1 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
5 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
7 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
8 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
9 generating altivec code.
10 (FIXED_REGISTERS): VRSAVE is fixed.
11 (CALL_USED_REGISTERS): VRSAVE is call used.
13 2001-11-08 Jason Eckhardt <jle@rice.edu>
15 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
16 code the branch target as ".+16/.+12", but rather use labels.
18 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
20 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
21 to work around limitations of certain versions of GAS.
23 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
24 (muldi3): Update due to SUBREG_BYTE changes.
27 2001-11-09 Zack Weinberg <zack@codesourcery.com>
29 * doc/invoke.texi: Remove comment referring to -xf77-version.
31 2001-11-09 Kazu Hirata <kazu@hxi.com>
33 * config/convex/convex.c: Fix comment formatting.
34 * config/convex/convex.h: Likewise.
36 2001-11-08 Zack Weinberg <zack@codesourcery.com>
38 * Makefile.in (.po.pox): Look both in srcdir and builddir
40 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
41 to the source directory.
43 2001-11-09 Ben Elliston <bje@redhat.com>
44 Michael Meissner <meissner@redhat.com>
45 Andrew MacLeod <amacleod@redhat.com>
46 Richard Henderson <rth@redhat.com>
47 Nick Clifton <nickc@redhat.com>
48 Catherine Moore <clm@redhat.com>
50 * m32r.c: Add support for m32rx processor.
54 * m32r-protos.h: Add prototypes for m32rx functions.
55 * doc/invoke.texi: Document -m32rx option.
57 2001-11-09 Jakub Jelinek <jakub@redhat.com>
59 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
62 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
64 * doc/install.texi2html: Use $MAKEINFO --no-split.
66 2001-11-09 Andreas Schwab <schwab@suse.de>
68 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
69 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
70 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
71 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
72 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
74 2001-11-09 H.J. Lu <hjl@gnu.org>
76 * config/mips/mips.c (mips_output_function_prologues): Cast
77 `tsize' to long for output.
79 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
81 * c-lang.c (LANG_HOOKS_NAME): New.
82 (lang_hooks): Constify.
83 (c_init_options): Update.
84 (lang_identify): Remove.
85 * c-parse.in (language_string): Remove.
86 * dbxout.c: Include langhooks.h.
87 (dbxout_symbol_location): Update.
88 * dwarf2out.c: Include langhooks.h.
89 (gen_compile_unit_die): Update.
90 * dwarfout.c: Include langhooks.h.
91 (prototyped_attribute, output_compile_unit_die): Update.
92 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
93 (LANG_HOOKS_INITIALIZER): Update.
94 * langhooks.h (struct lang_hooks): New members. Constify.
95 * stringpool.c: Don't include toplev.h.
96 (set_identifier_size): Remove.
97 * toplev.c (toplev_main): Initialize identifier size.
98 (print_version): Update.
99 * tree.h (language_string, init_lex, lang_identify,
100 set_identifier_size): Remove.
101 * Makefile.in: Update dependencies.
102 * config/darwin.c: Include langhooks.h.
103 (func_name_maybe_scoped): Update.
104 * config/darwin.h (ASM_END_FILE): Update.
105 * config/nextstep.h (ASM_END_FILE): Update.
106 * config/nextstep21.h (ASM_END_FILE): Update.
107 * config/i386/sun386.h (ASM_END_FILE): Update.
108 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
109 (rs6000_output_function_epilogue): Update.
111 * objc-act.c (LANG_HOOKS_NAME): Override.
112 (struct lang_hooks): Constify.
113 (objc_init_options): Update.
114 (lang_identify): Remove.
116 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
118 * fold-const.c (lshift_double): Honor PREC.
119 (rshift_double): Likewise.
121 2001-11-08 Kazu Hirata <kazu@hxi.com>
123 * config/1750a/1750a.c: Fix comment formatting.
124 * config/1750a/1750a.h: Likewise.
126 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
128 * configure.in (--enable-languages): Be more permissive about
129 syntax. Check for empty lists better. Warn about $LANGUAGES.
130 * configure: Regenerated.
132 2001-11-08 Richard Henderson <rth@redhat.com>
134 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
136 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
138 * config.gcc: Rename stormy16 to xstormy16.
139 * config/stormy16/stormy-abi: Likewise.
140 * config/stormy16/stormy16-protos.h: Likewise.
141 * config/stormy16/stormy16.c: Likewise.
142 * config/stormy16/stormy16.h: Likewise.
143 * config/stormy16/stormy16.md: Likewise.
145 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
147 * tree.h (TYPE_VOLATILE): Add enable-checking code.
148 (TYPE_READONLY): Likewise.
150 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
152 * reload1.c (reload): Don't delete equiv insn if can throw.
154 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
155 (clear_storage): Likewise, for OBJECT.
157 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
159 * pa.c (emit_move_sequence): Fix SUBREG expression to
160 use proper byte offset when extending a constant from
163 2001-11-09 Jakub Jelinek <jakub@redhat.com>
165 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
168 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
170 * explow.c (convert_memory_address, case SUBREG): Only return
171 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
173 2001-11-08 Richard Henderson <rth@redhat.com>
175 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
176 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
177 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
179 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
181 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
183 2001-11-08 Jakub Jelinek <jakub@redhat.com>
185 * dwarf2out.c (debug_str_hash): New.
186 (struct indirect_string_node): New.
187 (struct dw_val_struct): Change type of val_str to it.
188 (DEBUG_STR_SECTION_FLAGS): Define.
189 (add_AT_string): Push string into hashtable, increment reference
191 (AT_string): Return string from ht_identifier.
192 (AT_string_form): New.
193 (free_AT): For dw_val_class_str, just decrement reference counter.
194 (size_of_string): Remove.
195 (size_of_die): Use AT_string_form to decide what size the string
197 (size_of_pubnames): Use strlen instead of size_of_string.
198 (value_format): Use AT_string_form for dw_val_class_str.
199 (output_die): Output DW_FORM_strp strings using
200 dw2_asm_output_offset.
201 (indirect_string_alloc, output_indirect_string): New.
202 (dwarf2out_finish): Emit .debug_str strings if there are any.
204 2001-11-08 Andreas Franck <afranck@gmx.de>
206 * configure.in: Add AC_ARG_PROGRAM to support program name
207 transformation with --program-prefix, --program-suffix and
208 --program-transform-name.
209 * configure: Regenerated.
210 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
211 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
212 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
213 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
214 program_transform_name the way suggested by autoconf.
215 (GCC_TARGET_INSTALL_NAME): Define.
216 (install-driver): Use the transformed target alias name.
218 2001-11-08 Richard Henderson <rth@redhat.com>
220 * config/mips/mips.c (save_restore_insns): Remove GP from the
221 restore registers mask early instead of special casing it inside
224 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
226 * cp/decl.c (shadow_warning): New function.
227 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
228 and an error when a block scope decl shadows a parameter.
230 2001-11-08 Richard Henderson <rth@redhat.com>
232 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
235 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
237 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
238 to implement floating negation on processors prior to PA 2.0.
240 2001-11-08 Jakub Jelinek <jakub@redhat.com>
242 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
243 (USE_LINKONCE_INDIRECT): Define.
244 (dw2_output_indirect_constant_1): Try to output indirect constants
245 into linkonce sections if possible.
246 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
247 (dw2_output_indirect_constants): Likewise.
249 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
251 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
253 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
255 * c-decl.c (pushdecl): Remove file and line.
256 * c-typeck.c (pop_init_level): Remove size.
258 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
260 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
263 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
264 (TARGET_ALTIVEC): New.
265 (TARGET_SWITCHES): Add altivec.
266 (FIRST_PSEUDO_REGISTER): Change to 109.
267 (CALL_USED_REGISTERS): Same.
268 (FIRST_ALTIVEC_REGNO): New.
269 (LAST_ALTIVEC_REGNO): New.
270 (ALTIVEC_REGNO_P): New.
271 (UNITS_PER_ALTIVEC_WORD): New.
272 (ALTIVEC_VECTOR_MODE): New.
273 (FIXED_REGISTERS): Add altivec registers.
274 (REG_ALLOC_ORDER): Same.
275 (HARD_REGNO_NREGS): Adjust for altivec registers.
276 (HARD_REGNO_MODE_OK): Same.
277 (MODES_TIEABLE_P): Same.
278 (REGISTER_MOVE_COST): Same.
279 (REGNO_REG_CLASS): Same.
280 (reg_class): Add ALTIVEC_REGS.
281 (REG_CLASS_NAMES): Same.
282 (REG_CLASS_CONTENTS): Same.
283 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
284 (ALTIVEC_ARG_RETURN): New.
285 (FUNCTION_VALUE): Handle VECTOR_TYPE.
286 (LIBCALL_VALUE): Handle altivec vector modes.
287 (VECTOR_MODE_SUPPORTED_P): New.
288 (ALTIVEC_ARG_MIN_REG): New.
289 (ALTIVEC_ARG_MAX_REG): New.
290 (ALTIVEC_ARG_NUM_REG): New.
291 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
292 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
293 (REGISTER_NAMES): Add altivec regs.
294 (DEBUG_REGISTER_NAMES): Same.
295 (ADDITIONAL_REGISTER_NAMES): Same.
296 (rs6000_builtins): New.
297 (MD_EXPAND_BUILTIN): New.
298 (MD_INIT_BUILTINS): New.
299 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
300 for AltiVec instructions.
301 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
302 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
304 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
305 (TARGET_SWITCHES): Add no-altivec.
306 (DATA_ALIGNMENT): Align vectors to 128 bits.
307 (TARGET_OPTIONS): Add abi= option.
308 Add rs6000_abi_string extern.
309 (LOCAL_ALIGNMENT): New.
310 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
311 (MASK_ALTIVEC_ABI): New.
312 (TARGET_ALTIVEC_ABI): New.
313 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
315 (STACK_BOUNDARY): Adjust for altivec.
316 (BIGGEST_ALIGNMENT): Same.
317 (rs6000_args): Add vregno.
318 (USE_ALTIVEC_FOR_ARG_P): New.
319 (FIXED_REGISTERS): Add vrsave register.
320 (CALL_USED_REGISTERS): Same.
321 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
323 (reg_class): Add VRSAVE_REGS.
324 (REG_CLASS_NAMES): Same.
325 (REG_CLASS_CONTENTS): Same.
326 (REGNO_REG_CLASS): Same.
328 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
329 (ABI_STACK_BOUNDARY): Same.
330 (BIGGEST_ALIGNMENT): Same.
331 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
332 (ROUND_TYPE_ALIGN): Same.
334 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
337 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
340 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
343 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
344 (altivec_expand_builtin): New.
345 (altivec_init_builtins): New.
346 (TARGET_EXPAND_BUILTIN): New.
347 (TARGET_INIT_BUILTINS): New.
348 (rs6000_init_builtins): New.
349 (struct builtin_description): New.
351 (rs6000_reg_names): Add altivec registers.
352 (alt_reg_names): Same.
353 (secondary_reload_class): Altivec regs can hold altivec regs and
355 (rs6000_emit_move): Force constants into memory for AltiVec moves.
356 (print_operand): Add 'y' case for printing altivec memory
358 (rs6000_legitimize_address): Legitimize vector addresses into
360 (altivec_expand_binop_builtin): New.
361 New string rs6000_current_abi.
362 (rs6000_override_options): Call rs6000_parse_abi_options.
363 (rs6000_parse_abi_options): New.
364 (function_arg_boundary): Vector arguments must be 16
366 (function_arg_advance): Handle vector arguments.
367 (function_arg_partial_nregs): Same.
368 (init_cumulative_args): Same.
369 (function_arg): Same.
371 * config/rs6000/rs6000.md (altivec_lvx): New.
372 (type): Add altivec attribute.
374 (*movv4si_internal): New.
376 (*movv16qi_internal): New.
378 (*movv8hi_internal1): New.
380 (*movv4sf_internal1): New.
497 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
499 * Makefile.in (df.o): Add fibheap.h to dependencies.
501 * df.h: Add prototypes for transfer functions, iterative_dataflow
503 (enum df_flow_dir): New enum.
504 (enum df_confluence_op): New enum.
505 (struct df): Add inverse_rts_map.
507 * df.c: Add sbitmap.h to the list of includes.
508 (df_rd_global_compute): Removed.
509 (df_ru_global_compute): Removed.
510 (df_lr_global_compute): Removed.
511 (df_rd_transfer_function): New function.
512 (df_ru_transfer_function): New function.
513 (df_lr_transfer_function): New function.
514 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
515 Use iterative_dataflow_bitmap instead of df_*_global_compute.
516 (iterative_dataflow_sbitmap): New function.
517 (iterative_dataflow_bitmap): New function.
519 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
521 * doc/gcc.texi: Move terminology and spelling conventions to
522 htdocs/codingconventions.html.
524 2001-11-07 Graham Stott <grahams@redhat.com>
526 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
528 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
530 * expmed.c (expand_mult): Force operand to register before computing
532 * i386.c (x86_decompose_lea): New global vairable.
533 * i386.h (x86_decompose_lea): Declare.
534 (TARGET_DECOMPOSE_LEA): New macro.
535 (RTX_COST): Handle leas properly.
537 2001-11-06 Richard Henderson <rth@redhat.com>
539 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
540 defined for a CONSTRUCTOR; don't check it.
542 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
544 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
545 test for absolute pathnames.
547 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
549 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
550 instructions up to the target pc inclusive.
552 2001-11-06 Steve Christiansen <smc@us.ibm.com>
554 * loop.c (loop_regs_scan): Don't invalidate PIC register.
556 2001-11-06 Eric Christopher <echristo@redhat.com>
558 * config/mips/mips.md(movdf_internal2): Add constraints for float
559 to general register move.
560 * config/mips/elf64.h: Add default ABI.
562 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
564 * alias.c:: Include langhooks.h.
565 * emit-rtl.c: Similarly.
566 * toplev.c: Similarly.
567 * tree-inline.c: Similarly.
568 * langhooks-def.h: New, the old langhooks.h. Give the default
569 hooks a common prefix.
570 * langhooks.h: Contents extracted from toplev.h.
571 * toplev.h: Move langhook stuff to langhooks.h.
572 * langhooks.c: Give default hooks a common prefix.
574 * c-lang.c: Include langhooks-def.h.
575 * objc/objc-act.c: Similarly.
576 * Makefile.in: Update.
577 * objc/Make-lang.in: Update.
579 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
581 * doc/install.texi: Document that configure options not listed in
582 this file are unsupported. Document --with-system-zlib.
584 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
586 * rtl.h (mem_for_const_double): New declaration.
587 * varasm.c (mem_for_const_double): New function.
588 * config/convex/convex.md (movdf): Use it.
589 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
590 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
591 * config/m68k/m68kv4.h: Likewise.
593 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
594 of new GP reg classes.
596 * expr.c (store_field): When making temp object for unaligned
597 component, set it to alias set 0.
599 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
601 * c-common.c (c_expand_expr_stmt): Apply default conversions to
602 non-lvalue arrays if C99.
603 * c-typeck.c (default_conversion): Split out code handling
604 array-to-pointer and function-to-pointer conversions into a
605 separate default_function_array_conversion function.
606 (default_function_array_conversion): New function. Keep track of
607 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
608 arrays unchanged outside C99 mode instead of giving an error for
610 (build_component_ref): Use pedantic_non_lvalue when handling
611 COMPOUND_EXPR. Don't handle COND_EXPR specially.
612 (convert_arguments): Use default_function_array_conversion.
613 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
615 (unary_complex_lvalue): Likewise.
616 (internal_build_compound_expr): Use
617 default_function_array_conversion. Apply default conversions to
618 function in compound expression.
619 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
620 Use default_function_array_conversion.
621 * doc/extend.texi: Update documentation of subscripting non-lvalue
625 2001-11-05 Zack Weinberg <zack@codesourcery.com>
627 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
628 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
629 corresponding to the complete set of .po and .gmo files in
630 the source directory's po subdir, modified by LINGUAS. Don't
632 * configure.in: Don't set ALL_LINGUAS.
633 * configure: Regenerate.
635 * Makefile.in (.po.gmo): Don't move into source directory.
636 (.po.pox): Clarify comments.
637 (install-po): Look for .gmo files in both srcdir and objdir;
638 don't fail if a file is totally missing.
639 (distclean): rmdir ada subdirectory too.
641 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
643 * config/rs6000/rs6000.c (rs6000_select_section): Handle
644 CONSTRUCTORs _correctly_.
646 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
648 * c-decl.c (delete_block): Remove.
649 * c-tree.h (delete_block): Remove.
651 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
653 * cppexp.c (lex, parse_defined): Update warning about defined.
655 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
657 * config/rs6000/rs6000.c (rs6000_select_section): Handle
660 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
662 * config/arm/arm.c (arm_return_in_memory): Cope with
663 int_size_in_bytes returning -1.
665 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
668 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
670 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
671 remove unneded depdendencies;
673 * cfglayout.c, cfglayout.h: New files; break out from ...
674 * bb-reorder.c: ... here; Remove unneeded includes;
676 2001-11-04 Alan Modra <amodra@bigpond.net.au>
678 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
680 2001-11-04 David Edelsohn <edelsohn@gnu.org>
682 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
683 mode as well. Do not explicitly create intermediate regs.
685 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
687 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
688 (common_section): Delete unused variable.
689 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
690 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
691 * arm-protos.h (arm_poke_function_name, aof_add_import,
692 aof_delete_import): Const-ify.
693 * arm.c (legitimize_pic_address): Wrap variables in the macro
694 controlling their usage.
695 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
696 (arm_poke_function_name, pic_chain, import, aof_add_import,
697 aof_delete_import): Const-ify.
698 * i386.c (ix86_osf_output_function_prologue): Const-ify.
699 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
700 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
701 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
702 * i860/sysv3.h: Add missing comment closure.
703 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
704 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
707 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
708 (i960-*-*): Set tmake_file.
709 (sparc86x-*-elf*): Fix typo in header name.
711 * sched-rgn.c (schedule_insns): Delete unused variable.
713 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
716 * c-typeck.c (lookup_field): Rework to return a chain down to
718 (build_component_ref): Use the new lookup_field to handle
719 nested anonymous entities correctly.
721 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
723 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
724 Change parameters to gen_rtx_CONST_DOUBLE.
725 (GEN_INT64, sparc_emit_set_const64): Likewise.
726 * config/sparc/sparc.md (movdf split): Likewise.
728 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
730 * unroll.c (calculate_giv_inc): Use find_last_value rather
731 than just hoping the last instruction is the right SET.
732 [Fixes 990604-1.c on stormy16.]
734 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
735 library at all if -T is used.
737 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
738 some uses of uninitialized variables in error cases.
740 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
741 look at 'temp' if we won't be using it.
743 * config/stormy16/stormy16.h (CONST_COSTS): Define.
745 (ADDRESS_COST): Define.
746 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
748 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
750 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
751 stormy16_asm_output_mi_thunk.
752 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
754 * config/stormy16/stormy16-protos.h
755 (stormy16_asm_output_mi_thunk): New prototype.
757 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
759 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
760 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
761 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
762 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
763 sched-int.h, toplev.c, config/alpha/alpha.c,
764 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
765 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
766 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
767 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
768 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
769 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
770 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
772 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
774 * Makefile.in (dbxout.o): Depend on function.h.
775 * collect2.c (is_in_list): Hide unused function.
776 * dbxout.c: Include function.h.
777 (source_label_number, dbxout_source_line, dbxout_source_file,
778 dbxout_function_end, dbxout_begin_function): Wrap/move inside
779 macros controlling usage.
780 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
781 * output.h (exports_section): Prototype.
783 * convex.c (convex_output_function_prologue): Fix format specifier
785 (asm_declare_function_name): Fix signed/unsigned warning.
786 (print_operand): Fix format specifier warning.
787 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
788 * dsp16xx-protos.h (uns_comparison_operator,
789 num_1600_core_shifts): Prototype.
790 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
791 (frame_size, frame_pointer_offset): Delete.
792 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
793 Make static. Fix format specifier warnings.
794 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
795 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
796 * dsp16xx.md: Add default case in switches.
797 * fr30.h (IN_RANGE): Delete.
798 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
799 * mcore-protos.h (mcore_output_cmov): Const-ify.
800 * mcore.c (mcore_output_cmov): Likewise.
801 * mcore.h (switch_to_section): Make static and prototype.
802 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
803 unsigned>=0 warnings.
804 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
805 * rs6000-protos.h (read_only_data_section,
806 read_only_private_data_section): Prototype.
807 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
808 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
809 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
811 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
815 * final.c (final_scan_insn): Add brackets around body of if-stmt.
816 * gcc.c (convert_filename): Add static prototype. Const-ify.
817 Wrap variable in macros controlling its use.
818 * output.h (sdata_section): Add prototype.
820 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
821 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
822 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
823 (ASM_FILE_START): Const-ify.
824 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
826 * c4x.md: Don't use the 'U' integer suffix.
827 * clipper.md (clipper_movstr): Delete declaration.
828 * d30v-protos.h (d30v_move_2words): Const-ify.
829 (debug_stack_info): Add prototype.
830 * d30v.c: Include "integrate.h".
831 (d30v_function_arg_boundary, d30v_function_arg,
832 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
833 signed/unsigned warnings.
834 (d30v_print_operand_memory_reference, d30v_move_2words):
836 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
837 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
838 * fr30.md: Const-ify.
839 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
840 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
841 (mvs_get_label_page): Hide unused static function.
842 * i860.c (current_function_original_name): Const-ify.
843 * i860/sysv3.h (current_function_original_name): Likewise.
844 * i860/sysv4.h (current_function_original_name): Likewise.
845 * i960.md: Add default case in switches. Remove unused variable.
846 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
847 * m32r.md: Const-ify.
848 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
849 * m68hc11.c: Include "reload.h".
850 (static_chain_reg, print_options, m68hc11_asm_file_start):
852 * m68hc11.md: Delete unused variable. Const-ify. Add parens
853 around & in comparison.
854 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
855 * mn10200.c (shift_mode): Remove trailing comma.
856 * mn10300-protos.h (output_tst): Const-ify.
857 * mn10300.c (output_tst): Likewise.
858 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
860 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
861 * pa.c (output_ascii): Likewise.
862 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
863 * pdp11.md (expand_unop): Delete declarations.
864 * pj-protos.h (pj_output_addsi3): Const-ify.
865 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
866 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
867 unique_src_operand): Add prototypes.
868 (pj_output_store_into_lval): Make definition static.
869 (pj_function_incoming_arg): Don't use unary plus.
870 (pj_output_addsi3): Const-ify.
871 * romp.md (get_symref): Delete declarations.
872 * v850-c.c (mark_current_function_as_interrupt): Don't return
873 value from void function.
874 * v850.c: Include "integrate.h".
875 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
876 * vax-protos.h (const_section): Add prototype.
878 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
880 * machmode.def: Add documentation for the seventh argument in
883 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
885 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
887 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
888 <-melf>: Don't have markup for ELF acronym.
890 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
892 * config.gcc (mmix-*-*): New target.
893 * doc/invoke.texi: Document MMIX options.
894 * doc/contrib.texi: Add note about MMIX port to my entry.
895 * config/mmix/t-mmix: New file.
896 * config/mmix/mmix.h: New file.
897 * config/mmix/mmix-protos.h: New file.
898 * config/mmix/mmix.c: New file.
899 * config/mmix/mmix.md: New file.
900 * config/mmix/crti.asm: New file.
901 * config/mmix/crtn.asm: New file.
903 2001-11-03 Kazu Hirata <kazu@hxi.com>
905 * config/sparc/linux-aout.h: Fix comment formatting.
906 * config/sparc/linux.h: Likewise.
907 * config/sparc/linux64.h: Likewise.
908 * config/sparc/lynx.h: Likewise.
909 * config/sparc/pbd.h: Likewise.
910 * config/sparc/sol2-sld-64.h: Likewise.
911 * config/sparc/sol2.h: Likewise.
912 * config/sparc/sparc.c: Likewise.
913 * config/sparc/sparc.h: Likewise.
914 * config/sparc/sparc.md: Likewise.
915 * config/sparc/sunos4.h: Likewise.
916 * config/sparc/vxsim.h: Likewise.
917 * config/sparc/vxsparc.h: Likewise.
918 * config/sparc/vxsparc64.h: Likewise.
920 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
922 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
923 reference to CONST_DOUBLE_MEM in comment.
924 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
925 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
926 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
927 * function.c (pop_function_context_from): Don't call
928 restore_varasm_status.
929 * function.h (restore_varasm_status): Delete declaration.
930 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
932 * rtl.def (CONST_DOUBLE): Update comment.
933 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
934 (CONST_DOUBLE_CHAIN): Likewise.
935 (CONST_DOUBLE_MEM): Delete.
936 (gen_rtx_CONST_DOUBLE): Update parameters.
937 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
938 Remove reference to CONST_DOUBLE_MEM.
939 (const_alias_set): New variable.
940 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
941 (immed_real_const_1): Adjust tests for 0, 1, and 2.
942 Don't set CONST_DOUBLE_MEM.
943 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
944 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
945 Put constant in const_alias_set.
946 (struct pool_constant): ALIGN now unsigned.
947 OFFSET now HOST_WIDE_INT.
949 (restore_varasm_status): Deleted.
950 (mark_pool_constant): Mark desc->rtl.
951 (force_const_mem): Rework to store rtl in hash table,
952 not CONST_DOUBLE_MEM.
953 Put constant in const_alias_set.
954 (find_pool_constant): Check desc->rtl.
955 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
956 (init_varasm_once): Initialize const_alias_set.
958 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
961 * reload.c (combine_reloads): Don't combine an output reload if there
962 are other reloads around for part of the output.
964 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
966 (set_mem_decl): New function.
967 * expr.h (set_mem_decl): New declaration.
968 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
969 (output_asm_operand_names): Add tab.
970 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
972 * builtins.c (get_memory_rtx): Properly set MEM alias set and
975 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
977 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
978 Use "invalid" instead of "illegal". Use @r in comments in
981 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
983 * c-decl.c (pushdecl): Move block inside if conditional to remove
984 possibility of a segfault. Lookup block-level extern
985 variables in enclosing scopes correctly.
987 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
989 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
991 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
992 SUBREG so we avoid SUBREGing memory.
994 * expmed.c (store_bit_field): Same.
996 2001-11-02 DJ Delorie <dj@redhat.com>
998 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
999 using FP registers for DImode mem-mem moves is acceptable.
1001 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1003 * builtins.c (apply_args_size): Handle vector arguments.
1004 (apply_result_size): Same.
1006 * machmode.def: Set WIDER mode field for all vector entries.
1008 2001-11-02 Graham Stott <grahams@redhat.com>
1010 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1012 2001-11-01 Eric Christopher <echristo@redhat.com>
1014 * config.gcc: Revert part of earlier patch.
1015 * config/mips/linux.h: Ditto.
1016 * df.c: Include tm_p.h to avoid warnings.
1017 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1019 * config/mips/mips.c: Define mips_abi regardless.
1020 (mips_output_function_prologues): Add long casts for .frame
1022 (override_options): Allow use of ABI_32.
1024 2001-11-01 Kazu Hirata <kazu@hxi.com>
1026 * config/m68hc11/m68hc11.c: Fix comment formatting.
1027 * config/m68hc11/m68hc11.h: Likewise.
1028 * config/m68hc11/m68hc11.md: Likewise.
1030 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1032 * c-typeck.c (default_conversion): Retain the original expression
1034 * gcc.dg/Wparentheses.c: New tests.
1036 2001-11-01 David S. Miller <davem@redhat.com>
1038 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1039 64-bit Sparc description more in line with reality.
1041 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1043 * Makefile.in (GCOV_OBJS): Add version.o.
1044 * gcov.c: Include "version.h" and <getopt.h>.
1045 (gcov_version_string): Remove.
1046 (print_usage): Take a parameter to determine whether this is a
1047 call from --help or an error message. Give fuller output that
1048 follows the GNU Coding Standards for --help.
1049 (print_version): New function.
1051 (process_args): Use getopt_long. Support long options. Follow
1052 GNU Coding Standards for --help and --version.
1053 * doc/gcov.texi: Document long options.
1054 Addresses part of PR other/704.
1056 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1058 * pa.c (output_move_double): Fix typo in double load.
1060 2001-11-01 Kazu Hirata <kazu@hxi.com>
1062 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1063 before passing it to ggc_alloc_string.
1065 2001-11-01 Kazu Hirata <kazu@hxi.com>
1067 * config/m68k/3b1.h: Fix comment formatting.
1068 * config/m68k/3b1g.h: Likewise.
1069 * config/m68k/a-ux.h: Likewise.
1070 * config/m68k/amix.h: Likewise.
1071 * config/m68k/apollo68.h: Likewise.
1072 * config/m68k/atari.h: Likewise.
1073 * config/m68k/aux-exit.c: Likewise.
1074 * config/m68k/ccur-GAS.h: Likewise.
1075 * config/m68k/crds.h: Likewise.
1076 * config/m68k/dpx2.h: Likewise.
1077 * config/m68k/dpx2g.h: Likewise.
1078 * config/m68k/hp310.h: Likewise.
1079 * config/m68k/hp320.h: Likewise.
1080 * config/m68k/isi.h: Likewise.
1081 * config/m68k/linux.h: Likewise.
1082 * config/m68k/lynx.h: Likewise.
1083 * config/m68k/m68k-psos.h: Likewise.
1084 * config/m68k/m68k.c: Likewise.
1085 * config/m68k/m68k.h: Likewise.
1086 * config/m68k/m68k.md: Likewise.
1087 * config/m68k/m68kelf.h: Likewise.
1088 * config/m68k/m68kv4.h: Likewise.
1089 * config/m68k/mot3300.h: Likewise.
1090 * config/m68k/news.h: Likewise.
1091 * config/m68k/next.h: Likewise.
1092 * config/m68k/pbb.h: Likewise.
1093 * config/m68k/plexus.h: Likewise.
1094 * config/m68k/sgs.h: Likewise.
1095 * config/m68k/sun3.h: Likewise.
1096 * config/m68k/tower.h: Likewise.
1097 * config/m68k/vxm68k.h: Likewise.
1099 2001-10-31 DJ Delorie <dj@redhat.com>
1101 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1102 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1103 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1104 * config/mips/mips.c (mips_cache_flush_func): New.
1105 * doc/invoke.texi: Document the new options.
1107 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1109 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1110 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1112 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1114 * config/cris/cris.c: Include output.h after tree.h but before
1117 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1119 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1120 (INTL_SUBDIRS): Just intl.
1121 (.SUFFIXES): Add .gmo .po .pox.
1122 (native): Also depend on build-@POSUB@.
1123 (intl.all, intl.install): Depend on config.h and things it includes.
1124 (po-generated): New target; depend on c-parse.c and tradcif.c.
1125 (install-normal): Also depend on install-@POSUB@.
1126 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1127 (build-, install-, build-po, update-po, install-po,
1128 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1130 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1131 * configure.in: Don't munge XGETTEXT. Don't generate
1133 * configure: Regenerate.
1135 * exgettext: Delete.
1136 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1137 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1139 2001-10-31 Kazu Hirata <kazu@hxi.com>
1141 * config/h8300/h8300.md (two anonymous patterns): New.
1143 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1145 * tree.h (tree_index): Add support for V16QI and V8HI.
1146 (V8HI_type_node): New.
1147 (V16QI_type_node): New.
1149 * tree.c (build_common_tree_nodes_2): Same.
1151 * c-common.c (type_for_mode): Same.
1153 2001-10-31 Kazu Hirata <kazu@hxi.com>
1155 * config/i386/att.h: Fix comment formatting.
1156 * config/i386/beos-elf.h: Likewise.
1157 * config/i386/bsd.h: Likewise.
1158 * config/i386/bsd386.h: Likewise.
1159 * config/i386/crtdll.h: Likewise.
1160 * config/i386/cygwin.asm: Likewise.
1161 * config/i386/cygwin.h: Likewise.
1162 * config/i386/djgpp.h: Likewise.
1163 * config/i386/freebsd-aout.h: Likewise.
1164 * config/i386/freebsd.h: Likewise.
1165 * config/i386/gas.h: Likewise.
1166 * config/i386/i386-interix.h: Likewise.
1167 * config/i386/i386-protos.h: Likewise.
1168 * config/i386/i386.c: Likewise.
1169 * config/i386/i386.h: Likewise.
1170 * config/i386/i386.md: Likewise.
1171 * config/i386/i386elf.h: Likewise.
1172 * config/i386/interix.c: Likewise.
1173 * config/i386/isc.h: Likewise.
1174 * config/i386/isccoff.h: Likewise.
1175 * config/i386/iscdbx.h: Likewise.
1176 * config/i386/linux.h: Likewise.
1177 * config/i386/lynx.h: Likewise.
1178 * config/i386/mingw32.h: Likewise.
1179 * config/i386/netbsd-elf.h: Likewise.
1180 * config/i386/next.h: Likewise.
1181 * config/i386/osf1elf.h: Likewise.
1182 * config/i386/osfrose.h: Likewise.
1183 * config/i386/sco5.h: Likewise.
1184 * config/i386/seq-gas.h: Likewise.
1185 * config/i386/seq-sysv3.h: Likewise.
1186 * config/i386/sequent.h: Likewise.
1187 * config/i386/sol2.h: Likewise.
1188 * config/i386/sun386.h: Likewise.
1189 * config/i386/uwin.asm: Likewise.
1190 * config/i386/uwin.h: Likewise.
1191 * config/i386/vxi386.h: Likewise.
1192 * config/i386/win32.h: Likewise.
1193 * config/i386/winnt.c: Likewise.
1194 * config/i386/xm-cygwin.h: Likewise.
1195 * config/i386/xm-mingw32.h: Likewise.
1197 2001-10-31 Kazu Hirata <kazu@hxi.com>
1199 * builtins.def: Fix comment typos.
1200 * config/alpha.c: Likewise.
1201 * config/arm/arm.c: Likewise.
1202 * config/avr/avr.h: Likewise.
1203 * config/d30v/d30v.c: Likewise.
1204 * config/d30v/d30v.h: Likewise.
1205 * config/d30v/d30v.md: Likewise.
1206 * config/dsp16xx/dsp16xx.c: Likewise.
1207 * config/fr30/fr30.c: Likewise.
1208 * config/fr30/fr30.md: Likewise.
1209 * config/i386/i386.c: Likewise.
1210 * config/i860/i860.c: Likewise.
1211 * config/i960/i960.c: Likewise.
1212 * config/ia64/ia64.c: Likewise.
1213 * config/mips/mips.c: Likewise.
1214 * config/pa/pa.c: Likewise.
1215 * config/rs6000/rs6000.c: Likewise.
1216 * config/s390/s390.c: Likewise.
1217 * config/sparc/sparc.c: Likewise.
1219 2001-10-30 Kazu Hirata <kazu@hxi.com>
1221 * config/mips/elf.h: Fix comment formatting.
1222 * config/mips/elf64.h: Likewise.
1223 * config/mips/iris5.h: Likewise.
1224 * config/mips/iris5gas.h: Likewise.
1225 * config/mips/iris6.h: Likewise.
1226 * config/mips/isa3264.h: Likewise.
1227 * config/mips/linux.h: Likewise.
1228 * config/mips/mips.c: Likewise.
1229 * config/mips/mips.h: Likewise.
1230 * config/mips/mips.md: Likewise.
1231 * config/mips/mips16.S: Likewise.
1232 * config/mips/netbsd.h: Likewise.
1233 * config/mips/osfrose.h: Likewise.
1234 * config/mips/r3900.h: Likewise.
1235 * config/mips/sni-svr4.h: Likewise.
1236 * config/mips/svr4-t.h: Likewise.
1237 * config/mips/ultrix.h: Likewise.
1239 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1241 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1242 when we update head->current.
1244 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1246 * tree.c (id_string_size): Remove.
1247 (dump_tree_statistics): Update.
1248 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1250 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1252 * sched-rgn.c (schedule_insns): Fix comment.
1254 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1256 * configure.in: Correct previous change: don't assume that
1257 gas's version number _isn't_ the last thing on the line, or
1258 isn't the only number on the line, either.
1259 * configure: Regenerate.
1261 2001-10-30 Kazu Hirata <kazu@hxi.com>
1263 * cfgcleanup.c: Fix a comment typo.
1265 2001-10-30 Kazu Hirata <kazu@hxi.com>
1267 * alias.c: Fix comment formatting.
1268 * recog.c: Likewise.
1269 * config/cris/cris.c: Likewise.
1270 * config/cris/cris.h: Likewise.
1271 * config/i960/i960.c: Likewise.
1272 * config/i960/i960.h: Likewise.
1274 2001-10-30 Kazu Hirata <kazu@hxi.com>
1276 * config/arm/arm.c: Fix a comment typo.
1277 * config/arm/arm.h: Likewise.
1278 * config/ia64/ia64.c: Likewise.
1280 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1282 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1283 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1284 * rtl.h (set_unique_reg_note): Change return value.
1285 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1286 * cse.c (cse_insn): Likewise.
1287 * expr.c (emit_move_insn): Likewise.
1288 * explow.c (force_reg): Likewise.
1289 * local-alloc (update_equiv_regs): Likewise.
1290 * loop.c (move_moveables, load_mems): Likewise.
1291 * reload (find_reloads): Likewise.
1293 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1296 * c-decl.c (parmlist_tags_warning, start_struct,
1297 check_for_loop_decls): Separate messages for struct, union and
1298 enum cases to allow for languages in which they have different
1300 * c-format.c (scanf_flag_specs): Separate short and long name of
1301 the assignment suppression feature.
1302 (check_format_types): Localize "pointer" and "different types"
1304 * c-lex.c (lex_number): Localize "an unsigned long int" and
1306 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1308 * c-typeck.c (build_unary_up): Separate messages for increment and
1309 decrement cases to allow for languages in which they use different
1310 articles. Localize the strings "increment" and "decrement" in one
1313 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1315 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1316 when no changes has been made.
1318 * gcse.c (reg_set_bitmap): Turn into reg_set.
1319 (modify_mem_list_set, canon_modify_mem_list_set)
1320 (clear_modify_mem_tables, free_modify_mem_tables): New.
1321 (gcse_main); Use free_modify_mem_tables.
1322 (free_gcse_mem): Likewise; free the bitmaps.
1323 (alloc_gcse_main): Initialize the bitmaps.
1324 (canon_list_insert): Set canon_modify_mem_list_set.
1325 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1326 (compute_hash_table): Use clear_modify_mem_tables.
1327 (reset_opr_set_tables): Likewise.
1328 (oprs_not_set_p): reg_set_bitmap is regset.
1329 (mark_set, mark_clobber): Likewise.
1331 * df.h (DF_EQUIV_NOTES): New constant.
1332 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1335 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1336 (init_regions, schedule_insns): Conditionalize the checking
1337 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1339 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1341 * i386.md (movti_rex64 splitter): Fix condition.
1343 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1345 * configure.in: Do not assume that gas's version number is the
1346 last thing on the first line of as --version output.
1347 * configure: Regenerate.
1349 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1350 MT_WARNING, MT_ERROR, MT_FATAL.
1351 (main): Call gcc_init_libintl.
1352 (v_message): Call gettext on msgid and "warning: "
1353 * tradcif.y: Include intl.h.
1354 (yyerror): Make parameter definition consistent with
1355 prototype. Call gettext on msgid argument.
1357 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1362 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1364 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1366 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1367 before referencing it.
1369 2001-10-26 DJ Delorie <dj@redhat.com>
1371 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1372 override -G, and force -G0.
1374 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1376 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1377 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1378 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1379 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1381 * loop.h (struct induction): Rename ext_dependant to
1383 * loop.c: Change all uses.
1384 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1385 All callers changed.
1386 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1388 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1390 * c-parse.in (expr_no_commas, primary), c-typeck.c
1391 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1393 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1395 Undo assemble_name change in earlier patch.
1397 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1399 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1400 determining the type of the receiver, do not check that TREE_CODE
1401 of receiver is CALL_EXPR before calling receiver_is_class_object().
1402 (receiver_is_class_object): For the GNU runtime: recognize
1403 the case that the receiver is self in a class method context.
1404 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1405 the receiver is a call to objc_get_class.
1407 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1409 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1411 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1413 * Makefile.in (OBJS): Put all files in alphabetical order.
1415 * dwarf2out.c (add_const_value_attribute): Fix error in last
1418 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1420 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1421 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1423 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1424 (life_analysis): call purge_all_dead_edges after deleting noops.
1425 (delete_noop_move): Do not purge CFG.
1426 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1428 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1430 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1431 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1432 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1433 (ASM_OUTPUT_COMMON): Likewise.
1434 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1435 (rs6000_output_function_epilogue): Likewise.
1436 (output_mi_thunk): Fix typo.
1437 (rs6000_output_symbol_ref): Use assemble_name.
1438 (output_toc): Likewise.
1439 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1440 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1441 assemble_name calls STRIP_NAME_ENCODING.
1442 (ASM_OUTPUT_LABEL): Use assemble_name.
1443 (ASM_GLOBALIZE_LABEL): Likewise.
1444 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1445 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1446 (ASM_OUTPUT_LOCAL): Likewise.
1448 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1451 (expand_builtin_apply, expand_builtin_return): Likewise.
1452 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1454 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1456 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1457 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1458 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1459 configure, configure.in, except.c, except.h, flow.c, function.c,
1460 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1461 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1462 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1463 unroll.c: Fix spelling errors.
1465 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1467 * doc/gcc.texi: Document use of "dependent" and American spelling.
1469 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1471 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1474 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1476 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1478 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1480 * genrecog.c (write_switch): Output if before switch for
1481 DT_elt_zero_wide_safe.
1483 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1485 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1486 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1487 (FUNCTION_PROFILER): Const-ify.
1488 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1489 (eliminate_constant_term, assemble_name, output_addr_const):
1490 Remove declarations.
1491 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1492 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1493 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1494 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1495 (half_pic_declare, half_pic_external): Const-ify.
1496 * toplev.c: Include "halfpic.h".
1498 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1500 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1501 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1502 config/i386/i386.c, config/i386/i386-interix.h,
1503 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1504 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1505 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1506 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1507 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1508 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1509 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1512 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1513 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1514 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1515 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1516 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1517 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1518 system.h, toplev.c: Fix spelling errors.
1520 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1522 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1524 * dwarf2out.c (reg_number): Abort if pseudo.
1525 (reg_loc_descriptor): Return 0 if pseudo.
1526 (is_based_loc): Return 0 if pseudo.
1527 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1529 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1530 (loc_descriptor): Return 0 if can't find location and handle 0
1531 return from recursive calls.
1532 (loc_descriptor_from_tree): Likewise.
1533 Fix handling of indirect.
1534 Also return 0 for PLACEHOLDER_EXPR.
1535 Clean up COMPONENT_REF cases.
1536 (add_AT_location_descriptor): Simplify, but handle 0 return from
1538 (add_const_value_attribute): Avoid shift count warning.
1539 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1540 Set comp_unit_die as context if not in function.
1542 * config/mips/mips-protos.h: Break up long lines.
1543 Remove needless #ifdef/#endif blocks.
1544 Don't declare functions declared in file made by genpreds or recog.h.
1545 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1546 is now HOST_WIDE_INT; delete unneeded casts.
1547 * config/mips/mips.h: Don't use #elif.
1549 * expr.c (stor_constructor_field): Always call adjust_address.
1550 Copy TARGET before changing its alias set.
1551 (store_field): Likewise, for TO_RTX.
1552 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1554 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1555 (find_placeholder): Return 0 if can't find object.
1556 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1559 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1561 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1563 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1565 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1566 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1567 (merge_blocks): Properly udpate life after making edge nonfallthru.
1568 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1570 2001-10-26 Kazu Hirata <kazu@hxi.com>
1572 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1574 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1576 * c-typeck.c (convert_arguments): When comparing for enumeral
1577 type equality, use TYPE_MAIN_VARIANT.
1578 * gcc.dg/Wconversion.c: New tests.
1580 2001-10-26 Kazu Hirata <kazu@hxi.com>
1582 * s390/s390.c: Fix comment typos.
1583 * s390/s390.h: Likewise.
1584 * s390/s390.md: Likewise.
1586 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1588 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1589 (walk_tree): Use it for tail calls where appropriate.
1591 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1593 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1594 non-local label_refs.
1596 2001-10-26 Kazu Hirata <kazu@hxi.com>
1598 * config/h8300/h8300.md (4 anonymous patterns): New.
1600 2001-10-26 Kazu Hirata <kazu@hxi.com>
1602 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1603 algorithm through the shift_info structure.
1604 (emit_a_shift): Update the use of get_shift_alg.
1606 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1608 * sched-rgn.c: Remove bitset typedef.
1609 Change bitset to sbitmap in prototypes / variable types.
1611 Remove edgeset_bits.
1612 Remove edgeset_size.
1613 s/BITSET_ADD/SET_BIT/g
1614 s/BITSET_INVERT/sbitmap_ones/g
1615 s/BITSET_INTER/sbitmap_a_and_b/g
1616 s/BITSET_UNION/sbitmap_a_or_b/g
1617 s/BITSET_DIFFER/sbitmap_difference/g
1618 s/bitset_member/TEST_BIT/g
1619 (BITSET_*): Removed.
1620 (bitset_member): Removed.
1621 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1622 EXECUTE_IF_SET_IN_SBITMAP.
1623 (split_edges): Rewrite, use sbitmap functions instead of bitset
1625 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1627 2001-10-26 Andreas Schwab <schwab@suse.de>
1629 * reload1.c (emit_input_reload_insns): Fix parens in last
1630 (undocumented) change that was supposed to change only whitespace.
1632 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1634 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1636 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1639 2001-10-26 Andreas Jaeger <aj@suse.de>
1641 * flow.c (clear_log_links): Remove unused variable.
1642 * cfgcleanup.c (cleanup_cfg): Likewise.
1644 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1646 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1647 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1649 2001-10-26 Richard Henderson <rth@redhat.com>
1651 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1652 rename PV_REG to R27_REG.
1653 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1654 (REG_CLASS_FROM_LETTER): Update.
1655 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1656 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1657 (udivsi3, modsi3, umodsi3): Likewise.
1658 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1660 2001-10-26 Richard Henderson <rth@redhat.com>
1662 * cfg.c (clear_aux_for_blocks): Split out of ...
1663 (free_aux_for_blocks): here.
1664 (clear_aux_for_edges): Split from ...
1665 (free_aux_for_edges): here.
1666 * basic-block.h: Declare them.
1667 * lcm.c (compute_antinout_edge): Use them.
1668 (compute_laterin, compute_available, compute_nearerout): Likewise.
1669 (optimize_mode_switching): Likewise.
1671 2001-10-26 Richard Henderson <rth@redhat.com>
1673 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1674 moving everything back to the main build directory.
1676 2001-10-26 Christopher Faylor <cgf@redhat.com>
1678 * config/i386/cygwin.h: Search target specfic include directory, if
1681 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1683 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1684 of macro guards. Fix #endif comment.
1686 * output.h (default_exception_section, default_eh_frame_section):
1687 Move prototypes outside of macro guard.
1689 * crtstuff.c: Fix #endif comment.
