name): Remove "const" for NAME declaration.
5897 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5899 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5901 * calls.c (store_one_arg): Expand comment.
5903 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5905 * calls.c (store_one_arg): Make sure that the entire argument is
5906 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5908 2001-09-09 Richard Henderson <rth@redhat.com>
5910 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5912 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5914 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5916 2001-09-09 Richard Henderson <rth@redhat.com>
5918 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5919 (alpha_this_literal_sequence_number): New.
5920 (alpha_this_gpdisp_sequence_number): New.
5921 (some_operand, input_operand): Add HIGH.
5922 (local_symbolic_operand): New.
5923 (alpha_encode_section_info): New.
5924 (alpha_legitimate_address_p): Allow LO_SUM.
5925 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5926 (alpha_expand_mov): Likewise.
5927 (secondary_reload_class): Check memory_operand not general_operand
5929 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5930 (alpha_expand_unaligned_store): Likewise.
5931 (alpha_expand_unaligned_load_words): Likewise.
5932 (alpha_expand_unaligned_store_words): Likewise.
5933 (alpha_expand_block_clear): Likewise.
5934 (print_operand): Handle %#, %*, %H.
5935 (print_operand_address): Handle LO_SUM.
5937 (alpha_does_function_need_gp): Use it.
5938 (alpha_expand_block_move): Fix signed compare warnings.
5939 (alpha_sa_mask, alpha_align_insns): Likewise.
5940 * config/alpha/alpha-protos.h: Update.
5941 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5942 (MASK_EXPLICIT_RELOCS): New.
5943 (TARGET_SWITCHES): Add -mexplicit-relocs.
5944 (EXTRA_CONSTRAINT): Add 'T'.
5945 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5946 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5947 (ENCODE_SECTION_INFO): Out line.
5948 (REDO_SECTION_INFO_P): New.
5949 (STRIP_NAME_ENCODING): New.
5950 (ASM_OUTPUT_LABELREF): New.
5951 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5952 (PREDICATE_CODES): Update.
5953 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5954 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5955 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5956 builtin_setjmp_receiver_er, exception_receiver_1_er,
5957 call_value_osf_1_er): New patterns.
5958 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5959 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5960 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5961 (FINAL_PRESCAN_INSN): New.
5963 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5965 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5967 2001-09-08 Andreas Jaeger <aj@suse.de>
5969 * i386.h (TARGET_SWITCHES): Fix description.
5971 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5973 * rs6000.c (num_insns_constant): Compute number of instructions
5976 * doc/install.texi: Explain AIX exception handling work-around.
5977 Update URL for AIX fixes.
5979 2001-09-07 Jim Wilson <wilson@redhat.com>
5981 * alias.c (clear_reg_alias_info): New.
5982 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5983 * rtl.h (clear_reg_alias_info): Declare.
5985 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5987 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5989 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5990 (m16m,edivm,emulm): Change declaration to match definition.
5992 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5994 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5995 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5998 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6000 * c-common.c (signed_or_unsigned_type): Handle machine mode types
6001 which have no corresponding C type.
6002 * fold_const.c (target_isinf,target_isnan,target_negative): Update
6003 the representation of 64-bit doubles to work with 64-bit ints.
6005 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
6007 * config/mips/mips.c (override_options): Do not override ISA when ABI
6008 specified if MIPS_CPU_STRING_DEFAULT was specified.
6010 2001-09-07 Richard Henderson <rth@redhat.com>
6012 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
6013 (express_from_1): Wrap lines.
6014 * rtlanal.c (commutative_operand_precedence): Rename from
6015 operand_preference; export.
6016 * rtl.h: Declare it.
6017 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6018 (simplify_binary_operation): Invoke simplify_plus_minus on
6019 (CONST (PLUS ...)) as well.
6020 (struct simplify_plus_minus_op_data): New.
6021 (simplify_plus_minus_op_data_cmp): New.
6022 (simplify_plus_minus): Use them. Avoid infinite recursion with
6023 simplify_binary_operation wrt CONST.
6025 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6027 * h8300-protos.h (general_operand_dst_push): Remove.
6028 * h8300.c (general_operand_dst_push): Likewise.
6029 * h8300.h (OK_FOR_T): Likewise.
6030 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6031 * h8300.md (pushqi_h8300): New.
6032 (pushqi_h8300hs): Likewise.
6034 (pushhi_h8300): Likewise.
6035 (pushhi_h8300hs): Likewise.
6038 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6040 * genattrtab.c (attr_printf): First arg is unsigned.
6041 Clean up formatting of callers.
6043 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6045 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6048 2001-09-07 Andreas Jaeger <aj@suse.de>
6050 * i386.h (TARGET_SWITCHES): Fix descriptions.
6052 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6054 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6056 2001-09-06 Ira Ruben <ira@apple.com>
6058 Remove OP_IDENTIFIER.
6059 * tree.def (OP_IDENTIFIER): Remove.
6060 * tree.c (tree_node_kind enum): Remove op_id_kind.
6061 (tree_node_kind_names): Remove "op_identifiers".
6062 (make_node): Remove OP_IDENTIFIER test.
6063 (build_op_identifier): Removed because it isn't being used.
6064 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6065 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6067 2001-09-06 Richard Henderson <rth@redhat.com>
6069 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6071 2001-09-06 Richard Henderson <rth@redhat.com>
6073 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6076 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6078 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6079 number used for CR register.
6081 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6082 Joern Rennecke (amylaar@cygnus.com)
6084 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6085 * h8300.c (initial_offset): Handle offset between RP and FP.
6086 (h8300_return_addr_rtx): New function.
6087 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6089 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6090 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6091 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6092 (CAN_ELIMINATE, REGISTER_NAMES):
6093 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6095 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6097 Remove TYPE_NONCOPIED_PARTS.
6098 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6099 (struct tree_type): Remove noncopied_parts.
6100 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6101 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6102 (fixed_type_p): Remove.
6103 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6104 (expand_expr, MODIFY_EXPR): Likewise.
6105 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6106 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6108 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6110 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6112 (mask64_operand): Likewise.
6113 (includes_rldic_lshift_p): Likewise.
6114 (includes_rldicr_lshift_p): Likewise.
6116 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6118 * objc/objc-act.c (build_message_expr): If a class method cannot
6119 be found, do not issue a warning if a corresponding instance
6120 method exists in the root class.
6122 2001-09-05 Richard Henderson <rth@redhat.com>
6124 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6126 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6128 * function.c (ggc_mark_struct_function): Mark f->outer.
6129 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6130 * integrate.c (output_inline_function): ... not here.
6132 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6134 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6136 * i386.c (size_cost): New static variable.
6137 (override_function): Use size_cost when -Os is specified.
6139 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6140 properly; Use current_function_calls_eh_return.
6141 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6142 use leave to avoid dependency chain.
6144 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6145 get BB loop_depth instead of computing it from LOOP notes.
6147 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6149 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6151 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6152 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6153 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6155 2001-09-05 Jeffrey A Law (law@cygnus.com)
6156 Jason Merrill (jason@redhat.com)
6158 * stor-layout.c (layout_type): Complain if an array's size can
6159 not be represented in a size_t.
6161 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6163 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6165 * gcc.c: (process_command) Add parentheses around assignment
6166 used as truth value.
6168 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6170 * config/mips/mips.c (save_restore_insns): Don't mark any register
6171 save slots as unchanging if current_function_calls_eh_return.
6173 2001-09-05 Richard Henderson <rth@redhat.com>
6175 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6176 * config/alpha/alpha-protos.h: Declare it.
6177 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6178 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6179 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6180 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6181 (REG_OK_FOR_BASE_P): Select one of the above.
6183 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6185 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6186 (crti.o): Prefix name of object file with $(T).
6189 2001-09-05 David S. Miller <davem@redhat.com>
6191 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6192 * config/sparc/linux64.h: Likewise.
6194 2001-09-05 Andreas Jaeger <aj@suse.de>
6196 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6197 available anymore, remove the documentation.
6198 (i386 Options): Fix typo, cleanup index entries.
6200 * prefix.c (concat): Remove, we can use the version from liberty.
6202 2001-09-05 Richard Henderson <rth@redhat.com>
6204 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6205 New functions split out of md file expanders.
6206 * config/alpha/alpha-protos.h: Declare them.
6207 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6209 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6211 * cppmacro.c (funlike_invocation_p): No need to restore context.
6213 2001-09-04 Richard Henderson <rth@redhat.com>
6215 * reload.c (push_reload): Export.
6216 * reload.h (push_reload): Declare it.
6218 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6219 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6220 * config/alpha/alpha.c (alpha_legitimize_address): New.
6221 (alpha_legitimize_reload_address): Likewise.
6222 * config/alpha/alpha-protos.h: Declare them.
6224 2001-09-04 Stan Shebs <shebs@apple.com>
6226 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6227 * config/darwin.c (machopic_stub_name): Account for internally
6228 generated lib calls such as memcpy.
6230 2001-09-04 Richard Henderson <rth@redhat.com>
6232 * unwind.h (_UA_END_OF_STACK): New flag.
6233 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6235 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6237 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6239 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6241 * config/mips/mips.c (save_restore_insns): Change base_offset to
6242 fp_offset in second call to mips_emit_frame_related_store.
6244 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6246 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6247 sometimes be represented as a NOTE of type
6248 NOTE_INSN_DELETED_LABEL.
6249 (Insns): Document NOTE_INSN_DELETED_LABEL.
6251 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6253 * c-common.h (tree_dump_index): Add more comments.
6254 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6255 (dump_option_value_info): New struct.
6256 (dump_options): New array.
6257 (dump_switch_p): Parse switch options symbolically.
6258 * doc/invoke.texi (-fdump-ast): Rename to ...
6259 (-fdump-tree): ... here. Document that options are symbolic, and
6260 not all are applicable.
6262 2001-09-04 David S. Miller <davem@redhat.com>
6264 * config/sparc/sparc.md (define_splits): Kill constraints.
6266 Cleanup redundant and unused insn attributes.
6267 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6268 binary, and move. Mark ialu as default.
6269 (commented out define_function_unit "alu"): Kill.
6270 (define_attr "use_clobbered"): Kill.
6271 (whole file): Kill address insn type references. Replace
6272 all unary/binary/move references with ialu.
6273 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6274 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6277 Simplify length insn attribute and make more judicious use
6278 of insn attribute defaulting.
6279 * config/sparc/sparc.md (all insns with length > one): Mark as
6280 insn type multi if real instructions, else use default if
6281 it is a forced splitter.
6282 (all insns with length == one): Use default insn length.
6283 (all insns of type ialu): Use default insn type.
6285 Fix erroneous insn attribute settings.
6286 (addx): Set insn type to misc.
6287 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6288 const_umulsidi3_sp64): Set insn type to imul.
6290 Track SFmode vs DFmode insns according to UltraSPARC
6292 * config/sparc/sparc.md ("fptype"): New attribute, default
6294 (all DFmode single insns): Mark as fptype "double".
6296 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6298 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6300 2001-09-03 Richard Henderson <rth@redhat.com>
6302 * function.h (struct function): Add arg_pointer_save_area_init.
6303 * function.c (expand_function_end): Init arg_pointer_save_area.
6304 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6305 when called from a nested function.
6307 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6309 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6312 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6314 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6316 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6318 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6319 (emit_push_insn): Use specified padding direction when
6320 STACK_PUSH_CODE is POST_INC.
6322 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6324 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6326 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6328 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6330 * cppinit.c (cpp_start_read): Free the imacros list as we
6331 traverse it. Don't free the chains before returning.
6332 (_cpp_push_next_buffer): Only try pushing buffers if we've
6333 completed -imacros handling.
6335 2001-08-31 Eric Christopher <echristo@redhat.com>
6337 * gcc.c (handle_braces): Add explaination for abort.
6339 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6341 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6342 move adjustment of bitpos instead.
6344 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6346 * function.c: Remove all_functions. Make outer_function_chain
6348 (init_function_start): Don't add new function structure to
6350 (find_function_data, push_function_context_to,
6351 pop_function_context_from, put_var_into_stack,
6352 trampoline_address): Update for changed structure element names.
6353 (push_function_context_to): Disentangle.
6354 (free_after_compilation): Also free F.
6355 (expand_dummy_function_end): Don't free cfun here.
6356 (put_var_into_stack): Comment why we can't use find_function_data here.
6357 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6358 (mark_function_chain): Split into maybe_mark_struct_function and
6359 ggc_mark_struct_function. Export the latter.
6360 (init_function_once): Mark from cfun and outer_function_chain;
6363 * function.h (struct function): Kill next_global. Rename next
6364 to outer. All users updated to match.
6365 (all_functions, outer_function_chain): Don't declare.
6367 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6368 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6369 don't touch f->inlinable, after calling rest_of_compilation.
6371 * tree.h: Forward-declare struct function. Prototype
6372 ggc_mark_struct_function.
6374 2001-08-31 Kazu Hirata <kazu@hxi.com>
6376 * config/h8300/h8300.md (*andorhi3): Fix typos.
6378 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6380 * calls.c (emit_library_call_value): Don't use a fixed
6381 argument after VA_CLOSE, i.e. out of scope in traditional C.
6383 * emit-rtl.c (gen_rtvec): Likewise.
6385 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6387 * Makefile.in (c-pragma.o): Depend on output.h.
6388 (reorg.o): Depend on except.h.
6390 * c-pragma.c: Include output.h.
6392 * reorg.c: Include except.h.
6394 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6396 2001-08-31 Richard Henderson <rth@redhat.com>
6398 * sched-deps.c (add_dependence): Don't elide dependency if the
6399 conditional used by insn is modified in elem.
6401 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6403 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6405 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6407 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6410 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6412 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6414 (stormy16_asm_out_constructor): New function.
6415 (TARGET_ASM_CONSTRUCTOR): Define.
6416 (TARGET_ASM_DESTRUCTOR): Define.
6418 2001-08-31 Andreas Jaeger <aj@suse.de>
6420 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6421 * loop.c (add_label_notes): Likewise.
6422 * reload.c (find_reloads): Likewise.
6423 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6425 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6427 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6428 code here. Take _Unwind_{W,Sw}ord*.
6429 (read_encoded_value_with_base): Use them.
6430 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6432 (extract_cie_info): Simplify read_?leb128 handling.
6433 (execute_stack_op, execute_cfa_program): Likewise.
6434 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6436 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6438 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6439 the frame pointer to pop the stack if convenient.
6441 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6442 Don't use post-increment before combine.
6443 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6444 a call-saved register.
6446 2001-08-31 Andreas Jaeger <aj@suse.de>
6448 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6451 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6453 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6454 not DIV/MOD, of course.
6456 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6458 * rtl.def: Undo my patch commited 2001-08-27.
6460 * genattrtab.c: Ditto.
6464 * sched-int.h: Ditto.
6466 * target-def.h: Ditto.
6470 * haifa-sched.c: Ditto.
6472 * sched-rgn.c: Ditto.
6474 * sched-vis.c: Ditto.
6476 * Makefile.in: Ditto.
6478 * doc/md.texi: Ditto.
6480 * doc/tm.texi: Ditto.
6482 * doc/contrib.texi: Ditto.
6484 * doc/gcc.texi: Ditto.
6486 * genattrtab.h: Remove it.
6488 * genautomata.c: Remove it.
6490 * genattr.c: Undo my patch and Richard Henderson's patch commited
6493 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6495 * config.gcc (h8300-*-elf*): New case.
6496 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6497 (SUBTARGET_CPP_SPEC): Define.
6498 (EXTRA_SPECS): Define.
6499 (SUBTARGET_EXTRA_SPECS): Define.
6500 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6501 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6503 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6505 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6506 (LIB2FUNCS_EXTRA): Define.
6507 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6508 config/h8300/fixunssfsi.c: New file.
6510 2001-08-30 Kazu Hirata <kazu@hxi.com>
6512 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6513 define_expand to accommodate target-specific attributes.
6514 (anonymous zero_extendqihi2 patterns): New.
6516 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6518 * h8300.md (*andorhi3): New pattern.
6520 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6522 * h8300.c (dosize): Fix test for "sub".
6524 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6526 * c-typeck.c (pointer_diff): Try to eliminate common term before
6529 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6531 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6532 Account for the saves of the FP registers.
6534 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6535 (TEXT_SECTION_ASM_OP): Define.
6536 (INIT_SECTION_ASM_OP): Define.
6537 (FINI_SECTION_ASM_OP): Define.
6538 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6539 (RDATA_SECTION_FUNCITON): Provide prototype.
6541 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6543 * reload1.c (move2add_note_store): Correct typo checking for
6546 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6548 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6549 note should not be considered outside the libcall block.
6551 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6555 2001-08-29 Kazu Hirata <kazu@hxi.com>
6557 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6559 2001-08-29 Kazu Hirata <kazu@hxi.com>
6561 * config/h8300/h8300-protos.h: Add a prototype for
6563 * config/h8300/h8300.c (emit_logical_op): New.
6564 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6571 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6573 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6574 comparison with rtx INTVAL.
6575 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6577 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6579 2001-08-29 Kazu Hirata <kazu@hxi.com>
6581 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6584 2001-08-29 Kazu Hirata <kazu@hxi.com>
6586 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6587 (reg n) to (mem (pre_dec (reg n))
6588 (anonymous movsi pattern): Likewise.
6590 2001-08-29 Kazu Hirata <kazu@hxi.com>
6592 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6594 2001-08-29 Kazu Hirata <kazu@hxi.com>
6596 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6597 several special constants.
6599 2001-08-29 Kazu Hirata <kazu@hxi.com>
6601 * config/h8300/lib1funcs.asm: Fix comment typos.
6603 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6605 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6606 Fix format specifier warnings.
6608 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6609 inet_makeaddr, semctl): Prototype.
6611 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6612 (save_restore_insns): Use base_offset, not gp_offset.
6614 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6615 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6617 2001-08-29 Richard Henderson <rth@redhat.com>
6619 * bb-reorder.c (function_tail_eff_head): New.
6620 (record_effective_endpoints): Set it.
6621 (fixup_reorder_chain): Use it.
6623 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6625 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6627 2001-08-28 Dale Johannesen <dalej@apple.com>
6629 * config/darwin.c (machopic_function_base_name): Add const
6630 qualifier to a string.
6631 (darwin_encode_section_info): Ditto.
6633 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6635 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6636 function definition.
6638 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6640 * df.h (struct df): Add rts_order variable.
6642 * df.c (df_visit_next_rts): New function.
6643 (df_visit_next): Renamed to df_visit_next_rc
6644 (df_analyse_1): Allocate/compute/free rts_order as well.
6645 (df_rd_global_compute): Use df_visit_next_rc instead of
6647 (df_ru_global_compute): Use df_visit_next_rts instead of
6650 * flow.c (flow_reverse_top_sort_order_compute): New function.
6652 * basic-block.h: Add prototype.
6654 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6656 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6657 blocks, the BB_REACHABLE is now set, rather than aux being
6658 non-NULL. Update the test to reflect this.
6660 2001-08-28 Eric Christopher <echristo@redhat.com>
6662 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6663 config/mips/crti.asm: Ditto.
6665 2001-08-28 Eric Christopher <echristo@redhat.com>
6666 Richard Henderson <rth@redhat.com>
6668 * c-pragma.h (add_weak): Move prototype from here...
6669 * output.h (add_weak): ... to here.
6670 * varasm.c (add_weak): Fix typo.
6671 * config/mips/crti.asm: New file.
6672 * config/mips/crtn.asm: Ditto.
6673 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6674 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6675 (INVOKE__main): Ditto.
6676 (INIT_SECTION_ASM_OP): New.
6677 (FINI_SECTION_ASM_OP): Ditto.
6678 (STARTFILE_SPEC): Add crti.
6679 (ENDFILE_SPEC): Add crtn.
6680 * config/mips/elf64.h: Same.
6681 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6683 * config/mips/vxworks.h: Ditto.
6684 * config/mips/t-elf: Support crti and crtn.
6686 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6688 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6691 2001-08-28 Richard Henderson <rth@redhat.com>
6693 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6694 (one_cmplbi2 splitter): Remove redundant test.
6696 2001-08-28 Dale Johannesen <dalej@apple.com>
6698 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6700 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6702 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6704 2001-08-28 Stan Shebs <shebs@apple.com>
6706 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6707 (UNALIGNED_SHORT_ASM_OP): Define.
6708 (UNALIGNED_INT_ASM_OP): Define.
6710 2001-08-28 Will Cohen <wcohen@redhat.com>
6712 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6713 generation for first set.
6715 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6717 * flow.c (redirect_edge_succ_nodup): Return new edge.
6718 (try_simplify_condjump): Use new edge.
6719 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6721 * cse.c (cse_basic_block): Skip note instructions.
6723 2001-08-27 Richard Henderson <rth@redhat.com>
6725 * combine.c (combine_simplify_rtx): Don't reverse condition
6726 if there is no reverse for the condition.
6727 (simplify_comparison): Don't simplify subregs from INT to FP.
6729 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6730 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6731 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6732 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6733 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6734 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6736 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6738 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6739 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6741 (adddi_dilshr32, adddi_dishl32): Only data register can be
6742 source for mem destination.
6744 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6745 and use bitnum to decide about register move.
6747 2001-08-27 Richard Henderson <rth@redhat.com>
6749 * genattr.c (main): Emit state_t even when not doing scheduling.
6751 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6752 Richard Henderson <rth@redhat.com>
6754 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6755 (reg_avail_info, current_bb): ... these.
6756 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6757 (compute_hash_table): Likewise.
6759 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6761 * flow.c (verify_flow_info): Use checksums to verify edges.
6763 2001-08-27 Richard Henderson <rth@redhat.com>
6765 * genautomata.c (expand_automata): Always create a description.
6767 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6769 * optabs.c (expand_binop): Correctly handle the carry in multiword
6770 add/subtract operations.
6772 2001-08-27 Fred Fish <fnf@be.com>
6774 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6777 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6779 * reload.c (find_reloads_toplev): Back out this change:
6781 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6783 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6784 mem if the address is a mode_dependent_address_p.
6786 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6788 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6789 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6790 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6793 * genattr.c (main): New variable num_insn_reservations. Increase
6794 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6795 pipeline hazard recognizer interface.
6797 * genattrtab.h: New file.
6799 * genattrtab.c: Include genattrtab.h.
6800 (attr_printf, check_attr_test, make_internal_attr,
6801 make_numeric_value): Move protypes into genattrtab.h. Define them
6803 (num_dfa_decls): New global variable.
6804 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6805 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6806 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6807 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6809 * genautomata.c: New file.
6811 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6813 * sched-int.h: (curr_state): Add the external definition for
6814 automaton pipeline interface.
6815 (haifa_insn_data): Add comments for members blockage and units.
6817 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6818 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6819 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6820 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6821 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6822 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6823 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6825 (TARGET_SCHED): Use the new macros.
6827 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6828 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6829 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6830 dfa_bubble): New members in gcc_target.sched.
6832 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6833 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6834 (insn_queue): Redefine it as pointer to array.
6835 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6837 (max_insn_queue_index_macro_value): New variable.
6838 (curr_state, dfa_state_size, ready_try): New varaibles for
6839 automaton interface.
6840 (ready_element, ready_remove, max_issue): New function prototypes
6841 for automaton interface.
6842 (choose_ready): New function prototype.
6843 (insn_unit, blockage_range): Add comments.
6844 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6845 FUNCTION_UNITS_SIZE == 0.
6846 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6847 actual_hazard, potential_hazard): Add comments.
6848 (insn_cost): Use cost -1 as undefined value. Remove
6849 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6851 (ready_element, ready_remove): New functions for automaton
6853 (schedule_insn): Add new code for automaton pipeline interface.
6854 (queue_to_ready): Add new code for automaton pipeline interface.
6855 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6856 (debug_ready_list): Print newline when the queue is empty.
6857 (max_issue): New function for automaton pipeline interface.
6858 (choose_ready): New function.
6859 (schedule_block): Add new code for automaton pipeline interface.
6860 Print ready list before scheduling each insn.
6861 (sched_init): Add new code for automaton pipeline interface.
6862 Initiate insn cost by -1.
6863 (sched_finish): Free the current automaton state and finalize
6864 automaton pipeline interface.
6866 * sched-rgn.c: Include target.h.
6867 (init_ready_list, new_ready, debug_dependencies): Add new code for
6868 automaton pipeline interface.
6870 * sched-vis.c: Include target.h.
6871 (get_visual_tbl_length): Add code for automaton interface.
6872 (target_units, print_block_visualization): Add comments.
6874 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6875 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6876 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6877 (getruntime.o, genautomata.o): New entries.
6878 (genattrtab.o): Add new dependency file genattrtab.h.
6879 (genattrtab): Add new dependencies. Link it with `libm.a'.
6880 (getruntime.o, hashtab.o): New entries for canadian cross.
6882 * doc/md.texi: Description of automaton based model.
6884 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6886 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6887 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6888 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6889 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6890 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6891 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6892 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6894 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6895 MAX_DFA_ISSUE_RATE): New macro descriptions.
6897 * doc/contrib.texi: Add dfa based scheduler contribution.
6899 * doc/gcc.texi: Add more information about genattrtab.
6901 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6903 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6906 2001-08-27 Richard Henderson <rth@redhat.com>
6908 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6909 (get_arg_pointer_save_area): New. Create an init it here.
6910 (fix_lexical_addr): Use it.
6911 * function.h: Declare it.
6912 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6913 * stmt.c (expand_nl_goto_receiver): Use it.
6915 2001-08-27 Richard Henderson <rth@redhat.com>
6917 * final.c (final_scan_insn): Don't enter APP_ON mode for
6920 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6921 alignment for assemble_integer for DW_EH_PE_aligned.
6922 * except.c (output_function_exception_table): Likewise.
6924 2001-08-26 Andreas Jaeger <aj@suse.de>
6926 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6928 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6930 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6932 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6934 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6936 (mask64_operand): Likewise.
