1 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
3 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
4 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
5 collect2.c, combine.c, config.in, configure, configure.in,
6 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
7 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
8 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
11 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
14 Adjust operand number in CONST_DOUBLE.
16 * expmed.c (extract_bit_field): No longer pass in alignment.
17 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
18 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
20 * expr.c (store_constructor, store_constructor_field): Likewise.
21 (store_field, emit_group_load, emit_group_store): Likewise.
22 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
23 (store_bit_field, extract_bit_field): Likewise.
24 * calls.c, expr.c, function.c: Change calls to above functions.
25 * ifcvt.c, stmt.c: Likewise.
27 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
28 constant and one is on frame.
29 If know memref offset, adjust size from decl.
31 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
34 format specifier warning.
35 * convex.h (ASM_OUTPUT_BYTE): Likewise.
36 * elfos.h (ALIGN_ASM_OP): Undef before defining.
37 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
39 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
40 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
41 * i386-interix.h (gen_stdcall_suffix): Prototype.
42 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
43 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
44 ASM_OUTPUT_LONG_DOUBLE): Likewise.
45 * i386/interix.c (gen_stdcall_suffix): Const-ify.
46 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
47 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
49 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
50 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
51 ASM_OUTPUT_LONG_DOUBLE): Likewise.
52 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
53 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
54 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
55 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
56 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
57 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
58 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
59 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
61 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
63 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
64 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
65 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
67 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
69 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
71 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
72 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
73 * m68k/news.h (PRINT_OPERAND): Likewise.
74 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
75 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
76 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
77 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
79 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
80 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
81 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
82 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
83 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
84 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
85 PRINT_OPERAND): Likewise.
86 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
88 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
89 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
90 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
91 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
92 * mips.c (mips_output_external_libcall): Mark parameter with
94 (mips_asm_file_start): Move variable into the scope where it's
96 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
97 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
98 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
99 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
100 * ns32k.c (print_operand): Likewise.
101 * pa.c (print_operand, output_div_insn): Likewise.
102 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
103 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
104 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
105 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
107 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
108 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
109 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
110 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
112 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
114 * sdbout.c (sdbout_end_epilogue): Mark parameter with
116 * varasm.c (assemble_global): Likewise.
118 2001-11-11 H.J. Lu <hjl@gnu.org>
120 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
122 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
124 * final.c (*_MAX_SKIP): Use *_max_skip variables.
125 * flags.h (align_loops_max_skip, align_jumps_max_skip,
126 align_labels_max_skip): New global variables.
127 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
128 align_labels_max_skip): New global variables.
129 (toplev_main): Set new variables.
130 * i386.c (override_options): Set max_skip values.
132 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
134 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
135 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
136 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
137 don't print an @fptr for labels either.
138 (xstormy16_output_addr_vec): Don't print @fptr here.
139 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
141 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
143 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
144 an ANSI/ISO definitino.
145 (ssa_const_prop): Likewise.
147 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
149 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
152 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
154 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
155 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
156 * cppmain.c (general_init): Call hex_init.
157 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
159 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
161 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
162 of dgux.c:output_file_start().
164 * i386/dgux.c: Delete file.
166 2001-11-09 Richard Henderson <rth@redhat.com>
168 * config/alpha/alpha.c (decl_in_text_section): New.
169 (current_file_function_operand): Use it.
170 (alpha_encode_section_info, alpha_end_function): Likewise.
172 2001-11-07 David O'Brien <obrien@FreeBSD.org>
174 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
175 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
176 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
177 so OS specific files and use CPP_PREDEFINES for their needs.
178 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
179 target headers to tm_file.
180 * config/ia64/aix.h (TARGET_VERSION): Likewise.
181 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
182 * config/ia64/linux.h (TARGET_VERSION): Likewise.
183 (FUNCTION_PROFILER): Remove.
184 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
185 version in config/ia64/linux.h.
186 * config/ia64/freebsd.h: New file.
187 * config/freebsd.h: Tidy up.
188 (_USING_CONFIG_FREEBSD): Define.
189 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
190 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
191 (FBSD_STARTFILE_SPEC): Likewise.
192 (FBSD_ENDFILE_SPEC): Likewise.
193 (FBSD_LIB_SPEC): Likewise.
194 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
195 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
196 set an ELF-improper one.
198 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
200 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
201 constant can be loaded in a single instruction to a register. When
202 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
203 depdi for insertion of most significant 32-bits on 64-bit hosts.
204 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
205 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
206 * pa.md: New addmove pattern for adding constant_int to HImode
207 register and moving result to HImode register. Remove HImode HIGH
210 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
212 * Makefile.in: Update.
213 * c-decl.c (print_lang_decl, print_lang_type): Remove.
214 (print_lang_identifier): Rename c_print_identifier.
215 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
216 (print_lang_statistics, lang_print_xnode): Remove.
217 * c-parse.in (set_yydebug): Rename c_set_yydebug.
218 * c-tree.h (c_set_yydebug, c_print_identifier): New.
219 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
220 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
221 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
222 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
223 (LANG_HOOKS_INITIALIZER): Update.
224 * langhooks.h (struct lang_hooks): New members.
225 (lang_print_tree_hook): New.
226 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
227 * print-tree.c: Include langhooks.h.
228 (print_node): Update.
229 * toplev.c (decode_d_option): Update.
230 * tree.c: Include langhooks.h.
231 (dump_tree_statistics): Update.
232 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
233 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
235 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
236 LANG_HOOKS_SET_YYDEBUG): Override.
237 (lang_print_xnode, print_lang_statistics): Remove.
239 2001-11-09 Richard Henderson <rth@redhat.com>
241 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
242 on the symbol string.
244 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
246 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
247 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
248 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
250 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
252 * tlink.c (recompile_files): Copy strings passed to `putenv'.
254 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
256 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
257 (TYPE_READONLY): Likewise.
259 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
261 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
262 don't pass --gdwarf2 to the assembler if the compiler will also
265 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
268 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
270 * alias.c (nonoverlapping_memrefs_p): New function.
271 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
273 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
275 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
277 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
278 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
279 generating altivec code.
280 (FIXED_REGISTERS): VRSAVE is fixed.
281 (CALL_USED_REGISTERS): VRSAVE is call used.
283 2001-11-09 Jason Eckhardt <jle@rice.edu>
285 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
286 code the branch target as ".+16/.+12", but rather use labels.
288 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
290 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
291 to work around limitations of certain versions of GAS.
293 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
294 (muldi3): Update due to SUBREG_BYTE changes.
297 2001-11-09 Zack Weinberg <zack@codesourcery.com>
299 * doc/invoke.texi: Remove comment referring to -xf77-version.
301 2001-11-09 Kazu Hirata <kazu@hxi.com>
303 * config/convex/convex.c: Fix comment formatting.
304 * config/convex/convex.h: Likewise.
306 2001-11-08 Zack Weinberg <zack@codesourcery.com>
308 * Makefile.in (.po.pox): Look both in srcdir and builddir
310 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
311 to the source directory.
313 2001-11-09 Ben Elliston <bje@redhat.com>
314 Michael Meissner <meissner@redhat.com>
315 Andrew MacLeod <amacleod@redhat.com>
316 Richard Henderson <rth@redhat.com>
317 Nick Clifton <nickc@redhat.com>
318 Catherine Moore <clm@redhat.com>
320 * m32r.c: Add support for m32rx processor.
324 * m32r-protos.h: Add prototypes for m32rx functions.
325 * doc/invoke.texi: Document -m32rx option.
327 2001-11-09 Jakub Jelinek <jakub@redhat.com>
329 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
332 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
334 * doc/install.texi2html: Use $MAKEINFO --no-split.
336 2001-11-09 Andreas Schwab <schwab@suse.de>
338 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
339 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
340 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
341 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
342 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
344 2001-11-09 H.J. Lu <hjl@gnu.org>
346 * config/mips/mips.c (mips_output_function_prologues): Cast
347 `tsize' to long for output.
349 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
351 * c-lang.c (LANG_HOOKS_NAME): New.
352 (lang_hooks): Constify.
353 (c_init_options): Update.
354 (lang_identify): Remove.
355 * c-parse.in (language_string): Remove.
356 * dbxout.c: Include langhooks.h.
357 (dbxout_symbol_location): Update.
358 * dwarf2out.c: Include langhooks.h.
359 (gen_compile_unit_die): Update.
360 * dwarfout.c: Include langhooks.h.
361 (prototyped_attribute, output_compile_unit_die): Update.
362 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
363 (LANG_HOOKS_INITIALIZER): Update.
364 * langhooks.h (struct lang_hooks): New members. Constify.
365 * stringpool.c: Don't include toplev.h.
366 (set_identifier_size): Remove.
367 * toplev.c (toplev_main): Initialize identifier size.
368 (print_version): Update.
369 * tree.h (language_string, init_lex, lang_identify,
370 set_identifier_size): Remove.
371 * Makefile.in: Update dependencies.
372 * config/darwin.c: Include langhooks.h.
373 (func_name_maybe_scoped): Update.
374 * config/darwin.h (ASM_END_FILE): Update.
375 * config/nextstep.h (ASM_END_FILE): Update.
376 * config/nextstep21.h (ASM_END_FILE): Update.
377 * config/i386/sun386.h (ASM_END_FILE): Update.
378 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
379 (rs6000_output_function_epilogue): Update.
381 * objc-act.c (LANG_HOOKS_NAME): Override.
382 (struct lang_hooks): Constify.
383 (objc_init_options): Update.
384 (lang_identify): Remove.
386 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
388 * fold-const.c (lshift_double): Honor PREC.
389 (rshift_double): Likewise.
391 2001-11-08 Kazu Hirata <kazu@hxi.com>
393 * config/1750a/1750a.c: Fix comment formatting.
394 * config/1750a/1750a.h: Likewise.
396 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
398 * configure.in (--enable-languages): Be more permissive about
399 syntax. Check for empty lists better. Warn about $LANGUAGES.
400 * configure: Regenerated.
402 2001-11-08 Richard Henderson <rth@redhat.com>
404 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
406 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
408 * config.gcc: Rename stormy16 to xstormy16.
409 * config/stormy16/stormy-abi: Likewise.
410 * config/stormy16/stormy16-protos.h: Likewise.
411 * config/stormy16/stormy16.c: Likewise.
412 * config/stormy16/stormy16.h: Likewise.
413 * config/stormy16/stormy16.md: Likewise.
415 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
417 * tree.h (TYPE_VOLATILE): Add enable-checking code.
418 (TYPE_READONLY): Likewise.
420 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
422 * reload1.c (reload): Don't delete equiv insn if can throw.
424 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
425 (clear_storage): Likewise, for OBJECT.
427 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
429 * pa.c (emit_move_sequence): Fix SUBREG expression to
430 use proper byte offset when extending a constant from
433 2001-11-09 Jakub Jelinek <jakub@redhat.com>
435 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
438 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
440 * explow.c (convert_memory_address, case SUBREG): Only return
441 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
443 2001-11-08 Richard Henderson <rth@redhat.com>
445 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
446 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
447 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
449 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
451 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
453 2001-11-08 Jakub Jelinek <jakub@redhat.com>
455 * dwarf2out.c (debug_str_hash): New.
456 (struct indirect_string_node): New.
457 (struct dw_val_struct): Change type of val_str to it.
458 (DEBUG_STR_SECTION_FLAGS): Define.
459 (add_AT_string): Push string into hashtable, increment reference
461 (AT_string): Return string from ht_identifier.
462 (AT_string_form): New.
463 (free_AT): For dw_val_class_str, just decrement reference counter.
464 (size_of_string): Remove.
465 (size_of_die): Use AT_string_form to decide what size the string
467 (size_of_pubnames): Use strlen instead of size_of_string.
468 (value_format): Use AT_string_form for dw_val_class_str.
469 (output_die): Output DW_FORM_strp strings using
470 dw2_asm_output_offset.
471 (indirect_string_alloc, output_indirect_string): New.
472 (dwarf2out_finish): Emit .debug_str strings if there are any.
474 2001-11-08 Andreas Franck <afranck@gmx.de>
476 * configure.in: Add AC_ARG_PROGRAM to support program name
477 transformation with --program-prefix, --program-suffix and
478 --program-transform-name.
479 * configure: Regenerated.
480 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
481 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
482 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
483 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
484 program_transform_name the way suggested by autoconf.
485 (GCC_TARGET_INSTALL_NAME): Define.
486 (install-driver): Use the transformed target alias name.
488 2001-11-08 Richard Henderson <rth@redhat.com>
490 * config/mips/mips.c (save_restore_insns): Remove GP from the
491 restore registers mask early instead of special casing it inside
494 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
496 * cp/decl.c (shadow_warning): New function.
497 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
498 and an error when a block scope decl shadows a parameter.
500 2001-11-08 Richard Henderson <rth@redhat.com>
502 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
505 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
507 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
508 to implement floating negation on processors prior to PA 2.0.
510 2001-11-08 Jakub Jelinek <jakub@redhat.com>
512 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
513 (USE_LINKONCE_INDIRECT): Define.
514 (dw2_output_indirect_constant_1): Try to output indirect constants
515 into linkonce sections if possible.
516 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
517 (dw2_output_indirect_constants): Likewise.
519 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
521 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
523 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
525 * c-decl.c (pushdecl): Remove file and line.
526 * c-typeck.c (pop_init_level): Remove size.
528 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
530 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
533 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
534 (TARGET_ALTIVEC): New.
535 (TARGET_SWITCHES): Add altivec.
536 (FIRST_PSEUDO_REGISTER): Change to 109.
537 (CALL_USED_REGISTERS): Same.
538 (FIRST_ALTIVEC_REGNO): New.
539 (LAST_ALTIVEC_REGNO): New.
540 (ALTIVEC_REGNO_P): New.
541 (UNITS_PER_ALTIVEC_WORD): New.
542 (ALTIVEC_VECTOR_MODE): New.
543 (FIXED_REGISTERS): Add altivec registers.
544 (REG_ALLOC_ORDER): Same.
545 (HARD_REGNO_NREGS): Adjust for altivec registers.
546 (HARD_REGNO_MODE_OK): Same.
547 (MODES_TIEABLE_P): Same.
548 (REGISTER_MOVE_COST): Same.
549 (REGNO_REG_CLASS): Same.
550 (reg_class): Add ALTIVEC_REGS.
551 (REG_CLASS_NAMES): Same.
552 (REG_CLASS_CONTENTS): Same.
553 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
554 (ALTIVEC_ARG_RETURN): New.
555 (FUNCTION_VALUE): Handle VECTOR_TYPE.
556 (LIBCALL_VALUE): Handle altivec vector modes.
557 (VECTOR_MODE_SUPPORTED_P): New.
558 (ALTIVEC_ARG_MIN_REG): New.
559 (ALTIVEC_ARG_MAX_REG): New.
560 (ALTIVEC_ARG_NUM_REG): New.
561 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
562 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
563 (REGISTER_NAMES): Add altivec regs.
564 (DEBUG_REGISTER_NAMES): Same.
565 (ADDITIONAL_REGISTER_NAMES): Same.
566 (rs6000_builtins): New.
567 (MD_EXPAND_BUILTIN): New.
568 (MD_INIT_BUILTINS): New.
569 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
570 for AltiVec instructions.
571 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
572 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
574 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
575 (TARGET_SWITCHES): Add no-altivec.
576 (DATA_ALIGNMENT): Align vectors to 128 bits.
577 (TARGET_OPTIONS): Add abi= option.
578 Add rs6000_abi_string extern.
579 (LOCAL_ALIGNMENT): New.
580 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
581 (MASK_ALTIVEC_ABI): New.
582 (TARGET_ALTIVEC_ABI): New.
583 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
585 (STACK_BOUNDARY): Adjust for altivec.
586 (BIGGEST_ALIGNMENT): Same.
587 (rs6000_args): Add vregno.
588 (USE_ALTIVEC_FOR_ARG_P): New.
589 (FIXED_REGISTERS): Add vrsave register.
590 (CALL_USED_REGISTERS): Same.
591 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
593 (reg_class): Add VRSAVE_REGS.
594 (REG_CLASS_NAMES): Same.
595 (REG_CLASS_CONTENTS): Same.
596 (REGNO_REG_CLASS): Same.
598 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
599 (ABI_STACK_BOUNDARY): Same.
600 (BIGGEST_ALIGNMENT): Same.
601 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
602 (ROUND_TYPE_ALIGN): Same.
604 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
607 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
610 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
613 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
614 (altivec_expand_builtin): New.
615 (altivec_init_builtins): New.
616 (TARGET_EXPAND_BUILTIN): New.
617 (TARGET_INIT_BUILTINS): New.
618 (rs6000_init_builtins): New.
619 (struct builtin_description): New.
621 (rs6000_reg_names): Add altivec registers.
622 (alt_reg_names): Same.
623 (secondary_reload_class): Altivec regs can hold altivec regs and
625 (rs6000_emit_move): Force constants into memory for AltiVec moves.
626 (print_operand): Add 'y' case for printing altivec memory
628 (rs6000_legitimize_address): Legitimize vector addresses into
630 (altivec_expand_binop_builtin): New.
631 New string rs6000_current_abi.
632 (rs6000_override_options): Call rs6000_parse_abi_options.
633 (rs6000_parse_abi_options): New.
634 (function_arg_boundary): Vector arguments must be 16
636 (function_arg_advance): Handle vector arguments.
637 (function_arg_partial_nregs): Same.
638 (init_cumulative_args): Same.
639 (function_arg): Same.
641 * config/rs6000/rs6000.md (altivec_lvx): New.
642 (type): Add altivec attribute.
644 (*movv4si_internal): New.
646 (*movv16qi_internal): New.
648 (*movv8hi_internal1): New.
650 (*movv4sf_internal1): New.
767 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
769 * Makefile.in (df.o): Add fibheap.h to dependencies.
771 * df.h: Add prototypes for transfer functions, iterative_dataflow
773 (enum df_flow_dir): New enum.
774 (enum df_confluence_op): New enum.
775 (struct df): Add inverse_rts_map.
777 * df.c: Add sbitmap.h to the list of includes.
778 (df_rd_global_compute): Removed.
779 (df_ru_global_compute): Removed.
780 (df_lr_global_compute): Removed.
781 (df_rd_transfer_function): New function.
782 (df_ru_transfer_function): New function.
783 (df_lr_transfer_function): New function.
784 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
785 Use iterative_dataflow_bitmap instead of df_*_global_compute.
786 (iterative_dataflow_sbitmap): New function.
787 (iterative_dataflow_bitmap): New function.
789 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
791 * doc/gcc.texi: Move terminology and spelling conventions to
792 htdocs/codingconventions.html.
794 2001-11-07 Graham Stott <grahams@redhat.com>
796 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
798 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
800 * expmed.c (expand_mult): Force operand to register before computing
802 * i386.c (x86_decompose_lea): New global vairable.
803 * i386.h (x86_decompose_lea): Declare.
804 (TARGET_DECOMPOSE_LEA): New macro.
805 (RTX_COST): Handle leas properly.
807 2001-11-06 Richard Henderson <rth@redhat.com>
809 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
810 defined for a CONSTRUCTOR; don't check it.
812 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
814 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
815 test for absolute pathnames.
817 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
819 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
820 instructions up to the target pc inclusive.
822 2001-11-06 Steve Christiansen <smc@us.ibm.com>
824 * loop.c (loop_regs_scan): Don't invalidate PIC register.
826 2001-11-06 Eric Christopher <echristo@redhat.com>
828 * config/mips/mips.md(movdf_internal2): Add constraints for float
829 to general register move.
830 * config/mips/elf64.h: Add default ABI.
832 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
834 * alias.c:: Include langhooks.h.
835 * emit-rtl.c: Similarly.
836 * toplev.c: Similarly.
837 * tree-inline.c: Similarly.
838 * langhooks-def.h: New, the old langhooks.h. Give the default
839 hooks a common prefix.
840 * langhooks.h: Contents extracted from toplev.h.
841 * toplev.h: Move langhook stuff to langhooks.h.
842 * langhooks.c: Give default hooks a common prefix.
844 * c-lang.c: Include langhooks-def.h.
845 * objc/objc-act.c: Similarly.
846 * Makefile.in: Update.
847 * objc/Make-lang.in: Update.
849 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
851 * doc/install.texi: Document that configure options not listed in
852 this file are unsupported. Document --with-system-zlib.
854 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
856 * rtl.h (mem_for_const_double): New declaration.
857 * varasm.c (mem_for_const_double): New function.
858 * config/convex/convex.md (movdf): Use it.
859 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
860 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
861 * config/m68k/m68kv4.h: Likewise.
863 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
864 of new GP reg classes.
866 * expr.c (store_field): When making temp object for unaligned
867 component, set it to alias set 0.
869 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
871 * c-common.c (c_expand_expr_stmt): Apply default conversions to
872 non-lvalue arrays if C99.
873 * c-typeck.c (default_conversion): Split out code handling
874 array-to-pointer and function-to-pointer conversions into a
875 separate default_function_array_conversion function.
876 (default_function_array_conversion): New function. Keep track of
877 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
878 arrays unchanged outside C99 mode instead of giving an error for
880 (build_component_ref): Use pedantic_non_lvalue when handling
881 COMPOUND_EXPR. Don't handle COND_EXPR specially.
882 (convert_arguments): Use default_function_array_conversion.
883 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
885 (unary_complex_lvalue): Likewise.
886 (internal_build_compound_expr): Use
887 default_function_array_conversion. Apply default conversions to
888 function in compound expression.
889 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
890 Use default_function_array_conversion.
891 * doc/extend.texi: Update documentation of subscripting non-lvalue
895 2001-11-05 Zack Weinberg <zack@codesourcery.com>
897 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
898 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
899 corresponding to the complete set of .po and .gmo files in
900 the source directory's po subdir, modified by LINGUAS. Don't
902 * configure.in: Don't set ALL_LINGUAS.
903 * configure: Regenerate.
905 * Makefile.in (.po.gmo): Don't move into source directory.
906 (.po.pox): Clarify comments.
907 (install-po): Look for .gmo files in both srcdir and objdir;
908 don't fail if a file is totally missing.
909 (distclean): rmdir ada subdirectory too.
911 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
913 * config/rs6000/rs6000.c (rs6000_select_section): Handle
914 CONSTRUCTORs _correctly_.
916 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
918 * c-decl.c (delete_block): Remove.
919 * c-tree.h (delete_block): Remove.
921 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
923 * cppexp.c (lex, parse_defined): Update warning about defined.
925 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
927 * config/rs6000/rs6000.c (rs6000_select_section): Handle
930 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
932 * config/arm/arm.c (arm_return_in_memory): Cope with
933 int_size_in_bytes returning -1.
935 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
938 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
940 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
941 remove unneeded dependencies;
943 * cfglayout.c, cfglayout.h: New files; break out from ...
944 * bb-reorder.c: ... here; Remove unneeded includes;
946 2001-11-04 Alan Modra <amodra@bigpond.net.au>
948 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
950 2001-11-04 David Edelsohn <edelsohn@gnu.org>
952 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
953 mode as well. Do not explicitly create intermediate regs.
955 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
957 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
958 (common_section): Delete unused variable.
959 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
960 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
961 * arm-protos.h (arm_poke_function_name, aof_add_import,
962 aof_delete_import): Const-ify.
963 * arm.c (legitimize_pic_address): Wrap variables in the macro
964 controlling their usage.
965 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
966 (arm_poke_function_name, pic_chain, import, aof_add_import,
967 aof_delete_import): Const-ify.
968 * i386.c (ix86_osf_output_function_prologue): Const-ify.
969 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
970 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
971 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
972 * i860/sysv3.h: Add missing comment closure.
973 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
974 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
977 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
978 (i960-*-*): Set tmake_file.
979 (sparc86x-*-elf*): Fix typo in header name.
981 * sched-rgn.c (schedule_insns): Delete unused variable.
983 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
986 * c-typeck.c (lookup_field): Rework to return a chain down to
988 (build_component_ref): Use the new lookup_field to handle
989 nested anonymous entities correctly.
991 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
993 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
994 Change parameters to gen_rtx_CONST_DOUBLE.
995 (GEN_INT64, sparc_emit_set_const64): Likewise.
996 * config/sparc/sparc.md (movdf split): Likewise.
998 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1000 * unroll.c (calculate_giv_inc): Use find_last_value rather
1001 than just hoping the last instruction is the right SET.
1002 [Fixes 990604-1.c on stormy16.]
1004 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1005 library at all if -T is used.
1007 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1008 some uses of uninitialized variables in error cases.
1010 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1011 look at 'temp' if we won't be using it.
1013 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1014 (RTX_COSTS): Define.
1015 (ADDRESS_COST): Define.
1016 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1018 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1020 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1021 stormy16_asm_output_mi_thunk.
1022 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1024 * config/stormy16/stormy16-protos.h
1025 (stormy16_asm_output_mi_thunk): New prototype.
1027 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1029 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1030 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1031 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1032 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1033 sched-int.h, toplev.c, config/alpha/alpha.c,
1034 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1035 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1036 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1037 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1038 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1039 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1040 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1042 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * Makefile.in (dbxout.o): Depend on function.h.
1045 * collect2.c (is_in_list): Hide unused function.
1046 * dbxout.c: Include function.h.
1047 (source_label_number, dbxout_source_line, dbxout_source_file,
1048 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1049 macros controlling usage.
1050 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1051 * output.h (exports_section): Prototype.
1053 * convex.c (convex_output_function_prologue): Fix format specifier
1055 (asm_declare_function_name): Fix signed/unsigned warning.
1056 (print_operand): Fix format specifier warning.
1057 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1058 * dsp16xx-protos.h (uns_comparison_operator,
1059 num_1600_core_shifts): Prototype.
1060 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1061 (frame_size, frame_pointer_offset): Delete.
1062 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1063 Make static. Fix format specifier warnings.
1064 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1065 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1066 * dsp16xx.md: Add default case in switches.
1067 * fr30.h (IN_RANGE): Delete.
1068 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1069 * mcore-protos.h (mcore_output_cmov): Const-ify.
1070 * mcore.c (mcore_output_cmov): Likewise.
1071 * mcore.h (switch_to_section): Make static and prototype.
1072 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1073 unsigned>=0 warnings.
1074 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1075 * rs6000-protos.h (read_only_data_section,
1076 read_only_private_data_section): Prototype.
1077 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1078 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1079 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1081 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1085 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1086 * gcc.c (convert_filename): Add static prototype. Const-ify.
1087 Wrap variable in macros controlling its use.
1088 * output.h (sdata_section): Add prototype.
1090 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1091 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1092 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1093 (ASM_FILE_START): Const-ify.
1094 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
1096 * c4x.md: Don't use the 'U' integer suffix.
1097 * clipper.md (clipper_movstr): Delete declaration.
1098 * d30v-protos.h (d30v_move_2words): Const-ify.
1099 (debug_stack_info): Add prototype.
1100 * d30v.c: Include "integrate.h".
1101 (d30v_function_arg_boundary, d30v_function_arg,
1102 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
1103 signed/unsigned warnings.
1104 (d30v_print_operand_memory_reference, d30v_move_2words):
1106 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
1107 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
1108 * fr30.md: Const-ify.
1109 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1110 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
1111 (mvs_get_label_page): Hide unused static function.
1112 * i860.c (current_function_original_name): Const-ify.
1113 * i860/sysv3.h (current_function_original_name): Likewise.
1114 * i860/sysv4.h (current_function_original_name): Likewise.
1115 * i960.md: Add default case in switches. Remove unused variable.
1116 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
1117 * m32r.md: Const-ify.
1118 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
1119 * m68hc11.c: Include "reload.h".
1120 (static_chain_reg, print_options, m68hc11_asm_file_start):
1122 * m68hc11.md: Delete unused variable. Const-ify. Add parens
1123 around & in comparison.
1124 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1125 * mn10200.c (shift_mode): Remove trailing comma.
1126 * mn10300-protos.h (output_tst): Const-ify.
1127 * mn10300.c (output_tst): Likewise.
1128 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
1130 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
1131 * pa.c (output_ascii): Likewise.
1132 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1133 * pdp11.md (expand_unop): Delete declarations.
1134 * pj-protos.h (pj_output_addsi3): Const-ify.
1135 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
1136 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
1137 unique_src_operand): Add prototypes.
1138 (pj_output_store_into_lval): Make definition static.
1139 (pj_function_incoming_arg): Don't use unary plus.
1140 (pj_output_addsi3): Const-ify.
1141 * romp.md (get_symref): Delete declarations.
1142 * v850-c.c (mark_current_function_as_interrupt): Don't return
1143 value from void function.
1144 * v850.c: Include "integrate.h".
1145 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
1146 * vax-protos.h (const_section): Add prototype.
1148 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
1150 * machmode.def: Add documentation for the seventh argument in
1153 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
1155 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
1157 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
1158 <-melf>: Don't have markup for ELF acronym.
1160 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
1162 * config.gcc (mmix-*-*): New target.
1163 * doc/invoke.texi: Document MMIX options.
1164 * doc/contrib.texi: Add note about MMIX port to my entry.
1165 * config/mmix/t-mmix: New file.
1166 * config/mmix/mmix.h: New file.
1167 * config/mmix/mmix-protos.h: New file.
1168 * config/mmix/mmix.c: New file.
1169 * config/mmix/mmix.md: New file.
1170 * config/mmix/crti.asm: New file.
1171 * config/mmix/crtn.asm: New file.
1173 2001-11-03 Kazu Hirata <kazu@hxi.com>
1175 * config/sparc/linux-aout.h: Fix comment formatting.
1176 * config/sparc/linux.h: Likewise.
1177 * config/sparc/linux64.h: Likewise.
1178 * config/sparc/lynx.h: Likewise.
1179 * config/sparc/pbd.h: Likewise.
1180 * config/sparc/sol2-sld-64.h: Likewise.
1181 * config/sparc/sol2.h: Likewise.
1182 * config/sparc/sparc.c: Likewise.
1183 * config/sparc/sparc.h: Likewise.
1184 * config/sparc/sparc.md: Likewise.
1185 * config/sparc/sunos4.h: Likewise.
1186 * config/sparc/vxsim.h: Likewise.
1187 * config/sparc/vxsparc.h: Likewise.
1188 * config/sparc/vxsparc64.h: Likewise.
1190 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1192 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
1193 reference to CONST_DOUBLE_MEM in comment.
1194 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
1195 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
1196 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
1197 * function.c (pop_function_context_from): Don't call
1198 restore_varasm_status.
1199 * function.h (restore_varasm_status): Delete declaration.
1200 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
1202 * rtl.def (CONST_DOUBLE): Update comment.
1203 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
1204 (CONST_DOUBLE_CHAIN): Likewise.
1205 (CONST_DOUBLE_MEM): Delete.
1206 (gen_rtx_CONST_DOUBLE): Update parameters.
1207 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
1208 Remove reference to CONST_DOUBLE_MEM.
1209 (const_alias_set): New variable.
1210 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
1211 (immed_real_const_1): Adjust tests for 0, 1, and 2.
1212 Don't set CONST_DOUBLE_MEM.
1213 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
1214 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
1215 Put constant in const_alias_set.
1216 (struct pool_constant): ALIGN now unsigned.
1217 OFFSET now HOST_WIDE_INT.
1219 (restore_varasm_status): Deleted.
1220 (mark_pool_constant): Mark desc->rtl.
1221 (force_const_mem): Rework to store rtl in hash table,
1222 not CONST_DOUBLE_MEM.
1223 Put constant in const_alias_set.
1224 (find_pool_constant): Check desc->rtl.
1225 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
1226 (init_varasm_once): Initialize const_alias_set.
1228 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
1231 * reload.c (combine_reloads): Don't combine an output reload if there
1232 are other reloads around for part of the output.
1234 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
1235 constant expression.
1236 (set_mem_decl): New function.
1237 * expr.h (set_mem_decl): New declaration.
1238 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
1239 (output_asm_operand_names): Add tab.
1240 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
1242 * builtins.c (get_memory_rtx): Properly set MEM alias set and
1245 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1247 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
1248 Use "invalid" instead of "illegal". Use @r in comments in
1251 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
1253 * c-decl.c (pushdecl): Move block inside if conditional to remove
1254 possibility of a segfault. Lookup block-level extern
1255 variables in enclosing scopes correctly.
1257 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
1259 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1261 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
1262 SUBREG so we avoid SUBREGing memory.
1264 * expmed.c (store_bit_field): Same.
1266 2001-11-02 DJ Delorie <dj@redhat.com>
1268 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1269 using FP registers for DImode mem-mem moves is acceptable.
1271 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1273 * builtins.c (apply_args_size): Handle vector arguments.
1274 (apply_result_size): Same.
1276 * machmode.def: Set WIDER mode field for all vector entries.