1691 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1693 * doc/md.texi (movMM): Clarify semantics of storing into a
1694 non-paradoxical SUBREG.
1696 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1698 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1699 (lang_hook_default_get_alias_set): Move next to other alias
1701 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1702 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1703 (LANG_HOOKS_INITIALIZER): Add it.
1704 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1705 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1706 instead of a loop calling poplevel.
1708 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1710 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1711 occurrences of #elif with #if...#endif.
1713 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1715 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1717 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1719 * alias.c (can_address_p): No longer static.
1720 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1721 Return 0 if all parameters are default values.
1722 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1723 (adjust_address_1): Try harder to compute a size.
1724 * expr.c (expand_assignment, store_constructor): If can't address,
1725 set MEM_KEEP_ALIAS_SET_P.
1726 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1727 (store_field): Likewise.
1728 (store_constructor): Simplify call to store_constructor_field.
1729 * expr.h (can_address_p): New declaration.
1730 * gensupport.c (gen_rtx_CONST_INT): New function.
1731 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1732 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1733 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1735 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1737 2001-10-24 Christopher Faylor <cgf@redhat.com>
1739 * config/i386/cygwin.h: Use proper path for mingw crt files when
1742 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1744 * dwarf2out.c (file_info_cmp): Always return consistent results.
1746 2001-10-24 Roger Sayle <roger@eyesopen.com>
1748 * stmt.c (expand_end_case): Index jumptables from zero for
1749 suitably small values of minval.
1751 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1753 * stor-layout.c (place_union_field): If any field was aligned with
1754 attribute aligned, set record type's TYPE_USER_ALIGN.
1755 (place_field): Likewise.
1756 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1757 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1759 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1761 * c-common.h (struct c_common_identifier): Remove rid_code field.
1762 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1764 * c-typeck.c (constructor_designated): New local flag.
1765 (struct constructor_stack): Add "designated" field to match.
1766 (start_init): Clear it.
1767 (really_start_incremental_init, push_init_level): Push and
1769 (pop_init_level): Pop it.
1770 (set_designator): Set it.
1772 (pop_init_level): Suppress "missing initializer" warnings if
1773 constructor_designated is true.
1774 (process_init_element): Suppress warning about union
1775 initialization under traditional C, if constructor_designated
1778 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1780 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1783 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1785 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1787 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1789 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1790 the node was already a set to a constant.
1792 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1794 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1795 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1797 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1800 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1801 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1802 * s390.c (s390_final_chunkify): Don't use string concatenation.
1803 (s390_function_prologue, s390_function_epilogue): Const-ify.
1804 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1806 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1808 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1811 2001-10-23 Stan Shebs <shebs@apple.com>
1813 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1814 -traditional-cpp in first-stage compilation.
1816 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1818 * gensupport.c (target_flags): Add.
1820 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1822 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1824 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1825 * except.c (expand_builtin_frob_return_addr): Likewise.
1826 (expand_builtin_eh_return): Likewise.
1827 * stmt.c (expand_computed_goto): Likewise.
1828 * explow.c (memory_address): Likewise.
1829 (allocate_dynamic_stack_space): Clean up predicate testing.
1830 (probe_stack_range): Convert SIZE to Pmode.
1831 * calls.c (rtx_for_function_call): Only call convert_memory_address
1833 Pass function call operand as ptr_mode, not Pmode.
1834 * expr.c (expand_assignment): Clean up calls to convert_memory
1835 address by only doing so when needed and making offsets Pmode.
1836 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1837 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1838 is in Pmode, not ptr_mode.
1840 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1842 * darwin-protos.h (constructor_section, destructor_section,
1843 mod_init_section, mod_term_section): Prototype.
1844 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1846 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1848 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1849 objc_section_init declaration.
1850 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1851 (objc_section_init, try_section_alias): Make static.
1852 (alias_section): Make static and hide unused function.
1853 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1855 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1857 * alias.c (can_address_p): Compnonents are not addressable if
1858 the containing type has alias set 0.
1859 (get_alias_set): Rework to use STRIP_NOPS.
1860 Only call front-end routine on object, type, or object with
1861 NOPs stripped, not inner values.
1862 Use language hook to call front-end routine.
1863 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1864 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1865 Don't pass alignment to emit_block_move.
1866 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1867 (expand_builtin_memset): Likewise, but for clear_storage.
1868 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1869 and remove C++ specific parts.
1870 * c-common.h (c_common_get_alias_set): Add declaration.
1871 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1872 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1873 (save_fixed_argument_area): Call set_mem_align.
1874 Remove alignment in call to emit_block_move.
1875 (emit_library_call_value_1, store_one_arg): Likewise.
1876 (target_for_arg): Remove; disabled long ago.
1877 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1878 once and similar cleanups.
1879 (offset_address): Use proper introductory comment.
1880 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1881 from explicit operand; all callers changed.
1882 (clear_storage): Likewise.
1883 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1884 (store_field): Remove kludge on alias set used for to_rtx.
1885 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1886 (expand_expr_unaligned): Call set_mem_attributes instead of
1888 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1889 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1890 (expand_function_end): Track MEM attributes of trampolines.
1891 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1892 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1893 attributes from original.
1894 * langhooks.c (lang_hook_default_get_alias_set): New function.
1895 (hook_get_alias_set_0): New function.
1896 * langhooks.h (hook_get_alias_set_0): New declaration.
1897 (lang_hook_default_get_alias_set): Likewise.
1898 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1899 * reload1.c (alter_reg): Use adjust_address_nv.
1900 * rtl.c (get_mode_alignment): Moved to here.
1901 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1902 change default if unknown from 1 to BITS_PER_UNIT.
1903 * stor-layout.c (get_mode_alignment): Remove from here.
1904 * toplev.h (struct lang_hoks): Add get_alias_set field.
1905 * tree.h (lang_get_alias_set): Delete declaration.
1906 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1907 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1908 (ix86_va_arg): Likewise.
1909 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1910 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1911 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1912 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1913 (expand_block_move_mem): Remove dead code.
1915 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1917 * c-common.c (warn_div_by_zero): New.
1918 * c-common.h (warn_div_by_zero): New.
1919 * c-decl.c (c_decode_option): Take it on the command line.
1920 * c-typeck.c (build_binary_op): Warn about division by zero.
1921 * doc/invoke.texi: Document the new command line option, fix
1922 documentation of -Wmultichar.
1923 * testsuite/gcc.dg/divbyzero.c: New tests.
1924 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1926 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1928 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1930 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1931 to avoid update_life_info call.
1932 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1933 * cfgcleanup.c (bb_flags): New enum.
1934 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1935 (notice_new_block, update_forwarder_flag): New functions.
1936 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1937 (try_forward_edges): Likewise; update flags.
1938 (merge_blocks): Likewise.
1939 (outgoing_edges_match): Likewise.
1940 (try_crossjump_to_edge): Likewise.
1941 (try_optimize_cfg): Likewise; initialize and clear the flags;
1942 recompute life info if needed.
1943 (cleanup_cfg): No need to clear aux pointers.
1945 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1947 * config/i386/i386.c (override_options): Default to minimum
1948 stack alignment when optimizing for code size.
1949 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1952 * config/i386/i386.c (override_options): Set upper limit of
1953 -mpreferred-stack-boundary to 12.
1955 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1957 * recog.c (peephole2_optimize): Add default case to switch.
1959 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1961 * doc/gcc.texi (Sending Patches): Remove.
1963 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1965 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1966 fields when comparing.
1968 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1970 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1971 * arm.c (HOST_INT, HOST_UINT): Likewise.
1973 2001-10-22 Stan Shebs <shebs@apple.com>
1975 * config/darwin-protos.h (darwin_exception_section): Declare.
1976 (darwin_eh_frame_section): Declare.
1978 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1980 * i386.md (movti_rex64): Fix mode.
1982 2001-10-22 Stan Shebs <shebs@apple.com>
1984 * target.h (struct gcc_target): Add asm_out.exception_section,
1985 asm_out.eh_frame_section.
1986 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1987 (TARGET_ASM_EH_FRAME_SECTION): New.
1988 (TARGET_INITIALIZER): Update.
1989 * output.h (default_exception_section): Declare.
1990 (default_eh_frame_section): Declare.
1991 * dwarf2out.c: Include target.h.
1992 (output_call_frame_info): Call target hook for eh frames.
1993 (default_eh_frame_section): New function.
1994 * except.c: Include target.h.
1995 (output_function_exception_table): Call target hook for exception
1997 * varasm.c (default_exception_section): Rename from
1998 exception_section, remove EXCEPTION_SECTION macro.
2000 * config/darwin.h (darwin_eh_frame_section): New function.
2001 (EXCEPTION_SECTION): Remove.
2002 (TARGET_ASM_EXCEPTION_SECTION): Define.
2003 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2004 (nextstep_exception_section): New function.
2005 (nextstep_eh_frame_section): New function.
2006 (TARGET_ASM_EXCEPTION_SECTION): Define.
2007 (TARGET_ASM_EH_FRAME_SECTION): Define.
2009 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2010 (TARGET_ASM_EXCEPTION_SECTION): Define.
2011 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2012 (EXCEPTION_SECTION): Remove.
2013 (TARGET_ASM_EXCEPTION_SECTION): Define.
2014 * config/stormy16/stormy16.h: Remove comments referencing
2015 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2017 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2018 TARGET_ASM_EH_FRAME_SECTION.
2020 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2022 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2025 * c-format.c: Fix spelling typo in comment.
2027 * sched-int.h: Fix typo in GCC preamble.
2029 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2032 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2034 2001-10-22 Richard Henderson <rth@redhat.com>
2036 * config/i386/i386.c (ix86_expand_clear): New.
2037 * config/i386/i386-protos.h: Declare it.
2038 * config/i386/i386.md (setcc peep2s): Use it.
2039 (movsi_xor): Unexport.
2041 2001-10-22 Richard Henderson <rth@redhat.com>
2043 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2044 free_EXPR_LIST_list for LOG_LINKS.
2046 2001-10-21 Robert Lipe <robertlipe@usa.net>
2048 * config/i386/i386.c (sco_asm_named_section): Delete.
2049 (sco_asm_out_constructor): Delete.
2050 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2051 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2052 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2053 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2054 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2056 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2058 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2059 and/or fold extra calls into fewer ones.
2060 * collect2.c (dump_file): Likewise.
2061 * cppexp.c (parse_number): Likewise.
2062 * cpplex.c (_cpp_lex_direct): Likewise.
2063 * final.c (output_asm_insn, asm_fprintf): Likewise.
2064 * fix-header.c (inf_scan_ident, main): Likewise.
2065 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2067 * fold-const.c (real_hex_to_f): Likewise.
2068 * gen-protos.c (parse_fn_proto): Likewise.
2069 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2070 * genrecog.c (change_state, write_action): Likewise.
2071 * gensupport.c (shift_output_template): Likewise.
2072 * local-alloc.c (requires_inout): Likewise.
2073 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2074 * protoize.c (is_id_char, main): Likewise.
2075 * real.c (asctoeg): Likewise.
2076 * recog.c (asm_operand_ok): Likewise.
2077 * reload.c (find_reloads): Likewise.
2078 * scan.c (scan_identget_token): Likewise.
2079 * sched-vis.c (print_value): Likewise.
2080 * stringpool.c (ggc_alloc_string): Likewise.
2081 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2082 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2083 * tradcpp.c (rescan): Likewise.
2084 * tree.c (clean_symbol_name): Likewise.
2085 * varasm.c (decode_reg_name): Likewise.
2087 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2088 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2089 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2090 * m88k.c (output_ascii): Likewise.
2091 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2092 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2093 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2094 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2096 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2098 * langhooks.c (lang_hook_default_do_nothing,
2099 lang_hook_default_decode_option): New defaults.
2100 * langhooks.h: Make hooks unconditional and non-NULL.
2101 * toplev.c (compile_file, toplev_main): Update.
2102 * toplev.h: Update comments.
2103 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2105 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2107 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2109 * system.h (IN_RANGE): New macro.
2111 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2113 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2114 INTLDEPS variable, which does not include $LIBICONV.
2115 * Makefile.in: Use INTLDEPS in LIBDEPS.
2116 * configure: Regenerate.
2118 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2120 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2121 * cpplex.c (lex_percent, lex_dot): Remove.
2122 (get_effective_char, skip_block_comment, skip_line_comment,
2123 parse_identifier_slow, parse_number, parse_string, save_comment,
2124 _cpp_lex_direct): Update to do lookback freely.
2125 (IF_NEXT_IS, BACKUP): New macros.
2126 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2127 * cppmacro.c (paste_tokens): Update.
2129 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2131 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2133 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2135 * reload1.c (reload): Check CONSTANT_P before calling
2136 LEGITIMATE_PIC_OPERAND_P.
2137 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2138 workaround of 2001-10-13.
2140 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2142 * i386.c (split_di): Handle splitting of DFmode.
2144 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2146 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2147 (adjust_address_1, offset_address): Likewise.
2149 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2150 (output_asm_insn): Call it for each line output.
2151 Don't record an operand more than once.
2153 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2154 * main.c: Include config.h and system.h, but not ansidecl.h.
2155 * Makefile.in (main.o): Update accordingly.
2157 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2159 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2161 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2163 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2164 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2166 (find_sub_basic_blocks): ... here;
2167 (find_many_sub_basic_blocks): New.
2168 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2170 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2172 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2174 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2176 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2177 * flow.c (update_life_info): Measure time.
2178 * c-decl.c: Include timevar.h
2179 (c_expand_body): Measure time.
2180 * toplev.c (rest_of_compilation): Measure time of mode switching
2182 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2184 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2185 (lang_independent_options): Add asynchronous-unwind-tables
2186 (toplev_main): flag_asynchronous_unwind_tables implies
2188 * flags.h (flag_asynchronous_unwind_tables): Declare.
2189 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2190 flag_asynchronous_unwind_tables.
2191 (output_call_frame_info): Likewise.
2192 * invoke.texi (-fasynchronous-unwind-tables): Document.
2193 * i386.c (optimization_options): Enable
2194 flag_asynchronous_unwind_tables.
2196 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2197 * i386.md (s* expanders): Destination is QImode.
2199 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2200 * rtl.h (clear_log_links): Kill.
2201 * flow.c (clear_log_links): Make static; accept blocks parameter;
2202 do no clear life info.
2203 (update_life_info): Call clear_log_links.
2205 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2207 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2209 * cpplex.c (handle_newline, skip_escaped_newlines,
2210 get_effective_char, skip_block_comment, skip_line_comment,
2211 parse_identifier_slow, parse_number, parse_string,
2212 _cpp_lex_direct): Update to do more stepping back.
2213 (trigraph_ok): Similarly. Rename trigraph_p.
2214 (SAVE_STATE, RESTORE_STATE): Remove.
2215 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2217 * cpplib.c (destringize): Rename destringize_and_run, and
2218 call run_directive directly.
2219 (_cpp_do__Pragma): Simplify.
2221 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * pe.c (arm_pe_unique_section): Const-ify.
2224 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2225 (switch_to_section): Add static prototype.
2227 * output.h (drectve_section): Prototype.
2229 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2231 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2232 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2233 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2234 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2235 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2236 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2237 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2238 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2239 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2240 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2241 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2242 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2243 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2244 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2245 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2246 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2247 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2248 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2249 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2250 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2251 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2252 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2253 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2254 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2255 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2256 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2257 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2258 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2259 v850-*-*): Delete superflous ${cpu_type} setting.
2260 * config/linux.h: Delete svr4.h include.
2261 (SET_ASM_OP): Delete.
2262 * config/netware.h (INT_ASM_OP): Undef before define.
2263 * config/ptx4.h: Delete elfos.h include.
2264 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2265 * config/svr4.h: Delete elfos.h include. Update commentary.
2266 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2267 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2268 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2269 config/v850/v850.h: Delete svr4.h include.
2270 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2271 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2272 config/sparc/sysv4.h: Update includes.
2273 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2274 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2275 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2276 config/m88k/dguxbcs.h: Delete includes.
2277 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2278 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2279 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2281 * config/m88k/dgux.h: Delete include.
2282 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2284 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2285 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2286 * config/sh/elf.h: Update include.
2287 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2288 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2290 2001-10-19 Catherine Moore <clm@redhat.com>
2292 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2293 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2294 base and count fields.
2295 (stormy16_expand_builtin_va_start): last_reg_count changed to
2296 size_of_reg_args. Use count + size in first comparison.
2298 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2300 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2301 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2302 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2303 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2304 Set alignment from type if INDIRECT_REF.
2305 (adjust_address_1, offset_address): Simplify alignment compuitation.
2306 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2307 here; done by set_mem_attributes.
2309 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2311 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2312 * arm-protos.h (rdata_section, zero_init_section, common_section):
2314 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2315 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2316 traditional mode stringification.
2317 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2318 in macros controling its use.
2319 * rtlanal.c: Include tm_p.h.
2320 * varasm.c (asm_output_aligned_bss): Mark parameter with
2322 (assemble_constant_align, assemble_start_function, assemble_align,
2323 assemble_variable, assemble_trampoline_template,
2324 output_constant_def_contents): Wrap potentially empty if-stmt body
2327 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * a29k-protos.h (literal_section): Prototype.
2330 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2331 * a29k.md: Ensure function pointers are prototyped.
2332 * genattrtab.c (write_eligible_delay): Mark parameter with
2335 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2337 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2338 * 1750a.c (print_operand): Fix format specifier warning.
2339 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2340 * 1750a.md: Likewise.
2341 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2342 * genemit.c (output_add_clobbers): Mark parameter with
2344 * genrecog.c (write_subroutine): Likewise.
2345 * integrate.c (expand_inline_function): Delete unused variable.
2346 * varasm.c (remove_from_pending_weak_list): Wrap with
2349 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2351 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2352 field is different to previous argument's neg field.
2354 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2356 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2358 * final.c (get_decl_from_op): New function.
2359 (output_asm_insn): Call it; write "*" when item with decl is address.
2361 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2363 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2364 about 64-bit support from the 3.0_branch version.
2366 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2368 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2369 USE_INCLUDED_LIBINTL when appropriate.
2370 * configure, config.in: Regenerate.
2371 * Makefile.in (datadir): Set to @datadir@.
2372 (intl.o): Also depend on $(CONFIG_H) and system.h.
2374 * intl.c: Factor out common gettext initialization sequence.
2375 (gcc_init_libintl): New function.
2376 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2377 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2378 off NLS. Add multiple include guard. No need to #ifdef-guard
2379 an #undef. Prototype gcc_init_libintl here.
2381 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2382 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2383 Use gcc_init_libintl.
2385 2001-10-19 Catherine Moore <clm@redhat.com>
2387 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2389 * config/stormy16/stormy16.c (stormy16_split_move): Make
2390 sure that REG_INC notes are present for auto_inc operands.
2392 2001-10-19 Andreas Jaeger <aj@suse.de>
2394 * configure: Regenerated.
2395 * configure.in: Add x86_64 to switch statements.
2397 2001-10-18 Richard Henderson <rth@redhat.com>
2399 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2400 address into $27 explicitly.
2401 (sibcall_value_osf_1): Likewise.
2403 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2405 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2406 (offset_address): New function.
2407 (free_emit_status): Free regno_decl.
2408 (init_emit): Pass proper number of elements to xcalloc.
2409 Allocate regno_decl.
2410 (mark_emit_status): Mark regno_decl values.
2411 * expr.c (highest_pow2_factor): New function.
2412 (expand_assigment): Use it and offset_address.
2413 Properly handle ptr_mode vs. Pmode in offset calculation.
2414 (store_constructor, expand_expr_unaligned): Likewise.
2415 (expand_expr, case COMPONENT_EXPR): Likewise.
2416 * expr.h (offset_address): New decl.
2417 * function.h (struct emit_status): Add regno_decl.
2418 (REGNO_DECL): New macro.
2419 * final.c (output_asm_name): Move in file and don't conditionalize
2420 on flag_print_asm_name.
2421 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2422 Output names of operands, if known.
2423 * function.c (assign_parms): Set REGNO_DECL.
2424 * integrate.c (integrate_decl_tree): Likewise.
2425 * stmt.c (expand_decl): Likewise.
2426 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2428 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2430 * attribs.c (handle_noinline_attribute): New function.
2431 (handle_used_attribute): Likewise.
2432 (c_common_attribute_table): Added noinline and used.
2433 * doc/extend.texi (Function Attributes): Document them.
2434 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2435 Warn when merging inline with attribute noinline.
2436 (start_decl, start_function): Warn if inline and attribute
2437 noinline appear in the same declaration.
2439 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2441 * config.gcc: Update c4x and i370 for C front end-specific
2443 * config/c4x/c4x-c.c: New.
2444 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2445 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2447 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2448 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2450 (c4x_init_pragma): Remove.
2451 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2452 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2453 c4x_pr_ignored): Move to c4x-c.c.
2454 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2455 * config/c4x/t-c4x: Update.
2456 * config/i370/i370-c.c: New.
2457 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2458 (i370_pr_map): Move to i370-c.c.
2459 * config/i370/t-i370: New.
2461 * doc/tm.texi: Update.
2463 2001-10-17 Stan Shebs <shebs@apple.com>
2465 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2466 typo fixes throughout.
2467 (machopic_output_stub): Remove some dead code.
2469 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2471 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2474 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2476 * Makefile.in (print-rtl.o): Depend on TREE_H.
2477 * alias.c (get_alias_set): Make two passes over objects to first
2478 see if inner object is access via restricted pointer.
2479 Defer allocating alias set for restricted pointer until here.
2480 Call find_placeholder with second arg nonzero.
2482 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2483 set for restricted pointer types.
2484 * emit-rtl.c (set_mem_attributes): Set more attributes.
2485 (set_mem_align, change_address, adjust_address_1): New functions.
2486 (change_address_1): Now static.
2487 (adjust_address, adjust_address_nv): Deleted.
2488 (replace_equiv_address): Call change_address_1.
2489 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2490 (find_placeholder): Get starting point from PLIST arg.
2491 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2492 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2493 (adjust_address, adjust_address_nv): New macros.
2494 * print-rtl.c (tree.h): New include.
2495 (print_rtx, case MEM): Print all memory attributes.
2497 2001-10-17 Richard Henderson <rth@redhat.com>
2499 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2501 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2503 * c-tree.texi: Eliminate duplicated word.
2504 * cpp.texi: Likewise.
2505 * install.texi: Likewise.
2506 * invoke.texi: Likewise.
2507 * tm.texi: Likewise.
2509 2001-10-17 Michael Collison <collison@isisinc.net>
2511 * dsp16xx.c: Fix comment formatting to match GNU standards.
2512 (dsp16xx_output_function_prologue): Change type of 'size'
2513 parameter from 'int' to HOST_WIDE_INT.
2514 (dsp16xx_output_function_epilogue): Change type of 'size'
2515 parameter from 'int' to HOST_WIDE_INT.
2517 2001-10-16 Richard Henderson <rth@redhat.com>
2519 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2520 * configure, config.in: Rebuild.
2522 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2523 (ix86_output_addr_diff_elt): New.
2524 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2525 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2526 (JUMP_TABLES_IN_TEXT_SECTION): New.
2527 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2528 * config/i386/i386-protos.h: Update.
2530 * config/i386/386bsd.h, config/i386/beos-elf.h,
2531 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2532 config/i386/i386-interix.h, config/i386/i386elf.h,
2533 config/i386/linux.h, config/i386/netbsd-elf.h,
2534 config/i386/netbsd.h, config/i386/openbsd.h,
2535 config/i386/ptx4-i.h, config/i386/rtemself.h,
2536 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2537 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2539 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2541 * stmt.c (expand_asm_operands): Update commentary.
2543 2001-10-16 Stan Shebs <shebs@apple.com>
2545 * config/darwin.h (GCC_NAME): Remove, no longer used.
2546 (NO_MATH_LIBRARY): Ditto.
2547 (MATH_LIBRARY): Define to emptiness.
2548 (DWARF2_DEBUGGING_INFO): Define.
2549 (PREFERRED_DEBUGGING_TYPE): Define.
2550 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2551 (EXCEPTION_SECTION): Define.
2552 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2553 * config/darwin.c (darwin_encode_section_info): Handle case of
2554 DECL_INITIAL being error_mark_node.
2556 2001-10-16 Richard Henderson <rth@redhat.com>
2558 * alpha.c (current_file_function_operand): Don't fail for profiling.
2559 (direct_call_operand): New.
2560 * alpha-protos.h: Declare it.
2561 * alpha.h (EXTRA_CONSTRAINT): Use it.
2562 (PREDICATE_CODES): Add it.
2563 (ASM_OUTPUT_MI_THUNK): Remove.
2564 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2565 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2567 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2569 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2570 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2572 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2574 * cfg.c (free_edge): Break out from ....
2575 (remove_edge): ... here.
2576 (clear_edges): Use free_edge.
2578 * att.h (ASM_QUAD): Add comment.
2579 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2581 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2583 * i386.c (split_ti): New function.
2584 (ix86_split_to_parts): Support TImodes.
2585 * i386.h (VALID_INT_MODE_P): Add TImode.
2586 * i386.md (movdi splitter): Fix.
2587 (movti): Support 64bit integer registers.
2588 (movti_rex64): New function and splitter.
2590 * i386.c (*_cost): Add movsx/movzx cost.
2591 * i386.h (struct processor_costs): Add movsx/movzx fields.
2592 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2593 64bit operations require split on 64bit machine.
2594 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2596 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2597 (ix86_expand_move): Avoid pushes of memory if size does not match;
2598 move long constants to register.
2599 (x86_initialize_trampoline): Fix mode.
2600 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2601 Use ASM_QUAD on 64bit.
2602 * i386.md (test pattern): Disallow impossible constants.
2603 (tablejump PIC expander): Fix emitting of sum.
2604 (movdicc_rex64): Rename to movdicc.
2605 * linux64.h (LINK_SPEC): Add missing '%'.
2607 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2609 * tree-inline.c (inlinable_function_p): Leave it up to the
2610 front-end to turn -finline-functions into DECL_INLINE set for all
2613 2001-10-16 Stan Shebs <shebs@apple.com>
2615 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2617 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2619 * recog.c: Formatting and comment typo fixes.
2621 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2622 version in single tree build.
2623 * configure: Regenerate.
2625 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2627 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2628 MODE arguments to gen_rtx and compare operand with const0_rtx.
2630 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2632 * system.h: Poison old unused target macros.
2633 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2634 * config/stormy16/stormy16.c: Update references to obsolete macros.
2635 * config/stormy16/stormy16.h: Similarly.
2636 * config/stormy16/stormy16.md: Similarly.
2637 * config/cris/cris.h: Similarly.
2639 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2641 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2642 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2643 cpp_register_pragma): Update accordingly.
2645 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2647 * c-pragma.h (cpp_register_pragma_space): Remove.
2648 * cpplib.h (cpp_register_pragma_space): Remove.
2649 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2650 (cpp_register_pragma_space): Remove.
2651 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2653 (do_pragma): Similarly.
2654 (_cpp_init_internal_pragmas): Don't register namespaces.
2656 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2657 Don't register namespaces.
2658 * cp/lex.c (init_cp_pragma): Similarly.
2659 * doc/tm.texi: Update.
2661 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2664 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2666 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2668 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2669 add scheduling support.
2670 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2671 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2672 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2675 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2677 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2678 missing CONSTANT_P test in core GCC.
2680 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2682 * cppmain.c (struct printer): New member source.
2683 (scan_translation_unit): Fix spacing at start of lines.
2684 (cb_line_change): Update.
2686 * gcc.dg/cpp/spacing2.c: New test.
2688 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2690 * config/cris/arit.c: Use __builtin_labs, not abs.
2692 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2694 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2695 misplaced sprintf and fprintf argument.
2697 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2699 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2700 * configure.in, Makefile.in: Take out obsolete check-po logic.
2701 * configure, config.in: Regenerate.
2703 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2705 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2706 symtab declarations.
2708 2001-10-12 Stan Shebs <shebs@apple.com>
2710 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2711 declarations of arguments and local variables.
2713 2001-10-12 Christopher Faylor <cgf@redhat.com>
2715 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2716 ENDFILE_SPEC definition.
2718 2001-10-12 Kazu Hirata <kazu@hxi.com>
2720 * gthr-dce.h: Fix comment formatting.
2721 * gthr-posix.h: Likewise.
2722 * gthr-single.h: Likewise.
2723 * gthr-solaris.h: Likewise.
2724 * gthr-vxworks.h: Likewise.
2725 * gthr-win32.h: Likewise.
2727 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2729 * final.c (output_asm_insn): Make sure assembly dialects are
2730 terminated, not nested. Output `|' and `}' characters if they
2731 don't appear inside assembly dialect selection.
2732 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2733 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2734 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2735 strsetsi_rex_1): Add {} braces.
2737 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2739 * toplev.c (compile_file): Ignore return value from yyparse.
2740 Always pop any nested binding levels after yyparse returns.
2742 2001-10-11 Richard Henderson <rth@redhat.com>
2744 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2746 2001-10-11 Richard Henderson <rth@redhat.com>
2748 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2749 fall back to add_AT_long_long for large CONST_INT.
2751 2001-10-11 Richard Henderson <rth@redhat.com>
2753 * config/i386/i386.md (setcc splitters): Add four splitters to
2754 simplify compound compares that simplify_comparison can't handle.
2756 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2758 * cpplex.c (digraph_spellings, token_spellings): Make static.
2760 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2762 * unroll.c (loop_iterations): Fixup last patch.
2764 2001-10-11 Richard Henderson <rth@redhat.com>
2766 * rtl.h (REG_VTABLE_REF): New.
2767 * rtl.c (reg_note_name): Add it.
2768 * combine.c (distribute_notes): Handle it.
2769 * final.c (final_scan_insn): Handle it.
2770 * tree.def (VTABLE_REF): New.
2771 * expr.c (expand_expr): Handle it.
2772 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2773 * output.h: Declare them.
2775 2001-10-11 Richard Henderson <rth@redhat.com>
2777 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2780 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2782 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2783 available in 64-bit mode.
2785 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2787 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2788 cris-*-linux* cases.
2789 * config/cris/cris-protos.h: New file.
2790 * config/cris/cris.c: New file.
2791 * config/cris/cris.h: New file.
2792 * config/cris/cris.md: New file.
2793 * config/cris/linux.h: New file.
2794 * config/cris/aout.h: New file.
2795 * config/cris/arit.c: New file.
2796 * config/cris/cris_abi_symbol.c: New file.
2797 * config/cris/mulsi3.asm: New file.
2798 * config/cris/t-aout: New file.
2799 * config/cris/t-cris: New file.
2800 * config/cris/t-elfmulti: New file.
2801 * config/cris/t-linux: New file.
2802 * doc/invoke.texi: Add CRIS options.
2803 * doc/install.texi (Specific): Add blurb for CRIS.
2805 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2807 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2809 * config/float/i32.h: Likewise.
2810 * config/float-i386.h: Likewise.
2811 * config/float-i64.h: Likewise.
2812 * config/float-m68k.h: Likewise.
2813 * config/float-sh.h: Likewise.
2814 * config/float-sparc.h: Likewise.
2816 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2818 * doc/contrib.texi: Add note about CRIS port to my entry.
2820 2001-10-11 Kazu Hirata <kazu@hxi.com>
2822 * basic-block.h: Fix formatting.
2823 * bitmap.h: Likewise.
2824 * cpplib.h: Likewise.
2825 * c-tree.h: Likewise.
2826 * diagnostic.h: Likewise.
2827 * flags.h: Likewise.
2829 * longlong.h: Likewise.
2831 * reload.h: Likewise.
2835 2001-10-10 Richard Henderson <rth@redhat.com>
2837 * c-parse.in (asm_operand): Allow named operands.
2838 * genconfig.c (max_recog_operands): Set to 29.
2839 * local-alloc.c (requires_inout): Skip multiple digits.
2840 * recog.c (asm_operand_ok): Likewise.
2841 (preprocess_constraints): Use strtoul for matching constraints.
2842 (constrain_operands): Likewise.
2843 * regmove.c (find_matches): Likewise.
2844 * reload.c (find_reloads): Likewise.
2845 * stmt.c (parse_output_constraint): Don't reject in-out
2846 constraint on operands > 9. Reject '[' in constraint.
2847 (expand_asm_operands): Handle named operands. Use strtoul
2848 for matching constraints.
2849 (check_operand_nalternatives): Split out from expand_asm_operands.
2850 (check_unique_operand_names): New.
2851 (resolve_operand_names, resolve_operand_name_1): New.
2853 * doc/extend.texi (Extended Asm): Document named operands.
2854 * doc/md.texi (Simple Constraints): Document matching constraints
2857 2001-10-10 Richard Henderson <rth@redhat.com>
2859 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2861 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2862 (jcc splitters): Add two splitters to simplify compound compares
2863 that simplify_comparison can't handle.
2865 2001-10-10 Richard Henderson <rth@redhat.com>
2867 * langhooks.c: Include langhooks.h.
2868 * Makefile.in (langhooks.o): Depend on it.
2870 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2872 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2873 should not be considered as a no-op.
2874 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2876 2001-10-10 Stan Shebs <shebs@apple.com>
2878 * alias.c: Remove uses of "register" specifier in declarations
2879 of arguments and local variables.
2880 * c-common.c: Ditto.
2881 * c-convert.c: Ditto.
2883 * c-format.c: Ditto.
2884 * c-semantics.c: Ditto.
2885 * c-typeck.c: Ditto.
2886 * caller-save.c: Ditto.
2889 * cfgbuild.c: Ditto.
2891 * collect2.c: Ditto.
2895 * cppfiles.c: Ditto.
2898 * defaults.h: Ditto.
2900 * dwarf2out.c: Ditto.
2901 * dwarfout.c: Ditto.
2902 * emit-rtl.c: Ditto.
2907 * fix-header.c: Ditto.
2908 * floatlib.c: Ditto.
2910 * fold-const.c: Ditto.
2911 * function.c: Ditto.
2914 * gen-protos.c: Ditto.
2915 * genattrtab.c: Ditto.
2916 * gencheck.c: Ditto.
2917 * genconfig.c: Ditto.
2919 * genextract.c: Ditto.
2920 * genflags.c: Ditto.
2921 * gengenrtl.c: Ditto.
2922 * genoutput.c: Ditto.
2924 * genrecog.c: Ditto.
2925 * gensupport.c: Ditto.
2929 * haifa-sched.c: Ditto.
2930 * hard-reg-set.h: Ditto.
2932 * integrate.c: Ditto.
2935 * local-alloc.c: Ditto.
2937 * mips-tdump.c: Ditto.
2938 * mips-tfile.c: Ditto.
2941 * print-rtl.c: Ditto.
2942 * read-rtl.c: Ditto.
2945 * reg-stack.c: Ditto.
2946 * regclass.c: Ditto.
2951 * resource.c: Ditto.
2955 * sched-deps.c: Ditto.
2956 * sched-rgn.c: Ditto.
2958 * simplify-rtx.c: Ditto.
2960 * stor-layout.c: Ditto.
2967 * xcoffout.c: Ditto.
2969 2001-10-10 Richard Henderson <rth@redhat.com>
2971 * rtl.h (can_reverse_comparison_p): Remove.
2973 2001-10-10 Christopher Faylor <cgf@redhat.com>
2975 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2978 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2980 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2981 (Thanks to Chris Faylor for suggesting macro name).
2982 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2984 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2985 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2986 (MATH_LIBRARY): Undef before definition.
2987 (OUTPUT_QUOTED_STRING): Likewise.
2988 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2990 2001-10-10 Richard Henderson <rth@redhat.com>
2992 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2993 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2994 a tristate comparison value.
2995 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2997 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3000 * unroll.c (loop_iterations): Ignore insns generated by loop
3003 * config.gcc (mips*-*-gnu*): Delete support.
3004 * config/mips/gnu.h: Remove.
3006 2001-10-10 Kazu Hirata <kazu@hxi.com>
3008 * calls.c: Fix formatting.
3009 * c-decl.c: Likewise.
3010 * cfgcleanup.c: Likewise.
3011 * combine.c: Likewise.
3012 * cppfiles.c: Likewise.
3013 * cpplib.c: Likewise.
3014 * cppmacro.c: Likewise.
3015 * crtstuff.c: Likewise.
3017 * dwarf2out.c: Likewise.
3018 * expmed.c: Likewise.
3020 * fold-const.c: Likewise.
3021 * function.c: Likewise.
3023 * genattrtab.c: Likewise.
3024 * ggc-page.c: Likewise.
3025 * integrate.c: Likewise.
3026 * libgcc2.c: Likewise.
3028 * optabs.c: Likewise.
3029 * profile.c: Likewise.
3030 * protoize.c: Likewise.
3032 * recog.c: Likewise.
3033 * reload1.c: Likewise.
3034 * reload.c: Likewise.
3035 * reorg.c: Likewise.
3036 * resource.c: Likewise.
3037 * sched-rgn.c: Likewise.
3038 * sdbout.c: Likewise.
3040 * toplev.c: Likewise.
3041 * varasm.c: Likewise.
3043 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3045 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3046 * Makefile.in (langhooks.o): Add dependencies.
3048 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3050 * rs6000.c (rs6000_emit_load_toc_table): Don't
3051 strdup the toc label.
3052 (create_TOC_reference): Likewise.
3054 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3056 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3059 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3061 * config/i386/i386.c (ix86_attribute_table): Correct
3062 min_len, max_len fields for dllimport, dllexport and shared.
3064 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3066 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3067 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3068 Consistently use "nonzero" instead of "non-zero".
3070 2001-10-09 Kazu Hirata <kazu@hxi.com>
3072 * acconfig.h: Fix comment formatting.
3073 * c-dump.h: Likewise.
3074 * c-tree.h: Likewise.
3075 * conditions.h: Likewise.
3077 * function.h: Likewise.
3079 * hwint.h: Likewise.
3080 * integrate.h: Likewise.
3083 * optabs.h: Likewise.
3085 2001-10-09 Kazu Hirata <kazu@hxi.com>
3087 * c-common.h: Fix comment formatting.
3088 * c-dump.c: Likewise.
3090 * diagnostic.h: Likewise.
3091 * except.c: Likewise.
3093 * gcov-io.h: Likewise.
3094 * genattrtab.c: Likewise.
3095 * output.h: Likewise.
3096 * predict.h: Likewise.
3097 * reload1.c: Likewise.
3098 * reload.h: Likewise.
3099 * resource.h: Likewise.
3101 * system.h: Likewise.
3103 * tree-inline.c: Likewise.
3104 * tsystem.h: Likewise.
3105 * varasm.c: Likewise.
3106 * xcoffout.h: Likewise.
3108 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3110 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3112 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3114 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3115 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3116 config/i386/netware.h, config/mcore/gfloat.h,
3117 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3118 config/netware.h, gccbug.in: Update FSF address.
3120 2001-10-09 Kazu Hirata <kazu@hxi.com>
3122 * c-common.c: Fix comment typos.
3123 * cfgrtl.c: Likewise.
3124 * collect2.c: Likewise.
3125 * cpplex.c: Likewise.
3126 * doloop.c: Likewise.
3127 * dwarf2out.c: Likewise.
3128 * dwarfout.c: Likewise.
3130 * fold-const.c: Likewise.
3134 * global.c: Likewise.
3135 * ifcvt.c: Likewise.
3137 * optabs.c: Likewise.
3138 * protoize.c: Likewise.
3139 * regclass.c: Likewise.
3140 * reorg.c: Likewise.
3144 * doc/cpp.texi: Likewise.
3145 * doc/c-tree.texi: Likewise.
3146 * doc/extend.texi: Likewise.
3147 * doc/invoke.texi: Likewise.
3148 * doc/objc.texi: Likewise.
3149 * doc/tm.texi: Likewise.
3151 2001-10-08 Richard Henderson <rth@redhat.com>
3153 * varasm.c (set_named_section_flags): Initialize "declared".
3155 2001-10-08 Robert Lipe <robertlipe@usa.net>
3157 * varasm.c (struct in_named_entry): Add declared.
3158 (named_section_first_declaration): New function.
3159 (default_elf_asm_named_section): Use it.
3160 * output.h (named_section_first_declaration): New.
3162 2001-10-08 Richard Henderson <rth@redhat.com>
3164 * i386.md (movsi_xor): Export.
3165 (setcc peep2): Use it when available; add an alternative to
3166 match zero_extendhisi2_and.
3168 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3170 * romp-protos.h (romp_initialize_trampoline): New function.
3171 * romp.c (romp_initialize_trampoline): Likewise.
3172 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3173 romp_initialize_trampoline.
3175 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3177 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3178 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3179 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3180 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3182 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3184 * unroll.c (loop_iterations): Extend check for multiple back edges.
3186 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3188 * langhooks.h: New file.
3189 * Makefile.in (OBJS): Added langhooks.o.
3190 (c-lang.o): Depend on langhooks.h.
3191 (c-common.o): Don't depend on tree-inline.h.
3192 (tree-inline.o): Depend on toplev.h.
3193 (langhooks.o): New rule.
3194 * c-common.c: Don't include tree-inline.h.
3195 (c_mark_lang_decl): Mark argument c as unused.
3196 (c_common_lang_init): Don't initialize hooks here.
3197 * c-lang.c: Include langhooks.h, then override some macros.
3198 (lang_hooks): Initialize with macros in langhooks.h.
3199 (c_init): Don't initialize hooks here.
3200 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3201 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3202 * tree-inline.c: Include toplev.h. Don't define hook variables.
3203 * tree-inline.h: Don't define hook types nor declare hook
3204 variables. Move macros to...
3205 * langhooks.c: ... new file, as functions. Adjust all callers.
3207 2001-10-08 Jeffrey A Law <law@cygnus.com>
3209 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3210 purge_mem_unchanging_flag on all instructions, not just on those
3211 before NOTE_INSN_FUNCTION_BEG.
3213 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3215 * cppmacro.c (_cpp_create_definition): Leave comments off.
3217 * doc/cpp.texi: Update.
3219 2001-10-08 DJ Delorie <dj@redhat.com>
3221 * c-decl.c (grokfield): Make sure the only unnamed fields
3222 we're allowing are either structs or unions.
3223 * doc/extend.texi: Add documentation for the unnamed field
3226 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3228 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3229 * configure.in: Use it.
3230 * configure: Regenerated.
3231 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3232 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3234 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3236 * cppfiles.c (open_file): Don't mark zero-length files
3237 never-reread here. Don't output diagnostics here either.
3238 (stack_include_file): Mark them never-reread here.
3239 (_cpp_read_file): Update.
3241 2001-10-08 Richard Henderson <rth@redhat.com>
3243 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3245 2001-10-08 Richard Henderson <rth@redhat.com>
3247 * expr.c (store_expr): When converting a CONST_INT for storage
3248 in a SUBREG, convert it to both SUBREG modes before stripping
3251 2001-10-08 Richard Henderson <rth@redhat.com>
3253 * varasm.c (restore_varasm_status): New.
3254 * function.h: Declare it.
3255 * function.c (pop_function_context_from): Call it.
3257 2001-10-08 Richard Henderson <rth@redhat.com>
3259 * c-common.h (struct c_lang_decl): Add declared_inline.
3260 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3261 * c-lang.c (c_disregard_inline_limits): Use it.
3262 * c-decl.c (duplicate_decls): Likewise.
3263 (pushdecl, redeclaration_error_message): Likewise.
3264 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3265 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3266 Set DECL_INLINE if -finline-functions.
3267 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3269 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3271 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3272 in enter_macro_context. Create a padding token in its own context
3273 if necessary when the search for '(' fails.
3274 (enter_macro_context): Update.
3276 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3278 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3279 genmultilib, toplev.c: Fix spelling errors of "separate" as
3280 "seperate", and corresponding spelling errors of related words.
3282 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3284 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3285 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3287 * c-dump.c (dump_option_value_info): Likewise.
3288 * c-format.c (format_length_info, format_char_info,
3289 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3290 * collect2.c (names): Likewise.
3291 * cppdefault.h (default_include): Likewise.
3292 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3293 * flow.c (life_analysis): Likewise.
3294 * gcc.c (dir_separator_str, modify_target, option_map,
3295 target_option_translations, spec_list_1, extra_specs_1,
3296 init_spec): Likewise.
3297 * gcov.c (gcov_version_string): Likewise.
3298 * genattr.c (write_units): Likewise.
3299 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3300 * gengenrtl.c (rtx_definition, defs): Likewise.
3301 * genrecog.c (pred_table): Likewise.
3302 * global.c (global_alloc): Likewise.
3303 * lcm.c (optimize_mode_switching): Likewise.
3304 * local-alloc.c (find_free_reg): Likewise.
3305 * params.h (param_info): Likewise.
3306 * predict.c (predictor_info): Likewise.
3307 * protoize.c (unexpansion_struct): Likewise.
3308 * real.c (bmask): Likewise.
3309 * recog.h (insn_operand_data, insn_data): Likewise.
3310 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3311 * stmt.c (expand_nl_goto_receiver): Likewise.
3312 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3313 target_switches, target_options): Likewise.
3314 * tradcif.y (token, tokentab2, yylex): Likewise.
3315 * tree.h (attribute_spec): Likewise.
3317 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3319 * arc.c (arc_output_function_epilogue): Likewise.
3320 * arm.c (processors, all_cores, all_architectures,
3321 arm_override_options, isr_attribute_arg, isr_attribute_args,
3322 arm_isr_value): Likewise.
3323 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3325 * c4x.c (c4x_int_reglist): Likewise.
3326 * d30v.c (override_options): Likewise.
3327 * h8300.c (shift_insn): Likewise.
3328 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3329 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3330 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3331 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3332 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3333 * i386.h (processor_costs, ix86_cost): Likewise.
3334 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3335 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3336 * m68k.c (codes_68881, codes_FPA): Likewise.
3337 * m88k.c (mode_from_align, max_from_align, all_from_align,
3338 best_from_align, m_options): Likewise.
3339 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3340 * mcore.c (mode_from_align): Likewise.
3341 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3342 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3343 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3344 * mips.h (mips_regno_to_class): Likewise.
3345 * ns32k.c (scales): Likewise.
3346 * pa.c (import_string, magic_milli): Likewise.
3347 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3348 * sparc.c (leaf_reg_remap, sparc_override_options,
3349 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3351 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3353 2001-10-07 Dale Johannesen <dalej@apple.com>
3355 * reload1.c (reload_reg_free_p): Teach register interference
3356 checking that multiple output reloads are emitted in
3358 reload1.c (reload_reg_reaches_end_p): Ditto.
3359 reload1.c (reloads_conflict): Ditto.
3361 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3363 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3364 NULL_TREE inside @code.
3366 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3368 * doc/gcc.texi: Document consistent style of "32-bit",
3369 "Objective-C", and "@code{NULL}".
3371 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3373 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3374 (cpp_token_len, cpp_spell_token, cpp_output_token,
3375 _cpp_equiv_tokens): Handle it.
3376 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3377 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3378 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3381 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3383 * gcc.c (default_compilers): Remove .ada.
3385 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3387 * doc/cppinternals.texi: Update.
3389 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3391 * gcc.c (main): Set this_file_error if the appropriate
3392 compiler for a language has not been installed.
3394 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3396 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3398 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3400 * gccbug.in (CATEGORIES): Add ada.