6937 (rldic_operand): Delete.
6938 (includes_lshift64_p): Delete.
6939 (includes_rldic_lshift_p): New function.
6940 (includes_rldicr_lshift_p): New function.
6941 (print_operand): Don't call rldic_operand in case 'W'.
6942 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6943 (includes_lshift64_p): Remove.
6944 (includes_rldic_lshift_p): Declare.
6945 (includes_rldicr_lshift_p): Declare.
6946 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6947 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6948 Replace match_operand rldic_operand predicate with
6949 const_int_operand. Replace includes_lshift64_p condition with
6950 includes_rldic_lshift_p.
6951 <ashldi3_internal 64 bit rldicr patterns>: New.
6953 2001-08-27 Andreas Jaeger <aj@suse.de>
6955 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6956 * errors.c: Likewise.
6957 * final.c: Likewise.
6958 * dwarf2asm.c: Likewise.
6959 * doprint.c (checkit): Likewise.
6960 * diagnostic.c: Likewise.
6961 * collect2.c: Likewise.
6962 * calls.c: Likewise.
6963 * c-semantics.c (build_stmt): Likewise.
6964 * c-format.c (status_warning): Likewise.
6965 * c-errors.c (pedwarn_c99): Likewise.
6966 * builtins.c (validate_arglist): Likewise.
6967 * config/pj/pj.c (pj_printf): Likewise.
6968 * fix-header.c: Likewise.
6970 * gcov.c (fnotice): Likewise.
6971 * gensupport.c (message_with_line): Likewise.
6972 * mips-tfile.c: Likewise.
6973 * protoize.c (notice): Likewise.
6974 * read-rtl.c (fatal_with_file_and_line): Likewise.
6975 * rtl-error.c: Likewise.
6976 * tradcpp.c: Likewise.
6978 * cp/tree.c (build_min_nt): Likewise.
6979 (build_min): Likewise.
6980 * cp/lex.c: Likewise.
6981 * cp/errfn.c: Likewise.
6982 * cp/rtti.c (create_pseudo_type_info): Likewise.
6984 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6986 * df.c (df_uses_record): Return after recording all uses
6989 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6991 * df.c (df_insn_modify): Realloc the INSN table here, if
6992 necessary, here, too.
6994 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6996 * config/mips/mips.c (mips_function_value): Handle complex return
6999 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
7001 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
7003 * reload.c (make_memloc): Copy result if it is still
7004 reg_equiv_memory_loc[regno] on return.
7005 (subst_reloads) [ENABLE_CHECKING]: Check that none of
7006 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
7007 reg_equiv_mem are modified by the substitutions.
7009 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7011 * predict.c (expensive_function_p): New.
7012 * rtl.h (expensive_function_p): Declare.
7013 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7014 (use_fast_prologue_epilogue): New static variable.
7015 (expand_prologue): Set it; emit short prologues if unset.
7016 (expand_epilogue): Likewise.
7018 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7020 * config.gcc: Add stormy16-*-elf case.
7021 * config/stormy16/stormy-abi: New file.
7022 * config/stormy16/stormy16-lib2.c: New file.
7023 * config/stormy16/stormy16-protos.h: New file.
7024 * config/stormy16/stormy16.c: New file.
7025 * config/stormy16/stormy16.h: New file.
7026 * config/stormy16/stormy16.md: New file.
7027 * config/stormy16/t-stormy16: New file.
7029 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7031 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7033 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7035 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7036 descriptor members are pointer size, not constant 4.
7037 * config/rs6000/rs6000.md (define_splits): Remove more unused
7040 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7042 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7044 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7046 * cp/rtti.c (VPARAMS): Fix parameter.
7048 2001-08-24 Zack Weinberg <zackw@panix.com>
7050 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7052 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7054 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7055 in if controlling use of insv.
7056 (extract_bit_field): Likewise, for extv and extzv.
7058 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7060 * i386.md (movcc peep2): Fix load of 0.
7062 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7064 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7065 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7067 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7069 * c-pragma.h: Move weak_syms and weak_decls...
7070 * varasm.c: ...here. Now static.
7071 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7072 depend on HANDLE_PRAGMA_WEAK.
7074 * c-common.c (c_alignof, c_alignof_expr): Move here...
7075 * c-typeck.c: ...from here.
7076 * c-tree.h, c-common.h: Adjust.
7078 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7080 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7081 instead of incrementing it.
7083 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7084 asm ready, don't try to move them all into the same array element.
7086 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7088 * function.c (thread_prologue_and_epilogue_insns): Avoid
7089 fallthru flag on edge to exit.
7091 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7093 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7096 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7098 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7099 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7100 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7103 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7105 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7106 replace "GNU CC" with "GCC".
7108 2001-08-23 Richard Henderson <rth@redhat.com>
7110 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7111 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7112 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7113 Need GR between FR and not GR_AND_FR.
7114 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7115 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7116 AR regs before GR regs.
7117 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7118 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7119 (REGISTER_MOVE_COST): Update.
7120 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7122 2001-08-23 Richard Henderson <rth@redhat.com>
7124 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7127 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7129 * reload1.c (emit_reload_insns): Don't look for notes
7130 on a NULL store_insn.
7132 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7134 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7135 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7136 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7137 format specifier warnings.
7138 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7140 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7142 * config/i386/i386-protos.h: Correct declaration of
7143 i386_pe_asm_named_section.
7145 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7147 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7149 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7151 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7153 * cpperror.c (print_location): Don't show _Pragma.
7154 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7155 and file change callback generation here.
7156 (stack_include_file): Update use of cpp_push_buffer.
7157 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7158 (struct cpp_buffer): Remove type, pfile members.
7159 * cppinit.c (cpp_handle_option): Use free_chain.
7160 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7161 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7162 a cpp_reader rather than a cpp_buffer.
7163 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7164 skip_line_comment, parse_string, lex_percent, lex_dot,
7165 _cpp_lex_token): Update accordingly.
7166 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7168 (cpp_push_buffer): Update prototype.
7169 (run_directive): Update use of cpp_push_buffer.
7170 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7171 handle_assertion): Update use of run_directive.
7172 * cpplib.h (enum cpp_buffer_type): Remove.
7173 (cpp_push_buffer): Update prototype.
7174 * fix-header.c (read_scan_file): Update.
7176 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7178 * gcc.c (struct prefix_list): Change prefix to const char *.
7180 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7182 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7184 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7186 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7189 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7192 * ifcvt.c (dead_or_predicable): Adjust.
7193 * loop.c (find_and_verify_loops): Adjust.
7194 * stmt.c (expand_end_case): Adjust.
7195 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7196 head and end insn pointers in the basic block, not just local copies.
7197 (merge_blocks_move_predecessor_nojumps): Likewise.
7199 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7201 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7202 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7203 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7204 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7205 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7206 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7207 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7208 conditions.h, config.gcc, configure.frag, configure.in,
7209 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7210 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7211 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7212 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7213 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7214 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7215 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7216 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7217 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7218 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7219 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7220 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7221 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7222 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7223 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7224 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7225 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7226 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7227 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7228 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7229 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7230 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7231 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7232 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7233 params.h, predict.c, predict.def, predict.h, prefix.c,
7234 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7235 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7236 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7237 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7238 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7239 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7240 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7241 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7242 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7243 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7244 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7245 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7246 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7247 xcoffout.h: replace "GNU CC" with "GCC".
7249 2001-08-21 Richard Henderson <rth@redhat.com>
7251 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7252 (final_scan_insn): Consider jump tables data even if we have no
7253 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7255 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7256 (ASM_OUTPUT_CASE_END): Remove.
7257 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7258 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7259 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7261 2001-08-21 Richard Henderson <rth@redhat.com>
7263 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7264 at barrier insns. Emit stop bits before barriers.
7266 * flow.c (flow_find_cross_jump): Don't consider unconditional
7267 return insns for commoning.
7269 * final.c (compute_alignments): Fix typo.
7271 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7272 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7273 (store_bit_field): Use mode_for_extraction more places.
7274 (extract_bit_field): Likewise.
7276 2001-08-21 Zack Weinberg <zackw@panix.com>
7278 * caller-save.c: Don't include insn-codes.h.
7279 (reg_save_code, reg_restore_code): Make arrays of int.
7280 All uses updated to match.
7281 (insert_save, insert_restore): No need to initialize "code"
7282 variable upon declaration.
7283 * Makefile.in: update dependencies; fix typo in clean rule.
7285 2001-08-21 Richard Henderson <rth@redhat.com>
7287 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7288 (merge_if_block): Handle fallout from same.
7290 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * builtins.c (type_to_class): Fix typo in last change.
7294 2001-08-21 Richard Henderson <rth@redhat.com>
7296 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7297 ia64_asm_output_label.
7299 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7300 copy of gp while the real gp register contains garbage.
7302 2001-08-21 Zack Weinberg <zackw@panix.com>
7304 * expmed.c (mode_for_extraction): New function.
7305 (store_bit_field, extract_bit_field): Use it.
7306 * expr.h: Prototype it and provide an enum for its first argument.
7308 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7309 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7310 and digging through the insn_data tables.
7311 * Makefile.in: Update dependencies.
7313 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7315 * cppfiles.c (stack_include_file): line-map.c now handles include
7317 (handle_missing_handler): Similarly.
7318 (_cpp_execute_include): Similarly.
7319 (_cpp_pop_file_buffer): Similarly.
7320 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7321 buffer_stack_depth and include_depth.
7322 * cpplib.c (do_include_common): line-map.c now handles include depth.
7323 (cpp_push_buffer): Similarly.
7324 (_cpp_pop_buffer): Similarly.
7325 * cppmacro.c (builtin_macro): Update.
7326 * line-map.c (init_line_maps): Set depth.
7327 (add_line_map): Increment "used" earlier. Update and use the
7329 (trace_include): Use the include depth.
7330 * line-map.h (struct line_maps): New member depth.
7332 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7334 * cppfiles.c (stack_include_file): Don't handle -H here.
7335 * cppinit.c (cpp_start_read): Set include tracing after
7336 cpp_post_options and after stacking the main file.
7337 * line-map.c (trace_include): New.
7338 (init_line_maps, add_line_map): Update.
7339 * line-map.h (struct line_maps): New member trace_includes.
7341 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7343 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7344 * cppfiles.c (stack_include_file): Only stack a file if there
7345 is something to do. Return a boolean indicating whether a
7346 buffer was stacked or not.
7347 (_cpp_execute_include): Similarly.
7348 (_cpp_read_file): Similarly.
7349 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7351 2001-08-21 Sam Steingold <sds@gnu.org>
7353 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7354 (RECACHE): keep obufp_before_macroname up to date
7356 2001-08-21 Zack Weinberg <zackw@panix.com>
7358 * stmt.c: Don't include insn-codes.h.
7359 (expand_end_case): Machine specific logic moved to expr.c.
7360 No need to worry about __builtin_classify_type.
7361 (check_for_full_enumeration_handling, emit_case_nodes):
7364 * builtins.o (expand_builtin_classify_type): Split up so code
7365 can be shared with fold_builtin_classify_type.
7366 (type_to_class, fold_builtin_classify_type): New functions.
7367 (fold_builtins): Handle __builtin_classify_type.
7369 * expr.c (do_tablejump): Now static.
7370 (case_values_threshold, try_casesi, try_tablejump): New;
7371 code mostly from stmt.c (expand_end_case).
7372 (expr.h): Update prototypes.
7374 * Makefile.in (stmt.o): Update dependencies.
7376 2001-08-21 Will Cohen <wcohen@redhat.com>
7378 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7379 declaration of variable i.
7380 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7381 declaration of variable i.
7383 2001-08-21 Richard Henderson <rth@redhat.com>
7385 * crtstuff.c: Fix thinko last change. Move list tails to start
7386 of CRT_END section. Tidy ifdefs.
7387 (__EH_FRAME_BEGIN__): Always static for ELF.
7388 (__do_global_ctors_1): Rename from __frame_dummy.
7389 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7390 name change; don't hide __EH_FRAME_BEGIN__.
7392 2001-08-21 Richard Henderson <rth@redhat.com>
7394 * gdbinit.in: Move break on exit after break on fancy_abort.
7396 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7399 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7401 * cpphash.h (_cpp_push_next_buffer): New.
7402 * cppinit.c (do_includes): Remove.
7403 (push_include, free_chain, _cpp_push_next_buffer): New.
7404 (cpp_start_read): Use them to rework command line option handling.
7405 (cpp_handle_option): Combine handling of -include and -imacros.
7406 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7407 appropriate. Always insert missing \n at EOF.
7408 * cpplib.c (start_directive): Get the directive position right.
7409 * cppmain.c (cb_file_change): Always print the first line, unless
7412 2001-08-20 Andreas Jaeger <aj@suse.de>
7414 * profile.c (compute_branch_probabilities): Remove extra new-line
7416 * flow.c (verify_flow_info): Likewise.
7418 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7420 * basic-block.h (basic_block): Add new field 'flags'.
7421 (BB_REACHABLE): Define.
7422 (expunge_block): Declare.
7423 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7424 (EXIT_BLOCK_PTR): Ditto.
7425 (expunge_block): Remove static declaration.
7426 (cleanup_cfg): Clear bb->aux on every basic block.
7427 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7428 computing reachability.
7429 (delete_unreachable_blocks): Delete block b if b->flags has
7432 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7434 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7436 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7438 * sparc.c (sparc_variable_issue): Fix typo in last change.
7440 2001-08-20 Richard Henderson <rth@redhat.com>
7442 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7444 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7446 * pa.h (RETURN_IN_MEMORY): Improve comment.
7448 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7450 * doc/invoke.texi (Profiling options): Clarify the interactions
7451 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7453 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7455 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7458 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7460 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7463 2001-08-20 Richard Henderson <rth@redhat.com>
7465 * final.c (end_final): Fix typo last change.
7467 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7469 * cppinit.c (init_standard_includes): The returned buffer
7470 is already malloc-ed.
7471 * gcc.c (add_prefix): Similarly.
7472 * prefix.c (translate_name): Update to support clear buffer
7474 (update_path): Similarly. Be sure to free any newly allocated
7475 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7477 * prefix.h (update_path): Update prototype and document.
7478 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7479 up and update to new buffer ownership rules.
7480 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7482 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7484 * final.c (compute_alignments): New function.
7485 (init_insn_lengths): Do not care label_align.
7486 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7487 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7488 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7489 (shorted_branches): Realloc label_align array; do
7490 not call init_insn_lengths; Do not care about loop alignments.
7491 * output.h (compute_alignments): Declare.
7492 * toplev.c (rest_of_compilation): Call compute_alignments.
7493 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7495 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7496 change visited to tovisit.
7497 (propagate_freq): Use faster traversing algorithm.
7498 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7499 to tovisit; reverse meaning.
7501 * predict.c (struct block_info_def): Remove nvisited.
7502 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7503 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7505 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7507 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7508 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7509 (TARGET_FUSED_MADD): New.
7510 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7511 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7512 the multiply-add instructions.
7514 2001-08-19 Richard Henderson <rth@redhat.com>
7516 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7517 is aligned to pointer size.
7519 2001-08-19 Richard Henderson <rth@redhat.com>
7521 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7522 display markers during final schedule.
7524 2001-08-19 Richard Henderson <rth@redhat.com>
7526 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7528 2001-08-19 Richard Henderson <rth@redhat.com>
7530 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7532 (ASM_NAME_TO_STRING): Remove.
7533 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7534 in the same string. Remove support for expressions.
7536 2001-08-19 Richard Henderson <rth@redhat.com>
7538 * config/i386/i386.md (tablejump): Make an expander; handle
7539 pic relative addressing here.
7540 (tablejump_1): Rename from tablejump_pic.
7543 2001-08-19 Richard Henderson <rth@redhat.com>
7545 * regclass.c (fix_register): Fix typo.
7547 2001-08-18 Richard Henderson <rth@redhat.com>
7549 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7550 (struct _Unwind_Context): Expand br_loc to hold it.
7551 (uw_frame_state_for): Handle leaf functions better.
7552 (uw_update_reg_address): Update for br_loc change.
7554 2001-08-18 Richard Henderson <rth@redhat.com>
7556 * crtstuff.c: Move list heads before code that uses them.
7557 (__JCR_LIST__): Remove initial null.
7558 (frame_dummy, __frame_dummy): Do java registration here ...
7559 (__do_global_ctors_aux): ... not here.
7561 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7562 (__do_global_dtors_aux): Update to match.
7563 (__JCR_LIST__, __do_jv_register_classes): New.
7565 * config/ia64/crtend.asm (__JCR_END__): New.
7566 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7567 instead of an indirect LTOFF22 reloc.
7569 2001-08-18 Richard Henderson <rth@redhat.com>
7571 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7572 * regclass.c (init_reg_sets_1): Fix typo.
7573 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7574 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7575 (ia64_compute_frame_size): Make ar.unat live when in use.
7576 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7577 for ar.pfs; remove ar.unat handling.
7578 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7580 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7581 * config/ia64/ia64-protos.h: Update decls.
7582 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7583 (sibcall_pic): Likewise.
7585 2001-08-18 Richard Henderson <rth@redhat.com>
7587 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7588 pred_rel_mutex when searching for insn_group_barrier.
7589 * config/ia64/ia64.md (cycle_display): Combine the expander
7592 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7593 bit before asm as needed.
7595 2001-08-18 Richard Henderson <rth@redhat.com>
7597 * timevar.def (TV_MACH_DEP): New.
7598 * toplev.c (rest_of_compilation): Use it.
7599 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7601 2001-08-18 Zack Weinberg <zackw@panix.com>
7603 * unwind-dw2.c (execute_stack_op): Add default aborts to
7604 the inner switches to prevent warnings.
7606 2001-08-18 Richard Henderson <rth@redhat.com>
7608 * timevar.h (struct timevar_time_def): Change element type to float.
7609 (ticks_to_msec, clocks_to_msec): Likewise.
7610 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7611 (get_time): Likewise.
7612 (timevar_print): Adjust zero check and printing to match.
7614 2001-08-18 Zack Weinberg <zackw@panix.com>
7616 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7617 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7618 Eliminate overfull or underfull hboxes.
7620 2001-08-18 Zack Weinberg <zackw@panix.com>
7622 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7624 2001-08-18 Zack Weinberg <zackw@panix.com>
7626 * haifa-sched.c: Convert to target hooks. Macros replaced
7627 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7628 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7629 MD_SCHED_FINISH, and HAVE_cycle_display.
7630 * target-def.h (TARGET_SCHED_ADJUST_COST,
7631 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7632 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7633 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7634 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7635 New hook #defines to be overridden.
7636 (TARGET_SCHED): Bring them all together.
7637 (TARGET_INITIALIZER): Update.
7638 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7639 instead of 'struct rtx_def *' throughout.
7640 (struct sched): New set of hooks for the scheduler.
7641 * Makefile.in (haifa-sched.o): Depend on target.h.
7642 * doc/tm.texi: Document the new scheduler hooks, together in
7643 their own section, instead of scattered around.
7644 Fix a bunch of underfull/overfull hboxes.
7646 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7647 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7648 sparc.h: Don't define any of the old scheduler macros.
7650 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7651 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7652 sparc.c: Create hook functions from code extracted from
7653 corresponding target header, or make existing hooks static, as
7654 appropriate. Set the appropriate entries in targetm.
7656 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7657 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7658 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7659 Remove prototypes for functions which are now static.
7661 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7662 related gunk; the Haifa scheduler is now the only choice.
7664 2001-08-18 Zack Weinberg <zackw@panix.com>
7666 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7667 * genopinit.c: Put floating point divide insns in sdiv_optab.
7668 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7669 * config/gofast.h, config/c4x/c4x.h,
7670 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7671 config/pa/long_double.h, config/rs6000/sysv4.h,
7672 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7673 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7674 (init_optabs): Use init_optabv for overflow-trapping optabs.
7675 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7676 cmp_optab RTX codes so have_insn_for can find them.
7678 * optabs.c (expand_simple_binop, expand_simple_unop,
7679 have_insn_for, gen_sub3_insn): New interfaces.
7680 * expr.h: Prototype new functions.
7681 (enum optab_methods): Move here from optabs.h.
7683 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7684 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7685 Use new functions instead of working directly with optabs.
7686 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7687 unroll.c: Don't include optabs.h.
7688 * caller-save.c, combine.c, function.c, stmt.c: Just include
7689 insn-codes.h, not optabs.h.
7690 * Makefile.in: Update dependencies.
7692 * combine.c (make_compound_operation, simplify_comparison):
7693 Fix typos testing for this or that instruction.
7695 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7697 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7698 generating libgcc.a.
7700 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7702 * except.c (TYPE_HASH): Delete.
7704 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7707 * tree.c (TYPE_HASH): Delete.
7709 * tree.h (TYPE_HASH): Define.
7711 2001-08-18 Graham Stott <grahams@redhat.com>
7713 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7715 (adddi3_internal_2+2): Likewise.
7716 (eh_set_lr_di+1): Likewise.
7718 2001-08-17 Richard Henderson <rth@redhat.com>
7720 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7721 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7722 * dwarf2asm.c: ... here.
7723 * dwarfout.c: Remove them.
7725 * varasm.c (assemble_integer): Add align parameter.
7726 (assemble_real, output_constant, output_constructor): Likewise.
7727 * output.h: Update decls.
7728 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7729 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7730 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7731 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7732 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7735 * final.c (end_final): Abort profile block generation if we
7736 havn't layed it out properly.
7737 * output.h (assemble_eh_integer): Remove stale decl.
7738 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7740 (assemble_integer): Handle unaligned data.
7741 (assemble_real): Abort on unaligned data.
7742 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7744 (default_dtor_section_asm_out_destructor): Use assemble_align.
7745 (default_named_section_asm_out_constructor): Likewise.
7746 (default_ctor_section_asm_out_constructor): Likewise.
7747 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7748 (machopic_asm_out_destructor): Likewise.
7749 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7750 (nextstep_asm_out_destructor): Likewise.
7751 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7752 (vms_asm_out_destructor): Likewise.
7754 2001-08-17 Richard Henderson <rth@redhat.com>
7756 * config/mips/iris6.h (TARGET_IRIX6): New.
7757 (current_section_name, current_section_flags): New.
7758 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7759 (MAX_OFILE_ALIGNMENT): New.
7760 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7761 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7762 (copy_file_data): Split out from
7763 (mips_asm_file_end): ... here.
7764 (mips_asm_file_start): Remove extra .section directive. Use
7765 tmpfile instead of mips_make_temp_file.
7766 (mips_unique_section): Use const char * as needed for warnings.
7767 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7768 re-add align parameter.
7769 (iris6_asm_named_section): New.
7770 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7771 (iris6_asm_output_align, iris6_section_align_1): New.
7772 (iris6_asm_file_start, iris6_asm_file_end): New.
7773 * config/mips/mips-protos.h: Update decls.
7775 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7777 * doc/install.texi (Install GCC): Add links to build status pages.
7779 (Final install): Ditto; request updates for specific info
7781 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7783 * cpperror.c (print_location): Don't take a file name; use the
7785 (_cpp_begin_message): Similarly.
7786 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7787 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7788 (cpp_pedwarn_with_file_and_line): Remove.
7789 * cppfiles.c (stack_include_file): Update; set filename to stdin
7790 here when appropriate.
7791 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7792 (_cpp_begin_message): Don't take a file name.
7793 * cppinit.c: Add comment.
7794 * cpplex.c: Fix end-of-directive indicator.
7795 * cpplib.c: Don't include intl.h.
7796 (run_directive, do_diagnostic): Update.
7797 (do_line): Update to not use nominal_fname.
7798 (cpp_push_buffer): Don't take a filename.
7799 * cpplib.h (struct ht): Remove.
7800 (cpp_push_buffer): Don't take a filename.
7801 (cpp_pedwarn_with_file_and_line): Remove.
7802 * cppmacro.c (struct cpp_macro): Remove file.
7803 (builtin_macro): Update.
7804 (_cpp_create_definition): Update.
7805 * cppmain.c: Correct comment.
7806 * fix-header.c (read_scan_file): Update.
7808 2001-08-17 Kazu Hirata <kazu@hxi.com>
7810 * sbitmap.c: Fix comment formatting.
7811 * sched-deps.c: Likewise.
7812 * sibcall.c: Likewise.
7813 * simplify-rtx.c: Likewise.
7815 * ssa-ccp.c: Likewise.
7816 * stor-layout.c: Likewise.
7817 * timevar.c: Likewise.
7818 * toplev.c: Likewise.
7819 * unwind-dw2.c: Likewise.
7820 * unwind-dw2-fde.c: Likewise.
7821 * varasm.c: Likewise.
7823 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7825 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7826 or larger than an integer in memory.
7828 2001-08-17 Zack Weinberg <zackw@panix.com>
7830 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7831 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7832 * rtl.h: Don't forward-declare union tree_node here. Don't
7833 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7834 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7835 and tree respectively.
7836 * tree.h: Don't forward-declare struct rtx_def here. Don't
7837 typedef tree here. Change all uses of struct rtx_def *,
7838 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7839 and tree respectively.
7841 2001-08-17 Richard Henderson <rth@redhat.com>
7843 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7844 config/mips/openbsd.h: Fix typos last change.
7846 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7848 * doc/invoke.texi (Optimize Options): The default for
7849 -finline-limit is 600.
7851 2001-08-17 Richard Henderson <rth@redhat.com>
7853 * varasm.c (text_section): Allow TEXT_SECTION to override the
7854 printing of TEXT_SECTION_ASM_OP.
7855 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7856 (DATA_SECTION, BSS_SECTION): Remove.
7857 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7858 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7859 Rename from s/_NAME//.
7860 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7861 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7862 (TEXT_SECTION): ... here. New.
7863 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7864 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7865 * config/mips/openbsd.h: Likewise.
7866 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7867 (mips_asm_file_end): Likewise test.