1278 2001-11-02 Graham Stott <grahams@redhat.com>
1280 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1282 2001-11-01 Eric Christopher <echristo@redhat.com>
1284 * config.gcc: Revert part of earlier patch.
1285 * config/mips/linux.h: Ditto.
1286 * df.c: Include tm_p.h to avoid warnings.
1287 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1289 * config/mips/mips.c: Define mips_abi regardless.
1290 (mips_output_function_prologues): Add long casts for .frame
1292 (override_options): Allow use of ABI_32.
1294 2001-11-01 Kazu Hirata <kazu@hxi.com>
1296 * config/m68hc11/m68hc11.c: Fix comment formatting.
1297 * config/m68hc11/m68hc11.h: Likewise.
1298 * config/m68hc11/m68hc11.md: Likewise.
1300 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1302 * c-typeck.c (default_conversion): Retain the original expression
1304 * gcc.dg/Wparentheses.c: New tests.
1306 2001-11-01 David S. Miller <davem@redhat.com>
1308 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1309 64-bit Sparc description more in line with reality.
1311 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1313 * Makefile.in (GCOV_OBJS): Add version.o.
1314 * gcov.c: Include "version.h" and <getopt.h>.
1315 (gcov_version_string): Remove.
1316 (print_usage): Take a parameter to determine whether this is a
1317 call from --help or an error message. Give fuller output that
1318 follows the GNU Coding Standards for --help.
1319 (print_version): New function.
1321 (process_args): Use getopt_long. Support long options. Follow
1322 GNU Coding Standards for --help and --version.
1323 * doc/gcov.texi: Document long options.
1324 Addresses part of PR other/704.
1326 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1328 * pa.c (output_move_double): Fix typo in double load.
1330 2001-11-01 Kazu Hirata <kazu@hxi.com>
1332 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1333 before passing it to ggc_alloc_string.
1335 2001-11-01 Kazu Hirata <kazu@hxi.com>
1337 * config/m68k/3b1.h: Fix comment formatting.
1338 * config/m68k/3b1g.h: Likewise.
1339 * config/m68k/a-ux.h: Likewise.
1340 * config/m68k/amix.h: Likewise.
1341 * config/m68k/apollo68.h: Likewise.
1342 * config/m68k/atari.h: Likewise.
1343 * config/m68k/aux-exit.c: Likewise.
1344 * config/m68k/ccur-GAS.h: Likewise.
1345 * config/m68k/crds.h: Likewise.
1346 * config/m68k/dpx2.h: Likewise.
1347 * config/m68k/dpx2g.h: Likewise.
1348 * config/m68k/hp310.h: Likewise.
1349 * config/m68k/hp320.h: Likewise.
1350 * config/m68k/isi.h: Likewise.
1351 * config/m68k/linux.h: Likewise.
1352 * config/m68k/lynx.h: Likewise.
1353 * config/m68k/m68k-psos.h: Likewise.
1354 * config/m68k/m68k.c: Likewise.
1355 * config/m68k/m68k.h: Likewise.
1356 * config/m68k/m68k.md: Likewise.
1357 * config/m68k/m68kelf.h: Likewise.
1358 * config/m68k/m68kv4.h: Likewise.
1359 * config/m68k/mot3300.h: Likewise.
1360 * config/m68k/news.h: Likewise.
1361 * config/m68k/next.h: Likewise.
1362 * config/m68k/pbb.h: Likewise.
1363 * config/m68k/plexus.h: Likewise.
1364 * config/m68k/sgs.h: Likewise.
1365 * config/m68k/sun3.h: Likewise.
1366 * config/m68k/tower.h: Likewise.
1367 * config/m68k/vxm68k.h: Likewise.
1369 2001-10-31 DJ Delorie <dj@redhat.com>
1371 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1372 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1373 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1374 * config/mips/mips.c (mips_cache_flush_func): New.
1375 * doc/invoke.texi: Document the new options.
1377 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1379 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1380 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1382 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1384 * config/cris/cris.c: Include output.h after tree.h but before
1387 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1389 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1390 (INTL_SUBDIRS): Just intl.
1391 (.SUFFIXES): Add .gmo .po .pox.
1392 (native): Also depend on build-@POSUB@.
1393 (intl.all, intl.install): Depend on config.h and things it includes.
1394 (po-generated): New target; depend on c-parse.c and tradcif.c.
1395 (install-normal): Also depend on install-@POSUB@.
1396 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1397 (build-, install-, build-po, update-po, install-po,
1398 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1400 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1401 * configure.in: Don't munge XGETTEXT. Don't generate
1403 * configure: Regenerate.
1405 * exgettext: Delete.
1406 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1407 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1409 2001-10-31 Kazu Hirata <kazu@hxi.com>
1411 * config/h8300/h8300.md (two anonymous patterns): New.
1413 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1415 * tree.h (tree_index): Add support for V16QI and V8HI.
1416 (V8HI_type_node): New.
1417 (V16QI_type_node): New.
1419 * tree.c (build_common_tree_nodes_2): Same.
1421 * c-common.c (type_for_mode): Same.
1423 2001-10-31 Kazu Hirata <kazu@hxi.com>
1425 * config/i386/att.h: Fix comment formatting.
1426 * config/i386/beos-elf.h: Likewise.
1427 * config/i386/bsd.h: Likewise.
1428 * config/i386/bsd386.h: Likewise.
1429 * config/i386/crtdll.h: Likewise.
1430 * config/i386/cygwin.asm: Likewise.
1431 * config/i386/cygwin.h: Likewise.
1432 * config/i386/djgpp.h: Likewise.
1433 * config/i386/freebsd-aout.h: Likewise.
1434 * config/i386/freebsd.h: Likewise.
1435 * config/i386/gas.h: Likewise.
1436 * config/i386/i386-interix.h: Likewise.
1437 * config/i386/i386-protos.h: Likewise.
1438 * config/i386/i386.c: Likewise.
1439 * config/i386/i386.h: Likewise.
1440 * config/i386/i386.md: Likewise.
1441 * config/i386/i386elf.h: Likewise.
1442 * config/i386/interix.c: Likewise.
1443 * config/i386/isc.h: Likewise.
1444 * config/i386/isccoff.h: Likewise.
1445 * config/i386/iscdbx.h: Likewise.
1446 * config/i386/linux.h: Likewise.
1447 * config/i386/lynx.h: Likewise.
1448 * config/i386/mingw32.h: Likewise.
1449 * config/i386/netbsd-elf.h: Likewise.
1450 * config/i386/next.h: Likewise.
1451 * config/i386/osf1elf.h: Likewise.
1452 * config/i386/osfrose.h: Likewise.
1453 * config/i386/sco5.h: Likewise.
1454 * config/i386/seq-gas.h: Likewise.
1455 * config/i386/seq-sysv3.h: Likewise.
1456 * config/i386/sequent.h: Likewise.
1457 * config/i386/sol2.h: Likewise.
1458 * config/i386/sun386.h: Likewise.
1459 * config/i386/uwin.asm: Likewise.
1460 * config/i386/uwin.h: Likewise.
1461 * config/i386/vxi386.h: Likewise.
1462 * config/i386/win32.h: Likewise.
1463 * config/i386/winnt.c: Likewise.
1464 * config/i386/xm-cygwin.h: Likewise.
1465 * config/i386/xm-mingw32.h: Likewise.
1467 2001-10-31 Kazu Hirata <kazu@hxi.com>
1469 * builtins.def: Fix comment typos.
1470 * config/alpha.c: Likewise.
1471 * config/arm/arm.c: Likewise.
1472 * config/avr/avr.h: Likewise.
1473 * config/d30v/d30v.c: Likewise.
1474 * config/d30v/d30v.h: Likewise.
1475 * config/d30v/d30v.md: Likewise.
1476 * config/dsp16xx/dsp16xx.c: Likewise.
1477 * config/fr30/fr30.c: Likewise.
1478 * config/fr30/fr30.md: Likewise.
1479 * config/i386/i386.c: Likewise.
1480 * config/i860/i860.c: Likewise.
1481 * config/i960/i960.c: Likewise.
1482 * config/ia64/ia64.c: Likewise.
1483 * config/mips/mips.c: Likewise.
1484 * config/pa/pa.c: Likewise.
1485 * config/rs6000/rs6000.c: Likewise.
1486 * config/s390/s390.c: Likewise.
1487 * config/sparc/sparc.c: Likewise.
1489 2001-10-30 Kazu Hirata <kazu@hxi.com>
1491 * config/mips/elf.h: Fix comment formatting.
1492 * config/mips/elf64.h: Likewise.
1493 * config/mips/iris5.h: Likewise.
1494 * config/mips/iris5gas.h: Likewise.
1495 * config/mips/iris6.h: Likewise.
1496 * config/mips/isa3264.h: Likewise.
1497 * config/mips/linux.h: Likewise.
1498 * config/mips/mips.c: Likewise.
1499 * config/mips/mips.h: Likewise.
1500 * config/mips/mips.md: Likewise.
1501 * config/mips/mips16.S: Likewise.
1502 * config/mips/netbsd.h: Likewise.
1503 * config/mips/osfrose.h: Likewise.
1504 * config/mips/r3900.h: Likewise.
1505 * config/mips/sni-svr4.h: Likewise.
1506 * config/mips/svr4-t.h: Likewise.
1507 * config/mips/ultrix.h: Likewise.
1509 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1511 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1512 when we update head->current.
1514 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1516 * tree.c (id_string_size): Remove.
1517 (dump_tree_statistics): Update.
1518 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1520 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1522 * sched-rgn.c (schedule_insns): Fix comment.
1524 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1526 * configure.in: Correct previous change: don't assume that
1527 gas's version number _isn't_ the last thing on the line, or
1528 isn't the only number on the line, either.
1529 * configure: Regenerate.
1531 2001-10-30 Kazu Hirata <kazu@hxi.com>
1533 * cfgcleanup.c: Fix a comment typo.
1535 2001-10-30 Kazu Hirata <kazu@hxi.com>
1537 * alias.c: Fix comment formatting.
1538 * recog.c: Likewise.
1539 * config/cris/cris.c: Likewise.
1540 * config/cris/cris.h: Likewise.
1541 * config/i960/i960.c: Likewise.
1542 * config/i960/i960.h: Likewise.
1544 2001-10-30 Kazu Hirata <kazu@hxi.com>
1546 * config/arm/arm.c: Fix a comment typo.
1547 * config/arm/arm.h: Likewise.
1548 * config/ia64/ia64.c: Likewise.
1550 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1552 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1553 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1554 * rtl.h (set_unique_reg_note): Change return value.
1555 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1556 * cse.c (cse_insn): Likewise.
1557 * expr.c (emit_move_insn): Likewise.
1558 * explow.c (force_reg): Likewise.
1559 * local-alloc (update_equiv_regs): Likewise.
1560 * loop.c (move_moveables, load_mems): Likewise.
1561 * reload (find_reloads): Likewise.
1563 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1566 * c-decl.c (parmlist_tags_warning, start_struct,
1567 check_for_loop_decls): Separate messages for struct, union and
1568 enum cases to allow for languages in which they have different
1570 * c-format.c (scanf_flag_specs): Separate short and long name of
1571 the assignment suppression feature.
1572 (check_format_types): Localize "pointer" and "different types"
1574 * c-lex.c (lex_number): Localize "an unsigned long int" and
1576 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1578 * c-typeck.c (build_unary_up): Separate messages for increment and
1579 decrement cases to allow for languages in which they use different
1580 articles. Localize the strings "increment" and "decrement" in one
1583 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1585 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1586 when no changes has been made.
1588 * gcse.c (reg_set_bitmap): Turn into reg_set.
1589 (modify_mem_list_set, canon_modify_mem_list_set)
1590 (clear_modify_mem_tables, free_modify_mem_tables): New.
1591 (gcse_main); Use free_modify_mem_tables.
1592 (free_gcse_mem): Likewise; free the bitmaps.
1593 (alloc_gcse_main): Initialize the bitmaps.
1594 (canon_list_insert): Set canon_modify_mem_list_set.
1595 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1596 (compute_hash_table): Use clear_modify_mem_tables.
1597 (reset_opr_set_tables): Likewise.
1598 (oprs_not_set_p): reg_set_bitmap is regset.
1599 (mark_set, mark_clobber): Likewise.
1601 * df.h (DF_EQUIV_NOTES): New constant.
1602 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1605 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1606 (init_regions, schedule_insns): Conditionalize the checking
1607 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1609 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1611 * i386.md (movti_rex64 splitter): Fix condition.
1613 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1615 * configure.in: Do not assume that gas's version number is the
1616 last thing on the first line of as --version output.
1617 * configure: Regenerate.
1619 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1620 MT_WARNING, MT_ERROR, MT_FATAL.
1621 (main): Call gcc_init_libintl.
1622 (v_message): Call gettext on msgid and "warning: "
1623 * tradcif.y: Include intl.h.
1624 (yyerror): Make parameter definition consistent with
1625 prototype. Call gettext on msgid argument.
1627 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1629 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1632 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1634 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1636 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1637 before referencing it.
1639 2001-10-26 DJ Delorie <dj@redhat.com>
1641 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1642 override -G, and force -G0.
1644 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1646 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1647 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1648 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1649 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1651 * loop.h (struct induction): Rename ext_dependant to
1653 * loop.c: Change all uses.
1654 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1655 All callers changed.
1656 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1658 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1660 * c-parse.in (expr_no_commas, primary), c-typeck.c
1661 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1663 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1665 Undo assemble_name change in earlier patch.
1667 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1669 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1670 determining the type of the receiver, do not check that TREE_CODE
1671 of receiver is CALL_EXPR before calling receiver_is_class_object().
1672 (receiver_is_class_object): For the GNU runtime: recognize
1673 the case that the receiver is self in a class method context.
1674 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1675 the receiver is a call to objc_get_class.
1677 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1679 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1681 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1683 * Makefile.in (OBJS): Put all files in alphabetical order.
1685 * dwarf2out.c (add_const_value_attribute): Fix error in last
1688 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1690 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1691 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1693 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1694 (life_analysis): call purge_all_dead_edges after deleting noops.
1695 (delete_noop_move): Do not purge CFG.
1696 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1698 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1701 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1702 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1703 (ASM_OUTPUT_COMMON): Likewise.
1704 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1705 (rs6000_output_function_epilogue): Likewise.
1706 (output_mi_thunk): Fix typo.
1707 (rs6000_output_symbol_ref): Use assemble_name.
1708 (output_toc): Likewise.
1709 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1710 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1711 assemble_name calls STRIP_NAME_ENCODING.
1712 (ASM_OUTPUT_LABEL): Use assemble_name.
1713 (ASM_GLOBALIZE_LABEL): Likewise.
1714 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1715 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1716 (ASM_OUTPUT_LOCAL): Likewise.
1718 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1720 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1721 (expand_builtin_apply, expand_builtin_return): Likewise.
1722 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1724 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1726 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1727 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1728 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1729 configure, configure.in, except.c, except.h, flow.c, function.c,
1730 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1731 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1732 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1733 unroll.c: Fix spelling errors.
1735 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1737 * doc/gcc.texi: Document use of "dependent" and American spelling.
1739 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1741 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1744 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1746 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1748 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1750 * genrecog.c (write_switch): Output if before switch for
1751 DT_elt_zero_wide_safe.
1753 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1755 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1756 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1757 (FUNCTION_PROFILER): Const-ify.
1758 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1759 (eliminate_constant_term, assemble_name, output_addr_const):
1760 Remove declarations.
1761 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1762 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1763 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1764 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1765 (half_pic_declare, half_pic_external): Const-ify.
1766 * toplev.c: Include "halfpic.h".
1768 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1770 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1771 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1772 config/i386/i386.c, config/i386/i386-interix.h,
1773 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1774 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1775 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1776 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1777 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1778 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1779 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1782 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1783 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1784 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1785 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1786 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1787 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1788 system.h, toplev.c: Fix spelling errors.
1790 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1792 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1794 * dwarf2out.c (reg_number): Abort if pseudo.
1795 (reg_loc_descriptor): Return 0 if pseudo.
1796 (is_based_loc): Return 0 if pseudo.
1797 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1799 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1800 (loc_descriptor): Return 0 if can't find location and handle 0
1801 return from recursive calls.
1802 (loc_descriptor_from_tree): Likewise.
1803 Fix handling of indirect.
1804 Also return 0 for PLACEHOLDER_EXPR.
1805 Clean up COMPONENT_REF cases.
1806 (add_AT_location_descriptor): Simplify, but handle 0 return from
1808 (add_const_value_attribute): Avoid shift count warning.
1809 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1810 Set comp_unit_die as context if not in function.
1812 * config/mips/mips-protos.h: Break up long lines.
1813 Remove needless #ifdef/#endif blocks.
1814 Don't declare functions declared in file made by genpreds or recog.h.
1815 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1816 is now HOST_WIDE_INT; delete unneeded casts.
1817 * config/mips/mips.h: Don't use #elif.
1819 * expr.c (stor_constructor_field): Always call adjust_address.
1820 Copy TARGET before changing its alias set.
1821 (store_field): Likewise, for TO_RTX.
1822 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1824 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1825 (find_placeholder): Return 0 if can't find object.
1826 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1829 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1831 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1833 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1835 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1836 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1837 (merge_blocks): Properly udpate life after making edge nonfallthru.
1838 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1840 2001-10-26 Kazu Hirata <kazu@hxi.com>
1842 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1844 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1846 * c-typeck.c (convert_arguments): When comparing for enumeral
1847 type equality, use TYPE_MAIN_VARIANT.
1848 * gcc.dg/Wconversion.c: New tests.
1850 2001-10-26 Kazu Hirata <kazu@hxi.com>
1852 * s390/s390.c: Fix comment typos.
1853 * s390/s390.h: Likewise.
1854 * s390/s390.md: Likewise.
1856 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1858 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1859 (walk_tree): Use it for tail calls where appropriate.
1861 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1863 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1864 non-local label_refs.
1866 2001-10-26 Kazu Hirata <kazu@hxi.com>
1868 * config/h8300/h8300.md (4 anonymous patterns): New.
1870 2001-10-26 Kazu Hirata <kazu@hxi.com>
1872 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1873 algorithm through the shift_info structure.
1874 (emit_a_shift): Update the use of get_shift_alg.
1876 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1878 * sched-rgn.c: Remove bitset typedef.
1879 Change bitset to sbitmap in prototypes / variable types.
1881 Remove edgeset_bits.
1882 Remove edgeset_size.
1883 s/BITSET_ADD/SET_BIT/g
1884 s/BITSET_INVERT/sbitmap_ones/g
1885 s/BITSET_INTER/sbitmap_a_and_b/g
1886 s/BITSET_UNION/sbitmap_a_or_b/g
1887 s/BITSET_DIFFER/sbitmap_difference/g
1888 s/bitset_member/TEST_BIT/g
1889 (BITSET_*): Removed.
1890 (bitset_member): Removed.
1891 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1892 EXECUTE_IF_SET_IN_SBITMAP.
1893 (split_edges): Rewrite, use sbitmap functions instead of bitset
1895 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1897 2001-10-26 Andreas Schwab <schwab@suse.de>
1899 * reload1.c (emit_input_reload_insns): Fix parens in last
1900 (undocumented) change that was supposed to change only whitespace.
1902 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1904 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1906 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1909 2001-10-26 Andreas Jaeger <aj@suse.de>
1911 * flow.c (clear_log_links): Remove unused variable.
1912 * cfgcleanup.c (cleanup_cfg): Likewise.
1914 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1916 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1917 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1919 2001-10-26 Richard Henderson <rth@redhat.com>
1921 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1922 rename PV_REG to R27_REG.
1923 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1924 (REG_CLASS_FROM_LETTER): Update.
1925 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1926 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1927 (udivsi3, modsi3, umodsi3): Likewise.
1928 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1930 2001-10-26 Richard Henderson <rth@redhat.com>
1932 * cfg.c (clear_aux_for_blocks): Split out of ...
1933 (free_aux_for_blocks): here.
1934 (clear_aux_for_edges): Split from ...
1935 (free_aux_for_edges): here.
1936 * basic-block.h: Declare them.
1937 * lcm.c (compute_antinout_edge): Use them.
1938 (compute_laterin, compute_available, compute_nearerout): Likewise.
1939 (optimize_mode_switching): Likewise.
1941 2001-10-26 Richard Henderson <rth@redhat.com>
1943 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1944 moving everything back to the main build directory.
1946 2001-10-26 Christopher Faylor <cgf@redhat.com>
1948 * config/i386/cygwin.h: Search target specific include directory, if
1951 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1953 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1954 of macro guards. Fix #endif comment.
1956 * output.h (default_exception_section, default_eh_frame_section):
1957 Move prototypes outside of macro guard.
1959 * crtstuff.c: Fix #endif comment.
1961 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1963 * doc/md.texi (movMM): Clarify semantics of storing into a
1964 non-paradoxical SUBREG.
1966 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1968 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1969 (lang_hook_default_get_alias_set): Move next to other alias
1971 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1972 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1973 (LANG_HOOKS_INITIALIZER): Add it.
1974 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1975 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1976 instead of a loop calling poplevel.
1978 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1980 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1981 occurrences of #elif with #if...#endif.
1983 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1987 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1989 * alias.c (can_address_p): No longer static.
1990 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1991 Return 0 if all parameters are default values.
1992 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1993 (adjust_address_1): Try harder to compute a size.
1994 * expr.c (expand_assignment, store_constructor): If can't address,
1995 set MEM_KEEP_ALIAS_SET_P.
1996 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1997 (store_field): Likewise.
1998 (store_constructor): Simplify call to store_constructor_field.
1999 * expr.h (can_address_p): New declaration.
2000 * gensupport.c (gen_rtx_CONST_INT): New function.
2001 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2002 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2003 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2005 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2007 2001-10-24 Christopher Faylor <cgf@redhat.com>
2009 * config/i386/cygwin.h: Use proper path for mingw crt files when
2012 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2014 * dwarf2out.c (file_info_cmp): Always return consistent results.
2016 2001-10-24 Roger Sayle <roger@eyesopen.com>
2018 * stmt.c (expand_end_case): Index jumptables from zero for
2019 suitably small values of minval.
2021 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2023 * stor-layout.c (place_union_field): If any field was aligned with
2024 attribute aligned, set record type's TYPE_USER_ALIGN.
2025 (place_field): Likewise.
2026 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2027 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2029 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2031 * c-common.h (struct c_common_identifier): Remove rid_code field.
2032 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2034 * c-typeck.c (constructor_designated): New local flag.
2035 (struct constructor_stack): Add "designated" field to match.
2036 (start_init): Clear it.
2037 (really_start_incremental_init, push_init_level): Push and
2039 (pop_init_level): Pop it.
2040 (set_designator): Set it.
2042 (pop_init_level): Suppress "missing initializer" warnings if
2043 constructor_designated is true.
2044 (process_init_element): Suppress warning about union
2045 initialization under traditional C, if constructor_designated
2048 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2050 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2053 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2055 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2057 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2059 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2060 the node was already a set to a constant.
2062 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2064 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2065 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2067 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2069 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2070 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2071 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2072 * s390.c (s390_final_chunkify): Don't use string concatenation.
2073 (s390_function_prologue, s390_function_epilogue): Const-ify.
2074 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2076 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2078 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2081 2001-10-23 Stan Shebs <shebs@apple.com>
2083 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2084 -traditional-cpp in first-stage compilation.
2086 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2088 * gensupport.c (target_flags): Add.
2090 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2092 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2094 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2095 * except.c (expand_builtin_frob_return_addr): Likewise.
2096 (expand_builtin_eh_return): Likewise.
2097 * stmt.c (expand_computed_goto): Likewise.
2098 * explow.c (memory_address): Likewise.
2099 (allocate_dynamic_stack_space): Clean up predicate testing.
2100 (probe_stack_range): Convert SIZE to Pmode.
2101 * calls.c (rtx_for_function_call): Only call convert_memory_address
2103 Pass function call operand as ptr_mode, not Pmode.
2104 * expr.c (expand_assignment): Clean up calls to convert_memory
2105 address by only doing so when needed and making offsets Pmode.
2106 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
2107 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
2108 is in Pmode, not ptr_mode.
2110 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2112 * darwin-protos.h (constructor_section, destructor_section,
2113 mod_init_section, mod_term_section): Prototype.
2114 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
2116 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
2118 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
2119 objc_section_init declaration.
2120 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
2121 (objc_section_init, try_section_alias): Make static.
2122 (alias_section): Make static and hide unused function.
2123 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
2125 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2127 * alias.c (can_address_p): Compnonents are not addressable if
2128 the containing type has alias set 0.
2129 (get_alias_set): Rework to use STRIP_NOPS.
2130 Only call front-end routine on object, type, or object with
2131 NOPs stripped, not inner values.
2132 Use language hook to call front-end routine.
2133 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
2134 (expand_builtin_apply): Call set_mem_align on MEMs we make.
2135 Don't pass alignment to emit_block_move.
2136 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
2137 (expand_builtin_memset): Likewise, but for clear_storage.
2138 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
2139 and remove C++ specific parts.
2140 * c-common.h (c_common_get_alias_set): Add declaration.
2141 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
2142 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
2143 (save_fixed_argument_area): Call set_mem_align.
2144 Remove alignment in call to emit_block_move.
2145 (emit_library_call_value_1, store_one_arg): Likewise.
2146 (target_for_arg): Remove; disabled long ago.
2147 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
2148 once and similar cleanups.
2149 (offset_address): Use proper introductory comment.
2150 * expr.c (emit_block_move): Use alignment from that of MEM args, not
2151 from explicit operand; all callers changed.
2152 (clear_storage): Likewise.
2153 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
2154 (store_field): Remove kludge on alias set used for to_rtx.
2155 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
2156 (expand_expr_unaligned): Call set_mem_attributes instead of
2158 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
2159 * function.c (assign_stack_temp_for_type): Set MEM alignment.
2160 (expand_function_end): Track MEM attributes of trampolines.
2161 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
2162 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
2163 attributes from original.
2164 * langhooks.c (lang_hook_default_get_alias_set): New function.
2165 (hook_get_alias_set_0): New function.
2166 * langhooks.h (hook_get_alias_set_0): New declaration.
2167 (lang_hook_default_get_alias_set): Likewise.
2168 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
2169 * reload1.c (alter_reg): Use adjust_address_nv.
2170 * rtl.c (get_mode_alignment): Moved to here.
2171 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
2172 change default if unknown from 1 to BITS_PER_UNIT.
2173 * stor-layout.c (get_mode_alignment): Remove from here.
2174 * toplev.h (struct lang_hoks): Add get_alias_set field.
2175 * tree.h (lang_get_alias_set): Delete declaration.
2176 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
2177 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
2178 (ix86_va_arg): Likewise.
2179 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
2180 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2181 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2182 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2183 (expand_block_move_mem): Remove dead code.
2185 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
2187 * c-common.c (warn_div_by_zero): New.
2188 * c-common.h (warn_div_by_zero): New.
2189 * c-decl.c (c_decode_option): Take it on the command line.
2190 * c-typeck.c (build_binary_op): Warn about division by zero.
2191 * doc/invoke.texi: Document the new command line option, fix
2192 documentation of -Wmultichar.
2193 * testsuite/gcc.dg/divbyzero.c: New tests.
2194 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
2196 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2198 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
2200 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
2201 to avoid update_life_info call.
2202 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
2203 * cfgcleanup.c (bb_flags): New enum.
2204 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
2205 (notice_new_block, update_forwarder_flag): New functions.
2206 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
2207 (try_forward_edges): Likewise; update flags.
2208 (merge_blocks): Likewise.
2209 (outgoing_edges_match): Likewise.
2210 (try_crossjump_to_edge): Likewise.
2211 (try_optimize_cfg): Likewise; initialize and clear the flags;
2212 recompute life info if needed.
2213 (cleanup_cfg): No need to clear aux pointers.
2215 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
2217 * config/i386/i386.c (override_options): Default to minimum
2218 stack alignment when optimizing for code size.
2219 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
2222 * config/i386/i386.c (override_options): Set upper limit of
2223 -mpreferred-stack-boundary to 12.
2225 2001-10-22 Zack Weinberg <zack@codesourcery.com>
2227 * recog.c (peephole2_optimize): Add default case to switch.
2229 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
2231 * doc/gcc.texi (Sending Patches): Remove.
2233 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
2235 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
2236 fields when comparing.
2238 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2240 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
2241 * arm.c (HOST_INT, HOST_UINT): Likewise.
2243 2001-10-22 Stan Shebs <shebs@apple.com>
2245 * config/darwin-protos.h (darwin_exception_section): Declare.
2246 (darwin_eh_frame_section): Declare.
2248 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2250 * i386.md (movti_rex64): Fix mode.
2252 2001-10-22 Stan Shebs <shebs@apple.com>
2254 * target.h (struct gcc_target): Add asm_out.exception_section,
2255 asm_out.eh_frame_section.
2256 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
2257 (TARGET_ASM_EH_FRAME_SECTION): New.
2258 (TARGET_INITIALIZER): Update.
2259 * output.h (default_exception_section): Declare.
2260 (default_eh_frame_section): Declare.
2261 * dwarf2out.c: Include target.h.
2262 (output_call_frame_info): Call target hook for eh frames.
2263 (default_eh_frame_section): New function.
2264 * except.c: Include target.h.
2265 (output_function_exception_table): Call target hook for exception
2267 * varasm.c (default_exception_section): Rename from
2268 exception_section, remove EXCEPTION_SECTION macro.
2270 * config/darwin.h (darwin_eh_frame_section): New function.
2271 (EXCEPTION_SECTION): Remove.
2272 (TARGET_ASM_EXCEPTION_SECTION): Define.
2273 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2274 (nextstep_exception_section): New function.
2275 (nextstep_eh_frame_section): New function.
2276 (TARGET_ASM_EXCEPTION_SECTION): Define.
2277 (TARGET_ASM_EH_FRAME_SECTION): Define.
2279 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2280 (TARGET_ASM_EXCEPTION_SECTION): Define.
2281 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2282 (EXCEPTION_SECTION): Remove.
2283 (TARGET_ASM_EXCEPTION_SECTION): Define.
2284 * config/stormy16/stormy16.h: Remove comments referencing
2285 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2287 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2288 TARGET_ASM_EH_FRAME_SECTION.
2290 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2292 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2295 * c-format.c: Fix spelling typo in comment.
2297 * sched-int.h: Fix typo in GCC preamble.
2299 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2302 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2304 2001-10-22 Richard Henderson <rth@redhat.com>
2306 * config/i386/i386.c (ix86_expand_clear): New.
2307 * config/i386/i386-protos.h: Declare it.
2308 * config/i386/i386.md (setcc peep2s): Use it.
2309 (movsi_xor): Unexport.
2311 2001-10-22 Richard Henderson <rth@redhat.com>
2313 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2314 free_EXPR_LIST_list for LOG_LINKS.
2316 2001-10-21 Robert Lipe <robertlipe@usa.net>
2318 * config/i386/i386.c (sco_asm_named_section): Delete.
2319 (sco_asm_out_constructor): Delete.
2320 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2321 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2322 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2323 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2324 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2326 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2328 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2329 and/or fold extra calls into fewer ones.
2330 * collect2.c (dump_file): Likewise.
2331 * cppexp.c (parse_number): Likewise.
2332 * cpplex.c (_cpp_lex_direct): Likewise.
2333 * final.c (output_asm_insn, asm_fprintf): Likewise.
2334 * fix-header.c (inf_scan_ident, main): Likewise.
2335 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2337 * fold-const.c (real_hex_to_f): Likewise.
2338 * gen-protos.c (parse_fn_proto): Likewise.
2339 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2340 * genrecog.c (change_state, write_action): Likewise.
2341 * gensupport.c (shift_output_template): Likewise.
2342 * local-alloc.c (requires_inout): Likewise.
2343 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2344 * protoize.c (is_id_char, main): Likewise.
2345 * real.c (asctoeg): Likewise.
2346 * recog.c (asm_operand_ok): Likewise.
2347 * reload.c (find_reloads): Likewise.
2348 * scan.c (scan_identget_token): Likewise.
2349 * sched-vis.c (print_value): Likewise.
2350 * stringpool.c (ggc_alloc_string): Likewise.
2351 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2352 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2353 * tradcpp.c (rescan): Likewise.
2354 * tree.c (clean_symbol_name): Likewise.
2355 * varasm.c (decode_reg_name): Likewise.
2357 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2358 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2359 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2360 * m88k.c (output_ascii): Likewise.
2361 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2362 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2363 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2364 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2366 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2368 * langhooks.c (lang_hook_default_do_nothing,
2369 lang_hook_default_decode_option): New defaults.
2370 * langhooks.h: Make hooks unconditional and non-NULL.
2371 * toplev.c (compile_file, toplev_main): Update.
2372 * toplev.h: Update comments.