3402 2001-10-05 Catherine Moore <clm@redhat.com>
3404 * config/stormy16/stormy-abi: Document abi changes.
3405 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3406 (ICALL_REGS): New register class.
3407 (NUM_ARGUMENT_REGISTERS): Now 6.
3408 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3410 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3411 * config/stormy16.md (call_internal, call_value_internal,
3412 indirect_jump): Use new 'z' constraint.
3414 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3416 * doc/cppinternals.texi: Update.
3418 2001-10-05 Richard Henderson <rth@redhat.com>
3420 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3421 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3422 the gas section-name-as-label feature.
3424 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3426 * doc/cppinternals.texi: Update.
3428 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3430 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3431 to ensure valid SImode constants.
3433 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3435 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3436 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3437 * c-decl.c: Include tree-inline.h.
3438 (c_expand_body): Call optimize_inline_calls. Determine whether
3439 a function is inlinable upfront, and only clear
3440 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3441 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3442 (c_disregard_inline_limits): New function.
3443 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3444 (c_post_options): Enable tree inlining if inlining is enabled.
3445 Don't inline trees when instrumenting functions.
3446 (c_init): Initialize lang_disregard_inline_limits and
3447 lang_cannot_inline_tree_fn.
3448 * tree-inline.c (initialize_inlined_parameters): Handle calls
3449 with fewer arguments than declared parameters, and fewer
3450 parameters than passed arguments. Don't assume value is a
3452 (declare_return_variable): Convert return value back to the
3453 original type, if it was promoted.
3454 (tree_inlinable_function_p): New function.
3455 (inlinable_function_p): Don't look at DECL_INLINE if we're
3456 inlining all functions. Make it work with a NULL id.
3457 Re-check DECL_UNINLINABLE after language-specific checks.
3458 * tree-inline.h (tree_inlinable_function_p): Declare it.
3459 * integrate.c (save_for_inline): Don't bother to prepare argvec
3461 * cse.c (check_for_label_ref): Don't check deleted labels.
3463 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3464 * tree-inline.c: Include headers needed for the functions moved in.
3465 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3466 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3467 (copy_body, initialize_inlined_parameters): Likewise.
3468 (declare_return_variable, inlinable_function_p): Likewise.
3469 (expand_call_inline, expand_calls_inline): Likewise.
3470 (optimize_inline_calls, clone_body): Likewise.
3471 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3472 (copy_tree_r, remap_save_expr): Likewise.
3474 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3476 * Makefile.in (OBJS): Added tree-inline.o.
3477 (c-common.o): Depend on tree-inline.h.
3478 (tree-inline.o): New target.
3479 * c-common.c: Include tree-inline.h.
3480 (c_mark_lang_decl): Don't mark saved_tree.
3481 (c_common_lang_init): Set lang_anon_aggr_type_p.
3482 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3483 (struct c_lang_decl): Moved saved_tree to tree_decl.
3484 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3485 * integrate.h (function_attribute_inlinable_p): Declare it.
3486 * integrate.c (function_attribute_inlinable_p): Export it.
3487 * tree-inline.c: New file. Define variables declared in...
3488 * tree-inline.h: New file. Declare functions to be moved to
3489 tree-inline.c. Define macros and declare types and hooks for
3490 language-specific tree inlining.
3491 (flag_inline_trees): Moved definition from cp/decl2.c.
3492 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3493 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3494 (struct tree_decl): Moved saved_tree from c_lang_decl and
3495 inlined_fns from C++'s lang_decl.
3497 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3499 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3500 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3502 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3504 * doc/cppinternals.texi: Update.
3506 2001-10-04 Eric Christopher <echristo@redhat.com>
3508 * config/mips/mips.c (init_cumulative_args): Remember to set
3510 * config.gcc: Redo linux configuration. Add target_cpu_default
3511 of soft-float to all mipsisa32 combinations and tx39.
3512 * config/mips/linux.h: Remove include of mips.h.
3514 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3516 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3517 HOST_LDFLAGS and HOST_CPPFLAGS.
3519 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3521 * c-parse.in (objc_inherit_code, objc_pq_context,
3522 objc_public_flag): Make static.
3523 (objc_interface_context, objc_implementation_context,
3524 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3525 global tree array in objc/objc-act.[ch].
3526 (methoddef): Remove unnecessary code.
3528 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3529 Hoist struct definitions to objc-act.h.
3530 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3531 cat_count): Place declaration in objc-act.h.
3532 (objc_tree_index): Move enumeration to objc-act.h.
3533 (objc_global_trees): Place declaration and macro accessors in
3535 (implementation_context): Remove duplicate; use
3536 objc_implementation_context instead:
3537 (method_context): Remove duplicate; use objc_method_context
3539 (objc_ellipsis_node, objc_method_prototype_template,
3540 implemented_classes, function_type): Move global vars to
3542 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3543 (build_message_expr): Move actual construction of ObjC message
3544 send nodes to finish_message_expr.
3545 (finish_message_expr): New routine, contains code formerly in
3547 * objc/objc-act.h (finish_message_expr): New prototype.
3548 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3549 declarations; these vars are now part of objc_global_trees.
3550 (objc_tree_index, objc_global_trees): Move definitions from
3552 * objc/objc-tree.def: Update copyright info.
3554 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3556 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3558 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3559 only if TARGET_ARCH64.
3561 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3563 * doc/extend.texi: Fix some problems with previous checkin.
3564 * doc/invoke.texi: Likewise.
3566 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3568 * cpphash.h: Update comments.
3569 (cpp_context): Update.
3570 (spec_nodes): Remove n__Pragma.
3571 * cppinit.c (cpp_create_reader): Update.
3572 (builtin_array): Add _Pragma.
3573 * cpplib.h: Update comments.
3574 (NODE_DISABLED, BT_PRAGMA): New.
3575 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3576 * cppmacro.c (struct cpp_macro): Remove disabled.
3577 (builtin_macro): Return int, handle _Pragma, push the new token
3578 on the context stack.
3579 (funlike_invocation_p): Unconstify, update.
3580 (enter_macro_context): Handle builtins here.
3581 (replace_args, push_token_context, push_ptoken_context):
3582 Update for prototype changes.
3583 (_cpp_pop_context): Update.
3584 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3585 (cpp_sys_macro_p): Update.
3586 (_cpp_free_definition): Clear disabled flag.
3587 (_cpp_create_definition): Upate.
3588 * cppmain.c: Update comments.
3590 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3591 Andreas Jaeger <aj@suse.de>,
3592 Jan Hubicka <jh@suse.cz>
3594 * doc/invoke.texi (i386 Options): Document x86-64 options.
3595 (i386 and x86-64 Options): Rename i386 options section.
3597 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3598 (TARGET_SWITCHES): Add -munwind-info.
3599 (MASK_NO_UNWIND_INFO): New.
3600 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3602 (ASM_OUTPUT_DOUBLE_INT): New.
3604 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3605 * config.gcc: Fix tm_file settings for x86-64.
3606 * config/i386/x86-64.h: New file with OS independent x86-64
3608 * config/i386/biarch64.h: New file used to configure compiler
3609 to biarch/64bit compilation.
3611 * config/i386/i386.c: (override_options): Set flags default
3612 for 64bit compilation.
3614 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3616 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3617 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3618 constants on x86_64.
3619 (ix86_attr_length_immediate_default): Support MODE_DI.
3620 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3622 (indirect_jump, tablejump): Turn into expander.
3624 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3626 * c-common.c (c_format_attribute_table): Make format and
3627 format_arg attributes apply to function types rather than to
3629 (is_valid_printf_arglist): Construct an attribute list and pass
3630 that to check_function_format rather than a name.
3631 * c-common.h (check_function_format): Adjust prototype.
3632 * c-decl.c (duplicate_decls): Preserve attributes from type of
3633 built-in decl when allowing for harmless conflict in types.
3634 * c-format.c (record_function_format,
3635 record_international_format, function_format_list,
3636 international_format_info, international_format_list): Remove.
3637 (function_format_info): Remove next, name and assembler_name.
3638 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3639 (decode_format_attr): New.
3640 (handle_format_attribute): Handle receiving a type rather than a
3641 decl. Call decode_format_attr. Store format information in a
3642 function_format_info.
3643 (handle_format_arg_attribute): Correct comment. Handle receiving
3644 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3646 (check_format_info_recurse, check_format_info_main): Take argument
3647 numbers as unsigned HOST_WIDE_INT.
3648 (check_function_format): Take a list of attributes from the
3649 function type rather than a name or assembler name. Check for
3650 format attributes in that list and the attributes on the type of
3651 the current function rather than looking through
3652 function_format_list.
3653 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3655 (check_format_info_recurse): Take format_arg attributes from the
3656 type of the function calls rather than using
3657 international_format_list. Allow for multiple format_arg
3659 * c-typeck.c (build_function_call): Pass type attributes to
3660 check_function_format rather than name or assembler name. Don't
3661 require there to be a name or assembler name to check formats.
3663 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3665 * attribs.c (decl_attributes): Possibly call
3666 insert_default_attributes to insert default attributes on
3667 functions in a lazy manner.
3668 * builtin-attrs.def: New file; define the default format and
3669 format_arg attributes.
3670 * c-common.c (c_format_attribute_table): Move to earlier in the
3672 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3673 (enum built_in_attribute, built_in_attributes,
3674 c_attrs_initialized, c_init_attributes,
3675 c_common_insert_default_attributes): New.
3676 (c_common_lang_init): Don't initialize format_attribute_table. Do
3677 call c_init_attributes.
3678 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3679 * c-common.h (init_function_format_info): Don't declare.
3680 (c_common_insert_default_attributes): Declare.
3681 * c-decl.c (implicitly_declare, builtin_function): Call
3683 (init_decl_processing): Don't call init_function_format_info.
3684 (insert_default_attributes): New.
3685 * c-format.c (handle_format_attribute,
3686 handle_format_arg_attribute): Be quiet about inappropriate
3687 declaration when applying default attributes.
3688 (init_function_format_info): Remove.
3689 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3690 (insert_default_attributes): Declare.
3692 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3694 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3696 2001-10-01 Jim Wilson <wilson@redhat.com>
3698 * sched-deps.c (add_dependence): When elide conditional dependence,
3699 check that insn doesn't modify cond2.
3701 2001-10-01 Dale Johannesen <dalej@apple.com>
3703 * config/rs6000/rs6000.h (enum processor_type): Add support
3704 for 7400 (G4) and 7450.
3706 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3707 (rs6000_issue_rate): Ditto.
3708 (rs6000_adjust_cost): Fix cycle counts for compares.
3709 (debug_stack_info): Fix an obvious typo.
3710 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3711 * doc/invoke.texi: Document.
3712 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3714 (PROCESSOR_DEFAULT): Ditto.
3716 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3718 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3719 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3720 later recursive make invocation.
3722 2001-10-01 Hans Boehm <boehm@acm.org>
3724 * optabs.c (emit_libcall_block): When using non-call exceptions,
3725 don't add REG_LIBCALL reg notes to trapping calls.
3727 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3729 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3730 (propagate_one_insn): Update for above change
3732 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3734 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3735 _Unwind_GetTextRelBase): Argument is unused.
3737 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3739 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3740 Loop through NOPs, placeholders, and components.
3741 Don't go through NOPs if change mode.
3742 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3743 * emit-rtl.c (set_mem_alias_set): Enable check.
3744 * expr.c (find_placeholder): New function.
3745 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3746 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3747 to modify it and avoid unneeded copies.
3748 * expr.h (expand_expr): Always define.
3749 (find_placeholder): New declaration.
3751 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3753 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3754 operand 2 is the stack pointer.
3755 ("addr-peephole"): Fix address computation peephole when operand 2
3756 is the stack pointer.
3758 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3760 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3761 (ix86_setup_incoming_varargs): Likewise.
3763 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3765 * stor-layout.c (layout_type): Don't complain about too-large
3768 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3770 * function.c (keep_stack_depressed): Don't use delete_insn.
3772 * expr.h (set_mem_alias_set): Move decl to here.
3773 * rtl.h (mem_attrs): New typedef and struct.
3774 (union rtunion_def): Add field for mem_attrs.
3775 (X0MEMATTR, MEM_ATTRS): New macros.
3776 (MEM_ALIAS_SET): Use MEM_ATTRS.
3777 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3778 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3779 (set_mem_alias_set): Delete decl from here.
3781 * alias.c (set_mem_alias_set): Delete from here.
3782 * emit-rtl.c (mem_attrs_htab): New variable.
3783 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3784 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3785 (mem_attrs_mark, get_mem_attrs): Likewise.
3786 (gen_rtx_MEM): Clear MEM_ATTRS.
3787 (set_mem_attributes): Move to here.
3788 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3789 (init_emit_once): const_int_htab now deletable htab.
3790 Initialize mem_attrs_htab.
3791 * explow.c (set_mem_attributes): Delete from here.
3792 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3793 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3794 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3795 * reload1.c (reload): Rework changing REG to MEM.
3797 2001-09-30 H.J. Lu <hjl@gnu.org>
3799 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3800 * config.in: Rebuild.
3802 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3804 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3805 ("tsthi_1"): Avoid allocation in register y.
3806 ("*movqi_68hc12"): Reorganize and fix constraints.
3807 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3808 ("addqi3"): Likewise.
3809 ("addhi3"): Fix constraints.
3810 ("*logicalhi3_zexthi"): Disparage soft registers.
3812 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3814 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3817 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3819 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3820 that we use setjmp/longjmp exceptions.
3822 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3824 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3825 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3826 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3827 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3828 (_cpp_extend_buff, BUFF_ROOM): Update.
3829 (_cpp_append_extend_buff): New.
3830 (struct cpp_reader): Remove macro_pool, add a_buff.
3831 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3833 (cpp_destroy): Free a_buff instead of macro_pool.
3834 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3835 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3836 _cpp_pool_alloc, ): Remove.
3837 (parse_number, parse_string): Update use of _cpp_extend_buff.
3838 (_cpp_extend_buff): Update.
3839 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3840 * cpplib.c (glue_header_name, parse_answer):
3841 Update use of _cpp_extend_buff.
3842 (cpp_register_pragma, cpp_register_pragma_space): Use
3844 (do_assert, do_unassert): Check for EOL, update.
3845 * cppmacro.c (stringify_arg, collect_args): Update to use
3846 _cpp_extend_buff and _cpp_append_extend_buff.
3847 (save_parameter, parse_params, alloc_expansion_token,
3848 _cpp_create_definition): Rework memory management.
3850 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3852 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3853 update md_exec_prefix.
3854 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3857 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3859 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3860 (SELECT_CC_MODE): Use s390_select_ccmode.
3861 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3862 * config/s390/s390.c (s390_select_ccmode): New.
3863 (s390_match_ccmode): Add CCLmode.
3864 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3865 (output_branch_condition, output_inverse_branch_condition): Removed.
3866 (print_operand): Use s390_branch_condition_mnemonic.
3867 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3868 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3869 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3871 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3872 when converting conditional branches to far branches.
3873 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3874 cmpint_di): Use CCSmode instead of CCUmode.
3876 * config/s390/s390.c (legitimate_la_operand_p): New.
3877 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3878 * config/s390/s390.md (movsi): Convert load address patterns to
3879 arithmetic operations when necessary.
3880 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3881 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3882 (*do_la_reg_0): Don't use before reload.
3884 * config/s390/s390.c (legitimize_address): Make more efficient
3885 use of two-register addressing mode.
3887 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3888 with -mno-backchain in some corner cases.
3890 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3892 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3894 * reload.c (find_reloads): Mark new USE insns with QImode.
3895 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3896 find_reloads_subreg_address): Likewise.
3897 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3899 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3901 (reload): Make sure there are no USEs with mode other than
3902 VOIDmode. At the end, remove those marked with QImode.
3904 2001-09-29 Per Bothner <per@bothner.com>
3906 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3907 * Makefile.in (includedir): Rename to local_includedir.
3908 (includedir): Define as $(prefix)/include.
3909 * config.in (PREFIX_INCLUDE_DIR): New variable.
3910 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3912 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3914 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3916 * doc/extend.texi (Vector Extensions): New node.
3917 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3918 i386 -mmmx, -msse, -m3dnow.
3920 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3922 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3924 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3926 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3928 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3930 2001-09-28 Richard Henderson <rth@redhat.com>
3932 * varasm.c (assemble_integer): Bound alignment check by
3935 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3937 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3939 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3941 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3943 Mostly from Graham Stott <grahams@redhat.com>
3944 * c-common.c (type_for_mode): Add support for V2SFmode.
3945 * tree.c (build_common_tree_nodes_2): Likewise.
3946 * tree.h (enum tree_index, global_trees): Likewise.
3947 * config/i386/i386.c (x86_3dnow_a): New variable.
3948 (override_options): Support 3Dnow extensions.
3949 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3950 Athlon's version of 3Dnow.
3951 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3952 (ix86_expand_builtin): Handle them.
3953 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3954 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3955 TARGET_3DNOW_A): New macros.
3956 (TARGET_SWITCHES): Add 3Dnow switches.
3957 (VALID_MMX_REG_MODE_3DNOW): New macro.
3958 (VECTOR_MODE_SUPPORTED_P): Use it.
3959 (enum ix86_builtins): Add entries for 3Dnow builtins.
3960 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3961 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3962 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3963 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3964 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3965 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3966 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3967 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3968 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3969 sfence_insn, prefetch): Make these available if TARGET_SSE or
3972 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3974 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3975 ix86_va_start, ix86_build_va_list): Declare.
3976 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3977 ix86_va_start, ix86_build_va_list): New global functions.
3978 * i386.md (sse_prologue_save_insn): New insn.
3979 (sse_prologue_save): New expander.
3980 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3981 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3983 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3985 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3986 Use size_t everywhere, make definitions consistent with
3989 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3991 * gcse.c (replace_store_insn): Use delete_insn.
3992 * loop.c (move_movables): Likewise; avoid delete_insn
3993 from clobbering notes moved elsewhere.
3994 (check_dbra_loop): Use delete_insn.
3995 * ssa.c (convert_from_ssa): Likewise.
3996 * cse.c (cse_insn): Use delete_insn.
3998 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4000 * cpphash.h (struct cpp_buff): Make unsigned.
4001 (_cpp_get_buff): Take length of size_t.
4002 (_cpp_unaligned_alloc): New.
4003 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4004 (struct cpp_reader): Remove ident_pool. Add u_buff.
4005 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4006 (cpp_destroy): Destroy u_buff, not ident_pool.
4007 * cpplex.c (parse_number, parse_string, save_comment,
4008 cpp_token_as_text): Update to use the unaligned buffer.
4009 (new_buff): Make unsigned.
4010 (_cpp_unaligned_alloc): New.
4011 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4012 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4014 (collect_args): Make unsigned.
4016 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4018 * cpplex.c (cpp_output_token): Use a putc loop for
4019 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4021 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4022 * configure, config.in: Regenerate.
4023 * system.h: Replace fwrite and fprintf with their unlocked
4024 variants if available.
4026 2001-09-27 Richard Henderson <rth@redhat.com>
4028 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4029 in favour of .eh_frame.
4031 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4033 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4035 (LIBCALL_VALUE): Likewise.
4037 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * cpphash.h: Update comment.
4040 * cpplex.c: Update comments.
4041 (_cpp_can_paste): Remove.
4042 * cpplib.h (_cpp_can_paste): Remove.
4043 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4044 lexer rather than _cpp_can_paste.
4046 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4048 * doc/cppinternals.texi: Update.
4050 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4052 * cpphash.h (struct cpp_pool): Remove locks and locked.
4053 (struct cpp_context): Add member buff.
4054 (struct cpp_reader): Remove member argument_pool.
4055 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4056 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4057 * cpplex.c (chunk_suitable): Remove pool argument.
4058 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4059 (new_buff, _cpp_extend_buff): Update.
4060 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4061 which buffer is returned.
4062 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4063 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4064 * cppmacro.c (lock_pools, unlock_pools): Remove.
4065 (push_ptoken_context): Take a _cpp_buff.
4066 (enter_macro_context): Pool locking removed.
4067 (replace_args): Use a _cpp_buff for the replacement list with
4069 (push_token_context): Clear buff.
4070 (expand_arg): Use _cpp_pop_context.
4071 (_cpp_pop_context): Free a context's buffer, if any.
4073 2001-09-26 DJ Delorie <dj@redhat.com>
4075 * c-typeck.c (digest_init): Check for sizeless arrays.
4077 2001-09-26 Richard Henderson <rth@redhat.com>
4079 * optabs.c (init_one_libfunc): Create a dummy function type
4080 instead of using error_mark_node.
4082 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4084 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4085 _cpp_extend_buff, _cpp_free_buff): New.
4086 (struct cpp_reader): New member free_buffs.
4087 * cppinit.c (cpp_destroy): Free buffers.
4088 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4089 _cpp_extend_buff, _cpp_free_buff): New.
4090 * cpplib.h (struct cpp_options): Remove unused member.
4091 * cppmacro.c (collect_args): New. Combines the old parse_arg
4092 and parse_args. Use _cpp_buff for memory allocation.
4093 (funlike_invocation_p, replace_args): Update.
4095 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4097 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4099 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4101 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4103 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4105 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4108 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4109 Jim Wilson <wilson@redhat.com>
4111 * doc/install.texi (Specific, ia64-*-linux): Document.
4113 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4115 * Makefile.in (cfgrtl.o): Add.
4116 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4117 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4118 free_aux_for_edge): Declare.
4120 (HAVE_return): Undefine.
4121 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4122 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4123 free_aux_for_edge): New global functions.
4124 (first_delete_block): New static variable.
4125 (init_flow): Clear first_delete_block.
4126 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4127 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4128 try_redirect_by_replacing_jump, last_loop_beg_note,
4129 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4130 delete_insn, delete_insn_chain, create_basic_block_structure,
4131 create_basic_block, flow_delete_block, compute_bb_for_insn,
4132 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4133 set_block_for_new_insns, split_block, merge_blocks_nomove,
4134 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4135 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4136 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4137 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4138 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4139 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4140 purge_all_dead_edges): Move to ....
4141 * cfgrtl.c: New file; .... Here.
4143 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4144 (reroder_basic_block): Use alloc_aux_for_blocks.
4145 * predict.c (estimate_bb_frequencies): Likewise; use
4146 alloc_aux_for_edges.
4147 * profile.c (compute_branch_probabilities): Likewise.
4148 (branch_prob): Likewise.
4149 * reg-stack.c (reg_to_stack): Likewise.
4151 * emit-rtl.c (emit_insns_after): Never return NULL.
4153 * basic-block.h (set_block_for_new_insns): Delete.
4154 * cfgrtl.c (set_block_for_new_insns): Delete.
4156 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4157 calls when crossjumping.
4159 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4160 * unroll.c (copy_loop_body): Use delete_insn.
4162 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4163 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4164 keep_stack_depressed): Likewise.
4165 * gcse.c (cprop_cc0_jump): Likewise.
4166 * local-alloc.c (update_equiv_regs): Likewise.
4167 * loop.c (scan_loop, loop_delete_insns): Likewise.
4168 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4169 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4170 delete_output_reload, delete_address_reloads_1,
4171 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4173 * sibcall.c (replace_call_placeholder): Likewise.
4174 * cse.c (cse_insn): Likewise.
4176 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4178 From Graham Stott <grahams@redhat.com>
4179 (def_builtin): Only define builtins appropriate for target_flags. All
4181 (builtin_decsription): Add new field mask which is used to determine
4182 when to define the builtin via the macro def_builtin.
4184 (bdesc_comi): Initialise new mask fields.
4185 (bdesc_2srg): Likewise.
4186 (bdesc_1arg): Likewise.
4188 * config/i386/i386.c (ix86_init_builtins): Correct return type
4189 building v4hi_ftype_v4hi_int_int tree node.
4190 (ix86_expand_sse_comi): Fix typo swapping operands.
4191 Don't swap comparision condition, it is already swapped.
4192 (ix86_expand_sse_compare): Before swapping operands
4193 move operand 1 into new rtx and not the target rtx.
4194 Don't swap comparison condition, it is already swapped.
4195 Always check whether we need to create a new TARGET.
4197 * config/i386/i386.md: (sse_comi) Fix typos.
4198 (sse_ucomi): Likewise.
4199 (cvtss2si): Fix operand 0 contraint.
4200 (cvttss2si): Likewise.
4201 (sse_unpckhps): Fix mode for operand 2.
4202 (sse_unpcklps): Likewise.
4204 2001-09-25 Graham Stott <grahams@redhat.com>
4206 * sibcall.c (skip_copy_to_return_value): Tighten return value
4209 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4211 * rs6000.c (lwa_operand): Address must be word aligned.
4213 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4215 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4216 number has been set.
4217 (type_hash_mark): Mark type itself.
4219 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4221 * c-lex.c (cb_def_pragma): Update.
4222 (c_lex): Update, and skip padding.
4223 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4224 * cpphash.h (struct toklist): Delete.
4225 (union utoken): New.
4226 (struct cpp_context): Update.
4227 (struct cpp_reader): New members eof, avoid_paste.
4228 (_cpp_temp_token): New.
4229 * cppinit.c (cpp_create_reader): Update.
4230 * cpplex.c (_cpp_temp_token): New.
4231 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4232 (cpp_output_token): Don't print leading whitespace.
4233 (cpp_output_line): Update.
4234 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4235 do_include_common, do_line, do_ident, do_pragma,
4236 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4237 parse_assertion): Update.
4238 (get_token_no_padding): New.
4239 * cpplib.h (CPP_PADDING): New.
4240 (AVOID_LPASTE): Delete.
4241 (struct cpp_token): New union member source.
4242 (cpp_get_token): Update.
4243 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4244 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4245 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4246 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4247 _cpp_backup_tokens, _cpp_create_definition): Update.
4248 (push_arg_context): Delete.
4249 (padding_token, push_token_context, push_ptoken_context): New.
4250 (make_string_token, make_number_token): Update, rename.
4251 (cpp_get_token): Update to handle tokens as pointers to const,
4252 and insert padding appropriately.
4253 * cppmain.c (struct printer): New member prev.
4254 (check_multiline_token): Constify.
4255 (do_preprocessing, cb_line_change): Update.
4256 (scan_translation_unit): Update to handle spacing.
4257 * scan-decls.c (get_a_token): New.
4258 (skip_to_closing_brace, scan_decls): Update.
4259 * fix-header.c (read_scan_file): Update.
4261 * doc/cpp.texi: Update.
4263 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4265 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4266 leak by passing malloc'ed pointer to reconcat, not concat.
4268 2001-09-24 DJ Delorie <dj@redhat.com>
4270 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4272 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4274 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4275 reference is from the literal pool.
4277 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4279 * doc/install.texi (Final install): Request additional information
4280 in mail about successful builds.
4282 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4284 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4285 initial value of return pointer register instead of value in frame-20.
4288 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4290 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4291 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4292 the libcall if there isn't a referenced identifier for the symbol.
4294 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4296 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4297 non 64-bit machines. Use these as a plabel for the trampoline.
4298 (TRAMPOLINE_SIZE): Adjust size for new words.
4299 (INITIALIZE_TRAMPOLINE): Initialize new words.
4300 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4301 pointer to the plabel in the trampoline.
4303 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4305 * pa.c (function_arg): Pass floating arguments in both general and
4306 floating registers in indirect (dynamic) calls when generating code
4307 for the 32 bit ABI and the HP assembler.
4309 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4311 * doc/install.texi: Markup fixes.
4312 Use Solaris 2, SunOS 4 as appropriate.
4313 (Specific, *-*-solaris2*): Explain this.
4314 Unconditionally warn against /usr/ucb tools.
4315 Remove Sun as warning, obsolete.
4316 Move X11 header bug workaround here, update patches.
4317 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4318 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4320 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4322 * errors.h (warning, error, fatal, internal_error): Don't mark
4323 with ATTRIBUTE_PRINTF_n.
4324 * toplev.h (internal_error, fatal_io_error, warning, error,
4325 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4326 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4329 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4331 * function.c (pop_function_context_from): var_refs_queue
4332 and temp slots now in GC memory.
4333 (mark_function_status, free_after_compilation): Likewise;
4334 also struct function now in GC memory.
4335 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4336 (combine_temp_slots): Likewise.
4337 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4338 (prepare_function_start): Use GC memory for struct function.
4339 (mark_temp_slot): Deleted.
4340 (gcc_mark_struct_function): struct function now in GC memory.
4342 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4343 code for division, not modulus.
4345 * rtl.def (MEM): Remove obsolete part of comment.
4347 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4349 * c-format.c (init_function_format_info): Check __builtin_printf
4350 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4353 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4355 * c-common.c (format_attribute_table): Remove decl.
4356 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4357 (lang_attribute_common): Likewise.
4359 * function.c (fix_lexical_address): Use set_mem_alias_set.
4360 (expand_function_start): Likewise.
4361 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4363 * varasm.c (output_constant): Fix unused variable warning.
4365 * attribs.c: New file, from c-common.c.
4366 (attribute_tables): Now four elements.
4367 (format_attribute_table, lang_attribute_common): New variables.
4368 (init_attributes): Reflect above changes.
4369 (handle_mode_attribute): Delete check for wider than uintmax.
4370 * c-common.c: Delete parts moved to attribs.c.
4371 (enum attrs): Deleted; unused.
4372 (c_format_attribute_table): New variable.
4373 (c_common_lang_init): Initialize format_attribute_table with it.
4374 * c-common.h (decl_attributes): Remove decl.
4375 * tree.h (decl_attribute): Move it to here.
4376 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4377 (attribs.o): New rule.
4379 2001-09-22 Andreas Jaeger <aj@suse.de>
4381 * builtins.c (c_getstr): Remove unused variable.
4383 2001-09-21 Richard Henderson <rth@redhat.com>
4385 * reload1.c (reload): Use delete_insn instead of splatting
4388 2001-09-21 Richard Henderson <rth@redhat.com>
4390 * reload.c (push_secondary_reload): Don't check for "=" in output
4391 constraint after ""->ALL_REGS check.
4393 2001-09-21 Richard Henderson <rth@redhat.com>
4395 * predict.c (expected_value_to_br_prob): Use pc_set.
4397 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4398 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4400 2001-09-21 Richard Henderson <rth@redhat.com>
4402 * rtl.h (LCT_RETURNS_TWICE): New.
4403 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4405 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4406 to ECF_RETURNS_TWICE.
4407 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4410 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4412 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4413 (JMP_BUF_SIZE): New.
4415 2001-09-21 Richard Henderson <rth@redhat.com>
4417 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4420 2001-09-21 Richard Henderson <rth@redhat.com>
4422 * tree.def (FDESC_EXPR): New.
4423 * expr.c (expand_expr): Handle it.
4424 * varasm.c (initializer_constant_valid_p): Likewise.
4425 (output_constant): Likewise.
4426 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4427 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4428 (ASM_OUTPUT_FDESC): New.
4429 * doc/tm.texi: Document the new macros.
4431 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4433 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4434 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4435 once merging is complete.
4437 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4439 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4441 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4443 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4444 that would be invalid after a merge.
4446 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4448 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4449 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4451 (flow_delete_insn): This one.
4452 (delete_insn_chain): Rename from ...; do not care labels.
4453 (flow_delete_insn_chain): ... this one.
4454 (flow_delete_block): Remove the insns one BB has been expunged.
4455 (merge_blocks_nomove): Likewise.
4456 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4457 updating BB boundaries.
4458 (tidy_fallthru_edge): Likewise.
4459 (commit_one_edge_insertion): Likewise.
4460 * cfgbuild.c (find_basic_block): Likewise.
4461 (find_basic_blocks_1): Likewise.
4462 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4463 (try_crossjump_to_edge): Likewise.
4464 (try_optimize_cfg): Likewise.
4465 * cse.c (delete_trivially_dead_insns): Likewise.
4466 * df.c (df_insn_delete): Likewise.
4467 * doloop.c (doloop_modify): Use delete_related_insns.
4468 * emit-rtl.c (try_split): Likewise.
4469 (remove_insn): Update BB boundaries.
4470 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4471 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4472 updating BB boundaries.
4473 (propagate_block_delete_insn): Likewise.
4474 (propagate_block_delete_libcall): Likewise.
4475 * function.c (delete_handlers): Use delete_related_insns.
4476 (thread_prologue_and_epilogue_insns): Likewise.
4477 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4478 * genpeep.c (gen_peephole): Use delete_related_insns.
4479 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4481 (find_cond_trap): Likewise.
4482 * integrate.c (save_for_inline): Use delete_related_insns.
4483 (copy_insn_list): Likewise.
4484 * jump.c (pruge_linie_number_notes): Likewise.
4485 (duplicate_loop_exit_test): Likewise.
4486 (delete_computation): Likewise.
4487 (delete_related_insn): Rename from ...; use delete_insn
4488 (delete_insn): ... this one.
4489 (redirect_jump): Use delete_related_insns.
4490 * loop.c (scan_loop): Likewise.
4491 (move_movables): Likewise.
4492 (find_and_verify_loops): Likewise.
4493 (check_dbra_loop): Likewise.
4494 * recog.c (peephole2_optimize): Likewise.
4495 * reg-stack.c (delete_insn_for_stacker): Remove.
4496 (move_for_stack_reg): Use delete_insn.
4497 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4498 * reload1.c (delete_address_reloads): Use delete_related_insns.
4499 (fixup_abnormal_edges): Use delete_insn.
4500 * recog.c (emit_delay_sequence): Use delete_related_insns.
4501 (delete_from-delay_slot): Likewise.
4502 (delete_scheduled_jump): likewise.
4503 (optimize_skip): Likewise.
4504 (try_merge_delay_insns): Likewise.
4505 (full_simple_delay_slots): Likewise.
4506 (fill_slots_from_thread): Likewise.
4507 (relax_delay_slots): Likewise.
4508 (make_return_insns): Likewise.
4509 (dbr_schedule): Likewise.
4510 * rtl.h (delete_insn): Rename to delete_related_insns.
4511 (delete_insn, delete_insn_chain): New prototypes.
4512 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4513 by df_insn_delete already.
4514 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4515 * ssa.c (convert_from_ssa): Use delete_related_insns.
4516 * unroll.c (unroll_loop): Likewise.
4517 (calculate_giv_inc): Likewise.
4518 (copy_loop_body): Likewise.
4520 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4521 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4522 ix86_return_in_memory, ix86_function_value): Declare.
4523 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4524 new static valurables.
4525 (x86_64_reg_class): New enum
4526 (x86_64_reg_class_name): New array.
4527 (classify_argument, examine_argument, construct_container,
4528 merge_classes): New static functions.
4529 (optimization_options): Enable flag_omit_frame_pointer and disable
4530 flag_pcc_struct_return on 64bit.
4531 (ix86_libcall_value, ix86_function_value,
4532 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4533 ix86_return_in_memory, ix86_function_value): New global functions.
4534 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4535 (function_arg_advance): Handle x86_64 passing conventions.
4536 (function_arg): Likewise.
4537 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4538 (RETURN_IN_MEMORY): Move offline.
4539 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4540 (FUNCTION_VALUE_REGNO_P): New macro.
4541 (FUNCTION_ARG_REGNO_P): Move offline.
4542 (struct ix86_args): Add maybe_vaarg.
4543 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4544 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4546 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4548 * s390.md: Changed attributes for scheduling.
4549 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4552 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4554 Table-driven attributes.
4555 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4556 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4557 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4558 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4559 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4560 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4561 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4562 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4563 * tree.h (struct tree_decl): Change machine_attributes to
4565 * doc/c-tree.texi: Document that all attributes are now attached
4567 * c-common.c (add_attribute, attrtab, attrtab_idx,
4568 default_valid_lang_attribute, valid_lang_attribute): Remove.
4569 (attribute_tables, attributes_initialized,
4570 c_common_attribute_table, default_lang_attribute_table): New
4572 (handle_packed_attribute, handle_nocommon_attribute,
4573 handle_common_attribute, handle_noreturn_attribute,
4574 handle_unused_attribute, handle_const_attribute,
4575 handle_transparent_union_attribute, handle_constructor_attribute,
4576 handle_destructor_attribute, handle_mode_attribute,
4577 handle_section_attribute, handle_aligned_attribute,
4578 handle_weak_attribute, handle_alias_attribute,
4579 handle_no_instrument_function_attribute,
4580 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4581 handle_no_limit_stack_attribute, handle_pure_attribute): New
4583 (init_attributes, decl_attributes): Rewrite to implement
4584 table-driven attributes.
4585 * c-common.h (enum attribute_flags): Move to tree.h.
4586 * c-format.c (decl_handle_format_attribute,
4587 decl_handle_format_arg_attribute): Rename to
4588 handle_format_attribute and handle_format_arg_attribute. Update
4589 for table-driven attributes.
4590 * c-common.h (decl_handle_format_attribute,
4591 decl_handle_format_arg_attribute): Remove prototypes.
4592 (handle_format_attribute, handle_format_arg_attribute): Add
4594 * c-decl.c (grokdeclarator): Handle attributes nested inside
4596 * c-parse.in (setattrs, maybe_setattrs): Remove.
4597 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4598 Update to handle nested attributes properly.
4599 (maybe_resetattrs, after_type_declarator,
4600 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4601 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4603 (make_pointer_declarator): Update to handle nested attributes
4605 * doc/extend.texi: Update documentation of limits of attributes
4606 syntax. Warn about problems with attribute semantics in C++.
4607 * target.h (struct target): Remove valid_decl_attribute and
4608 valid_type_attribute. Add attribute_table and
4609 function_attribute_inlinable_p.
4610 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4611 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4612 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4614 (TARGET_INITIALIZER): Update.
4615 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4617 (function_attribute_inlinable_p): New function. Check for the
4618 presence of any machine attributes before using
4619 targetm.function_attribute_inlinable_p.
4620 (function_cannot_inline_p): Update.
4621 * Makefile.in (integrate.o): Update dependencies.
4622 * doc/tm.texi: Update documentation of target attributes and
4623 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4624 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4626 (default_target_attribute_table,
4627 default_function_attribute_inlinable_p): New.
4628 (lookup_attribute): Update comment to clarify handling of multiple
4629 attributes with the same name.
4630 (merge_attributes, attribute_list_contained): Allow multiple
4631 attributes with the same name but different arguments to appear in
4632 the same attribute list.
4633 * tree.h (default_valid_attribute_p): Remove prototype.
4634 (struct attribute_spec): New.
4635 (default_target_attribute_table): Declare.
4636 (enum attribute_flags): Move from c-common.h. Add
4637 ATTR_FLAG_TYPE_IN_PLACE.
4638 (default_function_attribute_inlinable_p): Declare.
4639 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4640 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4641 (TARGET_ATTRIBUTE_TABLE): Define.
4642 (vms_attribute_table): New.
4643 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4644 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4645 (TARGET_ATTRIBUTE_TABLE): Define.
4646 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4647 * config/arm/arm.c (arm_valid_type_attribute_p,
4648 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4650 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4652 (TARGET_ATTRIBUTE_TABLE): Define.
4653 (arm_attribute_table, arm_handle_fndecl_attribute,
4654 arm_handle_isr_attribute): New.
4655 * config/avr/avr.c (avr_valid_type_attribute,
4656 avr_valid_decl_attribute): Remove.
4657 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4659 (TARGET_ATTRIBUTE_TABLE): Define.
4660 (avr_attribute_table, avr_handle_progmem_attribute,
4661 avr_handle_fndecl_attribute): New.
4662 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4663 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4664 (TARGET_ATTRIBUTE_TABLE): Define.
4665 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4666 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4667 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4668 (TARGET_ATTRIBUTE_TABLE): Define.
4669 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4670 h8300_handle_eightbit_data_attribute,
4671 h8300_handle_tiny_data_attribute): New.
4672 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4673 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4675 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4677 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4678 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4680 (TARGET_ATTRIBUTE_TABLE): Define.
4681 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4682 ix86_handle_regparm_attribute): New.
4683 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4684 i386_pe_valid_type_attribute_p): Remove.
4685 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4686 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4687 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4688 (TARGET_ATTRIBUTE_TABLE): Define.
4689 (ia64_attribute_table): New.
4690 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4691 interrupt_ident2, model_ident1, model_ident2): Remove.
4692 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4693 (TARGET_ATTRIBUTE_TABLE): Define.
4694 (init_idents): Update.
4695 (m32r_attribute_table, m32r_handle_model_attribute): New.
4696 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4698 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4699 (TARGET_ATTRIBUTE_TABLE): Define.
4700 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4701 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4702 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4703 (TARGET_ATTRIBUTE_TABLE): Define.
4704 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4705 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4706 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4707 (TARGET_ATTRIBUTE_TABLE): Define.
4708 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4709 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4710 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4711 (TARGET_ATTRIBUTE_TABLE): Define.
4712 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4713 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4714 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4715 (TARGET_ATTRIBUTE_TABLE): Define.
4716 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4717 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4719 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4721 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4722 (TARGET_ATTRIBUTE_TABLE): Define.
4723 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4725 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4726 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4727 (TARGET_ATTRIBUTE_TABLE): Define.
4728 (v850_attribute_table, v850_handle_interrupt_attribute,
4729 v850_handle_data_area_attribute): New.
4730 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4731 Return void. Call decl_attributes instead of
4732 valid_machine_attribute.
4734 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4736 * sh-protos.h (sh_pr_n_sets): Declare.
4737 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4738 look at the copy to determine if PR needs to be saved.
4739 sh_pr_n_sets: New function.
4740 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4741 (ALLOCATE_INITIAL_VALUE): Define.
4743 * sh.c (initial_elimination_offset):
4744 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4746 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4748 * integrate.c (allocate_initial_values): New function.
4749 * integrate.h (allocate_initial_values): Declare.
4750 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4752 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4754 * toplev.c (rest_of_compilation): To here.
4755 Call allocate_initial_values.
4756 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4758 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4760 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4762 2001-09-20 DJ Delorie <dj@redhat.com>
4764 * c-typeck.c (really_start_incremental_init): Discriminate
4765 between zero-length arrays and flexible arrays.
4766 (push_init_level): Detect zero-length arrays and handle them
4767 like fixed-sized arrays.
4768 * expr.c (store_constructor): Handle zero-length arrays and
4769 flexible arrays correctly.
4770 * doc/extend.texi: Update zero-length array notes.
4772 2001-09-20 Jim Wilson <wilson@redhat.com>
4774 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4775 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4776 for issue port conflicts.
4777 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4779 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4781 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4784 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4786 * fold-const.c (hashtab.h): Include.
4787 (int_const_binop): Remove FORSIZE arg and compute from type; all
4789 Call size_int_type_wide for all single-word constants.
4790 (size_htab_hash, size_htab_eq): New functions.
4791 (size_int_type_wide): Rework to use hash table.
4792 * ggc-common.c (hashtab.h): Include.
4793 (struct d_htab_root): New struct.
4794 (d_htab_roots): New variable.
4795 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4796 (ggc_mark_roots): Handle deletable htabs.
4797 * ggc-page.c (ggc_marked_p): New function.
4798 * ggc-simple.c (ggc_marked_p): Likewise.
4799 * ggc.h: Reformatting throughout.
4800 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4801 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4802 (type_hash_add): Allocate struct type_hash from GC memory.
4803 (mark_hash_entry, mark_type_hash): Deleted.
4804 (type_hash_marked_p, type_hash_mark): New functions.
4805 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4807 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4809 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4812 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4814 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4815 array-too-large test for signed sizetype.
4817 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4819 * i386.md (indirect_jump): Allow Pmode operand.
4820 (tablejump): LIkewise; perform expansion to 64bit mode.
4821 * i386.c (symbolic_operand): Allow 64bit PIC references.
4822 (pic_symbolic_operand): Likewise.
4823 (ix86_find_base_term): Strip the 64bit PIC references.
4824 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4825 (legitimize_pic_address): Likewise.
4826 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4827 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4829 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4831 * stringpool.c (get_identifier_with_length): New function.
4832 * tree.h (get_identifier_with_length): New prototype.
4834 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4835 David Edelsohn <edelsohn@gnu.org>
4838 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4839 already sign-extended.
4841 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4842 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4844 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4845 (output_profile_hook): Declare label_name const.
4846 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4847 to match constraints.
4849 2001-09-19 Stan Shebs <shebs@apple.com>
4851 * alias.c: Fix typos in comments.
4852 * sched-rgn.c (init_ready_list): Ditto.
4853 * unwind-dw2.c (uw_frame_state_for): Ditto.
4854 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4855 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4856 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4858 2001-09-19 Richard Henderson <rth@redhat.com>
4860 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4862 * Makefile.in (cfg.o): Depend on TM_P_H.
4864 2001-09-19 Richard Henderson <rth@redhat.com>
4866 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4867 (local_symbolic_operand): ... here.
4868 (small_symbolic_operand): Check mode.
4869 (global_symbolic_operand): New.
4870 (input_operand): Reject symbolics if explicit relocs.
4871 (call_operand): Tidy.
4872 (alpha_legitimize_address): Use movdi_er_high_g.
4873 (alpha_expand_mov): Likewise.
4874 * config/alpha/alpha-protos.h: Update.
4875 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4876 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4877 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4878 (UNSPECV_LDGP2): Remove.
4879 (all call patterns): Use 's' not 'i' for symbolic constraint.
4880 (call_osf call_value_osf): Use call_operand.
4881 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4882 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4883 (prologue_ldgp_1_er): Remove.
4884 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4885 (builtin_setjmp_receiver_er patterns): Use them.
4886 (exception_receiver_er): Likewise.
4888 2001-09-19 Richard Henderson <rth@redhat.com>
4890 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4892 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4893 and NON_LOCAL_GOTO notes.
4894 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4895 copy over CALL_INSN_FUNCTION_USAGE.
4897 2001-09-18 Catherine Moore <clm@redhat.com>
4899 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4902 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4904 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4905 new-style tm_file specification. Specify correct tm_p_file,
4906 md_file, and out_file for s390x.
4908 * config/s390/linux.h, linux64.h: Don't include other target
4909 macro header files. Now handled via tm_file.
4911 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4912 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4913 are defined before use.
4915 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4917 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4918 code generation only for Gnu assembler.
4920 2001-09-18 Catherine Moore <clm@redhat.com>
4922 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4924 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4926 * config/mips/mips.c (mips_frame_set): New.
4927 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4928 a parallel frame-related expression with a set for each register.
4930 2001-09-18 Philip Blundell <philb@gnu.org>
4932 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4935 2001-09-17 Dale Johannesen <dalej@apple.com>
4937 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4938 * config/rs6000/aix.h (FIXED_R2): Define.
4939 * config/rs6000/darwin.h (FIXED_R2): Define.
4940 * config/rs6000/sysv4.h (FIXED_R2): Define.
4942 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4944 * except.c (dw2_build_landing_pads): New local
4945 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4946 barrier after clobbers. Fixes c++/4012.
4948 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4952 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4954 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4955 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4957 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4959 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4962 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4964 * cpphash.h (_cpp_lex_direct): New.
4965 * cpplex.c (_cpp_lex_token): Update.
4966 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4967 and increment that pointer.
4968 * cppmacro.c (alloc_expansion_token): New.
4969 (lex_expansion_token): Lex macro expansion directly into
4972 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4974 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4976 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4978 * basic-block.h (free_bb_for_insn): Declare.