7868 (mips_output_function_epilogue): Likewise. Switch back to data
7869 section after emitting the function.
7871 * doc/tm.texi (Sections): Document TEXT_SECTION.
7873 2001-08-17 Richard Henderson <rth@redhat.com>
7875 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7876 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7878 2001-08-17 Richard Henderson <rth@redhat.com>
7880 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7881 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7882 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7883 Add aligned attribute.
7885 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7887 * config/sh/sh.md: Add modes to unspecs in first insn to match
7888 those in the second.
7890 * Makefile.in: Fix collect2 copy for Cygwin.
7892 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7894 Install the proper patch.
7895 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7896 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7897 (expand_function_start): Likewise.
7898 * stmt.c (expand_decl): Likewise.
7899 * varasm.c (make_decl_rtx): Likewise.
7901 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7903 * final.c: Undo my previous accidental checkin.
7904 * output.h: Likewise.
7905 * tm.texi: Likewise.
7907 2001-08-16 Richard Henderson <rth@redhat.com>
7909 * varasm.c (named_section_flags): Remove align parameter.
7910 * varasm.c, dwarf2out.c: Update all callers.
7911 * output.h: Update prototypes.
7913 * target.h (target.asm_out.named_section): Remove align parameter.
7914 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7915 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7916 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7917 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7918 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7920 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7921 (get_named_section_flags, set_named_section_flags): New.
7922 (named_section_flags): Use them.
7923 (named_section): Do decl vs section flags check here...
7924 (default_section_type_flags): ... not here.
7925 (init_varasm_once): Create in_named_htab.
7926 (resolve_unique_section): Mark reloc unused.
7928 2001-08-16 Richard Henderson <rth@redhat.com>
7930 * varasm.c (force_const_mem): Keep pool alignment in bits.
7931 (output_constant_pool): Use assemble_align.
7933 2001-08-16 Zack Weinberg <zackw@panix.com>
7935 * doc/tm.texi: Remove extra @table command.
7937 2001-08-16 Zack Weinberg <zackw@panix.com>
7939 * final.c (shorten_branches): Clear the end of the label_align
7940 array only if we made it larger. Break up messy expressions
7943 * diagnostic.c (internal_error): Check for error recursion
7944 before doing ICE suppression.
7946 * timevar.c: Timing variables now count in milliseconds.
7947 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7948 (get_time): Not here.
7949 (timevar_print): Don't print any timer whose user, cpu, and
7950 wall times are all zero as displayed.
7951 * timevar.h: Update comment aboout units. Make timevar
7954 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7956 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7957 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7958 (expand_function_start): Likewise.
7959 * stmt.c (expand_decl): Likewise.
7960 * varasm.c (make_decl_rtx): Likewise.
7962 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7964 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7965 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7967 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7969 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7972 2001-08-16 Andreas Jaeger <aj@suse.de>
7974 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7977 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7979 * rtl.h (only_sets_cc0_p): New prototype.
7980 * jump.c (sets_cc0_p): Handle INSN.
7981 (only_sets_cc0_p): New function.
7982 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7983 (tidy_fallthru_edge): Likewise.
7984 * integrate.c (copy_insn_list): Likewise.
7985 * unroll.c (unroll_loop): Likewise.
7986 (copy_loop_body): Likewise.
7988 2001-08-15 Jason Eckhardt <jle@redhat.com>
7990 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7992 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7994 * predict.c (struct block_info_def): Remove nvisited.
7995 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7996 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7998 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7999 (ix86_adjust_cost): Teach scheduler that latency to load operand can
8002 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
8004 * predict.def: Update hitrates.
8006 2001-08-15 Richard Henderson <rth@redhat.com>
8008 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
8010 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
8012 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
8013 note from its associated jump.
8015 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8017 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8018 also on 64-bit s390x targets.
8020 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8022 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8024 (arm_expand_prologue): Handled nested functions which take a
8025 variable argument list.
8026 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8027 macro with an invocation of
8028 arm_compute_initial_elimination_offset.
8029 * config/arm/arm-protos.h: Prototype
8030 arm_compute_initial_elimination_offset.
8032 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8034 * doc/install.texi (Specific, avr): Fix markup.
8035 (Specific, c4x): Ditto.
8037 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8039 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8041 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8043 * Makefile.in (OBJS): Add rtl-error.o
8044 (rtl-error.o): New rule.
8045 (diagnostic.o): Adjust dependency.
8046 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8047 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8048 warning_for_asm): Move to...
8049 rtl-error.c: ...here. New file.
8051 2001-08-14 Richard Henderson <rth@redhat.com>
8053 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8054 if USING_SJLJ_EXCEPTIONS.
8056 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8058 * tlink.c (scan_linker_output): Check string for unsatisfied in
8059 addition to undefined and unresolved.
8061 2001-08-14 Graham Stott <grahams@redhat.com>
8063 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8064 EH_FRAME_SECTION_NAME.
8066 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8068 * genattrtab.c (simplify_test_exp_in_temp): New function.
8069 (simplify_test_exp): Avoid explicit use of temporary obstack.
8070 (simplify_cond, insert_right_side, evaluate_eq_attr,
8071 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8072 Use simplify_test_exp_in_temp.
8073 (optimize_attrs): Iterate until expression stabilizes.
8075 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8077 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8078 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8080 2001-08-13 Richard Henderson <rth@redhat.com>
8082 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8083 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8084 * config/arm/conix-elf.h: Likewise.
8086 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8088 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8090 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8092 * gcse.c (hash_scan_set): Expressions that are set as part of
8093 jump instructions are not available.
8095 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8097 * config/s390/s390.c (print_operand, s390_function_prologue,
8098 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8100 2001-08-13 Richard Henderson <rth@redhat.com>
8102 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8103 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8104 * doc/tm.texi (Exception Region Output): Document it.
8106 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8108 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8109 DWARF2 instead of stabs by default.
8111 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8113 * config/rs6000/rs6000.c: Include optabs.h.
8115 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8117 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8118 save/restore routines.
8119 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8121 2001-08-13 Andreas Jaeger <aj@suse.de>
8123 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8124 the english is correct.
8126 2001-08-13 Zack Weinberg <zackw@panix.com>
8128 * expr.h: Split out optab- and libfunc-related code to...
8129 * optabs.h, libfuncs.h: ... these new headers.
8131 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8133 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8135 * mkconfig.sh: Don't include insn-codes.h from config.h.
8137 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8138 enum insn_code is available. Move reload_in_optab and
8139 reload_out_optab array declarations to optabs.h.
8140 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8141 there, prototype in expr.h.
8142 * gencodes.c: Cleanup: zap global variables, don't use
8143 printf where puts will do, don't bother defining MAX_INSN_CODE
8144 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8146 * genemit.c, genopinit.c: Include optabs.h in generated file.
8147 * genoutput.c: Include insn-codes.h in generated file.
8148 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8149 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8150 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8151 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8152 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8153 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8155 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8156 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8157 config/m88k/m88k.c, config/sparc/sparc.c:
8159 * reload.c: Include expr.h and optabs.h before reload.h.
8160 * config/alpha/alpha.c: Include tree.h before reload.h.
8161 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8162 and reload.h in that order.
8163 * config/sparc/sparc.c: Include debug.h.
8164 * recog.c: Include insn-codes.h.
8166 2001-08-13 Andreas Jaeger <aj@suse.de>
8168 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8171 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8173 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8174 * gcc.c (init_spec): Fix typo in comment.
8175 * varasm.c (data_section): Fix typo in comment.
8177 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8179 * predict.c (dump_prediction): New argument "USED".
8180 (combine_predictions_for_insn): Determine the used heuristics,
8181 output the case no heuristic applied.
8182 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8184 2001-08-13 Andreas Jaeger <aj@suse.de>
8186 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8189 2001-08-13 Kazu Hirata <kazu@hxi.com>
8191 * jump.c: Fix formatting.
8193 2001-08-13 Kazu Hirata <kazu@hxi.com>
8195 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8198 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8200 * loop.c (check_dbra_loop): Use condjump_label to compute
8203 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8204 to better document the files they're in.
8206 2001-08-12 Zack Weinberg <zackw@panix.com>
8208 * recog.h (struct insn_operand_data): Shrink 'mode' field
8211 2001-08-12 Kazu Hirata <kazu@hxi.com>
8213 * gcc.c: Fix comment formatting.
8214 * gccspec.c: Likewise.
8217 * genemit.c: Likewise.
8218 * gengenrtl.c: Likewise.
8219 * genrecog.c: Likewise.
8220 * gensupport.c: Likewise.
8221 * ggc-page.c: Likewise.
8222 * global.c: Likewise.
8223 * graph.c: Likewise.
8224 * ifcvt.c: Likewise.
8225 * integrate.c: Likewise.
8227 * libgcc2.c: Likewise.
8229 * mbchar.c: Likewise.
8230 * optabs.c: Likewise.
8231 * predict.c: Likewise.
8232 * prefix.c: Likewise.
8233 * profile.c: Likewise.
8234 * protoize.c: Likewise.
8236 * recog.c: Likewise.
8237 * regclass.c: Likewise.
8238 * regmove.c: Likewise.
8239 * reg-stack.c: Likewise.
8240 * reload1.c: Likewise.
8241 * resource.c: Likewise.
8242 * rtlanal.c: Likewise.
8245 2001-08-12 Kazu Hirata <kazu@hxi.com>
8247 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8248 a tree representing a constant is passed to the macro.
8250 2001-08-12 Richard Henderson <rth@redhat.com>
8252 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8253 (rs6000_elf_asm_out_destructor): New.
8254 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8255 (DTORS_SECTION_ASM_OP): Remove.
8256 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8257 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8259 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8262 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8263 * gcc.c (set_collect_gcc_options): New function, split out from
8265 Ignore elided switches.
8266 (do_spec_1): Invoke before executing command.
8267 (set_input): Export.
8268 Move declaration ...
8269 * gcc.h (set_input): ... here.
8270 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8273 2001-08-12 Richard Henderson <rth@redhat.com>
8275 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8276 thinko wrt TARGET_RELOCATABLE.
8278 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8280 * fix-header.c (cb_file_change): Update prototype.
8282 2001-08-11 Zack Weinberg <zackw@panix.com>
8284 * toplev.c (set_float_handler): Make static.
8285 * toplev.h: Don't prototype set_float_handler.
8287 * simplify-rtx.c: Don't include setjmp.h.
8288 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8290 (simplify_unary_operation, simplify_binary_operation): Use them,
8291 via do_float_handler.
8293 * fold-const.c: Don't include setjmp.h.
8294 (exact_real_inverse_1): New function.
8295 (exact_real_inverse): Use it, via do_float_handler.
8297 * varasm.c: Don't include setjmp.h.
8298 (assemble_real_1): New function.
8299 (assemble_real): Use it, via do_float_handler.
8300 Call internal_error if we get a trap here.
8302 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8303 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8305 2001-08-11 Zack Weinberg <zackw@panix.com>
8307 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8308 STACK_BOUNDARY if not already defined.
8310 * calls.c, function.c, reload1.c, explow.c: Don't default
8311 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8312 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8314 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8317 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8318 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8320 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8322 * cppmacro.c (enter_macro_context): Push macro expansions even
8325 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8327 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8328 (rs6000_elf_section_type_flags): Actually return a value.
8330 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8332 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8333 Clean up code: add missing comments and prototypes, fix warnings,
8334 remove obsolete code, fix spacing to conform to coding style.
8336 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8338 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8339 and TARGET_ASM_CLOSE_PAREN.
8340 (regclass_map): CC register belongs to class NO_REGS.
8341 (legitimize_pic_address): Don't generate unnecessary moves
8342 (to avoid confusing loop optimization).
8343 (check_and_change_labels): Replace jump_long by indirect_jump.
8344 (s390_final_chunkify): Don't start a new literal pool on section
8345 switch in 64-bit code.
8346 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8348 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8349 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8350 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8352 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8353 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8354 (CONST_COSTS): Fixed incorrect costs.
8356 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8357 Use emit_jump instead of emit_jump_insn (gen_jump).
8358 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8359 (to avoid confusing flow analysis).
8360 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8361 (casesi, casesi_jump): New.
8362 (jump_long): Removed. Functionality merged into indirect_jump.
8363 (indirect_jump): Accept address_operand, not just register_operand.
8364 (cjump_long, icjump_long): Use same logic as indirect_jump.
8365 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8366 Fixed broken setjmp/longjmp handling.
8367 (do_builtin_setjmp_setup): Removed.
8369 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8370 broken GNU as versions that don't accept .quad with large
8371 negative values. Use hexadecimal output instead.
8372 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8373 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8374 FUNCTION_EPILOGUE): Removed. Now in targetm.
8376 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8378 * config/s390/fixdfdi.h: Add missing copyright statement.
8379 Fix type conflicts on 64-bit. Add missing SFmode routines.
8381 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8384 2001-08-11 Richard Henderson <rth@redhat.com>
8386 * rtl.h (REG_EH_RETHROW): Remove.
8387 * rtl.c (reg_note_name): Update.
8388 * combine.c (distribute_notes): Don't check for it.
8390 2001-08-11 Richard Henderson <rth@redhat.com>
8392 * combine.c (distribute_notes): Place REG_SETJMP.
8394 2001-08-11 Richard Henderson <rth@redhat.com>
8396 * doc/extend.texi (Arrays and pointers implementation): Discourage
8397 relying on sign-extension of pointers.
8399 2001-08-11 H.J. Lu <hjl@gnu.org>
8401 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8403 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8404 RDATA_SECTION_ASM_OP.
8406 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8408 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8409 main manual to work both for info and HTML versions.
8411 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8412 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8414 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8415 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8416 (struct cpp_pool): New member first.
8417 * cppinit.c (append_include_chain): Plug memory leaks.
8418 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8419 Allocate pragma structures from the (aligned) macro pool to
8420 avoid leaking memory.
8421 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8422 so we don't leak memory.
8423 * hashtable.c (ht_destroy): New.
8424 * hashtable.h (ht_destroy): New.
8426 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8427 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8429 * c-lex.c (map): Make const.
8430 (cb_file_change): Update for callback passing a line map.
8431 Don't assume we have a previous map. Remove sanity check
8432 about popping too many files.
8433 * cpperror.c (print_location): Make map const.
8434 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8435 (cpp_make_system_header): Similarly.
8436 (search_from): Similarly.
8437 (_cpp_execute_include): Don't remember where we came from.
8438 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8439 (struct cpp_reader): Make map const.
8440 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8441 * cpplib.c (do_line): Update; line maps now hold sysp.
8442 (cpp_push_buffer): Similarly.
8443 (_cpp_do_file_change): Similarly; callback with map instead.
8444 (cpp_get_line_maps): Constify return value.
8445 (_cpp_pop_buffer): Update.
8446 * cpplib.h (struct cpp_file_change): Remove.
8447 (struct cpp_callbacks): Update.
8448 (cpp_get_line_maps): Constify return value.
8449 * cppmacro.c (_cpp_create_definition): Update.
8450 * cppmain.c (struct printer): Constify map.
8451 (maybe_print_line): Similarly.
8452 (print_line): Similarly. Deduce flags 1 and 2 here.
8453 (cb_file_change): Update.
8454 * line-map.c (free_line_maps): Warn regardless.
8455 (add_line_map): Return pointer to const. When passed NULL to_file
8456 with LC_LEAVE, use the obvious values for the return point so the
8457 caller doesn't have to figure them out.
8458 (lookup_line): Return pointer to const.
8459 (print_containing_files): Take pointer to const.
8460 * line-map.h (struct line_map): New members reason, sysp.
8461 (add_line_map): Return pointer to const.
8462 (lookup_line): Similarly.
8463 (print_containing_files): Take pointer to const.
8465 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8466 Richard Henderson <rth@redhat.com>
8468 * regmove.c (regmove_optimize): Avoid setting a register twice in
8471 2001-08-10 Richard Henderson <rth@redhat.com>
8473 * doc/extend.texi (Arrays and pointers implementation): Document
8474 behavior of pointer/integer conversion.
8476 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8478 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8480 2001-08-10 Richard Henderson <rth@redhat.com>
8482 * doc/extend.texi (C Implementation): New chapter.
8483 * doc/gcc.texi (Top): Link it in.
8485 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8487 * doc/install.texi (Specific): Fix CVS merge botch.
8489 2001-08-10 Richard Henderson <rth@redhat.com>
8491 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8492 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8494 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8496 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8497 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8498 this macro is now required.
8500 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8501 loop.c (find_and_verify_loops), reload.c (reload): Check
8502 for rtx code of CALL_INSN, not CALL, when deciding if we
8503 need to check for REG_SETJMP note.
8505 * gcse.c (compute_hash_table, compute_store_table): Update
8506 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8509 * config/avr/avr.c: Fix typo.
8510 * config/convex/convex.c (expand_movstr): Use adjust_address.
8511 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8513 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8514 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8516 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8517 Do define STACK_BOUNDARY.
8518 * config/i370/i370.c: Include expr.h.
8519 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8520 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8521 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8522 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8523 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8524 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8525 * config/romp/romp.c: Include expr.h after tree.h.
8527 (output_fpop): Use xmalloc, not oballoc.
8528 * config/we32k/we32k.c: Include expr.h.
8530 2001-08-10 Kazu Hirata <kazu@hxi.com>
8532 * config/h8300/h8300.h: Fix formatting.
8534 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8536 * c-common.h (RETURN_NULLIFIED_P): Lose.
8537 * c-semantics.c (genrtl_return_stmt): Don't check it.
8539 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8541 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8542 (mips_annotate_frame_insn): New function.
8543 (mips_emit_frame_related_store): New function.
8544 (save_restore_insns): Don't mark instructions that set up the base
8545 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8546 the store instructions instead.
8547 (mips_expand_prologue): If the stack size is moved into a temporary
8548 register, do not mark that move as frame-related. Add a
8549 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8551 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8553 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8554 stack slot as unchanging if current_function_calls_eh_return.
8556 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8558 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8559 access the second half of the TFmode scratch operand.
8561 2001-08-10 Anthony Green <green@redhat.com>
8563 * java/class.c (emit_register_classes): Conditionalize code on
8566 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8568 * doc/install.texi (Specific, avr): Fix cross-reference to the
8569 main manual to work both for info and HTML versions.
8571 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8573 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8574 and "use_goto" argument.
8575 (expand_null_return, expand_value_return): Update all callers.
8576 * function.c (expand_function_end): Remove code to generate simple
8578 * config/vax/vax.md (epilogue): New expander for function return.
8579 * doc/md.texi (epilogue): Remove "if defined".
8581 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8583 * Makefile.in: Partially revert my previous change:
8584 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8585 of the hashtab.o and safe-ctype.o rules.
8587 2001-08-09 Richard Henderson <rth@redhat.com>
8589 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8590 (USE_COLLECT2): Remove duplicate definition.
8591 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8592 (use_collect2): Remove dead code.
8593 * configure.in (use_collect2): Remove will_use_collect2 and
8594 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8595 * configure: Rebuild.
8597 * target.h (targetm.asm_out.constructor): New.
8598 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8599 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8600 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8601 * varasm.c (in_ctors, in_dtors): New.
8602 (assemble_constructor, assemble_destructor): Remove.
8603 (default_stabs_asm_out_destructor): New.
8604 (default_named_section_asm_out_destructor): New.
8605 (dtors_section, default_dtor_section_asm_out_destructor): New.
8606 (default_stabs_asm_out_constructor): New.
8607 (default_named_section_asm_out_constructor): New.
8608 (ctors_section, default_ctor_section_asm_out_constructor): New.
8609 * output.h: Update declarations.
8610 * c-decl.c (c_expand_body): Use target hooks instead of
8611 assemble_constructor and assemble_destructor.
8612 * profile.c (output_func_start_profiler): Likewise.
8613 * objc/objc-act.c (finish_objc): Likewise.
8614 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8615 for the constructor.
8616 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8618 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8619 (DTORS_SECTION_ASM_OP): Likewise.
8620 (__CTOR_LIST__): Use attribute section when possible.
8621 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8623 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8624 ASM_OUTPUT_CONSTRUCTOR.
8626 * config/darwin.c (machopic_asm_out_constructor): New.
8627 (machopic_asm_out_destructor): New.
8628 * config/darwin-protos.h: Update declarations.
8629 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8630 (ASM_OUTPUT_DESTRUCTOR): Remove.
8631 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8632 * config/nextstep.c (nextstep_asm_out_constructor): New.
8633 (nextstep_asm_out_destructor): New.
8634 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8635 (ASM_OUTPUT_DESTRUCTOR): Remove.
8636 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8637 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8638 ASM_OUTPUT_*STRUCTOR.
8639 * config/i386/aix386ng.h: Likewise.
8641 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8642 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8643 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8644 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8645 * config/lynx.h: Likewise.
8646 * config/netware.h: Likewise.
8647 * config/psos.h: Likewise.
8648 * config/alpha/alpha-interix.h: Likewise.
8649 * config/alpha/elf.h: Likewise.
8650 * config/arc/arc.h: Likewise.
8651 * config/arm/aof.h: Likewise.
8652 * config/arm/coff.h: Likewise.
8653 * config/arm/elf.h: Likewise.
8654 * config/c4x/c4x.h: Likewise.
8655 * config/h8300/h8300.h: Likewise.
8656 * config/i386/cygwin.h: Likewise.
8657 * config/i386/djgpp.h: Likewise.
8658 * config/i386/i386-coff.h: Likewise.
8659 * config/i386/i386-interix.h: Likewise.
8660 * config/i386/sco5.h: Likewise.
8661 * config/i386/vsta.h: Likewise.
8662 * config/i386/win32.h: Likewise.
8663 * config/i960/i960-coff.h: Likewise.
8664 * config/ia64/sysv4.h: Likewise.
8665 * config/m68hc11/m68hc11.h: Likewise.
8666 * config/m68k/coff.h: Likewise.
8667 * config/m68k/mot3300.h: Likewise.
8668 * config/m88k/m88k.h: Likewise.
8669 * config/mcore/mcore-pe.h: Likewise.
8670 * config/mcore/mcore.h: Likewise.
8671 * config/mips/elf.h: Likewise.
8672 * config/mips/elf64.h: Likewise.
8673 * config/mips/iris6.h: Likewise.
8674 * config/pa/pa64-hpux.h: Likewise.
8675 * config/rs6000/sysv4.h: Likewise.
8676 * config/sh/sh.h: Likewise.
8677 * config/sparc/litecoff.h: Likewise.
8679 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8680 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8681 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8682 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8683 (ASM_OUTPUT_DESTRUCTOR): Remove.
8684 * config/a29k/a29k.c: Move include of tree.h.
8685 * config/a29k/udi.h: Delete file.
8686 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8687 (vms_asm_out_destructor): New.
8688 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8689 (EXTRA_SECTION_FUNCTIONS): Likewise.
8690 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8691 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8692 * config/c4x/c4x.c: Move include of tree.h.
8693 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8694 (clix_asm_out_destructor): New.
8695 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8696 (ASM_OUTPUT_DESTRUCTOR): Remove.
8697 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8698 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8699 (TARGET_ASM_CONSTRUCTOR): New.
8700 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8701 (sco_asm_out_constructor): New.
8702 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8703 * config/i386/svr3gas.h: Remove stack grows up code.
8704 Remove code duplicated from i386/sysv3.h.
8705 (TARGET_ASM_CONSTRUCTOR): New.
8706 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8707 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8708 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8709 (TARGET_ASM_CONSTRUCTOR): New.
8710 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8711 (m68hc11_asm_out_destructor): New.
8712 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8713 (TARGET_ASM_DESTRUCTOR): New.
8714 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8715 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8716 config/svr3.h pertaining to section manipulation.
8717 * config/m68k/dpx2g.h: Remove #if 0 code.
8718 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8719 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8720 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8721 (TARGET_ASM_CONSTRUCTOR): New.
8722 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8723 (m88k_svr3_asm_out_constructor): New.
8724 (m88k_svr3_asm_out_destructor): New.
8725 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8726 (ASM_OUTPUT_DESTRUCTOR): Remove.
8727 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8728 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8729 * config/rs6000/aix.h: Likewise.
8730 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8731 * config/mips/vxworks.h: Likewise.
8732 * config/rs6000/lynx.h: Likewise.
8733 * config/sh/elf.h: Likewise.
8734 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8735 (DTORS_SECTION_ASM_OP): New.
8736 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8737 (ASM_OUTPUT_DESTRUCTOR): Remove.
8738 * config/sparc/sol2-sld-64.h: Likewise.
8739 * config/vax/vax.c (vms_asm_out_constructor): New.
8740 (vms_asm_out_destructor): New.
8741 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8742 (ASM_OUTPUT_DESTRUCTOR): Remove.
8743 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8745 * doc/tm.texi (@node Initialization): Update.
8747 2001-08-09 Richard Henderson <rth@redhat.com>
8749 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8750 (__do_global_dtors_aux): Use gp-relative static data to avoid
8751 one dynamic relocation.
8752 (__do_frame_setup): Register Java classes.
8753 * config/alpha/crtend.asm (__JCR_END__): New.
8755 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8757 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8758 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8759 (GEN, STAGESTUFF): Add new files.
8760 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8761 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8762 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8763 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8764 as well as insn-codes.h and insn-flags.h in config.h; and no
8765 extra headers in tconfig.h and hconfig.h.
8767 * gencodes.c: Eliminate code to generate predicate declarations
8768 or #defines for md-file constants.
8769 * genconstants.c, genpreds.c: New files.
8771 * i386.md: Re-order guard expressions such that TARGET_64BIT
8772 comes first, when this permits better optimization. Add
8773 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8774 why this is desirable.
8776 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8778 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8779 (find_fde_for_dso): Remove.
8780 (_Unwind_IteratePhdrCallback): New.
8781 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8782 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8784 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8786 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8787 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8789 2001-08-09 Graham Stott <grahams@redhat.com>
8791 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8792 (vis_no_unit): Use it.