2373 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2375 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2379 * system.h (IN_RANGE): New macro.
2381 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2383 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2384 INTLDEPS variable, which does not include $LIBICONV.
2385 * Makefile.in: Use INTLDEPS in LIBDEPS.
2386 * configure: Regenerate.
2388 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2390 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2391 * cpplex.c (lex_percent, lex_dot): Remove.
2392 (get_effective_char, skip_block_comment, skip_line_comment,
2393 parse_identifier_slow, parse_number, parse_string, save_comment,
2394 _cpp_lex_direct): Update to do lookback freely.
2395 (IF_NEXT_IS, BACKUP): New macros.
2396 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2397 * cppmacro.c (paste_tokens): Update.
2399 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2401 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2403 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2405 * reload1.c (reload): Check CONSTANT_P before calling
2406 LEGITIMATE_PIC_OPERAND_P.
2407 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2408 workaround of 2001-10-13.
2410 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2412 * i386.c (split_di): Handle splitting of DFmode.
2414 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2416 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2417 (adjust_address_1, offset_address): Likewise.
2419 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2420 (output_asm_insn): Call it for each line output.
2421 Don't record an operand more than once.
2423 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2424 * main.c: Include config.h and system.h, but not ansidecl.h.
2425 * Makefile.in (main.o): Update accordingly.
2427 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2429 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2431 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2433 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2434 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2436 (find_sub_basic_blocks): ... here;
2437 (find_many_sub_basic_blocks): New.
2438 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2440 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2442 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2444 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2446 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2447 * flow.c (update_life_info): Measure time.
2448 * c-decl.c: Include timevar.h
2449 (c_expand_body): Measure time.
2450 * toplev.c (rest_of_compilation): Measure time of mode switching
2452 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2454 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2455 (lang_independent_options): Add asynchronous-unwind-tables
2456 (toplev_main): flag_asynchronous_unwind_tables implies
2458 * flags.h (flag_asynchronous_unwind_tables): Declare.
2459 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2460 flag_asynchronous_unwind_tables.
2461 (output_call_frame_info): Likewise.
2462 * invoke.texi (-fasynchronous-unwind-tables): Document.
2463 * i386.c (optimization_options): Enable
2464 flag_asynchronous_unwind_tables.
2466 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2467 * i386.md (s* expanders): Destination is QImode.
2469 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2470 * rtl.h (clear_log_links): Kill.
2471 * flow.c (clear_log_links): Make static; accept blocks parameter;
2472 do no clear life info.
2473 (update_life_info): Call clear_log_links.
2475 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2477 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2479 * cpplex.c (handle_newline, skip_escaped_newlines,
2480 get_effective_char, skip_block_comment, skip_line_comment,
2481 parse_identifier_slow, parse_number, parse_string,
2482 _cpp_lex_direct): Update to do more stepping back.
2483 (trigraph_ok): Similarly. Rename trigraph_p.
2484 (SAVE_STATE, RESTORE_STATE): Remove.
2485 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2487 * cpplib.c (destringize): Rename destringize_and_run, and
2488 call run_directive directly.
2489 (_cpp_do__Pragma): Simplify.
2491 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2493 * pe.c (arm_pe_unique_section): Const-ify.
2494 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2495 (switch_to_section): Add static prototype.
2497 * output.h (drectve_section): Prototype.
2499 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2501 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2502 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2503 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2504 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2505 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2506 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2507 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2508 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2509 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2510 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2511 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2512 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2513 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2514 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2515 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2516 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2517 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2518 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2519 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2520 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2521 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2522 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2523 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2524 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2525 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2526 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2527 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2528 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2529 v850-*-*): Delete superflous ${cpu_type} setting.
2530 * config/linux.h: Delete svr4.h include.
2531 (SET_ASM_OP): Delete.
2532 * config/netware.h (INT_ASM_OP): Undef before define.
2533 * config/ptx4.h: Delete elfos.h include.
2534 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2535 * config/svr4.h: Delete elfos.h include. Update commentary.
2536 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2537 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2538 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2539 config/v850/v850.h: Delete svr4.h include.
2540 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2541 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2542 config/sparc/sysv4.h: Update includes.
2543 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2544 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2545 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2546 config/m88k/dguxbcs.h: Delete includes.
2547 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2548 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2549 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2551 * config/m88k/dgux.h: Delete include.
2552 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2554 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2555 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2556 * config/sh/elf.h: Update include.
2557 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2558 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2560 2001-10-19 Catherine Moore <clm@redhat.com>
2562 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2563 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2564 base and count fields.
2565 (stormy16_expand_builtin_va_start): last_reg_count changed to
2566 size_of_reg_args. Use count + size in first comparison.
2568 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2570 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2571 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2572 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2573 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2574 Set alignment from type if INDIRECT_REF.
2575 (adjust_address_1, offset_address): Simplify alignment compuitation.
2576 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2577 here; done by set_mem_attributes.
2579 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2582 * arm-protos.h (rdata_section, zero_init_section, common_section):
2584 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2585 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2586 traditional mode stringification.
2587 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2588 in macros controling its use.
2589 * rtlanal.c: Include tm_p.h.
2590 * varasm.c (asm_output_aligned_bss): Mark parameter with
2592 (assemble_constant_align, assemble_start_function, assemble_align,
2593 assemble_variable, assemble_trampoline_template,
2594 output_constant_def_contents): Wrap potentially empty if-stmt body
2597 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 * a29k-protos.h (literal_section): Prototype.
2600 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2601 * a29k.md: Ensure function pointers are prototyped.
2602 * genattrtab.c (write_eligible_delay): Mark parameter with
2605 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2607 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2608 * 1750a.c (print_operand): Fix format specifier warning.
2609 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2610 * 1750a.md: Likewise.
2611 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2612 * genemit.c (output_add_clobbers): Mark parameter with
2614 * genrecog.c (write_subroutine): Likewise.
2615 * integrate.c (expand_inline_function): Delete unused variable.
2616 * varasm.c (remove_from_pending_weak_list): Wrap with
2619 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2621 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2622 field is different to previous argument's neg field.
2624 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2626 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2628 * final.c (get_decl_from_op): New function.
2629 (output_asm_insn): Call it; write "*" when item with decl is address.
2631 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2633 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2634 about 64-bit support from the 3.0_branch version.
2636 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2638 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2639 USE_INCLUDED_LIBINTL when appropriate.
2640 * configure, config.in: Regenerate.
2641 * Makefile.in (datadir): Set to @datadir@.
2642 (intl.o): Also depend on $(CONFIG_H) and system.h.
2644 * intl.c: Factor out common gettext initialization sequence.
2645 (gcc_init_libintl): New function.
2646 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2647 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2648 off NLS. Add multiple include guard. No need to #ifdef-guard
2649 an #undef. Prototype gcc_init_libintl here.
2651 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2652 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2653 Use gcc_init_libintl.
2655 2001-10-19 Catherine Moore <clm@redhat.com>
2657 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2659 * config/stormy16/stormy16.c (stormy16_split_move): Make
2660 sure that REG_INC notes are present for auto_inc operands.
2662 2001-10-19 Andreas Jaeger <aj@suse.de>
2664 * configure: Regenerated.
2665 * configure.in: Add x86_64 to switch statements.
2667 2001-10-18 Richard Henderson <rth@redhat.com>
2669 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2670 address into $27 explicitly.
2671 (sibcall_value_osf_1): Likewise.
2673 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2675 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2676 (offset_address): New function.
2677 (free_emit_status): Free regno_decl.
2678 (init_emit): Pass proper number of elements to xcalloc.
2679 Allocate regno_decl.
2680 (mark_emit_status): Mark regno_decl values.
2681 * expr.c (highest_pow2_factor): New function.
2682 (expand_assigment): Use it and offset_address.
2683 Properly handle ptr_mode vs. Pmode in offset calculation.
2684 (store_constructor, expand_expr_unaligned): Likewise.
2685 (expand_expr, case COMPONENT_EXPR): Likewise.
2686 * expr.h (offset_address): New decl.
2687 * function.h (struct emit_status): Add regno_decl.
2688 (REGNO_DECL): New macro.
2689 * final.c (output_asm_name): Move in file and don't conditionalize
2690 on flag_print_asm_name.
2691 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2692 Output names of operands, if known.
2693 * function.c (assign_parms): Set REGNO_DECL.
2694 * integrate.c (integrate_decl_tree): Likewise.
2695 * stmt.c (expand_decl): Likewise.
2696 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2698 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2700 * attribs.c (handle_noinline_attribute): New function.
2701 (handle_used_attribute): Likewise.
2702 (c_common_attribute_table): Added noinline and used.
2703 * doc/extend.texi (Function Attributes): Document them.
2704 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2705 Warn when merging inline with attribute noinline.
2706 (start_decl, start_function): Warn if inline and attribute
2707 noinline appear in the same declaration.
2709 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2711 * config.gcc: Update c4x and i370 for C front end-specific
2713 * config/c4x/c4x-c.c: New.
2714 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2715 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2717 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2718 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2720 (c4x_init_pragma): Remove.
2721 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2722 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2723 c4x_pr_ignored): Move to c4x-c.c.
2724 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2725 * config/c4x/t-c4x: Update.
2726 * config/i370/i370-c.c: New.
2727 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2728 (i370_pr_map): Move to i370-c.c.
2729 * config/i370/t-i370: New.
2731 * doc/tm.texi: Update.
2733 2001-10-17 Stan Shebs <shebs@apple.com>
2735 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2736 typo fixes throughout.
2737 (machopic_output_stub): Remove some dead code.
2739 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2741 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2744 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2746 * Makefile.in (print-rtl.o): Depend on TREE_H.
2747 * alias.c (get_alias_set): Make two passes over objects to first
2748 see if inner object is access via restricted pointer.
2749 Defer allocating alias set for restricted pointer until here.
2750 Call find_placeholder with second arg nonzero.
2752 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2753 set for restricted pointer types.
2754 * emit-rtl.c (set_mem_attributes): Set more attributes.
2755 (set_mem_align, change_address, adjust_address_1): New functions.
2756 (change_address_1): Now static.
2757 (adjust_address, adjust_address_nv): Deleted.
2758 (replace_equiv_address): Call change_address_1.
2759 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2760 (find_placeholder): Get starting point from PLIST arg.
2761 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2762 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2763 (adjust_address, adjust_address_nv): New macros.
2764 * print-rtl.c (tree.h): New include.
2765 (print_rtx, case MEM): Print all memory attributes.
2767 2001-10-17 Richard Henderson <rth@redhat.com>
2769 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2771 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2773 * c-tree.texi: Eliminate duplicated word.
2774 * cpp.texi: Likewise.
2775 * install.texi: Likewise.
2776 * invoke.texi: Likewise.
2777 * tm.texi: Likewise.
2779 2001-10-17 Michael Collison <collison@isisinc.net>
2781 * dsp16xx.c: Fix comment formatting to match GNU standards.
2782 (dsp16xx_output_function_prologue): Change type of 'size'
2783 parameter from 'int' to HOST_WIDE_INT.
2784 (dsp16xx_output_function_epilogue): Change type of 'size'
2785 parameter from 'int' to HOST_WIDE_INT.
2787 2001-10-16 Richard Henderson <rth@redhat.com>
2789 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2790 * configure, config.in: Rebuild.
2792 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2793 (ix86_output_addr_diff_elt): New.
2794 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2795 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2796 (JUMP_TABLES_IN_TEXT_SECTION): New.
2797 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2798 * config/i386/i386-protos.h: Update.
2800 * config/i386/386bsd.h, config/i386/beos-elf.h,
2801 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2802 config/i386/i386-interix.h, config/i386/i386elf.h,
2803 config/i386/linux.h, config/i386/netbsd-elf.h,
2804 config/i386/netbsd.h, config/i386/openbsd.h,
2805 config/i386/ptx4-i.h, config/i386/rtemself.h,
2806 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2807 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2809 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2811 * stmt.c (expand_asm_operands): Update commentary.
2813 2001-10-16 Stan Shebs <shebs@apple.com>
2815 * config/darwin.h (GCC_NAME): Remove, no longer used.
2816 (NO_MATH_LIBRARY): Ditto.
2817 (MATH_LIBRARY): Define to emptiness.
2818 (DWARF2_DEBUGGING_INFO): Define.
2819 (PREFERRED_DEBUGGING_TYPE): Define.
2820 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2821 (EXCEPTION_SECTION): Define.
2822 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2823 * config/darwin.c (darwin_encode_section_info): Handle case of
2824 DECL_INITIAL being error_mark_node.
2826 2001-10-16 Richard Henderson <rth@redhat.com>
2828 * alpha.c (current_file_function_operand): Don't fail for profiling.
2829 (direct_call_operand): New.
2830 * alpha-protos.h: Declare it.
2831 * alpha.h (EXTRA_CONSTRAINT): Use it.
2832 (PREDICATE_CODES): Add it.
2833 (ASM_OUTPUT_MI_THUNK): Remove.
2834 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2835 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2837 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2839 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2840 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2842 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2844 * cfg.c (free_edge): Break out from ....
2845 (remove_edge): ... here.
2846 (clear_edges): Use free_edge.
2848 * att.h (ASM_QUAD): Add comment.
2849 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2851 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2853 * i386.c (split_ti): New function.
2854 (ix86_split_to_parts): Support TImodes.
2855 * i386.h (VALID_INT_MODE_P): Add TImode.
2856 * i386.md (movdi splitter): Fix.
2857 (movti): Support 64bit integer registers.
2858 (movti_rex64): New function and splitter.
2860 * i386.c (*_cost): Add movsx/movzx cost.
2861 * i386.h (struct processor_costs): Add movsx/movzx fields.
2862 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2863 64bit operations require split on 64bit machine.
2864 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2866 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2867 (ix86_expand_move): Avoid pushes of memory if size does not match;
2868 move long constants to register.
2869 (x86_initialize_trampoline): Fix mode.
2870 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2871 Use ASM_QUAD on 64bit.
2872 * i386.md (test pattern): Disallow impossible constants.
2873 (tablejump PIC expander): Fix emitting of sum.
2874 (movdicc_rex64): Rename to movdicc.
2875 * linux64.h (LINK_SPEC): Add missing '%'.
2877 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2879 * tree-inline.c (inlinable_function_p): Leave it up to the
2880 front-end to turn -finline-functions into DECL_INLINE set for all
2883 2001-10-16 Stan Shebs <shebs@apple.com>
2885 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2887 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2889 * recog.c: Formatting and comment typo fixes.
2891 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2892 version in single tree build.
2893 * configure: Regenerate.
2895 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2897 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2898 MODE arguments to gen_rtx and compare operand with const0_rtx.
2900 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2902 * system.h: Poison old unused target macros.
2903 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2904 * config/stormy16/stormy16.c: Update references to obsolete macros.
2905 * config/stormy16/stormy16.h: Similarly.
2906 * config/stormy16/stormy16.md: Similarly.
2907 * config/cris/cris.h: Similarly.
2909 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2911 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2912 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2913 cpp_register_pragma): Update accordingly.
2915 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2917 * c-pragma.h (cpp_register_pragma_space): Remove.
2918 * cpplib.h (cpp_register_pragma_space): Remove.
2919 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2920 (cpp_register_pragma_space): Remove.
2921 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2923 (do_pragma): Similarly.
2924 (_cpp_init_internal_pragmas): Don't register namespaces.
2926 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2927 Don't register namespaces.
2928 * cp/lex.c (init_cp_pragma): Similarly.
2929 * doc/tm.texi: Update.
2931 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2934 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2936 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2938 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2939 add scheduling support.
2940 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2941 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2942 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2945 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2947 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2948 missing CONSTANT_P test in core GCC.
2950 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2952 * cppmain.c (struct printer): New member source.
2953 (scan_translation_unit): Fix spacing at start of lines.
2954 (cb_line_change): Update.
2956 * gcc.dg/cpp/spacing2.c: New test.
2958 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2960 * config/cris/arit.c: Use __builtin_labs, not abs.
2962 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2964 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2965 misplaced sprintf and fprintf argument.
2967 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2969 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2970 * configure.in, Makefile.in: Take out obsolete check-po logic.
2971 * configure, config.in: Regenerate.
2973 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2975 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2976 symtab declarations.
2978 2001-10-12 Stan Shebs <shebs@apple.com>
2980 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2981 declarations of arguments and local variables.
2983 2001-10-12 Christopher Faylor <cgf@redhat.com>
2985 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2986 ENDFILE_SPEC definition.
2988 2001-10-12 Kazu Hirata <kazu@hxi.com>
2990 * gthr-dce.h: Fix comment formatting.
2991 * gthr-posix.h: Likewise.
2992 * gthr-single.h: Likewise.
2993 * gthr-solaris.h: Likewise.
2994 * gthr-vxworks.h: Likewise.
2995 * gthr-win32.h: Likewise.
2997 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2999 * final.c (output_asm_insn): Make sure assembly dialects are
3000 terminated, not nested. Output `|' and `}' characters if they
3001 don't appear inside assembly dialect selection.
3002 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3003 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3004 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3005 strsetsi_rex_1): Add {} braces.
3007 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3009 * toplev.c (compile_file): Ignore return value from yyparse.
3010 Always pop any nested binding levels after yyparse returns.
3012 2001-10-11 Richard Henderson <rth@redhat.com>
3014 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3016 2001-10-11 Richard Henderson <rth@redhat.com>
3018 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3019 fall back to add_AT_long_long for large CONST_INT.
3021 2001-10-11 Richard Henderson <rth@redhat.com>
3023 * config/i386/i386.md (setcc splitters): Add four splitters to
3024 simplify compound compares that simplify_comparison can't handle.
3026 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3028 * cpplex.c (digraph_spellings, token_spellings): Make static.
3030 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3032 * unroll.c (loop_iterations): Fixup last patch.
3034 2001-10-11 Richard Henderson <rth@redhat.com>
3036 * rtl.h (REG_VTABLE_REF): New.
3037 * rtl.c (reg_note_name): Add it.
3038 * combine.c (distribute_notes): Handle it.
3039 * final.c (final_scan_insn): Handle it.
3040 * tree.def (VTABLE_REF): New.
3041 * expr.c (expand_expr): Handle it.
3042 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3043 * output.h: Declare them.
3045 2001-10-11 Richard Henderson <rth@redhat.com>
3047 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3050 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3052 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3053 available in 64-bit mode.
3055 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3057 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3058 cris-*-linux* cases.
3059 * config/cris/cris-protos.h: New file.
3060 * config/cris/cris.c: New file.
3061 * config/cris/cris.h: New file.
3062 * config/cris/cris.md: New file.
3063 * config/cris/linux.h: New file.
3064 * config/cris/aout.h: New file.
3065 * config/cris/arit.c: New file.
3066 * config/cris/cris_abi_symbol.c: New file.
3067 * config/cris/mulsi3.asm: New file.
3068 * config/cris/t-aout: New file.
3069 * config/cris/t-cris: New file.
3070 * config/cris/t-elfmulti: New file.
3071 * config/cris/t-linux: New file.
3072 * doc/invoke.texi: Add CRIS options.
3073 * doc/install.texi (Specific): Add blurb for CRIS.
3075 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3077 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3079 * config/float/i32.h: Likewise.
3080 * config/float-i386.h: Likewise.
3081 * config/float-i64.h: Likewise.
3082 * config/float-m68k.h: Likewise.
3083 * config/float-sh.h: Likewise.
3084 * config/float-sparc.h: Likewise.
3086 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3088 * doc/contrib.texi: Add note about CRIS port to my entry.
3090 2001-10-11 Kazu Hirata <kazu@hxi.com>
3092 * basic-block.h: Fix formatting.
3093 * bitmap.h: Likewise.
3094 * cpplib.h: Likewise.
3095 * c-tree.h: Likewise.
3096 * diagnostic.h: Likewise.
3097 * flags.h: Likewise.
3099 * longlong.h: Likewise.
3101 * reload.h: Likewise.
3105 2001-10-10 Richard Henderson <rth@redhat.com>
3107 * c-parse.in (asm_operand): Allow named operands.
3108 * genconfig.c (max_recog_operands): Set to 29.
3109 * local-alloc.c (requires_inout): Skip multiple digits.
3110 * recog.c (asm_operand_ok): Likewise.
3111 (preprocess_constraints): Use strtoul for matching constraints.
3112 (constrain_operands): Likewise.
3113 * regmove.c (find_matches): Likewise.
3114 * reload.c (find_reloads): Likewise.
3115 * stmt.c (parse_output_constraint): Don't reject in-out
3116 constraint on operands > 9. Reject '[' in constraint.
3117 (expand_asm_operands): Handle named operands. Use strtoul
3118 for matching constraints.
3119 (check_operand_nalternatives): Split out from expand_asm_operands.
3120 (check_unique_operand_names): New.
3121 (resolve_operand_names, resolve_operand_name_1): New.
3123 * doc/extend.texi (Extended Asm): Document named operands.
3124 * doc/md.texi (Simple Constraints): Document matching constraints
3127 2001-10-10 Richard Henderson <rth@redhat.com>
3129 * combine.c (try_combine): Handle a SEQUENCE of one insn.
3131 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
3132 (jcc splitters): Add two splitters to simplify compound compares
3133 that simplify_comparison can't handle.
3135 2001-10-10 Richard Henderson <rth@redhat.com>
3137 * langhooks.c: Include langhooks.h.
3138 * Makefile.in (langhooks.o): Depend on it.
3140 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
3142 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
3143 should not be considered as a no-op.
3144 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
3146 2001-10-10 Stan Shebs <shebs@apple.com>
3148 * alias.c: Remove uses of "register" specifier in declarations
3149 of arguments and local variables.
3150 * c-common.c: Ditto.
3151 * c-convert.c: Ditto.
3153 * c-format.c: Ditto.
3154 * c-semantics.c: Ditto.
3155 * c-typeck.c: Ditto.
3156 * caller-save.c: Ditto.
3159 * cfgbuild.c: Ditto.
3161 * collect2.c: Ditto.
3165 * cppfiles.c: Ditto.
3168 * defaults.h: Ditto.
3170 * dwarf2out.c: Ditto.
3171 * dwarfout.c: Ditto.
3172 * emit-rtl.c: Ditto.
3177 * fix-header.c: Ditto.
3178 * floatlib.c: Ditto.
3180 * fold-const.c: Ditto.
3181 * function.c: Ditto.
3184 * gen-protos.c: Ditto.
3185 * genattrtab.c: Ditto.
3186 * gencheck.c: Ditto.
3187 * genconfig.c: Ditto.
3189 * genextract.c: Ditto.
3190 * genflags.c: Ditto.
3191 * gengenrtl.c: Ditto.
3192 * genoutput.c: Ditto.
3194 * genrecog.c: Ditto.
3195 * gensupport.c: Ditto.
3199 * haifa-sched.c: Ditto.
3200 * hard-reg-set.h: Ditto.
3202 * integrate.c: Ditto.
3205 * local-alloc.c: Ditto.
3207 * mips-tdump.c: Ditto.
3208 * mips-tfile.c: Ditto.
3211 * print-rtl.c: Ditto.
3212 * read-rtl.c: Ditto.
3215 * reg-stack.c: Ditto.
3216 * regclass.c: Ditto.
3221 * resource.c: Ditto.
3225 * sched-deps.c: Ditto.
3226 * sched-rgn.c: Ditto.
3228 * simplify-rtx.c: Ditto.
3230 * stor-layout.c: Ditto.
3237 * xcoffout.c: Ditto.
3239 2001-10-10 Richard Henderson <rth@redhat.com>
3241 * rtl.h (can_reverse_comparison_p): Remove.
3243 2001-10-10 Christopher Faylor <cgf@redhat.com>
3245 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
3248 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3250 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
3251 (Thanks to Chris Faylor for suggesting macro name).
3252 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
3254 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
3255 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
3256 (MATH_LIBRARY): Undef before definition.
3257 (OUTPUT_QUOTED_STRING): Likewise.
3258 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
3260 2001-10-10 Richard Henderson <rth@redhat.com>
3262 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
3263 (fde_unencoded_compare): Likewise. Don't use subtraction to get
3264 a tristate comparison value.
3265 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3267 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3270 * unroll.c (loop_iterations): Ignore insns generated by loop
3273 * config.gcc (mips*-*-gnu*): Delete support.
3274 * config/mips/gnu.h: Remove.
3276 2001-10-10 Kazu Hirata <kazu@hxi.com>
3278 * calls.c: Fix formatting.
3279 * c-decl.c: Likewise.
3280 * cfgcleanup.c: Likewise.
3281 * combine.c: Likewise.
3282 * cppfiles.c: Likewise.
3283 * cpplib.c: Likewise.
3284 * cppmacro.c: Likewise.
3285 * crtstuff.c: Likewise.
3287 * dwarf2out.c: Likewise.
3288 * expmed.c: Likewise.
3290 * fold-const.c: Likewise.
3291 * function.c: Likewise.
3293 * genattrtab.c: Likewise.
3294 * ggc-page.c: Likewise.
3295 * integrate.c: Likewise.
3296 * libgcc2.c: Likewise.
3298 * optabs.c: Likewise.
3299 * profile.c: Likewise.
3300 * protoize.c: Likewise.
3302 * recog.c: Likewise.
3303 * reload1.c: Likewise.
3304 * reload.c: Likewise.
3305 * reorg.c: Likewise.
3306 * resource.c: Likewise.
3307 * sched-rgn.c: Likewise.
3308 * sdbout.c: Likewise.
3310 * toplev.c: Likewise.
3311 * varasm.c: Likewise.
3313 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3315 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3316 * Makefile.in (langhooks.o): Add dependencies.
3318 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3320 * rs6000.c (rs6000_emit_load_toc_table): Don't
3321 strdup the toc label.
3322 (create_TOC_reference): Likewise.
3324 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3326 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3329 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3331 * config/i386/i386.c (ix86_attribute_table): Correct
3332 min_len, max_len fields for dllimport, dllexport and shared.
3334 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3336 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3337 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3338 Consistently use "nonzero" instead of "non-zero".
3340 2001-10-09 Kazu Hirata <kazu@hxi.com>
3342 * acconfig.h: Fix comment formatting.
3343 * c-dump.h: Likewise.
3344 * c-tree.h: Likewise.
3345 * conditions.h: Likewise.
3347 * function.h: Likewise.
3349 * hwint.h: Likewise.
3350 * integrate.h: Likewise.
3353 * optabs.h: Likewise.
3355 2001-10-09 Kazu Hirata <kazu@hxi.com>
3357 * c-common.h: Fix comment formatting.
3358 * c-dump.c: Likewise.
3360 * diagnostic.h: Likewise.
3361 * except.c: Likewise.
3363 * gcov-io.h: Likewise.
3364 * genattrtab.c: Likewise.
3365 * output.h: Likewise.
3366 * predict.h: Likewise.
3367 * reload1.c: Likewise.
3368 * reload.h: Likewise.
3369 * resource.h: Likewise.
3371 * system.h: Likewise.
3373 * tree-inline.c: Likewise.
3374 * tsystem.h: Likewise.
3375 * varasm.c: Likewise.
3376 * xcoffout.h: Likewise.
3378 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3380 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3382 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3384 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3385 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3386 config/i386/netware.h, config/mcore/gfloat.h,
3387 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3388 config/netware.h, gccbug.in: Update FSF address.
3390 2001-10-09 Kazu Hirata <kazu@hxi.com>
3392 * c-common.c: Fix comment typos.
3393 * cfgrtl.c: Likewise.
3394 * collect2.c: Likewise.
3395 * cpplex.c: Likewise.
3396 * doloop.c: Likewise.
3397 * dwarf2out.c: Likewise.
3398 * dwarfout.c: Likewise.
3400 * fold-const.c: Likewise.
3404 * global.c: Likewise.
3405 * ifcvt.c: Likewise.
3407 * optabs.c: Likewise.
3408 * protoize.c: Likewise.
3409 * regclass.c: Likewise.
3410 * reorg.c: Likewise.
3414 * doc/cpp.texi: Likewise.
3415 * doc/c-tree.texi: Likewise.
3416 * doc/extend.texi: Likewise.
3417 * doc/invoke.texi: Likewise.
3418 * doc/objc.texi: Likewise.
3419 * doc/tm.texi: Likewise.
3421 2001-10-08 Richard Henderson <rth@redhat.com>
3423 * varasm.c (set_named_section_flags): Initialize "declared".
3425 2001-10-08 Robert Lipe <robertlipe@usa.net>
3427 * varasm.c (struct in_named_entry): Add declared.
3428 (named_section_first_declaration): New function.
3429 (default_elf_asm_named_section): Use it.
3430 * output.h (named_section_first_declaration): New.
3432 2001-10-08 Richard Henderson <rth@redhat.com>
3434 * i386.md (movsi_xor): Export.
3435 (setcc peep2): Use it when available; add an alternative to
3436 match zero_extendhisi2_and.
3438 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * romp-protos.h (romp_initialize_trampoline): New function.
3441 * romp.c (romp_initialize_trampoline): Likewise.
3442 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3443 romp_initialize_trampoline.
3445 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3448 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3449 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3450 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3452 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3454 * unroll.c (loop_iterations): Extend check for multiple back edges.
3456 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3458 * langhooks.h: New file.
3459 * Makefile.in (OBJS): Added langhooks.o.
3460 (c-lang.o): Depend on langhooks.h.
3461 (c-common.o): Don't depend on tree-inline.h.
3462 (tree-inline.o): Depend on toplev.h.
3463 (langhooks.o): New rule.
3464 * c-common.c: Don't include tree-inline.h.
3465 (c_mark_lang_decl): Mark argument c as unused.
3466 (c_common_lang_init): Don't initialize hooks here.
3467 * c-lang.c: Include langhooks.h, then override some macros.
3468 (lang_hooks): Initialize with macros in langhooks.h.
3469 (c_init): Don't initialize hooks here.
3470 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3471 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3472 * tree-inline.c: Include toplev.h. Don't define hook variables.
3473 * tree-inline.h: Don't define hook types nor declare hook
3474 variables. Move macros to...
3475 * langhooks.c: ... new file, as functions. Adjust all callers.
3477 2001-10-08 Jeffrey A Law <law@cygnus.com>
3479 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3480 purge_mem_unchanging_flag on all instructions, not just on those
3481 before NOTE_INSN_FUNCTION_BEG.
3483 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3485 * cppmacro.c (_cpp_create_definition): Leave comments off.
3487 * doc/cpp.texi: Update.
3489 2001-10-08 DJ Delorie <dj@redhat.com>
3491 * c-decl.c (grokfield): Make sure the only unnamed fields
3492 we're allowing are either structs or unions.
3493 * doc/extend.texi: Add documentation for the unnamed field
3496 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3498 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3499 * configure.in: Use it.
3500 * configure: Regenerated.
3501 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3502 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3504 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3506 * cppfiles.c (open_file): Don't mark zero-length files
3507 never-reread here. Don't output diagnostics here either.
3508 (stack_include_file): Mark them never-reread here.
3509 (_cpp_read_file): Update.
3511 2001-10-08 Richard Henderson <rth@redhat.com>
3513 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3515 2001-10-08 Richard Henderson <rth@redhat.com>
3517 * expr.c (store_expr): When converting a CONST_INT for storage
3518 in a SUBREG, convert it to both SUBREG modes before stripping
3521 2001-10-08 Richard Henderson <rth@redhat.com>
3523 * varasm.c (restore_varasm_status): New.
3524 * function.h: Declare it.
3525 * function.c (pop_function_context_from): Call it.
3527 2001-10-08 Richard Henderson <rth@redhat.com>
3529 * c-common.h (struct c_lang_decl): Add declared_inline.
3530 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3531 * c-lang.c (c_disregard_inline_limits): Use it.
3532 * c-decl.c (duplicate_decls): Likewise.
3533 (pushdecl, redeclaration_error_message): Likewise.
3534 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3535 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3536 Set DECL_INLINE if -finline-functions.
3537 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3539 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3541 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3542 in enter_macro_context. Create a padding token in its own context
3543 if necessary when the search for '(' fails.
3544 (enter_macro_context): Update.
3546 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3548 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3549 genmultilib, toplev.c: Fix spelling errors of "separate" as
3550 "seperate", and corresponding spelling errors of related words.
3552 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3554 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3555 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3557 * c-dump.c (dump_option_value_info): Likewise.
3558 * c-format.c (format_length_info, format_char_info,
3559 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3560 * collect2.c (names): Likewise.
3561 * cppdefault.h (default_include): Likewise.
3562 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3563 * flow.c (life_analysis): Likewise.
3564 * gcc.c (dir_separator_str, modify_target, option_map,
3565 target_option_translations, spec_list_1, extra_specs_1,
3566 init_spec): Likewise.
3567 * gcov.c (gcov_version_string): Likewise.
3568 * genattr.c (write_units): Likewise.
3569 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3570 * gengenrtl.c (rtx_definition, defs): Likewise.