4979 * bb-reorder.c (label_for_bb): Use block_label.
4980 (emit_jump_to_block_after): Remove.
4981 (insert_intra_1): Do not update block_for_insn.
4982 (insert_inter_bb_scope_notes): Likewise; update bb->end
4983 * cfg.c (free_bb_for_insn): New.
4984 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4985 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4986 (commit_one_edge_insertion): Likewise.
4987 (commit_one_edge_insertion): Do not update BB boundary.
4988 (commit_edge_insertions): Do not call compute_bb_for_insn.
4989 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4990 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4991 (merge_blocks_move_successor_nojumps): Likewise.
4992 (try_crossjump_to_edge): Do not update block_for_insn.
4993 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4994 * df.c (df_pattern_emit_later): Do not update BB boundary.
4995 (df_jump_pattern_emit_after): Likewise.
4996 (df_insn_move_before): Use emit_insn_before.
4997 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4999 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5000 boundaries and basic_block_for_insn.
5001 (reorder_insns_nobb): Rename from reorder_insns.
5002 (reorder_insns): New.
5003 (emit_block_insn_before, emit_block_insn_after): Kill.
5004 * flow.c (check_function_return_warnings): Do not call
5005 compute_bb_for_insn; Do not free basic_block_for_insn.
5006 (attempt_auto_inc): Do not update basic_block_for_insn.
5007 * function.c (emit_return_into_block): Likewise;
5008 do not update BB boundaries.
5009 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5010 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5011 (pre_insert_copy_insn): Likewise.
5012 (update_ld_motion_notes): Likewise.
5013 (insert_insn_start_bb): Likewise.
5014 (replace_store_insn): Likewise.
5015 * ifcvt.c (noce_process_if_block): Likewise.
5016 (if_convert): Do not call compute_bb_for_insn.
5017 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5018 Use emit_insn_before and emit_insn_after.
5019 * recog.c (split_all_insns): Do not update BB boundaries;
5020 Do not call compute_bb_for_insn.
5021 (peephole2_optimize): Do not update BB boundaries.
5022 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5024 (emit_swap_insn): Likewise.
5025 (convert_regs_1): Likewise.
5026 * reload1.c (reload): Call compute_bb_for_insn.
5027 * rtl.h (reorder_insns_nobb): Declare.
5028 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5029 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5030 at places CFG is invalidated; do not call compute_bb_for_insn.
5032 * cfg.c (expunge_block): Invalidate BB structure.
5034 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5037 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5039 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5041 * cpphash.h (_cpp_lex_token): Update prototype.
5042 * cpplex.c (_cpp_lex_token): New prototype.
5043 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5044 lex_macro_node, read_flag, do_pragma_poison): Update.
5045 * cppmacro.c (cpp_get_token, parse_params,
5046 lex_expansion_token): Update.
5048 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5050 * cppmain.c (scan_translation_unit): Don't worry about
5051 putting a space after hashes.
5052 * cpplib.c (directive_diagnostics): New.
5053 (_cpp_handle_directive): Update to use directive_diagnostics.
5054 (run_directive): Don't toggle prevent_expansion.
5055 (do_line): Backup in case of the line extension.
5056 * cpplib.h (cpp_lexer_pos): Remove.
5057 * cppmacro.c (_cpp_create_definition): Precede a leading #
5060 2001-09-15 Richard Henderson <rth@redhat.com>
5062 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5064 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5066 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5068 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5070 PR preprocessor/3571
5071 * tradcpp.c (handle_directive): Skip non-vertical space.
5073 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5075 * cppmain.c (setup_callbacks): Set line callback only
5076 if outputting preprocessed source.
5078 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5080 * collect2.c (main): Const-ification.
5081 * gcc.c (translate_options, process_command): Use xstrdup in
5082 lieu of xmalloc/strcpy.
5083 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5085 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5087 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5090 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * scan-decls.c (scan_decls): Fix typo.
5094 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5096 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5097 Split mlstring_pos into mls_line and mls_col.
5098 * cppinit.c (cpp_create_reader): Initialize line to 1.
5099 (cpp_destroy): Free tokenruns.
5100 (push_include): Don't update lexer_pos.
5101 * cpplex.c (unterminated, parse_string): Update.
5102 (lex_token): Don't update lexer_pos, update.
5103 * cpplib.c (if_stack): Save line instead of line + col.
5104 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5105 push_conditional, _cpp_pop_buffer): Update.
5106 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5107 (_cpp_create_definition): Update.
5109 2001-09-15 Eric Christopher <echristo@redhat.com>
5111 * config/mips/abi64.h: Add support for MEABI.
5113 2001-09-15 Eric Christopher <echristo@redhat.com>
5115 * config/mips/mips.md: Add unspec #2.
5117 (reload_outdi): Ditto.
5118 (reload_outsi): Ditto.
5121 2001-09-15 Eric Christopher <echristo@redhat.com>
5122 Jason Eckhardt <jle@redhat.com>
5124 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5125 * config/mips/isa32-linux.h: New file.
5126 * config/mips/isa3264.h: Ditto.
5127 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5128 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5129 (output_block_mode): Support MEABI.
5130 (function_arg): Ditto. Fix floating point arg passing.
5131 (mips_va_start): Ditto.
5132 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5134 (mips_asm_file_start): Add new section to pass abi to gdb.
5135 (function_arg_pass_by_reference): Support MEABI.
5136 (mips_parse_cpu): Support mips32 and mips64 processors.
5137 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5138 TARGET_MIPS5KC. Support isa32 and isa64.
5139 (processor_type): Add r4kc, r5kc, r20kc.
5140 (GENERATE_MULT3_SI): New.
5141 (GENERATE_MULT3_DI): Ditto.
5142 (GENERATE_MULT3): Remove.
5143 (ISA_HAS_64BIT_REGS): Add isa == 64.
5144 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5145 (ISA_HAS_MADD_MSUB): New.
5146 (ISA_HAS_CLZ_CLO): Ditto.
5147 (ISA_HAS_DCLZ_DCLO): Ditto.
5148 (ABI_GAS_ASM_SPEC): New.
5149 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5152 (SUBTARGET_CC1_SPEC): Ditto.
5153 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5154 (PAD_VARARGS_DOWN): Support MEABI.
5155 (HARD_REGNO_NREGS): Move to mips.c.
5156 (ASM_OUTPUT_IDENT): Add #undef.
5157 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5158 (mulsi3): Use GENERATE_MULT3_SI.
5159 (mulsi3_mult3): Ditto. Support mips32, mips64.
5160 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5161 (mul_sub_si): New pattern.
5162 (unnamed splitters): New.
5163 (muldi3): Use GENERATE_MULT3_DI.
5164 (muldi3_internal2): Ditto.
5165 (movdicc): Support mips32.
5166 * config/mips/t-isa3264: New file.
5168 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5170 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5171 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5172 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5174 * reorg.c (fill_slots_from_thread): After call to
5175 steal_delay_list_from_target, update own_thread as new_thread may
5178 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5180 * cpperror.c (print_location): Take line and column, for
5181 default positioning use the previously lexed token.
5182 (_cpp_begin_message): Take line and column.
5183 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5184 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5185 * cpphash.h (_cpp_begin_message): Update prototype.
5186 * cppinit.c (push_include): Don't set output line.
5187 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5188 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5189 (do_pragma): Kludge for front ends. Don't expand macros at all.
5190 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5191 (struct cpp_token): Remove output_line.
5192 (struct cpp_callbacks): New member line_change.
5193 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5194 cpp_get_token): Preserve BOL flag.
5195 (cpp_get_line): Remove.
5196 (_cpp_backup_tokens): Remove useless abort().
5197 * cppmain.c (cb_line_change): New.
5198 (scan_translation_unit): Don't worry about starting new lines here.
5199 * scan-decls.c (scan_decls): Update.
5200 * c-lex.c (c_lex, init_c_lex): Update.
5201 (cb_line_change, src_lineno): New.
5203 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5205 * tree.c (append_random_chars): Generate the random
5206 characters in a reproducable fashion.
5208 2001-09-14 Richard Henderson <rth@redhat.com>
5210 * config/i386/i386.c (internal_label_prefix): New.
5211 (internal_label_prefix_len): New.
5212 (override_options): Set them.
5213 (local_symbolic_operand): New.
5214 (legitimate_pic_address_disp_p): Use it.
5215 (legitimize_pic_address): Likewise.
5217 2001-09-14 Marc Espie <espie@openbsd.org>
5219 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5222 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5224 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5225 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5227 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5229 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5230 invocation of SUBREG_REGNO_OFFSET.
5232 * haifa-sched.c: Fix typo in FSF copyright statement.
5233 * sched-deps.c: Fix typo in FSF copyright statement.
5234 * sched-ebb.c: Fix typo in FSF copyright statement.
5235 * sched-rgn.c: Fix typo in FSF copyright statement.
5236 * sched-vis.c: Fix typo in FSF copyright statement.
5238 * config.gcc: Move inclusion of arm elf specific header files
5239 from the files themselves into the tm_file variable. Make
5240 sure that elfos.h is included before target specific elf
5242 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5244 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5245 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5246 ASM_OUTPUT_CASE_LABEL): Protect definition.
5247 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5248 not already defined.
5249 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5250 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5251 Remove duplicate definition.
5252 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5253 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5254 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5255 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5256 Remove inclusion of arm/elf.h.
5257 * config/arm/unknown-elf.h: as for conix-elf.h.
5258 (STARTFILE_SPEC): Include crti.o and crtn.o.
5259 * config/arm/linux-elf.h: as for conix-elf.h.
5260 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5261 * config/arm/strongarm-elf.h: Remove inclusion of
5263 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5264 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5265 unknown-elf.h and elf.h.
5266 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5267 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5268 ASM_WEAKEN_LABEL): Remove redundant definition.
5269 * config/arm/elf.h: Test for inclusion of elfos.h
5270 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5271 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5272 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5273 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5274 redundant definition.
5275 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5276 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5277 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5278 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5279 Add rules to build crti.o and crtn.o
5280 * crti.asm: New file.
5281 * crtn.asm: New file.
5283 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5285 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5286 * cpphash.h (struct tokenrun): Add prev.
5287 (struct lexer_state): Remove bol.
5288 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5289 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5291 * cppinit.c (cpp_create_reader): Don't set bol.
5292 (cpp_destroy): Don't free lookaheads.
5293 * cpplex.c (lex_directive): Remove.
5294 (next_tokenrun): Update.
5295 (_cpp_lex_token): Clean up logic.
5296 (lex_token): Update to return a pointer to lexed token, since it
5297 can move to the start of the buffer. Simpify newline handling.
5298 * cpplib.c (SEEN_EOL): Update.
5299 (skip_rest_of_line): Remove lookahead stuff.
5300 (end_directive): Line numbers are already incremented. Revert
5301 to start of lexed token buffer if we can.
5302 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5303 parse_answer): Use _cpp_backup_tokens.
5304 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5305 instead. Don't check for EOL.
5306 (do_include_common, do_line, do_pragma_system_header): Use
5308 * cpplib.h (BOL, _cpp_backup_tokens): New.
5309 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5310 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5311 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5312 (builtin_macro): Don't use cpp_get_line.
5313 (cpp_get_line): Short term kludge.
5314 (parse_arg): Handle directives in arguments here. Back up when
5315 appropriate. Store EOF at end of argument list.
5316 (funlike_invocation_p): Use _cpp_backup_tokens.
5317 (push_arg_context): Account for EOF at end of list.
5318 (cpp_get_token): Remove lookahead stuff. Update.
5320 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5322 * c-parse.in (yyerror): Const-ification and/or static-ization.
5323 * c-typeck.c (push_member_name): Likewise.
5324 * collect2.c (main): Likewise.
5325 * dbxout.c (dbxout_parms): Likewise.
5326 * diagnostic.c (format_with_decl): Likewise.
5327 * dwarf2out.c (output_ranges): Likewise.
5328 * dwarfout.c (fundamental_type_code): Likewise.
5329 * except.c (dw2_output_call_site_table): Likewise.
5330 * gcc.c (do_spec_1): Likewise.
5331 * genopinit.c (optabs): Likewise.
5332 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5333 gen_declaration_1, handle_impent): Likewise.
5334 * protoize.c (default_include, in_system_include_dir, abspath):
5336 * sched-vis.c (visualize_stall_cycles): Likewise.
5337 * sdbout.c (plain_type_1, sdbout_end_function,
5338 sdbout_end_epilogue): Likewise.
5339 * varasm.c (decode_reg_name): Likewise.
5341 * 1750a.c (mod_regno_adjust): Likewise.
5342 * alpha.c (alpha_write_one_linkage,
5343 unicosmk_output_default_externs): Likewise.
5344 * arm.c (arm_condition_codes): Likewise.
5345 * arm.h (arm_condition_codes): Likewise.
5346 * avr.c (output_movsisf, encode_section_info): Likewise.
5347 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5349 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5350 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5351 * m88k.c (output_function_profiler): Likewise.
5352 * mips.c (mips_output_conditional_branch): Likewise.
5353 * ns32k.c (ns32k_out_reg_names): Likewise.
5354 * ns32k.h (ns32k_out_reg_names): Likewise.
5355 * pj.c (pj_output_rval): Likewise.
5356 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5357 * sparc.c (sparc_flat_function_prologue,
5358 sparc_flat_function_epilogue): Likewise.
5360 2001-09-13 Markus Werle <numerical.simulation@web.de>
5361 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5363 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5364 Aachen University of Technology".
5366 2001-09-13 Andreas Schwab <schwab@suse.de>
5368 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5371 2001-09-13 Richard Henderson <rth@redhat.com>
5373 * config/alpha/alpha.c (small_symbolic_operand): New.
5374 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5375 (some_operand, input_operand): Don't handle HIGH.
5376 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5377 (alpha_expand_mov): Likewise.
5378 (print_operand) [H]: Just print HIGH symbol.
5379 (print_operand_address): Handle small data.
5380 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5381 (TARGET_SWITCHES): Add -msmall-data/large-data.
5382 (PIC_OFFSET_TABLE_REGNUM): New.
5383 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5384 (PREDICATE_COES): Update.
5385 * config/alpha/alpha.md (adddi_er_high): New.
5386 (adddi_er_low): Handle small data.
5387 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5388 prefer .sdata to .rodata.
5389 (SELECT_RTX_SECTION): Likewise.
5391 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5393 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5394 defining __size_t and leaving size_t undefined.
5396 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5398 * basic-block.h (expunge_block): Declare.
5399 * cfg.c (expunge_block): Remove static declaration.
5401 2001-09-12 Richard Henderson <rth@redhat.com>
5403 * integrate.c (copy_insn_list): Copy label name from
5404 NOTE_INSN_DELETED_LABEL.
5406 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5408 * c-common.c (c_tree_code_name): Const-ification.
5409 * c-decl.c (c_decode_option): Likewise.
5410 * c-typeck.c (warn_for_assignment): Likewise.
5411 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5413 * cppinit.c (output_deps): Likewise.
5414 * dependence.c (dependence_string, direction_string): Likewise.
5415 * dwarf2out.c (output_ranges): Likewise.
5416 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5417 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5418 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5419 standard_startfile_prefix, standard_startfile_prefix_1,
5420 standard_startfile_prefix_2, tooldir_base_prefix,
5421 standard_bindir_prefix, find_a_file): Likewise.
5422 * genattrtab.c (make_length_attrs): Likewise.
5423 * gencheck.c (tree_codes): Likewise.
5424 * genemit.c (gen_split): Likewise.
5425 * genrecog.c (special_mode_pred_table): Likewise.
5426 * graph.c (graph_ext): Likewise.
5427 * protoize (default_include): Likewise.
5428 * reload.c (reload_when_needed_name): Likewise.
5429 * sched-vis.c (visualize_stall_cycles): Likewise.
5430 * tlink.c (recompile_files): Likewise.
5431 * toplev.c (decode_g_option): Likewise.
5432 * tradcpp.c (output_deps): Likewise.
5433 * varasm.c (decode_reg_name): Likewise.
5435 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5438 * avr.c (avr_regnames, encode_section_info): Likewise.
5439 * c4x.c (float_reg_names): Likewise.
5440 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5441 * elfos.h (const_section): Likewise.
5442 * i386.c (ix86_comp_type_attributes): Likewise.
5443 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5444 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5445 * ia64.c (type_names): Likewise.
5446 * m68hc11.c (reg_class_names): Likewise.
5447 * m88k.c (m_options): Likewise.
5448 * mips.c (mips_output_conditional_branch, mips_unique_section):
5450 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5451 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5452 ultra_code_names): Likewise.
5453 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5455 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5457 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5458 Use --fatal-warnings option for gas.
5459 * configure: Rebuilt.
5461 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5463 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5465 2001-09-11 Jim Wilson <wilson@redhat.com>
5467 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5469 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5471 * builtins.c (c_strlen): Treat an offset too large for a
5472 HOST_WIDE_INT as out of range.
5474 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5476 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5477 (EDGE_CRITICAL_P): New predicate.
5478 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5480 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5481 (dump_edge_info): Remove "crit".
5482 * cfganal.c (mark_critical_edges): Kill.
5483 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5484 * cfgcleanup.c (cleanup_cfg): Likewise.
5485 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5486 (find_spanning_tree): Likewise.
5487 * reg-stack.c (convert_regs_1): Likewise.
5488 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5490 * basic-block.h (create_basic_block_structure): New.
5491 (create_basic_block): Update prototype.
5492 (force_nonfallthru): New.
5493 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5494 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5495 handle updating of block_for_insn, creating of empty BBs and BBs at
5496 the end of INSN chain.
5497 (create_basic_block): New function.
5498 (split_block): Use create_basic_block.
5499 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5500 (redirect_edge_and_branch_force): ... here.
5501 (force_nonfallthru): New.
5502 (split_edge): Rewrite to use force_nonfallthru and create_block.
5503 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5504 (find_basic_blocks): Free basic_block_for_insn.
5505 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5507 * cfg.c: Fix formating.
5508 * cfgcleanup.c: Fix formating.
5509 (merge_blocks, tail_recursion_label_p): Return bool.
5510 (merge_blocks_move_predecessor_nojumps,
5511 merge_blocks_move_successor_nojumps): Return void.
5513 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5515 * configure.in: Check whether assembler supports section merging.
5516 * config.in: Rebuilt.
5517 * configure: Rebuilt.
5518 * varasm.c (variable_section, output_constant_pool): Pass alignment
5519 to SELECT_SECTION and SELECT_RTX_SECTION.
5520 (mergeable_string_section): New.
5521 (mergeable_constant_section): New.
5522 (default_elf_asm_named_section): Output SECTION_MERGE and
5523 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5524 * output.h (mergeable_string_section): New.
5525 (mergeable_constant_section): New.
5526 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5527 * toplev.c (flag_merge_constants): New.
5528 (f_options): Add -fmerge-constants and -fmerge-all-constants
5530 (toplev_main): Default to -fno-merge-constants if not optimizing.
5531 * flags.h (flag_merge_constants): Add extern.
5532 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5533 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5535 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5536 Define if assembler has working .subsection -1 support.
5537 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5538 Put constant into special SHF_MERGE sections if the linker should
5539 attempt to merge duplicates.
5540 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5542 Put constant into special SHF_MERGE sections if the linker should
5543 attempt to merge duplicates.
5544 * config/alpha/elf.h: Likewise.
5545 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5546 has working .subsection -1 support.
5547 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5549 * config/svr3.h: Likewise.
5550 * config/darwin.h: Likewise.
5551 * config/arm/aof.h: Likewise.
5552 * config/arm/linux-elf.h: Likewise.
5553 * config/avr/avr.h: Likewise.
5554 * config/c4x/c4x.h: Likewise.
5555 * config/d30v/d30v.h: Likewise.
5556 * config/i386/dgux.h: Likewise.
5557 * config/i386/osfrose.h: Likewise.
5558 * config/i386/sco5.h: Likewise.
5559 * config/i386/svr3gas.h: Likewise.
5560 * config/ia64/aix.h: Likewise.
5561 * config/m32r/m32r.h: Likewise.
5562 * config/m68k/m68k.h: Likewise.
5563 * config/m88k/dgux.h: Likewise.
5564 * config/m88k/m88k.h: Likewise.
5565 * config/mcore/mcore-pe.h: Likewise.
5566 * config/mips/mips.h: Likewise.
5567 * config/pa/pa.h: Likewise.
5568 * config/pa/pa-linux.h: Likewise.
5569 * config/romp/romp.h: Likewise.
5570 * config/rs6000/sysv4.h: Likewise.
5571 * config/rs6000/xcoff.h: Likewise.
5572 * config/s390/linux.h: Likewise.
5573 * config/sparc/sparc.h: Likewise.
5574 * config/sparc/sysv4.h: Likewise.
5575 * config/stormy16/stormy16.h: Likewise.
5576 * config/v850/v850.h: Likewise.
5577 * config/vax/vms.h: Likewise.
5578 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5579 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5580 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5581 default_elf_asm_named_section for SHF_MERGE sections.
5583 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5585 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5588 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5590 * c-common.c (split_specs_attrs): Allow for empty attributes with
5591 empty TREE_PURPOSE. Fixes PR c/4294.
5593 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5595 * basic-block.h (cached_make_edge, make_single_succ): New.
5596 (make_edge): Remove first parameter.
5597 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5598 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5599 created edge; use obstack allocation.
5600 (make_edge, make_single_succ_edge): New.
5601 (first_removed_edge): New static variable.
5602 (init_flow): Initialize first_removed_edge and n_edges.
5603 (clear_edges): Use remove_edge.
5604 (flow_delete_block): Likewise.
5605 (remove_edge): Add removed edges to the removed edges list.
5606 (split_block, redirect_edge_and_branch_force, split_edge):
5608 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5609 (add_noreturn_fake_exit_edges): Likewise.
5610 (connect_infinite_loops_to_exit): Liekwise.
5611 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5612 Use cached_make_edge.
5613 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5614 * profile.c (branch_prob): Update make_edge call.
5615 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5617 2001-09-11 Richard Henderson <rth@redhat.com>
5619 * config/alpha/alpha.c: Tidy formatting.
5620 (local_symbolic_operand): Verify mode.
5621 (alpha_sa_mask): Ignore unicos for eh_return.
5622 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5623 * config/alpha/alpha.md (umk divsi patterns): Remove.
5624 (extendsfdf2): Remove unicos check.
5625 (tablejump): Merge vms and unicos code; always use direct set
5628 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5630 * config.gcc (alpha*-*-unicosmk*): New target.
5632 * config/alpha/alpha-protos.h (symbolic_operand,
5633 unicosmk_add_call_info_word, unicosmk_add_extern,
5634 unicosmk_defer_case_vector, unicosmk_unique_section,
5635 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5636 unicosmk_asm_file_start, unicosmk_asm_file_end,
5637 unicosmk_output_common): Declare.
5639 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5640 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5641 alpha_does_function_need_gp, alpha_end_function): Support Cray
5643 (alpha_init_machine_status, alpha_mark_machine_status,
5644 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5645 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5646 unicosmk_asm_named_section, unicosmk_insert_attributes,
5647 unicosmk_section_type_flags, symbolic_operand,
5648 unicosmk_output_module_name, unicosmk_output_default_externs,
5649 unicosmk_output_dex, unicosmk_output_externs,
5650 unicosmk_output_addr_vec, unicosmk_ssib_name,
5651 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5652 unicosmk_asm_file_end, unicosmk_output_common,
5653 unicosmk_section_type_flags, unicosmk_unique_section,
5654 unicosmk_add_call_info_word, unicosmk_text_section,
5655 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5656 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5657 unicosmk_dex_count, unicosmk_special_name): New.
5658 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5659 TARGET_ABI_UNICOSMK.
5660 (get_aligned_mem, alpha_expand_unaligned_load,
5661 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5662 alpha_expand_unaligned_store_words): Support big-endian mode.
5663 (print_operand): Likewise. New format specifier 't'. Use
5664 TARGET_AS_SLASH_BEFORE_SUFFIX.
5665 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5666 (alpha_pv_save_size): Update with above change.
5667 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5668 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5671 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5672 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5673 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5674 (EXTRA_CONSTRAINT): New constraint 'U'.
5675 (PREDICATE_CODES): Add symbolic_operand.
5677 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5678 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5679 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5680 (integer division and modulus patterns): Split in default and
5682 (*divmodsi_internal, *divmoddi_internal): Disable for
5683 TARGET_ABI_UNICOSMK.
5684 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5685 little-endian and big-endian versions.
5686 (ext, ins, msk): Likewise.
5687 (extv, extzv, insv): Support big-endian mode.
5688 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5689 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5690 *tablejump_umk_internal, *call_value_umk): New.
5691 (*movdi_nofix): Add pattern for loading an address into a register on
5692 TARGET_ABI_UNICOSMK.
5693 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5694 (umk_mismatch_args, arg_home_umk): New.
5695 (various insns): Don't use mov, fmov, nop, fnop and unop.
5696 (realign): Support TARGET_ABI_UNICOSMK.
5698 * config/alpha/unicosmk.h: New file.
5699 * config/alpha/t-unicosmk: New file.
5701 * fixinc/inclhack.def (unicosmk_restrict): New.
5702 * fixinc/fixincl.x: Regenerate.
5704 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5705 (wchar_t): Check for and define __WCHAR_T__.
5707 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5709 * combine.c (simplify_shift_const): Treat shifts by the mode
5712 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5714 * cpphash.h (struct tokenrun): New.
5715 (struct cpp_context): New member bol.
5716 (struct cpp_reader): New members.
5717 (_cpp_init_tokenrun): New.
5718 * cppinit.c (cpp_create_reader): Set up the token runs.
5719 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5720 (lex_token): New internalised version of _cpp_lex_token. Don't
5721 handle directives or the multiple include opimisation here any
5722 more. Simply lex a token.
5723 * cpplib.c (run_directive): Clear bol.
5724 (_cpp_pop_buffer): Set bol.
5725 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5728 2001-09-11 Michael Meissner <meissner@redhat.com>
5730 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5731 give an error if the user uses -mfp32.
5732 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5734 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5735 floating point register size.
5736 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5738 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5739 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5741 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5742 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5744 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5746 * dbxout.c (dbxout_parms): Fix typo in comment.
5747 * unroll.c (loop_find_equiv_value): Ditto.
5748 * toplev.c (rest_of_compilation): Ditto.
5749 * loop.c (scan_loop): Ditto.
5750 * dwarf2out.c (struct dw_fde_struct): Ditto.
5752 2001-09-10 Zack Weinberg <zackw@panix.com>
5754 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5755 copying identifier when we're just going to throw it away.
5756 (parse_identifier_slow): New routine to handle abnormal cases.
5757 (_cpp_lex_token): Update call site.
5759 * hashtable.c (ht_lookup): Don't assume that the string we've
5760 been given is NUL-terminated.
5761 * system.h: #define __builtin_expect(a, b) to (a) if not
5764 2001-09-10 Michael Meissner <meissner@redhat.com>
5766 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5769 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5771 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5773 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5775 * builtins.c (c_getstr): Correct thinko in last change and further
5778 2001-09-10 Tim Freeman <tim@fungibole.com>
5780 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5781 into varray's and register them as roots with the garbage
5782 collector so they are not collected too soon.
5784 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5786 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5788 * basic-block.h (flow_obstack, label_value_list,
5789 tail_recursion_label_list): Declare
5790 (tidy_fallthru_edges): Declare.
5791 (expunge_block, last_loop_beg_note): Delete.
5792 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5794 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5795 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5796 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5797 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5798 expunge_block, flow_delete_block, compute_bb_for_insn,
5799 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5800 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5801 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5802 try_redirect_by_replacing_jump, last_loop_beg_note,
5803 redirect_edge_and_branch, redirect_edge_and_branch_force,
5804 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5805 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5806 commit_edge_insertions, dump_flow_info, debug_flow_info,
5807 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5808 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5809 Move here from flow.c
5810 * cfganal.c: New file.
5811 (forwarder_block_p, can_fallthru, mark_critical_edges,
5812 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5813 find_unreachable_blocks, create_edge_list, free_edge_list,
5814 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5815 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5816 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5817 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5818 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5819 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5820 Move here from flow.c
5821 * cfgbuild.c: New file
5822 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5823 make_edges, find_basic_blocks_1, find_basic_blocks,
5824 find_sub_basic_blocks): Move here from flow.c
5825 * cfgcleanup.c: New file.
5826 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5827 merge_blocks_move_predecessor_nojumps,
5828 merge_blocks_move_successor_nojumps, merge_blocks,
5829 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5830 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5831 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5833 * cfgloop.c: New file
5834 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5835 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5836 flow_loop_exit_edges_find, flow_loop_nodes_find,
5837 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5838 flow_loop_tree_node_add, flow_loops_tree_build,
5839 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5840 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5841 Move here from flow.c
5842 * flow.c: Remove everything moved elsewhere
5843 * output.h (cleanup_cfg): Return bool.
5845 * bb-reorder.c (reorder_block_def): Remove 'index'.
5846 (insert_intra_1): Add argument BB, set block for new note.
5847 (make_reorder_chain): Do not depdent on BB indexes.
5848 (make_reorder_chain_1): Do not use BB indexes.
5849 (label_for_bb): Likewise; set BB for new insn.
5850 (emit_jump_to_block_after): Likewise.
5851 (fixup_reoder_chain): Sanity check that all basic blocks
5852 are chained; verify newly created insn chain; remove
5853 undocnitional jump simplifying; Do not use BB indexes;
5854 properly initialize count and frequency information;
5855 dump reordered sequence.
5856 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5857 (insert_inter_bb_scope_notes): Set block for new insn.
5858 (reorder_basic_blocks): Dump flow info before reoredering.
5860 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5862 * alias.c (clear_reg_alias_info): Use K&R format definition.
5863 Avoid unsigned warning.
5864 * builtins.c: Use "unsigned int", not "unsigned".
5865 (target_char_cast): Use host_integerp and tree_low_cst.
5866 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5867 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5868 (c_getstr): Likewise.
5869 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5870 (builtin_memcpy_read_str): Avoid unsigned warning.
5871 (expand_builtin_memcpy): Alignments are unsigned.
5872 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5873 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5874 * predict.c (expensive_function_p): LIMIT now unsigned.
5875 * resource.c (mark_target_live_regs): Make some vars unsigned.
5876 * sdbout.c: Use "unsigned int", not "unsigned".
5877 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5878 (sdbout_source_line): Likewise.
5879 (sdbout_record_type_name): Remove "const" for NAME declaration.
5880 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5882 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5884 * calls.c (store_one_arg): Expand comment.
5886 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5888 * calls.c (store_one_arg): Make sure that the entire argument is
5889 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5891 2001-09-09 Richard Henderson <rth@redhat.com>
5893 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5895 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5897 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5899 2001-09-09 Richard Henderson <rth@redhat.com>
5901 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5902 (alpha_this_literal_sequence_number): New.
5903 (alpha_this_gpdisp_sequence_number): New.
5904 (some_operand, input_operand): Add HIGH.
5905 (local_symbolic_operand): New.
5906 (alpha_encode_section_info): New.
5907 (alpha_legitimate_address_p): Allow LO_SUM.
5908 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5909 (alpha_expand_mov): Likewise.
5910 (secondary_reload_class): Check memory_operand not general_operand
5912 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5913 (alpha_expand_unaligned_store): Likewise.
5914 (alpha_expand_unaligned_load_words): Likewise.
5915 (alpha_expand_unaligned_store_words): Likewise.
5916 (alpha_expand_block_clear): Likewise.
5917 (print_operand): Handle %#, %*, %H.
5918 (print_operand_address): Handle LO_SUM.
5920 (alpha_does_function_need_gp): Use it.
5921 (alpha_expand_block_move): Fix signed compare warnings.
5922 (alpha_sa_mask, alpha_align_insns): Likewise.
5923 * config/alpha/alpha-protos.h: Update.
5924 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5925 (MASK_EXPLICIT_RELOCS): New.
5926 (TARGET_SWITCHES): Add -mexplicit-relocs.
5927 (EXTRA_CONSTRAINT): Add 'T'.
5928 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5929 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5930 (ENCODE_SECTION_INFO): Out line.
5931 (REDO_SECTION_INFO_P): New.
5932 (STRIP_NAME_ENCODING): New.
5933 (ASM_OUTPUT_LABELREF): New.
5934 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5935 (PREDICATE_CODES): Update.
5936 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5937 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5938 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5939 builtin_setjmp_receiver_er, exception_receiver_1_er,
5940 call_value_osf_1_er): New patterns.
5941 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5942 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5943 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5944 (FINAL_PRESCAN_INSN): New.
5946 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5948 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5950 2001-09-08 Andreas Jaeger <aj@suse.de>
5952 * i386.h (TARGET_SWITCHES): Fix description.
5954 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5956 * rs6000.c (num_insns_constant): Compute number of instructions
5959 * doc/install.texi: Explain AIX exception handling work-around.
5960 Update URL for AIX fixes.
5962 2001-09-07 Jim Wilson <wilson@redhat.com>
5964 * alias.c (clear_reg_alias_info): New.
5965 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5966 * rtl.h (clear_reg_alias_info): Declare.
5968 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5970 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5972 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5973 (m16m,edivm,emulm): Change declaration to match definition.
5975 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5977 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5978 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5981 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5983 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5984 which have no corresponding C type.
5985 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5986 the representation of 64-bit doubles to work with 64-bit ints.
5988 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5990 * config/mips/mips.c (override_options): Do not override ISA when ABI
5991 specified if MIPS_CPU_STRING_DEFAULT was specified.
5993 2001-09-07 Richard Henderson <rth@redhat.com>
5995 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5996 (express_from_1): Wrap lines.
5997 * rtlanal.c (commutative_operand_precedence): Rename from
5998 operand_preference; export.
5999 * rtl.h: Declare it.
6000 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6001 (simplify_binary_operation): Invoke simplify_plus_minus on
6002 (CONST (PLUS ...)) as well.
6003 (struct simplify_plus_minus_op_data): New.
6004 (simplify_plus_minus_op_data_cmp): New.
6005 (simplify_plus_minus): Use them. Avoid infinite recursion with
6006 simplify_binary_operation wrt CONST.
6008 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6010 * h8300-protos.h (general_operand_dst_push): Remove.
6011 * h8300.c (general_operand_dst_push): Likewise.
6012 * h8300.h (OK_FOR_T): Likewise.
6013 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6014 * h8300.md (pushqi_h8300): New.
6015 (pushqi_h8300hs): Likewise.
6017 (pushhi_h8300): Likewise.
6018 (pushhi_h8300hs): Likewise.
6021 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6023 * genattrtab.c (attr_printf): First arg is unsigned.
6024 Clean up formatting of callers.
6026 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6028 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6031 2001-09-07 Andreas Jaeger <aj@suse.de>
6033 * i386.h (TARGET_SWITCHES): Fix descriptions.
6035 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6037 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6039 2001-09-06 Ira Ruben <ira@apple.com>
6041 Remove OP_IDENTIFIER.
6042 * tree.def (OP_IDENTIFIER): Remove.
6043 * tree.c (tree_node_kind enum): Remove op_id_kind.
6044 (tree_node_kind_names): Remove "op_identifiers".
6045 (make_node): Remove OP_IDENTIFIER test.
6046 (build_op_identifier): Removed because it isn't being used.
6047 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6048 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6050 2001-09-06 Richard Henderson <rth@redhat.com>
6052 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6054 2001-09-06 Richard Henderson <rth@redhat.com>
6056 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6059 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6062 number used for CR register.
6064 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6065 Joern Rennecke (amylaar@cygnus.com)
6067 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6068 * h8300.c (initial_offset): Handle offset between RP and FP.
6069 (h8300_return_addr_rtx): New function.
6070 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6072 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6073 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6074 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6075 (CAN_ELIMINATE, REGISTER_NAMES):
6076 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6078 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6080 Remove TYPE_NONCOPIED_PARTS.
6081 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6082 (struct tree_type): Remove noncopied_parts.
6083 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6084 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6085 (fixed_type_p): Remove.
6086 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6087 (expand_expr, MODIFY_EXPR): Likewise.
6088 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6089 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6091 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6093 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6095 (mask64_operand): Likewise.
6096 (includes_rldic_lshift_p): Likewise.
6097 (includes_rldicr_lshift_p): Likewise.
6099 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6101 * objc/objc-act.c (build_message_expr): If a class method cannot
6102 be found, do not issue a warning if a corresponding instance
6103 method exists in the root class.
6105 2001-09-05 Richard Henderson <rth@redhat.com>
6107 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6109 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6111 * function.c (ggc_mark_struct_function): Mark f->outer.
6112 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6113 * integrate.c (output_inline_function): ... not here.
6115 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6117 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6119 * i386.c (size_cost): New static variable.
6120 (override_function): Use size_cost when -Os is specified.
6122 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6123 properly; Use current_function_calls_eh_return.
6124 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6125 use leave to avoid dependency chain.
6127 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6128 get BB loop_depth instead of computing it from LOOP notes.
6130 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6132 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6134 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6135 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6136 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6138 2001-09-05 Jeffrey A Law (law@cygnus.com)
6139 Jason Merrill (jason@redhat.com)
6141 * stor-layout.c (layout_type): Complain if an array's size can
6142 not be represented in a size_t.
6144 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6146 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6148 * gcc.c: (process_command) Add parentheses around assignment
6149 used as truth value.
6151 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6153 * config/mips/mips.c (save_restore_insns): Don't mark any register
6154 save slots as unchanging if current_function_calls_eh_return.
6156 2001-09-05 Richard Henderson <rth@redhat.com>
6158 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6159 * config/alpha/alpha-protos.h: Declare it.
6160 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6161 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6162 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6163 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6164 (REG_OK_FOR_BASE_P): Select one of the above.
6166 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6168 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6169 (crti.o): Prefix name of object file with $(T).
6172 2001-09-05 David S. Miller <davem@redhat.com>
6174 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6175 * config/sparc/linux64.h: Likewise.
6177 2001-09-05 Andreas Jaeger <aj@suse.de>
6179 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6180 available anymore, remove the documentation.
6181 (i386 Options): Fix typo, cleanup index entries.
6183 * prefix.c (concat): Remove, we can use the version from liberty.
6185 2001-09-05 Richard Henderson <rth@redhat.com>
6187 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6188 New functions split out of md file expanders.
6189 * config/alpha/alpha-protos.h: Declare them.
6190 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6192 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6194 * cppmacro.c (funlike_invocation_p): No need to restore context.
6196 2001-09-04 Richard Henderson <rth@redhat.com>
6198 * reload.c (push_reload): Export.
6199 * reload.h (push_reload): Declare it.
6201 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6202 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6203 * config/alpha/alpha.c (alpha_legitimize_address): New.
6204 (alpha_legitimize_reload_address): Likewise.
6205 * config/alpha/alpha-protos.h: Declare them.
6207 2001-09-04 Stan Shebs <shebs@apple.com>
6209 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6210 * config/darwin.c (machopic_stub_name): Account for internally
6211 generated lib calls such as memcpy.
6213 2001-09-04 Richard Henderson <rth@redhat.com>
6215 * unwind.h (_UA_END_OF_STACK): New flag.
6216 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6218 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6220 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6222 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6224 * config/mips/mips.c (save_restore_insns): Change base_offset to
6225 fp_offset in second call to mips_emit_frame_related_store.
6227 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6229 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6230 sometimes be represented as a NOTE of type
6231 NOTE_INSN_DELETED_LABEL.
6232 (Insns): Document NOTE_INSN_DELETED_LABEL.
6234 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6236 * c-common.h (tree_dump_index): Add more comments.
6237 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6238 (dump_option_value_info): New struct.
6239 (dump_options): New array.
6240 (dump_switch_p): Parse switch options symbolically.
6241 * doc/invoke.texi (-fdump-ast): Rename to ...
6242 (-fdump-tree): ... here. Document that options are symbolic, and
6243 not all are applicable.
6245 2001-09-04 David S. Miller <davem@redhat.com>
6247 * config/sparc/sparc.md (define_splits): Kill constraints.
6249 Cleanup redundant and unused insn attributes.
6250 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6251 binary, and move. Mark ialu as default.
6252 (commented out define_function_unit "alu"): Kill.
6253 (define_attr "use_clobbered"): Kill.
6254 (whole file): Kill address insn type references. Replace
6255 all unary/binary/move references with ialu.
6256 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6257 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6260 Simplify length insn attribute and make more judicious use
6261 of insn attribute defaulting.
6262 * config/sparc/sparc.md (all insns with length > one): Mark as
6263 insn type multi if real instructions, else use default if
6264 it is a forced splitter.
6265 (all insns with length == one): Use default insn length.
6266 (all insns of type ialu): Use default insn type.
6268 Fix erroneous insn attribute settings.
6269 (addx): Set insn type to misc.
6270 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6271 const_umulsidi3_sp64): Set insn type to imul.
6273 Track SFmode vs DFmode insns according to UltraSPARC
6275 * config/sparc/sparc.md ("fptype"): New attribute, default
6277 (all DFmode single insns): Mark as fptype "double".
6279 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6281 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6283 2001-09-03 Richard Henderson <rth@redhat.com>
6285 * function.h (struct function): Add arg_pointer_save_area_init.
6286 * function.c (expand_function_end): Init arg_pointer_save_area.
6287 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6288 when called from a nested function.
6290 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6292 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6295 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6297 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6299 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6301 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6302 (emit_push_insn): Use specified padding direction when
6303 STACK_PUSH_CODE is POST_INC.
6305 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6307 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6309 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6311 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6313 * cppinit.c (cpp_start_read): Free the imacros list as we
6314 traverse it. Don't free the chains before returning.
6315 (_cpp_push_next_buffer): Only try pushing buffers if we've
6316 completed -imacros handling.
6318 2001-08-31 Eric Christopher <echristo@redhat.com>
6320 * gcc.c (handle_braces): Add explaination for abort.
6322 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6324 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6325 move adjustment of bitpos instead.
6327 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6329 * function.c: Remove all_functions. Make outer_function_chain
6331 (init_function_start): Don't add new function structure to
6333 (find_function_data, push_function_context_to,
6334 pop_function_context_from, put_var_into_stack,
6335 trampoline_address): Update for changed structure element names.
6336 (push_function_context_to): Disentangle.
6337 (free_after_compilation): Also free F.
6338 (expand_dummy_function_end): Don't free cfun here.
6339 (put_var_into_stack): Comment why we can't use find_function_data here.
6340 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6341 (mark_function_chain): Split into maybe_mark_struct_function and
6342 ggc_mark_struct_function. Export the latter.
6343 (init_function_once): Mark from cfun and outer_function_chain;
6346 * function.h (struct function): Kill next_global. Rename next
6347 to outer. All users updated to match.
6348 (all_functions, outer_function_chain): Don't declare.
6350 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6351 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6352 don't touch f->inlinable, after calling rest_of_compilation.
6354 * tree.h: Forward-declare struct function. Prototype
6355 ggc_mark_struct_function.
6357 2001-08-31 Kazu Hirata <kazu@hxi.com>
6359 * config/h8300/h8300.md (*andorhi3): Fix typos.
6361 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6363 * calls.c (emit_library_call_value): Don't use a fixed
6364 argument after VA_CLOSE, i.e. out of scope in traditional C.
6366 * emit-rtl.c (gen_rtvec): Likewise.
6368 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6370 * Makefile.in (c-pragma.o): Depend on output.h.
6371 (reorg.o): Depend on except.h.
6373 * c-pragma.c: Include output.h.
6375 * reorg.c: Include except.h.
6377 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6379 2001-08-31 Richard Henderson <rth@redhat.com>
6381 * sched-deps.c (add_dependence): Don't elide dependency if the
6382 conditional used by insn is modified in elem.
6384 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6386 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6388 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6390 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6393 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6395 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6397 (stormy16_asm_out_constructor): New function.
6398 (TARGET_ASM_CONSTRUCTOR): Define.
6399 (TARGET_ASM_DESTRUCTOR): Define.
6401 2001-08-31 Andreas Jaeger <aj@suse.de>
6403 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6404 * loop.c (add_label_notes): Likewise.
6405 * reload.c (find_reloads): Likewise.
6406 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6408 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6410 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6411 code here. Take _Unwind_{W,Sw}ord*.
6412 (read_encoded_value_with_base): Use them.
6413 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6415 (extract_cie_info): Simplify read_?leb128 handling.
6416 (execute_stack_op, execute_cfa_program): Likewise.
6417 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6419 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6421 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6422 the frame pointer to pop the stack if convenient.
6424 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6425 Don't use post-increment before combine.
6426 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6427 a call-saved register.
6429 2001-08-31 Andreas Jaeger <aj@suse.de>
6431 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6434 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6436 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6437 not DIV/MOD, of course.
6439 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6441 * rtl.def: Undo my patch commited 2001-08-27.
6443 * genattrtab.c: Ditto.
6447 * sched-int.h: Ditto.
6449 * target-def.h: Ditto.
6453 * haifa-sched.c: Ditto.
6455 * sched-rgn.c: Ditto.
6457 * sched-vis.c: Ditto.
6459 * Makefile.in: Ditto.
6461 * doc/md.texi: Ditto.
6463 * doc/tm.texi: Ditto.
6465 * doc/contrib.texi: Ditto.
6467 * doc/gcc.texi: Ditto.
6469 * genattrtab.h: Remove it.
6471 * genautomata.c: Remove it.
6473 * genattr.c: Undo my patch and Richard Henderson's patch commited
6476 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6478 * config.gcc (h8300-*-elf*): New case.
6479 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6480 (SUBTARGET_CPP_SPEC): Define.
6481 (EXTRA_SPECS): Define.
6482 (SUBTARGET_EXTRA_SPECS): Define.
6483 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6484 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6486 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6488 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6489 (LIB2FUNCS_EXTRA): Define.
6490 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6491 config/h8300/fixunssfsi.c: New file.
6493 2001-08-30 Kazu Hirata <kazu@hxi.com>
6495 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6496 define_expand to accommodate target-specific attributes.
6497 (anonymous zero_extendqihi2 patterns): New.
6499 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6501 * h8300.md (*andorhi3): New pattern.
6503 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6505 * h8300.c (dosize): Fix test for "sub".
6507 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6509 * c-typeck.c (pointer_diff): Try to eliminate common term before
6512 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6514 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6515 Account for the saves of the FP registers.
6517 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6518 (TEXT_SECTION_ASM_OP): Define.
6519 (INIT_SECTION_ASM_OP): Define.
6520 (FINI_SECTION_ASM_OP): Define.
6521 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6522 (RDATA_SECTION_FUNCITON): Provide prototype.
6524 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6526 * reload1.c (move2add_note_store): Correct typo checking for
6529 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6531 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6532 note should not be considered outside the libcall block.
6534 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6536 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6538 2001-08-29 Kazu Hirata <kazu@hxi.com>
6540 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6542 2001-08-29 Kazu Hirata <kazu@hxi.com>
6544 * config/h8300/h8300-protos.h: Add a prototype for
6546 * config/h8300/h8300.c (emit_logical_op): New.
6547 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6554 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6556 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6557 comparison with rtx INTVAL.