8793 (visualize_no_unit): Add the insn only if room exists.
8795 2001-08-09 Graham Stott <grahams@redhat.com>
8797 * predict.c (estimate_probability): Replace magic numbers with
8798 appropriate enumeration.
8800 2001-08-09 Graham Stott <grahams@redhat.com>
8802 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8804 (EXTRACT_FLAGS): Likewise.
8806 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8808 * config/mips/mips.c (mips_legitimate_address_p): Check for
8809 CONST_INT in last patch.
8811 2001-08-08 Anthony Green <green@redhat.com>
8813 * java/class.c (emit_register_classes): Use assemble_jcr if
8814 possible. Keep the original mechanism as a fallback.
8815 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8816 and weak symbol support.
8817 * crtstuff.c (__JCR_LIST__): Define.
8818 (__JCR_END__): Define.
8819 (_Jv_RegiserClasses): Define weak symbol if possible.
8820 (__do_global_ctors_aux): Register classes for ELF targets with
8821 weak symbol support.
8823 2001-08-08 Kazu Hirata <kazu@hxi.com>
8825 * dbxout.c: Fix comment formatting.
8826 * dependence.c: Likewise.
8828 * diagnostic.c: Likewise.
8829 * dominance.c: Likewise.
8830 * doprint.c: Likewise.
8831 * dwarf2out.c: Likewise.
8832 * dwarfout.c: Likewise.
8833 * emit-rtl.c: Likewise.
8834 * except.c: Likewise.
8835 * explow.c: Likewise.
8836 * expmed.c: Likewise.
8839 * fold-const.c: Likewise.
8840 * function.c: Likewise.
8842 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8844 * global.c (retry_global_alloc): Avoid shadowing allocno.
8846 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8848 * except.c (remove_fixup_regions): Fix typo.
8850 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8852 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8853 unsigned HOST_WIDE_INT to avoid warning.
8854 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8855 * flow.c (set_block_for_new_insns): Likewise.
8857 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8859 * sibcall.c (return_value_pseudo): New static variable.
8860 (skip_copy_to_return_value): Handle return_value_pseudo.
8861 (call_ends_block_p): Ensure that return_value_pseudo is set.
8862 (optimize_sibling_and_tail_recursive_call): Discover the
8863 load of pseudo return value in alternate exit block.
8865 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8867 * calls.c (ECF_ALWAYS_RETURN): New constant.
8868 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8869 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8870 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8871 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8872 * rtl.c (reg_note_name): New name.
8873 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8875 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8877 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8879 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8881 * alias.c (get_alias_set): Return a previously calculated
8882 alias set for a VAR_DECL.
8883 * function.c (gen_mem_addressof): Calculate the alias set before
8886 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8888 * predict.def: Set hitrates according our experimental run.
8890 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8892 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8894 2001-08-08 H.J. Lu <hjl@gnu.org>
8896 * config/mips/mips.c (mips_unique_section): New. Copied from
8899 * config/mips/mips-protos.h (mips_unique_section): New
8902 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8904 * config/mips/little.h: New. Generic little endian mips
8905 targets. Only mips*-*-linux* is converted to use it so far.
8907 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8908 (WCHAR_TYPE): Defined
8909 (WCHAR_TYPE_SIZE): Likewise.
8910 (INIT_SUBTARGET_OPTABS): Likewise.
8911 (BSS_SECTION_ASM_OP): Likewise.
8912 (SBSS_SECTION_ASM_OP): Likewise.
8913 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8914 (ASM_DECLARE_OBJECT_NAME): Likewise.
8915 (UNIQUE_SECTION): Likewise.
8916 (EXTRA_SECTIONS): Likewise.
8917 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8918 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8919 (ASM_OUTPUT_DEF): Likewise.
8920 (HANDLE_SYSV_PRAGMA): Removed.
8921 (NO_IMPLICIT_EXTERN_C): Likewise.
8922 (TARGET_MEM_FUNCTIONS): Likewise.
8923 (STARTFILE_SPEC): Likewise.
8924 (ENDFILE_SPEC): Likewise.
8925 (LIB_SPEC): Likewise.
8926 (INVOKE__main): Likewise.
8927 (CTOR_LIST_BEGIN): Likewise.
8928 (CTOR_LIST_END): Likewise.
8929 (DTOR_LIST_BEGIN): Likewise.
8930 (DTOR_LIST_END): Likewise.
8931 (SET_ASM_OP): Likewise.
8932 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8933 (ASM_OUTPUT_DEF): Likewise.
8934 (ASM_OUTPUT_IDENT): Likewise.
8936 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8937 (CPLUSPLUS_CPP_SPEC): Likewise.
8938 (ASM_APP_ON) Redefine only if not defined.
8939 (ASM_APP_OFF): Likewise.
8940 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8941 (ASM_OUTPUT_IDENT): Likewise.
8943 * config.gcc: Update tm_file for Linux/mips.
8945 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8947 * cselib.c (cselib_record_sets): If insn is predicated, turn
8948 sources into IF_THEN_ELSEs.
8950 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8951 Turn into define_insn_and_split.
8953 * sched-deps.c: Include "cselib.h".
8954 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8955 Use cselib to turn memory addresses into VALUEs.
8956 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8957 * sched-int.h (struct sched_info): New member USE_CSELIB.
8958 * sched-ebb.c (ebb_sched_info): Initialize it.
8959 * sched-rgn.c (rgn_sched_info): Likewise.
8960 * Makefile.in (sched-deps.o): Update dependencies.
8962 * cselib.h (cselib_subst_to_values): Declare.
8963 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8964 that have no value and autoincs to be handled by generating a new
8967 2001-08-08 Graham Stott <grahams@redhat.com>
8969 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8970 within fixed length SEQUENCE.
8972 2001-08-08 Graham Stott <grahams@redhat.com>
8974 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8975 (diagnostic_prefixing_rule): Likewise.
8976 (diagnostic_line_cutoff): Likewise.
8977 (diagnostic_kind_count): Likewise.
8979 2001-08-08 Graham Stott <grahams@redhat.com>
8981 * alias.c (find_base_decl): Delete redundent assignment.
8983 2001-08-08 Graham Stott <grahams@redhat.com>
8985 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8986 (abs): Uppercase and paranthesize macro parameter.
8987 (MEM_DEPENDENCY): Add whitespace.
8989 2001-08-08 Graham Stott <grahams@redhat.com>
8991 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8992 failure check for CONST_INT
8994 2001-08-08 Graham Stott <grahams@redhat.com>
8996 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8997 (libcall_dead_p): Likewise.
8999 (mark_used_regs): Constify fmt.
9000 (find_use_as_address): Likewise.
9002 2001-08-08 Graham Stott <grahams@redhat.com>
9004 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
9007 2001-08-08 Graham Stott <grahams@redhat.com>
9009 * combine.c (combine_simplify_rtx): Update comment and
9010 remove erroneous test.
9012 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9014 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9015 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9016 take care to avoid multiple no-newline at EOF warnings in that
9019 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9021 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9022 (emit_library_call_value_1): Likewise.
9023 (emit_call_1): Emit REG_SETJMP note.
9024 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9026 * cselib.c (cselib_process_insn): Likewise.
9027 * flow.c (propagate_block): Likewise.
9028 * loop.c (find_and_verify_loops): Likewise.
9029 * reload.c (find_equiv_regs): Likewise.
9030 * reload1.c (reload): Likewise.
9031 * resource.c (mark_referenced_resources,
9032 mark_set_resources): Likewise.
9033 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9034 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9035 * haifa-sched.c (unlink_other_notes): Likewise.
9036 (reemit_notes): Likewise.
9037 * sched-ebb.c (sched_ebb): Likewise.
9038 * sched-rgc.c (sched_region): Likewise.
9039 * rtl.c (note_insn_name): Likewise.
9040 (reg_note_name): Add REG_SETJMP
9041 * rtl.h (reg_note): Add REG_SETJMP.
9042 (insn_note): Remove NOTE_INSN_SETJMP.
9044 * profile.c (branch_prob): Add fake edges for setjmp.
9046 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9048 * config.gcc: Quote target_cpu_default2 correctly for
9049 powerpc*-*-* targets.
9051 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9053 * cpplib.h, line-map.h: Update comments.
9054 * cppmain.c (printer_init): Move inline.
9055 (maybe_print_line, print_line): Take a map pointer.
9056 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9057 (cb_file_change): Don't use prior value of print.map.
9059 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9061 * doc/install.texi: Document fine-grained multilib configuration.
9063 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9065 * rtlanal.c (find_first_parameter_load): Call note_stores
9066 only on the instructions.
9068 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9070 * alias.c (nonlocal_mentioned_p):
9071 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9072 * calls.c (emit_call_1): Likewise.
9073 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9074 * cselib.c (cselib_process_insn): Likewise.
9075 * df.c (df_insns_modify): Likewise.
9076 * flow.c (need_fake_edge_p): Likewise.
9077 (propagate_one_insn): Likewise.
9078 * haifa-sched.c (reemit_notes): Likewise.
9079 * integrate.c (copy_insn_list): Likewise.
9080 * jump.c (delete_prior_computation): Likewise.
9081 * local-alloc.c (validate_equiv_mem): Likewise.
9082 * loop.c (scan_loop): Likewise.
9083 * predict.c (estimate_probability): Likewise.
9084 * reload.c (reload): Likewise.
9085 * sched-deps (sched_analyze): Likewise.
9086 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9087 * gcse.c (compute_hash_table): Likewise.
9088 (mark_call): Likewise.
9089 (store_killed_in_insn): Likewise.
9091 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9093 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9095 2001-08-06 Richard Henderson <rth@redhat.com>
9097 * varasm.c (assemble_gc_entry): Remove.
9098 * output.h: Likewise.
9100 2001-08-06 Richard Henderson <rth@redhat.com>
9102 * varasm.c (assemble_constructor): Take a symbol_ref and a
9103 priority instead of a bare string. Move priority handling
9104 here from cp/decl2.c.
9105 * output.h: Update decls.
9107 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9108 and assemble_destructor.
9109 * profile.c (output_func_start_profiler): Likewise.
9110 * objc/objc-act.c (finish_objc): Likewise.
9111 (build_module_descriptor): Return the symbol not the symbol name.
9113 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9115 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9116 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9117 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9118 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9119 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9120 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9122 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9124 * cpperror.c (print_containing_files): Moved to line-map.c.
9125 (print_location): line-map.c handles re-listing or otherwise.
9126 * cpphash.h (struct lexer_state): Remove next_bol.
9127 (struct cpp_buffer): Remove include_stack_listed.
9128 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9129 Remove faked buffer handling.
9130 (_cpp_do_file_change): Tweak.
9131 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9132 * cppmain.c (struct printer): Remove filename.
9133 (print_line, cb_file_change): Update accordingly.
9134 * line-map.c: Include intl.h.
9135 (init_line_maps): Initialize last_listed.
9136 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9137 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9138 (print_containing_files): New.
9139 * line-map.h (struct line_maps): New member last_listed.
9140 (print_containing_files, INCLUDED_FROM): New.
9141 * Makefile.in: Update.
9142 * po/POTFILES.in: Add line-map.c.
9144 2001-08-06 Richard Henderson <rth@redhat.com>
9146 * except.c (convert_from_eh_region_ranges_1): Never mark
9147 USE or CLOBBER insns as throwing.
9149 * expr.c (store_constructor): Don't clobber memory targets.
9151 2001-08-06 Andreas Jaeger <aj@suse.de>
9153 * profile.c (branch_prob): Remove unused variable insn.
9155 * Makefile.in (local-alloc.o): Add dependency on except.h.
9157 * local-alloc.c: Include except.h for can_throw_internal prototype.
9159 2001-08-06 Richard Henderson <rth@redhat.com>
9161 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9162 * function.c (expand_main_function): Implement it.
9163 * doc/tm.texi: Document it.
9165 2001-08-06 Stan Shebs <shebs@apple.com>
9167 * doc/install.texi: Document powerpc-*-darwin* details.
9169 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9171 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9172 (ASM_CPU_SPEC): Move back to rs6000.h
9173 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9175 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9177 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9180 * config/rs6000/linux64.h: Ditto.
9182 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9183 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9186 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9187 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9189 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9192 2001-08-05 Richard Henderson <rth@redhat.com>
9194 * local-alloc.c (update_equiv_regs): Do not move insns that
9197 2001-08-05 Jan Hubicka <jh@suse.cz>
9199 * Makefile.in (reload1.o): Add dedendancy on except.h
9200 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9202 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9203 indicating wehther edges has been cleaned up.
9204 * reload1.c: Inlucde except.h
9205 (fixup_abnormal_edges): Accept deleted insns.
9206 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9209 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9211 * cpplib.c (do_line): Correct line number after pop_buffer.
9213 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9215 PR preprocessor/3824
9216 * line-map.c: Update comments.
9217 * line-map.h: Update comments.
9218 * tradcif.y: Don't consider large numbers unsigned.
9220 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9222 PR preprocessor/3081
9223 * c-lex.c (map): New.
9224 (cb_file_change): Update map and use it.
9225 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9226 (c_lex): Update to use map.
9227 * cpperror.c (print_location): Move to using logical line numbers.
9228 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9229 (cpp_make_system_header): Similarly.
9230 (_cpp_execute_include): Stop line numbering hacks. Store the
9231 line we will return to.
9232 * cpphash.h (CPP_BUF_LINE): Remove.
9233 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9234 Add map and return_to_line.
9235 (_cpp_do_file_change): Update.
9236 * cppinit.c (cpp_start_read): Update line kludge.
9237 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9238 (trigraph_ok): Use logical line numbers for diagnostics.
9239 (skip_block_comment): Likewise.
9240 (skip_whitespace): Likewise.
9241 (skip_line_comment): Use pfile->line instead.
9242 (_cpp_lex_token): Update to use logical line numbering exclusively.
9243 Handle BOL locally. Accept new lines in directives, but keep
9244 pfile->line decremented. Diagnostics use logical lines. Update
9246 * cpplib.c (SEEN_EOL): New.
9247 (skip_rest_of_line, check_eol): Use it.
9248 (end_directive): Increase line number when accepting the newline
9249 at the end of a directive.
9250 (run_directive): Simplify.
9251 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9252 (_cpp_do_file_change): Update to take buffer line number as an
9253 argument, and store the current map in the cpp_reader. Remove
9254 line number kludges.
9255 (_cpp_do__Pragma): Restore output position after a _Pragma.
9256 (cpp_push_buffer): Don't set output line or lineno.
9257 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9258 Remove line kludge. Set output_line.
9259 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9260 (parse_arg): Use logical lines.
9261 (save_lookahead_token): Save EOFs too now.
9262 * cppmain.c (struct printer): Fix comments.
9263 (printer_init): Simplify, let caller do errors.
9264 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9265 (maybe_print_line): Simplify.
9266 (print_line): Don't print a linemarker if -P.
9267 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9268 (cb_file_change): Simplify.
9269 * line-map.h (LAST_SOURCE_LINE): Fix.
9270 (CURRENT_LINE_MAP): New.
9272 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9274 * doloop.c (doloop_modify_runtime): Properly compute number of
9275 iterations if loop was unrolled.
9277 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9278 if their CSELIB_VAL_PTRs are.
9280 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9281 (setup_spill_pointers): Initialize it.
9282 (spill_restore_mem): Set it.
9283 (do_spill, do_restore): Use it to add REG_INC note.
9284 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9286 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9287 asms if other insns are available.
9289 * config/ia64/ia64.c (condop_operator): New predicate.
9290 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9291 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9294 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9295 temporary register than directly using a MEM.
9297 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9299 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9300 parameter in last change.
9302 2001-08-04 Zack Weinberg <zackw@panix.com>
9304 * sparc.md: Don't use #if inside C test expression.
9306 2001-08-04 Richard Henderson <rth@redhat.com>
9308 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9310 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9312 * cpphash.h (struct cpp_reader): New member directive_line.
9313 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9314 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9315 do_pragma): Pass line to callbacks.
9316 (start_directive): Record line of directive.
9317 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9318 cb_include): Similarly.
9319 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9322 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9324 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9327 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9329 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9331 * reload1.c (fixup_abnormal_edges): New static function.
9334 * flow.c (need_fake_edge_p): New function.
9335 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9336 avoid call insn to be very last insn in the insn stream.
9338 * profile.c (branch_prob): Call flow_call_edges_add instead of
9339 doing that by hand; cleanup cfg to re-merge basic blocks once
9342 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9344 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9345 are also on line-map.h.
9346 * cppfiles.c (stack_include_file): Update.
9347 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9348 (_cpp_pop_buffer): New.
9349 * cppinit.c (cpp_destroy, cpp_finish): Update.
9350 (do_includes): Mark each buffer to return at EOF.
9351 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9352 return as requested.
9353 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9354 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9355 * cpplib.h (cpp_pop_buffer): Remove.
9356 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9357 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9359 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9361 (do_preprocessing): Update.
9362 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9363 * c-parse.in (_yylex): Similarly.
9364 * scan-decls.c (scan_decls): Similarly.
9365 * line-map.h: Update comments.
9367 * objc/Make-lang.in (objc-act.o): Update dependencies.
9369 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9371 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9372 and soft register for operand 0.
9373 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9375 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9377 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9378 register for operand 0.
9379 ("bitcmpqi_z_used"): Allow memory for operand 0.
9380 (split "bitcmpqi"): New split to handle address reg as operand 1.
9382 2001-08-04 Andreas Jaeger <aj@suse.de>
9384 * gcse.c: Revert Daniel's last patch.
9386 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9388 * sparc-protos.h: Add prototypes for fp_zero_operand and
9390 * sh-protos.h: Add prototype for fpul_operand.
9392 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9394 * doc/extend.texi (Other Builtins): Fix typo in last change.
9396 2001-08-03 Richard Henderson <rth@redhat.com>
9398 * target.h (gcc_target): Add asm_out.named_section,
9399 section_type_flags, have_named_sections.
9400 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9401 (TARGET_HAVE_NAMED_SECTIONS): New.
9402 (TARGET_SECTION_TYPE_FLAGS): New.
9404 * Makefile.in (toplev.o): Depend on TARGET_H.
9405 (varasm.o, dbxout.o): Likewise.
9406 * c-common.c (decl_attributes): Check targetm.have_named_sections
9407 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9408 * dbxout.c (dbxout_function_decl): Likewise.
9409 (dbxout_function_end): Likewise.
9410 * toplev.c (compile_file): Likewise.
9411 * varasm.c (exception_section): Likewise.
9412 * cp/decl2.c (finish_objects): Likewise.
9414 * defaults.h (EH_FRAME_SECTION): Remove.
9415 (EH_FRAME_SECTION_ASM_OP): Remove.
9416 (EH_FRAME_SECTION_NAME): New.
9417 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9418 (UNIQUE_SECTION_P): Remove.
9419 * dwarf2out.c (SECTION_FORMAT): Remove.
9420 (ASM_OUTPUT_SECTION): Remove.
9421 (output_call_frame_info): Use named_section_flags.
9422 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9423 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9424 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9425 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9426 (named_section_flags): New.
9427 (named_section): Use it and targetm.section_type_flags.
9428 (resolve_unique_section): New.
9429 (assemble_start_function): Use it.
9430 (asm_emit_uninitialised, assemble_variable): Likewise.
9431 (default_section_type_flags): New.
9432 (default_no_named_section, default_elf_asm_named_section): New.
9433 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9434 * output.h: Update varasm.c decls.
9435 (SECTION_*): New flags.
9437 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9438 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9440 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9441 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9442 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9443 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9444 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9445 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9446 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9447 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9448 * config/pa/pa64-hpux.h,
9450 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9451 (TARGET_ASM_NAMED_SECTION): New.
9452 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9453 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9454 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9455 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9456 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9457 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9458 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9459 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9460 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9461 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9462 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9463 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9464 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9465 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9466 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9467 * config/sparc/sysv4.h: Likewise.
9469 * config/nextstep.h: Error until named sections implemented.
9471 * config/a29k/a29k.c (a29k_asm_named_section): New.
9472 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9473 (vms_section_type_flags, vms_asm_named_section): New.
9474 * config/arm/arm.c (arm_elf_asm_named_section): New.
9475 * config/avr/avr.c (asm_output_section_name): Remove.
9476 * config/avr/avr-protos.h: Update.
9477 * config/c4x/c4x.c (c4x_asm_named_section): New.
9478 * config/h8300/h8300.c (h8300_asm_named_section): New.
9479 * config/i386/i386.c (sco_asm_named_section): New.
9480 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9481 (i386_pe_section_type_flags): New.
9482 (i386_pe_asm_named_section): New.
9483 * config/i386/i386-protos.h: Update.
9484 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9485 * config/mcore/mcore.c (mcore_asm_named_section): New.
9486 * config/mips/mips.c (iris6_asm_named_section): New.
9487 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9488 instead of UNIQUE_SECTION_P.
9489 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9490 (xcoff_asm_named_section): New.
9491 * config/sh/sh.c (sh_asm_named_section): New.
9492 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9494 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9495 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9496 (EH_FRAME_SECTION_NAME): New.
9497 (EXCEPTION_SECTION): New.
9498 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9499 (DEBUG_*_SECTION): Remove.
9500 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9501 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9502 (EH_FRAME_SECTION_ASM_OP): Remove.
9504 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9505 (ASM_OUTPUT_SECTION_NAME): Remove.
9506 (TARGET_ASM_NAMED_SECTION): New.
9507 (TARGET_HAVE_NAMED_SECTIONS): New.
9508 (TARGET_SECTION_TYPE_FLAGS): New.
9509 (EH_FRAME_SECTION_ASM_OP): Remove.
9510 (EH_FRAME_SECTION_NAME): New.
9512 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9514 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9515 for complex expressions when cfun == 0.
9516 * doc/extend.texi: Document that __builtin_constant_p can be
9517 used in data initializers as well as functions.
9519 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9521 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9522 variable I locally, instead of expecting a declaration in the
9525 2001-08-03 Richard Henderson <rth@redhat.com>
9527 * except.c (collect_one_action_chain): Add an explicit cleanup
9528 action if regions surrounding a catch were encoded entirely
9529 within the call-site entry.
9531 2001-08-03 Richard Henderson <rth@redhat.com>
9533 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9534 don't take REGNO of a non-register.
9536 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9538 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9539 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9540 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9541 (__gthread_mutex_init_function): New function for mutex initialization.
9543 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9545 * Makefile.in: Revert screwed up commit.
9547 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9549 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9550 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9551 merged by linker script to get a final _exit().
9552 (__do_global_dtors): New for destructor handling in specific exit
9554 (__do_global_ctors): New for constructors in specific install section.
9555 (__map_data_section): Map data sections before running constructors.
9556 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9557 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9558 (DTORS_SECTION_ASM_OP): Likewise.
9559 (CTORS_SECTION_FUNCTION): Define to force a reference to
9561 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9563 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9565 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9567 * Makefile.in: Add df.h to gcse.c dependencies.
9569 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9571 * varasm.c (output_constant_def_contents): Use for the length of a
9572 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9573 depending on which is larger.
9575 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9577 * gcse.c: Include df.h for use as a dataflow analyzer.
9579 Declaration of reg_set_info: gone.
9580 New df_analyzer variable used by store motion.
9581 (reg_set_info): Deleted.
9582 (mark_mem_regs): New function, analyze regs used by a mem.
9583 (store_ops_ok): Use dataflow analyzer results to determine if
9584 necessary regs are changed in the block.
9585 (find_moveable_store): Remove check for symbol ref, we can handle
9586 much more complex expressions now.
9587 (compute_store_table): Remove most of the code, it's unnecessary
9588 now that the dataflow analyzer records the info for us.
9589 (store_killed_after): Add parameter to say whether to do the
9590 store_ops_okay test, used to speed up testing when we already know
9591 the answer, and just want to know if the store itself was killed.
9592 (build_store_vector): Largely rewritten to calculate the various
9593 vectors properly, and somewhat optimized.
9594 (store_motion): Init the df_analyzer, get REG_DEF chains.
9595 Also handle trapping expressions (since mems almost always trap)
9596 (simple_mem): Redefine what a simple mem is.
9598 2001-08-03 DJ Delorie <dj@redhat.com>
9600 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9601 set from a constant part of the condition.
9603 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9605 * mkdeps.c (deps_add_default_target): Make local variable
9606 ``start'' a const char pointer.
9607 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9609 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9611 * doc/install.texi (Configuration): Fix markup.
9612 (Specific, i?86-*-udk): Likewise.
9613 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9615 Document --enable-threads and --enable-libgcj status.
9616 (Specific, mips-sgi-irix*): Canonicalize triples.
9617 (Specific, mips-sgi-irix5): Warn about problems with this config.
9618 Mention required GNU as patch.
9619 Native assembler problems are fixed.
9620 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9621 Document --enable-threads and --enable-libgcj status.
9623 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9625 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9628 2001-08-03 Richard Henderson <rth@redhat.com>
9630 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9633 2001-08-03 Richard Henderson <rth@redhat.com>
9635 * rtlanal.c (find_first_parameter_load): Stop if we
9636 reach a CODE_LABEL at BOUNDARY.
9638 2001-08-03 Richard Henderson <rth@redhat.com>
9640 * config/alpha/alpha.md (force_movdi): New insn.
9641 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9642 Tweek FRP marking of VMS prologue insns.
9643 * config/alpha/vms.h (EPILOGUE_USES): New.
9645 2001-08-02 Richard Henderson <rth@redhat.com>
9647 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9649 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9651 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9652 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9653 config/convex/convex.h, config/d30v/d30v.c,
9654 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9655 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9656 config/mips/mips.h, config/mn10200/mn10200.h,
9657 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9658 config/v850/v850.h, config/vax/openbsd.h,
9659 config/vax/openbsd1.h, config/vax/ultrix.h,
9660 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9661 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9662 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9663 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9664 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9665 in comments and documentation.