3571 * genrecog.c (pred_table): Likewise.
3572 * global.c (global_alloc): Likewise.
3573 * lcm.c (optimize_mode_switching): Likewise.
3574 * local-alloc.c (find_free_reg): Likewise.
3575 * params.h (param_info): Likewise.
3576 * predict.c (predictor_info): Likewise.
3577 * protoize.c (unexpansion_struct): Likewise.
3578 * real.c (bmask): Likewise.
3579 * recog.h (insn_operand_data, insn_data): Likewise.
3580 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3581 * stmt.c (expand_nl_goto_receiver): Likewise.
3582 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3583 target_switches, target_options): Likewise.
3584 * tradcif.y (token, tokentab2, yylex): Likewise.
3585 * tree.h (attribute_spec): Likewise.
3587 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3589 * arc.c (arc_output_function_epilogue): Likewise.
3590 * arm.c (processors, all_cores, all_architectures,
3591 arm_override_options, isr_attribute_arg, isr_attribute_args,
3592 arm_isr_value): Likewise.
3593 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3595 * c4x.c (c4x_int_reglist): Likewise.
3596 * d30v.c (override_options): Likewise.
3597 * h8300.c (shift_insn): Likewise.
3598 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3599 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3600 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3601 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3602 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3603 * i386.h (processor_costs, ix86_cost): Likewise.
3604 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3605 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3606 * m68k.c (codes_68881, codes_FPA): Likewise.
3607 * m88k.c (mode_from_align, max_from_align, all_from_align,
3608 best_from_align, m_options): Likewise.
3609 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3610 * mcore.c (mode_from_align): Likewise.
3611 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3612 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3613 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3614 * mips.h (mips_regno_to_class): Likewise.
3615 * ns32k.c (scales): Likewise.
3616 * pa.c (import_string, magic_milli): Likewise.
3617 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3618 * sparc.c (leaf_reg_remap, sparc_override_options,
3619 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3621 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3623 2001-10-07 Dale Johannesen <dalej@apple.com>
3625 * reload1.c (reload_reg_free_p): Teach register interference
3626 checking that multiple output reloads are emitted in
3628 reload1.c (reload_reg_reaches_end_p): Ditto.
3629 reload1.c (reloads_conflict): Ditto.
3631 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3633 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3634 NULL_TREE inside @code.
3636 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3638 * doc/gcc.texi: Document consistent style of "32-bit",
3639 "Objective-C", and "@code{NULL}".
3641 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3643 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3644 (cpp_token_len, cpp_spell_token, cpp_output_token,
3645 _cpp_equiv_tokens): Handle it.
3646 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3647 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3648 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3651 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3653 * gcc.c (default_compilers): Remove .ada.
3655 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3657 * doc/cppinternals.texi: Update.
3659 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3661 * gcc.c (main): Set this_file_error if the appropriate
3662 compiler for a language has not been installed.
3664 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3666 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3668 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3670 * gccbug.in (CATEGORIES): Add ada.
3672 2001-10-05 Catherine Moore <clm@redhat.com>
3674 * config/stormy16/stormy-abi: Document abi changes.
3675 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3676 (ICALL_REGS): New register class.
3677 (NUM_ARGUMENT_REGISTERS): Now 6.
3678 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3680 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3681 * config/stormy16.md (call_internal, call_value_internal,
3682 indirect_jump): Use new 'z' constraint.
3684 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3686 * doc/cppinternals.texi: Update.
3688 2001-10-05 Richard Henderson <rth@redhat.com>
3690 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3691 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3692 the gas section-name-as-label feature.
3694 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3696 * doc/cppinternals.texi: Update.
3698 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3700 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3701 to ensure valid SImode constants.
3703 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3705 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3706 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3707 * c-decl.c: Include tree-inline.h.
3708 (c_expand_body): Call optimize_inline_calls. Determine whether
3709 a function is inlinable upfront, and only clear
3710 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3711 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3712 (c_disregard_inline_limits): New function.
3713 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3714 (c_post_options): Enable tree inlining if inlining is enabled.
3715 Don't inline trees when instrumenting functions.
3716 (c_init): Initialize lang_disregard_inline_limits and
3717 lang_cannot_inline_tree_fn.
3718 * tree-inline.c (initialize_inlined_parameters): Handle calls
3719 with fewer arguments than declared parameters, and fewer
3720 parameters than passed arguments. Don't assume value is a
3722 (declare_return_variable): Convert return value back to the
3723 original type, if it was promoted.
3724 (tree_inlinable_function_p): New function.
3725 (inlinable_function_p): Don't look at DECL_INLINE if we're
3726 inlining all functions. Make it work with a NULL id.
3727 Re-check DECL_UNINLINABLE after language-specific checks.
3728 * tree-inline.h (tree_inlinable_function_p): Declare it.
3729 * integrate.c (save_for_inline): Don't bother to prepare argvec
3731 * cse.c (check_for_label_ref): Don't check deleted labels.
3733 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3734 * tree-inline.c: Include headers needed for the functions moved in.
3735 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3736 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3737 (copy_body, initialize_inlined_parameters): Likewise.
3738 (declare_return_variable, inlinable_function_p): Likewise.
3739 (expand_call_inline, expand_calls_inline): Likewise.
3740 (optimize_inline_calls, clone_body): Likewise.
3741 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3742 (copy_tree_r, remap_save_expr): Likewise.
3744 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3746 * Makefile.in (OBJS): Added tree-inline.o.
3747 (c-common.o): Depend on tree-inline.h.
3748 (tree-inline.o): New target.
3749 * c-common.c: Include tree-inline.h.
3750 (c_mark_lang_decl): Don't mark saved_tree.
3751 (c_common_lang_init): Set lang_anon_aggr_type_p.
3752 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3753 (struct c_lang_decl): Moved saved_tree to tree_decl.
3754 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3755 * integrate.h (function_attribute_inlinable_p): Declare it.
3756 * integrate.c (function_attribute_inlinable_p): Export it.
3757 * tree-inline.c: New file. Define variables declared in...
3758 * tree-inline.h: New file. Declare functions to be moved to
3759 tree-inline.c. Define macros and declare types and hooks for
3760 language-specific tree inlining.
3761 (flag_inline_trees): Moved definition from cp/decl2.c.
3762 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3763 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3764 (struct tree_decl): Moved saved_tree from c_lang_decl and
3765 inlined_fns from C++'s lang_decl.
3767 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3769 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3770 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3772 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3774 * doc/cppinternals.texi: Update.
3776 2001-10-04 Eric Christopher <echristo@redhat.com>
3778 * config/mips/mips.c (init_cumulative_args): Remember to set
3780 * config.gcc: Redo linux configuration. Add target_cpu_default
3781 of soft-float to all mipsisa32 combinations and tx39.
3782 * config/mips/linux.h: Remove include of mips.h.
3784 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3786 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3787 HOST_LDFLAGS and HOST_CPPFLAGS.
3789 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3791 * c-parse.in (objc_inherit_code, objc_pq_context,
3792 objc_public_flag): Make static.
3793 (objc_interface_context, objc_implementation_context,
3794 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3795 global tree array in objc/objc-act.[ch].
3796 (methoddef): Remove unnecessary code.
3798 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3799 Hoist struct definitions to objc-act.h.
3800 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3801 cat_count): Place declaration in objc-act.h.
3802 (objc_tree_index): Move enumeration to objc-act.h.
3803 (objc_global_trees): Place declaration and macro accessors in
3805 (implementation_context): Remove duplicate; use
3806 objc_implementation_context instead:
3807 (method_context): Remove duplicate; use objc_method_context
3809 (objc_ellipsis_node, objc_method_prototype_template,
3810 implemented_classes, function_type): Move global vars to
3812 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3813 (build_message_expr): Move actual construction of ObjC message
3814 send nodes to finish_message_expr.
3815 (finish_message_expr): New routine, contains code formerly in
3817 * objc/objc-act.h (finish_message_expr): New prototype.
3818 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3819 declarations; these vars are now part of objc_global_trees.
3820 (objc_tree_index, objc_global_trees): Move definitions from
3822 * objc/objc-tree.def: Update copyright info.
3824 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3826 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3828 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3829 only if TARGET_ARCH64.
3831 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3833 * doc/extend.texi: Fix some problems with previous checkin.
3834 * doc/invoke.texi: Likewise.
3836 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3838 * cpphash.h: Update comments.
3839 (cpp_context): Update.
3840 (spec_nodes): Remove n__Pragma.
3841 * cppinit.c (cpp_create_reader): Update.
3842 (builtin_array): Add _Pragma.
3843 * cpplib.h: Update comments.
3844 (NODE_DISABLED, BT_PRAGMA): New.
3845 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3846 * cppmacro.c (struct cpp_macro): Remove disabled.
3847 (builtin_macro): Return int, handle _Pragma, push the new token
3848 on the context stack.
3849 (funlike_invocation_p): Unconstify, update.
3850 (enter_macro_context): Handle builtins here.
3851 (replace_args, push_token_context, push_ptoken_context):
3852 Update for prototype changes.
3853 (_cpp_pop_context): Update.
3854 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3855 (cpp_sys_macro_p): Update.
3856 (_cpp_free_definition): Clear disabled flag.
3857 (_cpp_create_definition): Upate.
3858 * cppmain.c: Update comments.
3860 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3861 Andreas Jaeger <aj@suse.de>,
3862 Jan Hubicka <jh@suse.cz>
3864 * doc/invoke.texi (i386 Options): Document x86-64 options.
3865 (i386 and x86-64 Options): Rename i386 options section.
3867 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3868 (TARGET_SWITCHES): Add -munwind-info.
3869 (MASK_NO_UNWIND_INFO): New.
3870 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3872 (ASM_OUTPUT_DOUBLE_INT): New.
3874 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3875 * config.gcc: Fix tm_file settings for x86-64.
3876 * config/i386/x86-64.h: New file with OS independent x86-64
3878 * config/i386/biarch64.h: New file used to configure compiler
3879 to biarch/64bit compilation.
3881 * config/i386/i386.c: (override_options): Set flags default
3882 for 64bit compilation.
3884 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3886 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3887 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3888 constants on x86_64.
3889 (ix86_attr_length_immediate_default): Support MODE_DI.
3890 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3892 (indirect_jump, tablejump): Turn into expander.
3894 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3896 * c-common.c (c_format_attribute_table): Make format and
3897 format_arg attributes apply to function types rather than to
3899 (is_valid_printf_arglist): Construct an attribute list and pass
3900 that to check_function_format rather than a name.
3901 * c-common.h (check_function_format): Adjust prototype.
3902 * c-decl.c (duplicate_decls): Preserve attributes from type of
3903 built-in decl when allowing for harmless conflict in types.
3904 * c-format.c (record_function_format,
3905 record_international_format, function_format_list,
3906 international_format_info, international_format_list): Remove.
3907 (function_format_info): Remove next, name and assembler_name.
3908 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3909 (decode_format_attr): New.
3910 (handle_format_attribute): Handle receiving a type rather than a
3911 decl. Call decode_format_attr. Store format information in a
3912 function_format_info.
3913 (handle_format_arg_attribute): Correct comment. Handle receiving
3914 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3916 (check_format_info_recurse, check_format_info_main): Take argument
3917 numbers as unsigned HOST_WIDE_INT.
3918 (check_function_format): Take a list of attributes from the
3919 function type rather than a name or assembler name. Check for
3920 format attributes in that list and the attributes on the type of
3921 the current function rather than looking through
3922 function_format_list.
3923 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3925 (check_format_info_recurse): Take format_arg attributes from the
3926 type of the function calls rather than using
3927 international_format_list. Allow for multiple format_arg
3929 * c-typeck.c (build_function_call): Pass type attributes to
3930 check_function_format rather than name or assembler name. Don't
3931 require there to be a name or assembler name to check formats.
3933 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3935 * attribs.c (decl_attributes): Possibly call
3936 insert_default_attributes to insert default attributes on
3937 functions in a lazy manner.
3938 * builtin-attrs.def: New file; define the default format and
3939 format_arg attributes.
3940 * c-common.c (c_format_attribute_table): Move to earlier in the
3942 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3943 (enum built_in_attribute, built_in_attributes,
3944 c_attrs_initialized, c_init_attributes,
3945 c_common_insert_default_attributes): New.
3946 (c_common_lang_init): Don't initialize format_attribute_table. Do
3947 call c_init_attributes.
3948 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3949 * c-common.h (init_function_format_info): Don't declare.
3950 (c_common_insert_default_attributes): Declare.
3951 * c-decl.c (implicitly_declare, builtin_function): Call
3953 (init_decl_processing): Don't call init_function_format_info.
3954 (insert_default_attributes): New.
3955 * c-format.c (handle_format_attribute,
3956 handle_format_arg_attribute): Be quiet about inappropriate
3957 declaration when applying default attributes.
3958 (init_function_format_info): Remove.
3959 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3960 (insert_default_attributes): Declare.
3962 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3964 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3966 2001-10-01 Jim Wilson <wilson@redhat.com>
3968 * sched-deps.c (add_dependence): When elide conditional dependence,
3969 check that insn doesn't modify cond2.
3971 2001-10-01 Dale Johannesen <dalej@apple.com>
3973 * config/rs6000/rs6000.h (enum processor_type): Add support
3974 for 7400 (G4) and 7450.
3976 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3977 (rs6000_issue_rate): Ditto.
3978 (rs6000_adjust_cost): Fix cycle counts for compares.
3979 (debug_stack_info): Fix an obvious typo.
3980 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3981 * doc/invoke.texi: Document.
3982 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3984 (PROCESSOR_DEFAULT): Ditto.
3986 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3988 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3989 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3990 later recursive make invocation.
3992 2001-10-01 Hans Boehm <boehm@acm.org>
3994 * optabs.c (emit_libcall_block): When using non-call exceptions,
3995 don't add REG_LIBCALL reg notes to trapping calls.
3997 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3999 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4000 (propagate_one_insn): Update for above change
4002 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4004 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4005 _Unwind_GetTextRelBase): Argument is unused.
4007 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4009 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4010 Loop through NOPs, placeholders, and components.
4011 Don't go through NOPs if change mode.
4012 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4013 * emit-rtl.c (set_mem_alias_set): Enable check.
4014 * expr.c (find_placeholder): New function.
4015 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4016 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4017 to modify it and avoid unneeded copies.
4018 * expr.h (expand_expr): Always define.
4019 (find_placeholder): New declaration.
4021 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4023 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4024 operand 2 is the stack pointer.
4025 ("addr-peephole"): Fix address computation peephole when operand 2
4026 is the stack pointer.
4028 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4030 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4031 (ix86_setup_incoming_varargs): Likewise.
4033 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4035 * stor-layout.c (layout_type): Don't complain about too-large
4038 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4040 * function.c (keep_stack_depressed): Don't use delete_insn.
4042 * expr.h (set_mem_alias_set): Move decl to here.
4043 * rtl.h (mem_attrs): New typedef and struct.
4044 (union rtunion_def): Add field for mem_attrs.
4045 (X0MEMATTR, MEM_ATTRS): New macros.
4046 (MEM_ALIAS_SET): Use MEM_ATTRS.
4047 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4048 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4049 (set_mem_alias_set): Delete decl from here.
4051 * alias.c (set_mem_alias_set): Delete from here.
4052 * emit-rtl.c (mem_attrs_htab): New variable.
4053 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4054 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4055 (mem_attrs_mark, get_mem_attrs): Likewise.
4056 (gen_rtx_MEM): Clear MEM_ATTRS.
4057 (set_mem_attributes): Move to here.
4058 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4059 (init_emit_once): const_int_htab now deletable htab.
4060 Initialize mem_attrs_htab.
4061 * explow.c (set_mem_attributes): Delete from here.
4062 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4063 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4064 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4065 * reload1.c (reload): Rework changing REG to MEM.
4067 2001-09-30 H.J. Lu <hjl@gnu.org>
4069 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4070 * config.in: Rebuild.
4072 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4074 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4075 ("tsthi_1"): Avoid allocation in register y.
4076 ("*movqi_68hc12"): Reorganize and fix constraints.
4077 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4078 ("addqi3"): Likewise.
4079 ("addhi3"): Fix constraints.
4080 ("*logicalhi3_zexthi"): Disparage soft registers.
4082 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4084 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4087 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4089 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4090 that we use setjmp/longjmp exceptions.
4092 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4094 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4095 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
4096 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4097 _cpp_pool_alloc, _cpp_next_chunk): Remove.
4098 (_cpp_extend_buff, BUFF_ROOM): Update.
4099 (_cpp_append_extend_buff): New.
4100 (struct cpp_reader): Remove macro_pool, add a_buff.
4101 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
4103 (cpp_destroy): Free a_buff instead of macro_pool.
4104 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
4105 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4106 _cpp_pool_alloc, ): Remove.
4107 (parse_number, parse_string): Update use of _cpp_extend_buff.
4108 (_cpp_extend_buff): Update.
4109 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
4110 * cpplib.c (glue_header_name, parse_answer):
4111 Update use of _cpp_extend_buff.
4112 (cpp_register_pragma, cpp_register_pragma_space): Use
4114 (do_assert, do_unassert): Check for EOL, update.
4115 * cppmacro.c (stringify_arg, collect_args): Update to use
4116 _cpp_extend_buff and _cpp_append_extend_buff.
4117 (save_parameter, parse_params, alloc_expansion_token,
4118 _cpp_create_definition): Rework memory management.
4120 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
4122 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
4123 update md_exec_prefix.
4124 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
4127 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
4129 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
4130 (SELECT_CC_MODE): Use s390_select_ccmode.
4131 * config/s390/s390-protos.h (s390_select_ccmode): Add.
4132 * config/s390/s390.c (s390_select_ccmode): New.
4133 (s390_match_ccmode): Add CCLmode.
4134 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
4135 (output_branch_condition, output_inverse_branch_condition): Removed.
4136 (print_operand): Use s390_branch_condition_mnemonic.
4137 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
4138 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
4139 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
4141 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
4142 when converting conditional branches to far branches.
4143 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
4144 cmpint_di): Use CCSmode instead of CCUmode.
4146 * config/s390/s390.c (legitimate_la_operand_p): New.
4147 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
4148 * config/s390/s390.md (movsi): Convert load address patterns to
4149 arithmetic operations when necessary.
4150 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
4151 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
4152 (*do_la_reg_0): Don't use before reload.
4154 * config/s390/s390.c (legitimize_address): Make more efficient
4155 use of two-register addressing mode.
4157 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
4158 with -mno-backchain in some corner cases.
4160 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
4162 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
4164 * reload.c (find_reloads): Mark new USE insns with QImode.
4165 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
4166 find_reloads_subreg_address): Likewise.
4167 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
4169 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
4171 (reload): Make sure there are no USEs with mode other than
4172 VOIDmode. At the end, remove those marked with QImode.
4174 2001-09-29 Per Bothner <per@bothner.com>
4176 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
4177 * Makefile.in (includedir): Rename to local_includedir.
4178 (includedir): Define as $(prefix)/include.
4179 * config.in (PREFIX_INCLUDE_DIR): New variable.
4180 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
4182 2001-09-29 Bernd Schmidt <bernds@redhat.com>
4184 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
4186 * doc/extend.texi (Vector Extensions): New node.
4187 * doc/invoke.texi (Machine Dependent Options): Add documentation for
4188 i386 -mmmx, -msse, -m3dnow.
4190 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4192 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
4194 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
4196 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
4198 * doc/invoke.texi (Optimize Options): Delete spurious @table.
4200 2001-09-28 Richard Henderson <rth@redhat.com>
4202 * varasm.c (assemble_integer): Bound alignment check by
4205 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
4207 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4209 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
4211 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4213 Mostly from Graham Stott <grahams@redhat.com>
4214 * c-common.c (type_for_mode): Add support for V2SFmode.
4215 * tree.c (build_common_tree_nodes_2): Likewise.
4216 * tree.h (enum tree_index, global_trees): Likewise.
4217 * config/i386/i386.c (x86_3dnow_a): New variable.
4218 (override_options): Support 3Dnow extensions.
4219 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
4220 Athlon's version of 3Dnow.
4221 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
4222 (ix86_expand_builtin): Handle them.
4223 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
4224 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
4225 TARGET_3DNOW_A): New macros.
4226 (TARGET_SWITCHES): Add 3Dnow switches.
4227 (VALID_MMX_REG_MODE_3DNOW): New macro.
4228 (VECTOR_MODE_SUPPORTED_P): Use it.
4229 (enum ix86_builtins): Add entries for 3Dnow builtins.
4230 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
4231 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
4232 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
4233 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
4234 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
4235 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
4236 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
4237 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
4238 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
4239 sfence_insn, prefetch): Make these available if TARGET_SSE or
4242 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4244 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
4245 ix86_va_start, ix86_build_va_list): Declare.
4246 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
4247 ix86_va_start, ix86_build_va_list): New global functions.
4248 * i386.md (sse_prologue_save_insn): New insn.
4249 (sse_prologue_save): New expander.
4250 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
4251 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
4253 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4255 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
4256 Use size_t everywhere, make definitions consistent with
4259 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
4261 * gcse.c (replace_store_insn): Use delete_insn.
4262 * loop.c (move_movables): Likewise; avoid delete_insn
4263 from clobbering notes moved elsewhere.
4264 (check_dbra_loop): Use delete_insn.
4265 * ssa.c (convert_from_ssa): Likewise.
4266 * cse.c (cse_insn): Use delete_insn.
4268 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4270 * cpphash.h (struct cpp_buff): Make unsigned.
4271 (_cpp_get_buff): Take length of size_t.
4272 (_cpp_unaligned_alloc): New.
4273 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4274 (struct cpp_reader): Remove ident_pool. Add u_buff.
4275 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4276 (cpp_destroy): Destroy u_buff, not ident_pool.
4277 * cpplex.c (parse_number, parse_string, save_comment,
4278 cpp_token_as_text): Update to use the unaligned buffer.
4279 (new_buff): Make unsigned.
4280 (_cpp_unaligned_alloc): New.
4281 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4282 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4284 (collect_args): Make unsigned.
4286 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4288 * cpplex.c (cpp_output_token): Use a putc loop for
4289 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4291 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4292 * configure, config.in: Regenerate.
4293 * system.h: Replace fwrite and fprintf with their unlocked
4294 variants if available.
4296 2001-09-27 Richard Henderson <rth@redhat.com>
4298 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4299 in favour of .eh_frame.
4301 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4303 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4305 (LIBCALL_VALUE): Likewise.
4307 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4309 * cpphash.h: Update comment.
4310 * cpplex.c: Update comments.
4311 (_cpp_can_paste): Remove.
4312 * cpplib.h (_cpp_can_paste): Remove.
4313 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4314 lexer rather than _cpp_can_paste.
4316 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4318 * doc/cppinternals.texi: Update.
4320 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4322 * cpphash.h (struct cpp_pool): Remove locks and locked.
4323 (struct cpp_context): Add member buff.
4324 (struct cpp_reader): Remove member argument_pool.
4325 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4326 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4327 * cpplex.c (chunk_suitable): Remove pool argument.
4328 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4329 (new_buff, _cpp_extend_buff): Update.
4330 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4331 which buffer is returned.
4332 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4333 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4334 * cppmacro.c (lock_pools, unlock_pools): Remove.
4335 (push_ptoken_context): Take a _cpp_buff.
4336 (enter_macro_context): Pool locking removed.
4337 (replace_args): Use a _cpp_buff for the replacement list with
4339 (push_token_context): Clear buff.
4340 (expand_arg): Use _cpp_pop_context.
4341 (_cpp_pop_context): Free a context's buffer, if any.
4343 2001-09-26 DJ Delorie <dj@redhat.com>
4345 * c-typeck.c (digest_init): Check for sizeless arrays.
4347 2001-09-26 Richard Henderson <rth@redhat.com>
4349 * optabs.c (init_one_libfunc): Create a dummy function type
4350 instead of using error_mark_node.
4352 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4354 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4355 _cpp_extend_buff, _cpp_free_buff): New.
4356 (struct cpp_reader): New member free_buffs.
4357 * cppinit.c (cpp_destroy): Free buffers.
4358 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4359 _cpp_extend_buff, _cpp_free_buff): New.
4360 * cpplib.h (struct cpp_options): Remove unused member.
4361 * cppmacro.c (collect_args): New. Combines the old parse_arg
4362 and parse_args. Use _cpp_buff for memory allocation.
4363 (funlike_invocation_p, replace_args): Update.
4365 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4367 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4369 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4371 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4373 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4375 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4378 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4379 Jim Wilson <wilson@redhat.com>
4381 * doc/install.texi (Specific, ia64-*-linux): Document.
4383 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4385 * Makefile.in (cfgrtl.o): Add.
4386 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4387 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4388 free_aux_for_edge): Declare.
4390 (HAVE_return): Undefine.
4391 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4392 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4393 free_aux_for_edge): New global functions.
4394 (first_delete_block): New static variable.
4395 (init_flow): Clear first_delete_block.
4396 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4397 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4398 try_redirect_by_replacing_jump, last_loop_beg_note,
4399 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4400 delete_insn, delete_insn_chain, create_basic_block_structure,
4401 create_basic_block, flow_delete_block, compute_bb_for_insn,
4402 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4403 set_block_for_new_insns, split_block, merge_blocks_nomove,
4404 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4405 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4406 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4407 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4408 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4409 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4410 purge_all_dead_edges): Move to ....
4411 * cfgrtl.c: New file; .... Here.
4413 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4414 (reroder_basic_block): Use alloc_aux_for_blocks.
4415 * predict.c (estimate_bb_frequencies): Likewise; use
4416 alloc_aux_for_edges.
4417 * profile.c (compute_branch_probabilities): Likewise.
4418 (branch_prob): Likewise.
4419 * reg-stack.c (reg_to_stack): Likewise.
4421 * emit-rtl.c (emit_insns_after): Never return NULL.
4423 * basic-block.h (set_block_for_new_insns): Delete.
4424 * cfgrtl.c (set_block_for_new_insns): Delete.
4426 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4427 calls when crossjumping.
4429 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4430 * unroll.c (copy_loop_body): Use delete_insn.
4432 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4433 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4434 keep_stack_depressed): Likewise.
4435 * gcse.c (cprop_cc0_jump): Likewise.
4436 * local-alloc.c (update_equiv_regs): Likewise.
4437 * loop.c (scan_loop, loop_delete_insns): Likewise.
4438 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4439 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4440 delete_output_reload, delete_address_reloads_1,
4441 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4443 * sibcall.c (replace_call_placeholder): Likewise.
4444 * cse.c (cse_insn): Likewise.
4446 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4448 From Graham Stott <grahams@redhat.com>
4449 (def_builtin): Only define builtins appropriate for target_flags. All
4451 (builtin_decsription): Add new field mask which is used to determine
4452 when to define the builtin via the macro def_builtin.
4454 (bdesc_comi): Initialise new mask fields.
4455 (bdesc_2srg): Likewise.
4456 (bdesc_1arg): Likewise.
4458 * config/i386/i386.c (ix86_init_builtins): Correct return type
4459 building v4hi_ftype_v4hi_int_int tree node.
4460 (ix86_expand_sse_comi): Fix typo swapping operands.
4461 Don't swap comparision condition, it is already swapped.
4462 (ix86_expand_sse_compare): Before swapping operands
4463 move operand 1 into new rtx and not the target rtx.
4464 Don't swap comparison condition, it is already swapped.
4465 Always check whether we need to create a new TARGET.
4467 * config/i386/i386.md: (sse_comi) Fix typos.
4468 (sse_ucomi): Likewise.
4469 (cvtss2si): Fix operand 0 contraint.
4470 (cvttss2si): Likewise.
4471 (sse_unpckhps): Fix mode for operand 2.
4472 (sse_unpcklps): Likewise.
4474 2001-09-25 Graham Stott <grahams@redhat.com>
4476 * sibcall.c (skip_copy_to_return_value): Tighten return value
4479 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4481 * rs6000.c (lwa_operand): Address must be word aligned.
4483 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4485 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4486 number has been set.
4487 (type_hash_mark): Mark type itself.
4489 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4491 * c-lex.c (cb_def_pragma): Update.
4492 (c_lex): Update, and skip padding.
4493 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4494 * cpphash.h (struct toklist): Delete.
4495 (union utoken): New.
4496 (struct cpp_context): Update.
4497 (struct cpp_reader): New members eof, avoid_paste.
4498 (_cpp_temp_token): New.
4499 * cppinit.c (cpp_create_reader): Update.
4500 * cpplex.c (_cpp_temp_token): New.
4501 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4502 (cpp_output_token): Don't print leading whitespace.
4503 (cpp_output_line): Update.
4504 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4505 do_include_common, do_line, do_ident, do_pragma,
4506 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4507 parse_assertion): Update.
4508 (get_token_no_padding): New.
4509 * cpplib.h (CPP_PADDING): New.
4510 (AVOID_LPASTE): Delete.
4511 (struct cpp_token): New union member source.
4512 (cpp_get_token): Update.
4513 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4514 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4515 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4516 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4517 _cpp_backup_tokens, _cpp_create_definition): Update.
4518 (push_arg_context): Delete.
4519 (padding_token, push_token_context, push_ptoken_context): New.
4520 (make_string_token, make_number_token): Update, rename.
4521 (cpp_get_token): Update to handle tokens as pointers to const,
4522 and insert padding appropriately.
4523 * cppmain.c (struct printer): New member prev.
4524 (check_multiline_token): Constify.
4525 (do_preprocessing, cb_line_change): Update.
4526 (scan_translation_unit): Update to handle spacing.
4527 * scan-decls.c (get_a_token): New.
4528 (skip_to_closing_brace, scan_decls): Update.
4529 * fix-header.c (read_scan_file): Update.
4531 * doc/cpp.texi: Update.
4533 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4535 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4536 leak by passing malloc'ed pointer to reconcat, not concat.
4538 2001-09-24 DJ Delorie <dj@redhat.com>
4540 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4542 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4544 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4545 reference is from the literal pool.
4547 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4549 * doc/install.texi (Final install): Request additional information
4550 in mail about successful builds.
4552 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4554 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4555 initial value of return pointer register instead of value in frame-20.
4558 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4560 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4561 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4562 the libcall if there isn't a referenced identifier for the symbol.
4564 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4566 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4567 non 64-bit machines. Use these as a plabel for the trampoline.
4568 (TRAMPOLINE_SIZE): Adjust size for new words.
4569 (INITIALIZE_TRAMPOLINE): Initialize new words.
4570 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4571 pointer to the plabel in the trampoline.
4573 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4575 * pa.c (function_arg): Pass floating arguments in both general and
4576 floating registers in indirect (dynamic) calls when generating code
4577 for the 32 bit ABI and the HP assembler.
4579 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4581 * doc/install.texi: Markup fixes.
4582 Use Solaris 2, SunOS 4 as appropriate.
4583 (Specific, *-*-solaris2*): Explain this.
4584 Unconditionally warn against /usr/ucb tools.
4585 Remove Sun as warning, obsolete.
4586 Move X11 header bug workaround here, update patches.
4587 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4588 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4590 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4592 * errors.h (warning, error, fatal, internal_error): Don't mark
4593 with ATTRIBUTE_PRINTF_n.
4594 * toplev.h (internal_error, fatal_io_error, warning, error,
4595 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4596 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4599 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4601 * function.c (pop_function_context_from): var_refs_queue
4602 and temp slots now in GC memory.
4603 (mark_function_status, free_after_compilation): Likewise;
4604 also struct function now in GC memory.
4605 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4606 (combine_temp_slots): Likewise.
4607 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4608 (prepare_function_start): Use GC memory for struct function.
4609 (mark_temp_slot): Deleted.
4610 (gcc_mark_struct_function): struct function now in GC memory.
4612 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4613 code for division, not modulus.
4615 * rtl.def (MEM): Remove obsolete part of comment.
4617 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4619 * c-format.c (init_function_format_info): Check __builtin_printf
4620 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4623 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4625 * c-common.c (format_attribute_table): Remove decl.
4626 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4627 (lang_attribute_common): Likewise.
4629 * function.c (fix_lexical_address): Use set_mem_alias_set.
4630 (expand_function_start): Likewise.
4631 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4633 * varasm.c (output_constant): Fix unused variable warning.
4635 * attribs.c: New file, from c-common.c.
4636 (attribute_tables): Now four elements.
4637 (format_attribute_table, lang_attribute_common): New variables.
4638 (init_attributes): Reflect above changes.
4639 (handle_mode_attribute): Delete check for wider than uintmax.
4640 * c-common.c: Delete parts moved to attribs.c.
4641 (enum attrs): Deleted; unused.
4642 (c_format_attribute_table): New variable.
4643 (c_common_lang_init): Initialize format_attribute_table with it.
4644 * c-common.h (decl_attributes): Remove decl.