6558 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6560 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6562 2001-08-29 Kazu Hirata <kazu@hxi.com>
6564 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6567 2001-08-29 Kazu Hirata <kazu@hxi.com>
6569 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6570 (reg n) to (mem (pre_dec (reg n))
6571 (anonymous movsi pattern): Likewise.
6573 2001-08-29 Kazu Hirata <kazu@hxi.com>
6575 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6577 2001-08-29 Kazu Hirata <kazu@hxi.com>
6579 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6580 several special constants.
6582 2001-08-29 Kazu Hirata <kazu@hxi.com>
6584 * config/h8300/lib1funcs.asm: Fix comment typos.
6586 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6588 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6589 Fix format specifier warnings.
6591 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6592 inet_makeaddr, semctl): Prototype.
6594 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6595 (save_restore_insns): Use base_offset, not gp_offset.
6597 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6598 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6600 2001-08-29 Richard Henderson <rth@redhat.com>
6602 * bb-reorder.c (function_tail_eff_head): New.
6603 (record_effective_endpoints): Set it.
6604 (fixup_reorder_chain): Use it.
6606 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6610 2001-08-28 Dale Johannesen <dalej@apple.com>
6612 * config/darwin.c (machopic_function_base_name): Add const
6613 qualifier to a string.
6614 (darwin_encode_section_info): Ditto.
6616 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6618 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6619 function definition.
6621 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6623 * df.h (struct df): Add rts_order variable.
6625 * df.c (df_visit_next_rts): New function.
6626 (df_visit_next): Renamed to df_visit_next_rc
6627 (df_analyse_1): Allocate/compute/free rts_order as well.
6628 (df_rd_global_compute): Use df_visit_next_rc instead of
6630 (df_ru_global_compute): Use df_visit_next_rts instead of
6633 * flow.c (flow_reverse_top_sort_order_compute): New function.
6635 * basic-block.h: Add prototype.
6637 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6639 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6640 blocks, the BB_REACHABLE is now set, rather than aux being
6641 non-NULL. Update the test to reflect this.
6643 2001-08-28 Eric Christopher <echristo@redhat.com>
6645 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6646 config/mips/crti.asm: Ditto.
6648 2001-08-28 Eric Christopher <echristo@redhat.com>
6649 Richard Henderson <rth@redhat.com>
6651 * c-pragma.h (add_weak): Move prototype from here...
6652 * output.h (add_weak): ... to here.
6653 * varasm.c (add_weak): Fix typo.
6654 * config/mips/crti.asm: New file.
6655 * config/mips/crtn.asm: Ditto.
6656 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6657 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6658 (INVOKE__main): Ditto.
6659 (INIT_SECTION_ASM_OP): New.
6660 (FINI_SECTION_ASM_OP): Ditto.
6661 (STARTFILE_SPEC): Add crti.
6662 (ENDFILE_SPEC): Add crtn.
6663 * config/mips/elf64.h: Same.
6664 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6666 * config/mips/vxworks.h: Ditto.
6667 * config/mips/t-elf: Support crti and crtn.
6669 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6671 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6674 2001-08-28 Richard Henderson <rth@redhat.com>
6676 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6677 (one_cmplbi2 splitter): Remove redundant test.
6679 2001-08-28 Dale Johannesen <dalej@apple.com>
6681 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6683 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6685 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6687 2001-08-28 Stan Shebs <shebs@apple.com>
6689 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6690 (UNALIGNED_SHORT_ASM_OP): Define.
6691 (UNALIGNED_INT_ASM_OP): Define.
6693 2001-08-28 Will Cohen <wcohen@redhat.com>
6695 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6696 generation for first set.
6698 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6700 * flow.c (redirect_edge_succ_nodup): Return new edge.
6701 (try_simplify_condjump): Use new edge.
6702 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6704 * cse.c (cse_basic_block): Skip note instructions.
6706 2001-08-27 Richard Henderson <rth@redhat.com>
6708 * combine.c (combine_simplify_rtx): Don't reverse condition
6709 if there is no reverse for the condition.
6710 (simplify_comparison): Don't simplify subregs from INT to FP.
6712 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6713 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6714 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6715 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6716 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6717 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6719 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6721 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6722 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6724 (adddi_dilshr32, adddi_dishl32): Only data register can be
6725 source for mem destination.
6727 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6728 and use bitnum to decide about register move.
6730 2001-08-27 Richard Henderson <rth@redhat.com>
6732 * genattr.c (main): Emit state_t even when not doing scheduling.
6734 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6735 Richard Henderson <rth@redhat.com>
6737 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6738 (reg_avail_info, current_bb): ... these.
6739 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6740 (compute_hash_table): Likewise.
6742 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6744 * flow.c (verify_flow_info): Use checksums to verify edges.
6746 2001-08-27 Richard Henderson <rth@redhat.com>
6748 * genautomata.c (expand_automata): Always create a description.
6750 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6752 * optabs.c (expand_binop): Correctly handle the carry in multiword
6753 add/subtract operations.
6755 2001-08-27 Fred Fish <fnf@be.com>
6757 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6760 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6762 * reload.c (find_reloads_toplev): Back out this change:
6764 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6766 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6767 mem if the address is a mode_dependent_address_p.
6769 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6771 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6772 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6773 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6776 * genattr.c (main): New variable num_insn_reservations. Increase
6777 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6778 pipeline hazard recognizer interface.
6780 * genattrtab.h: New file.
6782 * genattrtab.c: Include genattrtab.h.
6783 (attr_printf, check_attr_test, make_internal_attr,
6784 make_numeric_value): Move protypes into genattrtab.h. Define them
6786 (num_dfa_decls): New global variable.
6787 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6788 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6789 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6790 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6792 * genautomata.c: New file.
6794 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6796 * sched-int.h: (curr_state): Add the external definition for
6797 automaton pipeline interface.
6798 (haifa_insn_data): Add comments for members blockage and units.
6800 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6801 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6802 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6803 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6804 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6805 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6806 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6808 (TARGET_SCHED): Use the new macros.
6810 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6811 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6812 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6813 dfa_bubble): New members in gcc_target.sched.
6815 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6816 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6817 (insn_queue): Redefine it as pointer to array.
6818 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6820 (max_insn_queue_index_macro_value): New variable.
6821 (curr_state, dfa_state_size, ready_try): New varaibles for
6822 automaton interface.
6823 (ready_element, ready_remove, max_issue): New function prototypes
6824 for automaton interface.
6825 (choose_ready): New function prototype.
6826 (insn_unit, blockage_range): Add comments.
6827 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6828 FUNCTION_UNITS_SIZE == 0.
6829 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6830 actual_hazard, potential_hazard): Add comments.
6831 (insn_cost): Use cost -1 as undefined value. Remove
6832 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6834 (ready_element, ready_remove): New functions for automaton
6836 (schedule_insn): Add new code for automaton pipeline interface.
6837 (queue_to_ready): Add new code for automaton pipeline interface.
6838 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6839 (debug_ready_list): Print newline when the queue is empty.
6840 (max_issue): New function for automaton pipeline interface.
6841 (choose_ready): New function.
6842 (schedule_block): Add new code for automaton pipeline interface.
6843 Print ready list before scheduling each insn.
6844 (sched_init): Add new code for automaton pipeline interface.
6845 Initiate insn cost by -1.
6846 (sched_finish): Free the current automaton state and finalize
6847 automaton pipeline interface.
6849 * sched-rgn.c: Include target.h.
6850 (init_ready_list, new_ready, debug_dependencies): Add new code for
6851 automaton pipeline interface.
6853 * sched-vis.c: Include target.h.
6854 (get_visual_tbl_length): Add code for automaton interface.
6855 (target_units, print_block_visualization): Add comments.
6857 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6858 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6859 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6860 (getruntime.o, genautomata.o): New entries.
6861 (genattrtab.o): Add new dependency file genattrtab.h.
6862 (genattrtab): Add new dependencies. Link it with `libm.a'.
6863 (getruntime.o, hashtab.o): New entries for canadian cross.
6865 * doc/md.texi: Description of automaton based model.
6867 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6869 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6870 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6871 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6872 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6873 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6874 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6875 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6877 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6878 MAX_DFA_ISSUE_RATE): New macro descriptions.
6880 * doc/contrib.texi: Add dfa based scheduler contribution.
6882 * doc/gcc.texi: Add more information about genattrtab.
6884 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6886 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6889 2001-08-27 Richard Henderson <rth@redhat.com>
6891 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6892 (get_arg_pointer_save_area): New. Create an init it here.
6893 (fix_lexical_addr): Use it.
6894 * function.h: Declare it.
6895 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6896 * stmt.c (expand_nl_goto_receiver): Use it.
6898 2001-08-27 Richard Henderson <rth@redhat.com>
6900 * final.c (final_scan_insn): Don't enter APP_ON mode for
6903 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6904 alignment for assemble_integer for DW_EH_PE_aligned.
6905 * except.c (output_function_exception_table): Likewise.
6907 2001-08-26 Andreas Jaeger <aj@suse.de>
6909 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6911 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6913 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6915 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6917 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6919 (mask64_operand): Likewise.
6920 (rldic_operand): Delete.
6921 (includes_lshift64_p): Delete.
6922 (includes_rldic_lshift_p): New function.
6923 (includes_rldicr_lshift_p): New function.
6924 (print_operand): Don't call rldic_operand in case 'W'.
6925 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6926 (includes_lshift64_p): Remove.
6927 (includes_rldic_lshift_p): Declare.
6928 (includes_rldicr_lshift_p): Declare.
6929 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6930 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6931 Replace match_operand rldic_operand predicate with
6932 const_int_operand. Replace includes_lshift64_p condition with
6933 includes_rldic_lshift_p.
6934 <ashldi3_internal 64 bit rldicr patterns>: New.
6936 2001-08-27 Andreas Jaeger <aj@suse.de>
6938 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6939 * errors.c: Likewise.
6940 * final.c: Likewise.
6941 * dwarf2asm.c: Likewise.
6942 * doprint.c (checkit): Likewise.
6943 * diagnostic.c: Likewise.
6944 * collect2.c: Likewise.
6945 * calls.c: Likewise.
6946 * c-semantics.c (build_stmt): Likewise.
6947 * c-format.c (status_warning): Likewise.
6948 * c-errors.c (pedwarn_c99): Likewise.
6949 * builtins.c (validate_arglist): Likewise.
6950 * config/pj/pj.c (pj_printf): Likewise.
6951 * fix-header.c: Likewise.
6953 * gcov.c (fnotice): Likewise.
6954 * gensupport.c (message_with_line): Likewise.
6955 * mips-tfile.c: Likewise.
6956 * protoize.c (notice): Likewise.
6957 * read-rtl.c (fatal_with_file_and_line): Likewise.
6958 * rtl-error.c: Likewise.
6959 * tradcpp.c: Likewise.
6961 * cp/tree.c (build_min_nt): Likewise.
6962 (build_min): Likewise.
6963 * cp/lex.c: Likewise.
6964 * cp/errfn.c: Likewise.
6965 * cp/rtti.c (create_pseudo_type_info): Likewise.
6967 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6969 * df.c (df_uses_record): Return after recording all uses
6972 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6974 * df.c (df_insn_modify): Realloc the INSN table here, if
6975 necessary, here, too.
6977 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6979 * config/mips/mips.c (mips_function_value): Handle complex return
6982 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6984 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6986 * reload.c (make_memloc): Copy result if it is still
6987 reg_equiv_memory_loc[regno] on return.
6988 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6989 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6990 reg_equiv_mem are modified by the substitutions.
6992 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6994 * predict.c (expensive_function_p): New.
6995 * rtl.h (expensive_function_p): Declare.
6996 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6997 (use_fast_prologue_epilogue): New static variable.
6998 (expand_prologue): Set it; emit short prologues if unset.
6999 (expand_epilogue): Likewise.
7001 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7003 * config.gcc: Add stormy16-*-elf case.
7004 * config/stormy16/stormy-abi: New file.
7005 * config/stormy16/stormy16-lib2.c: New file.
7006 * config/stormy16/stormy16-protos.h: New file.
7007 * config/stormy16/stormy16.c: New file.
7008 * config/stormy16/stormy16.h: New file.
7009 * config/stormy16/stormy16.md: New file.
7010 * config/stormy16/t-stormy16: New file.
7012 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7014 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7016 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7018 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7019 descriptor members are pointer size, not constant 4.
7020 * config/rs6000/rs6000.md (define_splits): Remove more unused
7023 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7025 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7027 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7029 * cp/rtti.c (VPARAMS): Fix parameter.
7031 2001-08-24 Zack Weinberg <zackw@panix.com>
7033 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7035 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7037 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7038 in if controlling use of insv.
7039 (extract_bit_field): Likewise, for extv and extzv.
7041 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7043 * i386.md (movcc peep2): Fix load of 0.
7045 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7047 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7048 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7050 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7052 * c-pragma.h: Move weak_syms and weak_decls...
7053 * varasm.c: ...here. Now static.
7054 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7055 depend on HANDLE_PRAGMA_WEAK.
7057 * c-common.c (c_alignof, c_alignof_expr): Move here...
7058 * c-typeck.c: ...from here.
7059 * c-tree.h, c-common.h: Adjust.
7061 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7063 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7064 instead of incrementing it.
7066 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7067 asm ready, don't try to move them all into the same array element.
7069 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7071 * function.c (thread_prologue_and_epilogue_insns): Avoid
7072 fallthru flag on edge to exit.
7074 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7076 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7079 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7081 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7082 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7083 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7086 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7088 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7089 replace "GNU CC" with "GCC".
7091 2001-08-23 Richard Henderson <rth@redhat.com>
7093 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7094 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7095 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7096 Need GR between FR and not GR_AND_FR.
7097 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7098 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7099 AR regs before GR regs.
7100 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7101 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7102 (REGISTER_MOVE_COST): Update.
7103 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7105 2001-08-23 Richard Henderson <rth@redhat.com>
7107 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7110 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7112 * reload1.c (emit_reload_insns): Don't look for notes
7113 on a NULL store_insn.
7115 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7118 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7119 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7120 format specifier warnings.
7121 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7123 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7125 * config/i386/i386-protos.h: Correct declaration of
7126 i386_pe_asm_named_section.
7128 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7130 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7132 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7134 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7136 * cpperror.c (print_location): Don't show _Pragma.
7137 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7138 and file change callback generation here.
7139 (stack_include_file): Update use of cpp_push_buffer.
7140 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7141 (struct cpp_buffer): Remove type, pfile members.
7142 * cppinit.c (cpp_handle_option): Use free_chain.
7143 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7144 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7145 a cpp_reader rather than a cpp_buffer.
7146 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7147 skip_line_comment, parse_string, lex_percent, lex_dot,
7148 _cpp_lex_token): Update accordingly.
7149 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7151 (cpp_push_buffer): Update prototype.
7152 (run_directive): Update use of cpp_push_buffer.
7153 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7154 handle_assertion): Update use of run_directive.
7155 * cpplib.h (enum cpp_buffer_type): Remove.
7156 (cpp_push_buffer): Update prototype.
7157 * fix-header.c (read_scan_file): Update.
7159 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7161 * gcc.c (struct prefix_list): Change prefix to const char *.
7163 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7165 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7167 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7169 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7172 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7175 * ifcvt.c (dead_or_predicable): Adjust.
7176 * loop.c (find_and_verify_loops): Adjust.
7177 * stmt.c (expand_end_case): Adjust.
7178 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7179 head and end insn pointers in the basic block, not just local copies.
7180 (merge_blocks_move_predecessor_nojumps): Likewise.
7182 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7184 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7185 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7186 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7187 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7188 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7189 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7190 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7191 conditions.h, config.gcc, configure.frag, configure.in,
7192 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7193 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7194 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7195 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7196 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7197 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7198 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7199 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7200 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7201 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7202 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7203 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7204 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7205 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7206 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7207 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7208 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7209 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7210 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7211 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7212 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7213 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7214 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7215 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7216 params.h, predict.c, predict.def, predict.h, prefix.c,
7217 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7218 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7219 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7220 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7221 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7222 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7223 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7224 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7225 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7226 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7227 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7228 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7229 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7230 xcoffout.h: replace "GNU CC" with "GCC".
7232 2001-08-21 Richard Henderson <rth@redhat.com>
7234 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7235 (final_scan_insn): Consider jump tables data even if we have no
7236 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7238 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7239 (ASM_OUTPUT_CASE_END): Remove.
7240 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7241 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7242 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7244 2001-08-21 Richard Henderson <rth@redhat.com>
7246 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7247 at barrier insns. Emit stop bits before barriers.
7249 * flow.c (flow_find_cross_jump): Don't consider unconditional
7250 return insns for commoning.
7252 * final.c (compute_alignments): Fix typo.
7254 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7255 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7256 (store_bit_field): Use mode_for_extraction more places.
7257 (extract_bit_field): Likewise.
7259 2001-08-21 Zack Weinberg <zackw@panix.com>
7261 * caller-save.c: Don't include insn-codes.h.
7262 (reg_save_code, reg_restore_code): Make arrays of int.
7263 All uses updated to match.
7264 (insert_save, insert_restore): No need to initialize "code"
7265 variable upon declaration.
7266 * Makefile.in: update dependencies; fix typo in clean rule.
7268 2001-08-21 Richard Henderson <rth@redhat.com>
7270 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7271 (merge_if_block): Handle fallout from same.
7273 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7275 * builtins.c (type_to_class): Fix typo in last change.
7277 2001-08-21 Richard Henderson <rth@redhat.com>
7279 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7280 ia64_asm_output_label.
7282 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7283 copy of gp while the real gp register contains garbage.
7285 2001-08-21 Zack Weinberg <zackw@panix.com>
7287 * expmed.c (mode_for_extraction): New function.
7288 (store_bit_field, extract_bit_field): Use it.
7289 * expr.h: Prototype it and provide an enum for its first argument.
7291 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7292 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7293 and digging through the insn_data tables.
7294 * Makefile.in: Update dependencies.
7296 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7298 * cppfiles.c (stack_include_file): line-map.c now handles include
7300 (handle_missing_handler): Similarly.
7301 (_cpp_execute_include): Similarly.
7302 (_cpp_pop_file_buffer): Similarly.
7303 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7304 buffer_stack_depth and include_depth.
7305 * cpplib.c (do_include_common): line-map.c now handles include depth.
7306 (cpp_push_buffer): Similarly.
7307 (_cpp_pop_buffer): Similarly.
7308 * cppmacro.c (builtin_macro): Update.
7309 * line-map.c (init_line_maps): Set depth.
7310 (add_line_map): Increment "used" earlier. Update and use the
7312 (trace_include): Use the include depth.
7313 * line-map.h (struct line_maps): New member depth.
7315 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7317 * cppfiles.c (stack_include_file): Don't handle -H here.
7318 * cppinit.c (cpp_start_read): Set include tracing after
7319 cpp_post_options and after stacking the main file.
7320 * line-map.c (trace_include): New.
7321 (init_line_maps, add_line_map): Update.
7322 * line-map.h (struct line_maps): New member trace_includes.
7324 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7326 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7327 * cppfiles.c (stack_include_file): Only stack a file if there
7328 is something to do. Return a boolean indicating whether a
7329 buffer was stacked or not.
7330 (_cpp_execute_include): Similarly.
7331 (_cpp_read_file): Similarly.
7332 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7334 2001-08-21 Sam Steingold <sds@gnu.org>
7336 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7337 (RECACHE): keep obufp_before_macroname up to date
7339 2001-08-21 Zack Weinberg <zackw@panix.com>
7341 * stmt.c: Don't include insn-codes.h.
7342 (expand_end_case): Machine specific logic moved to expr.c.
7343 No need to worry about __builtin_classify_type.
7344 (check_for_full_enumeration_handling, emit_case_nodes):
7347 * builtins.o (expand_builtin_classify_type): Split up so code
7348 can be shared with fold_builtin_classify_type.
7349 (type_to_class, fold_builtin_classify_type): New functions.
7350 (fold_builtins): Handle __builtin_classify_type.
7352 * expr.c (do_tablejump): Now static.
7353 (case_values_threshold, try_casesi, try_tablejump): New;
7354 code mostly from stmt.c (expand_end_case).
7355 (expr.h): Update prototypes.
7357 * Makefile.in (stmt.o): Update dependencies.
7359 2001-08-21 Will Cohen <wcohen@redhat.com>
7361 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7362 declaration of variable i.
7363 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7364 declaration of variable i.
7366 2001-08-21 Richard Henderson <rth@redhat.com>
7368 * crtstuff.c: Fix thinko last change. Move list tails to start
7369 of CRT_END section. Tidy ifdefs.
7370 (__EH_FRAME_BEGIN__): Always static for ELF.
7371 (__do_global_ctors_1): Rename from __frame_dummy.
7372 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7373 name change; don't hide __EH_FRAME_BEGIN__.
7375 2001-08-21 Richard Henderson <rth@redhat.com>
7377 * gdbinit.in: Move break on exit after break on fancy_abort.
7379 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7382 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7384 * cpphash.h (_cpp_push_next_buffer): New.
7385 * cppinit.c (do_includes): Remove.
7386 (push_include, free_chain, _cpp_push_next_buffer): New.
7387 (cpp_start_read): Use them to rework command line option handling.
7388 (cpp_handle_option): Combine handling of -include and -imacros.
7389 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7390 appropriate. Always insert missing \n at EOF.
7391 * cpplib.c (start_directive): Get the directive position right.
7392 * cppmain.c (cb_file_change): Always print the first line, unless
7395 2001-08-20 Andreas Jaeger <aj@suse.de>
7397 * profile.c (compute_branch_probabilities): Remove extra new-line
7399 * flow.c (verify_flow_info): Likewise.
7401 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7403 * basic-block.h (basic_block): Add new field 'flags'.
7404 (BB_REACHABLE): Define.
7405 (expunge_block): Declare.
7406 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7407 (EXIT_BLOCK_PTR): Ditto.
7408 (expunge_block): Remove static declaration.
7409 (cleanup_cfg): Clear bb->aux on every basic block.
7410 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7411 computing reachability.
7412 (delete_unreachable_blocks): Delete block b if b->flags has
7415 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7417 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7419 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7421 * sparc.c (sparc_variable_issue): Fix typo in last change.
7423 2001-08-20 Richard Henderson <rth@redhat.com>
7425 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7427 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7429 * pa.h (RETURN_IN_MEMORY): Improve comment.
7431 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7433 * doc/invoke.texi (Profiling options): Clarify the interactions
7434 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7436 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7438 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7441 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7443 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7446 2001-08-20 Richard Henderson <rth@redhat.com>
7448 * final.c (end_final): Fix typo last change.
7450 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7452 * cppinit.c (init_standard_includes): The returned buffer
7453 is already malloc-ed.
7454 * gcc.c (add_prefix): Similarly.
7455 * prefix.c (translate_name): Update to support clear buffer
7457 (update_path): Similarly. Be sure to free any newly allocated
7458 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7460 * prefix.h (update_path): Update prototype and document.
7461 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7462 up and update to new buffer ownership rules.
7463 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7465 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7467 * final.c (compute_alignments): New function.
7468 (init_insn_lengths): Do not care label_align.
7469 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7470 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7471 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7472 (shorted_branches): Realloc label_align array; do
7473 not call init_insn_lengths; Do not care about loop alignments.
7474 * output.h (compute_alignments): Declare.
7475 * toplev.c (rest_of_compilation): Call compute_alignments.
7476 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7478 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7479 change visited to tovisit.
7480 (propagate_freq): Use faster traversing algorithm.
7481 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7482 to tovisit; reverse meaning.
7484 * predict.c (struct block_info_def): Remove nvisited.
7485 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7486 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7488 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7490 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7491 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7492 (TARGET_FUSED_MADD): New.
7493 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7494 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7495 the multiply-add instructions.
7497 2001-08-19 Richard Henderson <rth@redhat.com>
7499 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7500 is aligned to pointer size.
7502 2001-08-19 Richard Henderson <rth@redhat.com>
7504 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7505 display markers during final schedule.
7507 2001-08-19 Richard Henderson <rth@redhat.com>
7509 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7511 2001-08-19 Richard Henderson <rth@redhat.com>
7513 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7515 (ASM_NAME_TO_STRING): Remove.
7516 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7517 in the same string. Remove support for expressions.
7519 2001-08-19 Richard Henderson <rth@redhat.com>
7521 * config/i386/i386.md (tablejump): Make an expander; handle
7522 pic relative addressing here.
7523 (tablejump_1): Rename from tablejump_pic.
7526 2001-08-19 Richard Henderson <rth@redhat.com>
7528 * regclass.c (fix_register): Fix typo.
7530 2001-08-18 Richard Henderson <rth@redhat.com>
7532 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7533 (struct _Unwind_Context): Expand br_loc to hold it.
7534 (uw_frame_state_for): Handle leaf functions better.
7535 (uw_update_reg_address): Update for br_loc change.
7537 2001-08-18 Richard Henderson <rth@redhat.com>
7539 * crtstuff.c: Move list heads before code that uses them.
7540 (__JCR_LIST__): Remove initial null.
7541 (frame_dummy, __frame_dummy): Do java registration here ...
7542 (__do_global_ctors_aux): ... not here.
7544 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7545 (__do_global_dtors_aux): Update to match.
7546 (__JCR_LIST__, __do_jv_register_classes): New.
7548 * config/ia64/crtend.asm (__JCR_END__): New.
7549 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7550 instead of an indirect LTOFF22 reloc.
7552 2001-08-18 Richard Henderson <rth@redhat.com>
7554 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7555 * regclass.c (init_reg_sets_1): Fix typo.
7556 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7557 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7558 (ia64_compute_frame_size): Make ar.unat live when in use.
7559 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7560 for ar.pfs; remove ar.unat handling.
7561 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7563 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7564 * config/ia64/ia64-protos.h: Update decls.
7565 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7566 (sibcall_pic): Likewise.
7568 2001-08-18 Richard Henderson <rth@redhat.com>
7570 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7571 pred_rel_mutex when searching for insn_group_barrier.
7572 * config/ia64/ia64.md (cycle_display): Combine the expander
7575 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7576 bit before asm as needed.
7578 2001-08-18 Richard Henderson <rth@redhat.com>
7580 * timevar.def (TV_MACH_DEP): New.
7581 * toplev.c (rest_of_compilation): Use it.
7582 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7584 2001-08-18 Zack Weinberg <zackw@panix.com>
7586 * unwind-dw2.c (execute_stack_op): Add default aborts to
7587 the inner switches to prevent warnings.
7589 2001-08-18 Richard Henderson <rth@redhat.com>
7591 * timevar.h (struct timevar_time_def): Change element type to float.
7592 (ticks_to_msec, clocks_to_msec): Likewise.
7593 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7594 (get_time): Likewise.
7595 (timevar_print): Adjust zero check and printing to match.
7597 2001-08-18 Zack Weinberg <zackw@panix.com>
7599 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7600 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7601 Eliminate overfull or underfull hboxes.
7603 2001-08-18 Zack Weinberg <zackw@panix.com>
7605 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7607 2001-08-18 Zack Weinberg <zackw@panix.com>
7609 * haifa-sched.c: Convert to target hooks. Macros replaced
7610 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7611 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7612 MD_SCHED_FINISH, and HAVE_cycle_display.
7613 * target-def.h (TARGET_SCHED_ADJUST_COST,
7614 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7615 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7616 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7617 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7618 New hook #defines to be overridden.
7619 (TARGET_SCHED): Bring them all together.
7620 (TARGET_INITIALIZER): Update.
7621 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7622 instead of 'struct rtx_def *' throughout.
7623 (struct sched): New set of hooks for the scheduler.
7624 * Makefile.in (haifa-sched.o): Depend on target.h.
7625 * doc/tm.texi: Document the new scheduler hooks, together in
7626 their own section, instead of scattered around.
7627 Fix a bunch of underfull/overfull hboxes.
7629 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7630 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7631 sparc.h: Don't define any of the old scheduler macros.
7633 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7634 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7635 sparc.c: Create hook functions from code extracted from
7636 corresponding target header, or make existing hooks static, as
7637 appropriate. Set the appropriate entries in targetm.
7639 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7640 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7641 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7642 Remove prototypes for functions which are now static.
7644 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7645 related gunk; the Haifa scheduler is now the only choice.
7647 2001-08-18 Zack Weinberg <zackw@panix.com>
7649 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7650 * genopinit.c: Put floating point divide insns in sdiv_optab.
7651 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7652 * config/gofast.h, config/c4x/c4x.h,
7653 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7654 config/pa/long_double.h, config/rs6000/sysv4.h,
7655 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7656 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7657 (init_optabs): Use init_optabv for overflow-trapping optabs.
7658 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7659 cmp_optab RTX codes so have_insn_for can find them.
7661 * optabs.c (expand_simple_binop, expand_simple_unop,
7662 have_insn_for, gen_sub3_insn): New interfaces.
7663 * expr.h: Prototype new functions.
7664 (enum optab_methods): Move here from optabs.h.
7666 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7667 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7668 Use new functions instead of working directly with optabs.
7669 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7670 unroll.c: Don't include optabs.h.
7671 * caller-save.c, combine.c, function.c, stmt.c: Just include
7672 insn-codes.h, not optabs.h.
7673 * Makefile.in: Update dependencies.
7675 * combine.c (make_compound_operation, simplify_comparison):
7676 Fix typos testing for this or that instruction.
7678 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7680 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7681 generating libgcc.a.
7683 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7685 * except.c (TYPE_HASH): Delete.
7687 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7690 * tree.c (TYPE_HASH): Delete.
7692 * tree.h (TYPE_HASH): Define.
7694 2001-08-18 Graham Stott <grahams@redhat.com>
7696 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7698 (adddi3_internal_2+2): Likewise.
7699 (eh_set_lr_di+1): Likewise.
7701 2001-08-17 Richard Henderson <rth@redhat.com>
7703 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7704 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7705 * dwarf2asm.c: ... here.
7706 * dwarfout.c: Remove them.
7708 * varasm.c (assemble_integer): Add align parameter.
7709 (assemble_real, output_constant, output_constructor): Likewise.
7710 * output.h: Update decls.
7711 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7712 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7713 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7714 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7715 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7718 * final.c (end_final): Abort profile block generation if we
7719 havn't layed it out properly.
7720 * output.h (assemble_eh_integer): Remove stale decl.
7721 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7723 (assemble_integer): Handle unaligned data.
7724 (assemble_real): Abort on unaligned data.
7725 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7727 (default_dtor_section_asm_out_destructor): Use assemble_align.
7728 (default_named_section_asm_out_constructor): Likewise.
7729 (default_ctor_section_asm_out_constructor): Likewise.
7730 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7731 (machopic_asm_out_destructor): Likewise.
7732 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7733 (nextstep_asm_out_destructor): Likewise.
7734 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7735 (vms_asm_out_destructor): Likewise.
7737 2001-08-17 Richard Henderson <rth@redhat.com>
7739 * config/mips/iris6.h (TARGET_IRIX6): New.
7740 (current_section_name, current_section_flags): New.
7741 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7742 (MAX_OFILE_ALIGNMENT): New.
7743 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7744 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7745 (copy_file_data): Split out from
7746 (mips_asm_file_end): ... here.
7747 (mips_asm_file_start): Remove extra .section directive. Use
7748 tmpfile instead of mips_make_temp_file.
7749 (mips_unique_section): Use const char * as needed for warnings.
7750 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7751 re-add align parameter.
7752 (iris6_asm_named_section): New.
7753 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7754 (iris6_asm_output_align, iris6_section_align_1): New.
7755 (iris6_asm_file_start, iris6_asm_file_end): New.
7756 * config/mips/mips-protos.h: Update decls.
7758 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7760 * doc/install.texi (Install GCC): Add links to build status pages.
7762 (Final install): Ditto; request updates for specific info
7764 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7766 * cpperror.c (print_location): Don't take a file name; use the
7768 (_cpp_begin_message): Similarly.
7769 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7770 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7771 (cpp_pedwarn_with_file_and_line): Remove.
7772 * cppfiles.c (stack_include_file): Update; set filename to stdin
7773 here when appropriate.
7774 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7775 (_cpp_begin_message): Don't take a file name.
7776 * cppinit.c: Add comment.
7777 * cpplex.c: Fix end-of-directive indicator.
7778 * cpplib.c: Don't include intl.h.
7779 (run_directive, do_diagnostic): Update.
7780 (do_line): Update to not use nominal_fname.
7781 (cpp_push_buffer): Don't take a filename.
7782 * cpplib.h (struct ht): Remove.
7783 (cpp_push_buffer): Don't take a filename.
7784 (cpp_pedwarn_with_file_and_line): Remove.
7785 * cppmacro.c (struct cpp_macro): Remove file.
7786 (builtin_macro): Update.
7787 (_cpp_create_definition): Update.
7788 * cppmain.c: Correct comment.
7789 * fix-header.c (read_scan_file): Update.
7791 2001-08-17 Kazu Hirata <kazu@hxi.com>
7793 * sbitmap.c: Fix comment formatting.
7794 * sched-deps.c: Likewise.
7795 * sibcall.c: Likewise.
7796 * simplify-rtx.c: Likewise.
7798 * ssa-ccp.c: Likewise.
7799 * stor-layout.c: Likewise.
7800 * timevar.c: Likewise.
7801 * toplev.c: Likewise.
7802 * unwind-dw2.c: Likewise.
7803 * unwind-dw2-fde.c: Likewise.
7804 * varasm.c: Likewise.
7806 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7808 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7809 or larger than an integer in memory.
7811 2001-08-17 Zack Weinberg <zackw@panix.com>
7813 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7814 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7815 * rtl.h: Don't forward-declare union tree_node here. Don't
7816 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7817 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7818 and tree respectively.
7819 * tree.h: Don't forward-declare struct rtx_def here. Don't
7820 typedef tree here. Change all uses of struct rtx_def *,
7821 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7822 and tree respectively.
7824 2001-08-17 Richard Henderson <rth@redhat.com>
7826 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7827 config/mips/openbsd.h: Fix typos last change.
7829 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7831 * doc/invoke.texi (Optimize Options): The default for
7832 -finline-limit is 600.
7834 2001-08-17 Richard Henderson <rth@redhat.com>
7836 * varasm.c (text_section): Allow TEXT_SECTION to override the
7837 printing of TEXT_SECTION_ASM_OP.
7838 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7839 (DATA_SECTION, BSS_SECTION): Remove.
7840 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7841 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7842 Rename from s/_NAME//.
7843 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7844 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7845 (TEXT_SECTION): ... here. New.
7846 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7847 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7848 * config/mips/openbsd.h: Likewise.
7849 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7850 (mips_asm_file_end): Likewise test.
7851 (mips_output_function_epilogue): Likewise. Switch back to data
7852 section after emitting the function.
7854 * doc/tm.texi (Sections): Document TEXT_SECTION.
7856 2001-08-17 Richard Henderson <rth@redhat.com>
7858 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7859 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7861 2001-08-17 Richard Henderson <rth@redhat.com>
7863 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7864 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7865 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7866 Add aligned attribute.
7868 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7870 * config/sh/sh.md: Add modes to unspecs in first insn to match
7871 those in the second.
7873 * Makefile.in: Fix collect2 copy for Cygwin.
7875 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7877 Install the proper patch.
7878 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7879 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7880 (expand_function_start): Likewise.
7881 * stmt.c (expand_decl): Likewise.
7882 * varasm.c (make_decl_rtx): Likewise.
7884 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7886 * final.c: Undo my previous accidental checkin.
7887 * output.h: Likewise.
7888 * tm.texi: Likewise.
7890 2001-08-16 Richard Henderson <rth@redhat.com>
7892 * varasm.c (named_section_flags): Remove align parameter.
7893 * varasm.c, dwarf2out.c: Update all callers.
7894 * output.h: Update prototypes.
7896 * target.h (target.asm_out.named_section): Remove align parameter.
7897 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7898 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7899 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7900 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7901 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7903 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7904 (get_named_section_flags, set_named_section_flags): New.
7905 (named_section_flags): Use them.
7906 (named_section): Do decl vs section flags check here...
7907 (default_section_type_flags): ... not here.
7908 (init_varasm_once): Create in_named_htab.
7909 (resolve_unique_section): Mark reloc unused.
7911 2001-08-16 Richard Henderson <rth@redhat.com>
7913 * varasm.c (force_const_mem): Keep pool alignment in bits.
7914 (output_constant_pool): Use assemble_align.
7916 2001-08-16 Zack Weinberg <zackw@panix.com>
7918 * doc/tm.texi: Remove extra @table command.
7920 2001-08-16 Zack Weinberg <zackw@panix.com>
7922 * final.c (shorten_branches): Clear the end of the label_align
7923 array only if we made it larger. Break up messy expressions
7926 * diagnostic.c (internal_error): Check for error recursion
7927 before doing ICE suppression.
7929 * timevar.c: Timing variables now count in milliseconds.
7930 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7931 (get_time): Not here.
7932 (timevar_print): Don't print any timer whose user, cpu, and
7933 wall times are all zero as displayed.
7934 * timevar.h: Update comment aboout units. Make timevar
7937 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7939 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7940 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7941 (expand_function_start): Likewise.
7942 * stmt.c (expand_decl): Likewise.
7943 * varasm.c (make_decl_rtx): Likewise.
7945 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7947 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7948 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7950 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7952 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7955 2001-08-16 Andreas Jaeger <aj@suse.de>
7957 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7960 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7962 * rtl.h (only_sets_cc0_p): New prototype.
7963 * jump.c (sets_cc0_p): Handle INSN.
7964 (only_sets_cc0_p): New function.
7965 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7966 (tidy_fallthru_edge): Likewise.
7967 * integrate.c (copy_insn_list): Likewise.
7968 * unroll.c (unroll_loop): Likewise.
7969 (copy_loop_body): Likewise.
7971 2001-08-15 Jason Eckhardt <jle@redhat.com>
7973 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7975 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7977 * predict.c (struct block_info_def): Remove nvisited.
7978 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7979 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7981 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7982 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7985 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7987 * predict.def: Update hitrates.
7989 2001-08-15 Richard Henderson <rth@redhat.com>
7991 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7993 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7995 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7996 note from its associated jump.
7998 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8000 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8001 also on 64-bit s390x targets.
8003 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8005 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8007 (arm_expand_prologue): Handled nested functions which take a
8008 variable argument list.
8009 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8010 macro with an invocation of
8011 arm_compute_initial_elimination_offset.
8012 * config/arm/arm-protos.h: Prototype
8013 arm_compute_initial_elimination_offset.
8015 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8017 * doc/install.texi (Specific, avr): Fix markup.
8018 (Specific, c4x): Ditto.
8020 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8022 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8024 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8026 * Makefile.in (OBJS): Add rtl-error.o
8027 (rtl-error.o): New rule.
8028 (diagnostic.o): Adjust dependency.
8029 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8030 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8031 warning_for_asm): Move to...
8032 rtl-error.c: ...here. New file.
8034 2001-08-14 Richard Henderson <rth@redhat.com>
8036 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8037 if USING_SJLJ_EXCEPTIONS.
8039 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8041 * tlink.c (scan_linker_output): Check string for unsatisfied in
8042 addition to undefined and unresolved.
8044 2001-08-14 Graham Stott <grahams@redhat.com>
8046 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8047 EH_FRAME_SECTION_NAME.
8049 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8051 * genattrtab.c (simplify_test_exp_in_temp): New function.
8052 (simplify_test_exp): Avoid explicit use of temporary obstack.
8053 (simplify_cond, insert_right_side, evaluate_eq_attr,
8054 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8055 Use simplify_test_exp_in_temp.
8056 (optimize_attrs): Iterate until expression stabilizes.
8058 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8060 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8061 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8063 2001-08-13 Richard Henderson <rth@redhat.com>
8065 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8066 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8067 * config/arm/conix-elf.h: Likewise.
8069 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8071 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8073 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8075 * gcse.c (hash_scan_set): Expressions that are set as part of
8076 jump instructions are not available.
8078 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8080 * config/s390/s390.c (print_operand, s390_function_prologue,
8081 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8083 2001-08-13 Richard Henderson <rth@redhat.com>
8085 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8086 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8087 * doc/tm.texi (Exception Region Output): Document it.
8089 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8091 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8092 DWARF2 instead of stabs by default.
8094 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8096 * config/rs6000/rs6000.c: Include optabs.h.
8098 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8100 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8101 save/restore routines.
8102 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8104 2001-08-13 Andreas Jaeger <aj@suse.de>
8106 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8107 the english is correct.
8109 2001-08-13 Zack Weinberg <zackw@panix.com>
8111 * expr.h: Split out optab- and libfunc-related code to...
8112 * optabs.h, libfuncs.h: ... these new headers.
8114 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8116 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8118 * mkconfig.sh: Don't include insn-codes.h from config.h.
8120 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8121 enum insn_code is available. Move reload_in_optab and
8122 reload_out_optab array declarations to optabs.h.
8123 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8124 there, prototype in expr.h.
8125 * gencodes.c: Cleanup: zap global variables, don't use
8126 printf where puts will do, don't bother defining MAX_INSN_CODE
8127 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8129 * genemit.c, genopinit.c: Include optabs.h in generated file.
8130 * genoutput.c: Include insn-codes.h in generated file.
8131 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8132 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8133 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8134 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8135 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8136 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8138 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8139 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8140 config/m88k/m88k.c, config/sparc/sparc.c:
8142 * reload.c: Include expr.h and optabs.h before reload.h.
8143 * config/alpha/alpha.c: Include tree.h before reload.h.
8144 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8145 and reload.h in that order.
8146 * config/sparc/sparc.c: Include debug.h.
8147 * recog.c: Include insn-codes.h.
8149 2001-08-13 Andreas Jaeger <aj@suse.de>
8151 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8154 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8156 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8157 * gcc.c (init_spec): Fix typo in comment.
8158 * varasm.c (data_section): Fix typo in comment.
8160 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8162 * predict.c (dump_prediction): New argument "USED".
8163 (combine_predictions_for_insn): Determine the used heuristics,
8164 output the case no heuristic applied.
8165 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8167 2001-08-13 Andreas Jaeger <aj@suse.de>
8169 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8172 2001-08-13 Kazu Hirata <kazu@hxi.com>
8174 * jump.c: Fix formatting.
8176 2001-08-13 Kazu Hirata <kazu@hxi.com>
8178 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8181 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8183 * loop.c (check_dbra_loop): Use condjump_label to compute
8186 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8187 to better document the files they're in.
8189 2001-08-12 Zack Weinberg <zackw@panix.com>
8191 * recog.h (struct insn_operand_data): Shrink 'mode' field
8194 2001-08-12 Kazu Hirata <kazu@hxi.com>
8196 * gcc.c: Fix comment formatting.
8197 * gccspec.c: Likewise.
8200 * genemit.c: Likewise.
8201 * gengenrtl.c: Likewise.
8202 * genrecog.c: Likewise.
8203 * gensupport.c: Likewise.
8204 * ggc-page.c: Likewise.
8205 * global.c: Likewise.
8206 * graph.c: Likewise.
8207 * ifcvt.c: Likewise.
8208 * integrate.c: Likewise.
8210 * libgcc2.c: Likewise.
8212 * mbchar.c: Likewise.
8213 * optabs.c: Likewise.
8214 * predict.c: Likewise.
8215 * prefix.c: Likewise.
8216 * profile.c: Likewise.
8217 * protoize.c: Likewise.
8219 * recog.c: Likewise.
8220 * regclass.c: Likewise.
8221 * regmove.c: Likewise.
8222 * reg-stack.c: Likewise.
8223 * reload1.c: Likewise.
8224 * resource.c: Likewise.
8225 * rtlanal.c: Likewise.
8228 2001-08-12 Kazu Hirata <kazu@hxi.com>
8230 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8231 a tree representing a constant is passed to the macro.
8233 2001-08-12 Richard Henderson <rth@redhat.com>
8235 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8236 (rs6000_elf_asm_out_destructor): New.
8237 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8238 (DTORS_SECTION_ASM_OP): Remove.
8239 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8240 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8242 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8245 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8246 * gcc.c (set_collect_gcc_options): New function, split out from
8248 Ignore elided switches.
8249 (do_spec_1): Invoke before executing command.
8250 (set_input): Export.
8251 Move declaration ...
8252 * gcc.h (set_input): ... here.
8253 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8256 2001-08-12 Richard Henderson <rth@redhat.com>
8258 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8259 thinko wrt TARGET_RELOCATABLE.
8261 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8263 * fix-header.c (cb_file_change): Update prototype.
8265 2001-08-11 Zack Weinberg <zackw@panix.com>
8267 * toplev.c (set_float_handler): Make static.
8268 * toplev.h: Don't prototype set_float_handler.
8270 * simplify-rtx.c: Don't include setjmp.h.
8271 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8273 (simplify_unary_operation, simplify_binary_operation): Use them,
8274 via do_float_handler.
8276 * fold-const.c: Don't include setjmp.h.
8277 (exact_real_inverse_1): New function.
8278 (exact_real_inverse): Use it, via do_float_handler.
8280 * varasm.c: Don't include setjmp.h.
8281 (assemble_real_1): New function.
8282 (assemble_real): Use it, via do_float_handler.
8283 Call internal_error if we get a trap here.
8285 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8286 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8288 2001-08-11 Zack Weinberg <zackw@panix.com>
8290 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8291 STACK_BOUNDARY if not already defined.
8293 * calls.c, function.c, reload1.c, explow.c: Don't default
8294 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8295 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8297 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8300 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8301 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8303 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * cppmacro.c (enter_macro_context): Push macro expansions even
8308 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8310 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8311 (rs6000_elf_section_type_flags): Actually return a value.
8313 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8315 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8316 Clean up code: add missing comments and prototypes, fix warnings,
8317 remove obsolete code, fix spacing to conform to coding style.
8319 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8321 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8322 and TARGET_ASM_CLOSE_PAREN.
8323 (regclass_map): CC register belongs to class NO_REGS.
8324 (legitimize_pic_address): Don't generate unnecessary moves
8325 (to avoid confusing loop optimization).
8326 (check_and_change_labels): Replace jump_long by indirect_jump.
8327 (s390_final_chunkify): Don't start a new literal pool on section
8328 switch in 64-bit code.
8329 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8331 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8332 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8333 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8335 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8336 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8337 (CONST_COSTS): Fixed incorrect costs.
8339 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8340 Use emit_jump instead of emit_jump_insn (gen_jump).
8341 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8342 (to avoid confusing flow analysis).
8343 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8344 (casesi, casesi_jump): New.
8345 (jump_long): Removed. Functionality merged into indirect_jump.
8346 (indirect_jump): Accept address_operand, not just register_operand.
8347 (cjump_long, icjump_long): Use same logic as indirect_jump.
8348 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8349 Fixed broken setjmp/longjmp handling.
8350 (do_builtin_setjmp_setup): Removed.
8352 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8353 broken GNU as versions that don't accept .quad with large
8354 negative values. Use hexadecimal output instead.
8355 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8356 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8357 FUNCTION_EPILOGUE): Removed. Now in targetm.
8359 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8361 * config/s390/fixdfdi.h: Add missing copyright statement.
8362 Fix type conflicts on 64-bit. Add missing SFmode routines.
8364 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8367 2001-08-11 Richard Henderson <rth@redhat.com>
8369 * rtl.h (REG_EH_RETHROW): Remove.