9667 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9671 * Makefile.in (line-map.o): New.
9672 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9673 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9674 * cpperror.c (print_containing_files): Similarly.
9675 (print_location): Update. Don't output a space before _Pragma.
9676 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9677 (stack_include_filee, cpp_make_system_header): Update.
9678 (_cpp_execute_include): Get logical line number right for calling
9679 as-yet-unterminated #include.
9680 * cpphash.h (struct cpp_reader): Add line_maps.
9681 (_cpp_do_file_change): Update.
9682 * cppinit.c (cpp_create_reader): Initialize line maps.
9683 (cpp_destroy): Destroy line maps.
9684 (cpp_start_read): Get logical line number right.
9685 * cpplex.c (parse_string): Only warn once for multi-line strings.
9686 Use boolean variable for null warning.
9687 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9689 (do_include_common): End the directive early.
9690 (do_line): Don't warn about out-of-range lines in preprocessed
9691 source. Update. Remove unused variables.
9692 (_cpp_do_file_change): Update for new line mapping.
9693 (pragma_cb): New typedef.
9694 (cpp_register_pragma): Stop looking ahead before calling the
9696 (do_pragma_system_header): End directive early.
9697 (cpp_get_line_maps): New.
9698 (cpp_pop_buffer): Fudge logical line. Update.
9699 * cpplib.h: Include line-map.h
9700 (enum cpp_fc_reason): Remove.
9701 (struct cpp_file_change): Update.
9702 (cpp_get_line_maps): New.
9703 * cppmain.c (struct_printer): New member map.
9704 (cb_file_change): Update for new mappings.
9705 * fix-header.c (cb_file_change): Similarly.
9707 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9709 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9710 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9712 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9714 * config/vax/vax.c: include expr.h.
9716 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9718 * Makefile.in ($(srcdir)/configure): Only rebuild in
9720 ($(srcdir)/config.in): Only define in maintainer mode.
9721 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9723 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9725 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9727 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9729 * gcc.c (set_collect_gcc_options): New function, split out from
9731 Ignore elided switches.
9732 (do_spec_1): Invoke before executing command.
9733 (set_input): Export.
9734 Move declaration ...
9735 * gcc.h (set_input): ... here.
9736 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9739 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9742 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9744 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9746 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9748 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9749 for the unnamed instructions it expands to.
9751 2001-08-02 Richard Henderson <rth@redhat.com>
9753 * regclass.c (call_really_used_regs): Conditionally define.
9754 (init_reg_sets_1): Don't use it if not defined.
9755 (fix_register): Similarly, don't set it.
9757 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9759 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9760 Correct comment that had been missed in the previous change.
9762 2001-08-01 Stan Shebs <shebs@apple.com>
9764 * config/darwin.c (machopic_stub_name): Try matching by name.
9765 (update_stubs): New function.
9766 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9769 2001-08-01 Richard Henderson <rth@redhat.com>
9771 * except.c (output_function_exception_table): Use assemble_align.
9772 * varasm.c (assemble_eh_label): Remove.
9773 (assemble_eh_align, assemble_eh_integer): Remove.
9775 2001-08-01 Robert Lipe <robertl@caldera.com>
9777 * dwarfout.c: Remove reference to README.DWARF.
9779 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9781 * regclass.c (call_really_used_regs): New array for registers which
9782 are actually used by a call.
9783 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9785 (fix_register): Set call_really_used too.
9786 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9787 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9789 2001-08-01 Richard Henderson <rth@redhat.com>
9791 * read-rtl.c (read_name): Consider \r whitespace.
9793 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9795 * config.gcc: Recognize powerpc-*-netbsd*.
9797 * doc/install.texi (Host/target specific installation notes for
9798 GCC): Mention powerpc-*-netbsd*.
9800 * config/rs6000/netbsd.h: New file.
9801 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9802 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9803 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9804 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9805 (TARGET_VERSION): Redefine.
9807 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9808 mcall-netbsd as a match for mcall-sysv.
9809 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9810 (ncrti.S, ncrtn.S): New targets.
9811 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9814 "netbsd' as a V4 ABI.
9815 (ASM_SPEC): Check for -mcall-netbsd.
9816 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9817 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9818 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9819 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9820 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9821 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9822 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9824 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9825 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9827 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9829 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9830 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9831 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9832 including "unwind-pe.h".
9834 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9836 * rs6000.md (define_splits): Kill unused constraints.
9838 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9839 Jan Hubicka <jh@suse.cz>
9841 * function.c (thread_prologue_and_epilogue_insns): Kill code
9842 dealing with non-existent CFG.
9844 2001-08-01 Kazu Hirata <kazu@hxi.com>
9846 * alias.c: Fix comment formatting.
9847 * bitmap.c: Likewise.
9848 * builtins.c: Likewise.
9849 * calls.c: Likewise.
9850 * c-common.c: Likewise.
9851 * c-decl.c: Likewise.
9852 * c-dump.c: Likewise.
9853 * c-lex.c: Likewise.
9854 * collect2.c: Likewise.
9855 * combine.c: Likewise.
9856 * conflict.c: Likewise.
9857 * cppfiles.c: Likewise.
9858 * cppinit.c: Likewise.
9859 * cpplex.c: Likewise.
9860 * cpplib.c: Likewise.
9861 * cppmacro.c: Likewise.
9862 * cppspec.c: Likewise.
9863 * c-pragma.c: Likewise.
9864 * crtstuff.c: Likewise.
9866 * cselib.c: Likewise.
9867 * c-semantics.c: Likewise.
9868 * c-typeck.c: Likewise.
9870 2001-08-01 H.J. Lu <hjl@gnu.org>
9872 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9874 2001-08-01 H.J. Lu <hjl@gnu.org>
9876 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9878 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9880 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9881 contextualizing Objective-C class name lookup by the lexer.
9882 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9884 (protocoldef): Add support for forward @protocol declarations.
9885 (yylexname): Suppress ObjC class name lookup in certain contexts;
9886 re-enable after lookup is complete.
9887 (_yylex): Re-enable ObjC class name lookup when certain
9888 punctuation marks are seen.
9890 * objc/objc-act.c (check_protocol_recursively): New function used
9891 for finding circular dependencies in protocols.
9892 (objc_declare_protocols): New function for handling forward
9893 @protocol declarations.
9894 (receiver_is_class_object): Detect the case when 'self' is used
9895 inside of a class method.
9896 (build_message_expr): Issue a warning if class method is desired
9897 but instance method is found instead.
9898 (conforms_to_protocol): Streamline.
9899 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9900 protocol Foo, even if 'Bar foo' does not.
9901 (check_protocols): Streamline.
9902 (start_protocol): Add checks for circular and duplicate protocol
9904 (encode_aggregate_within): For typedefs of structs, encode the
9906 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9907 (objc_declare_protocols): New prototype.
9909 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9911 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9912 * cpplex.c (handle_newline): Update prototype. Maintain logical
9914 (skip_escaped_newlines, skip_block_comment, parse_string):
9916 (_cpp_lex_token): Update, and store token position within the token.
9917 * cpplib.h (struct cpp_token): Add line and column entries.
9918 * cppmacro.c (replace_args): Position stringified tokens correctly.
9920 2001-08-01 Andreas Jaeger <aj@suse.de>
9922 * basic-block.h: Add prototype for last_loop_beg_note.
9924 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9926 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9927 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9929 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9930 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9931 expand_decl_cleanup.
9932 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9934 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9935 operand while calling simple_cst_equal.
9936 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9937 operand is the cleanup expression, the third is the RTL_EXPR.
9938 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9940 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9942 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9944 2001-07-31 matthew green <mrg@eterna.com.au>
9946 * config.gcc (i386-*-netbsdelf): New description.
9947 * config/i386/netbsd-elf.h: New file.
9949 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9951 * loop.c (check_dbra_loop): Use single_set to compute
9954 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9956 PowerPC reorg and support for powerpc64-*-linux*.
9958 Also fixes emitting of constants on 32 bit and 64 bit
9961 * config.gcc: powerpc64-*-linux* is a new target.
9962 Things that needed aix.h now also include xcoff.h
9964 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9966 Move AIX specific stuff into aix.h.
9967 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9968 with more than just XCOFF now.
9969 (SET_ASM_OP): Remove, now defined where needed.
9970 (FUNCTION_PROLOGUE): New macro definition.
9971 (FUNCTION_EPILOGUE): New macro definition.
9972 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9974 * config/rs6000/xcoff.h: New file.
9976 * config/rs6000/linux64.h: New file.
9978 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9980 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9982 * rs6000.c (print_operand_address): Handle ELF syntax.
9983 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9984 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9985 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9987 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9989 * rs6000.c (rs6000_override_options): Only disable
9990 flag_function_sections for XCOFF.
9991 (exact_log2_cint_operand): New predicate.
9992 (reg_or_{add,sub}_cint64_operand): New predicates.
9993 (add_operand): Compare CONST_INT with fewer function calls.
9994 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9995 (print_operand, case 'p'): Ensure positive operand.
9996 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9997 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9998 (PREDICATE_CODES): Add new predicates.
9999 * rs6000.md (addsi3): Split 32-bit constants more correctly.
10000 (divsi3, modsi3): Ensure positive power-of-2.
10001 (adddi3): Use new predicate. Split 32-bit constants more
10002 correctly. Re-arrange splitter to handle any constant.
10003 (subdi3): Use new predicate.
10004 (divdi3, moddi3): Ensure positive power-of-2.
10005 (movdi): Use rs6000_emit_set_const.
10006 (load_toc_v4_pic_di): Delete.
10008 2001-07-31 Graham Stott <grahams@redhat.com>
10010 * function.c (pad_below): Revert 2001-07-26 patch.
10012 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10014 * reg-stack (convert_regs_1): Fix best edge condition.
10016 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10018 * jump.c (duplicate_loop_exit_test): Better test for jumps
10019 entering the loop; create loop pre_header.
10021 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10023 * doc/install.texi: Add s390 and s390x as new targets.
10024 * doc/invoke.texi: Add documentation of S/390 and zSeries
10026 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10028 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10030 * config/m68k/m68k.md: Replace all general_operand with
10031 nonimmediate_operand for all destinations.
10032 * config/m68k/m68k.c (not_sp_operand): Likewise.
10034 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10036 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10038 2001-07-30 Richard Henderson <rth@redhat.com>
10040 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10041 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10043 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10045 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10046 Add missing doc strings
10047 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10048 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10050 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10052 * i386.c (ix86_output_main_function_alignment_hack): New function.
10053 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10055 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10056 edges by EDGE_DFS_BACK flag.
10057 (dump_edge_info): Add dfs_back flag.
10058 * basic-block.h (EDGE_DFS_BACK): New constant.
10059 (mark_dfs_back_edges): Declare.
10060 * alias.c (loop_p): Remove.
10061 (mark_constant_function): Use mark_dfs_back_edges.
10063 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10064 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10065 (compensate_edge): Break out from ...
10066 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10067 (convert_regs_2): Set block_done once block is really done;
10068 Do updating of the predecesors counts.
10070 * toplev.c (rest_of_compilation): Recompute block_for_insn
10071 before post-reload cfg_cleanup.
10072 * function.c (thread_prologue_epilogue_insns):
10073 Call set_block_for_new_insns when emitting prologue directly.
10075 2001-07-30 Andreas Jaeger <aj@suse.de>
10077 * jump.c: Add prototype for mark_modified_reg.
10079 * cse.c (set_live_p): Add unused attribute.
10081 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10083 (scan_for_source_files): Use long for count to avoid overflow.
10084 (output_data): Likewise.
10085 (output_data): Don't use string concatatenation to silence gcc
10088 * predict.c: Fix typos and grammar.
10090 * gcse.c (insert_insn_end_bb): Remove unused variables.
10092 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10094 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10095 (attempt_auto_inc): LIkewise.
10096 (mark_used_reg): Likewise.
10097 (try_pre_increment_1): Likewise.
10098 * regclass.c (regclass): Likewise.
10099 * global.c (allocno_compare): Update comment; change scaling factor.
10100 * local-alloc.c (QTY_CMP_PRI): Likewise.
10101 * regs.h (REG_FREQ_FROM_BB): New.
10102 (REG_FREQ_MAX): Likewise.
10104 2001-07-30 H.J. Lu <hjl@gnu.org>
10106 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10109 2001-07-30 H.J. Lu (hjl@gnu.org)
10111 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10112 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10113 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10115 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10117 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10118 as -mthumb-interwork when -mcpu=arm7 is specified.
10120 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10122 * predict.def (noreturn, loop branch, loop exit): Mark as first
10125 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10127 * combine.c (try_combine): Avoid barrier after noop jumps.
10129 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10131 * cpphash.h (struct cpp_reader): Remove import_warning.
10132 * cpplib.c (skip_rest_of_line): Don't bother turning off
10134 (parse_include): Move include handling to...
10135 (do_include_common): ... here. Move import warning from...
10136 (do_import): ... here.
10137 (do_pragma_poison): Don't do a callback for poison identifiers.
10138 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10139 * cppmain.c (setup_callbacks): Similarly.
10141 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10143 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10144 handle multiple sets.
10145 * except.c (sjlj_mark_call_sites): .... here.
10146 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10148 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10150 Suggested by Richard Henderson and Richard Kenner:
10151 * combine.c (recog_for_combine): Use the fake recog
10152 only if instruction does not match.
10153 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10154 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10156 * combine.c (try_combine): Discover noop jump as direct jump.
10158 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10160 * df.c (df_rd_global_compute): Add successors to worklist, not
10162 (df_ru_global_compute): Ditto.
10164 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10166 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10167 increment REG_N_SETS.
10169 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10171 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10173 * sbitmap.c (sbitmap_a_xor_b): New function.
10174 ifdef the basic block stuff on IN_GCC.
10176 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10178 * cppexp.c (parse_defined): Always record the macro name.
10179 (lex): Don't worry about identifiers, or special-case
10181 (_cpp_parse_expr): Figure out at the end of the routine
10182 whether we saw a valid !defined() expression.
10183 * cppfiles.c (stack_include_file): Update for mi_valid.
10184 (_cpp_pop_file_buffer): Similarly.
10185 * cpplex.c (_cpp_lex_token): Similarly.
10186 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10187 mi_if_not_defined, mi_lexed): Remove.
10189 * cpplib.c (do_if): Simplify.
10190 (do_endif, push_conditional, _cpp_handle_directive): Update
10191 for renaming of mi_state to mi_valid.
10193 * cpp.texi: Add index entries for digraphs, and add comment
10194 that C++ refers to them as alternative tokens.
10196 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10198 * basic-block.h (CLEANUP_PRE_LOOP): New.
10199 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10200 * sibcall.c (optimize_sibling_calls): Likewise.
10201 * toplev.c (rest_of_compilation): Likewise.
10202 * flow.c (try_forward_edges): Take argument MODE;
10203 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10204 (try_optimize_cfg): Update call of try_forward_edges.
10206 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10207 Jan Hubicka <jh@suse.cz>
10209 * (validate_replace_rtx_1): Fix simplification of MINUS.
10211 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10213 PR preprocessor/3669
10214 * cppinit.c (init_dependency_output): Turn off dump requests
10215 if sending dependencies to stdout.
10217 2001-07-28 Richard Henderson <rth@redhat.com>
10219 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10222 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10224 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10226 2001-07-28 Kazu Hirata <kazu@hxi.com>
10228 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10229 is VAR_DECL first to prevent an ICE.
10231 2001-07-28 Richard Henderson <rth@redhat.com>
10233 * varasm.c (immed_real_const_1): Don't elide special cases for
10235 (clear_const_double_mem): Clear const_tiny_rtx too.
10237 2001-07-28 Richard Henderson <rth@redhat.com>
10239 * dwarf2out.c (dw_val_class_offset): New.
10240 (struct dw_ranges_struct, dw_ranges_ref): New.
10241 (ranges_table, ranges_table_allocated): New.
10242 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10243 (add_AT_offset, add_ranges, output_ranges): New.
10244 (print_die, output_die): Handle dw_val_class_offset.
10245 (attr_checksum, size_of_die, value_format): Likewise.
10246 (gen_lexical_block_die): Handle non-contiguous blocks.
10247 (gen_block_die): Likewise.
10248 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10249 if needed. Dump the ranges table.
10250 * final.c (final_start_function): Remove unnecessary notes and
10251 rebuild the block tree before numbering the blocks.
10252 * function.c (reorder_blocks_0): Walk the existing block tree
10253 to unmark all blocks.
10254 (reorder_blocks_1): Create block fragments when duplicate block
10256 (reorder_fix_fragments): New.
10257 (reorder_blocks): Call it.
10258 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10260 2001-07-28 Richard Henderson <rth@redhat.com>
10262 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10264 2001-07-28 Richard Henderson <rth@redhat.com>
10266 * flow.c (add_to_mem_set_list): New function.
10267 (init_propagate_block_info): Use it.
10268 (mark_set_1): Likewise.
10269 (insn_dead_p): Canonicalize memory address for dead store
10270 comparison. Allow wider mode stores to kill narrower mode stores.
10271 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10272 (invalidate_mems_from_set): Don't handle MEMs.
10274 2001-07-28 Kazu Hirata <kazu@hxi.com>
10276 * config/h8300/h8300.h: Fix formatting.
10278 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10280 * basic-block.h (EDGE_FREQUENCY): New macro.
10281 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10283 * flow.c (find_sub_basic_blocks): Likewise.
10284 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10285 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10287 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10288 (HITRATE): New macro.
10289 (PRED_FLAG_FIRST_MATCH): New constant.
10290 (predictor_info): New field flgags.
10291 (combine_predictions_for_insn): Use DS theory to combine
10292 probabilities; set the edge probabilities when finished.
10293 (estimate_probability): Avoid duplicated matches
10294 of LOOP_BRANCH heuristics for nested loops; update comment.
10295 * predict.def: Add flags for each prediction, set probabilities
10296 according to B&L paper.
10297 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10299 * profile.c (compute_branch_probabilities): Cleanup way the edge
10300 probabilities are computed and REG_BR_PROB notes are dropped; if
10301 values does not match, emit error.
10302 (init_branch_prob): Do error instead of warning when profile driven
10303 feedback is missing or corrupt.
10305 2001-07-27 DJ Delorie <dj@redhat.com>
10307 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10308 against a constant, try to adjust the compare to have the desired
10309 constant in it so that min/max optimizations happen more often.
10311 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10313 * flow.c (last_loop_beg_note): New function.
10314 (redirect_edge_and_branch): Use it.
10315 (split_edge): Likewise.
10317 * alias.c (loop_p): Avoid uninitialized memory access.
10319 * flow.c (try_forward_edges): Avoid accessing freed memory.
10321 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10324 2001-07-26 Andrew Haley <aph@redhat.com>
10325 Joern Rennecke <amylaar@redhat.com>
10327 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10328 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10329 (SUBTARGET_CPP_SPEC): New.
10330 (CPP_SPEC): Remove.
10331 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10332 (SUBTARGET_CPP_PTR_SPEC): New.
10333 (CPP_DEFAULT_CPU_SPEC): New.
10334 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10335 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10336 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10337 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10338 (SUBTARGET_CPP_SPEC): Define as an empty string.
10340 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10342 * doc/install.texi (Configuration): Properly link the host
10343 specific instructions also when generating HTML.
10345 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10347 * flow.c (redirect_edge_and_branch_force): Test
10348 target->global_live_at_start.
10350 2001-07-26 Richard Henderson <rth@redhat.com>
10352 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10353 * rtl.h (avoid_constant_pool_reference): Declare it.
10354 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10355 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10357 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10359 * rtl.h (cleanup_barriers): Declare.
10360 * jump.c (cleanup_barriers): New function.
10361 * toplev.c (rest_of_compilation): Call cleanup_barriers
10362 before loop optimizer and after bb_reorder.
10364 * flow.c (back_edge_of_syntactic_loop_p): New.
10365 (split_edge): Use it.
10367 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10369 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10371 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10373 * cse.c (cse_process_notes): Replace any registers if the address
10376 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10378 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10379 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10380 (propagate_block): Update prototype.
10381 * flow.c (update_life_info): Simplify the CFG and
10382 recalculate the global regs which are alive when
10383 removing dead code during a global update.
10384 (propagate_block): Return non-zero if an INSN is
10387 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10389 * Makefile.in (LIBICONV): Define.
10391 2001-07-26 Catherine Moore <clm@redhat.com>
10393 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10394 of conditional to avoid tree checking errors.
10396 2001-07-26 Kazu Hirata <kazu@hxi.com>
10398 * regmove.c (regmove_optimize): Don't replace a reg with
10399 another reg of a different mode.
10401 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10403 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10404 limit length of dependency flush list.
10405 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10406 * sched-int.h (struct deps): Add pending_flush_length field.
10407 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10408 has 1 element in it.
10409 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10410 (sched_analyze): After a jump, if the pending memory flush list is too
10411 large, flush the pending lists.
10412 (init_deps): Initialize pending_flush_length to 0.
10413 * doc/invoke.texi (max_pending_list_length): Document parameter.
10415 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10417 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10418 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10419 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10421 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10423 * cpphash.h (struct_lexer_state): Delete was_skipping.
10424 Move skipping here from struct cpp_reader.
10425 * cpplex.c (parse_identifier): Update.
10426 (_cpp_lex_token): Don't skip tokens in a directive.
10427 * cpplib.c (struct if_stack): Update.
10428 (start_directive, end_directive): Don't change skipping state.
10429 (_cpp_handle_directive): Update.
10430 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10431 (do_else, do_endif): Update; only check for excess tokens if not
10432 in a skipped conditional block.
10433 (push_conditional): Update for new struct if_stack.
10435 2001-07-26 Graham Stott <grahams@redhat.com>
10437 * function.c (locate_and_pad_parm): Also pad initial offset
10438 so that the total argument size also includes the padding.
10440 2001-07-26 Graham Stott <grahams@redhat.com>
10442 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10443 change XSTR to XTMPL.
10445 (process_one_cond_exec): Likewise
10447 2001-07-25 Richard Henderson <rth@redhat.com>
10449 * varasm.c (assemble_variable): Create DECL_RTL before setting
10452 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10454 * predict.c (estimate_probability): Avoid duplicated predictions.
10456 * loop.c (find_and_verify_loops): Grok multiple barriers.
10458 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10460 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10462 * dbxout.c: Consistently use putc instead of fputc.
10463 (print_wide_int): New function; call instead of direct fprintf.
10464 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10465 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10466 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10467 (print_int_cst_octal): Likewise.
10468 (print_octal): Show we wrote characters.
10469 (dbxout_type): Set have_used_extensions in more places.
10471 2001-07-25 Catherine Moore <clm@redhat.com>
10473 * config/v850/v850.c (v850_va_arg): Use addr
10474 instead of valist to build incr.
10476 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10478 * flow.c (delete_dead_jumptables): New function.
10479 (life_analyzis): Call it.
10480 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10483 2001-07-25 Richard Henderson <rth@redhat.com>
10485 * except.c (reachable_handlers): Handle a region being removed
10486 out from under a RESX.
10488 2001-07-25 Richard Henderson <rth@redhat.com>
10490 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10491 swap GE/GT if it is an fp comparison.
10493 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10495 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10498 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10500 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10501 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10504 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10505 throw an exception.
10506 (visit_expression): When attempting to simplify an expression,
10507 retrieve any modes for arguments before they are simplified
10510 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10511 Janis Johnson <janis@us.ibm.com>
10513 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10514 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10515 pointer parameters to match documented usage of nonlocal_goto.
10516 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10517 parameters to their correct order.
10518 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10519 parameters to their correct order.
10521 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10523 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10525 2001-07-25 Jan Hubicka <jh@suse.cz>
10526 Richard Henderson <rth@redhat.com>
10528 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10530 (make_edges): New argument update_p; populate the edge cache if set.
10531 (find_basic_blocks): Update make_edges invocation.
10533 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10535 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10537 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10539 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10540 -Acpu and -Amachine.h.
10541 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10542 Corrected header to say ELF not a.out.
10543 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10544 when given -msoft-float.
10546 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10548 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10549 extra multilib parts like arm-elf.
10550 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10551 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10552 crtfini.o as extra multilib parts.
10554 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10556 * configure.in: Add rtems as a supported thread model.
10557 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10558 * configure: Rebuilt.
10560 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10562 * stor-layout.c (get_mode_alignment): make it work when
10563 BITS_PER_UNIT is not a power of two.
10564 * builtins.c (get_pointer_alignment): Likewise.
10566 2001-07-24 Richard Henderson <rth@redhat.com>
10568 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10569 the retrieved constant into the expected mode.
10571 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10573 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10574 (verify_flow_info): Check for duplicated edges; clarify
10577 * flow.c (block_label): Update basic_block_for_insn.
10578 (commit_edge_insertions): Call compute_bb_for_insn.
10580 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10583 * flow.c (redirect_edge_and_branch,
10584 try_optimize_cfg): Use redirect_edge_succ_nodup
10585 (redirect_edge_succ_nodup): New.
10586 * basic_block.h (redirect_edge_succ_nodup): Declare.
10588 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10591 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10593 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10594 (try_crossjump_to_edge): Update commetns.
10595 (try_crossjump_bb): Likewise.
10597 2001-07-24 Richard Henderson <rth@redhat.com>
10599 * combine.c (distribute_notes): Move set of need_refresh
10600 for noop_move_p down to catch all cases.
10602 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10604 * recog.c (split_all_insns_noflow): New.
10605 * rtl.h (split_all_insns_noflow): Declare.
10606 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10607 * m68hc11.c (m68hc11_reorg): Likewise.
10608 * sh.c (machine_dependent_reorg): Likewise.
10609 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10612 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10614 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10615 (ashlsi3_n splitter): Likewise.
10616 (lshrsi3_n splitter): Likewise.
10618 (GOTaddr2picreg): Make const SImode.
10619 (sym_label2reg): Likewise.