4645 * tree.h (decl_attribute): Move it to here.
4646 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4647 (attribs.o): New rule.
4649 2001-09-22 Andreas Jaeger <aj@suse.de>
4651 * builtins.c (c_getstr): Remove unused variable.
4653 2001-09-21 Richard Henderson <rth@redhat.com>
4655 * reload1.c (reload): Use delete_insn instead of splatting
4658 2001-09-21 Richard Henderson <rth@redhat.com>
4660 * reload.c (push_secondary_reload): Don't check for "=" in output
4661 constraint after ""->ALL_REGS check.
4663 2001-09-21 Richard Henderson <rth@redhat.com>
4665 * predict.c (expected_value_to_br_prob): Use pc_set.
4667 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4668 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4670 2001-09-21 Richard Henderson <rth@redhat.com>
4672 * rtl.h (LCT_RETURNS_TWICE): New.
4673 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4675 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4676 to ECF_RETURNS_TWICE.
4677 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4680 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4682 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4683 (JMP_BUF_SIZE): New.
4685 2001-09-21 Richard Henderson <rth@redhat.com>
4687 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4690 2001-09-21 Richard Henderson <rth@redhat.com>
4692 * tree.def (FDESC_EXPR): New.
4693 * expr.c (expand_expr): Handle it.
4694 * varasm.c (initializer_constant_valid_p): Likewise.
4695 (output_constant): Likewise.
4696 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4697 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4698 (ASM_OUTPUT_FDESC): New.
4699 * doc/tm.texi: Document the new macros.
4701 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4703 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4704 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4705 once merging is complete.
4707 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4709 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4711 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4713 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4714 that would be invalid after a merge.
4716 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4718 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4719 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4721 (flow_delete_insn): This one.
4722 (delete_insn_chain): Rename from ...; do not care labels.
4723 (flow_delete_insn_chain): ... this one.
4724 (flow_delete_block): Remove the insns one BB has been expunged.
4725 (merge_blocks_nomove): Likewise.
4726 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4727 updating BB boundaries.
4728 (tidy_fallthru_edge): Likewise.
4729 (commit_one_edge_insertion): Likewise.
4730 * cfgbuild.c (find_basic_block): Likewise.
4731 (find_basic_blocks_1): Likewise.
4732 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4733 (try_crossjump_to_edge): Likewise.
4734 (try_optimize_cfg): Likewise.
4735 * cse.c (delete_trivially_dead_insns): Likewise.
4736 * df.c (df_insn_delete): Likewise.
4737 * doloop.c (doloop_modify): Use delete_related_insns.
4738 * emit-rtl.c (try_split): Likewise.
4739 (remove_insn): Update BB boundaries.
4740 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4741 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4742 updating BB boundaries.
4743 (propagate_block_delete_insn): Likewise.
4744 (propagate_block_delete_libcall): Likewise.
4745 * function.c (delete_handlers): Use delete_related_insns.
4746 (thread_prologue_and_epilogue_insns): Likewise.
4747 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4748 * genpeep.c (gen_peephole): Use delete_related_insns.
4749 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4751 (find_cond_trap): Likewise.
4752 * integrate.c (save_for_inline): Use delete_related_insns.
4753 (copy_insn_list): Likewise.
4754 * jump.c (pruge_linie_number_notes): Likewise.
4755 (duplicate_loop_exit_test): Likewise.
4756 (delete_computation): Likewise.
4757 (delete_related_insn): Rename from ...; use delete_insn
4758 (delete_insn): ... this one.
4759 (redirect_jump): Use delete_related_insns.
4760 * loop.c (scan_loop): Likewise.
4761 (move_movables): Likewise.
4762 (find_and_verify_loops): Likewise.
4763 (check_dbra_loop): Likewise.
4764 * recog.c (peephole2_optimize): Likewise.
4765 * reg-stack.c (delete_insn_for_stacker): Remove.
4766 (move_for_stack_reg): Use delete_insn.
4767 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4768 * reload1.c (delete_address_reloads): Use delete_related_insns.
4769 (fixup_abnormal_edges): Use delete_insn.
4770 * recog.c (emit_delay_sequence): Use delete_related_insns.
4771 (delete_from-delay_slot): Likewise.
4772 (delete_scheduled_jump): likewise.
4773 (optimize_skip): Likewise.
4774 (try_merge_delay_insns): Likewise.
4775 (full_simple_delay_slots): Likewise.
4776 (fill_slots_from_thread): Likewise.
4777 (relax_delay_slots): Likewise.
4778 (make_return_insns): Likewise.
4779 (dbr_schedule): Likewise.
4780 * rtl.h (delete_insn): Rename to delete_related_insns.
4781 (delete_insn, delete_insn_chain): New prototypes.
4782 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4783 by df_insn_delete already.
4784 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4785 * ssa.c (convert_from_ssa): Use delete_related_insns.
4786 * unroll.c (unroll_loop): Likewise.
4787 (calculate_giv_inc): Likewise.
4788 (copy_loop_body): Likewise.
4790 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4791 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4792 ix86_return_in_memory, ix86_function_value): Declare.
4793 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4794 new static valurables.
4795 (x86_64_reg_class): New enum
4796 (x86_64_reg_class_name): New array.
4797 (classify_argument, examine_argument, construct_container,
4798 merge_classes): New static functions.
4799 (optimization_options): Enable flag_omit_frame_pointer and disable
4800 flag_pcc_struct_return on 64bit.
4801 (ix86_libcall_value, ix86_function_value,
4802 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4803 ix86_return_in_memory, ix86_function_value): New global functions.
4804 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4805 (function_arg_advance): Handle x86_64 passing conventions.
4806 (function_arg): Likewise.
4807 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4808 (RETURN_IN_MEMORY): Move offline.
4809 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4810 (FUNCTION_VALUE_REGNO_P): New macro.
4811 (FUNCTION_ARG_REGNO_P): Move offline.
4812 (struct ix86_args): Add maybe_vaarg.
4813 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4814 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4816 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4818 * s390.md: Changed attributes for scheduling.
4819 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4822 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4824 Table-driven attributes.
4825 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4826 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4827 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4828 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4829 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4830 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4831 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4832 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4833 * tree.h (struct tree_decl): Change machine_attributes to
4835 * doc/c-tree.texi: Document that all attributes are now attached
4837 * c-common.c (add_attribute, attrtab, attrtab_idx,
4838 default_valid_lang_attribute, valid_lang_attribute): Remove.
4839 (attribute_tables, attributes_initialized,
4840 c_common_attribute_table, default_lang_attribute_table): New
4842 (handle_packed_attribute, handle_nocommon_attribute,
4843 handle_common_attribute, handle_noreturn_attribute,
4844 handle_unused_attribute, handle_const_attribute,
4845 handle_transparent_union_attribute, handle_constructor_attribute,
4846 handle_destructor_attribute, handle_mode_attribute,
4847 handle_section_attribute, handle_aligned_attribute,
4848 handle_weak_attribute, handle_alias_attribute,
4849 handle_no_instrument_function_attribute,
4850 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4851 handle_no_limit_stack_attribute, handle_pure_attribute): New
4853 (init_attributes, decl_attributes): Rewrite to implement
4854 table-driven attributes.
4855 * c-common.h (enum attribute_flags): Move to tree.h.
4856 * c-format.c (decl_handle_format_attribute,
4857 decl_handle_format_arg_attribute): Rename to
4858 handle_format_attribute and handle_format_arg_attribute. Update
4859 for table-driven attributes.
4860 * c-common.h (decl_handle_format_attribute,
4861 decl_handle_format_arg_attribute): Remove prototypes.
4862 (handle_format_attribute, handle_format_arg_attribute): Add
4864 * c-decl.c (grokdeclarator): Handle attributes nested inside
4866 * c-parse.in (setattrs, maybe_setattrs): Remove.
4867 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4868 Update to handle nested attributes properly.
4869 (maybe_resetattrs, after_type_declarator,
4870 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4871 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4873 (make_pointer_declarator): Update to handle nested attributes
4875 * doc/extend.texi: Update documentation of limits of attributes
4876 syntax. Warn about problems with attribute semantics in C++.
4877 * target.h (struct target): Remove valid_decl_attribute and
4878 valid_type_attribute. Add attribute_table and
4879 function_attribute_inlinable_p.
4880 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4881 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4882 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4884 (TARGET_INITIALIZER): Update.
4885 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4887 (function_attribute_inlinable_p): New function. Check for the
4888 presence of any machine attributes before using
4889 targetm.function_attribute_inlinable_p.
4890 (function_cannot_inline_p): Update.
4891 * Makefile.in (integrate.o): Update dependencies.
4892 * doc/tm.texi: Update documentation of target attributes and
4893 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4894 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4896 (default_target_attribute_table,
4897 default_function_attribute_inlinable_p): New.
4898 (lookup_attribute): Update comment to clarify handling of multiple
4899 attributes with the same name.
4900 (merge_attributes, attribute_list_contained): Allow multiple
4901 attributes with the same name but different arguments to appear in
4902 the same attribute list.
4903 * tree.h (default_valid_attribute_p): Remove prototype.
4904 (struct attribute_spec): New.
4905 (default_target_attribute_table): Declare.
4906 (enum attribute_flags): Move from c-common.h. Add
4907 ATTR_FLAG_TYPE_IN_PLACE.
4908 (default_function_attribute_inlinable_p): Declare.
4909 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4910 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4911 (TARGET_ATTRIBUTE_TABLE): Define.
4912 (vms_attribute_table): New.
4913 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4914 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4915 (TARGET_ATTRIBUTE_TABLE): Define.
4916 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4917 * config/arm/arm.c (arm_valid_type_attribute_p,
4918 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4920 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4922 (TARGET_ATTRIBUTE_TABLE): Define.
4923 (arm_attribute_table, arm_handle_fndecl_attribute,
4924 arm_handle_isr_attribute): New.
4925 * config/avr/avr.c (avr_valid_type_attribute,
4926 avr_valid_decl_attribute): Remove.
4927 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4929 (TARGET_ATTRIBUTE_TABLE): Define.
4930 (avr_attribute_table, avr_handle_progmem_attribute,
4931 avr_handle_fndecl_attribute): New.
4932 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4933 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4934 (TARGET_ATTRIBUTE_TABLE): Define.
4935 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4936 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4937 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4938 (TARGET_ATTRIBUTE_TABLE): Define.
4939 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4940 h8300_handle_eightbit_data_attribute,
4941 h8300_handle_tiny_data_attribute): New.
4942 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4943 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4945 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4947 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4948 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4950 (TARGET_ATTRIBUTE_TABLE): Define.
4951 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4952 ix86_handle_regparm_attribute): New.
4953 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4954 i386_pe_valid_type_attribute_p): Remove.
4955 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4956 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4957 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4958 (TARGET_ATTRIBUTE_TABLE): Define.
4959 (ia64_attribute_table): New.
4960 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4961 interrupt_ident2, model_ident1, model_ident2): Remove.
4962 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4963 (TARGET_ATTRIBUTE_TABLE): Define.
4964 (init_idents): Update.
4965 (m32r_attribute_table, m32r_handle_model_attribute): New.
4966 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4968 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4969 (TARGET_ATTRIBUTE_TABLE): Define.
4970 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4971 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4972 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4973 (TARGET_ATTRIBUTE_TABLE): Define.
4974 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4975 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4976 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4977 (TARGET_ATTRIBUTE_TABLE): Define.
4978 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4979 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4980 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4981 (TARGET_ATTRIBUTE_TABLE): Define.
4982 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4983 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4984 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4985 (TARGET_ATTRIBUTE_TABLE): Define.
4986 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4987 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4989 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4991 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4992 (TARGET_ATTRIBUTE_TABLE): Define.
4993 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4995 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4996 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4997 (TARGET_ATTRIBUTE_TABLE): Define.
4998 (v850_attribute_table, v850_handle_interrupt_attribute,
4999 v850_handle_data_area_attribute): New.
5000 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5001 Return void. Call decl_attributes instead of
5002 valid_machine_attribute.
5004 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5006 * sh-protos.h (sh_pr_n_sets): Declare.
5007 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5008 look at the copy to determine if PR needs to be saved.
5009 sh_pr_n_sets: New function.
5010 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5011 (ALLOCATE_INITIAL_VALUE): Define.
5013 * sh.c (initial_elimination_offset):
5014 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5016 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5018 * integrate.c (allocate_initial_values): New function.
5019 * integrate.h (allocate_initial_values): Declare.
5020 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5022 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5024 * toplev.c (rest_of_compilation): To here.
5025 Call allocate_initial_values.
5026 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5028 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5030 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5032 2001-09-20 DJ Delorie <dj@redhat.com>
5034 * c-typeck.c (really_start_incremental_init): Discriminate
5035 between zero-length arrays and flexible arrays.
5036 (push_init_level): Detect zero-length arrays and handle them
5037 like fixed-sized arrays.
5038 * expr.c (store_constructor): Handle zero-length arrays and
5039 flexible arrays correctly.
5040 * doc/extend.texi: Update zero-length array notes.
5042 2001-09-20 Jim Wilson <wilson@redhat.com>
5044 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5045 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5046 for issue port conflicts.
5047 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5049 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5051 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5054 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5056 * fold-const.c (hashtab.h): Include.
5057 (int_const_binop): Remove FORSIZE arg and compute from type; all
5059 Call size_int_type_wide for all single-word constants.
5060 (size_htab_hash, size_htab_eq): New functions.
5061 (size_int_type_wide): Rework to use hash table.
5062 * ggc-common.c (hashtab.h): Include.
5063 (struct d_htab_root): New struct.
5064 (d_htab_roots): New variable.
5065 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5066 (ggc_mark_roots): Handle deletable htabs.
5067 * ggc-page.c (ggc_marked_p): New function.
5068 * ggc-simple.c (ggc_marked_p): Likewise.
5069 * ggc.h: Reformatting throughout.
5070 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5071 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5072 (type_hash_add): Allocate struct type_hash from GC memory.
5073 (mark_hash_entry, mark_type_hash): Deleted.
5074 (type_hash_marked_p, type_hash_mark): New functions.
5075 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5077 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5079 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5082 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5084 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5085 array-too-large test for signed sizetype.
5087 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5089 * i386.md (indirect_jump): Allow Pmode operand.
5090 (tablejump): LIkewise; perform expansion to 64bit mode.
5091 * i386.c (symbolic_operand): Allow 64bit PIC references.
5092 (pic_symbolic_operand): Likewise.
5093 (ix86_find_base_term): Strip the 64bit PIC references.
5094 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5095 (legitimize_pic_address): Likewise.
5096 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
5097 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
5099 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
5101 * stringpool.c (get_identifier_with_length): New function.
5102 * tree.h (get_identifier_with_length): New prototype.
5104 2001-09-19 Alan Modra <amodra@bigpond.net.au>
5105 David Edelsohn <edelsohn@gnu.org>
5108 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5109 already sign-extended.
5111 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
5112 * config/rs6000/rs6000.c (logical_operand): Always compare op as
5114 (rs6000_emit_set_long_const): Avoid unnecessary shift.
5115 (output_profile_hook): Declare label_name const.
5116 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
5117 to match constraints.
5119 2001-09-19 Stan Shebs <shebs@apple.com>
5121 * alias.c: Fix typos in comments.
5122 * sched-rgn.c (init_ready_list): Ditto.
5123 * unwind-dw2.c (uw_frame_state_for): Ditto.
5124 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
5125 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
5126 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
5128 2001-09-19 Richard Henderson <rth@redhat.com>
5130 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
5132 * Makefile.in (cfg.o): Depend on TM_P_H.
5134 2001-09-19 Richard Henderson <rth@redhat.com>
5136 * config/alpha/alpha.c (local_symbol_p): Split out from ...
5137 (local_symbolic_operand): ... here.
5138 (small_symbolic_operand): Check mode.
5139 (global_symbolic_operand): New.
5140 (input_operand): Reject symbolics if explicit relocs.
5141 (call_operand): Tidy.
5142 (alpha_legitimize_address): Use movdi_er_high_g.
5143 (alpha_expand_mov): Likewise.
5144 * config/alpha/alpha-protos.h: Update.
5145 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5146 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
5147 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
5148 (UNSPECV_LDGP2): Remove.
5149 (all call patterns): Use 's' not 'i' for symbolic constraint.
5150 (call_osf call_value_osf): Use call_operand.
5151 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
5152 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
5153 (prologue_ldgp_1_er): Remove.
5154 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
5155 (builtin_setjmp_receiver_er patterns): Use them.
5156 (exception_receiver_er): Likewise.
5158 2001-09-19 Richard Henderson <rth@redhat.com>
5160 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
5162 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
5163 and NON_LOCAL_GOTO notes.
5164 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
5165 copy over CALL_INSN_FUNCTION_USAGE.
5167 2001-09-18 Catherine Moore <clm@redhat.com>
5169 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
5172 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
5174 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
5175 new-style tm_file specification. Specify correct tm_p_file,
5176 md_file, and out_file for s390x.
5178 * config/s390/linux.h, linux64.h: Don't include other target
5179 macro header files. Now handled via tm_file.
5181 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
5182 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
5183 are defined before use.
5185 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
5187 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
5188 code generation only for Gnu assembler.
5190 2001-09-18 Catherine Moore <clm@redhat.com>
5192 * config/stormy16 (LIB_SPEC): Remove -lnosys.
5194 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
5196 * config/mips/mips.c (mips_frame_set): New.
5197 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
5198 a parallel frame-related expression with a set for each register.
5200 2001-09-18 Philip Blundell <philb@gnu.org>
5202 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
5205 2001-09-17 Dale Johannesen <dalej@apple.com>
5207 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
5208 * config/rs6000/aix.h (FIXED_R2): Define.
5209 * config/rs6000/darwin.h (FIXED_R2): Define.
5210 * config/rs6000/sysv4.h (FIXED_R2): Define.
5212 2001-09-17 Jeff Sturm <jsturm@one-point.com>
5214 * except.c (dw2_build_landing_pads): New local
5215 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
5216 barrier after clobbers. Fixes c++/4012.
5218 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5220 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
5222 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5224 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
5225 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
5227 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
5232 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
5234 * cpphash.h (_cpp_lex_direct): New.
5235 * cpplex.c (_cpp_lex_token): Update.
5236 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
5237 and increment that pointer.
5238 * cppmacro.c (alloc_expansion_token): New.
5239 (lex_expansion_token): Lex macro expansion directly into
5242 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
5244 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
5246 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
5248 * basic-block.h (free_bb_for_insn): Declare.
5249 * bb-reorder.c (label_for_bb): Use block_label.
5250 (emit_jump_to_block_after): Remove.
5251 (insert_intra_1): Do not update block_for_insn.
5252 (insert_inter_bb_scope_notes): Likewise; update bb->end
5253 * cfg.c (free_bb_for_insn): New.
5254 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
5255 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
5256 (commit_one_edge_insertion): Likewise.
5257 (commit_one_edge_insertion): Do not update BB boundary.
5258 (commit_edge_insertions): Do not call compute_bb_for_insn.
5259 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
5260 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
5261 (merge_blocks_move_successor_nojumps): Likewise.
5262 (try_crossjump_to_edge): Do not update block_for_insn.
5263 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
5264 * df.c (df_pattern_emit_later): Do not update BB boundary.
5265 (df_jump_pattern_emit_after): Likewise.
5266 (df_insn_move_before): Use emit_insn_before.
5267 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5269 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5270 boundaries and basic_block_for_insn.
5271 (reorder_insns_nobb): Rename from reorder_insns.
5272 (reorder_insns): New.
5273 (emit_block_insn_before, emit_block_insn_after): Kill.
5274 * flow.c (check_function_return_warnings): Do not call
5275 compute_bb_for_insn; Do not free basic_block_for_insn.
5276 (attempt_auto_inc): Do not update basic_block_for_insn.
5277 * function.c (emit_return_into_block): Likewise;
5278 do not update BB boundaries.
5279 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5280 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5281 (pre_insert_copy_insn): Likewise.
5282 (update_ld_motion_notes): Likewise.
5283 (insert_insn_start_bb): Likewise.
5284 (replace_store_insn): Likewise.
5285 * ifcvt.c (noce_process_if_block): Likewise.
5286 (if_convert): Do not call compute_bb_for_insn.
5287 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5288 Use emit_insn_before and emit_insn_after.
5289 * recog.c (split_all_insns): Do not update BB boundaries;
5290 Do not call compute_bb_for_insn.
5291 (peephole2_optimize): Do not update BB boundaries.
5292 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5294 (emit_swap_insn): Likewise.
5295 (convert_regs_1): Likewise.
5296 * reload1.c (reload): Call compute_bb_for_insn.
5297 * rtl.h (reorder_insns_nobb): Declare.
5298 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5299 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5300 at places CFG is invalidated; do not call compute_bb_for_insn.
5302 * cfg.c (expunge_block): Invalidate BB structure.
5304 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5307 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5309 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5311 * cpphash.h (_cpp_lex_token): Update prototype.
5312 * cpplex.c (_cpp_lex_token): New prototype.
5313 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5314 lex_macro_node, read_flag, do_pragma_poison): Update.
5315 * cppmacro.c (cpp_get_token, parse_params,
5316 lex_expansion_token): Update.
5318 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5320 * cppmain.c (scan_translation_unit): Don't worry about
5321 putting a space after hashes.
5322 * cpplib.c (directive_diagnostics): New.
5323 (_cpp_handle_directive): Update to use directive_diagnostics.
5324 (run_directive): Don't toggle prevent_expansion.
5325 (do_line): Backup in case of the line extension.
5326 * cpplib.h (cpp_lexer_pos): Remove.
5327 * cppmacro.c (_cpp_create_definition): Precede a leading #
5330 2001-09-15 Richard Henderson <rth@redhat.com>
5332 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5334 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5336 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5338 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5340 PR preprocessor/3571
5341 * tradcpp.c (handle_directive): Skip non-vertical space.
5343 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5345 * cppmain.c (setup_callbacks): Set line callback only
5346 if outputting preprocessed source.
5348 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5350 * collect2.c (main): Const-ification.
5351 * gcc.c (translate_options, process_command): Use xstrdup in
5352 lieu of xmalloc/strcpy.
5353 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5355 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5357 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5360 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5362 * scan-decls.c (scan_decls): Fix typo.
5364 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5366 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5367 Split mlstring_pos into mls_line and mls_col.
5368 * cppinit.c (cpp_create_reader): Initialize line to 1.
5369 (cpp_destroy): Free tokenruns.
5370 (push_include): Don't update lexer_pos.
5371 * cpplex.c (unterminated, parse_string): Update.
5372 (lex_token): Don't update lexer_pos, update.
5373 * cpplib.c (if_stack): Save line instead of line + col.
5374 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5375 push_conditional, _cpp_pop_buffer): Update.
5376 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5377 (_cpp_create_definition): Update.
5379 2001-09-15 Eric Christopher <echristo@redhat.com>
5381 * config/mips/abi64.h: Add support for MEABI.
5383 2001-09-15 Eric Christopher <echristo@redhat.com>
5385 * config/mips/mips.md: Add unspec #2.
5387 (reload_outdi): Ditto.
5388 (reload_outsi): Ditto.
5391 2001-09-15 Eric Christopher <echristo@redhat.com>
5392 Jason Eckhardt <jle@redhat.com>
5394 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5395 * config/mips/isa32-linux.h: New file.
5396 * config/mips/isa3264.h: Ditto.
5397 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5398 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5399 (output_block_mode): Support MEABI.
5400 (function_arg): Ditto. Fix floating point arg passing.
5401 (mips_va_start): Ditto.
5402 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5404 (mips_asm_file_start): Add new section to pass abi to gdb.
5405 (function_arg_pass_by_reference): Support MEABI.
5406 (mips_parse_cpu): Support mips32 and mips64 processors.
5407 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5408 TARGET_MIPS5KC. Support isa32 and isa64.
5409 (processor_type): Add r4kc, r5kc, r20kc.
5410 (GENERATE_MULT3_SI): New.
5411 (GENERATE_MULT3_DI): Ditto.
5412 (GENERATE_MULT3): Remove.
5413 (ISA_HAS_64BIT_REGS): Add isa == 64.
5414 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5415 (ISA_HAS_MADD_MSUB): New.
5416 (ISA_HAS_CLZ_CLO): Ditto.
5417 (ISA_HAS_DCLZ_DCLO): Ditto.
5418 (ABI_GAS_ASM_SPEC): New.
5419 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5422 (SUBTARGET_CC1_SPEC): Ditto.
5423 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5424 (PAD_VARARGS_DOWN): Support MEABI.
5425 (HARD_REGNO_NREGS): Move to mips.c.
5426 (ASM_OUTPUT_IDENT): Add #undef.
5427 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5428 (mulsi3): Use GENERATE_MULT3_SI.
5429 (mulsi3_mult3): Ditto. Support mips32, mips64.
5430 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5431 (mul_sub_si): New pattern.
5432 (unnamed splitters): New.
5433 (muldi3): Use GENERATE_MULT3_DI.
5434 (muldi3_internal2): Ditto.
5435 (movdicc): Support mips32.
5436 * config/mips/t-isa3264: New file.
5438 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5440 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5441 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5442 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5444 * reorg.c (fill_slots_from_thread): After call to
5445 steal_delay_list_from_target, update own_thread as new_thread may
5448 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5450 * cpperror.c (print_location): Take line and column, for
5451 default positioning use the previously lexed token.
5452 (_cpp_begin_message): Take line and column.
5453 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5454 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5455 * cpphash.h (_cpp_begin_message): Update prototype.
5456 * cppinit.c (push_include): Don't set output line.
5457 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5458 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5459 (do_pragma): Kludge for front ends. Don't expand macros at all.
5460 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5461 (struct cpp_token): Remove output_line.
5462 (struct cpp_callbacks): New member line_change.
5463 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5464 cpp_get_token): Preserve BOL flag.
5465 (cpp_get_line): Remove.
5466 (_cpp_backup_tokens): Remove useless abort().
5467 * cppmain.c (cb_line_change): New.
5468 (scan_translation_unit): Don't worry about starting new lines here.
5469 * scan-decls.c (scan_decls): Update.
5470 * c-lex.c (c_lex, init_c_lex): Update.
5471 (cb_line_change, src_lineno): New.
5473 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5475 * tree.c (append_random_chars): Generate the random
5476 characters in a reproducable fashion.
5478 2001-09-14 Richard Henderson <rth@redhat.com>
5480 * config/i386/i386.c (internal_label_prefix): New.
5481 (internal_label_prefix_len): New.
5482 (override_options): Set them.
5483 (local_symbolic_operand): New.
5484 (legitimate_pic_address_disp_p): Use it.
5485 (legitimize_pic_address): Likewise.
5487 2001-09-14 Marc Espie <espie@openbsd.org>
5489 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5492 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5494 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5495 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5497 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5499 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5500 invocation of SUBREG_REGNO_OFFSET.
5502 * haifa-sched.c: Fix typo in FSF copyright statement.
5503 * sched-deps.c: Fix typo in FSF copyright statement.
5504 * sched-ebb.c: Fix typo in FSF copyright statement.
5505 * sched-rgn.c: Fix typo in FSF copyright statement.
5506 * sched-vis.c: Fix typo in FSF copyright statement.
5508 * config.gcc: Move inclusion of arm elf specific header files
5509 from the files themselves into the tm_file variable. Make
5510 sure that elfos.h is included before target specific elf
5512 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5514 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5515 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5516 ASM_OUTPUT_CASE_LABEL): Protect definition.
5517 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5518 not already defined.
5519 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5520 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5521 Remove duplicate definition.
5522 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5523 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5524 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5525 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5526 Remove inclusion of arm/elf.h.
5527 * config/arm/unknown-elf.h: as for conix-elf.h.
5528 (STARTFILE_SPEC): Include crti.o and crtn.o.
5529 * config/arm/linux-elf.h: as for conix-elf.h.
5530 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5531 * config/arm/strongarm-elf.h: Remove inclusion of
5533 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5534 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5535 unknown-elf.h and elf.h.
5536 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5537 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5538 ASM_WEAKEN_LABEL): Remove redundant definition.
5539 * config/arm/elf.h: Test for inclusion of elfos.h
5540 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5541 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5542 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5543 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5544 redundant definition.
5545 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5546 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5547 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5548 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5549 Add rules to build crti.o and crtn.o
5550 * crti.asm: New file.
5551 * crtn.asm: New file.
5553 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5555 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5556 * cpphash.h (struct tokenrun): Add prev.
5557 (struct lexer_state): Remove bol.
5558 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5559 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5561 * cppinit.c (cpp_create_reader): Don't set bol.
5562 (cpp_destroy): Don't free lookaheads.
5563 * cpplex.c (lex_directive): Remove.
5564 (next_tokenrun): Update.
5565 (_cpp_lex_token): Clean up logic.
5566 (lex_token): Update to return a pointer to lexed token, since it
5567 can move to the start of the buffer. Simpify newline handling.
5568 * cpplib.c (SEEN_EOL): Update.
5569 (skip_rest_of_line): Remove lookahead stuff.
5570 (end_directive): Line numbers are already incremented. Revert
5571 to start of lexed token buffer if we can.
5572 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5573 parse_answer): Use _cpp_backup_tokens.
5574 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5575 instead. Don't check for EOL.
5576 (do_include_common, do_line, do_pragma_system_header): Use
5578 * cpplib.h (BOL, _cpp_backup_tokens): New.
5579 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5580 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5581 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5582 (builtin_macro): Don't use cpp_get_line.
5583 (cpp_get_line): Short term kludge.
5584 (parse_arg): Handle directives in arguments here. Back up when
5585 appropriate. Store EOF at end of argument list.
5586 (funlike_invocation_p): Use _cpp_backup_tokens.
5587 (push_arg_context): Account for EOF at end of list.
5588 (cpp_get_token): Remove lookahead stuff. Update.
5590 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5592 * c-parse.in (yyerror): Const-ification and/or static-ization.
5593 * c-typeck.c (push_member_name): Likewise.
5594 * collect2.c (main): Likewise.
5595 * dbxout.c (dbxout_parms): Likewise.
5596 * diagnostic.c (format_with_decl): Likewise.
5597 * dwarf2out.c (output_ranges): Likewise.
5598 * dwarfout.c (fundamental_type_code): Likewise.
5599 * except.c (dw2_output_call_site_table): Likewise.
5600 * gcc.c (do_spec_1): Likewise.
5601 * genopinit.c (optabs): Likewise.
5602 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5603 gen_declaration_1, handle_impent): Likewise.
5604 * protoize.c (default_include, in_system_include_dir, abspath):
5606 * sched-vis.c (visualize_stall_cycles): Likewise.
5607 * sdbout.c (plain_type_1, sdbout_end_function,
5608 sdbout_end_epilogue): Likewise.
5609 * varasm.c (decode_reg_name): Likewise.
5611 * 1750a.c (mod_regno_adjust): Likewise.
5612 * alpha.c (alpha_write_one_linkage,
5613 unicosmk_output_default_externs): Likewise.
5614 * arm.c (arm_condition_codes): Likewise.
5615 * arm.h (arm_condition_codes): Likewise.
5616 * avr.c (output_movsisf, encode_section_info): Likewise.
5617 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5619 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5620 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5621 * m88k.c (output_function_profiler): Likewise.
5622 * mips.c (mips_output_conditional_branch): Likewise.
5623 * ns32k.c (ns32k_out_reg_names): Likewise.
5624 * ns32k.h (ns32k_out_reg_names): Likewise.
5625 * pj.c (pj_output_rval): Likewise.
5626 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5627 * sparc.c (sparc_flat_function_prologue,
5628 sparc_flat_function_epilogue): Likewise.
5630 2001-09-13 Markus Werle <numerical.simulation@web.de>
5631 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5633 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5634 Aachen University of Technology".
5636 2001-09-13 Andreas Schwab <schwab@suse.de>
5638 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5641 2001-09-13 Richard Henderson <rth@redhat.com>
5643 * config/alpha/alpha.c (small_symbolic_operand): New.
5644 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5645 (some_operand, input_operand): Don't handle HIGH.
5646 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5647 (alpha_expand_mov): Likewise.
5648 (print_operand) [H]: Just print HIGH symbol.
5649 (print_operand_address): Handle small data.
5650 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5651 (TARGET_SWITCHES): Add -msmall-data/large-data.
5652 (PIC_OFFSET_TABLE_REGNUM): New.
5653 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5654 (PREDICATE_COES): Update.
5655 * config/alpha/alpha.md (adddi_er_high): New.
5656 (adddi_er_low): Handle small data.
5657 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5658 prefer .sdata to .rodata.
5659 (SELECT_RTX_SECTION): Likewise.
5661 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5663 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5664 defining __size_t and leaving size_t undefined.
5666 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5668 * basic-block.h (expunge_block): Declare.