8370 * rtl.c (reg_note_name): Update.
8371 * combine.c (distribute_notes): Don't check for it.
8373 2001-08-11 Richard Henderson <rth@redhat.com>
8375 * combine.c (distribute_notes): Place REG_SETJMP.
8377 2001-08-11 Richard Henderson <rth@redhat.com>
8379 * doc/extend.texi (Arrays and pointers implementation): Discourage
8380 relying on sign-extension of pointers.
8382 2001-08-11 H.J. Lu <hjl@gnu.org>
8384 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8386 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8387 RDATA_SECTION_ASM_OP.
8389 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8391 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8392 main manual to work both for info and HTML versions.
8394 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8395 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8397 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8398 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8399 (struct cpp_pool): New member first.
8400 * cppinit.c (append_include_chain): Plug memory leaks.
8401 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8402 Allocate pragma structures from the (aligned) macro pool to
8403 avoid leaking memory.
8404 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8405 so we don't leak memory.
8406 * hashtable.c (ht_destroy): New.
8407 * hashtable.h (ht_destroy): New.
8409 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8410 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8412 * c-lex.c (map): Make const.
8413 (cb_file_change): Update for callback passing a line map.
8414 Don't assume we have a previous map. Remove sanity check
8415 about popping too many files.
8416 * cpperror.c (print_location): Make map const.
8417 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8418 (cpp_make_system_header): Similarly.
8419 (search_from): Similarly.
8420 (_cpp_execute_include): Don't remember where we came from.
8421 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8422 (struct cpp_reader): Make map const.
8423 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8424 * cpplib.c (do_line): Update; line maps now hold sysp.
8425 (cpp_push_buffer): Similarly.
8426 (_cpp_do_file_change): Similarly; callback with map instead.
8427 (cpp_get_line_maps): Constify return value.
8428 (_cpp_pop_buffer): Update.
8429 * cpplib.h (struct cpp_file_change): Remove.
8430 (struct cpp_callbacks): Update.
8431 (cpp_get_line_maps): Constify return value.
8432 * cppmacro.c (_cpp_create_definition): Update.
8433 * cppmain.c (struct printer): Constify map.
8434 (maybe_print_line): Similarly.
8435 (print_line): Similarly. Deduce flags 1 and 2 here.
8436 (cb_file_change): Update.
8437 * line-map.c (free_line_maps): Warn regardless.
8438 (add_line_map): Return pointer to const. When passed NULL to_file
8439 with LC_LEAVE, use the obvious values for the return point so the
8440 caller doesn't have to figure them out.
8441 (lookup_line): Return pointer to const.
8442 (print_containing_files): Take pointer to const.
8443 * line-map.h (struct line_map): New members reason, sysp.
8444 (add_line_map): Return pointer to const.
8445 (lookup_line): Similarly.
8446 (print_containing_files): Take pointer to const.
8448 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8449 Richard Henderson <rth@redhat.com>
8451 * regmove.c (regmove_optimize): Avoid setting a register twice in
8454 2001-08-10 Richard Henderson <rth@redhat.com>
8456 * doc/extend.texi (Arrays and pointers implementation): Document
8457 behavior of pointer/integer conversion.
8459 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8461 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8463 2001-08-10 Richard Henderson <rth@redhat.com>
8465 * doc/extend.texi (C Implementation): New chapter.
8466 * doc/gcc.texi (Top): Link it in.
8468 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8470 * doc/install.texi (Specific): Fix CVS merge botch.
8472 2001-08-10 Richard Henderson <rth@redhat.com>
8474 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8475 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8477 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8479 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8480 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8481 this macro is now required.
8483 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8484 loop.c (find_and_verify_loops), reload.c (reload): Check
8485 for rtx code of CALL_INSN, not CALL, when deciding if we
8486 need to check for REG_SETJMP note.
8488 * gcse.c (compute_hash_table, compute_store_table): Update
8489 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8492 * config/avr/avr.c: Fix typo.
8493 * config/convex/convex.c (expand_movstr): Use adjust_address.
8494 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8496 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8497 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8499 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8500 Do define STACK_BOUNDARY.
8501 * config/i370/i370.c: Include expr.h.
8502 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8503 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8504 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8505 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8506 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8507 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8508 * config/romp/romp.c: Include expr.h after tree.h.
8510 (output_fpop): Use xmalloc, not oballoc.
8511 * config/we32k/we32k.c: Include expr.h.
8513 2001-08-10 Kazu Hirata <kazu@hxi.com>
8515 * config/h8300/h8300.h: Fix formatting.
8517 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8519 * c-common.h (RETURN_NULLIFIED_P): Lose.
8520 * c-semantics.c (genrtl_return_stmt): Don't check it.
8522 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8524 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8525 (mips_annotate_frame_insn): New function.
8526 (mips_emit_frame_related_store): New function.
8527 (save_restore_insns): Don't mark instructions that set up the base
8528 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8529 the store instructions instead.
8530 (mips_expand_prologue): If the stack size is moved into a temporary
8531 register, do not mark that move as frame-related. Add a
8532 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8534 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8536 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8537 stack slot as unchanging if current_function_calls_eh_return.
8539 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8541 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8542 access the second half of the TFmode scratch operand.
8544 2001-08-10 Anthony Green <green@redhat.com>
8546 * java/class.c (emit_register_classes): Conditionalize code on
8549 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8551 * doc/install.texi (Specific, avr): Fix cross-reference to the
8552 main manual to work both for info and HTML versions.
8554 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8556 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8557 and "use_goto" argument.
8558 (expand_null_return, expand_value_return): Update all callers.
8559 * function.c (expand_function_end): Remove code to generate simple
8561 * config/vax/vax.md (epilogue): New expander for function return.
8562 * doc/md.texi (epilogue): Remove "if defined".
8564 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8566 * Makefile.in: Partially revert my previous change:
8567 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8568 of the hashtab.o and safe-ctype.o rules.
8570 2001-08-09 Richard Henderson <rth@redhat.com>
8572 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8573 (USE_COLLECT2): Remove duplicate definition.
8574 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8575 (use_collect2): Remove dead code.
8576 * configure.in (use_collect2): Remove will_use_collect2 and
8577 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8578 * configure: Rebuild.
8580 * target.h (targetm.asm_out.constructor): New.
8581 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8582 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8583 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8584 * varasm.c (in_ctors, in_dtors): New.
8585 (assemble_constructor, assemble_destructor): Remove.
8586 (default_stabs_asm_out_destructor): New.
8587 (default_named_section_asm_out_destructor): New.
8588 (dtors_section, default_dtor_section_asm_out_destructor): New.
8589 (default_stabs_asm_out_constructor): New.
8590 (default_named_section_asm_out_constructor): New.
8591 (ctors_section, default_ctor_section_asm_out_constructor): New.
8592 * output.h: Update declarations.
8593 * c-decl.c (c_expand_body): Use target hooks instead of
8594 assemble_constructor and assemble_destructor.
8595 * profile.c (output_func_start_profiler): Likewise.
8596 * objc/objc-act.c (finish_objc): Likewise.
8597 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8598 for the constructor.
8599 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8601 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8602 (DTORS_SECTION_ASM_OP): Likewise.
8603 (__CTOR_LIST__): Use attribute section when possible.
8604 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8606 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8607 ASM_OUTPUT_CONSTRUCTOR.
8609 * config/darwin.c (machopic_asm_out_constructor): New.
8610 (machopic_asm_out_destructor): New.
8611 * config/darwin-protos.h: Update declarations.
8612 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8613 (ASM_OUTPUT_DESTRUCTOR): Remove.
8614 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8615 * config/nextstep.c (nextstep_asm_out_constructor): New.
8616 (nextstep_asm_out_destructor): New.
8617 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8618 (ASM_OUTPUT_DESTRUCTOR): Remove.
8619 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8620 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8621 ASM_OUTPUT_*STRUCTOR.
8622 * config/i386/aix386ng.h: Likewise.
8624 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8625 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8626 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8627 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8628 * config/lynx.h: Likewise.
8629 * config/netware.h: Likewise.
8630 * config/psos.h: Likewise.
8631 * config/alpha/alpha-interix.h: Likewise.
8632 * config/alpha/elf.h: Likewise.
8633 * config/arc/arc.h: Likewise.
8634 * config/arm/aof.h: Likewise.
8635 * config/arm/coff.h: Likewise.
8636 * config/arm/elf.h: Likewise.
8637 * config/c4x/c4x.h: Likewise.
8638 * config/h8300/h8300.h: Likewise.
8639 * config/i386/cygwin.h: Likewise.
8640 * config/i386/djgpp.h: Likewise.
8641 * config/i386/i386-coff.h: Likewise.
8642 * config/i386/i386-interix.h: Likewise.
8643 * config/i386/sco5.h: Likewise.
8644 * config/i386/vsta.h: Likewise.
8645 * config/i386/win32.h: Likewise.
8646 * config/i960/i960-coff.h: Likewise.
8647 * config/ia64/sysv4.h: Likewise.
8648 * config/m68hc11/m68hc11.h: Likewise.
8649 * config/m68k/coff.h: Likewise.
8650 * config/m68k/mot3300.h: Likewise.
8651 * config/m88k/m88k.h: Likewise.
8652 * config/mcore/mcore-pe.h: Likewise.
8653 * config/mcore/mcore.h: Likewise.
8654 * config/mips/elf.h: Likewise.
8655 * config/mips/elf64.h: Likewise.
8656 * config/mips/iris6.h: Likewise.
8657 * config/pa/pa64-hpux.h: Likewise.
8658 * config/rs6000/sysv4.h: Likewise.
8659 * config/sh/sh.h: Likewise.
8660 * config/sparc/litecoff.h: Likewise.
8662 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8663 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8664 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8665 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8666 (ASM_OUTPUT_DESTRUCTOR): Remove.
8667 * config/a29k/a29k.c: Move include of tree.h.
8668 * config/a29k/udi.h: Delete file.
8669 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8670 (vms_asm_out_destructor): New.
8671 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8672 (EXTRA_SECTION_FUNCTIONS): Likewise.
8673 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8674 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8675 * config/c4x/c4x.c: Move include of tree.h.
8676 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8677 (clix_asm_out_destructor): New.
8678 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8679 (ASM_OUTPUT_DESTRUCTOR): Remove.
8680 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8681 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8682 (TARGET_ASM_CONSTRUCTOR): New.
8683 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8684 (sco_asm_out_constructor): New.
8685 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8686 * config/i386/svr3gas.h: Remove stack grows up code.
8687 Remove code duplicated from i386/sysv3.h.
8688 (TARGET_ASM_CONSTRUCTOR): New.
8689 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8690 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8691 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8692 (TARGET_ASM_CONSTRUCTOR): New.
8693 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8694 (m68hc11_asm_out_destructor): New.
8695 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8696 (TARGET_ASM_DESTRUCTOR): New.
8697 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8698 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8699 config/svr3.h pertaining to section manipulation.
8700 * config/m68k/dpx2g.h: Remove #if 0 code.
8701 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8702 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8703 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8704 (TARGET_ASM_CONSTRUCTOR): New.
8705 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8706 (m88k_svr3_asm_out_constructor): New.
8707 (m88k_svr3_asm_out_destructor): New.
8708 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8709 (ASM_OUTPUT_DESTRUCTOR): Remove.
8710 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8711 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8712 * config/rs6000/aix.h: Likewise.
8713 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8714 * config/mips/vxworks.h: Likewise.
8715 * config/rs6000/lynx.h: Likewise.
8716 * config/sh/elf.h: Likewise.
8717 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8718 (DTORS_SECTION_ASM_OP): New.
8719 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8720 (ASM_OUTPUT_DESTRUCTOR): Remove.
8721 * config/sparc/sol2-sld-64.h: Likewise.
8722 * config/vax/vax.c (vms_asm_out_constructor): New.
8723 (vms_asm_out_destructor): New.
8724 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8725 (ASM_OUTPUT_DESTRUCTOR): Remove.
8726 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8728 * doc/tm.texi (@node Initialization): Update.
8730 2001-08-09 Richard Henderson <rth@redhat.com>
8732 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8733 (__do_global_dtors_aux): Use gp-relative static data to avoid
8734 one dynamic relocation.
8735 (__do_frame_setup): Register Java classes.
8736 * config/alpha/crtend.asm (__JCR_END__): New.
8738 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8740 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8741 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8742 (GEN, STAGESTUFF): Add new files.
8743 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8744 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8745 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8746 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8747 as well as insn-codes.h and insn-flags.h in config.h; and no
8748 extra headers in tconfig.h and hconfig.h.
8750 * gencodes.c: Eliminate code to generate predicate declarations
8751 or #defines for md-file constants.
8752 * genconstants.c, genpreds.c: New files.
8754 * i386.md: Re-order guard expressions such that TARGET_64BIT
8755 comes first, when this permits better optimization. Add
8756 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8757 why this is desirable.
8759 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8761 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8762 (find_fde_for_dso): Remove.
8763 (_Unwind_IteratePhdrCallback): New.
8764 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8765 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8767 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8769 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8770 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8772 2001-08-09 Graham Stott <grahams@redhat.com>
8774 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8775 (vis_no_unit): Use it.
8776 (visualize_no_unit): Add the insn only if room exists.
8778 2001-08-09 Graham Stott <grahams@redhat.com>
8780 * predict.c (estimate_probability): Replace magic numbers with
8781 appropriate enumeration.
8783 2001-08-09 Graham Stott <grahams@redhat.com>
8785 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8787 (EXTRACT_FLAGS): Likewise.
8789 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8791 * config/mips/mips.c (mips_legitimate_address_p): Check for
8792 CONST_INT in last patch.
8794 2001-08-08 Anthony Green <green@redhat.com>
8796 * java/class.c (emit_register_classes): Use assemble_jcr if
8797 possible. Keep the original mechanism as a fallback.
8798 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8799 and weak symbol support.
8800 * crtstuff.c (__JCR_LIST__): Define.
8801 (__JCR_END__): Define.
8802 (_Jv_RegiserClasses): Define weak symbol if possible.
8803 (__do_global_ctors_aux): Register classes for ELF targets with
8804 weak symbol support.
8806 2001-08-08 Kazu Hirata <kazu@hxi.com>
8808 * dbxout.c: Fix comment formatting.
8809 * dependence.c: Likewise.
8811 * diagnostic.c: Likewise.
8812 * dominance.c: Likewise.
8813 * doprint.c: Likewise.
8814 * dwarf2out.c: Likewise.
8815 * dwarfout.c: Likewise.
8816 * emit-rtl.c: Likewise.
8817 * except.c: Likewise.
8818 * explow.c: Likewise.
8819 * expmed.c: Likewise.
8822 * fold-const.c: Likewise.
8823 * function.c: Likewise.
8825 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8827 * global.c (retry_global_alloc): Avoid shadowing allocno.
8829 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8831 * except.c (remove_fixup_regions): Fix typo.
8833 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8835 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8836 unsigned HOST_WIDE_INT to avoid warning.
8837 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8838 * flow.c (set_block_for_new_insns): Likewise.
8840 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8842 * sibcall.c (return_value_pseudo): New static variable.
8843 (skip_copy_to_return_value): Handle return_value_pseudo.
8844 (call_ends_block_p): Ensure that return_value_pseudo is set.
8845 (optimize_sibling_and_tail_recursive_call): Discover the
8846 load of pseudo return value in alternate exit block.
8848 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8850 * calls.c (ECF_ALWAYS_RETURN): New constant.
8851 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8852 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8853 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8854 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8855 * rtl.c (reg_note_name): New name.
8856 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8858 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8860 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8862 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8864 * alias.c (get_alias_set): Return a previously calculated
8865 alias set for a VAR_DECL.
8866 * function.c (gen_mem_addressof): Calculate the alias set before
8869 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8871 * predict.def: Set hitrates according our experimental run.
8873 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8875 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8877 2001-08-08 H.J. Lu <hjl@gnu.org>
8879 * config/mips/mips.c (mips_unique_section): New. Copied from
8882 * config/mips/mips-protos.h (mips_unique_section): New
8885 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8887 * config/mips/little.h: New. Generic little endian mips
8888 targets. Only mips*-*-linux* is converted to use it so far.
8890 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8891 (WCHAR_TYPE): Defined
8892 (WCHAR_TYPE_SIZE): Likewise.
8893 (INIT_SUBTARGET_OPTABS): Likewise.
8894 (BSS_SECTION_ASM_OP): Likewise.
8895 (SBSS_SECTION_ASM_OP): Likewise.
8896 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8897 (ASM_DECLARE_OBJECT_NAME): Likewise.
8898 (UNIQUE_SECTION): Likewise.
8899 (EXTRA_SECTIONS): Likewise.
8900 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8901 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8902 (ASM_OUTPUT_DEF): Likewise.
8903 (HANDLE_SYSV_PRAGMA): Removed.
8904 (NO_IMPLICIT_EXTERN_C): Likewise.
8905 (TARGET_MEM_FUNCTIONS): Likewise.
8906 (STARTFILE_SPEC): Likewise.
8907 (ENDFILE_SPEC): Likewise.
8908 (LIB_SPEC): Likewise.
8909 (INVOKE__main): Likewise.
8910 (CTOR_LIST_BEGIN): Likewise.
8911 (CTOR_LIST_END): Likewise.
8912 (DTOR_LIST_BEGIN): Likewise.
8913 (DTOR_LIST_END): Likewise.
8914 (SET_ASM_OP): Likewise.
8915 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8916 (ASM_OUTPUT_DEF): Likewise.
8917 (ASM_OUTPUT_IDENT): Likewise.
8919 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8920 (CPLUSPLUS_CPP_SPEC): Likewise.
8921 (ASM_APP_ON) Redefine only if not defined.
8922 (ASM_APP_OFF): Likewise.
8923 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8924 (ASM_OUTPUT_IDENT): Likewise.
8926 * config.gcc: Update tm_file for Linux/mips.
8928 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8930 * cselib.c (cselib_record_sets): If insn is predicated, turn
8931 sources into IF_THEN_ELSEs.
8933 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8934 Turn into define_insn_and_split.
8936 * sched-deps.c: Include "cselib.h".
8937 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8938 Use cselib to turn memory addresses into VALUEs.
8939 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8940 * sched-int.h (struct sched_info): New member USE_CSELIB.
8941 * sched-ebb.c (ebb_sched_info): Initialize it.
8942 * sched-rgn.c (rgn_sched_info): Likewise.
8943 * Makefile.in (sched-deps.o): Update dependencies.
8945 * cselib.h (cselib_subst_to_values): Declare.
8946 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8947 that have no value and autoincs to be handled by generating a new
8950 2001-08-08 Graham Stott <grahams@redhat.com>
8952 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8953 within fixed length SEQUENCE.
8955 2001-08-08 Graham Stott <grahams@redhat.com>
8957 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8958 (diagnostic_prefixing_rule): Likewise.
8959 (diagnostic_line_cutoff): Likewise.
8960 (diagnostic_kind_count): Likewise.
8962 2001-08-08 Graham Stott <grahams@redhat.com>
8964 * alias.c (find_base_decl): Delete redundent assignment.
8966 2001-08-08 Graham Stott <grahams@redhat.com>
8968 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8969 (abs): Uppercase and paranthesize macro parameter.
8970 (MEM_DEPENDENCY): Add whitespace.
8972 2001-08-08 Graham Stott <grahams@redhat.com>
8974 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8975 failure check for CONST_INT
8977 2001-08-08 Graham Stott <grahams@redhat.com>
8979 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8980 (libcall_dead_p): Likewise.
8982 (mark_used_regs): Constify fmt.
8983 (find_use_as_address): Likewise.
8985 2001-08-08 Graham Stott <grahams@redhat.com>
8987 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8990 2001-08-08 Graham Stott <grahams@redhat.com>
8992 * combine.c (combine_simplify_rtx): Update comment and
8993 remove erroneous test.
8995 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8997 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8998 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8999 take care to avoid multiple no-newline at EOF warnings in that
9002 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9004 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9005 (emit_library_call_value_1): Likewise.
9006 (emit_call_1): Emit REG_SETJMP note.
9007 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9009 * cselib.c (cselib_process_insn): Likewise.
9010 * flow.c (propagate_block): Likewise.
9011 * loop.c (find_and_verify_loops): Likewise.
9012 * reload.c (find_equiv_regs): Likewise.
9013 * reload1.c (reload): Likewise.
9014 * resource.c (mark_referenced_resources,
9015 mark_set_resources): Likewise.
9016 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9017 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9018 * haifa-sched.c (unlink_other_notes): Likewise.
9019 (reemit_notes): Likewise.
9020 * sched-ebb.c (sched_ebb): Likewise.
9021 * sched-rgc.c (sched_region): Likewise.
9022 * rtl.c (note_insn_name): Likewise.
9023 (reg_note_name): Add REG_SETJMP
9024 * rtl.h (reg_note): Add REG_SETJMP.
9025 (insn_note): Remove NOTE_INSN_SETJMP.
9027 * profile.c (branch_prob): Add fake edges for setjmp.
9029 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9031 * config.gcc: Quote target_cpu_default2 correctly for
9032 powerpc*-*-* targets.
9034 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9036 * cpplib.h, line-map.h: Update comments.
9037 * cppmain.c (printer_init): Move inline.
9038 (maybe_print_line, print_line): Take a map pointer.
9039 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9040 (cb_file_change): Don't use prior value of print.map.
9042 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9044 * doc/install.texi: Document fine-grained multilib configuration.
9046 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9048 * rtlanal.c (find_first_parameter_load): Call note_stores
9049 only on the instructions.
9051 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9053 * alias.c (nonlocal_mentioned_p):
9054 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9055 * calls.c (emit_call_1): Likewise.
9056 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9057 * cselib.c (cselib_process_insn): Likewise.
9058 * df.c (df_insns_modify): Likewise.
9059 * flow.c (need_fake_edge_p): Likewise.
9060 (propagate_one_insn): Likewise.
9061 * haifa-sched.c (reemit_notes): Likewise.
9062 * integrate.c (copy_insn_list): Likewise.
9063 * jump.c (delete_prior_computation): Likewise.
9064 * local-alloc.c (validate_equiv_mem): Likewise.
9065 * loop.c (scan_loop): Likewise.
9066 * predict.c (estimate_probability): Likewise.
9067 * reload.c (reload): Likewise.
9068 * sched-deps (sched_analyze): Likewise.
9069 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9070 * gcse.c (compute_hash_table): Likewise.
9071 (mark_call): Likewise.
9072 (store_killed_in_insn): Likewise.
9074 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9076 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9078 2001-08-06 Richard Henderson <rth@redhat.com>
9080 * varasm.c (assemble_gc_entry): Remove.
9081 * output.h: Likewise.
9083 2001-08-06 Richard Henderson <rth@redhat.com>
9085 * varasm.c (assemble_constructor): Take a symbol_ref and a
9086 priority instead of a bare string. Move priority handling
9087 here from cp/decl2.c.
9088 * output.h: Update decls.
9090 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9091 and assemble_destructor.
9092 * profile.c (output_func_start_profiler): Likewise.
9093 * objc/objc-act.c (finish_objc): Likewise.
9094 (build_module_descriptor): Return the symbol not the symbol name.
9096 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9098 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9099 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9100 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9101 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9102 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9103 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9105 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9107 * cpperror.c (print_containing_files): Moved to line-map.c.
9108 (print_location): line-map.c handles re-listing or otherwise.
9109 * cpphash.h (struct lexer_state): Remove next_bol.
9110 (struct cpp_buffer): Remove include_stack_listed.
9111 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9112 Remove faked buffer handling.
9113 (_cpp_do_file_change): Tweak.
9114 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9115 * cppmain.c (struct printer): Remove filename.
9116 (print_line, cb_file_change): Update accordingly.
9117 * line-map.c: Include intl.h.
9118 (init_line_maps): Initialize last_listed.
9119 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9120 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9121 (print_containing_files): New.
9122 * line-map.h (struct line_maps): New member last_listed.
9123 (print_containing_files, INCLUDED_FROM): New.
9124 * Makefile.in: Update.
9125 * po/POTFILES.in: Add line-map.c.
9127 2001-08-06 Richard Henderson <rth@redhat.com>
9129 * except.c (convert_from_eh_region_ranges_1): Never mark
9130 USE or CLOBBER insns as throwing.
9132 * expr.c (store_constructor): Don't clobber memory targets.
9134 2001-08-06 Andreas Jaeger <aj@suse.de>
9136 * profile.c (branch_prob): Remove unused variable insn.
9138 * Makefile.in (local-alloc.o): Add dependency on except.h.
9140 * local-alloc.c: Include except.h for can_throw_internal prototype.
9142 2001-08-06 Richard Henderson <rth@redhat.com>
9144 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9145 * function.c (expand_main_function): Implement it.
9146 * doc/tm.texi: Document it.
9148 2001-08-06 Stan Shebs <shebs@apple.com>
9150 * doc/install.texi: Document powerpc-*-darwin* details.
9152 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9154 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9155 (ASM_CPU_SPEC): Move back to rs6000.h
9156 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9158 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9160 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9163 * config/rs6000/linux64.h: Ditto.
9165 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9166 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9169 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9170 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9172 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9175 2001-08-05 Richard Henderson <rth@redhat.com>
9177 * local-alloc.c (update_equiv_regs): Do not move insns that
9180 2001-08-05 Jan Hubicka <jh@suse.cz>
9182 * Makefile.in (reload1.o): Add dedendancy on except.h
9183 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9185 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9186 indicating wehther edges has been cleaned up.
9187 * reload1.c: Inlucde except.h
9188 (fixup_abnormal_edges): Accept deleted insns.
9189 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9192 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9194 * cpplib.c (do_line): Correct line number after pop_buffer.
9196 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9198 PR preprocessor/3824
9199 * line-map.c: Update comments.
9200 * line-map.h: Update comments.
9201 * tradcif.y: Don't consider large numbers unsigned.
9203 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9205 PR preprocessor/3081
9206 * c-lex.c (map): New.
9207 (cb_file_change): Update map and use it.
9208 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9209 (c_lex): Update to use map.
9210 * cpperror.c (print_location): Move to using logical line numbers.
9211 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9212 (cpp_make_system_header): Similarly.
9213 (_cpp_execute_include): Stop line numbering hacks. Store the
9214 line we will return to.
9215 * cpphash.h (CPP_BUF_LINE): Remove.
9216 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9217 Add map and return_to_line.
9218 (_cpp_do_file_change): Update.
9219 * cppinit.c (cpp_start_read): Update line kludge.
9220 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9221 (trigraph_ok): Use logical line numbers for diagnostics.
9222 (skip_block_comment): Likewise.
9223 (skip_whitespace): Likewise.
9224 (skip_line_comment): Use pfile->line instead.
9225 (_cpp_lex_token): Update to use logical line numbering exclusively.
9226 Handle BOL locally. Accept new lines in directives, but keep
9227 pfile->line decremented. Diagnostics use logical lines. Update
9229 * cpplib.c (SEEN_EOL): New.
9230 (skip_rest_of_line, check_eol): Use it.
9231 (end_directive): Increase line number when accepting the newline
9232 at the end of a directive.
9233 (run_directive): Simplify.
9234 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9235 (_cpp_do_file_change): Update to take buffer line number as an
9236 argument, and store the current map in the cpp_reader. Remove
9237 line number kludges.
9238 (_cpp_do__Pragma): Restore output position after a _Pragma.
9239 (cpp_push_buffer): Don't set output line or lineno.
9240 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9241 Remove line kludge. Set output_line.
9242 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9243 (parse_arg): Use logical lines.
9244 (save_lookahead_token): Save EOFs too now.
9245 * cppmain.c (struct printer): Fix comments.
9246 (printer_init): Simplify, let caller do errors.
9247 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9248 (maybe_print_line): Simplify.
9249 (print_line): Don't print a linemarker if -P.
9250 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9251 (cb_file_change): Simplify.
9252 * line-map.h (LAST_SOURCE_LINE): Fix.
9253 (CURRENT_LINE_MAP): New.
9255 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9257 * doloop.c (doloop_modify_runtime): Properly compute number of
9258 iterations if loop was unrolled.
9260 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9261 if their CSELIB_VAL_PTRs are.
9263 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9264 (setup_spill_pointers): Initialize it.
9265 (spill_restore_mem): Set it.
9266 (do_spill, do_restore): Use it to add REG_INC note.
9267 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9269 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9270 asms if other insns are available.
9272 * config/ia64/ia64.c (condop_operator): New predicate.
9273 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9274 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9277 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9278 temporary register than directly using a MEM.
9280 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9282 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9283 parameter in last change.
9285 2001-08-04 Zack Weinberg <zackw@panix.com>
9287 * sparc.md: Don't use #if inside C test expression.
9289 2001-08-04 Richard Henderson <rth@redhat.com>
9291 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9293 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9295 * cpphash.h (struct cpp_reader): New member directive_line.
9296 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9297 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9298 do_pragma): Pass line to callbacks.
9299 (start_directive): Record line of directive.
9300 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9301 cb_include): Similarly.
9302 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9305 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9307 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9310 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9312 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9314 * reload1.c (fixup_abnormal_edges): New static function.
9317 * flow.c (need_fake_edge_p): New function.
9318 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9319 avoid call insn to be very last insn in the insn stream.
9321 * profile.c (branch_prob): Call flow_call_edges_add instead of
9322 doing that by hand; cleanup cfg to re-merge basic blocks once
9325 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9327 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9328 are also on line-map.h.
9329 * cppfiles.c (stack_include_file): Update.
9330 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9331 (_cpp_pop_buffer): New.
9332 * cppinit.c (cpp_destroy, cpp_finish): Update.
9333 (do_includes): Mark each buffer to return at EOF.
9334 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9335 return as requested.
9336 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9337 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9338 * cpplib.h (cpp_pop_buffer): Remove.
9339 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9340 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9342 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9344 (do_preprocessing): Update.
9345 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9346 * c-parse.in (_yylex): Similarly.
9347 * scan-decls.c (scan_decls): Similarly.
9348 * line-map.h: Update comments.
9350 * objc/Make-lang.in (objc-act.o): Update dependencies.
9352 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9354 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9355 and soft register for operand 0.
9356 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9358 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9360 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9361 register for operand 0.
9362 ("bitcmpqi_z_used"): Allow memory for operand 0.
9363 (split "bitcmpqi"): New split to handle address reg as operand 1.
9365 2001-08-04 Andreas Jaeger <aj@suse.de>
9367 * gcse.c: Revert Daniel's last patch.
9369 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9371 * sparc-protos.h: Add prototypes for fp_zero_operand and
9373 * sh-protos.h: Add prototype for fpul_operand.
9375 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9377 * doc/extend.texi (Other Builtins): Fix typo in last change.
9379 2001-08-03 Richard Henderson <rth@redhat.com>
9381 * target.h (gcc_target): Add asm_out.named_section,
9382 section_type_flags, have_named_sections.
9383 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9384 (TARGET_HAVE_NAMED_SECTIONS): New.
9385 (TARGET_SECTION_TYPE_FLAGS): New.
9387 * Makefile.in (toplev.o): Depend on TARGET_H.
9388 (varasm.o, dbxout.o): Likewise.
9389 * c-common.c (decl_attributes): Check targetm.have_named_sections
9390 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9391 * dbxout.c (dbxout_function_decl): Likewise.
9392 (dbxout_function_end): Likewise.
9393 * toplev.c (compile_file): Likewise.
9394 * varasm.c (exception_section): Likewise.
9395 * cp/decl2.c (finish_objects): Likewise.
9397 * defaults.h (EH_FRAME_SECTION): Remove.
9398 (EH_FRAME_SECTION_ASM_OP): Remove.
9399 (EH_FRAME_SECTION_NAME): New.
9400 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9401 (UNIQUE_SECTION_P): Remove.
9402 * dwarf2out.c (SECTION_FORMAT): Remove.
9403 (ASM_OUTPUT_SECTION): Remove.
9404 (output_call_frame_info): Use named_section_flags.
9405 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9406 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9407 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9408 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9409 (named_section_flags): New.
9410 (named_section): Use it and targetm.section_type_flags.
9411 (resolve_unique_section): New.
9412 (assemble_start_function): Use it.
9413 (asm_emit_uninitialised, assemble_variable): Likewise.
9414 (default_section_type_flags): New.
9415 (default_no_named_section, default_elf_asm_named_section): New.
9416 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9417 * output.h: Update varasm.c decls.
9418 (SECTION_*): New flags.
9420 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9421 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9423 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9424 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9425 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9426 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9427 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9428 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9429 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9430 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9431 * config/pa/pa64-hpux.h,
9433 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9434 (TARGET_ASM_NAMED_SECTION): New.
9435 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9436 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9437 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9438 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9439 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9440 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9441 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9442 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9443 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9444 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9445 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9446 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9447 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9448 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9449 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9450 * config/sparc/sysv4.h: Likewise.
9452 * config/nextstep.h: Error until named sections implemented.
9454 * config/a29k/a29k.c (a29k_asm_named_section): New.
9455 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9456 (vms_section_type_flags, vms_asm_named_section): New.
9457 * config/arm/arm.c (arm_elf_asm_named_section): New.
9458 * config/avr/avr.c (asm_output_section_name): Remove.
9459 * config/avr/avr-protos.h: Update.
9460 * config/c4x/c4x.c (c4x_asm_named_section): New.
9461 * config/h8300/h8300.c (h8300_asm_named_section): New.
9462 * config/i386/i386.c (sco_asm_named_section): New.
9463 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9464 (i386_pe_section_type_flags): New.
9465 (i386_pe_asm_named_section): New.
9466 * config/i386/i386-protos.h: Update.
9467 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9468 * config/mcore/mcore.c (mcore_asm_named_section): New.
9469 * config/mips/mips.c (iris6_asm_named_section): New.
9470 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9471 instead of UNIQUE_SECTION_P.
9472 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9473 (xcoff_asm_named_section): New.
9474 * config/sh/sh.c (sh_asm_named_section): New.
9475 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9477 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9478 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9479 (EH_FRAME_SECTION_NAME): New.
9480 (EXCEPTION_SECTION): New.
9481 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9482 (DEBUG_*_SECTION): Remove.
9483 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9484 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9485 (EH_FRAME_SECTION_ASM_OP): Remove.
9487 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9488 (ASM_OUTPUT_SECTION_NAME): Remove.
9489 (TARGET_ASM_NAMED_SECTION): New.
9490 (TARGET_HAVE_NAMED_SECTIONS): New.
9491 (TARGET_SECTION_TYPE_FLAGS): New.
9492 (EH_FRAME_SECTION_ASM_OP): Remove.
9493 (EH_FRAME_SECTION_NAME): New.
9495 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9497 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9498 for complex expressions when cfun == 0.
9499 * doc/extend.texi: Document that __builtin_constant_p can be
9500 used in data initializers as well as functions.
9502 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9504 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9505 variable I locally, instead of expecting a declaration in the
9508 2001-08-03 Richard Henderson <rth@redhat.com>
9510 * except.c (collect_one_action_chain): Add an explicit cleanup
9511 action if regions surrounding a catch were encoded entirely
9512 within the call-site entry.
9514 2001-08-03 Richard Henderson <rth@redhat.com>
9516 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9517 don't take REGNO of a non-register.
9519 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9521 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9522 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9523 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9524 (__gthread_mutex_init_function): New function for mutex initialization.
9526 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9528 * Makefile.in: Revert screwed up commit.
9530 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9532 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9533 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9534 merged by linker script to get a final _exit().
9535 (__do_global_dtors): New for destructor handling in specific exit
9537 (__do_global_ctors): New for constructors in specific install section.
9538 (__map_data_section): Map data sections before running constructors.
9539 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9540 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9541 (DTORS_SECTION_ASM_OP): Likewise.
9542 (CTORS_SECTION_FUNCTION): Define to force a reference to
9544 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9546 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9548 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9550 * Makefile.in: Add df.h to gcse.c dependencies.
9552 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9554 * varasm.c (output_constant_def_contents): Use for the length of a
9555 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9556 depending on which is larger.
9558 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9560 * gcse.c: Include df.h for use as a dataflow analyzer.
9562 Declaration of reg_set_info: gone.
9563 New df_analyzer variable used by store motion.
9564 (reg_set_info): Deleted.
9565 (mark_mem_regs): New function, analyze regs used by a mem.
9566 (store_ops_ok): Use dataflow analyzer results to determine if
9567 necessary regs are changed in the block.
9568 (find_moveable_store): Remove check for symbol ref, we can handle
9569 much more complex expressions now.
9570 (compute_store_table): Remove most of the code, it's unnecessary
9571 now that the dataflow analyzer records the info for us.
9572 (store_killed_after): Add parameter to say whether to do the
9573 store_ops_okay test, used to speed up testing when we already know
9574 the answer, and just want to know if the store itself was killed.
9575 (build_store_vector): Largely rewritten to calculate the various
9576 vectors properly, and somewhat optimized.
9577 (store_motion): Init the df_analyzer, get REG_DEF chains.
9578 Also handle trapping expressions (since mems almost always trap)
9579 (simple_mem): Redefine what a simple mem is.
9581 2001-08-03 DJ Delorie <dj@redhat.com>
9583 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9584 set from a constant part of the condition.
9586 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9588 * mkdeps.c (deps_add_default_target): Make local variable
9589 ``start'' a const char pointer.
9590 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9592 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9594 * doc/install.texi (Configuration): Fix markup.
9595 (Specific, i?86-*-udk): Likewise.
9596 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9598 Document --enable-threads and --enable-libgcj status.
9599 (Specific, mips-sgi-irix*): Canonicalize triples.
9600 (Specific, mips-sgi-irix5): Warn about problems with this config.
9601 Mention required GNU as patch.
9602 Native assembler problems are fixed.
9603 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9604 Document --enable-threads and --enable-libgcj status.
9606 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9608 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9611 2001-08-03 Richard Henderson <rth@redhat.com>
9613 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9616 2001-08-03 Richard Henderson <rth@redhat.com>
9618 * rtlanal.c (find_first_parameter_load): Stop if we
9619 reach a CODE_LABEL at BOUNDARY.
9621 2001-08-03 Richard Henderson <rth@redhat.com>
9623 * config/alpha/alpha.md (force_movdi): New insn.
9624 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9625 Tweek FRP marking of VMS prologue insns.
9626 * config/alpha/vms.h (EPILOGUE_USES): New.
9628 2001-08-02 Richard Henderson <rth@redhat.com>
9630 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9632 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9634 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9635 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9636 config/convex/convex.h, config/d30v/d30v.c,
9637 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9638 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9639 config/mips/mips.h, config/mn10200/mn10200.h,
9640 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9641 config/v850/v850.h, config/vax/openbsd.h,
9642 config/vax/openbsd1.h, config/vax/ultrix.h,
9643 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9644 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9645 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9646 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9647 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9648 in comments and documentation.
9650 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9654 * Makefile.in (line-map.o): New.
9655 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9656 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9657 * cpperror.c (print_containing_files): Similarly.
9658 (print_location): Update. Don't output a space before _Pragma.
9659 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9660 (stack_include_filee, cpp_make_system_header): Update.
9661 (_cpp_execute_include): Get logical line number right for calling
9662 as-yet-unterminated #include.
9663 * cpphash.h (struct cpp_reader): Add line_maps.
9664 (_cpp_do_file_change): Update.
9665 * cppinit.c (cpp_create_reader): Initialize line maps.
9666 (cpp_destroy): Destroy line maps.
9667 (cpp_start_read): Get logical line number right.
9668 * cpplex.c (parse_string): Only warn once for multi-line strings.
9669 Use boolean variable for null warning.
9670 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9672 (do_include_common): End the directive early.
9673 (do_line): Don't warn about out-of-range lines in preprocessed
9674 source. Update. Remove unused variables.
9675 (_cpp_do_file_change): Update for new line mapping.
9676 (pragma_cb): New typedef.
9677 (cpp_register_pragma): Stop looking ahead before calling the
9679 (do_pragma_system_header): End directive early.
9680 (cpp_get_line_maps): New.
9681 (cpp_pop_buffer): Fudge logical line. Update.
9682 * cpplib.h: Include line-map.h
9683 (enum cpp_fc_reason): Remove.
9684 (struct cpp_file_change): Update.
9685 (cpp_get_line_maps): New.
9686 * cppmain.c (struct_printer): New member map.
9687 (cb_file_change): Update for new mappings.
9688 * fix-header.c (cb_file_change): Similarly.
9690 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9692 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9693 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9695 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9697 * config/vax/vax.c: include expr.h.
9699 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9701 * Makefile.in ($(srcdir)/configure): Only rebuild in
9703 ($(srcdir)/config.in): Only define in maintainer mode.
9704 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9706 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9708 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9710 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9712 * gcc.c (set_collect_gcc_options): New function, split out from
9714 Ignore elided switches.
9715 (do_spec_1): Invoke before executing command.
9716 (set_input): Export.
9717 Move declaration ...
9718 * gcc.h (set_input): ... here.
9719 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9722 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9725 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9727 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9729 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9731 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9732 for the unnamed instructions it expands to.
9734 2001-08-02 Richard Henderson <rth@redhat.com>
9736 * regclass.c (call_really_used_regs): Conditionally define.
9737 (init_reg_sets_1): Don't use it if not defined.
9738 (fix_register): Similarly, don't set it.
9740 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9742 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9743 Correct comment that had been missed in the previous change.
9745 2001-08-01 Stan Shebs <shebs@apple.com>
9747 * config/darwin.c (machopic_stub_name): Try matching by name.
9748 (update_stubs): New function.
9749 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9752 2001-08-01 Richard Henderson <rth@redhat.com>
9754 * except.c (output_function_exception_table): Use assemble_align.
9755 * varasm.c (assemble_eh_label): Remove.
9756 (assemble_eh_align, assemble_eh_integer): Remove.
9758 2001-08-01 Robert Lipe <robertl@caldera.com>
9760 * dwarfout.c: Remove reference to README.DWARF.
9762 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9764 * regclass.c (call_really_used_regs): New array for registers which
9765 are actually used by a call.
9766 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9768 (fix_register): Set call_really_used too.
9769 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9770 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9772 2001-08-01 Richard Henderson <rth@redhat.com>
9774 * read-rtl.c (read_name): Consider \r whitespace.
9776 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9778 * config.gcc: Recognize powerpc-*-netbsd*.
9780 * doc/install.texi (Host/target specific installation notes for
9781 GCC): Mention powerpc-*-netbsd*.
9783 * config/rs6000/netbsd.h: New file.
9784 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9785 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9786 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9787 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9788 (TARGET_VERSION): Redefine.
9790 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9791 mcall-netbsd as a match for mcall-sysv.
9792 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9793 (ncrti.S, ncrtn.S): New targets.
9794 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9796 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9797 "netbsd' as a V4 ABI.
9798 (ASM_SPEC): Check for -mcall-netbsd.
9799 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9800 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9801 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9802 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9803 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9804 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9805 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9807 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9808 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9810 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9812 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9813 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9814 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9815 including "unwind-pe.h".
9817 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9819 * rs6000.md (define_splits): Kill unused constraints.
9821 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9822 Jan Hubicka <jh@suse.cz>
9824 * function.c (thread_prologue_and_epilogue_insns): Kill code
9825 dealing with non-existent CFG.
9827 2001-08-01 Kazu Hirata <kazu@hxi.com>
9829 * alias.c: Fix comment formatting.
9830 * bitmap.c: Likewise.
9831 * builtins.c: Likewise.
9832 * calls.c: Likewise.
9833 * c-common.c: Likewise.
9834 * c-decl.c: Likewise.
9835 * c-dump.c: Likewise.
9836 * c-lex.c: Likewise.
9837 * collect2.c: Likewise.
9838 * combine.c: Likewise.
9839 * conflict.c: Likewise.
9840 * cppfiles.c: Likewise.
9841 * cppinit.c: Likewise.
9842 * cpplex.c: Likewise.
9843 * cpplib.c: Likewise.
9844 * cppmacro.c: Likewise.
9845 * cppspec.c: Likewise.
9846 * c-pragma.c: Likewise.
9847 * crtstuff.c: Likewise.
9849 * cselib.c: Likewise.
9850 * c-semantics.c: Likewise.
9851 * c-typeck.c: Likewise.
9853 2001-08-01 H.J. Lu <hjl@gnu.org>
9855 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9857 2001-08-01 H.J. Lu <hjl@gnu.org>
9859 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9861 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9863 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9864 contextualizing Objective-C class name lookup by the lexer.
9865 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9867 (protocoldef): Add support for forward @protocol declarations.
9868 (yylexname): Suppress ObjC class name lookup in certain contexts;
9869 re-enable after lookup is complete.
9870 (_yylex): Re-enable ObjC class name lookup when certain
9871 punctuation marks are seen.
9873 * objc/objc-act.c (check_protocol_recursively): New function used
9874 for finding circular dependencies in protocols.
9875 (objc_declare_protocols): New function for handling forward
9876 @protocol declarations.
9877 (receiver_is_class_object): Detect the case when 'self' is used
9878 inside of a class method.
9879 (build_message_expr): Issue a warning if class method is desired
9880 but instance method is found instead.
9881 (conforms_to_protocol): Streamline.
9882 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9883 protocol Foo, even if 'Bar foo' does not.
9884 (check_protocols): Streamline.
9885 (start_protocol): Add checks for circular and duplicate protocol
9887 (encode_aggregate_within): For typedefs of structs, encode the
9889 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9890 (objc_declare_protocols): New prototype.
9892 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9894 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9895 * cpplex.c (handle_newline): Update prototype. Maintain logical
9897 (skip_escaped_newlines, skip_block_comment, parse_string):
9899 (_cpp_lex_token): Update, and store token position within the token.
9900 * cpplib.h (struct cpp_token): Add line and column entries.
9901 * cppmacro.c (replace_args): Position stringified tokens correctly.
9903 2001-08-01 Andreas Jaeger <aj@suse.de>
9905 * basic-block.h: Add prototype for last_loop_beg_note.
9907 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9909 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9910 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9912 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9913 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9914 expand_decl_cleanup.
9915 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9917 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9918 operand while calling simple_cst_equal.
9919 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9920 operand is the cleanup expression, the third is the RTL_EXPR.
9921 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9923 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9925 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9927 2001-07-31 matthew green <mrg@eterna.com.au>
9929 * config.gcc (i386-*-netbsdelf): New description.
9930 * config/i386/netbsd-elf.h: New file.
9932 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9934 * loop.c (check_dbra_loop): Use single_set to compute
9937 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9939 PowerPC reorg and support for powerpc64-*-linux*.
9941 Also fixes emitting of constants on 32 bit and 64 bit
9944 * config.gcc: powerpc64-*-linux* is a new target.
9945 Things that needed aix.h now also include xcoff.h
9947 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9949 Move AIX specific stuff into aix.h.
9950 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9951 with more than just XCOFF now.
9952 (SET_ASM_OP): Remove, now defined where needed.
9953 (FUNCTION_PROLOGUE): New macro definition.
9954 (FUNCTION_EPILOGUE): New macro definition.
9955 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9957 * config/rs6000/xcoff.h: New file.
9959 * config/rs6000/linux64.h: New file.
9961 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9963 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9965 * rs6000.c (print_operand_address): Handle ELF syntax.