10620 (symGOT2reg): Likewise.
10621 (symGOTOFF2reg) Likewise.
10623 (casesi_worker_0): Make unspec SImode.
10625 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10627 * config/sh/sh.c (barrier_align): Check that an operand really is
10628 an insn before extracting its INSN_CODE.
10630 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10632 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10635 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10636 for SImode to prevent overflow.
10638 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10640 * config/mips/irix6-libc-compat.c: New file.
10641 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10642 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10643 passing workaround.
10645 2001-07-24 lars brinkhoff <lars@nocrew.org>
10647 * rtl.texi (REG_POINTER): Document.
10648 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10649 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10651 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10653 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10655 2001-07-23 Richard Henderson <rth@redhat.com>
10657 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10659 2001-07-23 Kazu Hirata <kazu@hxi.com>
10661 * config/h8300/h8300-protos.h: Add a prototype for
10662 general_operand_dst_push.
10663 * config/h8300/h8300.c (general_operand_dst_push): New.
10664 * config/h8300/h8300.h (OK_FOR_T): New.
10665 (EXTRA_CONSTRAINT): Use it.
10666 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10667 the existing movqi pattern.
10668 (movhi_push): Likewise.
10670 * reload.c: Fix comment typos.
10672 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10674 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10676 2001-07-23 H.J. Lu (hjl@gnu.org)
10678 * doc/extend.texi: Update __builtin_return_address and
10679 __builtin_frame_address.
10681 2001-07-23 Richard Henderson <rth@redhat.com>
10683 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10685 * config/i386/i386.md: New setcc+movzbl peephole2.
10687 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10689 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10690 * objc/objc-act.c: Include debug.h.
10691 (synth_module_prologue): Save and restore debug hooks too.
10693 2001-07-23 lars brinkhoff <lars@nocrew.org>
10695 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10696 and C4X_FLOAT_FORMAT.
10697 (BOOL_TYPE_SIZE): Document.
10699 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10701 * unroll.c (loop_iterations): Fix miscalculation of initial
10704 2001-07-13 Andrew Haley <aph@redhat.com>
10706 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10707 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10708 * config/sh/sh.c (sh_can_redirect_branch): New function.
10709 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10710 * reorg.c (steal_delay_list_from_target): Use
10711 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10713 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10715 * flow.c (try_simplify_condjump): Unlink insn chain on
10716 fallthru edge; use can_fallthru.
10718 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10720 * basic-block.h (find_sub_basic_block): Declare.
10721 * flow.c (make_edges): New arguments MIN and MAX;
10722 (find_sub_basic_blocks): Revamp to use make_edges
10723 and purge_dead_edges.
10724 (find_basic_blocks): Update call of find_sub_basic_block.
10726 * recog.c (split_all_insns): Always expect CFG to be consistent;
10727 call find_sub_basic_blocks in case something has changed.
10728 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10731 * basic-block.h (delete_noop_moves): Declare.
10732 * combine.c (combine_instructions): Call it.
10733 (recog_for_combine): Tolerate noop moves
10734 (distribute_notes): Force refresh when register dies at noop move.
10735 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10737 (life_analysis): Update delete_noop_moves call.
10738 (set_noop_p): Move too ...
10739 * rtlanal.c (noop_move_p): ... here.
10740 * rtl.h (noop_move_p): Declare.
10742 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10743 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10745 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10746 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10748 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10750 * reload.c (push_reload): Fix typo in comment.
10751 (find_reloads_address): Ditto.
10752 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10754 2001-07-22 Richard Henderson <rth@redhat.com>
10756 * flow.c: Grammar check and clarify a lot of comments.
10757 (try_simplify_condjump): Rename variables to be clearer.
10758 (try_forward_edges): Skip complex and fallthru edges.
10759 Rearrange tests to avoid duplicate checks.
10760 (flow_find_cross_jump): Likewise.
10761 (outgoing_edges_match): Allow match if neither branch has
10762 probability data. Loosen probability match to 5%.
10763 (try_crossjump_to_edge): Hoist repeated indirection into
10765 (try_crossjump_bb): Don't check complex edges. Eliminate
10766 redundant crossjump tests.
10767 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10768 checks before more expensive checks.
10770 2001-07-22 Richard Henderson <rth@redhat.com>
10772 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10773 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10776 2001-07-22 Richard Henderson <rth@redhat.com>
10778 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10779 (const_sint32_operand): Likewise.
10780 * m68k.md (anon mulsi pattern): Use const_int_operand not
10781 const_sint32_operand.
10782 (umulsi3_highpart): Zero extend a constant input.
10783 (smulsi3_highpart): Don't bother checking SImode constant.
10784 (const_umulsi3_highpart): Give op3 DImode.
10785 (const_smulsi3_highpart): Likewise.
10787 2001-07-22 Richard Henderson <rth@redhat.com>
10789 * flow.c (split_block): Make sure bb_note is included in the
10790 new block when splitting before a label.
10792 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10794 * basic-block.h (redirect_edge_and_branch_force,
10795 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10796 * flow.c (redirect_edge_and_branch_force,
10797 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10798 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10799 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10800 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10801 instead of label; update CFG after transformation.
10802 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10803 for finishing the transformation; handle even case where ELSE
10804 does not follow THEN.
10805 (find_if_case_2): Update call of dead_or_predictable; simplify
10808 * emit-rtl.c (split_branch_probability): New global variable.
10809 (try_split): Take care to set split_branch_probability and
10810 create REG_BR_PROB note for new jump insns.
10811 * md.texi (define_split): Document new feature.
10813 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10815 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10817 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10818 (asm_out_file): Remove redundant declaration.
10819 (assemble_asm): Remove old #if 0 block.
10820 (assemble_variable): Remove end of function; debug output is
10821 now handled with global_decl. Remove old #if 0 block. Update.
10822 Remove saved_in_section and associated no-op code.
10823 * Makefile.in (varasm.o): Correct dependencies.
10825 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10827 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10828 the definition in defaults.h.
10830 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10832 * jump.c: Update comments.
10833 (delete_barrier_successors, delete_unreferenced_labels,
10834 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10835 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10836 jump_optimize, jump_optimize_minimal): Kill.
10837 (rebuild_jump_labels): Move code from jump_optimize_1.
10838 (purge_line_number_notes): Likewise.
10839 (copy_loop_headers): Likewise.
10840 * reg-stack.c: Update comment.
10841 * stmt.c: Likewise.
10842 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10843 JUMP_AFTER_REGSCAN): Kill.
10844 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10845 purge_line_number_notes and copy_loop_headers.
10847 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10848 Richard Henderson <rth@redhat.com>
10850 * dbxout.c (dbxout_global_decl): New.
10851 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10852 * sdbout.c (sdbout_finish): New.
10853 (sdbout_debug_hooks): Use it, add comments.
10854 (sdbout_global_decl): Defer initialised public vars to
10856 * varasm.c (assemble_variable): Don't output debug information
10857 for file-scope variables.
10859 2001-07-22 Richard Henderson <rth@redhat.com>
10861 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10862 (get_round_mode_suffix): New.
10863 (print_operand): Use them for [/]. Remove support for [&'`()+].
10864 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10865 * config/alpha/alpha.md (attr round_suffix): New.
10866 (attr trap_suffix): New.
10867 (all insns): Set them appropriately. Use %/ instead of the
10868 myriad punctuators.
10870 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10872 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10874 2001-07-22 Richard Henderson <rth@redhat.com>
10876 * regrename.c (regrename_optimize): Compute nregs for each
10877 potential target register.
10879 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10880 Richard Henderson <rth@redhat.com>
10882 * dbxout.c (dbxout_global_decl): New.
10883 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10884 * sdbout.c (sdbout_finish): New.
10885 (sdbout_debug_hooks): Use it, add comments.
10886 (sdbout_global_decl): Defer initialised public vars to
10888 * varasm.c (assemble_variable): Don't output debug information
10889 for file-scope variables.
10891 2001-07-21 H.J. Lu (hjl@gnu.org)
10893 * config/mips/mips.c (mips_cpu): Moved into ...
10894 (override_options): Here.
10896 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10898 (mips_cpu): Removed.
10900 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10902 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10903 ("iorqi3"): Likewise.
10904 ("xorqi3"): Likewise.
10905 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10906 ("*subhi3_sp): Likewise.
10907 ("*subhi3"): Likewise.
10908 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10911 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10913 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10914 * config/freebsd.h: Likewise.
10915 * config/linux.h: Likewise.
10916 * config/openbsd.h: Likewise.
10917 * config/alpha/linux-elf.h: Likewise.
10918 * config/arm/linux-elf.h: Likewise.
10919 * config/d30v/d30v.h: Likewise.
10920 * config/fr30/fr30.h: Likewise.
10921 * config/ia64/aix.h: Likewise.
10922 * config/ia64/ia64.h: Likewise.
10923 * config/mips/linux.h: Likewise.
10924 * config/pj/pj.h: Likewise.
10925 * config/rs6000/linux.h: Likewise.
10926 * config/sparc/linux.h: Likewise.
10927 * config/sparc/linux64.h: Likewise.
10929 2001-07-20 Bruce Korb <bkorb@gnu.org>
10931 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10932 because getc() and char* may disagree on signedness.
10934 2001-07-20 Richard Henderson <rth@redhat.com>
10936 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10938 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10939 insns to delete in the presence of cc0 in a jump insn.
10941 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10942 Jan Hubicka <jh@suse.cz>
10944 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10945 of doing the change by hand.
10947 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10949 * rtlanal.c (set_noop_p): Return true for noop jumps.
10951 * expr.c (emit_single_push_insn): Add call to push expander.
10952 * expr.h (optab_index): Add OTI_push
10953 (push_optab): New constant.
10954 * genopinit.c (optabs): Add push_optab.
10955 * optabs.c (init_optab): Init push optab.
10956 * md.texi (push??1): Document
10958 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10960 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10961 expand to emit the pattern; put a REG_INC note for push/pop
10963 ("movdf", "movdf_internal"): Likewise.
10964 ("movsi", "movsi_internal"): Likewise.
10965 ("movsf", "movsf_internal"): Likewise.
10966 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10968 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10970 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10973 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10975 * params.def: Change default max inline insns to 100.
10977 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10979 * combine.c (combine_simplify_rtx): Generate a new shift operation
10980 when simplifying the first operand of a (neg (ashift)) expression.
10982 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10984 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10986 2001-07-20 Kelley Cook <kelley.cook@home.com>
10988 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10989 information. Move rest into ...
10990 (*-*-solaris): ... here. Eliminate redundant information and
10991 reword necessary packages section. Delete 4.x assembler bug info.
10992 (sparc-sun-*): Merge into ...
10993 (sparc-sun-sunos*): here.
10995 2001-07-20 Catherine Moore <clm@redhat.com>
10997 * config/v850/v850.md (casesi): Generate LABEL_REF
11000 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
11002 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
11003 * i386.c (ix86_zero_extend_to_Pmode): Make global.
11004 * i386.md (strclrsi expander): Use it.
11006 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11008 * integrate.c (copy_insn_list): handle
11009 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11010 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
11011 identically as to CODE_LABEL.
11013 * fold-const (fold): Convert A/B/C to A/(B*C) and
11016 * except.c (connect_post_landing_pads): Delete the RESX insns.
11018 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11020 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11022 * config/mips/mips.md (nmadd/nmsub): Use macro.
11024 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11026 * cppinit.c (remove_dup_dir): Make static.
11027 (remove_dup_dirs): Make static. Only warn about preempting a
11028 system directory with a non-system directory.
11030 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11032 * ifcvt.c (noce_try_store_flag_constants): Correct order
11033 of parameters to trunc_int_for_mode.
11035 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11037 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11038 an exception that will be caught within this function, do not fill
11039 its delay slot with any subsequent instruction.
11041 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11043 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11044 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11045 pointer extension instruction.
11046 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11047 * simplify-rtx.c (simplify_unary_operation) Likewise.
11048 * explow.c (convert_memory_address) Check value of
11049 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11051 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11052 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11053 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11054 Add Multilib Support.
11055 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11056 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11057 Add Multilib Support.
11058 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11060 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11061 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11062 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11064 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11066 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11067 old and new operands in `<', `3' and `b'.
11069 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11071 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11072 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11073 (toplev.o): Don't depend on xcoffout.h.
11074 * c-decl.c: Include debug.h
11075 (duplicate_decls): Use debug hook.
11076 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11077 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11078 (dbxout_types): Remove.
11079 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11080 * debug.c (do_nothing_debug_hooks): Update.
11081 (debug_true_tree, debug_nothing_rtx): New.
11082 * debug.h (struct rtx_def): New.
11083 (struct gcc_debug_hooks): New hooks ignore_block,
11084 outlining_inline_function and label.
11085 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11086 dwarf2out_frame_finish): New.
11087 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11088 Make static, update prototype.
11089 (dwarf2_debug_hooks): Update.
11090 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11091 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11092 * dwarfout.c (dwarf_debug_hooks): Update.
11093 * emit-rtl.c: Include debug.h.
11094 (remove_unnecessary_notes): Use debug hook.
11095 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11096 (final_scan_insn): Use debug hook.
11097 * integrate.c (output_inline_function): Use debug hook.
11098 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11099 (sdb_debug_hooks): Update.
11100 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11101 * toplev.c: Don't include xcoffout.h.
11102 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11103 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11105 * tree.h (dwarf2out_do_frame): Remove.
11107 2001-07-19 Catherine Moore <clm@cygnus.com>
11109 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11111 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11113 * reload1.c (eliminate_regs_in_insn): When updating a set
11114 to the frame pointer to the hardware frame pointer, perform
11115 the update always not just when REPLACE is set.
11117 * reload1.c (choose_reload_regs): Don't inherit a reload
11118 that crosses multiple registers if registers past the first
11119 don't fit in the desired class.
11121 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11122 when negating constants.
11124 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11126 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11127 * doc/tree.texi: Ditto.
11129 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11130 Jakub Jelinek <jakub@redhat.com>
11132 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11133 (extract_cie_info): Handle "eh" augmentation properly,
11135 (struct frame_state, __frame_state_for): New.
11137 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11139 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11140 HANDLE_SYSV_PRAGMA): Define.
11141 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11143 (copy_object): Caller changed.
11145 2001-07-19 Andreas Schwab <schwab@suse.de>
11147 * configure.in (assembler dwarf2 debug_line support): Define nop
11149 * configure: Regenerated.
11151 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11153 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11155 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11156 to conditionally compiled block.
11157 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11158 * dbxout.h (dbxout_function): Remove.
11159 * debug.c (do_nothing_debug_hooks): Update.
11160 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11161 global_decl, deferred_inline_function.
11162 * dwarf2out.c (dwarf2_debug_hooks): Update.
11163 (dwarf2out_global_decl): New.
11164 * dwarfout.c: Don't include dwarfout.h.
11165 (dwarfout_global_decl, dwarfout_function_decl,
11166 dwarfout_deferred_inline_function): New.
11167 (dwarf_debug_hooks): Update.
11168 * dwarfout.h: Remove.
11169 * final.c: Don't include dwarfout.h.
11170 * sdbout.c (sdbout_global_decl): New.
11171 (sdbout_debug_hooks): Update.
11172 * toplev.c: Don't include dwarfout.h.
11173 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11174 (note_deferral_of_defined_inline_function): Remove.
11175 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11176 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11177 * ch/lex.c: Don't include dwarfout.h.
11178 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11179 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11180 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11181 * cp/optimize.c: Include debug.h.
11182 (maybe_clone_body): Use debug hook.
11183 * cp/semantics.c: Include debug.h.
11184 (expand_body): Use debug hook.
11185 * po/POTFILES.in: Remove dwarfout.h.
11187 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11189 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11190 * c-parse.in (yyerror, _yylex): Similarly.
11191 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11192 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11194 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11195 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11197 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11199 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11200 in-class declaration at -g1. Fixes c++/2814.
11202 2001-07-18 Richard Henderson <rth@redhat.com>
11204 * doc/md.texi (reload_in/out): Document restrictions in predicates
11205 and constraints for these patterns. Document empty string matching
11208 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11210 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11212 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11214 * cse.c: Undo my previous patch.
11216 2001-07-18 Tom Tromey <tromey@redhat.com>
11219 * configure: Rebuilt.
11220 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11222 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11224 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11225 Jan Hubicka <jh@suse.cz>
11227 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11228 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11229 * jump.c (mark_jump_label): Do not forward branches.
11231 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11233 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11234 when return value is unused.
11236 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11238 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11240 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11242 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11243 on error. We can't blindly return the result of
11244 pthread_mutex_trylock because it returns a positive number on
11245 error, while we must return -1 on error.
11246 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11248 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11250 2001-07-18 Andreas Jaeger <aj@suse.de>
11252 * integrate.c (output_inline_function): Correct type of debug_hooks.
11254 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11256 * combine.c (combine_simplify_rtx): DIV can be treated
11257 associatively for floats if unsafe math optimisations are enabled.
11259 2001-07-17 Richard Henderson <rth@redhat.com>
11261 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11263 2001-07-17 Richard Henderson <rth@redhat.com>
11265 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11266 don't force the function address into a register.
11267 (expand_call, emit_library_call_value_1): Update callers.
11268 * builtins.c (expand_builtin_apply): Likewise.
11269 * expr.h (prepare_call_address): Update decl.
11271 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11273 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11275 * config/i386/chorus.h: Move up.
11276 * config/sparc/chorus.h: Likewise.
11277 * config/rs6000/chorus.h: Likewise.
11278 * config/chorus.h: Moved here.
11280 2001-07-17 Andreas Schwab <schwab@suse.de>
11282 * configure.in (assembler eh_frame optimization): Handle big
11284 * configure: Regenerated.
11286 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11288 * expr.c (epxand_expr): Convert divisions into multiplications by
11289 reciprocals if -ffast-math.
11291 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11293 * dbxout.c (dbxout_really_begin_function): Rename to
11294 dbxout_begin_function.
11295 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11296 (dbxout_begin_function): Remove.
11297 (dbxout_function): Update.
11298 (dbxout_source_line): Update prototype.
11299 * dbxout.h (dbxout_begin_function): Remove.
11300 * debug.c (do_nothing_debug_hooks): Update.
11301 (debug_nothing_tree): Update.
11302 (debug_nothing_charstar_rtx): Remove.
11303 * debug.h (union tree_node): Declare.
11304 (struct rtx_def): Remove.
11305 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11306 begin_function. Change source_line prototype.
11307 (debug_nothing_tree): New.
11308 (debug_nothing_charstar_rtx): Delete.
11309 (dwarf2out_begin_prologue): Moved from ...
11310 * tree.h: ... here.
11311 * dwarf2out.c (dwarf2_debug_hooks): Update.
11312 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11313 debug info, call dwarf2out_source_line.
11314 (dwarf2out_souce_line): Update prototype.
11315 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11316 Change prototype, make static.
11317 (dwarfout_source_line): Update prototype.
11318 (dwarf_debug_hooks): Update.
11319 * dwarfout.h (dwarfout_begin_function): Remove.
11320 * final.c (final_start_function, final_scan_insn): Use appropriate
11321 debug hooks, update to use notice_source_line.
11322 (output_source_line): Rename notice_source_line. Don't call the
11323 source_line debug hook.
11324 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11325 make static, update prototype.
11326 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11328 (sdbout_end_prologue): New.
11329 (sdbout_source_line): Update prototype.
11330 (sdbout_debug_hooks): Update.
11331 (sdbout_symbol): Remove unused var.
11332 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11334 * varasm.c: Include debug.h.
11335 (assemble_start_function): Use begin_function debug_hook.
11336 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11337 update with prototype.
11338 (xcoffout_source_line): Update prototype.
11339 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11341 (xcoffout_source_line): Update prototype.
11343 2001-07-17 Richard Henderson <rth@redhat.com>
11345 * c-typeck.c (build_binary_op): Do not shorten unsigned
11346 right shift after sign extension.
11348 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11350 * combine.c (combine_simplify_rtx): Attempt to simplify
11351 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11353 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11354 (simplify_binary_operation, simplify_unary_operation,
11355 simplify_relational_operation): Use it.
11357 * combine.c (combine_simplify_rtx): Don't do associative law
11358 on divisions; allow associative law on floats.
11360 2001-07-17 H.J. Lu <hjl@gnu.org>
11361 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11363 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11364 ASM_OUTPUT_WEAK_ALIAS are defined.
11365 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11366 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11368 * config/mips/iris5.h: ... here.
11369 (HANDLE_SYSV_PRAGMA): Defined as 1.
11370 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11371 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11374 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11376 * c-parse.in (all_prefix_attributes): New variable.
11377 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11378 (maybe_resetattrs): New production.
11379 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11380 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11381 notype_initdcl, nested_function, notype_nested_function,
11382 component_decl, components, components_notype,
11383 component_declarator, component_notype_declarator,
11384 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11385 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11386 after a comma being applied to more than one declarator.
11387 * doc/extend.texi (Attribute Syntax): Update. Remove
11388 documentation of bugs that are no longer present.
11390 2001-07-13 Eric Christopher <echristo@redhat.com>
11392 * config/mips/mips.h: Change TUNE_MIPS* options to use
11394 (EXTRA_SPECS): Add cc1_cpu_spec.
11395 * config/mips/mips.md (muldf3): Fix typo.
11397 2001-07-16 Richard Henderson <rth@redhat.com>
11399 * config/m68k/m68k.c: Include expr.h and reload.h.
11400 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11401 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11403 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11404 Richard Henderson <rth@redhat.com>
11406 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11407 (insn_live_p): Fix fall off end of function.
11408 (dead_libcall_p): Remove COUNTS argument; update callers.
11409 (delete_trivially_dead_insns): Remove unused variables.
11411 2001-07-17 Andreas Jaeger <aj@suse.de>
11413 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11414 x86-64 pic support.
11416 * lcm.c (optimize_mode_switching): Avoid warning for unused
11417 variable if !NORMAL_MODE.
11419 * flow.c (try_crossjump_to_edge): Remove unused variable.
11421 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11423 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11424 atexit declaration in stdlib.h.
11426 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11428 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11430 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11432 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11433 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11434 do rebuild_jump_labels instead of jump_optimize
11435 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11436 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11437 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11439 * flow.c: Include timevar.h
11440 (find_basic_block): Push/pop timevar;
11441 (cleanup_cfg): Likewise.
11442 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11443 * Makefile: Add dependencies on timevar.h
11445 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11446 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11448 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11449 * toplev.c (rest_of_compilation): Update calls.
11450 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11451 (delete_trivially_dead_insns): ... here; accept new argument
11452 preserve_basic_blocks; preserve basic blocks if set.
11454 * reg-stack.c (stack_regs_mentioned): Return 0 if
11455 stack_regs_mentioned_data is not initialized.
11456 (reg_to_stack): Make stack_regs_mentioned survive after the
11457 reg-stack is completted; do not call cleanup_cfg.
11458 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11459 make cleanup_cfg after bb-reorder to output to debug file.
11461 2001-07-16 Richard Henderson <rth@redhat.com>
11463 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11464 from int_reg_class_contents.
11466 2001-07-16 Richard Henderson <rth@redhat.com>
11468 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11469 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11470 (init_reg_sets_1): Move initialization from cse_main.
11471 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11472 (cse_main): Move its initialization also.
11473 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11474 * flow.c (propagate_one_insn): Likewise.
11475 * gcse.c (compute_hash_table): Likewise.
11476 (compute_kill_rd, compute_store_table): Likewise.
11477 * sched-deps.c (sched_analyze_1): Likewise.
11479 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11481 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11484 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11486 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11487 in if statement so we don't access undefined memory.
11489 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11491 * gcse.c: Update comment at top.
11492 Update comment on mem handling.
11493 mem_last_set, mem_first_set, mem_set_in_block: gone.
11494 Declaration of reg_set_info: gone.
11495 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11496 pointless with load_killed_in_block_p (they are *more*
11497 conservative then it, not less, and less accurate).
11498 (oprs_not_set_p): Ditto.
11499 (alloc_gcse_mem): Don't allocate mem_set_in_block
11500 (free_gcse_mem): Don't free it, either.
11501 (record_last_mem_set_info): Update comment in front, remove
11502 mem_*set_* stuff. Note the reason we don't handle stores directly
11504 (compute_hash_table): Update comments to reflect reality. Remove
11505 mem_*set_* references.
11506 (reset_opr_set_tables): Remove mem_*set_* references.
11507 (mark_call): Ditto.
11508 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11509 (mark_clobber): Ditto (on both parts, we double set here too).
11510 (expr_killed_p): Remove mem_set_in_block test.
11511 (compute_transp): Remove mem_set_in_block test.
11513 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11514 of edge, and removal of phi alternative to dump file.
11515 (ssa_ccp_substitute_constants): Add note about register now being
11516 constant, and which uses were replaced in what insns to dump file.
11518 2001-07-16 Andreas Jaeger <aj@suse.de>
11520 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11521 variables of type HOST_WIDEST_INT.
11523 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11524 (__bb_exit_func): Correct type of count_max to avoid overflow.
11525 (num_digits): Handle long long argument.
11527 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11529 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11531 * output.h (sdb_begin_function_line): Restore as an extern
11533 * sdbout.c (sdb_begin_function_line): Make extern.
11535 2001-07-15 Richard Henderson <rth@redhat.com>
11537 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11538 * genrecog.c (maybe_both_true_mode): New.
11539 (maybe_both_true_2): Use it.
11540 (write_switch): Don't put Pmode in a switch.
11541 * rtl.c (mode arrays): Don't explicitly size them.
11543 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11545 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11546 handling; move unconditional splitting before mode switching.
11548 * i386.md (type): Add fistp type.
11549 (i387, length_attr, scheduling definitions): Handle this type.
11550 (fix_trunc?f?i2): Revamp to use mode switching.
11551 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11552 * i386.h (fp_cw_mode): New enum
11553 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11554 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11556 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11558 * Makefile.in (integrate.o): Add debug.h.