5669 * cfg.c (expunge_block): Remove static declaration.
5671 2001-09-12 Richard Henderson <rth@redhat.com>
5673 * integrate.c (copy_insn_list): Copy label name from
5674 NOTE_INSN_DELETED_LABEL.
5676 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5678 * c-common.c (c_tree_code_name): Const-ification.
5679 * c-decl.c (c_decode_option): Likewise.
5680 * c-typeck.c (warn_for_assignment): Likewise.
5681 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5683 * cppinit.c (output_deps): Likewise.
5684 * dependence.c (dependence_string, direction_string): Likewise.
5685 * dwarf2out.c (output_ranges): Likewise.
5686 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5687 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5688 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5689 standard_startfile_prefix, standard_startfile_prefix_1,
5690 standard_startfile_prefix_2, tooldir_base_prefix,
5691 standard_bindir_prefix, find_a_file): Likewise.
5692 * genattrtab.c (make_length_attrs): Likewise.
5693 * gencheck.c (tree_codes): Likewise.
5694 * genemit.c (gen_split): Likewise.
5695 * genrecog.c (special_mode_pred_table): Likewise.
5696 * graph.c (graph_ext): Likewise.
5697 * protoize (default_include): Likewise.
5698 * reload.c (reload_when_needed_name): Likewise.
5699 * sched-vis.c (visualize_stall_cycles): Likewise.
5700 * tlink.c (recompile_files): Likewise.
5701 * toplev.c (decode_g_option): Likewise.
5702 * tradcpp.c (output_deps): Likewise.
5703 * varasm.c (decode_reg_name): Likewise.
5705 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5708 * avr.c (avr_regnames, encode_section_info): Likewise.
5709 * c4x.c (float_reg_names): Likewise.
5710 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5711 * elfos.h (const_section): Likewise.
5712 * i386.c (ix86_comp_type_attributes): Likewise.
5713 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5714 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5715 * ia64.c (type_names): Likewise.
5716 * m68hc11.c (reg_class_names): Likewise.
5717 * m88k.c (m_options): Likewise.
5718 * mips.c (mips_output_conditional_branch, mips_unique_section):
5720 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5721 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5722 ultra_code_names): Likewise.
5723 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5725 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5727 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5728 Use --fatal-warnings option for gas.
5729 * configure: Rebuilt.
5731 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5733 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5735 2001-09-11 Jim Wilson <wilson@redhat.com>
5737 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5739 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5741 * builtins.c (c_strlen): Treat an offset too large for a
5742 HOST_WIDE_INT as out of range.
5744 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5746 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5747 (EDGE_CRITICAL_P): New predicate.
5748 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5750 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5751 (dump_edge_info): Remove "crit".
5752 * cfganal.c (mark_critical_edges): Kill.
5753 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5754 * cfgcleanup.c (cleanup_cfg): Likewise.
5755 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5756 (find_spanning_tree): Likewise.
5757 * reg-stack.c (convert_regs_1): Likewise.
5758 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5760 * basic-block.h (create_basic_block_structure): New.
5761 (create_basic_block): Update prototype.
5762 (force_nonfallthru): New.
5763 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5764 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5765 handle updating of block_for_insn, creating of empty BBs and BBs at
5766 the end of INSN chain.
5767 (create_basic_block): New function.
5768 (split_block): Use create_basic_block.
5769 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5770 (redirect_edge_and_branch_force): ... here.
5771 (force_nonfallthru): New.
5772 (split_edge): Rewrite to use force_nonfallthru and create_block.
5773 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5774 (find_basic_blocks): Free basic_block_for_insn.
5775 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5777 * cfg.c: Fix formating.
5778 * cfgcleanup.c: Fix formating.
5779 (merge_blocks, tail_recursion_label_p): Return bool.
5780 (merge_blocks_move_predecessor_nojumps,
5781 merge_blocks_move_successor_nojumps): Return void.
5783 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5785 * configure.in: Check whether assembler supports section merging.
5786 * config.in: Rebuilt.
5787 * configure: Rebuilt.
5788 * varasm.c (variable_section, output_constant_pool): Pass alignment
5789 to SELECT_SECTION and SELECT_RTX_SECTION.
5790 (mergeable_string_section): New.
5791 (mergeable_constant_section): New.
5792 (default_elf_asm_named_section): Output SECTION_MERGE and
5793 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5794 * output.h (mergeable_string_section): New.
5795 (mergeable_constant_section): New.
5796 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5797 * toplev.c (flag_merge_constants): New.
5798 (f_options): Add -fmerge-constants and -fmerge-all-constants
5800 (toplev_main): Default to -fno-merge-constants if not optimizing.
5801 * flags.h (flag_merge_constants): Add extern.
5802 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5803 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5805 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5806 Define if assembler has working .subsection -1 support.
5807 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5808 Put constant into special SHF_MERGE sections if the linker should
5809 attempt to merge duplicates.
5810 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5812 Put constant into special SHF_MERGE sections if the linker should
5813 attempt to merge duplicates.
5814 * config/alpha/elf.h: Likewise.
5815 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5816 has working .subsection -1 support.
5817 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5819 * config/svr3.h: Likewise.
5820 * config/darwin.h: Likewise.
5821 * config/arm/aof.h: Likewise.
5822 * config/arm/linux-elf.h: Likewise.
5823 * config/avr/avr.h: Likewise.
5824 * config/c4x/c4x.h: Likewise.
5825 * config/d30v/d30v.h: Likewise.
5826 * config/i386/dgux.h: Likewise.
5827 * config/i386/osfrose.h: Likewise.
5828 * config/i386/sco5.h: Likewise.
5829 * config/i386/svr3gas.h: Likewise.
5830 * config/ia64/aix.h: Likewise.
5831 * config/m32r/m32r.h: Likewise.
5832 * config/m68k/m68k.h: Likewise.
5833 * config/m88k/dgux.h: Likewise.
5834 * config/m88k/m88k.h: Likewise.
5835 * config/mcore/mcore-pe.h: Likewise.
5836 * config/mips/mips.h: Likewise.
5837 * config/pa/pa.h: Likewise.
5838 * config/pa/pa-linux.h: Likewise.
5839 * config/romp/romp.h: Likewise.
5840 * config/rs6000/sysv4.h: Likewise.
5841 * config/rs6000/xcoff.h: Likewise.
5842 * config/s390/linux.h: Likewise.
5843 * config/sparc/sparc.h: Likewise.
5844 * config/sparc/sysv4.h: Likewise.
5845 * config/stormy16/stormy16.h: Likewise.
5846 * config/v850/v850.h: Likewise.
5847 * config/vax/vms.h: Likewise.
5848 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5849 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5850 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5851 default_elf_asm_named_section for SHF_MERGE sections.
5853 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5855 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5858 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5860 * c-common.c (split_specs_attrs): Allow for empty attributes with
5861 empty TREE_PURPOSE. Fixes PR c/4294.
5863 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5865 * basic-block.h (cached_make_edge, make_single_succ): New.
5866 (make_edge): Remove first parameter.
5867 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5868 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5869 created edge; use obstack allocation.
5870 (make_edge, make_single_succ_edge): New.
5871 (first_removed_edge): New static variable.
5872 (init_flow): Initialize first_removed_edge and n_edges.
5873 (clear_edges): Use remove_edge.
5874 (flow_delete_block): Likewise.
5875 (remove_edge): Add removed edges to the removed edges list.
5876 (split_block, redirect_edge_and_branch_force, split_edge):
5878 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5879 (add_noreturn_fake_exit_edges): Likewise.
5880 (connect_infinite_loops_to_exit): Liekwise.
5881 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5882 Use cached_make_edge.
5883 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5884 * profile.c (branch_prob): Update make_edge call.
5885 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5887 2001-09-11 Richard Henderson <rth@redhat.com>
5889 * config/alpha/alpha.c: Tidy formatting.
5890 (local_symbolic_operand): Verify mode.
5891 (alpha_sa_mask): Ignore unicos for eh_return.
5892 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5893 * config/alpha/alpha.md (umk divsi patterns): Remove.
5894 (extendsfdf2): Remove unicos check.
5895 (tablejump): Merge vms and unicos code; always use direct set
5898 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5900 * config.gcc (alpha*-*-unicosmk*): New target.
5902 * config/alpha/alpha-protos.h (symbolic_operand,
5903 unicosmk_add_call_info_word, unicosmk_add_extern,
5904 unicosmk_defer_case_vector, unicosmk_unique_section,
5905 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5906 unicosmk_asm_file_start, unicosmk_asm_file_end,
5907 unicosmk_output_common): Declare.
5909 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5910 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5911 alpha_does_function_need_gp, alpha_end_function): Support Cray
5913 (alpha_init_machine_status, alpha_mark_machine_status,
5914 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5915 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5916 unicosmk_asm_named_section, unicosmk_insert_attributes,
5917 unicosmk_section_type_flags, symbolic_operand,
5918 unicosmk_output_module_name, unicosmk_output_default_externs,
5919 unicosmk_output_dex, unicosmk_output_externs,
5920 unicosmk_output_addr_vec, unicosmk_ssib_name,
5921 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5922 unicosmk_asm_file_end, unicosmk_output_common,
5923 unicosmk_section_type_flags, unicosmk_unique_section,
5924 unicosmk_add_call_info_word, unicosmk_text_section,
5925 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5926 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5927 unicosmk_dex_count, unicosmk_special_name): New.
5928 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5929 TARGET_ABI_UNICOSMK.
5930 (get_aligned_mem, alpha_expand_unaligned_load,
5931 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5932 alpha_expand_unaligned_store_words): Support big-endian mode.
5933 (print_operand): Likewise. New format specifier 't'. Use
5934 TARGET_AS_SLASH_BEFORE_SUFFIX.
5935 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5936 (alpha_pv_save_size): Update with above change.
5937 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5938 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5941 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5942 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5943 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5944 (EXTRA_CONSTRAINT): New constraint 'U'.
5945 (PREDICATE_CODES): Add symbolic_operand.
5947 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5948 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5949 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5950 (integer division and modulus patterns): Split in default and
5952 (*divmodsi_internal, *divmoddi_internal): Disable for
5953 TARGET_ABI_UNICOSMK.
5954 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5955 little-endian and big-endian versions.
5956 (ext, ins, msk): Likewise.
5957 (extv, extzv, insv): Support big-endian mode.
5958 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5959 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5960 *tablejump_umk_internal, *call_value_umk): New.
5961 (*movdi_nofix): Add pattern for loading an address into a register on
5962 TARGET_ABI_UNICOSMK.
5963 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5964 (umk_mismatch_args, arg_home_umk): New.
5965 (various insns): Don't use mov, fmov, nop, fnop and unop.
5966 (realign): Support TARGET_ABI_UNICOSMK.
5968 * config/alpha/unicosmk.h: New file.
5969 * config/alpha/t-unicosmk: New file.
5971 * fixinc/inclhack.def (unicosmk_restrict): New.
5972 * fixinc/fixincl.x: Regenerate.
5974 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5975 (wchar_t): Check for and define __WCHAR_T__.
5977 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5979 * combine.c (simplify_shift_const): Treat shifts by the mode
5982 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5984 * cpphash.h (struct tokenrun): New.
5985 (struct cpp_context): New member bol.
5986 (struct cpp_reader): New members.
5987 (_cpp_init_tokenrun): New.
5988 * cppinit.c (cpp_create_reader): Set up the token runs.
5989 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5990 (lex_token): New internalised version of _cpp_lex_token. Don't
5991 handle directives or the multiple include opimisation here any
5992 more. Simply lex a token.
5993 * cpplib.c (run_directive): Clear bol.
5994 (_cpp_pop_buffer): Set bol.
5995 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5998 2001-09-11 Michael Meissner <meissner@redhat.com>
6000 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6001 give an error if the user uses -mfp32.
6002 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6004 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6005 floating point register size.
6006 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6008 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6009 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6011 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6012 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6014 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6016 * dbxout.c (dbxout_parms): Fix typo in comment.
6017 * unroll.c (loop_find_equiv_value): Ditto.
6018 * toplev.c (rest_of_compilation): Ditto.
6019 * loop.c (scan_loop): Ditto.
6020 * dwarf2out.c (struct dw_fde_struct): Ditto.
6022 2001-09-10 Zack Weinberg <zackw@panix.com>
6024 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6025 copying identifier when we're just going to throw it away.
6026 (parse_identifier_slow): New routine to handle abnormal cases.
6027 (_cpp_lex_token): Update call site.
6029 * hashtable.c (ht_lookup): Don't assume that the string we've
6030 been given is NUL-terminated.
6031 * system.h: #define __builtin_expect(a, b) to (a) if not
6034 2001-09-10 Michael Meissner <meissner@redhat.com>
6036 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6039 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6041 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6043 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6045 * builtins.c (c_getstr): Correct thinko in last change and further
6048 2001-09-10 Tim Freeman <tim@fungibole.com>
6050 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6051 into varray's and register them as roots with the garbage
6052 collector so they are not collected too soon.
6054 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6056 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6058 * basic-block.h (flow_obstack, label_value_list,
6059 tail_recursion_label_list): Declare
6060 (tidy_fallthru_edges): Declare.
6061 (expunge_block, last_loop_beg_note): Delete.
6062 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6064 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6065 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6066 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6067 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6068 expunge_block, flow_delete_block, compute_bb_for_insn,
6069 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6070 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6071 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6072 try_redirect_by_replacing_jump, last_loop_beg_note,
6073 redirect_edge_and_branch, redirect_edge_and_branch_force,
6074 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6075 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6076 commit_edge_insertions, dump_flow_info, debug_flow_info,
6077 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6078 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6079 Move here from flow.c
6080 * cfganal.c: New file.
6081 (forwarder_block_p, can_fallthru, mark_critical_edges,
6082 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6083 find_unreachable_blocks, create_edge_list, free_edge_list,
6084 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6085 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6086 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6087 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6088 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6089 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6090 Move here from flow.c
6091 * cfgbuild.c: New file
6092 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6093 make_edges, find_basic_blocks_1, find_basic_blocks,
6094 find_sub_basic_blocks): Move here from flow.c
6095 * cfgcleanup.c: New file.
6096 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
6097 merge_blocks_move_predecessor_nojumps,
6098 merge_blocks_move_successor_nojumps, merge_blocks,
6099 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6100 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
6101 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
6103 * cfgloop.c: New file
6104 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
6105 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
6106 flow_loop_exit_edges_find, flow_loop_nodes_find,
6107 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6108 flow_loop_tree_node_add, flow_loops_tree_build,
6109 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
6110 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
6111 Move here from flow.c
6112 * flow.c: Remove everything moved elsewhere
6113 * output.h (cleanup_cfg): Return bool.
6115 * bb-reorder.c (reorder_block_def): Remove 'index'.
6116 (insert_intra_1): Add argument BB, set block for new note.
6117 (make_reorder_chain): Do not depdent on BB indexes.
6118 (make_reorder_chain_1): Do not use BB indexes.
6119 (label_for_bb): Likewise; set BB for new insn.
6120 (emit_jump_to_block_after): Likewise.
6121 (fixup_reoder_chain): Sanity check that all basic blocks
6122 are chained; verify newly created insn chain; remove
6123 undocnitional jump simplifying; Do not use BB indexes;
6124 properly initialize count and frequency information;
6125 dump reordered sequence.
6126 (insert_intra_bb_scope_notes): update call of insert_intra_1.
6127 (insert_inter_bb_scope_notes): Set block for new insn.
6128 (reorder_basic_blocks): Dump flow info before reoredering.
6130 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6132 * alias.c (clear_reg_alias_info): Use K&R format definition.
6133 Avoid unsigned warning.
6134 * builtins.c: Use "unsigned int", not "unsigned".
6135 (target_char_cast): Use host_integerp and tree_low_cst.
6136 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
6137 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
6138 (c_getstr): Likewise.
6139 (std_expand_builtin_va_arg): Use int_size_in_bytes.
6140 (builtin_memcpy_read_str): Avoid unsigned warning.
6141 (expand_builtin_memcpy): Alignments are unsigned.
6142 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
6143 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
6144 * predict.c (expensive_function_p): LIMIT now unsigned.
6145 * resource.c (mark_target_live_regs): Make some vars unsigned.
6146 * sdbout.c: Use "unsigned int", not "unsigned".
6147 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
6148 (sdbout_source_line): Likewise.
6149 (sdbout_record_type_name): Remove "const" for NAME declaration.
6150 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
6152 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
6154 * calls.c (store_one_arg): Expand comment.
6156 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6158 * calls.c (store_one_arg): Make sure that the entire argument is
6159 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
6161 2001-09-09 Richard Henderson <rth@redhat.com>
6163 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
6165 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
6167 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
6169 2001-09-09 Richard Henderson <rth@redhat.com>
6171 * config/alpha/alpha.c (alpha_next_sequence_number): New.
6172 (alpha_this_literal_sequence_number): New.
6173 (alpha_this_gpdisp_sequence_number): New.
6174 (some_operand, input_operand): Add HIGH.
6175 (local_symbolic_operand): New.
6176 (alpha_encode_section_info): New.
6177 (alpha_legitimate_address_p): Allow LO_SUM.
6178 (alpha_legitimize_address): Generate HIGH+LO_SUM.
6179 (alpha_expand_mov): Likewise.
6180 (secondary_reload_class): Check memory_operand not general_operand
6182 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
6183 (alpha_expand_unaligned_store): Likewise.
6184 (alpha_expand_unaligned_load_words): Likewise.
6185 (alpha_expand_unaligned_store_words): Likewise.
6186 (alpha_expand_block_clear): Likewise.
6187 (print_operand): Handle %#, %*, %H.
6188 (print_operand_address): Handle LO_SUM.
6190 (alpha_does_function_need_gp): Use it.
6191 (alpha_expand_block_move): Fix signed compare warnings.
6192 (alpha_sa_mask, alpha_align_insns): Likewise.
6193 * config/alpha/alpha-protos.h: Update.
6194 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
6195 (MASK_EXPLICIT_RELOCS): New.
6196 (TARGET_SWITCHES): Add -mexplicit-relocs.
6197 (EXTRA_CONSTRAINT): Add 'T'.
6198 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
6199 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
6200 (ENCODE_SECTION_INFO): Out line.
6201 (REDO_SECTION_INFO_P): New.
6202 (STRIP_NAME_ENCODING): New.
6203 (ASM_OUTPUT_LABELREF): New.
6204 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
6205 (PREDICATE_CODES): Update.
6206 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
6207 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
6208 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
6209 builtin_setjmp_receiver_er, exception_receiver_1_er,
6210 call_value_osf_1_er): New patterns.
6211 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
6212 (movqi, movhi, movsi): Add explicit $31 base register to lda.
6213 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
6214 (FINAL_PRESCAN_INSN): New.
6216 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
6218 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
6220 2001-09-08 Andreas Jaeger <aj@suse.de>
6222 * i386.h (TARGET_SWITCHES): Fix description.
6224 2001-09-07 David Edelsohn <edelsohn@gnu.org>
6226 * rs6000.c (num_insns_constant): Compute number of instructions
6229 * doc/install.texi: Explain AIX exception handling work-around.
6230 Update URL for AIX fixes.
6232 2001-09-07 Jim Wilson <wilson@redhat.com>
6234 * alias.c (clear_reg_alias_info): New.
6235 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
6236 * rtl.h (clear_reg_alias_info): Declare.
6238 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6240 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
6242 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
6243 (m16m,edivm,emulm): Change declaration to match definition.
6245 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6247 * reload.c (push_reload): Check for subreg_lowpart_p instead of
6248 SUBREG_BYTE being 0 when determining if the inner part of a subreg
6251 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6253 * c-common.c (signed_or_unsigned_type): Handle machine mode types
6254 which have no corresponding C type.
6255 * fold_const.c (target_isinf,target_isnan,target_negative): Update
6256 the representation of 64-bit doubles to work with 64-bit ints.
6258 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
6260 * config/mips/mips.c (override_options): Do not override ISA when ABI
6261 specified if MIPS_CPU_STRING_DEFAULT was specified.
6263 2001-09-07 Richard Henderson <rth@redhat.com>
6265 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
6266 (express_from_1): Wrap lines.
6267 * rtlanal.c (commutative_operand_precedence): Rename from
6268 operand_preference; export.
6269 * rtl.h: Declare it.
6270 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6271 (simplify_binary_operation): Invoke simplify_plus_minus on
6272 (CONST (PLUS ...)) as well.
6273 (struct simplify_plus_minus_op_data): New.
6274 (simplify_plus_minus_op_data_cmp): New.
6275 (simplify_plus_minus): Use them. Avoid infinite recursion with
6276 simplify_binary_operation wrt CONST.
6278 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6280 * h8300-protos.h (general_operand_dst_push): Remove.
6281 * h8300.c (general_operand_dst_push): Likewise.
6282 * h8300.h (OK_FOR_T): Likewise.
6283 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6284 * h8300.md (pushqi_h8300): New.
6285 (pushqi_h8300hs): Likewise.
6287 (pushhi_h8300): Likewise.
6288 (pushhi_h8300hs): Likewise.
6291 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6293 * genattrtab.c (attr_printf): First arg is unsigned.
6294 Clean up formatting of callers.
6296 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6298 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6301 2001-09-07 Andreas Jaeger <aj@suse.de>
6303 * i386.h (TARGET_SWITCHES): Fix descriptions.
6305 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6307 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6309 2001-09-06 Ira Ruben <ira@apple.com>
6311 Remove OP_IDENTIFIER.
6312 * tree.def (OP_IDENTIFIER): Remove.
6313 * tree.c (tree_node_kind enum): Remove op_id_kind.
6314 (tree_node_kind_names): Remove "op_identifiers".
6315 (make_node): Remove OP_IDENTIFIER test.
6316 (build_op_identifier): Removed because it isn't being used.
6317 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6318 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6320 2001-09-06 Richard Henderson <rth@redhat.com>
6322 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6324 2001-09-06 Richard Henderson <rth@redhat.com>
6326 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6329 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6332 number used for CR register.
6334 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6335 Joern Rennecke (amylaar@cygnus.com)
6337 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6338 * h8300.c (initial_offset): Handle offset between RP and FP.
6339 (h8300_return_addr_rtx): New function.
6340 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6342 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6343 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6344 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6345 (CAN_ELIMINATE, REGISTER_NAMES):
6346 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6348 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6350 Remove TYPE_NONCOPIED_PARTS.
6351 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6352 (struct tree_type): Remove noncopied_parts.
6353 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6354 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6355 (fixed_type_p): Remove.
6356 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6357 (expand_expr, MODIFY_EXPR): Likewise.
6358 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6359 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6361 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6363 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6365 (mask64_operand): Likewise.
6366 (includes_rldic_lshift_p): Likewise.
6367 (includes_rldicr_lshift_p): Likewise.
6369 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6371 * objc/objc-act.c (build_message_expr): If a class method cannot
6372 be found, do not issue a warning if a corresponding instance
6373 method exists in the root class.
6375 2001-09-05 Richard Henderson <rth@redhat.com>
6377 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6379 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6381 * function.c (ggc_mark_struct_function): Mark f->outer.
6382 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6383 * integrate.c (output_inline_function): ... not here.
6385 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6387 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6389 * i386.c (size_cost): New static variable.
6390 (override_function): Use size_cost when -Os is specified.
6392 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6393 properly; Use current_function_calls_eh_return.
6394 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6395 use leave to avoid dependency chain.
6397 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6398 get BB loop_depth instead of computing it from LOOP notes.
6400 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6402 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6404 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6405 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6406 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6408 2001-09-05 Jeffrey A Law (law@cygnus.com)
6409 Jason Merrill (jason@redhat.com)
6411 * stor-layout.c (layout_type): Complain if an array's size can
6412 not be represented in a size_t.
6414 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6416 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6418 * gcc.c: (process_command) Add parentheses around assignment
6419 used as truth value.
6421 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6423 * config/mips/mips.c (save_restore_insns): Don't mark any register
6424 save slots as unchanging if current_function_calls_eh_return.
6426 2001-09-05 Richard Henderson <rth@redhat.com>
6428 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6429 * config/alpha/alpha-protos.h: Declare it.
6430 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6431 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6432 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6433 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6434 (REG_OK_FOR_BASE_P): Select one of the above.
6436 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6438 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6439 (crti.o): Prefix name of object file with $(T).
6442 2001-09-05 David S. Miller <davem@redhat.com>
6444 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6445 * config/sparc/linux64.h: Likewise.
6447 2001-09-05 Andreas Jaeger <aj@suse.de>
6449 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6450 available anymore, remove the documentation.
6451 (i386 Options): Fix typo, cleanup index entries.
6453 * prefix.c (concat): Remove, we can use the version from liberty.
6455 2001-09-05 Richard Henderson <rth@redhat.com>
6457 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6458 New functions split out of md file expanders.
6459 * config/alpha/alpha-protos.h: Declare them.
6460 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6462 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6464 * cppmacro.c (funlike_invocation_p): No need to restore context.
6466 2001-09-04 Richard Henderson <rth@redhat.com>
6468 * reload.c (push_reload): Export.
6469 * reload.h (push_reload): Declare it.
6471 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6472 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6473 * config/alpha/alpha.c (alpha_legitimize_address): New.
6474 (alpha_legitimize_reload_address): Likewise.
6475 * config/alpha/alpha-protos.h: Declare them.
6477 2001-09-04 Stan Shebs <shebs@apple.com>
6479 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6480 * config/darwin.c (machopic_stub_name): Account for internally
6481 generated lib calls such as memcpy.
6483 2001-09-04 Richard Henderson <rth@redhat.com>
6485 * unwind.h (_UA_END_OF_STACK): New flag.
6486 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6488 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6490 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6492 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6494 * config/mips/mips.c (save_restore_insns): Change base_offset to
6495 fp_offset in second call to mips_emit_frame_related_store.
6497 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6499 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6500 sometimes be represented as a NOTE of type
6501 NOTE_INSN_DELETED_LABEL.
6502 (Insns): Document NOTE_INSN_DELETED_LABEL.
6504 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6506 * c-common.h (tree_dump_index): Add more comments.
6507 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6508 (dump_option_value_info): New struct.
6509 (dump_options): New array.
6510 (dump_switch_p): Parse switch options symbolically.
6511 * doc/invoke.texi (-fdump-ast): Rename to ...
6512 (-fdump-tree): ... here. Document that options are symbolic, and
6513 not all are applicable.
6515 2001-09-04 David S. Miller <davem@redhat.com>
6517 * config/sparc/sparc.md (define_splits): Kill constraints.
6519 Cleanup redundant and unused insn attributes.
6520 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6521 binary, and move. Mark ialu as default.
6522 (commented out define_function_unit "alu"): Kill.
6523 (define_attr "use_clobbered"): Kill.
6524 (whole file): Kill address insn type references. Replace
6525 all unary/binary/move references with ialu.
6526 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6527 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6530 Simplify length insn attribute and make more judicious use
6531 of insn attribute defaulting.
6532 * config/sparc/sparc.md (all insns with length > one): Mark as
6533 insn type multi if real instructions, else use default if
6534 it is a forced splitter.
6535 (all insns with length == one): Use default insn length.
6536 (all insns of type ialu): Use default insn type.
6538 Fix erroneous insn attribute settings.
6539 (addx): Set insn type to misc.
6540 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6541 const_umulsidi3_sp64): Set insn type to imul.
6543 Track SFmode vs DFmode insns according to UltraSPARC
6545 * config/sparc/sparc.md ("fptype"): New attribute, default
6547 (all DFmode single insns): Mark as fptype "double".
6549 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6551 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6553 2001-09-03 Richard Henderson <rth@redhat.com>
6555 * function.h (struct function): Add arg_pointer_save_area_init.
6556 * function.c (expand_function_end): Init arg_pointer_save_area.
6557 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6558 when called from a nested function.
6560 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6562 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6565 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6567 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6569 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6571 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6572 (emit_push_insn): Use specified padding direction when
6573 STACK_PUSH_CODE is POST_INC.
6575 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6577 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6579 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6581 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6583 * cppinit.c (cpp_start_read): Free the imacros list as we
6584 traverse it. Don't free the chains before returning.
6585 (_cpp_push_next_buffer): Only try pushing buffers if we've
6586 completed -imacros handling.
6588 2001-08-31 Eric Christopher <echristo@redhat.com>
6590 * gcc.c (handle_braces): Add explaination for abort.
6592 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6594 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6595 move adjustment of bitpos instead.
6597 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6599 * function.c: Remove all_functions. Make outer_function_chain
6601 (init_function_start): Don't add new function structure to
6603 (find_function_data, push_function_context_to,
6604 pop_function_context_from, put_var_into_stack,
6605 trampoline_address): Update for changed structure element names.
6606 (push_function_context_to): Disentangle.
6607 (free_after_compilation): Also free F.
6608 (expand_dummy_function_end): Don't free cfun here.
6609 (put_var_into_stack): Comment why we can't use find_function_data here.
6610 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6611 (mark_function_chain): Split into maybe_mark_struct_function and
6612 ggc_mark_struct_function. Export the latter.
6613 (init_function_once): Mark from cfun and outer_function_chain;
6616 * function.h (struct function): Kill next_global. Rename next
6617 to outer. All users updated to match.
6618 (all_functions, outer_function_chain): Don't declare.
6620 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6621 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6622 don't touch f->inlinable, after calling rest_of_compilation.
6624 * tree.h: Forward-declare struct function. Prototype
6625 ggc_mark_struct_function.
6627 2001-08-31 Kazu Hirata <kazu@hxi.com>
6629 * config/h8300/h8300.md (*andorhi3): Fix typos.
6631 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6633 * calls.c (emit_library_call_value): Don't use a fixed
6634 argument after VA_CLOSE, i.e. out of scope in traditional C.
6636 * emit-rtl.c (gen_rtvec): Likewise.
6638 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6640 * Makefile.in (c-pragma.o): Depend on output.h.
6641 (reorg.o): Depend on except.h.
6643 * c-pragma.c: Include output.h.
6645 * reorg.c: Include except.h.
6647 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6649 2001-08-31 Richard Henderson <rth@redhat.com>
6651 * sched-deps.c (add_dependence): Don't elide dependency if the
6652 conditional used by insn is modified in elem.
6654 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6656 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6658 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6660 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6663 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6665 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6667 (stormy16_asm_out_constructor): New function.
6668 (TARGET_ASM_CONSTRUCTOR): Define.
6669 (TARGET_ASM_DESTRUCTOR): Define.
6671 2001-08-31 Andreas Jaeger <aj@suse.de>
6673 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6674 * loop.c (add_label_notes): Likewise.
6675 * reload.c (find_reloads): Likewise.
6676 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6678 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6680 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6681 code here. Take _Unwind_{W,Sw}ord*.
6682 (read_encoded_value_with_base): Use them.
6683 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6685 (extract_cie_info): Simplify read_?leb128 handling.
6686 (execute_stack_op, execute_cfa_program): Likewise.
6687 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6689 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6691 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6692 the frame pointer to pop the stack if convenient.
6694 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6695 Don't use post-increment before combine.
6696 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6697 a call-saved register.
6699 2001-08-31 Andreas Jaeger <aj@suse.de>
6701 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6704 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6706 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6707 not DIV/MOD, of course.
6709 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6711 * rtl.def: Undo my patch commited 2001-08-27.
6713 * genattrtab.c: Ditto.
6717 * sched-int.h: Ditto.
6719 * target-def.h: Ditto.
6723 * haifa-sched.c: Ditto.
6725 * sched-rgn.c: Ditto.
6727 * sched-vis.c: Ditto.
6729 * Makefile.in: Ditto.
6731 * doc/md.texi: Ditto.
6733 * doc/tm.texi: Ditto.
6735 * doc/contrib.texi: Ditto.
6737 * doc/gcc.texi: Ditto.
6739 * genattrtab.h: Remove it.
6741 * genautomata.c: Remove it.
6743 * genattr.c: Undo my patch and Richard Henderson's patch commited
6746 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6748 * config.gcc (h8300-*-elf*): New case.
6749 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6750 (SUBTARGET_CPP_SPEC): Define.
6751 (EXTRA_SPECS): Define.
6752 (SUBTARGET_EXTRA_SPECS): Define.
6753 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6754 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6756 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6758 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6759 (LIB2FUNCS_EXTRA): Define.
6760 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6761 config/h8300/fixunssfsi.c: New file.
6763 2001-08-30 Kazu Hirata <kazu@hxi.com>
6765 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6766 define_expand to accommodate target-specific attributes.
6767 (anonymous zero_extendqihi2 patterns): New.
6769 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6771 * h8300.md (*andorhi3): New pattern.
6773 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6775 * h8300.c (dosize): Fix test for "sub".
6777 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6779 * c-typeck.c (pointer_diff): Try to eliminate common term before
6782 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6784 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6785 Account for the saves of the FP registers.