9966 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9967 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9968 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9970 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9972 * rs6000.c (rs6000_override_options): Only disable
9973 flag_function_sections for XCOFF.
9974 (exact_log2_cint_operand): New predicate.
9975 (reg_or_{add,sub}_cint64_operand): New predicates.
9976 (add_operand): Compare CONST_INT with fewer function calls.
9977 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9978 (print_operand, case 'p'): Ensure positive operand.
9979 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9980 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9981 (PREDICATE_CODES): Add new predicates.
9982 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9983 (divsi3, modsi3): Ensure positive power-of-2.
9984 (adddi3): Use new predicate. Split 32-bit constants more
9985 correctly. Re-arrange splitter to handle any constant.
9986 (subdi3): Use new predicate.
9987 (divdi3, moddi3): Ensure positive power-of-2.
9988 (movdi): Use rs6000_emit_set_const.
9989 (load_toc_v4_pic_di): Delete.
9991 2001-07-31 Graham Stott <grahams@redhat.com>
9993 * function.c (pad_below): Revert 2001-07-26 patch.
9995 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9997 * reg-stack (convert_regs_1): Fix best edge condition.
9999 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10001 * jump.c (duplicate_loop_exit_test): Better test for jumps
10002 entering the loop; create loop pre_header.
10004 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10006 * doc/install.texi: Add s390 and s390x as new targets.
10007 * doc/invoke.texi: Add documentation of S/390 and zSeries
10009 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10011 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10013 * config/m68k/m68k.md: Replace all general_operand with
10014 nonimmediate_operand for all destinations.
10015 * config/m68k/m68k.c (not_sp_operand): Likewise.
10017 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10019 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10021 2001-07-30 Richard Henderson <rth@redhat.com>
10023 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10024 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10026 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10028 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10029 Add missing doc strings
10030 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10031 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10033 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10035 * i386.c (ix86_output_main_function_alignment_hack): New function.
10036 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10038 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10039 edges by EDGE_DFS_BACK flag.
10040 (dump_edge_info): Add dfs_back flag.
10041 * basic-block.h (EDGE_DFS_BACK): New constant.
10042 (mark_dfs_back_edges): Declare.
10043 * alias.c (loop_p): Remove.
10044 (mark_constant_function): Use mark_dfs_back_edges.
10046 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10047 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10048 (compensate_edge): Break out from ...
10049 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10050 (convert_regs_2): Set block_done once block is really done;
10051 Do updating of the predecesors counts.
10053 * toplev.c (rest_of_compilation): Recompute block_for_insn
10054 before post-reload cfg_cleanup.
10055 * function.c (thread_prologue_epilogue_insns):
10056 Call set_block_for_new_insns when emitting prologue directly.
10058 2001-07-30 Andreas Jaeger <aj@suse.de>
10060 * jump.c: Add prototype for mark_modified_reg.
10062 * cse.c (set_live_p): Add unused attribute.
10064 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10066 (scan_for_source_files): Use long for count to avoid overflow.
10067 (output_data): Likewise.
10068 (output_data): Don't use string concatatenation to silence gcc
10071 * predict.c: Fix typos and grammar.
10073 * gcse.c (insert_insn_end_bb): Remove unused variables.
10075 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10077 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10078 (attempt_auto_inc): LIkewise.
10079 (mark_used_reg): Likewise.
10080 (try_pre_increment_1): Likewise.
10081 * regclass.c (regclass): Likewise.
10082 * global.c (allocno_compare): Update comment; change scaling factor.
10083 * local-alloc.c (QTY_CMP_PRI): Likewise.
10084 * regs.h (REG_FREQ_FROM_BB): New.
10085 (REG_FREQ_MAX): Likewise.
10087 2001-07-30 H.J. Lu <hjl@gnu.org>
10089 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10092 2001-07-30 H.J. Lu (hjl@gnu.org)
10094 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10095 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10096 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10098 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10100 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10101 as -mthumb-interwork when -mcpu=arm7 is specified.
10103 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10105 * predict.def (noreturn, loop branch, loop exit): Mark as first
10108 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10110 * combine.c (try_combine): Avoid barrier after noop jumps.
10112 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10114 * cpphash.h (struct cpp_reader): Remove import_warning.
10115 * cpplib.c (skip_rest_of_line): Don't bother turning off
10117 (parse_include): Move include handling to...
10118 (do_include_common): ... here. Move import warning from...
10119 (do_import): ... here.
10120 (do_pragma_poison): Don't do a callback for poison identifiers.
10121 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10122 * cppmain.c (setup_callbacks): Similarly.
10124 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10126 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10127 handle multiple sets.
10128 * except.c (sjlj_mark_call_sites): .... here.
10129 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10131 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10133 Suggested by Richard Henderson and Richard Kenner:
10134 * combine.c (recog_for_combine): Use the fake recog
10135 only if instruction does not match.
10136 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10137 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10139 * combine.c (try_combine): Discover noop jump as direct jump.
10141 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10143 * df.c (df_rd_global_compute): Add successors to worklist, not
10145 (df_ru_global_compute): Ditto.
10147 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10149 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10150 increment REG_N_SETS.
10152 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10154 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10156 * sbitmap.c (sbitmap_a_xor_b): New function.
10157 ifdef the basic block stuff on IN_GCC.
10159 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10161 * cppexp.c (parse_defined): Always record the macro name.
10162 (lex): Don't worry about identifiers, or special-case
10164 (_cpp_parse_expr): Figure out at the end of the routine
10165 whether we saw a valid !defined() expression.
10166 * cppfiles.c (stack_include_file): Update for mi_valid.
10167 (_cpp_pop_file_buffer): Similarly.
10168 * cpplex.c (_cpp_lex_token): Similarly.
10169 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10170 mi_if_not_defined, mi_lexed): Remove.
10172 * cpplib.c (do_if): Simplify.
10173 (do_endif, push_conditional, _cpp_handle_directive): Update
10174 for renaming of mi_state to mi_valid.
10176 * cpp.texi: Add index entries for digraphs, and add comment
10177 that C++ refers to them as alternative tokens.
10179 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10181 * basic-block.h (CLEANUP_PRE_LOOP): New.
10182 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10183 * sibcall.c (optimize_sibling_calls): Likewise.
10184 * toplev.c (rest_of_compilation): Likewise.
10185 * flow.c (try_forward_edges): Take argument MODE;
10186 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10187 (try_optimize_cfg): Update call of try_forward_edges.
10189 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10190 Jan Hubicka <jh@suse.cz>
10192 * (validate_replace_rtx_1): Fix simplification of MINUS.
10194 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10196 PR preprocessor/3669
10197 * cppinit.c (init_dependency_output): Turn off dump requests
10198 if sending dependencies to stdout.
10200 2001-07-28 Richard Henderson <rth@redhat.com>
10202 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10205 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10207 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10209 2001-07-28 Kazu Hirata <kazu@hxi.com>
10211 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10212 is VAR_DECL first to prevent an ICE.
10214 2001-07-28 Richard Henderson <rth@redhat.com>
10216 * varasm.c (immed_real_const_1): Don't elide special cases for
10218 (clear_const_double_mem): Clear const_tiny_rtx too.
10220 2001-07-28 Richard Henderson <rth@redhat.com>
10222 * dwarf2out.c (dw_val_class_offset): New.
10223 (struct dw_ranges_struct, dw_ranges_ref): New.
10224 (ranges_table, ranges_table_allocated): New.
10225 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10226 (add_AT_offset, add_ranges, output_ranges): New.
10227 (print_die, output_die): Handle dw_val_class_offset.
10228 (attr_checksum, size_of_die, value_format): Likewise.
10229 (gen_lexical_block_die): Handle non-contiguous blocks.
10230 (gen_block_die): Likewise.
10231 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10232 if needed. Dump the ranges table.
10233 * final.c (final_start_function): Remove unnecessary notes and
10234 rebuild the block tree before numbering the blocks.
10235 * function.c (reorder_blocks_0): Walk the existing block tree
10236 to unmark all blocks.
10237 (reorder_blocks_1): Create block fragments when duplicate block
10239 (reorder_fix_fragments): New.
10240 (reorder_blocks): Call it.
10241 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10243 2001-07-28 Richard Henderson <rth@redhat.com>
10245 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10247 2001-07-28 Richard Henderson <rth@redhat.com>
10249 * flow.c (add_to_mem_set_list): New function.
10250 (init_propagate_block_info): Use it.
10251 (mark_set_1): Likewise.
10252 (insn_dead_p): Canonicalize memory address for dead store
10253 comparison. Allow wider mode stores to kill narrower mode stores.
10254 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10255 (invalidate_mems_from_set): Don't handle MEMs.
10257 2001-07-28 Kazu Hirata <kazu@hxi.com>
10259 * config/h8300/h8300.h: Fix formatting.
10261 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10263 * basic-block.h (EDGE_FREQUENCY): New macro.
10264 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10266 * flow.c (find_sub_basic_blocks): Likewise.
10267 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10268 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10270 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10271 (HITRATE): New macro.
10272 (PRED_FLAG_FIRST_MATCH): New constant.
10273 (predictor_info): New field flgags.
10274 (combine_predictions_for_insn): Use DS theory to combine
10275 probabilities; set the edge probabilities when finished.
10276 (estimate_probability): Avoid duplicated matches
10277 of LOOP_BRANCH heuristics for nested loops; update comment.
10278 * predict.def: Add flags for each prediction, set probabilities
10279 according to B&L paper.
10280 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10282 * profile.c (compute_branch_probabilities): Cleanup way the edge
10283 probabilities are computed and REG_BR_PROB notes are dropped; if
10284 values does not match, emit error.
10285 (init_branch_prob): Do error instead of warning when profile driven
10286 feedback is missing or corrupt.
10288 2001-07-27 DJ Delorie <dj@redhat.com>
10290 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10291 against a constant, try to adjust the compare to have the desired
10292 constant in it so that min/max optimizations happen more often.
10294 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10296 * flow.c (last_loop_beg_note): New function.
10297 (redirect_edge_and_branch): Use it.
10298 (split_edge): Likewise.
10300 * alias.c (loop_p): Avoid uninitialized memory access.
10302 * flow.c (try_forward_edges): Avoid accessing freed memory.
10304 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10307 2001-07-26 Andrew Haley <aph@redhat.com>
10308 Joern Rennecke <amylaar@redhat.com>
10310 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10311 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10312 (SUBTARGET_CPP_SPEC): New.
10313 (CPP_SPEC): Remove.
10314 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10315 (SUBTARGET_CPP_PTR_SPEC): New.
10316 (CPP_DEFAULT_CPU_SPEC): New.
10317 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10318 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10319 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10320 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10321 (SUBTARGET_CPP_SPEC): Define as an empty string.
10323 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10325 * doc/install.texi (Configuration): Properly link the host
10326 specific instructions also when generating HTML.
10328 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10330 * flow.c (redirect_edge_and_branch_force): Test
10331 target->global_live_at_start.
10333 2001-07-26 Richard Henderson <rth@redhat.com>
10335 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10336 * rtl.h (avoid_constant_pool_reference): Declare it.
10337 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10338 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10340 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10342 * rtl.h (cleanup_barriers): Declare.
10343 * jump.c (cleanup_barriers): New function.
10344 * toplev.c (rest_of_compilation): Call cleanup_barriers
10345 before loop optimizer and after bb_reorder.
10347 * flow.c (back_edge_of_syntactic_loop_p): New.
10348 (split_edge): Use it.
10350 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10352 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10354 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10356 * cse.c (cse_process_notes): Replace any registers if the address
10359 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10361 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10362 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10363 (propagate_block): Update prototype.
10364 * flow.c (update_life_info): Simplify the CFG and
10365 recalculate the global regs which are alive when
10366 removing dead code during a global update.
10367 (propagate_block): Return non-zero if an INSN is
10370 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10372 * Makefile.in (LIBICONV): Define.
10374 2001-07-26 Catherine Moore <clm@redhat.com>
10376 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10377 of conditional to avoid tree checking errors.
10379 2001-07-26 Kazu Hirata <kazu@hxi.com>
10381 * regmove.c (regmove_optimize): Don't replace a reg with
10382 another reg of a different mode.
10384 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10386 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10387 limit length of dependency flush list.
10388 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10389 * sched-int.h (struct deps): Add pending_flush_length field.
10390 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10391 has 1 element in it.
10392 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10393 (sched_analyze): After a jump, if the pending memory flush list is too
10394 large, flush the pending lists.
10395 (init_deps): Initialize pending_flush_length to 0.
10396 * doc/invoke.texi (max_pending_list_length): Document parameter.
10398 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10400 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10401 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10402 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10404 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10406 * cpphash.h (struct_lexer_state): Delete was_skipping.
10407 Move skipping here from struct cpp_reader.
10408 * cpplex.c (parse_identifier): Update.
10409 (_cpp_lex_token): Don't skip tokens in a directive.
10410 * cpplib.c (struct if_stack): Update.
10411 (start_directive, end_directive): Don't change skipping state.
10412 (_cpp_handle_directive): Update.
10413 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10414 (do_else, do_endif): Update; only check for excess tokens if not
10415 in a skipped conditional block.
10416 (push_conditional): Update for new struct if_stack.
10418 2001-07-26 Graham Stott <grahams@redhat.com>
10420 * function.c (locate_and_pad_parm): Also pad initial offset
10421 so that the total argument size also includes the padding.
10423 2001-07-26 Graham Stott <grahams@redhat.com>
10425 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10426 change XSTR to XTMPL.
10428 (process_one_cond_exec): Likewise
10430 2001-07-25 Richard Henderson <rth@redhat.com>
10432 * varasm.c (assemble_variable): Create DECL_RTL before setting
10435 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10437 * predict.c (estimate_probability): Avoid duplicated predictions.
10439 * loop.c (find_and_verify_loops): Grok multiple barriers.
10441 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10443 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10445 * dbxout.c: Consistently use putc instead of fputc.
10446 (print_wide_int): New function; call instead of direct fprintf.
10447 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10448 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10449 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10450 (print_int_cst_octal): Likewise.
10451 (print_octal): Show we wrote characters.
10452 (dbxout_type): Set have_used_extensions in more places.
10454 2001-07-25 Catherine Moore <clm@redhat.com>
10456 * config/v850/v850.c (v850_va_arg): Use addr
10457 instead of valist to build incr.
10459 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10461 * flow.c (delete_dead_jumptables): New function.
10462 (life_analyzis): Call it.
10463 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10466 2001-07-25 Richard Henderson <rth@redhat.com>
10468 * except.c (reachable_handlers): Handle a region being removed
10469 out from under a RESX.
10471 2001-07-25 Richard Henderson <rth@redhat.com>
10473 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10474 swap GE/GT if it is an fp comparison.
10476 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10478 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10481 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10483 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10484 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10487 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10488 throw an exception.
10489 (visit_expression): When attempting to simplify an expression,
10490 retrieve any modes for arguments before they are simplified
10493 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10494 Janis Johnson <janis@us.ibm.com>
10496 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10497 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10498 pointer parameters to match documented usage of nonlocal_goto.
10499 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10500 parameters to their correct order.
10501 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10502 parameters to their correct order.
10504 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10506 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10508 2001-07-25 Jan Hubicka <jh@suse.cz>
10509 Richard Henderson <rth@redhat.com>
10511 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10513 (make_edges): New argument update_p; populate the edge cache if set.
10514 (find_basic_blocks): Update make_edges invocation.
10516 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10518 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10520 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10522 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10523 -Acpu and -Amachine.h.
10524 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10525 Corrected header to say ELF not a.out.
10526 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10527 when given -msoft-float.
10529 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10531 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10532 extra multilib parts like arm-elf.
10533 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10534 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10535 crtfini.o as extra multilib parts.
10537 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10539 * configure.in: Add rtems as a supported thread model.
10540 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10541 * configure: Rebuilt.
10543 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10545 * stor-layout.c (get_mode_alignment): make it work when
10546 BITS_PER_UNIT is not a power of two.
10547 * builtins.c (get_pointer_alignment): Likewise.
10549 2001-07-24 Richard Henderson <rth@redhat.com>
10551 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10552 the retrieved constant into the expected mode.
10554 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10556 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10557 (verify_flow_info): Check for duplicated edges; clarify
10560 * flow.c (block_label): Update basic_block_for_insn.
10561 (commit_edge_insertions): Call compute_bb_for_insn.
10563 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10566 * flow.c (redirect_edge_and_branch,
10567 try_optimize_cfg): Use redirect_edge_succ_nodup
10568 (redirect_edge_succ_nodup): New.
10569 * basic_block.h (redirect_edge_succ_nodup): Declare.
10571 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10574 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10576 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10577 (try_crossjump_to_edge): Update commetns.
10578 (try_crossjump_bb): Likewise.
10580 2001-07-24 Richard Henderson <rth@redhat.com>
10582 * combine.c (distribute_notes): Move set of need_refresh
10583 for noop_move_p down to catch all cases.
10585 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10587 * recog.c (split_all_insns_noflow): New.
10588 * rtl.h (split_all_insns_noflow): Declare.
10589 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10590 * m68hc11.c (m68hc11_reorg): Likewise.
10591 * sh.c (machine_dependent_reorg): Likewise.
10592 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10595 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10597 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10598 (ashlsi3_n splitter): Likewise.
10599 (lshrsi3_n splitter): Likewise.
10601 (GOTaddr2picreg): Make const SImode.
10602 (sym_label2reg): Likewise.
10603 (symGOT2reg): Likewise.
10604 (symGOTOFF2reg) Likewise.
10606 (casesi_worker_0): Make unspec SImode.
10608 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10610 * config/sh/sh.c (barrier_align): Check that an operand really is
10611 an insn before extracting its INSN_CODE.
10613 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10615 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10618 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10619 for SImode to prevent overflow.
10621 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10623 * config/mips/irix6-libc-compat.c: New file.
10624 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10625 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10626 passing workaround.
10628 2001-07-24 lars brinkhoff <lars@nocrew.org>
10630 * rtl.texi (REG_POINTER): Document.
10631 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10632 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10634 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10636 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10638 2001-07-23 Richard Henderson <rth@redhat.com>
10640 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10642 2001-07-23 Kazu Hirata <kazu@hxi.com>
10644 * config/h8300/h8300-protos.h: Add a prototype for
10645 general_operand_dst_push.
10646 * config/h8300/h8300.c (general_operand_dst_push): New.
10647 * config/h8300/h8300.h (OK_FOR_T): New.
10648 (EXTRA_CONSTRAINT): Use it.
10649 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10650 the existing movqi pattern.
10651 (movhi_push): Likewise.
10653 * reload.c: Fix comment typos.
10655 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10657 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10659 2001-07-23 H.J. Lu (hjl@gnu.org)
10661 * doc/extend.texi: Update __builtin_return_address and
10662 __builtin_frame_address.
10664 2001-07-23 Richard Henderson <rth@redhat.com>
10666 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10668 * config/i386/i386.md: New setcc+movzbl peephole2.
10670 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10672 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10673 * objc/objc-act.c: Include debug.h.
10674 (synth_module_prologue): Save and restore debug hooks too.
10676 2001-07-23 lars brinkhoff <lars@nocrew.org>
10678 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10679 and C4X_FLOAT_FORMAT.
10680 (BOOL_TYPE_SIZE): Document.
10682 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10684 * unroll.c (loop_iterations): Fix miscalculation of initial
10687 2001-07-13 Andrew Haley <aph@redhat.com>
10689 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10690 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10691 * config/sh/sh.c (sh_can_redirect_branch): New function.
10692 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10693 * reorg.c (steal_delay_list_from_target): Use
10694 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10696 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10698 * flow.c (try_simplify_condjump): Unlink insn chain on
10699 fallthru edge; use can_fallthru.
10701 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10703 * basic-block.h (find_sub_basic_block): Declare.
10704 * flow.c (make_edges): New arguments MIN and MAX;
10705 (find_sub_basic_blocks): Revamp to use make_edges
10706 and purge_dead_edges.
10707 (find_basic_blocks): Update call of find_sub_basic_block.
10709 * recog.c (split_all_insns): Always expect CFG to be consistent;
10710 call find_sub_basic_blocks in case something has changed.
10711 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10714 * basic-block.h (delete_noop_moves): Declare.
10715 * combine.c (combine_instructions): Call it.
10716 (recog_for_combine): Tolerate noop moves
10717 (distribute_notes): Force refresh when register dies at noop move.
10718 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10720 (life_analysis): Update delete_noop_moves call.
10721 (set_noop_p): Move too ...
10722 * rtlanal.c (noop_move_p): ... here.
10723 * rtl.h (noop_move_p): Declare.
10725 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10726 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10728 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10729 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10731 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10733 * reload.c (push_reload): Fix typo in comment.
10734 (find_reloads_address): Ditto.
10735 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10737 2001-07-22 Richard Henderson <rth@redhat.com>
10739 * flow.c: Grammar check and clarify a lot of comments.
10740 (try_simplify_condjump): Rename variables to be clearer.
10741 (try_forward_edges): Skip complex and fallthru edges.
10742 Rearrange tests to avoid duplicate checks.
10743 (flow_find_cross_jump): Likewise.
10744 (outgoing_edges_match): Allow match if neither branch has
10745 probability data. Loosen probability match to 5%.
10746 (try_crossjump_to_edge): Hoist repeated indirection into
10748 (try_crossjump_bb): Don't check complex edges. Eliminate
10749 redundant crossjump tests.
10750 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10751 checks before more expensive checks.
10753 2001-07-22 Richard Henderson <rth@redhat.com>
10755 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10756 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10759 2001-07-22 Richard Henderson <rth@redhat.com>
10761 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10762 (const_sint32_operand): Likewise.
10763 * m68k.md (anon mulsi pattern): Use const_int_operand not
10764 const_sint32_operand.
10765 (umulsi3_highpart): Zero extend a constant input.
10766 (smulsi3_highpart): Don't bother checking SImode constant.
10767 (const_umulsi3_highpart): Give op3 DImode.
10768 (const_smulsi3_highpart): Likewise.
10770 2001-07-22 Richard Henderson <rth@redhat.com>
10772 * flow.c (split_block): Make sure bb_note is included in the
10773 new block when splitting before a label.
10775 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10777 * basic-block.h (redirect_edge_and_branch_force,
10778 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10779 * flow.c (redirect_edge_and_branch_force,
10780 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10781 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10782 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10783 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10784 instead of label; update CFG after transformation.
10785 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10786 for finishing the transformation; handle even case where ELSE
10787 does not follow THEN.
10788 (find_if_case_2): Update call of dead_or_predictable; simplify
10791 * emit-rtl.c (split_branch_probability): New global variable.
10792 (try_split): Take care to set split_branch_probability and
10793 create REG_BR_PROB note for new jump insns.
10794 * md.texi (define_split): Document new feature.
10796 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10798 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10800 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10801 (asm_out_file): Remove redundant declaration.
10802 (assemble_asm): Remove old #if 0 block.
10803 (assemble_variable): Remove end of function; debug output is
10804 now handled with global_decl. Remove old #if 0 block. Update.
10805 Remove saved_in_section and associated no-op code.
10806 * Makefile.in (varasm.o): Correct dependencies.
10808 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10810 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10811 the definition in defaults.h.
10813 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10815 * jump.c: Update comments.
10816 (delete_barrier_successors, delete_unreferenced_labels,
10817 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10818 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10819 jump_optimize, jump_optimize_minimal): Kill.
10820 (rebuild_jump_labels): Move code from jump_optimize_1.
10821 (purge_line_number_notes): Likewise.
10822 (copy_loop_headers): Likewise.
10823 * reg-stack.c: Update comment.
10824 * stmt.c: Likewise.
10825 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10826 JUMP_AFTER_REGSCAN): Kill.
10827 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10828 purge_line_number_notes and copy_loop_headers.
10830 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10831 Richard Henderson <rth@redhat.com>
10833 * dbxout.c (dbxout_global_decl): New.
10834 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10835 * sdbout.c (sdbout_finish): New.
10836 (sdbout_debug_hooks): Use it, add comments.
10837 (sdbout_global_decl): Defer initialised public vars to
10839 * varasm.c (assemble_variable): Don't output debug information
10840 for file-scope variables.
10842 2001-07-22 Richard Henderson <rth@redhat.com>
10844 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10845 (get_round_mode_suffix): New.
10846 (print_operand): Use them for [/]. Remove support for [&'`()+].
10847 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10848 * config/alpha/alpha.md (attr round_suffix): New.
10849 (attr trap_suffix): New.
10850 (all insns): Set them appropriately. Use %/ instead of the
10851 myriad punctuators.
10853 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10855 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10857 2001-07-22 Richard Henderson <rth@redhat.com>
10859 * regrename.c (regrename_optimize): Compute nregs for each
10860 potential target register.
10862 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10863 Richard Henderson <rth@redhat.com>
10865 * dbxout.c (dbxout_global_decl): New.
10866 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10867 * sdbout.c (sdbout_finish): New.
10868 (sdbout_debug_hooks): Use it, add comments.
10869 (sdbout_global_decl): Defer initialised public vars to
10871 * varasm.c (assemble_variable): Don't output debug information
10872 for file-scope variables.
10874 2001-07-21 H.J. Lu (hjl@gnu.org)
10876 * config/mips/mips.c (mips_cpu): Moved into ...
10877 (override_options): Here.
10879 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10881 (mips_cpu): Removed.
10883 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10885 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10886 ("iorqi3"): Likewise.
10887 ("xorqi3"): Likewise.
10888 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10889 ("*subhi3_sp): Likewise.
10890 ("*subhi3"): Likewise.
10891 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10894 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10896 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10897 * config/freebsd.h: Likewise.
10898 * config/linux.h: Likewise.
10899 * config/openbsd.h: Likewise.
10900 * config/alpha/linux-elf.h: Likewise.
10901 * config/arm/linux-elf.h: Likewise.
10902 * config/d30v/d30v.h: Likewise.
10903 * config/fr30/fr30.h: Likewise.
10904 * config/ia64/aix.h: Likewise.
10905 * config/ia64/ia64.h: Likewise.
10906 * config/mips/linux.h: Likewise.
10907 * config/pj/pj.h: Likewise.
10908 * config/rs6000/linux.h: Likewise.
10909 * config/sparc/linux.h: Likewise.
10910 * config/sparc/linux64.h: Likewise.
10912 2001-07-20 Bruce Korb <bkorb@gnu.org>
10914 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10915 because getc() and char* may disagree on signedness.
10917 2001-07-20 Richard Henderson <rth@redhat.com>
10919 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10921 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10922 insns to delete in the presence of cc0 in a jump insn.
10924 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10925 Jan Hubicka <jh@suse.cz>
10927 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10928 of doing the change by hand.
10930 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10932 * rtlanal.c (set_noop_p): Return true for noop jumps.
10934 * expr.c (emit_single_push_insn): Add call to push expander.
10935 * expr.h (optab_index): Add OTI_push
10936 (push_optab): New constant.
10937 * genopinit.c (optabs): Add push_optab.
10938 * optabs.c (init_optab): Init push optab.
10939 * md.texi (push??1): Document
10941 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10943 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10944 expand to emit the pattern; put a REG_INC note for push/pop
10946 ("movdf", "movdf_internal"): Likewise.
10947 ("movsi", "movsi_internal"): Likewise.
10948 ("movsf", "movsf_internal"): Likewise.
10949 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10951 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10953 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10956 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10958 * params.def: Change default max inline insns to 100.
10960 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10962 * combine.c (combine_simplify_rtx): Generate a new shift operation
10963 when simplifying the first operand of a (neg (ashift)) expression.
10965 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10967 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10969 2001-07-20 Kelley Cook <kelley.cook@home.com>
10971 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10972 information. Move rest into ...
10973 (*-*-solaris): ... here. Eliminate redundant information and
10974 reword necessary packages section. Delete 4.x assembler bug info.
10975 (sparc-sun-*): Merge into ...
10976 (sparc-sun-sunos*): here.
10978 2001-07-20 Catherine Moore <clm@redhat.com>
10980 * config/v850/v850.md (casesi): Generate LABEL_REF
10983 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10985 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10986 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10987 * i386.md (strclrsi expander): Use it.
10989 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10991 * integrate.c (copy_insn_list): handle
10992 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10993 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10994 identically as to CODE_LABEL.
10996 * fold-const (fold): Convert A/B/C to A/(B*C) and
10999 * except.c (connect_post_landing_pads): Delete the RESX insns.
11001 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11003 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11005 * config/mips/mips.md (nmadd/nmsub): Use macro.
11007 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11009 * cppinit.c (remove_dup_dir): Make static.
11010 (remove_dup_dirs): Make static. Only warn about preempting a
11011 system directory with a non-system directory.
11013 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11015 * ifcvt.c (noce_try_store_flag_constants): Correct order
11016 of parameters to trunc_int_for_mode.
11018 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11020 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11021 an exception that will be caught within this function, do not fill
11022 its delay slot with any subsequent instruction.
11024 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11026 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11027 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11028 pointer extension instruction.
11029 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11030 * simplify-rtx.c (simplify_unary_operation) Likewise.
11031 * explow.c (convert_memory_address) Check value of
11032 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11034 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11035 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11036 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11037 Add Multilib Support.
11038 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11039 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11040 Add Multilib Support.
11041 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11043 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11044 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11045 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11047 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11049 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11050 old and new operands in `<', `3' and `b'.
11052 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11054 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11055 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11056 (toplev.o): Don't depend on xcoffout.h.
11057 * c-decl.c: Include debug.h
11058 (duplicate_decls): Use debug hook.
11059 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11060 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11061 (dbxout_types): Remove.
11062 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11063 * debug.c (do_nothing_debug_hooks): Update.
11064 (debug_true_tree, debug_nothing_rtx): New.
11065 * debug.h (struct rtx_def): New.
11066 (struct gcc_debug_hooks): New hooks ignore_block,
11067 outlining_inline_function and label.
11068 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11069 dwarf2out_frame_finish): New.
11070 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11071 Make static, update prototype.
11072 (dwarf2_debug_hooks): Update.
11073 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11074 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11075 * dwarfout.c (dwarf_debug_hooks): Update.
11076 * emit-rtl.c: Include debug.h.
11077 (remove_unnecessary_notes): Use debug hook.
11078 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11079 (final_scan_insn): Use debug hook.
11080 * integrate.c (output_inline_function): Use debug hook.
11081 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11082 (sdb_debug_hooks): Update.
11083 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11084 * toplev.c: Don't include xcoffout.h.
11085 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11086 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11088 * tree.h (dwarf2out_do_frame): Remove.
11090 2001-07-19 Catherine Moore <clm@cygnus.com>
11092 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11094 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11096 * reload1.c (eliminate_regs_in_insn): When updating a set
11097 to the frame pointer to the hardware frame pointer, perform
11098 the update always not just when REPLACE is set.
11100 * reload1.c (choose_reload_regs): Don't inherit a reload
11101 that crosses multiple registers if registers past the first
11102 don't fit in the desired class.
11104 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11105 when negating constants.
11107 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11109 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11110 * doc/tree.texi: Ditto.
11112 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11113 Jakub Jelinek <jakub@redhat.com>
11115 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11116 (extract_cie_info): Handle "eh" augmentation properly,
11118 (struct frame_state, __frame_state_for): New.
11120 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11122 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11123 HANDLE_SYSV_PRAGMA): Define.
11124 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11126 (copy_object): Caller changed.
11128 2001-07-19 Andreas Schwab <schwab@suse.de>
11130 * configure.in (assembler dwarf2 debug_line support): Define nop
11132 * configure: Regenerated.
11134 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11136 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11138 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11139 to conditionally compiled block.
11140 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11141 * dbxout.h (dbxout_function): Remove.
11142 * debug.c (do_nothing_debug_hooks): Update.
11143 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11144 global_decl, deferred_inline_function.
11145 * dwarf2out.c (dwarf2_debug_hooks): Update.
11146 (dwarf2out_global_decl): New.
11147 * dwarfout.c: Don't include dwarfout.h.
11148 (dwarfout_global_decl, dwarfout_function_decl,
11149 dwarfout_deferred_inline_function): New.
11150 (dwarf_debug_hooks): Update.
11151 * dwarfout.h: Remove.
11152 * final.c: Don't include dwarfout.h.
11153 * sdbout.c (sdbout_global_decl): New.
11154 (sdbout_debug_hooks): Update.
11155 * toplev.c: Don't include dwarfout.h.
11156 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11157 (note_deferral_of_defined_inline_function): Remove.
11158 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11159 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11160 * ch/lex.c: Don't include dwarfout.h.
11161 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11162 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11163 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11164 * cp/optimize.c: Include debug.h.
11165 (maybe_clone_body): Use debug hook.
11166 * cp/semantics.c: Include debug.h.
11167 (expand_body): Use debug hook.
11168 * po/POTFILES.in: Remove dwarfout.h.
11170 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11172 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11173 * c-parse.in (yyerror, _yylex): Similarly.
11174 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11175 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11177 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11178 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11180 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11182 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11183 in-class declaration at -g1. Fixes c++/2814.
11185 2001-07-18 Richard Henderson <rth@redhat.com>
11187 * doc/md.texi (reload_in/out): Document restrictions in predicates
11188 and constraints for these patterns. Document empty string matching
11191 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11193 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11195 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11197 * cse.c: Undo my previous patch.
11199 2001-07-18 Tom Tromey <tromey@redhat.com>
11202 * configure: Rebuilt.
11203 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11205 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11207 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11208 Jan Hubicka <jh@suse.cz>
11210 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11211 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11212 * jump.c (mark_jump_label): Do not forward branches.
11214 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11216 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11217 when return value is unused.
11219 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11221 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11223 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11225 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11226 on error. We can't blindly return the result of
11227 pthread_mutex_trylock because it returns a positive number on
11228 error, while we must return -1 on error.
11229 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11231 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11233 2001-07-18 Andreas Jaeger <aj@suse.de>
11235 * integrate.c (output_inline_function): Correct type of debug_hooks.
11237 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11239 * combine.c (combine_simplify_rtx): DIV can be treated
11240 associatively for floats if unsafe math optimisations are enabled.
11242 2001-07-17 Richard Henderson <rth@redhat.com>
11244 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11246 2001-07-17 Richard Henderson <rth@redhat.com>
11248 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11249 don't force the function address into a register.
11250 (expand_call, emit_library_call_value_1): Update callers.
11251 * builtins.c (expand_builtin_apply): Likewise.
11252 * expr.h (prepare_call_address): Update decl.
11254 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11256 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11258 * config/i386/chorus.h: Move up.
11259 * config/sparc/chorus.h: Likewise.
11260 * config/rs6000/chorus.h: Likewise.
11261 * config/chorus.h: Moved here.
11263 2001-07-17 Andreas Schwab <schwab@suse.de>
11265 * configure.in (assembler eh_frame optimization): Handle big
11267 * configure: Regenerated.
11269 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11271 * expr.c (epxand_expr): Convert divisions into multiplications by
11272 reciprocals if -ffast-math.
11274 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11276 * dbxout.c (dbxout_really_begin_function): Rename to
11277 dbxout_begin_function.
11278 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11279 (dbxout_begin_function): Remove.
11280 (dbxout_function): Update.
11281 (dbxout_source_line): Update prototype.
11282 * dbxout.h (dbxout_begin_function): Remove.
11283 * debug.c (do_nothing_debug_hooks): Update.
11284 (debug_nothing_tree): Update.
11285 (debug_nothing_charstar_rtx): Remove.
11286 * debug.h (union tree_node): Declare.
11287 (struct rtx_def): Remove.
11288 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11289 begin_function. Change source_line prototype.
11290 (debug_nothing_tree): New.
11291 (debug_nothing_charstar_rtx): Delete.
11292 (dwarf2out_begin_prologue): Moved from ...
11293 * tree.h: ... here.
11294 * dwarf2out.c (dwarf2_debug_hooks): Update.
11295 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11296 debug info, call dwarf2out_source_line.
11297 (dwarf2out_souce_line): Update prototype.
11298 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11299 Change prototype, make static.
11300 (dwarfout_source_line): Update prototype.
11301 (dwarf_debug_hooks): Update.
11302 * dwarfout.h (dwarfout_begin_function): Remove.
11303 * final.c (final_start_function, final_scan_insn): Use appropriate
11304 debug hooks, update to use notice_source_line.
11305 (output_source_line): Rename notice_source_line. Don't call the
11306 source_line debug hook.
11307 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11308 make static, update prototype.
11309 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11311 (sdbout_end_prologue): New.
11312 (sdbout_source_line): Update prototype.
11313 (sdbout_debug_hooks): Update.
11314 (sdbout_symbol): Remove unused var.
11315 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11317 * varasm.c: Include debug.h.
11318 (assemble_start_function): Use begin_function debug_hook.
11319 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11320 update with prototype.
11321 (xcoffout_source_line): Update prototype.
11322 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11324 (xcoffout_source_line): Update prototype.
11326 2001-07-17 Richard Henderson <rth@redhat.com>
11328 * c-typeck.c (build_binary_op): Do not shorten unsigned
11329 right shift after sign extension.
11331 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11333 * combine.c (combine_simplify_rtx): Attempt to simplify
11334 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11336 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11337 (simplify_binary_operation, simplify_unary_operation,
11338 simplify_relational_operation): Use it.
11340 * combine.c (combine_simplify_rtx): Don't do associative law
11341 on divisions; allow associative law on floats.
11343 2001-07-17 H.J. Lu <hjl@gnu.org>
11344 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11346 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11347 ASM_OUTPUT_WEAK_ALIAS are defined.
11348 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11349 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11351 * config/mips/iris5.h: ... here.
11352 (HANDLE_SYSV_PRAGMA): Defined as 1.
11353 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11354 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11357 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11359 * c-parse.in (all_prefix_attributes): New variable.
11360 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11361 (maybe_resetattrs): New production.
11362 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11363 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11364 notype_initdcl, nested_function, notype_nested_function,
11365 component_decl, components, components_notype,
11366 component_declarator, component_notype_declarator,
11367 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11368 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11369 after a comma being applied to more than one declarator.
11370 * doc/extend.texi (Attribute Syntax): Update. Remove
11371 documentation of bugs that are no longer present.
11373 2001-07-13 Eric Christopher <echristo@redhat.com>
11375 * config/mips/mips.h: Change TUNE_MIPS* options to use
11377 (EXTRA_SPECS): Add cc1_cpu_spec.
11378 * config/mips/mips.md (muldf3): Fix typo.
11380 2001-07-16 Richard Henderson <rth@redhat.com>
11382 * config/m68k/m68k.c: Include expr.h and reload.h.
11383 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11384 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11386 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11387 Richard Henderson <rth@redhat.com>
11389 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11390 (insn_live_p): Fix fall off end of function.
11391 (dead_libcall_p): Remove COUNTS argument; update callers.
11392 (delete_trivially_dead_insns): Remove unused variables.
11394 2001-07-17 Andreas Jaeger <aj@suse.de>
11396 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11397 x86-64 pic support.
11399 * lcm.c (optimize_mode_switching): Avoid warning for unused
11400 variable if !NORMAL_MODE.
11402 * flow.c (try_crossjump_to_edge): Remove unused variable.
11404 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11406 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11407 atexit declaration in stdlib.h.
11409 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11411 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11413 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11415 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11416 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11417 do rebuild_jump_labels instead of jump_optimize
11418 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11419 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11420 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11422 * flow.c: Include timevar.h
11423 (find_basic_block): Push/pop timevar;
11424 (cleanup_cfg): Likewise.
11425 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11426 * Makefile: Add dependencies on timevar.h
11428 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11429 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11431 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11432 * toplev.c (rest_of_compilation): Update calls.
11433 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11434 (delete_trivially_dead_insns): ... here; accept new argument
11435 preserve_basic_blocks; preserve basic blocks if set.
11437 * reg-stack.c (stack_regs_mentioned): Return 0 if
11438 stack_regs_mentioned_data is not initialized.
11439 (reg_to_stack): Make stack_regs_mentioned survive after the
11440 reg-stack is completted; do not call cleanup_cfg.
11441 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11442 make cleanup_cfg after bb-reorder to output to debug file.
11444 2001-07-16 Richard Henderson <rth@redhat.com>
11446 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11447 from int_reg_class_contents.
11449 2001-07-16 Richard Henderson <rth@redhat.com>
11451 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11452 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11453 (init_reg_sets_1): Move initialization from cse_main.
11454 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11455 (cse_main): Move its initialization also.
11456 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11457 * flow.c (propagate_one_insn): Likewise.
11458 * gcse.c (compute_hash_table): Likewise.
11459 (compute_kill_rd, compute_store_table): Likewise.
11460 * sched-deps.c (sched_analyze_1): Likewise.
11462 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11464 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11467 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11469 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11470 in if statement so we don't access undefined memory.
11472 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11474 * gcse.c: Update comment at top.
11475 Update comment on mem handling.
11476 mem_last_set, mem_first_set, mem_set_in_block: gone.
11477 Declaration of reg_set_info: gone.
11478 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11479 pointless with load_killed_in_block_p (they are *more*
11480 conservative then it, not less, and less accurate).
11481 (oprs_not_set_p): Ditto.
11482 (alloc_gcse_mem): Don't allocate mem_set_in_block
11483 (free_gcse_mem): Don't free it, either.
11484 (record_last_mem_set_info): Update comment in front, remove
11485 mem_*set_* stuff. Note the reason we don't handle stores directly
11487 (compute_hash_table): Update comments to reflect reality. Remove
11488 mem_*set_* references.
11489 (reset_opr_set_tables): Remove mem_*set_* references.
11490 (mark_call): Ditto.
11491 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11492 (mark_clobber): Ditto (on both parts, we double set here too).
11493 (expr_killed_p): Remove mem_set_in_block test.
11494 (compute_transp): Remove mem_set_in_block test.
11496 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11497 of edge, and removal of phi alternative to dump file.
11498 (ssa_ccp_substitute_constants): Add note about register now being
11499 constant, and which uses were replaced in what insns to dump file.
11501 2001-07-16 Andreas Jaeger <aj@suse.de>
11503 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11504 variables of type HOST_WIDEST_INT.
11506 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11507 (__bb_exit_func): Correct type of count_max to avoid overflow.
11508 (num_digits): Handle long long argument.
11510 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11512 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11514 * output.h (sdb_begin_function_line): Restore as an extern
11516 * sdbout.c (sdb_begin_function_line): Make extern.
11518 2001-07-15 Richard Henderson <rth@redhat.com>
11520 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11521 * genrecog.c (maybe_both_true_mode): New.
11522 (maybe_both_true_2): Use it.
11523 (write_switch): Don't put Pmode in a switch.
11524 * rtl.c (mode arrays): Don't explicitly size them.
11526 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11528 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11529 handling; move unconditional splitting before mode switching.
11531 * i386.md (type): Add fistp type.
11532 (i387, length_attr, scheduling definitions): Handle this type.
11533 (fix_trunc?f?i2): Revamp to use mode switching.
11534 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11535 * i386.h (fp_cw_mode): New enum
11536 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11537 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11539 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11541 * Makefile.in (integrate.o): Add debug.h.
11542 * integrate.c (debug.h): Add.
11543 (output_inline_function): Save, reset, and restore debug_hooks.
11545 2001-07-15 Richard Henderson <rth@redhat.com>
11547 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11548 instead of COMPARE for the EQUIV expression.
11550 2001-07-15 Richard Henderson <rth@redhat.com>
11552 * flow.c (redirect_edge_and_branch_force): Initialize
11553 global_live_at_start and global_live_at_end.
11554 (allocate_bb_life_data): Export.
11555 * basic-block.h (allocate_bb_life_data): Declare.
11556 * toplev.c (rest_of_compilation): Call it.
11558 2001-07-15 Richard Henderson <rth@redhat.com>
11560 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11561 (alpha_tablejump_best_label): New.
11562 * config/alpha/alpha-protos.h: Declare them.
11563 * config/alpha/alpha.md: Use braced strings for code blocks.
11564 (tablejump_osf): Break out add with r29.
11565 (tablejump_osf_internal): Remove.
11566 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11567 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11569 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11571 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11574 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11576 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11577 (ix86_fp_jump_nontrivial_p): New.
11578 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11579 use ix86_fp_jump_nontrivial_p.
11580 * i386.c (ix86_fp_jump_nontrivial_p): New.
11581 (ix86_split_fp_branch): Accept code instead of rtx.
11582 (ix86_expand_compare): Expand comparison early in case
11583 doing so is resonably cheap.
11585 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11587 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11589 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11590 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11592 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11594 * dbxout.c (dbxout_source_line): Make static, update prototype.
11595 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11596 (dbxout_init, dbxout_finish, dbxout_source_line,
11597 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11598 * dbxout.h (dbxout_source_line): Delete.
11599 * debug.c (debug_nothing_file, debug_nothing_file_int,
11600 debug_nothing_file_charstar_rtx): New.
11601 (do_nothing_debug_hooks): Update.
11602 (debug_nothing_void, debug_nothing_charstar_rtx,
11603 dwarf2out_end_epilogue): New.
11604 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11605 * debug.h (struct rtx_def): Declare.
11606 (gcc_debug_hooks): New hooks source_line, end_epilogue
11608 (debug_nothing_void, debug_nothing_charstar_rtx,
11609 dwarf2out_end_epilogue): New.
11610 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11611 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11612 (dwarf2_debug_hooks): Update.
11613 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11614 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11615 * dwarf2out.h (dwarf2out_source_line): Remove.
11616 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11617 Make static, update prototype.
11618 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11619 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11620 (dwarf_debug_hooks): Update.
11621 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11622 dwarfout_end_function): Remove.
11623 * final.c (profile_function): Use debug hooks for ending functions
11625 (output_source_line, final_end_function): Update prototype,
11627 (final_start_function, final_scan_insn): Update.
11628 * output.h (sdb_begin_function_line): Remove.
11629 (final_end_function): Update prototype.
11630 * sdbout.c (sdb_begin_function_line): Make static.
11631 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11632 (sdbout_source_line): New.
11633 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11635 (sdb_debug_hooks): Update.
11636 (sdbout_init, sdbout_source_line,
11637 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11638 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11639 * toplev.c (compile_file, rest_of_compilation): Update.
11640 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11641 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11642 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11643 Update for prototype changes.
11644 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11645 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11647 2001-07-15 Richard Henderson <rth@redhat.com>
11649 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11650 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11651 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11652 * config/alpha/alpha.c: Likewise.
11653 * config/alpha/alpha.md: Likewise.
11654 * config/alpha/alpha32.h: Likewise.
11655 * config/alpha/vms.h: Likewise.
11656 (OPEN_VMS): Remove.
11658 2001-07-14 Richard Henderson <rth@redhat.com>
11660 * config/alpha/alpha.md: Use define_constants for unspec values.
11661 Substitute throughout.
11663 2001-07-14 Tim Josling <tej@melbpc.org.au>
11665 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11667 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11669 * pa.md: Remove unused constraints from define_split's.
11671 2001-04-14 Richard Henderson <rth@redhat.com>
11673 * ifcvt.c (find_cond_trap): Test for exit block.
11675 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11677 Re-install recently reverted patch.
11678 * emit-rtl.c (try_split): Update mark_jump_label call.
11679 * flow.c (find_sub_basic_blocks): Likewise.
11680 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11681 jump_back_p): Kill.