11559 * integrate.c (debug.h): Add.
11560 (output_inline_function): Save, reset, and restore debug_hooks.
11562 2001-07-15 Richard Henderson <rth@redhat.com>
11564 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11565 instead of COMPARE for the EQUIV expression.
11567 2001-07-15 Richard Henderson <rth@redhat.com>
11569 * flow.c (redirect_edge_and_branch_force): Initialize
11570 global_live_at_start and global_live_at_end.
11571 (allocate_bb_life_data): Export.
11572 * basic-block.h (allocate_bb_life_data): Declare.
11573 * toplev.c (rest_of_compilation): Call it.
11575 2001-07-15 Richard Henderson <rth@redhat.com>
11577 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11578 (alpha_tablejump_best_label): New.
11579 * config/alpha/alpha-protos.h: Declare them.
11580 * config/alpha/alpha.md: Use braced strings for code blocks.
11581 (tablejump_osf): Break out add with r29.
11582 (tablejump_osf_internal): Remove.
11583 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11584 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11586 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11588 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11591 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11593 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11594 (ix86_fp_jump_nontrivial_p): New.
11595 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11596 use ix86_fp_jump_nontrivial_p.
11597 * i386.c (ix86_fp_jump_nontrivial_p): New.
11598 (ix86_split_fp_branch): Accept code instead of rtx.
11599 (ix86_expand_compare): Expand comparison early in case
11600 doing so is resonably cheap.
11602 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11604 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11606 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11607 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11609 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11611 * dbxout.c (dbxout_source_line): Make static, update prototype.
11612 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11613 (dbxout_init, dbxout_finish, dbxout_source_line,
11614 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11615 * dbxout.h (dbxout_source_line): Delete.
11616 * debug.c (debug_nothing_file, debug_nothing_file_int,
11617 debug_nothing_file_charstar_rtx): New.
11618 (do_nothing_debug_hooks): Update.
11619 (debug_nothing_void, debug_nothing_charstar_rtx,
11620 dwarf2out_end_epilogue): New.
11621 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11622 * debug.h (struct rtx_def): Declare.
11623 (gcc_debug_hooks): New hooks source_line, end_epilogue
11625 (debug_nothing_void, debug_nothing_charstar_rtx,
11626 dwarf2out_end_epilogue): New.
11627 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11628 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11629 (dwarf2_debug_hooks): Update.
11630 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11631 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11632 * dwarf2out.h (dwarf2out_source_line): Remove.
11633 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11634 Make static, update prototype.
11635 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11636 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11637 (dwarf_debug_hooks): Update.
11638 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11639 dwarfout_end_function): Remove.
11640 * final.c (profile_function): Use debug hooks for ending functions
11642 (output_source_line, final_end_function): Update prototype,
11644 (final_start_function, final_scan_insn): Update.
11645 * output.h (sdb_begin_function_line): Remove.
11646 (final_end_function): Update prototype.
11647 * sdbout.c (sdb_begin_function_line): Make static.
11648 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11649 (sdbout_source_line): New.
11650 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11652 (sdb_debug_hooks): Update.
11653 (sdbout_init, sdbout_source_line,
11654 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11655 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11656 * toplev.c (compile_file, rest_of_compilation): Update.
11657 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11658 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11659 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11660 Update for prototype changes.
11661 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11662 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11664 2001-07-15 Richard Henderson <rth@redhat.com>
11666 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11667 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11668 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11669 * config/alpha/alpha.c: Likewise.
11670 * config/alpha/alpha.md: Likewise.
11671 * config/alpha/alpha32.h: Likewise.
11672 * config/alpha/vms.h: Likewise.
11673 (OPEN_VMS): Remove.
11675 2001-07-14 Richard Henderson <rth@redhat.com>
11677 * config/alpha/alpha.md: Use define_constants for unspec values.
11678 Substitute throughout.
11680 2001-07-14 Tim Josling <tej@melbpc.org.au>
11682 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11684 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11686 * pa.md: Remove unused constraints from define_split's.
11688 2001-04-14 Richard Henderson <rth@redhat.com>
11690 * ifcvt.c (find_cond_trap): Test for exit block.
11692 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11694 Re-install recently reverted patch.
11695 * emit-rtl.c (try_split): Update mark_jump_label call.
11696 * flow.c (find_sub_basic_blocks): Likewise.
11697 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11698 jump_back_p): Kill.
11699 (mark_all_labels): Kill second parameter.
11700 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11701 (rebuild_jump_labels, jump_optimize_minimal): Update call
11702 of jump_optimize_1.
11703 (jump_optimize_1): Kill crossjumping code.
11704 (mark_jump_label): Kill cross_jump parameter.
11705 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11706 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11707 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11709 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11711 (dump_file_info): Likewise.
11712 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11713 reorganize passes to do reg-stack first, bb-reorder second.
11714 * invoke.texi (-d letters doc): Remove the jump2 pass.
11716 2001-07-14 Richard Henderson <rth@redhat.com>
11718 * ifcvt.c (find_cond_trap): New.
11719 (find_if_header): Call it.
11720 (merge_if_block): Relax existing jump sanity check.
11721 * jump.c (jump_optimize_1): Remove conditional trap handling.
11723 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11725 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11727 (insn_refs_are_delayed): Correct comment.
11728 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11729 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11730 instead of r31. Make associated insn !TARGET_64BIT, and
11731 provide an additional 64-bit insn that clobbers r2.
11732 (divsi3): Likewise.
11733 (udivsi3): Likewise.
11734 (modsi3): Likewise.
11735 (umodsi3): Likewise.
11737 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11739 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11741 * flow.c (redirect_edge_and_branch_force, split_edge,
11742 try_crossjump_to_edge): Use set_block_for_new_insns.
11743 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11745 2001-07-13 H.J. Lu (hjl@gnu.org)
11747 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11750 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11752 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11754 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11756 * c-common.c (decl_attributes): Take a pointer to the node to
11757 which attributes are to be attached, and a flags argument.
11758 * c-common.h (enum attribute_flags): New.
11759 (decl_attributes): Update prototype.
11760 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11761 finish_enum, start_function): Update calls to decl_attributes.
11762 * c-parse.in (component_declarator, component_notype_declarator,
11763 label): Update calls to decl_attributes.
11765 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11767 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11768 * config/avr/avr.c (legitimate_address_p): Return value changed
11769 from letter to register classes. For better debugging.
11771 2001-07-13 Kazu Hirata <kazu@hxi.com>
11773 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11775 2001-07-13 H.J. Lu (hjl@gnu.org)
11777 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11779 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11781 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11782 correctly for shared configurations.
11783 * config/t-libgcc-pic: New.
11784 * config/{i386,m68k,sparc}/t-openbsd: New.
11785 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11786 Support -shared. Support debugging libraries with -g.
11787 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11788 frame information does not emit pointer diffs.
11789 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11790 emit pointer diffs.
11792 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11794 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11796 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11798 * combine.c (try_combine): Ensure const_int pow2 is positive.
11800 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11802 * config.gcc: Add configuration for s/390.
11803 * config/s390/s390.c: New. Subroutines for code generation.
11804 * config/s390/s390.h: New. Definitions for s/390.
11805 * config/s390/s390-protos.h: New. Prototypes.
11806 * config/s390/linux.h: New. Definitions for linux for s/390.
11807 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11808 * config/s390/t-linux: New. Makefile fragment.
11809 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11810 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11812 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11814 * emit-rtl.c (try_split): Update mark_jump_label call.
11815 * flow.c (find_sub_basic_blocks): Likewise.
11816 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11817 jump_back_p): Kill.
11818 (mark_all_labels): Kill second parameter.
11819 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11820 (rebuild_jump_labels, jump_optimize_minimal): Update call
11821 of jump_optimize_1.
11822 (jump_optimize_1): Kill crossjumping code.
11823 (mark_jump_label): Kill cross_jump parameter.
11824 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11825 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11826 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11828 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11830 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11831 reorganize passes to do reg-stack first, bb-reorder second.
11832 * invoke.texi (-d letters doc): Remove the jump2 pass.
11834 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11836 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11838 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11840 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11842 (verify_flow_info): Make diagnostics prettier.
11844 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11846 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11848 * flow.c (outgoing_edges_match): Return early if condition reversal
11851 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11853 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11854 (mips_move_2words): When splitting a move into two instructions,
11855 prefix the second address operand with '%D'.
11857 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11859 * Makefile.in (final.o): Depend on debug.h.
11860 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11861 (dbx_debug_hooks): Add new hooks.
11862 (xcoff_debug_hooks): New.
11863 * debug.c (debug_nothing_file_int_int): New.
11864 (do_nothing_debug_hooks): Update.
11865 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11866 (debug_nothing_file_int_int): New.
11867 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11868 static, update prototype.
11869 (dwarf2_debug_hooks): Update.
11870 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11871 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11872 static, update prototype.
11873 (dwarf_debug_hooks): Update.
11874 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11875 * final.c: Include debug.h.
11876 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11877 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11878 static, update prototype.
11879 (sdb_debug_hooks): Update.
11880 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11881 * toplev.c: Distinguish between xcoff and dbx.
11883 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11884 Call all debug hooks, not just dwarf ones.
11886 2001-07-11 Timothy Wall <twall@redhat.com>
11888 * config.gcc: Add configuration for AIX5/IA64.
11889 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11890 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11891 support prefix/suffix code.
11892 * config/ia64/t-aix: New. Makefile fragment.
11893 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11895 2001-07-11 Kazu Hirata <kazu@hxi.com>
11897 * recog.c (validate_change): Fix a comment typo.
11899 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11901 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11902 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11904 * dbxout.c (dbx_debug_hooks): Add new hooks.
11905 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11907 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11909 * dbxout.h (dbxout_start_new_source_file,
11910 dbxout_resume_previous_source_file): Delete.
11911 * debug.c (do_nothing_debug_hooks): Add new hooks.
11912 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11913 (debug_nothing_int_charstar, debug_nothing_int): New.
11914 * debug.h (gcc_debug_hooks): New hooks define, undef,
11915 start_source_file and end_source_file.
11916 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11917 (debug_nothing_int_charstar, debug_nothing_int): New.
11918 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11919 the conditionally compiled section.
11920 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11921 dwarf2out_define, dwarf2out_undef): Make static.
11922 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11923 dwarf2out_define, dwarf2out_undef): Remove.
11924 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11925 (dwarfout_start_source_file, dwarfout_end_source_file,
11926 dwarfout_define, dwarfout_undef): Make static.
11927 (dwarfout_start_source_file_check,
11928 dwarfout_end_source_file_check): New.
11929 (dwarfout_define, dwarfout_finish): Update.
11930 * dwarfout.h (dwarfout_start_new_source_file,
11931 dwarfout_resume_previous_source_file, dwarfout_define,
11932 dwarfout_undef): Remove.
11933 * sdbout.c (sdb_debug_hooks): Add new hooks.
11934 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11936 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11937 make static, take an arg.
11938 * sdbout.h (sdbout_start_new_source_file,
11939 sdbout_resume_previous_source_file): Delete.
11940 * toplev.c (debug_start_source_file, debug_end_source_file,
11941 debug_define, debug_undef): Delete.
11942 * toplev.h (debug_start_source_file, debug_end_source_file,
11943 debug_define, debug_undef): Delete.
11945 * java/jcf-parse.c: Include debug.h.
11946 (parse_class_file): Update to use debug hooks directly.
11947 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11949 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11951 * alias.c (set_mem_alias_set): New function.
11952 * rtl.h (set_mem_alias_set): Declare it.
11953 * builtins.c (expand_builtin_return_addr): Call it instead of
11954 using MEM_ALIAS_SET accessor.
11955 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11956 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11957 (expand_builtin_va_copy):Likewise.
11958 * caller-save.c (setup_save_areas): Likewise.
11959 * calls.c (compute_argument_addresses): Likewise.
11960 * explow.c (set_mem_attributes): Likewise.
11961 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11962 (expand_assignment, store_constructor_field, store_field): Likewise.
11963 (expand_expr_unaligned): Likewise.
11964 * function.c (assign_stack_temp_for_type): Likewise.
11965 (put_reg_into_stack, gen_mem_addressof): Likewise.
11966 * ifcvt.c (noce_try_cmove_arith): Likewise.
11967 * reload1.c (reload, alter_reg): Likewise.
11968 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11969 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11970 (alpha_expand_unaligned_store): Likewise
11971 (alpha_expand_unaligned_load_words): Likewise.
11972 (alpha_expand_unaligned_store_words): Likewise.
11973 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11974 (alpha_expand_epilogue): Likewise.
11975 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11976 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11977 * config/i386/i386.c (legitimize_pic_address): Likewise.
11978 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11979 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11980 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11981 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11982 * config/mips/mips.c (mips_va_arg): Likewise.
11983 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11984 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11985 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11986 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11987 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11988 (rs6000_emit_epilogue): Likewise.
11989 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11990 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11991 * config/v850/v850.c (v850_va_arg): Likewise.
11993 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11995 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11996 when fallthru edge is present.
11997 (mege_blocks): Handle case where creation of jump insn
12000 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
12001 CLEANUP_POST_REGSTACK): New constants.
12002 * except.c (finish_eh_generation): Update call of cleanup_cfg,
12003 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
12004 * output.h (cleanup_cfg): Update prototype.
12005 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
12006 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
12007 cleanup_cfg call; kill missleading comment.
12008 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
12009 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
12010 parameter; control optimizations performed using it.
12011 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
12012 try_crossjump_bb): New functions.
12014 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12016 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12018 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12019 pa_output_function_prologue.
12020 * pa-protos.h (pa_output_function_prologue): New prototype.
12022 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12024 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12025 and low to get correct sign extension in low+high test.
12027 2001-07-11 Janis Johnson <janis@us.ibm.com>
12029 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12030 for large hit count.
12032 * profile.c (branch_prob): Fix .bbg info for computed gotos
12035 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12037 * stmt.c (parse_output_constraint): New function, split out
12039 (expand_asm_operands): ... here. Use parse_output_constraint.
12040 * tree.h (parse_output_constraint): Declare it.
12042 2001-07-11 Richard Henderson <rth@redhat.com>
12044 * bitmap.c: Comment some functions; fiddle whitespace.
12045 (bitmap_free): Don't export.
12046 (bitmap_element_allocate): Use memset.
12047 * bitmap.h (bitmap_free): Don't declare.
12049 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12051 * gcse.c, lcm.c, sched-deps.c:
12052 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12054 * flow.c (flow_loops_find): Free dom if we found no loops, since
12055 we aren't going to save it.
12057 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12060 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12062 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12064 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12066 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12067 #ifndef DWARF2_DEBUGGING_INFO.
12069 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12071 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12073 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12075 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12076 reverse a branch if a NE comparison is implemented with GTU.
12078 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12079 H.J. Lu <hjl@gnu.org>
12081 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12082 constant addresses.
12083 (call_internal2): Likewise.
12084 (call_value_internal1): Likewise.
12085 (call_value_internal2): Likewise.
12086 (call_value_multiple_internal1): Likewise.
12087 (call_value_multiple_internal2): Likewise.
12089 2001-07-10 Kazu Hirata <kazu@hxi.com>
12091 * calls.c (emit_library_call_value_1): Fix a comment typo.
12092 * dwarf2out.c (mem_loc_descriptor): Likewise.
12093 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12095 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12097 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12099 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12101 * recog.c (offsettable_address_p): Handle LO_SUM case.
12102 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12103 instead of plus_constant.
12105 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12107 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12108 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12110 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12112 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12113 adjust_address_nv instead of plus_constant.
12115 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12117 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12118 dwarf2out.o): Depend on debug.h, wrap long lines.
12119 * dbxout.c: Include debug.h.
12120 (dbx_debug_hooks): New.
12121 (dbxout_init): Make static, take just 2 args.
12122 (dbxout_finish): Make static.
12123 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12124 * debug.c: New file.
12125 * debug.h: New file.
12126 * dwarf2out.c: Include debug.h.
12127 (dwarf2_debug_hooks): New.
12128 (dwarf2out_init): Make static.
12129 (dwarf2out_finish): Make static, take 2 args.
12130 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12131 * dwarfout.c: Include debug.h.
12132 (dwarf_debug_hooks): New.
12133 (dwarfout_init): Make static.
12134 (dwarfout_finish): Make static, take 2 args.
12135 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12136 * sdbout.c: Include debug.h.
12137 (sdb_debug_hooks): New.
12138 (sdbout_init): Make static, take 2 args.
12139 * sdbout.h (sdbout_init): Delete.
12140 * toplev.c: Include debug.h.
12141 (debug_hooks): New.
12142 (compile_file): Set deubg_hooks based on command line options.
12143 Use the hooks unconditionally rather than conditional compilation.
12145 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12147 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12148 first_insn_after_basic_block_note instead.
12150 * df.c (df_bb_refs_unlink): #if 0 out for now.
12152 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12154 * ssa.h: Add prototype for ssa_const_prop
12155 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12156 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12157 (ssa_fast_dce): Remove unused variable
12159 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12161 * diagnostic.c (finish_diagnostic): Rename to
12162 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12165 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12167 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12170 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12171 (dump_file): Only pad the demangled name with spaces if the
12172 mangled name was padded with spaces.
12174 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12176 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12179 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12181 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12182 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12183 EXPAND_INITIALIZER.
12185 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12186 whether can put offset inside LO_SUM to check mode alignment, not size.
12188 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12190 * doc/tm.texi (Misc): Fix thinko.
12192 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12194 * regmove.c (replace_in_call_usage): Fix warnings.
12195 * sched-deps.c (add_dependence): Fix warnings.
12196 * simplify-rtx.c (simplify_subreg): Likewise.
12197 Return NULL_RTX instead of NULL.
12199 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12200 (subst_asm_stack_regs): Likewise.
12202 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12205 * dwarf2out.c (output_call_frame_info): Declare i as int.
12206 (build_abbrev_table): Declare n_alloc as int.
12207 (dwarf2out_finish): Initialize die.
12208 * except.c: Declare sjlj_funcdef_number as unsigned.
12209 (connect_post_landing_pads): Declare j as unsigned.
12210 (convert_to_eh_region_ranges): Initialize call_site.
12211 (output_function_exception_table): Initialize tt_format_size.
12212 * expr.c (move_by_pieces_1): Initialize to1.
12213 (store_constructor): Initialize minelt and maxelt.
12214 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12215 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12217 * c-decl.c (combine_parm_decls): Unused, remove.
12218 * c-tree.h: Remove prototype for combine_parm_decls.
12220 * reload.c (push_reload): Fix warning.
12221 (regno_clobbered_p): Likewise.
12222 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12223 (reload_combine): Likewise.
12225 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12226 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12228 * bitmap.c (bitmap_operation): Change user.
12229 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12231 2001-07-10 Eric Christopher <echristo@redhat.com>
12233 * config/mips/mips.c (override_options): Fix typo.
12235 2001-07-09 Stan Shebs <shebs@apple.com>
12237 * target.h (struct gcc_target): New fields init_builtins and
12239 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12240 (TARGET_EXPAND_BUILTIN): New macro.
12241 (TARGET_INITIALIZER): Add them.
12242 * builtins.c: Include target.h.
12243 (expand_builtin): Use targetm.expand_builtin.
12244 (default_init_builtins): New function.
12245 (default_expand_builtin): New function.
12246 * expr.h (default_init_builtins): Declare.
12247 (default_expand_builtin): Declare.
12248 * c-common.c (c_common_nodes_and_builtins): Use
12249 targetm.init_builtins.
12250 * defaults.h (MD_INIT_BUILTINS): Remove.
12251 * Makefile.in (builtins.o): Depend on target.h.
12253 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12254 (TARGET_EXPAND_BUILTIN): Define.
12255 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12256 (MD_EXPAND_BUILTIN): Remove.
12258 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12259 (TARGET_EXPAND_BUILTIN): Define.
12260 (c4x_init_builtins): Make endlink arg a local.
12261 (c4x_print_operand): Fix typos in adjust_address usages.
12262 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12263 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12264 (MD_EXPAND_BUILTIN): Remove.
12266 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12267 (TARGET_EXPAND_BUILTIN): Define.
12268 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12269 (ix86_init_builtins): Call new function only if TARGET_MMX.
12270 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12271 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12272 (MD_EXPAND_BUILTIN): Remove.
12274 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12275 (TARGET_EXPAND_BUILTIN): Define.
12276 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12277 (MD_EXPAND_BUILTIN): Remove.
12279 * doc/tm.texi: Document these changes.
12281 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12283 * basic-block.h (tree_node): Forward declare if needed.
12284 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12285 (BLOCK_HEAD_TREE): Define.
12286 (BLOCK_END_TREE): Define.
12287 (struct loops): Rename field 'tree' to 'tree_root'.
12288 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12290 (flow_loops_tree_build): Rename reference to field 'tree' to
12292 (flow_loops_level_compute): Ditto.
12293 * predict.c (estimate_bb_frequencies): Ditto.
12294 * tree.h (struct tree_common): Add field 'aux'.
12296 2001-07-09 Stan Shebs <shebs@apple.com>
12298 * config/darwin.c (darwin_encode_section_info): Don't mark any
12299 DECL_EXTERNAL node as defined.
12301 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12303 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12304 pa_free_machine_status, hppa_init_pic_save): Delete.
12305 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12306 (hppa_profile_hook): Use hppa_pic_save_rtx.
12307 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12308 hppa_init_pic_save): Delete.
12309 (hppa_pic_save_rtx): Declare.
12310 * pa.md (call, call_value, sibcall, sibcall_value,
12311 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12313 2001-07-09 Kazu Hirata <kazu@hxi.com>
12315 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12316 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12318 2001-07-09 Andreas Jaeger <aj@suse.de>
12320 * output.h: Add declaration of final_forward_branch_p.
12322 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12324 * varray.c: Include errors.h for internal_error and trim_filename
12327 * Makefile.in (varray.o): Add errors.h.
12329 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12331 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12332 * optabs.c (have_add2_insn): Check whether the add insn chosen
12333 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12334 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12336 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12338 * Makefile.in (OBJS): Add ssa-ccp.o
12339 (ssa-ccp.o): Add dependencies.
12340 * toplev.c (DFI_ssa_ccp): New dump file enum.
12341 (dump_file): Add entry for dumping after SSA CCP.
12342 (flag_ssa_ccp): New flag variable.
12343 (f_options): Add -fssa-ccp.
12344 (rest_of_compilation): Run SSA CCP if requested.
12345 * timevar.def (TV_SSA_CCP): New timevar.
12346 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12347 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12348 Fix minor typo in SSA DCE documentation.
12349 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12350 Add documentation for new dump option. Renumber dump files
12353 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12355 * emit-rtl.c (gen_highpart_mode): New.
12356 * rtl.h (gen_highpart_mode): Declare.
12357 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12358 operand can be VOIDmode constant.
12360 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12362 * flow.c (redirect_edge_and_branch_force): New.
12363 (can_fallthru): Ensure that basic blocks are succeeding.
12364 (try_optimize_cfg): Do not delete basic block if it is the last one.
12366 * flow.c (try_redirect_by_replacing_jump): Do not remove
12367 jumps with side effects, unlink chain on fallthru edge;
12368 set block for new jump instruction; avoid basic block to
12369 over by line number note.
12371 * flow.c (try_simplify_condjump): Verify that the condjump
12372 is not always falling through.
12375 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12377 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12378 (try_redirect_by_replacing_jump): Update properly the count
12379 and frequency information.
12381 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12383 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12384 address that is a LO_SUM specially.
12385 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12387 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12389 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12390 (operand_subword): Use them.
12391 (change_address_1): Renamed from change_address; new arg VALIDATE.
12392 * expr.h: Reflect above changes; change_address now macro.
12393 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12395 * cselib.c (add_mem_for_addr): Likewise.
12396 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12397 * regmove.c (try_apply_stack_adjustment): Likewise.
12398 * reload.c (push_reload, make_memloc): Likewise.
12399 * reload1.c (eliminate_regs): Likewise.
12400 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12401 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12403 * combine.c (make_extraction, simplify_shift_const): Likewise.
12404 (gen_lowpart_for_combine): Likewise.
12405 * cse.c (gen_lowpart_if_possible): Likewise.
12406 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12407 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12408 * optabs.c (gen_move_insn): Likewise.
12409 * reload1.c (alter_reg): Likewise.
12410 * simplify-rtx.c (simplify_subreg): Likewise.
12411 * stmt.c (expand_anon_union_decl): Likewise.
12412 * recog.c (validate_replace_rtx_1): Likewise.
12414 * Makefile.in (recog.o): Add $(EXPR_H).
12415 * explow.c (stabilize): Call replace_equiv_address.
12416 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12417 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12419 2001-07-03 Andrew Haley <aph@redhat.com>
12421 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12422 the mode of the memory location.
12424 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12426 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12428 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12430 * final.c (output_addr_const): Use target opening and
12431 closing parentheses.
12432 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12433 defaults, add to TARGET_ASM_OUT.
12434 * target.h (struct gcc_target): Add open_paren and close_paren.
12435 * doc/md.texi: Update.
12436 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12437 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12438 TARGET_ASM_CLOSE_PAREN.
12439 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12441 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12443 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12444 * config/a29k/a29k.h: Similarly.
12445 * config/alpha/alpha.h: Similarly.
12446 * config/arc/arc.h: Similarly.
12447 * config/arm/aof.h: Similarly.
12448 * config/arm/aout.h: Similarly.
12449 * config/avr/avr.h: Similarly.
12450 * config/c4x/c4x.h: Similarly.
12451 * config/clipper/clipper.h: Similarly.
12452 * config/convex/convex.h: Similarly.
12453 * config/d30v/d30v.h: Similarly.
12454 * config/dsp16xx/dsp16xx.h: Similarly.
12455 * config/elxsi/elxsi.h: Similarly.
12456 * config/fr30/fr30.h: Similarly.