6787 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6788 (TEXT_SECTION_ASM_OP): Define.
6789 (INIT_SECTION_ASM_OP): Define.
6790 (FINI_SECTION_ASM_OP): Define.
6791 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6792 (RDATA_SECTION_FUNCITON): Provide prototype.
6794 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6796 * reload1.c (move2add_note_store): Correct typo checking for
6799 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6801 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6802 note should not be considered outside the libcall block.
6804 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6806 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6808 2001-08-29 Kazu Hirata <kazu@hxi.com>
6810 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6812 2001-08-29 Kazu Hirata <kazu@hxi.com>
6814 * config/h8300/h8300-protos.h: Add a prototype for
6816 * config/h8300/h8300.c (emit_logical_op): New.
6817 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6824 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6826 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6827 comparison with rtx INTVAL.
6828 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6830 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6832 2001-08-29 Kazu Hirata <kazu@hxi.com>
6834 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6837 2001-08-29 Kazu Hirata <kazu@hxi.com>
6839 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6840 (reg n) to (mem (pre_dec (reg n))
6841 (anonymous movsi pattern): Likewise.
6843 2001-08-29 Kazu Hirata <kazu@hxi.com>
6845 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6847 2001-08-29 Kazu Hirata <kazu@hxi.com>
6849 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6850 several special constants.
6852 2001-08-29 Kazu Hirata <kazu@hxi.com>
6854 * config/h8300/lib1funcs.asm: Fix comment typos.
6856 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6859 Fix format specifier warnings.
6861 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6862 inet_makeaddr, semctl): Prototype.
6864 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6865 (save_restore_insns): Use base_offset, not gp_offset.
6867 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6868 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6870 2001-08-29 Richard Henderson <rth@redhat.com>
6872 * bb-reorder.c (function_tail_eff_head): New.
6873 (record_effective_endpoints): Set it.
6874 (fixup_reorder_chain): Use it.
6876 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6880 2001-08-28 Dale Johannesen <dalej@apple.com>
6882 * config/darwin.c (machopic_function_base_name): Add const
6883 qualifier to a string.
6884 (darwin_encode_section_info): Ditto.
6886 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6888 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6889 function definition.
6891 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6893 * df.h (struct df): Add rts_order variable.
6895 * df.c (df_visit_next_rts): New function.
6896 (df_visit_next): Renamed to df_visit_next_rc
6897 (df_analyse_1): Allocate/compute/free rts_order as well.
6898 (df_rd_global_compute): Use df_visit_next_rc instead of
6900 (df_ru_global_compute): Use df_visit_next_rts instead of
6903 * flow.c (flow_reverse_top_sort_order_compute): New function.
6905 * basic-block.h: Add prototype.
6907 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6909 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6910 blocks, the BB_REACHABLE is now set, rather than aux being
6911 non-NULL. Update the test to reflect this.
6913 2001-08-28 Eric Christopher <echristo@redhat.com>
6915 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6916 config/mips/crti.asm: Ditto.
6918 2001-08-28 Eric Christopher <echristo@redhat.com>
6919 Richard Henderson <rth@redhat.com>
6921 * c-pragma.h (add_weak): Move prototype from here...
6922 * output.h (add_weak): ... to here.
6923 * varasm.c (add_weak): Fix typo.
6924 * config/mips/crti.asm: New file.
6925 * config/mips/crtn.asm: Ditto.
6926 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6927 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6928 (INVOKE__main): Ditto.
6929 (INIT_SECTION_ASM_OP): New.
6930 (FINI_SECTION_ASM_OP): Ditto.
6931 (STARTFILE_SPEC): Add crti.
6932 (ENDFILE_SPEC): Add crtn.
6933 * config/mips/elf64.h: Same.
6934 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6936 * config/mips/vxworks.h: Ditto.
6937 * config/mips/t-elf: Support crti and crtn.
6939 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6941 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6944 2001-08-28 Richard Henderson <rth@redhat.com>
6946 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6947 (one_cmplbi2 splitter): Remove redundant test.
6949 2001-08-28 Dale Johannesen <dalej@apple.com>
6951 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6953 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6955 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6957 2001-08-28 Stan Shebs <shebs@apple.com>
6959 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6960 (UNALIGNED_SHORT_ASM_OP): Define.
6961 (UNALIGNED_INT_ASM_OP): Define.
6963 2001-08-28 Will Cohen <wcohen@redhat.com>
6965 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6966 generation for first set.
6968 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6970 * flow.c (redirect_edge_succ_nodup): Return new edge.
6971 (try_simplify_condjump): Use new edge.
6972 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6974 * cse.c (cse_basic_block): Skip note instructions.
6976 2001-08-27 Richard Henderson <rth@redhat.com>
6978 * combine.c (combine_simplify_rtx): Don't reverse condition
6979 if there is no reverse for the condition.
6980 (simplify_comparison): Don't simplify subregs from INT to FP.
6982 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6983 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6984 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6985 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6986 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6987 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6989 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6991 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6992 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6994 (adddi_dilshr32, adddi_dishl32): Only data register can be
6995 source for mem destination.
6997 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6998 and use bitnum to decide about register move.
7000 2001-08-27 Richard Henderson <rth@redhat.com>
7002 * genattr.c (main): Emit state_t even when not doing scheduling.
7004 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7005 Richard Henderson <rth@redhat.com>
7007 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7008 (reg_avail_info, current_bb): ... these.
7009 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7010 (compute_hash_table): Likewise.
7012 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7014 * flow.c (verify_flow_info): Use checksums to verify edges.
7016 2001-08-27 Richard Henderson <rth@redhat.com>
7018 * genautomata.c (expand_automata): Always create a description.
7020 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7022 * optabs.c (expand_binop): Correctly handle the carry in multiword
7023 add/subtract operations.
7025 2001-08-27 Fred Fish <fnf@be.com>
7027 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7030 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7032 * reload.c (find_reloads_toplev): Back out this change:
7034 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7036 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7037 mem if the address is a mode_dependent_address_p.
7039 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7041 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7042 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7043 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7046 * genattr.c (main): New variable num_insn_reservations. Increase
7047 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7048 pipeline hazard recognizer interface.
7050 * genattrtab.h: New file.
7052 * genattrtab.c: Include genattrtab.h.
7053 (attr_printf, check_attr_test, make_internal_attr,
7054 make_numeric_value): Move protypes into genattrtab.h. Define them
7056 (num_dfa_decls): New global variable.
7057 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7058 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7059 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7060 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7062 * genautomata.c: New file.
7064 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7066 * sched-int.h: (curr_state): Add the external definition for
7067 automaton pipeline interface.
7068 (haifa_insn_data): Add comments for members blockage and units.
7070 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7071 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7072 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7073 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7074 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7075 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7076 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7078 (TARGET_SCHED): Use the new macros.
7080 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7081 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7082 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7083 dfa_bubble): New members in gcc_target.sched.
7085 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7086 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7087 (insn_queue): Redefine it as pointer to array.
7088 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7090 (max_insn_queue_index_macro_value): New variable.
7091 (curr_state, dfa_state_size, ready_try): New varaibles for
7092 automaton interface.
7093 (ready_element, ready_remove, max_issue): New function prototypes
7094 for automaton interface.
7095 (choose_ready): New function prototype.
7096 (insn_unit, blockage_range): Add comments.
7097 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
7098 FUNCTION_UNITS_SIZE == 0.
7099 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
7100 actual_hazard, potential_hazard): Add comments.
7101 (insn_cost): Use cost -1 as undefined value. Remove
7102 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
7104 (ready_element, ready_remove): New functions for automaton
7106 (schedule_insn): Add new code for automaton pipeline interface.
7107 (queue_to_ready): Add new code for automaton pipeline interface.
7108 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
7109 (debug_ready_list): Print newline when the queue is empty.
7110 (max_issue): New function for automaton pipeline interface.
7111 (choose_ready): New function.
7112 (schedule_block): Add new code for automaton pipeline interface.
7113 Print ready list before scheduling each insn.
7114 (sched_init): Add new code for automaton pipeline interface.
7115 Initiate insn cost by -1.
7116 (sched_finish): Free the current automaton state and finalize
7117 automaton pipeline interface.
7119 * sched-rgn.c: Include target.h.
7120 (init_ready_list, new_ready, debug_dependencies): Add new code for
7121 automaton pipeline interface.
7123 * sched-vis.c: Include target.h.
7124 (get_visual_tbl_length): Add code for automaton interface.
7125 (target_units, print_block_visualization): Add comments.
7127 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
7128 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
7129 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
7130 (getruntime.o, genautomata.o): New entries.
7131 (genattrtab.o): Add new dependency file genattrtab.h.
7132 (genattrtab): Add new dependencies. Link it with `libm.a'.
7133 (getruntime.o, hashtab.o): New entries for canadian cross.
7135 * doc/md.texi: Description of automaton based model.
7137 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
7139 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7140 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7141 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7142 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7143 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7144 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7145 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
7147 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
7148 MAX_DFA_ISSUE_RATE): New macro descriptions.
7150 * doc/contrib.texi: Add dfa based scheduler contribution.
7152 * doc/gcc.texi: Add more information about genattrtab.
7154 2001-08-27 Diego Novillo <dnovillo@redhat.com>
7156 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
7159 2001-08-27 Richard Henderson <rth@redhat.com>
7161 * function.c (expand_function_end): Don't init arg_pointer_save_area.
7162 (get_arg_pointer_save_area): New. Create an init it here.
7163 (fix_lexical_addr): Use it.
7164 * function.h: Declare it.
7165 * builtins.c (expand_builtin_setjmp_receiver): Use it.
7166 * stmt.c (expand_nl_goto_receiver): Use it.
7168 2001-08-27 Richard Henderson <rth@redhat.com>
7170 * final.c (final_scan_insn): Don't enter APP_ON mode for
7173 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
7174 alignment for assemble_integer for DW_EH_PE_aligned.
7175 * except.c (output_function_exception_table): Likewise.
7177 2001-08-26 Andreas Jaeger <aj@suse.de>
7179 * c-tree.h: Add prototyp for c_sizeof_nowarn.
7181 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
7183 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
7185 2001-08-27 Alan Modra <amodra@bigpond.net.au>
7187 * config/rs6000/rs6000.c (mask_operand): Rewrite without
7189 (mask64_operand): Likewise.
7190 (rldic_operand): Delete.
7191 (includes_lshift64_p): Delete.
7192 (includes_rldic_lshift_p): New function.
7193 (includes_rldicr_lshift_p): New function.
7194 (print_operand): Don't call rldic_operand in case 'W'.
7195 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
7196 (includes_lshift64_p): Remove.
7197 (includes_rldic_lshift_p): Declare.
7198 (includes_rldicr_lshift_p): Declare.
7199 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
7200 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
7201 Replace match_operand rldic_operand predicate with
7202 const_int_operand. Replace includes_lshift64_p condition with
7203 includes_rldic_lshift_p.
7204 <ashldi3_internal 64 bit rldicr patterns>: New.
7206 2001-08-27 Andreas Jaeger <aj@suse.de>
7208 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7209 * errors.c: Likewise.
7210 * final.c: Likewise.
7211 * dwarf2asm.c: Likewise.
7212 * doprint.c (checkit): Likewise.
7213 * diagnostic.c: Likewise.
7214 * collect2.c: Likewise.
7215 * calls.c: Likewise.
7216 * c-semantics.c (build_stmt): Likewise.
7217 * c-format.c (status_warning): Likewise.
7218 * c-errors.c (pedwarn_c99): Likewise.
7219 * builtins.c (validate_arglist): Likewise.
7220 * config/pj/pj.c (pj_printf): Likewise.
7221 * fix-header.c: Likewise.
7223 * gcov.c (fnotice): Likewise.
7224 * gensupport.c (message_with_line): Likewise.
7225 * mips-tfile.c: Likewise.
7226 * protoize.c (notice): Likewise.
7227 * read-rtl.c (fatal_with_file_and_line): Likewise.
7228 * rtl-error.c: Likewise.
7229 * tradcpp.c: Likewise.
7231 * cp/tree.c (build_min_nt): Likewise.
7232 (build_min): Likewise.
7233 * cp/lex.c: Likewise.
7234 * cp/errfn.c: Likewise.
7235 * cp/rtti.c (create_pseudo_type_info): Likewise.
7237 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
7239 * df.c (df_uses_record): Return after recording all uses
7242 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
7244 * df.c (df_insn_modify): Realloc the INSN table here, if
7245 necessary, here, too.
7247 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
7249 * config/mips/mips.c (mips_function_value): Handle complex return
7252 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
7254 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
7256 * reload.c (make_memloc): Copy result if it is still
7257 reg_equiv_memory_loc[regno] on return.
7258 (subst_reloads) [ENABLE_CHECKING]: Check that none of
7259 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
7260 reg_equiv_mem are modified by the substitutions.
7262 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7264 * predict.c (expensive_function_p): New.
7265 * rtl.h (expensive_function_p): Declare.
7266 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7267 (use_fast_prologue_epilogue): New static variable.
7268 (expand_prologue): Set it; emit short prologues if unset.
7269 (expand_epilogue): Likewise.
7271 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7273 * config.gcc: Add stormy16-*-elf case.
7274 * config/stormy16/stormy-abi: New file.
7275 * config/stormy16/stormy16-lib2.c: New file.
7276 * config/stormy16/stormy16-protos.h: New file.
7277 * config/stormy16/stormy16.c: New file.
7278 * config/stormy16/stormy16.h: New file.
7279 * config/stormy16/stormy16.md: New file.
7280 * config/stormy16/t-stormy16: New file.
7282 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7284 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7286 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7288 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7289 descriptor members are pointer size, not constant 4.
7290 * config/rs6000/rs6000.md (define_splits): Remove more unused
7293 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7295 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7297 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7299 * cp/rtti.c (VPARAMS): Fix parameter.
7301 2001-08-24 Zack Weinberg <zackw@panix.com>
7303 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7305 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7307 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7308 in if controlling use of insv.
7309 (extract_bit_field): Likewise, for extv and extzv.
7311 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7313 * i386.md (movcc peep2): Fix load of 0.
7315 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7317 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7318 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7320 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7322 * c-pragma.h: Move weak_syms and weak_decls...
7323 * varasm.c: ...here. Now static.
7324 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7325 depend on HANDLE_PRAGMA_WEAK.
7327 * c-common.c (c_alignof, c_alignof_expr): Move here...
7328 * c-typeck.c: ...from here.
7329 * c-tree.h, c-common.h: Adjust.
7331 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7333 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7334 instead of incrementing it.
7336 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7337 asm ready, don't try to move them all into the same array element.
7339 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7341 * function.c (thread_prologue_and_epilogue_insns): Avoid
7342 fallthru flag on edge to exit.
7344 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7346 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7349 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7351 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7352 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7353 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7356 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7358 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7359 replace "GNU CC" with "GCC".
7361 2001-08-23 Richard Henderson <rth@redhat.com>
7363 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7364 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7365 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7366 Need GR between FR and not GR_AND_FR.
7367 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7368 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7369 AR regs before GR regs.
7370 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7371 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7372 (REGISTER_MOVE_COST): Update.
7373 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7375 2001-08-23 Richard Henderson <rth@redhat.com>
7377 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7380 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7382 * reload1.c (emit_reload_insns): Don't look for notes
7383 on a NULL store_insn.
7385 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7387 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7388 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7389 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7390 format specifier warnings.
7391 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7393 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7395 * config/i386/i386-protos.h: Correct declaration of
7396 i386_pe_asm_named_section.
7398 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7400 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7402 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7404 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7406 * cpperror.c (print_location): Don't show _Pragma.
7407 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7408 and file change callback generation here.
7409 (stack_include_file): Update use of cpp_push_buffer.
7410 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7411 (struct cpp_buffer): Remove type, pfile members.
7412 * cppinit.c (cpp_handle_option): Use free_chain.
7413 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7414 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7415 a cpp_reader rather than a cpp_buffer.
7416 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7417 skip_line_comment, parse_string, lex_percent, lex_dot,
7418 _cpp_lex_token): Update accordingly.
7419 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7421 (cpp_push_buffer): Update prototype.
7422 (run_directive): Update use of cpp_push_buffer.
7423 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7424 handle_assertion): Update use of run_directive.
7425 * cpplib.h (enum cpp_buffer_type): Remove.
7426 (cpp_push_buffer): Update prototype.
7427 * fix-header.c (read_scan_file): Update.
7429 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7431 * gcc.c (struct prefix_list): Change prefix to const char *.
7433 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7435 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7437 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7439 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7442 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7445 * ifcvt.c (dead_or_predicable): Adjust.
7446 * loop.c (find_and_verify_loops): Adjust.
7447 * stmt.c (expand_end_case): Adjust.
7448 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7449 head and end insn pointers in the basic block, not just local copies.
7450 (merge_blocks_move_predecessor_nojumps): Likewise.
7452 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7454 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7455 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7456 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7457 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7458 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7459 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7460 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7461 conditions.h, config.gcc, configure.frag, configure.in,
7462 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7463 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7464 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7465 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7466 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7467 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7468 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7469 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7470 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7471 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7472 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7473 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7474 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7475 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7476 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7477 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7478 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7479 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7480 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7481 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7482 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7483 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7484 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7485 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7486 params.h, predict.c, predict.def, predict.h, prefix.c,
7487 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7488 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7489 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7490 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7491 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7492 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7493 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7494 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7495 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7496 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7497 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7498 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7499 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7500 xcoffout.h: replace "GNU CC" with "GCC".
7502 2001-08-21 Richard Henderson <rth@redhat.com>
7504 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7505 (final_scan_insn): Consider jump tables data even if we have no
7506 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7508 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7509 (ASM_OUTPUT_CASE_END): Remove.
7510 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7511 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7512 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7514 2001-08-21 Richard Henderson <rth@redhat.com>
7516 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7517 at barrier insns. Emit stop bits before barriers.
7519 * flow.c (flow_find_cross_jump): Don't consider unconditional
7520 return insns for commoning.
7522 * final.c (compute_alignments): Fix typo.
7524 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7525 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7526 (store_bit_field): Use mode_for_extraction more places.
7527 (extract_bit_field): Likewise.
7529 2001-08-21 Zack Weinberg <zackw@panix.com>
7531 * caller-save.c: Don't include insn-codes.h.
7532 (reg_save_code, reg_restore_code): Make arrays of int.
7533 All uses updated to match.
7534 (insert_save, insert_restore): No need to initialize "code"
7535 variable upon declaration.
7536 * Makefile.in: update dependencies; fix typo in clean rule.
7538 2001-08-21 Richard Henderson <rth@redhat.com>
7540 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7541 (merge_if_block): Handle fallout from same.
7543 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7545 * builtins.c (type_to_class): Fix typo in last change.
7547 2001-08-21 Richard Henderson <rth@redhat.com>
7549 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7550 ia64_asm_output_label.
7552 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7553 copy of gp while the real gp register contains garbage.
7555 2001-08-21 Zack Weinberg <zackw@panix.com>
7557 * expmed.c (mode_for_extraction): New function.
7558 (store_bit_field, extract_bit_field): Use it.
7559 * expr.h: Prototype it and provide an enum for its first argument.
7561 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7562 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7563 and digging through the insn_data tables.
7564 * Makefile.in: Update dependencies.
7566 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7568 * cppfiles.c (stack_include_file): line-map.c now handles include
7570 (handle_missing_handler): Similarly.
7571 (_cpp_execute_include): Similarly.
7572 (_cpp_pop_file_buffer): Similarly.
7573 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7574 buffer_stack_depth and include_depth.
7575 * cpplib.c (do_include_common): line-map.c now handles include depth.
7576 (cpp_push_buffer): Similarly.
7577 (_cpp_pop_buffer): Similarly.
7578 * cppmacro.c (builtin_macro): Update.
7579 * line-map.c (init_line_maps): Set depth.
7580 (add_line_map): Increment "used" earlier. Update and use the
7582 (trace_include): Use the include depth.
7583 * line-map.h (struct line_maps): New member depth.
7585 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7587 * cppfiles.c (stack_include_file): Don't handle -H here.
7588 * cppinit.c (cpp_start_read): Set include tracing after
7589 cpp_post_options and after stacking the main file.
7590 * line-map.c (trace_include): New.
7591 (init_line_maps, add_line_map): Update.
7592 * line-map.h (struct line_maps): New member trace_includes.
7594 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7596 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7597 * cppfiles.c (stack_include_file): Only stack a file if there
7598 is something to do. Return a boolean indicating whether a
7599 buffer was stacked or not.
7600 (_cpp_execute_include): Similarly.
7601 (_cpp_read_file): Similarly.
7602 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7604 2001-08-21 Sam Steingold <sds@gnu.org>
7606 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7607 (RECACHE): keep obufp_before_macroname up to date
7609 2001-08-21 Zack Weinberg <zackw@panix.com>
7611 * stmt.c: Don't include insn-codes.h.
7612 (expand_end_case): Machine specific logic moved to expr.c.
7613 No need to worry about __builtin_classify_type.
7614 (check_for_full_enumeration_handling, emit_case_nodes):
7617 * builtins.o (expand_builtin_classify_type): Split up so code
7618 can be shared with fold_builtin_classify_type.
7619 (type_to_class, fold_builtin_classify_type): New functions.
7620 (fold_builtins): Handle __builtin_classify_type.
7622 * expr.c (do_tablejump): Now static.
7623 (case_values_threshold, try_casesi, try_tablejump): New;
7624 code mostly from stmt.c (expand_end_case).
7625 (expr.h): Update prototypes.
7627 * Makefile.in (stmt.o): Update dependencies.
7629 2001-08-21 Will Cohen <wcohen@redhat.com>
7631 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7632 declaration of variable i.
7633 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7634 declaration of variable i.
7636 2001-08-21 Richard Henderson <rth@redhat.com>
7638 * crtstuff.c: Fix thinko last change. Move list tails to start
7639 of CRT_END section. Tidy ifdefs.
7640 (__EH_FRAME_BEGIN__): Always static for ELF.
7641 (__do_global_ctors_1): Rename from __frame_dummy.
7642 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7643 name change; don't hide __EH_FRAME_BEGIN__.
7645 2001-08-21 Richard Henderson <rth@redhat.com>
7647 * gdbinit.in: Move break on exit after break on fancy_abort.
7649 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7652 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7654 * cpphash.h (_cpp_push_next_buffer): New.
7655 * cppinit.c (do_includes): Remove.
7656 (push_include, free_chain, _cpp_push_next_buffer): New.
7657 (cpp_start_read): Use them to rework command line option handling.
7658 (cpp_handle_option): Combine handling of -include and -imacros.
7659 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7660 appropriate. Always insert missing \n at EOF.
7661 * cpplib.c (start_directive): Get the directive position right.
7662 * cppmain.c (cb_file_change): Always print the first line, unless
7665 2001-08-20 Andreas Jaeger <aj@suse.de>
7667 * profile.c (compute_branch_probabilities): Remove extra new-line
7669 * flow.c (verify_flow_info): Likewise.
7671 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7673 * basic-block.h (basic_block): Add new field 'flags'.
7674 (BB_REACHABLE): Define.
7675 (expunge_block): Declare.
7676 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7677 (EXIT_BLOCK_PTR): Ditto.
7678 (expunge_block): Remove static declaration.
7679 (cleanup_cfg): Clear bb->aux on every basic block.
7680 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7681 computing reachability.
7682 (delete_unreachable_blocks): Delete block b if b->flags has
7685 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7687 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7689 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7691 * sparc.c (sparc_variable_issue): Fix typo in last change.
7693 2001-08-20 Richard Henderson <rth@redhat.com>
7695 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7697 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7699 * pa.h (RETURN_IN_MEMORY): Improve comment.
7701 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7703 * doc/invoke.texi (Profiling options): Clarify the interactions
7704 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7706 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7708 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7711 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7713 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7716 2001-08-20 Richard Henderson <rth@redhat.com>
7718 * final.c (end_final): Fix typo last change.
7720 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7722 * cppinit.c (init_standard_includes): The returned buffer
7723 is already malloc-ed.
7724 * gcc.c (add_prefix): Similarly.
7725 * prefix.c (translate_name): Update to support clear buffer
7727 (update_path): Similarly. Be sure to free any newly allocated
7728 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7730 * prefix.h (update_path): Update prototype and document.
7731 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7732 up and update to new buffer ownership rules.
7733 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7735 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7737 * final.c (compute_alignments): New function.
7738 (init_insn_lengths): Do not care label_align.
7739 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7740 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7741 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7742 (shorted_branches): Realloc label_align array; do
7743 not call init_insn_lengths; Do not care about loop alignments.
7744 * output.h (compute_alignments): Declare.
7745 * toplev.c (rest_of_compilation): Call compute_alignments.
7746 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7748 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7749 change visited to tovisit.
7750 (propagate_freq): Use faster traversing algorithm.
7751 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7752 to tovisit; reverse meaning.
7754 * predict.c (struct block_info_def): Remove nvisited.
7755 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7756 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7758 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7760 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7761 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7762 (TARGET_FUSED_MADD): New.
7763 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7764 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7765 the multiply-add instructions.
7767 2001-08-19 Richard Henderson <rth@redhat.com>
7769 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7770 is aligned to pointer size.
7772 2001-08-19 Richard Henderson <rth@redhat.com>
7774 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7775 display markers during final schedule.
7777 2001-08-19 Richard Henderson <rth@redhat.com>
7779 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7781 2001-08-19 Richard Henderson <rth@redhat.com>
7783 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7785 (ASM_NAME_TO_STRING): Remove.
7786 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7787 in the same string. Remove support for expressions.
7789 2001-08-19 Richard Henderson <rth@redhat.com>
7791 * config/i386/i386.md (tablejump): Make an expander; handle
7792 pic relative addressing here.
7793 (tablejump_1): Rename from tablejump_pic.
7796 2001-08-19 Richard Henderson <rth@redhat.com>
7798 * regclass.c (fix_register): Fix typo.
7800 2001-08-18 Richard Henderson <rth@redhat.com>
7802 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7803 (struct _Unwind_Context): Expand br_loc to hold it.
7804 (uw_frame_state_for): Handle leaf functions better.
7805 (uw_update_reg_address): Update for br_loc change.
7807 2001-08-18 Richard Henderson <rth@redhat.com>
7809 * crtstuff.c: Move list heads before code that uses them.
7810 (__JCR_LIST__): Remove initial null.
7811 (frame_dummy, __frame_dummy): Do java registration here ...
7812 (__do_global_ctors_aux): ... not here.
7814 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7815 (__do_global_dtors_aux): Update to match.
7816 (__JCR_LIST__, __do_jv_register_classes): New.
7818 * config/ia64/crtend.asm (__JCR_END__): New.
7819 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7820 instead of an indirect LTOFF22 reloc.
7822 2001-08-18 Richard Henderson <rth@redhat.com>
7824 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7825 * regclass.c (init_reg_sets_1): Fix typo.
7826 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7827 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7828 (ia64_compute_frame_size): Make ar.unat live when in use.
7829 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7830 for ar.pfs; remove ar.unat handling.
7831 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7833 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7834 * config/ia64/ia64-protos.h: Update decls.
7835 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7836 (sibcall_pic): Likewise.
7838 2001-08-18 Richard Henderson <rth@redhat.com>
7840 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7841 pred_rel_mutex when searching for insn_group_barrier.
7842 * config/ia64/ia64.md (cycle_display): Combine the expander
7845 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7846 bit before asm as needed.
7848 2001-08-18 Richard Henderson <rth@redhat.com>
7850 * timevar.def (TV_MACH_DEP): New.
7851 * toplev.c (rest_of_compilation): Use it.
7852 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7854 2001-08-18 Zack Weinberg <zackw@panix.com>
7856 * unwind-dw2.c (execute_stack_op): Add default aborts to
7857 the inner switches to prevent warnings.
7859 2001-08-18 Richard Henderson <rth@redhat.com>
7861 * timevar.h (struct timevar_time_def): Change element type to float.
7862 (ticks_to_msec, clocks_to_msec): Likewise.
7863 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7864 (get_time): Likewise.
7865 (timevar_print): Adjust zero check and printing to match.
7867 2001-08-18 Zack Weinberg <zackw@panix.com>
7869 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7870 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7871 Eliminate overfull or underfull hboxes.
7873 2001-08-18 Zack Weinberg <zackw@panix.com>
7875 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7877 2001-08-18 Zack Weinberg <zackw@panix.com>
7879 * haifa-sched.c: Convert to target hooks. Macros replaced
7880 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7881 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7882 MD_SCHED_FINISH, and HAVE_cycle_display.
7883 * target-def.h (TARGET_SCHED_ADJUST_COST,
7884 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7885 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7886 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7887 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7888 New hook #defines to be overridden.
7889 (TARGET_SCHED): Bring them all together.
7890 (TARGET_INITIALIZER): Update.
7891 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7892 instead of 'struct rtx_def *' throughout.
7893 (struct sched): New set of hooks for the scheduler.
7894 * Makefile.in (haifa-sched.o): Depend on target.h.
7895 * doc/tm.texi: Document the new scheduler hooks, together in
7896 their own section, instead of scattered around.
7897 Fix a bunch of underfull/overfull hboxes.
7899 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7900 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7901 sparc.h: Don't define any of the old scheduler macros.
7903 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7904 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7905 sparc.c: Create hook functions from code extracted from
7906 corresponding target header, or make existing hooks static, as
7907 appropriate. Set the appropriate entries in targetm.
7909 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7910 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7911 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7912 Remove prototypes for functions which are now static.
7914 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7915 related gunk; the Haifa scheduler is now the only choice.
7917 2001-08-18 Zack Weinberg <zackw@panix.com>
7919 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7920 * genopinit.c: Put floating point divide insns in sdiv_optab.
7921 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7922 * config/gofast.h, config/c4x/c4x.h,
7923 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7924 config/pa/long_double.h, config/rs6000/sysv4.h,
7925 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7926 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7927 (init_optabs): Use init_optabv for overflow-trapping optabs.
7928 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7929 cmp_optab RTX codes so have_insn_for can find them.
7931 * optabs.c (expand_simple_binop, expand_simple_unop,
7932 have_insn_for, gen_sub3_insn): New interfaces.
7933 * expr.h: Prototype new functions.
7934 (enum optab_methods): Move here from optabs.h.
7936 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7937 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7938 Use new functions instead of working directly with optabs.
7939 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7940 unroll.c: Don't include optabs.h.
7941 * caller-save.c, combine.c, function.c, stmt.c: Just include
7942 insn-codes.h, not optabs.h.
7943 * Makefile.in: Update dependencies.
7945 * combine.c (make_compound_operation, simplify_comparison):
7946 Fix typos testing for this or that instruction.
7948 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7950 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7951 generating libgcc.a.
7953 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7955 * except.c (TYPE_HASH): Delete.
7957 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7960 * tree.c (TYPE_HASH): Delete.
7962 * tree.h (TYPE_HASH): Define.
7964 2001-08-18 Graham Stott <grahams@redhat.com>
7966 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7968 (adddi3_internal_2+2): Likewise.
7969 (eh_set_lr_di+1): Likewise.
7971 2001-08-17 Richard Henderson <rth@redhat.com>
7973 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7974 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7975 * dwarf2asm.c: ... here.
7976 * dwarfout.c: Remove them.
7978 * varasm.c (assemble_integer): Add align parameter.
7979 (assemble_real, output_constant, output_constructor): Likewise.
7980 * output.h: Update decls.
7981 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7982 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7983 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7984 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7985 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7988 * final.c (end_final): Abort profile block generation if we
7989 havn't layed it out properly.
7990 * output.h (assemble_eh_integer): Remove stale decl.
7991 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7993 (assemble_integer): Handle unaligned data.
7994 (assemble_real): Abort on unaligned data.
7995 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7997 (default_dtor_section_asm_out_destructor): Use assemble_align.
7998 (default_named_section_asm_out_constructor): Likewise.
7999 (default_ctor_section_asm_out_constructor): Likewise.
8000 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8001 (machopic_asm_out_destructor): Likewise.
8002 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8003 (nextstep_asm_out_destructor): Likewise.
8004 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8005 (vms_asm_out_destructor): Likewise.
8007 2001-08-17 Richard Henderson <rth@redhat.com>
8009 * config/mips/iris6.h (TARGET_IRIX6): New.
8010 (current_section_name, current_section_flags): New.
8011 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8012 (MAX_OFILE_ALIGNMENT): New.
8013 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8014 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8015 (copy_file_data): Split out from
8016 (mips_asm_file_end): ... here.
8017 (mips_asm_file_start): Remove extra .section directive. Use
8018 tmpfile instead of mips_make_temp_file.
8019 (mips_unique_section): Use const char * as needed for warnings.
8020 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8021 re-add align parameter.
8022 (iris6_asm_named_section): New.
8023 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8024 (iris6_asm_output_align, iris6_section_align_1): New.