11682 (mark_all_labels): Kill second parameter.
11683 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11684 (rebuild_jump_labels, jump_optimize_minimal): Update call
11685 of jump_optimize_1.
11686 (jump_optimize_1): Kill crossjumping code.
11687 (mark_jump_label): Kill cross_jump parameter.
11688 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11689 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11690 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11692 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11694 (dump_file_info): Likewise.
11695 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11696 reorganize passes to do reg-stack first, bb-reorder second.
11697 * invoke.texi (-d letters doc): Remove the jump2 pass.
11699 2001-07-14 Richard Henderson <rth@redhat.com>
11701 * ifcvt.c (find_cond_trap): New.
11702 (find_if_header): Call it.
11703 (merge_if_block): Relax existing jump sanity check.
11704 * jump.c (jump_optimize_1): Remove conditional trap handling.
11706 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11708 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11710 (insn_refs_are_delayed): Correct comment.
11711 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11712 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11713 instead of r31. Make associated insn !TARGET_64BIT, and
11714 provide an additional 64-bit insn that clobbers r2.
11715 (divsi3): Likewise.
11716 (udivsi3): Likewise.
11717 (modsi3): Likewise.
11718 (umodsi3): Likewise.
11720 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11722 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11724 * flow.c (redirect_edge_and_branch_force, split_edge,
11725 try_crossjump_to_edge): Use set_block_for_new_insns.
11726 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11728 2001-07-13 H.J. Lu (hjl@gnu.org)
11730 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11733 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11735 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11737 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11739 * c-common.c (decl_attributes): Take a pointer to the node to
11740 which attributes are to be attached, and a flags argument.
11741 * c-common.h (enum attribute_flags): New.
11742 (decl_attributes): Update prototype.
11743 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11744 finish_enum, start_function): Update calls to decl_attributes.
11745 * c-parse.in (component_declarator, component_notype_declarator,
11746 label): Update calls to decl_attributes.
11748 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11750 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11751 * config/avr/avr.c (legitimate_address_p): Return value changed
11752 from letter to register classes. For better debugging.
11754 2001-07-13 Kazu Hirata <kazu@hxi.com>
11756 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11758 2001-07-13 H.J. Lu (hjl@gnu.org)
11760 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11762 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11764 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11765 correctly for shared configurations.
11766 * config/t-libgcc-pic: New.
11767 * config/{i386,m68k,sparc}/t-openbsd: New.
11768 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11769 Support -shared. Support debugging libraries with -g.
11770 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11771 frame information does not emit pointer diffs.
11772 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11773 emit pointer diffs.
11775 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11777 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11779 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11781 * combine.c (try_combine): Ensure const_int pow2 is positive.
11783 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11785 * config.gcc: Add configuration for s/390.
11786 * config/s390/s390.c: New. Subroutines for code generation.
11787 * config/s390/s390.h: New. Definitions for s/390.
11788 * config/s390/s390-protos.h: New. Prototypes.
11789 * config/s390/linux.h: New. Definitions for linux for s/390.
11790 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11791 * config/s390/t-linux: New. Makefile fragment.
11792 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11793 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11795 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11797 * emit-rtl.c (try_split): Update mark_jump_label call.
11798 * flow.c (find_sub_basic_blocks): Likewise.
11799 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11800 jump_back_p): Kill.
11801 (mark_all_labels): Kill second parameter.
11802 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11803 (rebuild_jump_labels, jump_optimize_minimal): Update call
11804 of jump_optimize_1.
11805 (jump_optimize_1): Kill crossjumping code.
11806 (mark_jump_label): Kill cross_jump parameter.
11807 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11808 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11809 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11811 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11813 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11814 reorganize passes to do reg-stack first, bb-reorder second.
11815 * invoke.texi (-d letters doc): Remove the jump2 pass.
11817 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11819 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11821 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11823 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11825 (verify_flow_info): Make diagnostics prettier.
11827 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11829 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11831 * flow.c (outgoing_edges_match): Return early if condition reversal
11834 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11836 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11837 (mips_move_2words): When splitting a move into two instructions,
11838 prefix the second address operand with '%D'.
11840 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11842 * Makefile.in (final.o): Depend on debug.h.
11843 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11844 (dbx_debug_hooks): Add new hooks.
11845 (xcoff_debug_hooks): New.
11846 * debug.c (debug_nothing_file_int_int): New.
11847 (do_nothing_debug_hooks): Update.
11848 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11849 (debug_nothing_file_int_int): New.
11850 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11851 static, update prototype.
11852 (dwarf2_debug_hooks): Update.
11853 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11854 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11855 static, update prototype.
11856 (dwarf_debug_hooks): Update.
11857 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11858 * final.c: Include debug.h.
11859 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11860 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11861 static, update prototype.
11862 (sdb_debug_hooks): Update.
11863 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11864 * toplev.c: Distinguish between xcoff and dbx.
11866 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11867 Call all debug hooks, not just dwarf ones.
11869 2001-07-11 Timothy Wall <twall@redhat.com>
11871 * config.gcc: Add configuration for AIX5/IA64.
11872 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11873 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11874 support prefix/suffix code.
11875 * config/ia64/t-aix: New. Makefile fragment.
11876 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11878 2001-07-11 Kazu Hirata <kazu@hxi.com>
11880 * recog.c (validate_change): Fix a comment typo.
11882 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11884 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11885 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11887 * dbxout.c (dbx_debug_hooks): Add new hooks.
11888 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11890 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11892 * dbxout.h (dbxout_start_new_source_file,
11893 dbxout_resume_previous_source_file): Delete.
11894 * debug.c (do_nothing_debug_hooks): Add new hooks.
11895 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11896 (debug_nothing_int_charstar, debug_nothing_int): New.
11897 * debug.h (gcc_debug_hooks): New hooks define, undef,
11898 start_source_file and end_source_file.
11899 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11900 (debug_nothing_int_charstar, debug_nothing_int): New.
11901 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11902 the conditionally compiled section.
11903 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11904 dwarf2out_define, dwarf2out_undef): Make static.
11905 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11906 dwarf2out_define, dwarf2out_undef): Remove.
11907 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11908 (dwarfout_start_source_file, dwarfout_end_source_file,
11909 dwarfout_define, dwarfout_undef): Make static.
11910 (dwarfout_start_source_file_check,
11911 dwarfout_end_source_file_check): New.
11912 (dwarfout_define, dwarfout_finish): Update.
11913 * dwarfout.h (dwarfout_start_new_source_file,
11914 dwarfout_resume_previous_source_file, dwarfout_define,
11915 dwarfout_undef): Remove.
11916 * sdbout.c (sdb_debug_hooks): Add new hooks.
11917 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11919 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11920 make static, take an arg.
11921 * sdbout.h (sdbout_start_new_source_file,
11922 sdbout_resume_previous_source_file): Delete.
11923 * toplev.c (debug_start_source_file, debug_end_source_file,
11924 debug_define, debug_undef): Delete.
11925 * toplev.h (debug_start_source_file, debug_end_source_file,
11926 debug_define, debug_undef): Delete.
11928 * java/jcf-parse.c: Include debug.h.
11929 (parse_class_file): Update to use debug hooks directly.
11930 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11932 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11934 * alias.c (set_mem_alias_set): New function.
11935 * rtl.h (set_mem_alias_set): Declare it.
11936 * builtins.c (expand_builtin_return_addr): Call it instead of
11937 using MEM_ALIAS_SET accessor.
11938 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11939 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11940 (expand_builtin_va_copy):Likewise.
11941 * caller-save.c (setup_save_areas): Likewise.
11942 * calls.c (compute_argument_addresses): Likewise.
11943 * explow.c (set_mem_attributes): Likewise.
11944 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11945 (expand_assignment, store_constructor_field, store_field): Likewise.
11946 (expand_expr_unaligned): Likewise.
11947 * function.c (assign_stack_temp_for_type): Likewise.
11948 (put_reg_into_stack, gen_mem_addressof): Likewise.
11949 * ifcvt.c (noce_try_cmove_arith): Likewise.
11950 * reload1.c (reload, alter_reg): Likewise.
11951 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11952 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11953 (alpha_expand_unaligned_store): Likewise
11954 (alpha_expand_unaligned_load_words): Likewise.
11955 (alpha_expand_unaligned_store_words): Likewise.
11956 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11957 (alpha_expand_epilogue): Likewise.
11958 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11959 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11960 * config/i386/i386.c (legitimize_pic_address): Likewise.
11961 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11962 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11963 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11964 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11965 * config/mips/mips.c (mips_va_arg): Likewise.
11966 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11967 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11968 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11969 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11970 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11971 (rs6000_emit_epilogue): Likewise.
11972 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11973 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11974 * config/v850/v850.c (v850_va_arg): Likewise.
11976 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11978 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11979 when fallthru edge is present.
11980 (mege_blocks): Handle case where creation of jump insn
11983 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11984 CLEANUP_POST_REGSTACK): New constants.
11985 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11986 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11987 * output.h (cleanup_cfg): Update prototype.
11988 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11989 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11990 cleanup_cfg call; kill missleading comment.
11991 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11992 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11993 parameter; control optimizations performed using it.
11994 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11995 try_crossjump_bb): New functions.
11997 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11999 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12001 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12002 pa_output_function_prologue.
12003 * pa-protos.h (pa_output_function_prologue): New prototype.
12005 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12007 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12008 and low to get correct sign extension in low+high test.
12010 2001-07-11 Janis Johnson <janis@us.ibm.com>
12012 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12013 for large hit count.
12015 * profile.c (branch_prob): Fix .bbg info for computed gotos
12018 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12020 * stmt.c (parse_output_constraint): New function, split out
12022 (expand_asm_operands): ... here. Use parse_output_constraint.
12023 * tree.h (parse_output_constraint): Declare it.
12025 2001-07-11 Richard Henderson <rth@redhat.com>
12027 * bitmap.c: Comment some functions; fiddle whitespace.
12028 (bitmap_free): Don't export.
12029 (bitmap_element_allocate): Use memset.
12030 * bitmap.h (bitmap_free): Don't declare.
12032 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12034 * gcse.c, lcm.c, sched-deps.c:
12035 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12037 * flow.c (flow_loops_find): Free dom if we found no loops, since
12038 we aren't going to save it.
12040 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12043 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12045 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12047 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12049 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12050 #ifndef DWARF2_DEBUGGING_INFO.
12052 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12054 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12056 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12058 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12059 reverse a branch if a NE comparison is implemented with GTU.
12061 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12062 H.J. Lu <hjl@gnu.org>
12064 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12065 constant addresses.
12066 (call_internal2): Likewise.
12067 (call_value_internal1): Likewise.
12068 (call_value_internal2): Likewise.
12069 (call_value_multiple_internal1): Likewise.
12070 (call_value_multiple_internal2): Likewise.
12072 2001-07-10 Kazu Hirata <kazu@hxi.com>
12074 * calls.c (emit_library_call_value_1): Fix a comment typo.
12075 * dwarf2out.c (mem_loc_descriptor): Likewise.
12076 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12078 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12080 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12082 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12084 * recog.c (offsettable_address_p): Handle LO_SUM case.
12085 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12086 instead of plus_constant.
12088 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12090 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12091 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12093 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12095 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12096 adjust_address_nv instead of plus_constant.
12098 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12100 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12101 dwarf2out.o): Depend on debug.h, wrap long lines.
12102 * dbxout.c: Include debug.h.
12103 (dbx_debug_hooks): New.
12104 (dbxout_init): Make static, take just 2 args.
12105 (dbxout_finish): Make static.
12106 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12107 * debug.c: New file.
12108 * debug.h: New file.
12109 * dwarf2out.c: Include debug.h.
12110 (dwarf2_debug_hooks): New.
12111 (dwarf2out_init): Make static.
12112 (dwarf2out_finish): Make static, take 2 args.
12113 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12114 * dwarfout.c: Include debug.h.
12115 (dwarf_debug_hooks): New.
12116 (dwarfout_init): Make static.
12117 (dwarfout_finish): Make static, take 2 args.
12118 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12119 * sdbout.c: Include debug.h.
12120 (sdb_debug_hooks): New.
12121 (sdbout_init): Make static, take 2 args.
12122 * sdbout.h (sdbout_init): Delete.
12123 * toplev.c: Include debug.h.
12124 (debug_hooks): New.
12125 (compile_file): Set deubg_hooks based on command line options.
12126 Use the hooks unconditionally rather than conditional compilation.
12128 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12130 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12131 first_insn_after_basic_block_note instead.
12133 * df.c (df_bb_refs_unlink): #if 0 out for now.
12135 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12137 * ssa.h: Add prototype for ssa_const_prop
12138 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12139 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12140 (ssa_fast_dce): Remove unused variable
12142 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12144 * diagnostic.c (finish_diagnostic): Rename to
12145 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12148 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12150 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12153 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12154 (dump_file): Only pad the demangled name with spaces if the
12155 mangled name was padded with spaces.
12157 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12159 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12162 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12164 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12165 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12166 EXPAND_INITIALIZER.
12168 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12169 whether can put offset inside LO_SUM to check mode alignment, not size.
12171 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12173 * doc/tm.texi (Misc): Fix thinko.
12175 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12177 * regmove.c (replace_in_call_usage): Fix warnings.
12178 * sched-deps.c (add_dependence): Fix warnings.
12179 * simplify-rtx.c (simplify_subreg): Likewise.
12180 Return NULL_RTX instead of NULL.
12182 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12183 (subst_asm_stack_regs): Likewise.
12185 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12188 * dwarf2out.c (output_call_frame_info): Declare i as int.
12189 (build_abbrev_table): Declare n_alloc as int.
12190 (dwarf2out_finish): Initialize die.
12191 * except.c: Declare sjlj_funcdef_number as unsigned.
12192 (connect_post_landing_pads): Declare j as unsigned.
12193 (convert_to_eh_region_ranges): Initialize call_site.
12194 (output_function_exception_table): Initialize tt_format_size.
12195 * expr.c (move_by_pieces_1): Initialize to1.
12196 (store_constructor): Initialize minelt and maxelt.
12197 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12198 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12200 * c-decl.c (combine_parm_decls): Unused, remove.
12201 * c-tree.h: Remove prototype for combine_parm_decls.
12203 * reload.c (push_reload): Fix warning.
12204 (regno_clobbered_p): Likewise.
12205 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12206 (reload_combine): Likewise.
12208 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12209 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12211 * bitmap.c (bitmap_operation): Change user.
12212 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12214 2001-07-10 Eric Christopher <echristo@redhat.com>
12216 * config/mips/mips.c (override_options): Fix typo.
12218 2001-07-09 Stan Shebs <shebs@apple.com>
12220 * target.h (struct gcc_target): New fields init_builtins and
12222 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12223 (TARGET_EXPAND_BUILTIN): New macro.
12224 (TARGET_INITIALIZER): Add them.
12225 * builtins.c: Include target.h.
12226 (expand_builtin): Use targetm.expand_builtin.
12227 (default_init_builtins): New function.
12228 (default_expand_builtin): New function.
12229 * expr.h (default_init_builtins): Declare.
12230 (default_expand_builtin): Declare.
12231 * c-common.c (c_common_nodes_and_builtins): Use
12232 targetm.init_builtins.
12233 * defaults.h (MD_INIT_BUILTINS): Remove.
12234 * Makefile.in (builtins.o): Depend on target.h.
12236 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12237 (TARGET_EXPAND_BUILTIN): Define.
12238 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12239 (MD_EXPAND_BUILTIN): Remove.
12241 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12242 (TARGET_EXPAND_BUILTIN): Define.
12243 (c4x_init_builtins): Make endlink arg a local.
12244 (c4x_print_operand): Fix typos in adjust_address usages.
12245 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12246 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12247 (MD_EXPAND_BUILTIN): Remove.
12249 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12250 (TARGET_EXPAND_BUILTIN): Define.
12251 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12252 (ix86_init_builtins): Call new function only if TARGET_MMX.
12253 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12254 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12255 (MD_EXPAND_BUILTIN): Remove.
12257 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12258 (TARGET_EXPAND_BUILTIN): Define.
12259 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12260 (MD_EXPAND_BUILTIN): Remove.
12262 * doc/tm.texi: Document these changes.
12264 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12266 * basic-block.h (tree_node): Forward declare if needed.
12267 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12268 (BLOCK_HEAD_TREE): Define.
12269 (BLOCK_END_TREE): Define.
12270 (struct loops): Rename field 'tree' to 'tree_root'.
12271 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12273 (flow_loops_tree_build): Rename reference to field 'tree' to
12275 (flow_loops_level_compute): Ditto.
12276 * predict.c (estimate_bb_frequencies): Ditto.
12277 * tree.h (struct tree_common): Add field 'aux'.
12279 2001-07-09 Stan Shebs <shebs@apple.com>
12281 * config/darwin.c (darwin_encode_section_info): Don't mark any
12282 DECL_EXTERNAL node as defined.
12284 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12286 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12287 pa_free_machine_status, hppa_init_pic_save): Delete.
12288 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12289 (hppa_profile_hook): Use hppa_pic_save_rtx.
12290 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12291 hppa_init_pic_save): Delete.
12292 (hppa_pic_save_rtx): Declare.
12293 * pa.md (call, call_value, sibcall, sibcall_value,
12294 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12296 2001-07-09 Kazu Hirata <kazu@hxi.com>
12298 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12299 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12301 2001-07-09 Andreas Jaeger <aj@suse.de>
12303 * output.h: Add declaration of final_forward_branch_p.
12305 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12307 * varray.c: Include errors.h for internal_error and trim_filename
12310 * Makefile.in (varray.o): Add errors.h.
12312 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12314 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12315 * optabs.c (have_add2_insn): Check whether the add insn chosen
12316 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12317 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12319 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12321 * Makefile.in (OBJS): Add ssa-ccp.o
12322 (ssa-ccp.o): Add dependencies.
12323 * toplev.c (DFI_ssa_ccp): New dump file enum.
12324 (dump_file): Add entry for dumping after SSA CCP.
12325 (flag_ssa_ccp): New flag variable.
12326 (f_options): Add -fssa-ccp.
12327 (rest_of_compilation): Run SSA CCP if requested.
12328 * timevar.def (TV_SSA_CCP): New timevar.
12329 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12330 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12331 Fix minor typo in SSA DCE documentation.
12332 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12333 Add documentation for new dump option. Renumber dump files
12336 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12338 * emit-rtl.c (gen_highpart_mode): New.
12339 * rtl.h (gen_highpart_mode): Declare.
12340 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12341 operand can be VOIDmode constant.
12343 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12345 * flow.c (redirect_edge_and_branch_force): New.
12346 (can_fallthru): Ensure that basic blocks are succeeding.
12347 (try_optimize_cfg): Do not delete basic block if it is the last one.
12349 * flow.c (try_redirect_by_replacing_jump): Do not remove
12350 jumps with side effects, unlink chain on fallthru edge;
12351 set block for new jump instruction; avoid basic block to
12352 over by line number note.
12354 * flow.c (try_simplify_condjump): Verify that the condjump
12355 is not always falling through.
12358 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12360 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12361 (try_redirect_by_replacing_jump): Update properly the count
12362 and frequency information.
12364 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12366 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12367 address that is a LO_SUM specially.
12368 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12370 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12372 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12373 (operand_subword): Use them.
12374 (change_address_1): Renamed from change_address; new arg VALIDATE.
12375 * expr.h: Reflect above changes; change_address now macro.
12376 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12378 * cselib.c (add_mem_for_addr): Likewise.
12379 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12380 * regmove.c (try_apply_stack_adjustment): Likewise.
12381 * reload.c (push_reload, make_memloc): Likewise.
12382 * reload1.c (eliminate_regs): Likewise.
12383 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12384 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12386 * combine.c (make_extraction, simplify_shift_const): Likewise.
12387 (gen_lowpart_for_combine): Likewise.
12388 * cse.c (gen_lowpart_if_possible): Likewise.
12389 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12390 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12391 * optabs.c (gen_move_insn): Likewise.
12392 * reload1.c (alter_reg): Likewise.
12393 * simplify-rtx.c (simplify_subreg): Likewise.
12394 * stmt.c (expand_anon_union_decl): Likewise.
12395 * recog.c (validate_replace_rtx_1): Likewise.
12397 * Makefile.in (recog.o): Add $(EXPR_H).
12398 * explow.c (stabilize): Call replace_equiv_address.
12399 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12400 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12402 2001-07-03 Andrew Haley <aph@redhat.com>
12404 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12405 the mode of the memory location.
12407 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12409 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12411 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12413 * final.c (output_addr_const): Use target opening and
12414 closing parentheses.
12415 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12416 defaults, add to TARGET_ASM_OUT.
12417 * target.h (struct gcc_target): Add open_paren and close_paren.
12418 * doc/md.texi: Update.
12419 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12420 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12421 TARGET_ASM_CLOSE_PAREN.
12422 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12424 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12426 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12427 * config/a29k/a29k.h: Similarly.
12428 * config/alpha/alpha.h: Similarly.
12429 * config/arc/arc.h: Similarly.
12430 * config/arm/aof.h: Similarly.
12431 * config/arm/aout.h: Similarly.
12432 * config/avr/avr.h: Similarly.
12433 * config/c4x/c4x.h: Similarly.
12434 * config/clipper/clipper.h: Similarly.
12435 * config/convex/convex.h: Similarly.
12436 * config/d30v/d30v.h: Similarly.
12437 * config/dsp16xx/dsp16xx.h: Similarly.
12438 * config/elxsi/elxsi.h: Similarly.
12439 * config/fr30/fr30.h: Similarly.
12440 * config/h8300/h8300.h: Similarly.
12441 * config/i370/i370.h: Similarly.
12442 * config/i386/i386.h: Similarly.
12443 * config/i860/i860.h: Similarly.
12444 * config/i960/i960.h: Similarly.
12445 * config/ia64/ia64.h: Similarly.
12446 * config/m32r/m32r.h: Similarly.
12447 * config/m68hc11/m68hc11.h: Similarly.
12448 * config/m68k/m68k.h: Similarly.
12449 * config/m88k/m88k.h: Similarly.
12450 * config/mcore/mcore.h: Similarly.
12451 * config/mips/mips.h: Similarly.
12452 * config/mn10200/mn10200.h: Similarly.
12453 * config/mn10300/mn10300.h: Similarly.
12454 * config/ns32k/ns32k.h: Similarly.
12455 * config/pa/pa.h: Similarly.
12456 * config/pdp11/pdp11.h: Similarly.
12457 * config/pj/pj.h: Similarly.
12458 * config/romp/romp.h: Similarly.
12459 * config/rs6000/rs6000.h: Similarly.
12460 * config/sh/sh.h: Similarly.
12461 * config/sparc/sparc.h: Similarly.
12462 * config/v850/v850.h: Similarly.
12463 * config/vax/vax.h: Similarly.
12464 * config/we32k/we32k.h: Similarly.
12466 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12468 * doc/c-tree.texi: Document representation of attributes.
12470 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12472 * doc/tm.texi: Update some places for the rename of target to
12475 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12477 * target.h (struct gcc_target): Add insert_attributes.
12478 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12479 (TARGET_INITIALIZER): Update.
12480 * tree.c, tree.h (default_insert_attributes): New function.
12481 Update comments on other default functions to refer to targetm,
12483 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12484 TARGET_INSERT_ATTRIBUTES.
12485 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12486 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12487 Don't use PRAGMA_INSERT_ATTRIBUTES.
12488 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12489 * c-decl.c (start_decl, start_function): Don't call
12490 SET_DEFAULT_DECL_ATTRIBUTES.
12491 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12492 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12494 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12495 (c4x_check_attribute): Avoid modifying attribute list itself.
12496 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12498 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12499 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12501 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12502 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12504 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12505 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12507 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12508 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12509 Adjust parameters. Make static.
12511 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12513 * c-common.c (decl_attributes): Only take a single attributes
12515 * c-common.h (decl_attributes): Update prototype.
12516 * c-decl.c (start_decl, start_function): Only take a single
12517 attributes parameter. Update calls to decl_attributes.
12518 (finish_struct, finish_enum): Update calls to decl_attributes.
12519 (push_parm_decl): Expect unified list of attributes. Update call
12520 to decl_attributes.
12521 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12522 notype_nested_function, component_declarator,
12523 component_notype_declarator, label): Update calls to
12525 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12526 lists that are passed to push_parm_decl.
12527 * c-tree.h (start_function, start_decl): Update prototypes.
12528 * config/sh/sh-protos.h, config/sh/sh.c
12529 (sh_pragma_insert_attributes): Only take a single attributes
12531 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12532 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12533 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12534 build_module_descriptor, generate_static_references,
12535 generate_strings, build_selector_translation_table,
12536 generate_descriptor_table, generate_protocols,
12537 generate_ivars_list, generate_dispatch_table,
12538 generate_protocol_list, generate_category,
12539 generate_shared_structures, really_start_method, add_objc_decls,
12540 generate_classref_translation_entry): Update calls to start_decl
12541 and start_function.
12542 (build_tmp_function_decl, start_method_def): Unify attribute lists
12543 that are passed to push_parm_decl.
12545 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12547 * final.c (no_asm_to_stream): New.
12548 (final_scan_insn): Use target structures for prologue ends
12549 and epilogue starts.
12550 * output.h (no_asm_to_stream): New.
12551 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12552 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12553 (TARGET_ASM_OUT): Update.
12554 * target.h (struct gcc_target): New members function_end_prologue
12555 and function_begin_epilogue.
12556 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12557 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12558 * config/alpha/alpha.c (output_end_prologue): Rename to
12559 alpha_output_function_end_prologue. Use in target struct
12561 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12562 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12563 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12564 ia64_output_function_end_prologue. Use in target struct
12566 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12567 mistyped prototypes.
12568 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12569 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12571 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12572 an use in target struct, make static.
12573 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12576 2001-07-08 Richard Henderson <rth@redhat.com>
12578 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12580 2001-07-08 Richard Henderson <rth@redhat.com>
12582 * config/i386/i386.md: Remove constraints strings from define_split
12583 and define_peephole2 patterns.
12584 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12585 (eh_return): Use them.
12587 2001-07-08 Richard Henderson <rth@redhat.com>
12589 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12590 Document MD_FALLBACK_FRAME_STATE_FOR.
12592 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12594 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12595 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12597 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12599 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12601 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12602 of the label inside NAME as opposed to just the end of NAME.
12604 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12606 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12607 * config/alpha/alpha.c (alpha_init_machine_status,
12608 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12609 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12610 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12611 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12613 2001-07-06 Stan Shebs <shebs@apple.com>
12615 * target.h (targetm): Rename global from "target", so as not to
12616 conflict with local variables.
12618 * c-typeck.c: Ditto.
12621 * cp/decl.c: Ditto.
12622 * cp/decl2.c: Ditto.
12623 * cp/typeck.c: Ditto.
12624 * 1750a/1750a.c: Ditto.
12625 * a29k/a29k.c: Ditto.
12626 * arc/arc.c: Ditto.
12627 * arm/arm.c: Ditto.
12628 * avr/avr.c: Ditto.
12629 * clipper/clipper.c: Ditto.
12630 * convex/convex.c: Ditto.
12631 * d30v/d30v.c: Ditto.
12632 * dsp16xx/dsp16xx.c: Ditto.
12633 * elxsi/elxsi.c: Ditto.
12634 * fr30/fr30.c: Ditto.
12635 * h8300/h8300.c: Ditto.
12636 * i370/i370.c: Ditto.
12637 * i386/i386.c: Ditto.
12638 * i860/i860.c: Ditto.
12639 * i960/i960.c: Ditto.
12640 * ia64/ia64.c: Ditto.
12641 * m32r/m32r.c: Ditto.
12642 * m68hc11/m68hc11.c: Ditto.
12643 * m68k/m68k.c: Ditto.
12644 * m88k/m88k.c: Ditto.
12645 * mips/mips.c: Ditto.
12646 * ns32k/ns32k.c: Ditto.
12648 * pdp11/pdp11.c: Ditto.
12649 * romp/romp.c: Ditto.
12650 * rs6000/rs6000.c: Ditto.
12652 * sparc/sparc.c: Ditto.
12653 * vax/vax.c: Ditto.
12654 * we32k/we32k.c: Ditto.
12655 * doc/tm.texi: Update the manual to match.
12657 2001-07-06 Richard Henderson <rth@redhat.com>
12659 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12660 DWARF2_UNWIND_INFO not just whether it is defined.
12662 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12664 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12665 call to simplify_binary_operation returns a new pattern.
12667 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12669 * glimits.h (__SHRT_MAX__): New.
12670 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12671 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12673 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12675 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12678 2001-07-06 Richard Henderson <rth@redhat.com>
12680 * bitmap.c (bitmap_release_memory): Move adjacent to the
12681 allocation functions.
12682 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12683 the implementation. Binary search for the set bit.
12684 (bitmap_union_of_diff): Allocate the temporary on the stack
12685 instead of using xmalloc.
12687 2001-07-06 Richard Henderson <rth@redhat.com>
12689 * genrecog.c (validate_pattern): Warn for constraints in
12690 define_{expand,split,peephole2}. Remove strict_low_part
12691 before looking up match_dup.
12693 2001-07-06 DJ Delorie <dj@redhat.com>
12695 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12696 chapter about various build hints and history. Add section
12697 talking about the various types of native and cross builds.
12699 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12701 * Makefile.in (final.o): Depend on target.h.
12702 * final.c: Include target.h.
12703 (default_function_pro_epilogue): New.
12704 (final_start_function): Use target structure for function prologues.
12705 (final_end_function): Use target structure for function epilogues.
12706 * fold-const.c (real_hex_to_f): Constify s and p.
12707 * output.h (default_function_pro_epilogue): New.
12708 * real.h (real_hex_to_f): Update prototype.
12709 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12710 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12711 (TARGET_INITIALIZER): Update.
12712 * target.h (gcc_target): Add struct asm_out.
12713 * doc/tm.texi: Update.
12716 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12717 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12718 in cpu/cpu.c, or rename old functions consistently. Take
12719 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12720 redundant macros and prototypes. Make new functions static.
12722 * 1750a/1750a.c: Similarly.
12723 * 1750a/1750a.h: Similarly.
12724 * a29k/a29k-protos.h: Similarly.
12725 * a29k/a29k.c: Similarly.
12726 * a29k/a29k.h: Similarly.
12727 * arc/arc-protos.h: Similarly.
12728 * arc/arc.c: Similarly.
12729 * arc/arc.h: Similarly.
12730 * arm/arm-protos.h: Similarly.
12731 * arm/arm.c: Similarly.
12732 * arm/arm.h: Similarly.
12733 * avr/avr-protos.h: Similarly.
12734 * avr/avr.c: Similarly.
12735 * avr/avr.h: Similarly.
12736 * clipper/clipper-protos.h: Similarly.
12737 * clipper/clipper.c: Similarly.
12738 * clipper/clipper.h: Similarly.
12739 * convex/convex.c: Similarly.
12740 * convex/convex.h: Similarly.
12741 * d30v/d30v-protos.h: Similarly.
12742 * d30v/d30v.c: Similarly.
12743 * d30v/d30v.h: Similarly.
12744 * d30v/d30v.md: Similarly.
12745 * dsp16xx/dsp16xx-protos.h: Similarly.
12746 * dsp16xx/dsp16xx.c: Similarly.
12747 * dsp16xx/dsp16xx.h: Similarly.
12748 * elxsi/elxsi.c: Similarly.
12749 * elxsi/elxsi.h: Similarly.
12750 * fr30/fr30.c: Similarly.
12751 * fr30/fr30.md: Similarly.
12752 * h8300/h8300-protos.h: Similarly.
12753 * h8300/h8300.c: Similarly.
12754 * h8300/h8300.h: Similarly.
12755 * i370/i370-protos.h: Similarly.
12756 * i370/i370.c: Similarly.
12757 * i370/i370.h: Similarly.
12758 * i386/i386.c: Similarly.
12759 * i386/osf1elf.h: Similarly.
12760 * i386/osfrose.h: Similarly.
12761 * i860/i860-protos.h: Similarly.
12762 * i860/i860.c: Similarly.
12763 * i860/i860.h: Similarly.
12764 * i960/i960-protos.h: Similarly.
12765 * i960/i960.c: Similarly.
12766 * i960/i960.h: Similarly.
12767 * ia64/ia64-protos.h: Similarly.
12768 * ia64/ia64.c: Similarly.
12769 * ia64/ia64.h: Similarly.
12770 * m32r/m32r-protos.h: Similarly.
12771 * m32r/m32r.c: Similarly.
12772 * m32r/m32r.h: Similarly.
12773 * m68hc11/m68hc11-protos.h: Similarly.
12774 * m68hc11/m68hc11.c: Similarly.
12775 * m68hc11/m68hc11.h: Similarly.
12776 * m68k/crds.h: Similarly.
12777 * m68k/dpx2.h: Similarly.
12778 * m68k/m68k-protos.h: Similarly.
12779 * m68k/m68k.c: Similarly.
12780 * m68k/m68k.h: Similarly.
12781 * m68k/news.h: Similarly.
12782 * m88k/m88k-protos.h: Similarly.
12783 * m88k/m88k.c: Similarly.
12784 * m88k/m88k.h: Similarly.
12785 * mips/mips-protos.h: Similarly.
12786 * mips/mips.c: Similarly.
12787 * mips/mips.h: Similarly.
12788 * ns32k/merlin.h: Similarly.
12789 * ns32k/ns32k.c: Similarly.
12790 * ns32k/ns32k.h: Similarly.
12791 * ns32k/tek6000.h: Similarly.
12792 * pa/pa-protos.h: Similarly.
12793 * pa/pa.c: Similarly.
12794 * pa/pa.h: Similarly.
12795 * pdp11/2bsd.h: Similarly.
12796 * pdp11/pdp11-protos.h: Similarly.
12797 * pdp11/pdp11.c: Similarly.
12798 * pdp11/pdp11.h: Similarly.
12799 * romp/romp-protos.h: Similarly.
12800 * romp/romp.c: Similarly.
12801 * romp/romp.h: Similarly.
12802 * rs6000/rs6000-protos.h: Similarly.
12803 * rs6000/rs6000.c: Similarly.
12804 * rs6000/rs6000.h: Similarly.
12805 * rs6000/sysv4.h: Similarly.
12806 * sh/sh-protos.h: Similarly.
12807 * sh/sh.c: Similarly.
12808 * sh/sh.h: Similarly.
12809 * sparc/sparc-protos.h: Similarly.
12810 * sparc/sparc.c: Similarly.
12811 * sparc/sparc.h: Similarly.
12812 * vax/vax.c: Similarly.
12813 * vax/vax.h: Similarly.
12814 * vax/vms.h: Similarly.
12815 * we32k/we32k.c: Similarly.
12816 * we32k/we32k.h: Similarly.
12818 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12820 * basic-block.h (first_insn_after_basic_block_note): Declare.
12821 * flow.c (first_insn_after_basic_block_note): Define. Moved
12823 * ssa.c (first_insn_after_basic_block_note): Remove.
12824 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12826 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12827 nodes when we find a dead conditional branch. Insert BARRIERs
12828 after any blocks with no successors, but which do not have
12831 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12833 * varray.c (varray_check_failed): Use internal_error.
12835 2001-07-05 Andrew Haley <aph@redhat.com>
12837 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12838 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12839 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12841 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12843 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12844 reference if the target constant is also a SYMBOL_REF.
12846 2001-07-05 Eric Christopher <echristo@redhat.com>
12848 * config/mips/mips.h (MASK_MIPS3900): Remove.
12849 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12850 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12851 (TARGET_MIPS3900): Change to use mips_arch.
12852 (TARGET_MIPS4000): New.
12853 (TARGET_MIPS4100): New.
12854 (TARGET_MIPS4300): New.
12855 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12856 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12858 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12859 (ISA_HAS_BRANCHLIKELY): To here.
12860 (CC1_CPU_SPEC): New.
12861 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12862 (mips_arch_string): Declare.
12863 (mips_arch): Declare.
12864 (TARGET_OPTIONS): Add -march and -mtune.
12866 * config/mips/mips.c (mips_arch_string): New.
12868 (override_options): Handle -march for codegen and -mtune
12869 for scheduling. Use mips_arch. Move tx39 target default here.
12870 (mips_parse_cpu): Move error message to override_options.
12872 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12874 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12876 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12877 (MIPS Options): Ditto. Change mcpu entry to historical text.
12879 2001-07-05 H.J. Lu (hjl@gnu.org)
12881 * config/mips/mips.c (mips_parse_cpu): New function to parse
12884 2001-07-05 Jim Wilson <wilson@redhat.com>
12886 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12887 * config/ia64/t-ia64: Likewise.
12888 (LIB1ASMFUNCS): Update comment.
12890 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12892 * doc/install.texi (Install GCC: Binaries): Fix typo.
12894 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12896 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12897 reference using the stack pointer, adjust it since we push Y
12899 ("*ashrsi3"): Likewise.
12900 ("*lshrsi3"): Likewise.
12902 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12904 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12905 when -fomit-frame-pointer is used.
12907 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12909 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12910 (try_redirect_by_replacing_jump): Reverse updating properly the
12911 count and frequency information. Reverse removing cc0 setter.
12912 (forwarder_block_p): Reverse fixing for fallthru blocks.
12914 2001-07-05 DJ Delorie <dj@redhat.com>
12916 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12917 (translate_options): If the above is defined, use it to map
12918 given options to new options.
12919 * doc/tm.texi: Document it.
12921 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12922 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12924 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12925 cause programs using computed gotos to run more slowly.
12927 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12929 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12931 Consistently require binutils 2.11.2, not prereleases.
12932 (Specific, decstation-*): Canonicalize as mips-dec-*.
12933 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12935 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12936 (Specific, mips-*): Reword MIPS C compiler requirements.
12937 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12938 (Specific, sunv5): Removed, obsolete.
12940 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12942 * dwarf2out.c (output_loc_list): Use an all ones mask for
12943 .text asm output and don't rely on long long
12944 literals. Reformat some long lines.
12946 2001-07-05 Andreas Jaeger <aj@suse.de>
12948 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12951 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12953 * dwarf2out.c (dwarf2out_define): Update comment.
12954 (dwarf2out_undef): Ditto.
12955 (dwarf2out_start_source_file): Ditto.
12956 (dwarf2out_end_source_file): Ditto.
12957 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12958 since we never call the start/end debug hook for the primary file.
12960 2001-07-04 Kazu Hirata <kazu@hxi.com>
12962 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12965 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12967 * cppinit.c (remove_dup_dirs): Inform if a system include
12968 directory is being reordered.
12969 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12971 * doc/cpp.texi (Search Paths): Likewise.
12972 * doc/gcc.texi (Interoperation): Remove information about
12975 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12977 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12978 (VARRAY_TOP_CHAR_PTR): Likewise.
12980 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12982 * gcc.c (process_command): Don't assign elements of a const char*.
12984 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12986 * emit-rtl.c (change_address): Don't abort if invalid address while
12987 reload is in progress.
12989 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12991 * c-lex.c (cb_file_change): Pass line number to
12992 debug_start_source_file.
12993 (cb_undefine): Pass correct line number to debug_undef.
12995 * toplev.c (debug_start_source_file): Add line number to
12996 parameters. Pass it along to dwarf2out_start_source_file.
12997 (decode_g_option): Stop resetting debug level back to normal when
12998 we change debug formats, unless the current level is
12999 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13002 * toplev.h (debug_start_source_file): Add line number to
13005 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13008 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13010 Output debug_macinfo data for starting file if requested.
13011 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13013 (dwarf2out_define): Output debug_macinfo data for defining a macro
13015 (dwarf2out_undef): Output debug_macinfo data for undefining a
13016 macro if requested.
13017 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13018 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13019 (macinfo_section_label): New. DWARF2 macro info section label.
13020 (dwarf2out_init): If we want macro info, output the start label
13022 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13023 attribute to the compilation unit die pointing to the macro info.
13025 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13027 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13028 DWARF2_DEBUGGING_INFO.
13029 (add_loc_descr_to_loc_list): Ditto.
13030 (output_loc_list): Ditto.
13031 Also, fix thinko in curr not being initialized.
13032 (gen_internal_sym): Ditto.
13034 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13036 * emit-rtl.c (replace_equiv_address): New function.
13037 * expr.h (replace_equiv_address): New declaration.
13038 * explow.c (validize_mem): Call it instead of change_address and
13039 also call if -fforce-addr and address is constant.
13040 * expr.c: Replace more calls to change_address with adjust_address
13041 and/or replace_equiv_address or to validize_mem.
13042 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13043 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13044 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13045 * config/i370/i370.md, config/i860/i860.md: Likewise.
13046 * config/i960/i960.md, config/mips/mips.c: Likewise.
13047 * config/mips/mips.md, config/pa/pa.md: Likewise.
13048 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13049 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13051 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13053 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13055 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13058 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13060 * doc/include: New directory.
13061 * doc/fdl.texi: Move to doc/include/fdl.texi.
13062 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13063 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13064 * doc/gcc.texi: Use funding.texi and gpl.texi.
13065 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13066 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13067 Update dependencies and use -I $(docdir)/include.
13069 2001-07-04 Anthony Green <green@redhat.com>
13071 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13073 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13075 * doc/install.texi (sparc64-*-*): Remove garbage.
13077 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13079 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13080 Fix typo in last change to use adjust_address.
13082 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13084 * doc/install.texi (Specific): Update information for *-*-solaris*.
13086 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13088 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13090 2001-07-03 Stan Shebs <shebs@apple.com>
13092 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13093 case for flag_no_mach_text_sections.
13094 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13095 * config/darwin.c (flag_no_mach_text_sections): Remove.
13096 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13098 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13100 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13101 and avoid checking for constant as first operand.
13102 * recog.c (find_constant_term_loc): No longer static.
13103 (adj_offettable_operand): Delete.
13104 * rtl.h (adj_offsettable_operand): Delete declaration.
13105 (find_constant_term): Add declaration.
13106 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13108 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13109 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13110 * config/i386/i386.c, config/i386/i386.md: Likewise.
13111 * config/i860/i860.c, config/i960/i960.c: Likewise.
13112 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13113 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13114 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13115 * config/mips/mips.c, config/mips/mips.md: Likewise.
13116 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13117 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13118 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13119 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13120 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13121 * config/ns32k/ns32k.md: Likewise.
13123 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13125 * rtl.c (copy_rtx): Handle 'T' format letter.
13126 * gensupport.c (collect_insn_data): Likewise.
13127 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13129 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13131 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13132 -B option. Use 'dir' not 'foo' as example directory name.
13134 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13136 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13137 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13139 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13141 * doc/cppinternals.texi: Improve formatting and logical markup.
13143 2001-07-03 Andreas Jaeger <aj@suse.de>
13145 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13147 * genrecog.c (write_header): Include reload.h for prototypes in
13150 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13153 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13154 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13155 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13156 i386_pe_valid_type_attribute_p): Add.
13157 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13158 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13160 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13162 * explow.c (plus_constant_wide, case LO_SUM): New case.
13163 (plus_constant_for_output_wide): Delete.
13164 * rtl.h (plus_constant_for_output): Delete.
13165 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13166 instead of plus_constant_for_output.
13167 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13168 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13169 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13170 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13171 * config/sparc/sparc.md: Likewise.
13172 Convert some change_address calls to adjust_address.
13174 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13176 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13177 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13178 documentation of -std and -Wwrite-strings.
13180 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13182 * cse.c (canon_hash): Don't register registers in very small
13183 register classes, as extending their lifetime might cause
13186 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13188 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13190 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13191 (try_redirect_by_replacing_jump): Update properly the count
13192 and frequency information.
13194 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13196 * toplev.c (dump_file_index): Move SSA dumps just after first
13198 (dump_file): Corresponding changes.
13199 (rest_of_compilation): Move SSA path to just after the first
13201 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13202 * doc/invoke.texi: Update dump file #s as they were completely
13203 out of date with reality.
13205 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13207 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13209 * expr.c (emit_move_insn_1): Deal with non-default
13212 * expr.c (emit_single_push_insn): Fix warning.
13214 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13216 * expr.c (emit_move_insn_1): Avoid modifying
13217 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13219 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13221 * emit-rtl.c (adjust_address): New function.
13222 * expr.h (adjust_address): Add declaration.
13223 * builtins.c: Replace some calls to change_address with calls to it
13224 or to validize_mem.
13225 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13226 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13227 * config/arm/arm.c, config/convex/convex.c: Likewise.
13228 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13229 * config/i386/i386.c, config/i386/i386.md: Likewise.
13230 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13231 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13232 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13233 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13234 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13236 2001-07-02 Jim Wilson <wilson@redhat.com>
13238 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13240 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13242 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13243 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13245 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13247 * cppinit.c (lang_defaults): New table.
13248 (set_lang): Just read from lang_defaults into the live options
13251 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13253 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13254 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13255 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13257 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13259 * doc/install.texi: Various spelling and markup fixes.
13260 (Installing GCC): Component specific installation instructions are
13263 Warn about removing old install dir in the presence of shared libs.
13264 (Configuration): Invoke with options target to match configure
13266 Consistently refer to gas, gld pathnames.
13267 Invert --enable-multilib documentation.
13268 Remove references to old compiler versions.
13270 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13272 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13274 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13276 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13278 (Specific, mips*-sgi-irix5): Note IDO download.
13279 Reworded MIPS C hints.
13280 Use GNU as instead of GAS.
13282 Removed SGI Freeware reference, IRIX 6 only.
13283 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13284 Note N64 library requirement/workaround.
13286 Complete list of structure passing bug victims.
13288 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13290 * doc/install.texi: Remove CVS Id.
13292 2001-07-02 Andreas Jaeger <aj@suse.de>
13294 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13295 (find_inherently_necessary): Remove unused variable.
13297 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13299 * c-common.h (TDI_inlined): New ast dump phase.
13300 (dump_flag_name): New function.
13301 * c-dump.c (dump_files): Add inlined phase.
13302 (dump_flag_name): Define.
13303 * doc/invoke.texi (-fdump-ast-inlined): Document.
13305 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13307 * stor-layout.c (layout_decl): Revert change to handling of alignment
13310 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13312 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13315 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13317 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13320 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13322 * tlink.c (recompile_files): Remove COMPILER_PATH and
13323 LIBRARY_PATH from the environment.
13325 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13327 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13328 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13330 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13332 * c-parse.in (OBJC_STRING): Kill.
13333 (objc_string): Decompose to [objc_string] '@' STRING.
13334 (reswords): Take the leading '@' off all the Objective C keywords.
13335 (objc_rid_sans_at): Kill.
13336 (init_reswords): Don't initialize it.
13337 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13338 (_yylex): Kill reconsider label. Look ahead one token after
13339 an '@'; if we get an identifier, check whether it's an
13340 Objective C @-keyword. If so, return the keyword. Otherwise,
13341 put back the token and return the '@' as a terminal.
13343 * cpplib.c (lex_macro_node): Remove unnecessary check for
13344 leading '@' on identifier. Clarify control flow and commentary.
13346 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13348 * cse.c (new_label_ref): Variable deleted.
13349 (insert): Remove set of new_label_ref.
13350 (check_for_label_ref): New function.
13351 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13353 See ChangeLog.5 for earlier changes.