12457 * config/h8300/h8300.h: Similarly.
12458 * config/i370/i370.h: Similarly.
12459 * config/i386/i386.h: Similarly.
12460 * config/i860/i860.h: Similarly.
12461 * config/i960/i960.h: Similarly.
12462 * config/ia64/ia64.h: Similarly.
12463 * config/m32r/m32r.h: Similarly.
12464 * config/m68hc11/m68hc11.h: Similarly.
12465 * config/m68k/m68k.h: Similarly.
12466 * config/m88k/m88k.h: Similarly.
12467 * config/mcore/mcore.h: Similarly.
12468 * config/mips/mips.h: Similarly.
12469 * config/mn10200/mn10200.h: Similarly.
12470 * config/mn10300/mn10300.h: Similarly.
12471 * config/ns32k/ns32k.h: Similarly.
12472 * config/pa/pa.h: Similarly.
12473 * config/pdp11/pdp11.h: Similarly.
12474 * config/pj/pj.h: Similarly.
12475 * config/romp/romp.h: Similarly.
12476 * config/rs6000/rs6000.h: Similarly.
12477 * config/sh/sh.h: Similarly.
12478 * config/sparc/sparc.h: Similarly.
12479 * config/v850/v850.h: Similarly.
12480 * config/vax/vax.h: Similarly.
12481 * config/we32k/we32k.h: Similarly.
12483 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12485 * doc/c-tree.texi: Document representation of attributes.
12487 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12489 * doc/tm.texi: Update some places for the rename of target to
12492 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12494 * target.h (struct gcc_target): Add insert_attributes.
12495 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12496 (TARGET_INITIALIZER): Update.
12497 * tree.c, tree.h (default_insert_attributes): New function.
12498 Update comments on other default functions to refer to targetm,
12500 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12501 TARGET_INSERT_ATTRIBUTES.
12502 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12503 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12504 Don't use PRAGMA_INSERT_ATTRIBUTES.
12505 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12506 * c-decl.c (start_decl, start_function): Don't call
12507 SET_DEFAULT_DECL_ATTRIBUTES.
12508 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12509 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12511 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12512 (c4x_check_attribute): Avoid modifying attribute list itself.
12513 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12515 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12516 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12518 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12519 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12521 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12522 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12524 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12525 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12526 Adjust parameters. Make static.
12528 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12530 * c-common.c (decl_attributes): Only take a single attributes
12532 * c-common.h (decl_attributes): Update prototype.
12533 * c-decl.c (start_decl, start_function): Only take a single
12534 attributes parameter. Update calls to decl_attributes.
12535 (finish_struct, finish_enum): Update calls to decl_attributes.
12536 (push_parm_decl): Expect unified list of attributes. Update call
12537 to decl_attributes.
12538 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12539 notype_nested_function, component_declarator,
12540 component_notype_declarator, label): Update calls to
12542 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12543 lists that are passed to push_parm_decl.
12544 * c-tree.h (start_function, start_decl): Update prototypes.
12545 * config/sh/sh-protos.h, config/sh/sh.c
12546 (sh_pragma_insert_attributes): Only take a single attributes
12548 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12549 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12550 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12551 build_module_descriptor, generate_static_references,
12552 generate_strings, build_selector_translation_table,
12553 generate_descriptor_table, generate_protocols,
12554 generate_ivars_list, generate_dispatch_table,
12555 generate_protocol_list, generate_category,
12556 generate_shared_structures, really_start_method, add_objc_decls,
12557 generate_classref_translation_entry): Update calls to start_decl
12558 and start_function.
12559 (build_tmp_function_decl, start_method_def): Unify attribute lists
12560 that are passed to push_parm_decl.
12562 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12564 * final.c (no_asm_to_stream): New.
12565 (final_scan_insn): Use target structures for prologue ends
12566 and epilogue starts.
12567 * output.h (no_asm_to_stream): New.
12568 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12569 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12570 (TARGET_ASM_OUT): Update.
12571 * target.h (struct gcc_target): New members function_end_prologue
12572 and function_begin_epilogue.
12573 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12574 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12575 * config/alpha/alpha.c (output_end_prologue): Rename to
12576 alpha_output_function_end_prologue. Use in target struct
12578 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12579 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12580 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12581 ia64_output_function_end_prologue. Use in target struct
12583 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12584 mistyped prototypes.
12585 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12586 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12588 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12589 an use in target struct, make static.
12590 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12593 2001-07-08 Richard Henderson <rth@redhat.com>
12595 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12597 2001-07-08 Richard Henderson <rth@redhat.com>
12599 * config/i386/i386.md: Remove constraints strings from define_split
12600 and define_peephole2 patterns.
12601 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12602 (eh_return): Use them.
12604 2001-07-08 Richard Henderson <rth@redhat.com>
12606 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12607 Document MD_FALLBACK_FRAME_STATE_FOR.
12609 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12611 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12612 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12614 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12616 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12618 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12619 of the label inside NAME as opposed to just the end of NAME.
12621 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12623 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12624 * config/alpha/alpha.c (alpha_init_machine_status,
12625 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12626 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12627 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12628 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12630 2001-07-06 Stan Shebs <shebs@apple.com>
12632 * target.h (targetm): Rename global from "target", so as not to
12633 conflict with local variables.
12635 * c-typeck.c: Ditto.
12638 * cp/decl.c: Ditto.
12639 * cp/decl2.c: Ditto.
12640 * cp/typeck.c: Ditto.
12641 * 1750a/1750a.c: Ditto.
12642 * a29k/a29k.c: Ditto.
12643 * arc/arc.c: Ditto.
12644 * arm/arm.c: Ditto.
12645 * avr/avr.c: Ditto.
12646 * clipper/clipper.c: Ditto.
12647 * convex/convex.c: Ditto.
12648 * d30v/d30v.c: Ditto.
12649 * dsp16xx/dsp16xx.c: Ditto.
12650 * elxsi/elxsi.c: Ditto.
12651 * fr30/fr30.c: Ditto.
12652 * h8300/h8300.c: Ditto.
12653 * i370/i370.c: Ditto.
12654 * i386/i386.c: Ditto.
12655 * i860/i860.c: Ditto.
12656 * i960/i960.c: Ditto.
12657 * ia64/ia64.c: Ditto.
12658 * m32r/m32r.c: Ditto.
12659 * m68hc11/m68hc11.c: Ditto.
12660 * m68k/m68k.c: Ditto.
12661 * m88k/m88k.c: Ditto.
12662 * mips/mips.c: Ditto.
12663 * ns32k/ns32k.c: Ditto.
12665 * pdp11/pdp11.c: Ditto.
12666 * romp/romp.c: Ditto.
12667 * rs6000/rs6000.c: Ditto.
12669 * sparc/sparc.c: Ditto.
12670 * vax/vax.c: Ditto.
12671 * we32k/we32k.c: Ditto.
12672 * doc/tm.texi: Update the manual to match.
12674 2001-07-06 Richard Henderson <rth@redhat.com>
12676 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12677 DWARF2_UNWIND_INFO not just whether it is defined.
12679 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12681 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12682 call to simplify_binary_operation returns a new pattern.
12684 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12686 * glimits.h (__SHRT_MAX__): New.
12687 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12688 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12690 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12692 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12695 2001-07-06 Richard Henderson <rth@redhat.com>
12697 * bitmap.c (bitmap_release_memory): Move adjacent to the
12698 allocation functions.
12699 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12700 the implementation. Binary search for the set bit.
12701 (bitmap_union_of_diff): Allocate the temporary on the stack
12702 instead of using xmalloc.
12704 2001-07-06 Richard Henderson <rth@redhat.com>
12706 * genrecog.c (validate_pattern): Warn for constraints in
12707 define_{expand,split,peephole2}. Remove strict_low_part
12708 before looking up match_dup.
12710 2001-07-06 DJ Delorie <dj@redhat.com>
12712 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12713 chapter about various build hints and history. Add section
12714 talking about the various types of native and cross builds.
12716 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12718 * Makefile.in (final.o): Depend on target.h.
12719 * final.c: Include target.h.
12720 (default_function_pro_epilogue): New.
12721 (final_start_function): Use target structure for function prologues.
12722 (final_end_function): Use target structure for function epilogues.
12723 * fold-const.c (real_hex_to_f): Constify s and p.
12724 * output.h (default_function_pro_epilogue): New.
12725 * real.h (real_hex_to_f): Update prototype.
12726 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12727 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12728 (TARGET_INITIALIZER): Update.
12729 * target.h (gcc_target): Add struct asm_out.
12730 * doc/tm.texi: Update.
12733 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12734 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12735 in cpu/cpu.c, or rename old functions consistently. Take
12736 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12737 redundant macros and prototypes. Make new functions static.
12739 * 1750a/1750a.c: Similarly.
12740 * 1750a/1750a.h: Similarly.
12741 * a29k/a29k-protos.h: Similarly.
12742 * a29k/a29k.c: Similarly.
12743 * a29k/a29k.h: Similarly.
12744 * arc/arc-protos.h: Similarly.
12745 * arc/arc.c: Similarly.
12746 * arc/arc.h: Similarly.
12747 * arm/arm-protos.h: Similarly.
12748 * arm/arm.c: Similarly.
12749 * arm/arm.h: Similarly.
12750 * avr/avr-protos.h: Similarly.
12751 * avr/avr.c: Similarly.
12752 * avr/avr.h: Similarly.
12753 * clipper/clipper-protos.h: Similarly.
12754 * clipper/clipper.c: Similarly.
12755 * clipper/clipper.h: Similarly.
12756 * convex/convex.c: Similarly.
12757 * convex/convex.h: Similarly.
12758 * d30v/d30v-protos.h: Similarly.
12759 * d30v/d30v.c: Similarly.
12760 * d30v/d30v.h: Similarly.
12761 * d30v/d30v.md: Similarly.
12762 * dsp16xx/dsp16xx-protos.h: Similarly.
12763 * dsp16xx/dsp16xx.c: Similarly.
12764 * dsp16xx/dsp16xx.h: Similarly.
12765 * elxsi/elxsi.c: Similarly.
12766 * elxsi/elxsi.h: Similarly.
12767 * fr30/fr30.c: Similarly.
12768 * fr30/fr30.md: Similarly.
12769 * h8300/h8300-protos.h: Similarly.
12770 * h8300/h8300.c: Similarly.
12771 * h8300/h8300.h: Similarly.
12772 * i370/i370-protos.h: Similarly.
12773 * i370/i370.c: Similarly.
12774 * i370/i370.h: Similarly.
12775 * i386/i386.c: Similarly.
12776 * i386/osf1elf.h: Similarly.
12777 * i386/osfrose.h: Similarly.
12778 * i860/i860-protos.h: Similarly.
12779 * i860/i860.c: Similarly.
12780 * i860/i860.h: Similarly.
12781 * i960/i960-protos.h: Similarly.
12782 * i960/i960.c: Similarly.
12783 * i960/i960.h: Similarly.
12784 * ia64/ia64-protos.h: Similarly.
12785 * ia64/ia64.c: Similarly.
12786 * ia64/ia64.h: Similarly.
12787 * m32r/m32r-protos.h: Similarly.
12788 * m32r/m32r.c: Similarly.
12789 * m32r/m32r.h: Similarly.
12790 * m68hc11/m68hc11-protos.h: Similarly.
12791 * m68hc11/m68hc11.c: Similarly.
12792 * m68hc11/m68hc11.h: Similarly.
12793 * m68k/crds.h: Similarly.
12794 * m68k/dpx2.h: Similarly.
12795 * m68k/m68k-protos.h: Similarly.
12796 * m68k/m68k.c: Similarly.
12797 * m68k/m68k.h: Similarly.
12798 * m68k/news.h: Similarly.
12799 * m88k/m88k-protos.h: Similarly.
12800 * m88k/m88k.c: Similarly.
12801 * m88k/m88k.h: Similarly.
12802 * mips/mips-protos.h: Similarly.
12803 * mips/mips.c: Similarly.
12804 * mips/mips.h: Similarly.
12805 * ns32k/merlin.h: Similarly.
12806 * ns32k/ns32k.c: Similarly.
12807 * ns32k/ns32k.h: Similarly.
12808 * ns32k/tek6000.h: Similarly.
12809 * pa/pa-protos.h: Similarly.
12810 * pa/pa.c: Similarly.
12811 * pa/pa.h: Similarly.
12812 * pdp11/2bsd.h: Similarly.
12813 * pdp11/pdp11-protos.h: Similarly.
12814 * pdp11/pdp11.c: Similarly.
12815 * pdp11/pdp11.h: Similarly.
12816 * romp/romp-protos.h: Similarly.
12817 * romp/romp.c: Similarly.
12818 * romp/romp.h: Similarly.
12819 * rs6000/rs6000-protos.h: Similarly.
12820 * rs6000/rs6000.c: Similarly.
12821 * rs6000/rs6000.h: Similarly.
12822 * rs6000/sysv4.h: Similarly.
12823 * sh/sh-protos.h: Similarly.
12824 * sh/sh.c: Similarly.
12825 * sh/sh.h: Similarly.
12826 * sparc/sparc-protos.h: Similarly.
12827 * sparc/sparc.c: Similarly.
12828 * sparc/sparc.h: Similarly.
12829 * vax/vax.c: Similarly.
12830 * vax/vax.h: Similarly.
12831 * vax/vms.h: Similarly.
12832 * we32k/we32k.c: Similarly.
12833 * we32k/we32k.h: Similarly.
12835 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12837 * basic-block.h (first_insn_after_basic_block_note): Declare.
12838 * flow.c (first_insn_after_basic_block_note): Define. Moved
12840 * ssa.c (first_insn_after_basic_block_note): Remove.
12841 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12843 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12844 nodes when we find a dead conditional branch. Insert BARRIERs
12845 after any blocks with no successors, but which do not have
12848 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12850 * varray.c (varray_check_failed): Use internal_error.
12852 2001-07-05 Andrew Haley <aph@redhat.com>
12854 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12855 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12856 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12858 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12860 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12861 reference if the target constant is also a SYMBOL_REF.
12863 2001-07-05 Eric Christopher <echristo@redhat.com>
12865 * config/mips/mips.h (MASK_MIPS3900): Remove.
12866 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12867 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12868 (TARGET_MIPS3900): Change to use mips_arch.
12869 (TARGET_MIPS4000): New.
12870 (TARGET_MIPS4100): New.
12871 (TARGET_MIPS4300): New.
12872 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12873 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12875 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12876 (ISA_HAS_BRANCHLIKELY): To here.
12877 (CC1_CPU_SPEC): New.
12878 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12879 (mips_arch_string): Declare.
12880 (mips_arch): Declare.
12881 (TARGET_OPTIONS): Add -march and -mtune.
12883 * config/mips/mips.c (mips_arch_string): New.
12885 (override_options): Handle -march for codegen and -mtune
12886 for scheduling. Use mips_arch. Move tx39 target default here.
12887 (mips_parse_cpu): Move error message to override_options.
12889 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12891 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12893 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12894 (MIPS Options): Ditto. Change mcpu entry to historical text.
12896 2001-07-05 H.J. Lu (hjl@gnu.org)
12898 * config/mips/mips.c (mips_parse_cpu): New function to parse
12901 2001-07-05 Jim Wilson <wilson@redhat.com>
12903 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12904 * config/ia64/t-ia64: Likewise.
12905 (LIB1ASMFUNCS): Update comment.
12907 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12909 * doc/install.texi (Install GCC: Binaries): Fix typo.
12911 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12913 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12914 reference using the stack pointer, adjust it since we push Y
12916 ("*ashrsi3"): Likewise.
12917 ("*lshrsi3"): Likewise.
12919 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12921 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12922 when -fomit-frame-pointer is used.
12924 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12926 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12927 (try_redirect_by_replacing_jump): Reverse updating properly the
12928 count and frequency information. Reverse removing cc0 setter.
12929 (forwarder_block_p): Reverse fixing for fallthru blocks.
12931 2001-07-05 DJ Delorie <dj@redhat.com>
12933 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12934 (translate_options): If the above is defined, use it to map
12935 given options to new options.
12936 * doc/tm.texi: Document it.
12938 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12939 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12941 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12942 cause programs using computed gotos to run more slowly.
12944 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12946 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12948 Consistently require binutils 2.11.2, not prereleases.
12949 (Specific, decstation-*): Canonicalize as mips-dec-*.
12950 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12952 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12953 (Specific, mips-*): Reword MIPS C compiler requirements.
12954 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12955 (Specific, sunv5): Removed, obsolete.
12957 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12959 * dwarf2out.c (output_loc_list): Use an all ones mask for
12960 .text asm output and don't rely on long long
12961 literals. Reformat some long lines.
12963 2001-07-05 Andreas Jaeger <aj@suse.de>
12965 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12968 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12970 * dwarf2out.c (dwarf2out_define): Update comment.
12971 (dwarf2out_undef): Ditto.
12972 (dwarf2out_start_source_file): Ditto.
12973 (dwarf2out_end_source_file): Ditto.
12974 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12975 since we never call the start/end debug hook for the primary file.
12977 2001-07-04 Kazu Hirata <kazu@hxi.com>
12979 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12982 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12984 * cppinit.c (remove_dup_dirs): Inform if a system include
12985 directory is being reordered.
12986 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12988 * doc/cpp.texi (Search Paths): Likewise.
12989 * doc/gcc.texi (Interoperation): Remove information about
12992 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12994 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12995 (VARRAY_TOP_CHAR_PTR): Likewise.
12997 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12999 * gcc.c (process_command): Don't assign elements of a const char*.
13001 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13003 * emit-rtl.c (change_address): Don't abort if invalid address while
13004 reload is in progress.
13006 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13008 * c-lex.c (cb_file_change): Pass line number to
13009 debug_start_source_file.
13010 (cb_undefine): Pass correct line number to debug_undef.
13012 * toplev.c (debug_start_source_file): Add line number to
13013 parameters. Pass it along to dwarf2out_start_source_file.
13014 (decode_g_option): Stop resetting debug level back to normal when
13015 we change debug formats, unless the current level is
13016 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13019 * toplev.h (debug_start_source_file): Add line number to
13022 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13025 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13027 Output debug_macinfo data for starting file if requested.
13028 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13030 (dwarf2out_define): Output debug_macinfo data for defining a macro
13032 (dwarf2out_undef): Output debug_macinfo data for undefining a
13033 macro if requested.
13034 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13035 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13036 (macinfo_section_label): New. DWARF2 macro info section label.
13037 (dwarf2out_init): If we want macro info, output the start label
13039 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13040 attribute to the compilation unit die pointing to the macro info.
13042 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13044 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13045 DWARF2_DEBUGGING_INFO.
13046 (add_loc_descr_to_loc_list): Ditto.
13047 (output_loc_list): Ditto.
13048 Also, fix thinko in curr not being initialized.
13049 (gen_internal_sym): Ditto.
13051 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13053 * emit-rtl.c (replace_equiv_address): New function.
13054 * expr.h (replace_equiv_address): New declaration.
13055 * explow.c (validize_mem): Call it instead of change_address and
13056 also call if -fforce-addr and address is constant.
13057 * expr.c: Replace more calls to change_address with adjust_address
13058 and/or replace_equiv_address or to validize_mem.
13059 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13060 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13061 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13062 * config/i370/i370.md, config/i860/i860.md: Likewise.
13063 * config/i960/i960.md, config/mips/mips.c: Likewise.
13064 * config/mips/mips.md, config/pa/pa.md: Likewise.
13065 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13066 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13068 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13070 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13072 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13075 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13077 * doc/include: New directory.
13078 * doc/fdl.texi: Move to doc/include/fdl.texi.
13079 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13080 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13081 * doc/gcc.texi: Use funding.texi and gpl.texi.
13082 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13083 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13084 Update dependencies and use -I $(docdir)/include.
13086 2001-07-04 Anthony Green <green@redhat.com>
13088 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13090 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13092 * doc/install.texi (sparc64-*-*): Remove garbage.
13094 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13096 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13097 Fix typo in last change to use adjust_address.
13099 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13101 * doc/install.texi (Specific): Update information for *-*-solaris*.
13103 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13105 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13107 2001-07-03 Stan Shebs <shebs@apple.com>
13109 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13110 case for flag_no_mach_text_sections.
13111 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13112 * config/darwin.c (flag_no_mach_text_sections): Remove.
13113 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13115 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13117 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13118 and avoid checking for constant as first operand.
13119 * recog.c (find_constant_term_loc): No longer static.
13120 (adj_offettable_operand): Delete.
13121 * rtl.h (adj_offsettable_operand): Delete declaration.
13122 (find_constant_term): Add declaration.
13123 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13125 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13126 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13127 * config/i386/i386.c, config/i386/i386.md: Likewise.
13128 * config/i860/i860.c, config/i960/i960.c: Likewise.
13129 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13130 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13131 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13132 * config/mips/mips.c, config/mips/mips.md: Likewise.
13133 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13134 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13135 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13136 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13137 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13138 * config/ns32k/ns32k.md: Likewise.
13140 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13142 * rtl.c (copy_rtx): Handle 'T' format letter.
13143 * gensupport.c (collect_insn_data): Likewise.
13144 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13146 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13148 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13149 -B option. Use 'dir' not 'foo' as example directory name.
13151 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13153 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13154 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13156 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13158 * doc/cppinternals.texi: Improve formatting and logical markup.
13160 2001-07-03 Andreas Jaeger <aj@suse.de>
13162 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13164 * genrecog.c (write_header): Include reload.h for prototypes in
13167 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13170 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13171 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13172 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13173 i386_pe_valid_type_attribute_p): Add.
13174 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13175 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13177 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13179 * explow.c (plus_constant_wide, case LO_SUM): New case.
13180 (plus_constant_for_output_wide): Delete.
13181 * rtl.h (plus_constant_for_output): Delete.
13182 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13183 instead of plus_constant_for_output.
13184 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13185 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13186 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13187 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13188 * config/sparc/sparc.md: Likewise.
13189 Convert some change_address calls to adjust_address.
13191 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13193 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13194 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13195 documentation of -std and -Wwrite-strings.
13197 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13199 * cse.c (canon_hash): Don't register registers in very small
13200 register classes, as extending their lifetime might cause
13203 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13205 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13207 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13208 (try_redirect_by_replacing_jump): Update properly the count
13209 and frequency information.
13211 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13213 * toplev.c (dump_file_index): Move SSA dumps just after first
13215 (dump_file): Corresponding changes.
13216 (rest_of_compilation): Move SSA path to just after the first
13218 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13219 * doc/invoke.texi: Update dump file #s as they were completely
13220 out of date with reality.
13222 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13224 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13226 * expr.c (emit_move_insn_1): Deal with non-default
13229 * expr.c (emit_single_push_insn): Fix warning.
13231 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13233 * expr.c (emit_move_insn_1): Avoid modifying
13234 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13236 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13238 * emit-rtl.c (adjust_address): New function.
13239 * expr.h (adjust_address): Add declaration.
13240 * builtins.c: Replace some calls to change_address with calls to it
13241 or to validize_mem.
13242 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13243 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13244 * config/arm/arm.c, config/convex/convex.c: Likewise.
13245 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13246 * config/i386/i386.c, config/i386/i386.md: Likewise.
13247 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13248 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13249 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13250 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13251 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13253 2001-07-02 Jim Wilson <wilson@redhat.com>
13255 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13257 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13259 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13260 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13262 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13264 * cppinit.c (lang_defaults): New table.
13265 (set_lang): Just read from lang_defaults into the live options
13268 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13270 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13271 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13272 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13274 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13276 * doc/install.texi: Various spelling and markup fixes.
13277 (Installing GCC): Component specific installation instructions are
13280 Warn about removing old install dir in the presence of shared libs.
13281 (Configuration): Invoke with options target to match configure
13283 Consistently refer to gas, gld pathnames.
13284 Invert --enable-multilib documentation.
13285 Remove references to old compiler versions.
13287 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13289 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13291 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13293 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13295 (Specific, mips*-sgi-irix5): Note IDO download.
13296 Reworded MIPS C hints.
13297 Use GNU as instead of GAS.
13299 Removed SGI Freeware reference, IRIX 6 only.
13300 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13301 Note N64 library requirement/workaround.
13303 Complete list of structure passing bug victims.
13305 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13307 * doc/install.texi: Remove CVS Id.
13309 2001-07-02 Andreas Jaeger <aj@suse.de>
13311 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13312 (find_inherently_necessary): Remove unused variable.
13314 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13316 * c-common.h (TDI_inlined): New ast dump phase.
13317 (dump_flag_name): New function.
13318 * c-dump.c (dump_files): Add inlined phase.
13319 (dump_flag_name): Define.
13320 * doc/invoke.texi (-fdump-ast-inlined): Document.
13322 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13324 * stor-layout.c (layout_decl): Revert change to handling of alignment
13327 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13329 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13332 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13334 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13337 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13339 * tlink.c (recompile_files): Remove COMPILER_PATH and
13340 LIBRARY_PATH from the environment.
13342 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13344 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13345 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13347 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13349 * c-parse.in (OBJC_STRING): Kill.
13350 (objc_string): Decompose to [objc_string] '@' STRING.
13351 (reswords): Take the leading '@' off all the Objective C keywords.
13352 (objc_rid_sans_at): Kill.
13353 (init_reswords): Don't initialize it.
13354 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13355 (_yylex): Kill reconsider label. Look ahead one token after
13356 an '@'; if we get an identifier, check whether it's an
13357 Objective C @-keyword. If so, return the keyword. Otherwise,
13358 put back the token and return the '@' as a terminal.
13360 * cpplib.c (lex_macro_node): Remove unnecessary check for
13361 leading '@' on identifier. Clarify control flow and commentary.
13363 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13365 * cse.c (new_label_ref): Variable deleted.
13366 (insert): Remove set of new_label_ref.
13367 (check_for_label_ref): New function.
13368 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13370 See ChangeLog.5 for earlier changes.