8025 (iris6_asm_file_start, iris6_asm_file_end): New.
8026 * config/mips/mips-protos.h: Update decls.
8028 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8030 * doc/install.texi (Install GCC): Add links to build status pages.
8032 (Final install): Ditto; request updates for specific info
8034 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8036 * cpperror.c (print_location): Don't take a file name; use the
8038 (_cpp_begin_message): Similarly.
8039 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8040 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8041 (cpp_pedwarn_with_file_and_line): Remove.
8042 * cppfiles.c (stack_include_file): Update; set filename to stdin
8043 here when appropriate.
8044 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8045 (_cpp_begin_message): Don't take a file name.
8046 * cppinit.c: Add comment.
8047 * cpplex.c: Fix end-of-directive indicator.
8048 * cpplib.c: Don't include intl.h.
8049 (run_directive, do_diagnostic): Update.
8050 (do_line): Update to not use nominal_fname.
8051 (cpp_push_buffer): Don't take a filename.
8052 * cpplib.h (struct ht): Remove.
8053 (cpp_push_buffer): Don't take a filename.
8054 (cpp_pedwarn_with_file_and_line): Remove.
8055 * cppmacro.c (struct cpp_macro): Remove file.
8056 (builtin_macro): Update.
8057 (_cpp_create_definition): Update.
8058 * cppmain.c: Correct comment.
8059 * fix-header.c (read_scan_file): Update.
8061 2001-08-17 Kazu Hirata <kazu@hxi.com>
8063 * sbitmap.c: Fix comment formatting.
8064 * sched-deps.c: Likewise.
8065 * sibcall.c: Likewise.
8066 * simplify-rtx.c: Likewise.
8068 * ssa-ccp.c: Likewise.
8069 * stor-layout.c: Likewise.
8070 * timevar.c: Likewise.
8071 * toplev.c: Likewise.
8072 * unwind-dw2.c: Likewise.
8073 * unwind-dw2-fde.c: Likewise.
8074 * varasm.c: Likewise.
8076 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8078 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8079 or larger than an integer in memory.
8081 2001-08-17 Zack Weinberg <zackw@panix.com>
8083 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8084 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8085 * rtl.h: Don't forward-declare union tree_node here. Don't
8086 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8087 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8088 and tree respectively.
8089 * tree.h: Don't forward-declare struct rtx_def here. Don't
8090 typedef tree here. Change all uses of struct rtx_def *,
8091 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8092 and tree respectively.
8094 2001-08-17 Richard Henderson <rth@redhat.com>
8096 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
8097 config/mips/openbsd.h: Fix typos last change.
8099 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8101 * doc/invoke.texi (Optimize Options): The default for
8102 -finline-limit is 600.
8104 2001-08-17 Richard Henderson <rth@redhat.com>
8106 * varasm.c (text_section): Allow TEXT_SECTION to override the
8107 printing of TEXT_SECTION_ASM_OP.
8108 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
8109 (DATA_SECTION, BSS_SECTION): Remove.
8110 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
8111 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
8112 Rename from s/_NAME//.
8113 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
8114 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
8115 (TEXT_SECTION): ... here. New.
8116 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
8117 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
8118 * config/mips/openbsd.h: Likewise.
8119 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
8120 (mips_asm_file_end): Likewise test.
8121 (mips_output_function_epilogue): Likewise. Switch back to data
8122 section after emitting the function.
8124 * doc/tm.texi (Sections): Document TEXT_SECTION.
8126 2001-08-17 Richard Henderson <rth@redhat.com>
8128 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
8129 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
8131 2001-08-17 Richard Henderson <rth@redhat.com>
8133 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
8134 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
8135 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
8136 Add aligned attribute.
8138 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
8140 * config/sh/sh.md: Add modes to unspecs in first insn to match
8141 those in the second.
8143 * Makefile.in: Fix collect2 copy for Cygwin.
8145 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8147 Install the proper patch.
8148 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8149 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8150 (expand_function_start): Likewise.
8151 * stmt.c (expand_decl): Likewise.
8152 * varasm.c (make_decl_rtx): Likewise.
8154 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8156 * final.c: Undo my previous accidental checkin.
8157 * output.h: Likewise.
8158 * tm.texi: Likewise.
8160 2001-08-16 Richard Henderson <rth@redhat.com>
8162 * varasm.c (named_section_flags): Remove align parameter.
8163 * varasm.c, dwarf2out.c: Update all callers.
8164 * output.h: Update prototypes.
8166 * target.h (target.asm_out.named_section): Remove align parameter.
8167 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
8168 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
8169 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
8170 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
8171 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
8173 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
8174 (get_named_section_flags, set_named_section_flags): New.
8175 (named_section_flags): Use them.
8176 (named_section): Do decl vs section flags check here...
8177 (default_section_type_flags): ... not here.
8178 (init_varasm_once): Create in_named_htab.
8179 (resolve_unique_section): Mark reloc unused.
8181 2001-08-16 Richard Henderson <rth@redhat.com>
8183 * varasm.c (force_const_mem): Keep pool alignment in bits.
8184 (output_constant_pool): Use assemble_align.
8186 2001-08-16 Zack Weinberg <zackw@panix.com>
8188 * doc/tm.texi: Remove extra @table command.
8190 2001-08-16 Zack Weinberg <zackw@panix.com>
8192 * final.c (shorten_branches): Clear the end of the label_align
8193 array only if we made it larger. Break up messy expressions
8196 * diagnostic.c (internal_error): Check for error recursion
8197 before doing ICE suppression.
8199 * timevar.c: Timing variables now count in milliseconds.
8200 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
8201 (get_time): Not here.
8202 (timevar_print): Don't print any timer whose user, cpu, and
8203 wall times are all zero as displayed.
8204 * timevar.h: Update comment aboout units. Make timevar
8207 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8209 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8210 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8211 (expand_function_start): Likewise.
8212 * stmt.c (expand_decl): Likewise.
8213 * varasm.c (make_decl_rtx): Likewise.
8215 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
8217 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
8218 (finalize_record_size): Don't set TYPE_USER_ALIGN.
8220 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8222 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
8225 2001-08-16 Andreas Jaeger <aj@suse.de>
8227 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
8230 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
8232 * rtl.h (only_sets_cc0_p): New prototype.
8233 * jump.c (sets_cc0_p): Handle INSN.
8234 (only_sets_cc0_p): New function.
8235 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
8236 (tidy_fallthru_edge): Likewise.
8237 * integrate.c (copy_insn_list): Likewise.
8238 * unroll.c (unroll_loop): Likewise.
8239 (copy_loop_body): Likewise.
8241 2001-08-15 Jason Eckhardt <jle@redhat.com>
8243 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
8245 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8247 * predict.c (struct block_info_def): Remove nvisited.
8248 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8249 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8251 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
8252 (ix86_adjust_cost): Teach scheduler that latency to load operand can
8255 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
8257 * predict.def: Update hitrates.
8259 2001-08-15 Richard Henderson <rth@redhat.com>
8261 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
8263 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
8265 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
8266 note from its associated jump.
8268 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8270 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8271 also on 64-bit s390x targets.
8273 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8275 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8277 (arm_expand_prologue): Handled nested functions which take a
8278 variable argument list.
8279 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8280 macro with an invocation of
8281 arm_compute_initial_elimination_offset.
8282 * config/arm/arm-protos.h: Prototype
8283 arm_compute_initial_elimination_offset.
8285 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8287 * doc/install.texi (Specific, avr): Fix markup.
8288 (Specific, c4x): Ditto.
8290 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8292 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8294 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8296 * Makefile.in (OBJS): Add rtl-error.o
8297 (rtl-error.o): New rule.
8298 (diagnostic.o): Adjust dependency.
8299 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8300 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8301 warning_for_asm): Move to...
8302 rtl-error.c: ...here. New file.
8304 2001-08-14 Richard Henderson <rth@redhat.com>
8306 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8307 if USING_SJLJ_EXCEPTIONS.
8309 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8311 * tlink.c (scan_linker_output): Check string for unsatisfied in
8312 addition to undefined and unresolved.
8314 2001-08-14 Graham Stott <grahams@redhat.com>
8316 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8317 EH_FRAME_SECTION_NAME.
8319 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8321 * genattrtab.c (simplify_test_exp_in_temp): New function.
8322 (simplify_test_exp): Avoid explicit use of temporary obstack.
8323 (simplify_cond, insert_right_side, evaluate_eq_attr,
8324 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8325 Use simplify_test_exp_in_temp.
8326 (optimize_attrs): Iterate until expression stabilizes.
8328 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8330 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8331 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8333 2001-08-13 Richard Henderson <rth@redhat.com>
8335 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8336 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8337 * config/arm/conix-elf.h: Likewise.
8339 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8341 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8343 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8345 * gcse.c (hash_scan_set): Expressions that are set as part of
8346 jump instructions are not available.
8348 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8350 * config/s390/s390.c (print_operand, s390_function_prologue,
8351 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8353 2001-08-13 Richard Henderson <rth@redhat.com>
8355 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8356 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8357 * doc/tm.texi (Exception Region Output): Document it.
8359 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8361 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8362 DWARF2 instead of stabs by default.
8364 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8366 * config/rs6000/rs6000.c: Include optabs.h.
8368 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8370 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8371 save/restore routines.
8372 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8374 2001-08-13 Andreas Jaeger <aj@suse.de>
8376 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8377 the english is correct.
8379 2001-08-13 Zack Weinberg <zackw@panix.com>
8381 * expr.h: Split out optab- and libfunc-related code to...
8382 * optabs.h, libfuncs.h: ... these new headers.
8384 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8386 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8388 * mkconfig.sh: Don't include insn-codes.h from config.h.
8390 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8391 enum insn_code is available. Move reload_in_optab and
8392 reload_out_optab array declarations to optabs.h.
8393 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8394 there, prototype in expr.h.
8395 * gencodes.c: Cleanup: zap global variables, don't use
8396 printf where puts will do, don't bother defining MAX_INSN_CODE
8397 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8399 * genemit.c, genopinit.c: Include optabs.h in generated file.
8400 * genoutput.c: Include insn-codes.h in generated file.
8401 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8402 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8403 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8404 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8405 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8406 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8408 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8409 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8410 config/m88k/m88k.c, config/sparc/sparc.c:
8412 * reload.c: Include expr.h and optabs.h before reload.h.
8413 * config/alpha/alpha.c: Include tree.h before reload.h.
8414 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8415 and reload.h in that order.
8416 * config/sparc/sparc.c: Include debug.h.
8417 * recog.c: Include insn-codes.h.
8419 2001-08-13 Andreas Jaeger <aj@suse.de>
8421 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8424 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8426 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8427 * gcc.c (init_spec): Fix typo in comment.
8428 * varasm.c (data_section): Fix typo in comment.
8430 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8432 * predict.c (dump_prediction): New argument "USED".
8433 (combine_predictions_for_insn): Determine the used heuristics,
8434 output the case no heuristic applied.
8435 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8437 2001-08-13 Andreas Jaeger <aj@suse.de>
8439 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8442 2001-08-13 Kazu Hirata <kazu@hxi.com>
8444 * jump.c: Fix formatting.
8446 2001-08-13 Kazu Hirata <kazu@hxi.com>
8448 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8451 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8453 * loop.c (check_dbra_loop): Use condjump_label to compute
8456 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8457 to better document the files they're in.
8459 2001-08-12 Zack Weinberg <zackw@panix.com>
8461 * recog.h (struct insn_operand_data): Shrink 'mode' field
8464 2001-08-12 Kazu Hirata <kazu@hxi.com>
8466 * gcc.c: Fix comment formatting.
8467 * gccspec.c: Likewise.
8470 * genemit.c: Likewise.
8471 * gengenrtl.c: Likewise.
8472 * genrecog.c: Likewise.
8473 * gensupport.c: Likewise.
8474 * ggc-page.c: Likewise.
8475 * global.c: Likewise.
8476 * graph.c: Likewise.
8477 * ifcvt.c: Likewise.
8478 * integrate.c: Likewise.
8480 * libgcc2.c: Likewise.
8482 * mbchar.c: Likewise.
8483 * optabs.c: Likewise.
8484 * predict.c: Likewise.
8485 * prefix.c: Likewise.
8486 * profile.c: Likewise.
8487 * protoize.c: Likewise.
8489 * recog.c: Likewise.
8490 * regclass.c: Likewise.
8491 * regmove.c: Likewise.
8492 * reg-stack.c: Likewise.
8493 * reload1.c: Likewise.
8494 * resource.c: Likewise.
8495 * rtlanal.c: Likewise.
8498 2001-08-12 Kazu Hirata <kazu@hxi.com>
8500 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8501 a tree representing a constant is passed to the macro.
8503 2001-08-12 Richard Henderson <rth@redhat.com>
8505 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8506 (rs6000_elf_asm_out_destructor): New.
8507 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8508 (DTORS_SECTION_ASM_OP): Remove.
8509 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8510 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8512 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8515 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8516 * gcc.c (set_collect_gcc_options): New function, split out from
8518 Ignore elided switches.
8519 (do_spec_1): Invoke before executing command.
8520 (set_input): Export.
8521 Move declaration ...
8522 * gcc.h (set_input): ... here.
8523 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8526 2001-08-12 Richard Henderson <rth@redhat.com>
8528 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8529 thinko wrt TARGET_RELOCATABLE.
8531 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8533 * fix-header.c (cb_file_change): Update prototype.
8535 2001-08-11 Zack Weinberg <zackw@panix.com>
8537 * toplev.c (set_float_handler): Make static.
8538 * toplev.h: Don't prototype set_float_handler.
8540 * simplify-rtx.c: Don't include setjmp.h.
8541 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8543 (simplify_unary_operation, simplify_binary_operation): Use them,
8544 via do_float_handler.
8546 * fold-const.c: Don't include setjmp.h.
8547 (exact_real_inverse_1): New function.
8548 (exact_real_inverse): Use it, via do_float_handler.
8550 * varasm.c: Don't include setjmp.h.
8551 (assemble_real_1): New function.
8552 (assemble_real): Use it, via do_float_handler.
8553 Call internal_error if we get a trap here.
8555 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8556 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8558 2001-08-11 Zack Weinberg <zackw@panix.com>
8560 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8561 STACK_BOUNDARY if not already defined.
8563 * calls.c, function.c, reload1.c, explow.c: Don't default
8564 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8565 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8567 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8570 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8571 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8573 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8575 * cppmacro.c (enter_macro_context): Push macro expansions even
8578 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8580 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8581 (rs6000_elf_section_type_flags): Actually return a value.
8583 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8585 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8586 Clean up code: add missing comments and prototypes, fix warnings,
8587 remove obsolete code, fix spacing to conform to coding style.
8589 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8591 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8592 and TARGET_ASM_CLOSE_PAREN.
8593 (regclass_map): CC register belongs to class NO_REGS.
8594 (legitimize_pic_address): Don't generate unnecessary moves
8595 (to avoid confusing loop optimization).
8596 (check_and_change_labels): Replace jump_long by indirect_jump.
8597 (s390_final_chunkify): Don't start a new literal pool on section
8598 switch in 64-bit code.
8599 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8601 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8602 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8603 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8605 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8606 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8607 (CONST_COSTS): Fixed incorrect costs.
8609 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8610 Use emit_jump instead of emit_jump_insn (gen_jump).
8611 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8612 (to avoid confusing flow analysis).
8613 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8614 (casesi, casesi_jump): New.
8615 (jump_long): Removed. Functionality merged into indirect_jump.
8616 (indirect_jump): Accept address_operand, not just register_operand.
8617 (cjump_long, icjump_long): Use same logic as indirect_jump.
8618 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8619 Fixed broken setjmp/longjmp handling.
8620 (do_builtin_setjmp_setup): Removed.
8622 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8623 broken GNU as versions that don't accept .quad with large
8624 negative values. Use hexadecimal output instead.
8625 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8626 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8627 FUNCTION_EPILOGUE): Removed. Now in targetm.
8629 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8631 * config/s390/fixdfdi.h: Add missing copyright statement.
8632 Fix type conflicts on 64-bit. Add missing SFmode routines.
8634 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8637 2001-08-11 Richard Henderson <rth@redhat.com>
8639 * rtl.h (REG_EH_RETHROW): Remove.
8640 * rtl.c (reg_note_name): Update.
8641 * combine.c (distribute_notes): Don't check for it.
8643 2001-08-11 Richard Henderson <rth@redhat.com>
8645 * combine.c (distribute_notes): Place REG_SETJMP.
8647 2001-08-11 Richard Henderson <rth@redhat.com>
8649 * doc/extend.texi (Arrays and pointers implementation): Discourage
8650 relying on sign-extension of pointers.
8652 2001-08-11 H.J. Lu <hjl@gnu.org>
8654 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8656 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8657 RDATA_SECTION_ASM_OP.
8659 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8661 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8662 main manual to work both for info and HTML versions.
8664 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8665 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8667 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8668 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8669 (struct cpp_pool): New member first.
8670 * cppinit.c (append_include_chain): Plug memory leaks.
8671 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8672 Allocate pragma structures from the (aligned) macro pool to
8673 avoid leaking memory.
8674 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8675 so we don't leak memory.
8676 * hashtable.c (ht_destroy): New.
8677 * hashtable.h (ht_destroy): New.
8679 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8680 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8682 * c-lex.c (map): Make const.
8683 (cb_file_change): Update for callback passing a line map.
8684 Don't assume we have a previous map. Remove sanity check
8685 about popping too many files.
8686 * cpperror.c (print_location): Make map const.
8687 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8688 (cpp_make_system_header): Similarly.
8689 (search_from): Similarly.
8690 (_cpp_execute_include): Don't remember where we came from.
8691 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8692 (struct cpp_reader): Make map const.
8693 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8694 * cpplib.c (do_line): Update; line maps now hold sysp.
8695 (cpp_push_buffer): Similarly.
8696 (_cpp_do_file_change): Similarly; callback with map instead.
8697 (cpp_get_line_maps): Constify return value.
8698 (_cpp_pop_buffer): Update.
8699 * cpplib.h (struct cpp_file_change): Remove.
8700 (struct cpp_callbacks): Update.
8701 (cpp_get_line_maps): Constify return value.
8702 * cppmacro.c (_cpp_create_definition): Update.
8703 * cppmain.c (struct printer): Constify map.
8704 (maybe_print_line): Similarly.
8705 (print_line): Similarly. Deduce flags 1 and 2 here.
8706 (cb_file_change): Update.
8707 * line-map.c (free_line_maps): Warn regardless.
8708 (add_line_map): Return pointer to const. When passed NULL to_file
8709 with LC_LEAVE, use the obvious values for the return point so the
8710 caller doesn't have to figure them out.
8711 (lookup_line): Return pointer to const.
8712 (print_containing_files): Take pointer to const.
8713 * line-map.h (struct line_map): New members reason, sysp.
8714 (add_line_map): Return pointer to const.
8715 (lookup_line): Similarly.
8716 (print_containing_files): Take pointer to const.
8718 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8719 Richard Henderson <rth@redhat.com>
8721 * regmove.c (regmove_optimize): Avoid setting a register twice in
8724 2001-08-10 Richard Henderson <rth@redhat.com>
8726 * doc/extend.texi (Arrays and pointers implementation): Document
8727 behavior of pointer/integer conversion.
8729 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8731 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8733 2001-08-10 Richard Henderson <rth@redhat.com>
8735 * doc/extend.texi (C Implementation): New chapter.
8736 * doc/gcc.texi (Top): Link it in.
8738 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8740 * doc/install.texi (Specific): Fix CVS merge botch.
8742 2001-08-10 Richard Henderson <rth@redhat.com>
8744 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8745 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8747 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8749 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8750 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8751 this macro is now required.
8753 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8754 loop.c (find_and_verify_loops), reload.c (reload): Check
8755 for rtx code of CALL_INSN, not CALL, when deciding if we
8756 need to check for REG_SETJMP note.
8758 * gcse.c (compute_hash_table, compute_store_table): Update
8759 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8762 * config/avr/avr.c: Fix typo.
8763 * config/convex/convex.c (expand_movstr): Use adjust_address.
8764 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8766 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8767 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8769 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8770 Do define STACK_BOUNDARY.
8771 * config/i370/i370.c: Include expr.h.
8772 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8773 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8774 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8775 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8776 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8777 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8778 * config/romp/romp.c: Include expr.h after tree.h.
8780 (output_fpop): Use xmalloc, not oballoc.
8781 * config/we32k/we32k.c: Include expr.h.
8783 2001-08-10 Kazu Hirata <kazu@hxi.com>
8785 * config/h8300/h8300.h: Fix formatting.
8787 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8789 * c-common.h (RETURN_NULLIFIED_P): Lose.
8790 * c-semantics.c (genrtl_return_stmt): Don't check it.
8792 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8794 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8795 (mips_annotate_frame_insn): New function.
8796 (mips_emit_frame_related_store): New function.
8797 (save_restore_insns): Don't mark instructions that set up the base
8798 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8799 the store instructions instead.
8800 (mips_expand_prologue): If the stack size is moved into a temporary
8801 register, do not mark that move as frame-related. Add a
8802 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8804 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8806 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8807 stack slot as unchanging if current_function_calls_eh_return.
8809 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8811 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8812 access the second half of the TFmode scratch operand.
8814 2001-08-10 Anthony Green <green@redhat.com>
8816 * java/class.c (emit_register_classes): Conditionalize code on
8819 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8821 * doc/install.texi (Specific, avr): Fix cross-reference to the
8822 main manual to work both for info and HTML versions.
8824 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8826 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8827 and "use_goto" argument.
8828 (expand_null_return, expand_value_return): Update all callers.
8829 * function.c (expand_function_end): Remove code to generate simple
8831 * config/vax/vax.md (epilogue): New expander for function return.
8832 * doc/md.texi (epilogue): Remove "if defined".
8834 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8836 * Makefile.in: Partially revert my previous change:
8837 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8838 of the hashtab.o and safe-ctype.o rules.
8840 2001-08-09 Richard Henderson <rth@redhat.com>
8842 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8843 (USE_COLLECT2): Remove duplicate definition.
8844 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8845 (use_collect2): Remove dead code.
8846 * configure.in (use_collect2): Remove will_use_collect2 and
8847 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8848 * configure: Rebuild.
8850 * target.h (targetm.asm_out.constructor): New.
8851 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8852 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8853 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8854 * varasm.c (in_ctors, in_dtors): New.
8855 (assemble_constructor, assemble_destructor): Remove.
8856 (default_stabs_asm_out_destructor): New.
8857 (default_named_section_asm_out_destructor): New.
8858 (dtors_section, default_dtor_section_asm_out_destructor): New.
8859 (default_stabs_asm_out_constructor): New.
8860 (default_named_section_asm_out_constructor): New.
8861 (ctors_section, default_ctor_section_asm_out_constructor): New.
8862 * output.h: Update declarations.
8863 * c-decl.c (c_expand_body): Use target hooks instead of
8864 assemble_constructor and assemble_destructor.
8865 * profile.c (output_func_start_profiler): Likewise.
8866 * objc/objc-act.c (finish_objc): Likewise.
8867 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8868 for the constructor.
8869 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8871 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8872 (DTORS_SECTION_ASM_OP): Likewise.
8873 (__CTOR_LIST__): Use attribute section when possible.
8874 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8876 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8877 ASM_OUTPUT_CONSTRUCTOR.
8879 * config/darwin.c (machopic_asm_out_constructor): New.
8880 (machopic_asm_out_destructor): New.
8881 * config/darwin-protos.h: Update declarations.
8882 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8883 (ASM_OUTPUT_DESTRUCTOR): Remove.
8884 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8885 * config/nextstep.c (nextstep_asm_out_constructor): New.
8886 (nextstep_asm_out_destructor): New.
8887 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8888 (ASM_OUTPUT_DESTRUCTOR): Remove.
8889 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8890 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8891 ASM_OUTPUT_*STRUCTOR.
8892 * config/i386/aix386ng.h: Likewise.
8894 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8895 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8896 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8897 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8898 * config/lynx.h: Likewise.
8899 * config/netware.h: Likewise.
8900 * config/psos.h: Likewise.
8901 * config/alpha/alpha-interix.h: Likewise.
8902 * config/alpha/elf.h: Likewise.
8903 * config/arc/arc.h: Likewise.
8904 * config/arm/aof.h: Likewise.
8905 * config/arm/coff.h: Likewise.
8906 * config/arm/elf.h: Likewise.
8907 * config/c4x/c4x.h: Likewise.
8908 * config/h8300/h8300.h: Likewise.
8909 * config/i386/cygwin.h: Likewise.
8910 * config/i386/djgpp.h: Likewise.
8911 * config/i386/i386-coff.h: Likewise.
8912 * config/i386/i386-interix.h: Likewise.
8913 * config/i386/sco5.h: Likewise.
8914 * config/i386/vsta.h: Likewise.
8915 * config/i386/win32.h: Likewise.
8916 * config/i960/i960-coff.h: Likewise.
8917 * config/ia64/sysv4.h: Likewise.
8918 * config/m68hc11/m68hc11.h: Likewise.
8919 * config/m68k/coff.h: Likewise.
8920 * config/m68k/mot3300.h: Likewise.
8921 * config/m88k/m88k.h: Likewise.
8922 * config/mcore/mcore-pe.h: Likewise.
8923 * config/mcore/mcore.h: Likewise.
8924 * config/mips/elf.h: Likewise.
8925 * config/mips/elf64.h: Likewise.
8926 * config/mips/iris6.h: Likewise.
8927 * config/pa/pa64-hpux.h: Likewise.
8928 * config/rs6000/sysv4.h: Likewise.
8929 * config/sh/sh.h: Likewise.
8930 * config/sparc/litecoff.h: Likewise.
8932 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8933 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8934 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8935 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8936 (ASM_OUTPUT_DESTRUCTOR): Remove.
8937 * config/a29k/a29k.c: Move include of tree.h.
8938 * config/a29k/udi.h: Delete file.
8939 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8940 (vms_asm_out_destructor): New.
8941 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8942 (EXTRA_SECTION_FUNCTIONS): Likewise.
8943 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8944 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8945 * config/c4x/c4x.c: Move include of tree.h.
8946 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8947 (clix_asm_out_destructor): New.
8948 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8949 (ASM_OUTPUT_DESTRUCTOR): Remove.
8950 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8951 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8952 (TARGET_ASM_CONSTRUCTOR): New.
8953 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8954 (sco_asm_out_constructor): New.
8955 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8956 * config/i386/svr3gas.h: Remove stack grows up code.
8957 Remove code duplicated from i386/sysv3.h.
8958 (TARGET_ASM_CONSTRUCTOR): New.
8959 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8960 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8961 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8962 (TARGET_ASM_CONSTRUCTOR): New.
8963 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8964 (m68hc11_asm_out_destructor): New.
8965 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8966 (TARGET_ASM_DESTRUCTOR): New.
8967 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8968 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8969 config/svr3.h pertaining to section manipulation.
8970 * config/m68k/dpx2g.h: Remove #if 0 code.
8971 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8972 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8973 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8974 (TARGET_ASM_CONSTRUCTOR): New.
8975 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8976 (m88k_svr3_asm_out_constructor): New.
8977 (m88k_svr3_asm_out_destructor): New.
8978 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8979 (ASM_OUTPUT_DESTRUCTOR): Remove.
8980 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8981 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8982 * config/rs6000/aix.h: Likewise.
8983 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8984 * config/mips/vxworks.h: Likewise.
8985 * config/rs6000/lynx.h: Likewise.
8986 * config/sh/elf.h: Likewise.
8987 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8988 (DTORS_SECTION_ASM_OP): New.
8989 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8990 (ASM_OUTPUT_DESTRUCTOR): Remove.
8991 * config/sparc/sol2-sld-64.h: Likewise.
8992 * config/vax/vax.c (vms_asm_out_constructor): New.
8993 (vms_asm_out_destructor): New.
8994 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8995 (ASM_OUTPUT_DESTRUCTOR): Remove.
8996 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8998 * doc/tm.texi (@node Initialization): Update.
9000 2001-08-09 Richard Henderson <rth@redhat.com>
9002 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9003 (__do_global_dtors_aux): Use gp-relative static data to avoid
9004 one dynamic relocation.
9005 (__do_frame_setup): Register Java classes.
9006 * config/alpha/crtend.asm (__JCR_END__): New.
9008 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9010 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9011 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9012 (GEN, STAGESTUFF): Add new files.
9013 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9014 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9015 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9016 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9017 as well as insn-codes.h and insn-flags.h in config.h; and no
9018 extra headers in tconfig.h and hconfig.h.
9020 * gencodes.c: Eliminate code to generate predicate declarations
9021 or #defines for md-file constants.
9022 * genconstants.c, genpreds.c: New files.
9024 * i386.md: Re-order guard expressions such that TARGET_64BIT
9025 comes first, when this permits better optimization. Add
9026 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9027 why this is desirable.
9029 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9031 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9032 (find_fde_for_dso): Remove.
9033 (_Unwind_IteratePhdrCallback): New.
9034 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9035 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9037 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9039 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9040 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9042 2001-08-09 Graham Stott <grahams@redhat.com>
9044 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9045 (vis_no_unit): Use it.
9046 (visualize_no_unit): Add the insn only if room exists.
9048 2001-08-09 Graham Stott <grahams@redhat.com>
9050 * predict.c (estimate_probability): Replace magic numbers with
9051 appropriate enumeration.
9053 2001-08-09 Graham Stott <grahams@redhat.com>
9055 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9057 (EXTRACT_FLAGS): Likewise.
9059 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9061 * config/mips/mips.c (mips_legitimate_address_p): Check for
9062 CONST_INT in last patch.
9064 2001-08-08 Anthony Green <green@redhat.com>
9066 * java/class.c (emit_register_classes): Use assemble_jcr if
9067 possible. Keep the original mechanism as a fallback.
9068 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9069 and weak symbol support.
9070 * crtstuff.c (__JCR_LIST__): Define.
9071 (__JCR_END__): Define.
9072 (_Jv_RegiserClasses): Define weak symbol if possible.
9073 (__do_global_ctors_aux): Register classes for ELF targets with
9074 weak symbol support.
9076 2001-08-08 Kazu Hirata <kazu@hxi.com>
9078 * dbxout.c: Fix comment formatting.
9079 * dependence.c: Likewise.
9081 * diagnostic.c: Likewise.
9082 * dominance.c: Likewise.
9083 * doprint.c: Likewise.
9084 * dwarf2out.c: Likewise.
9085 * dwarfout.c: Likewise.
9086 * emit-rtl.c: Likewise.
9087 * except.c: Likewise.
9088 * explow.c: Likewise.
9089 * expmed.c: Likewise.
9092 * fold-const.c: Likewise.
9093 * function.c: Likewise.
9095 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9097 * global.c (retry_global_alloc): Avoid shadowing allocno.
9099 2001-08-08 Mark Mitchell <mark@codesourcery.com>
9101 * except.c (remove_fixup_regions): Fix typo.
9103 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
9105 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
9106 unsigned HOST_WIDE_INT to avoid warning.
9107 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
9108 * flow.c (set_block_for_new_insns): Likewise.
9110 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
9112 * sibcall.c (return_value_pseudo): New static variable.
9113 (skip_copy_to_return_value): Handle return_value_pseudo.
9114 (call_ends_block_p): Ensure that return_value_pseudo is set.
9115 (optimize_sibling_and_tail_recursive_call): Discover the
9116 load of pseudo return value in alternate exit block.
9118 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9120 * calls.c (ECF_ALWAYS_RETURN): New constant.
9121 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
9122 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
9123 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
9124 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
9125 * rtl.c (reg_note_name): New name.
9126 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
9128 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
9130 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
9132 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9134 * alias.c (get_alias_set): Return a previously calculated
9135 alias set for a VAR_DECL.
9136 * function.c (gen_mem_addressof): Calculate the alias set before
9139 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
9141 * predict.def: Set hitrates according our experimental run.
9143 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
9145 * i386.h (HARD_REGNO_RENAME_OK): New macro.
9147 2001-08-08 H.J. Lu <hjl@gnu.org>
9149 * config/mips/mips.c (mips_unique_section): New. Copied from
9152 * config/mips/mips-protos.h (mips_unique_section): New
9155 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
9157 * config/mips/little.h: New. Generic little endian mips
9158 targets. Only mips*-*-linux* is converted to use it so far.
9160 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
9161 (WCHAR_TYPE): Defined
9162 (WCHAR_TYPE_SIZE): Likewise.
9163 (INIT_SUBTARGET_OPTABS): Likewise.
9164 (BSS_SECTION_ASM_OP): Likewise.
9165 (SBSS_SECTION_ASM_OP): Likewise.
9166 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9167 (ASM_DECLARE_OBJECT_NAME): Likewise.
9168 (UNIQUE_SECTION): Likewise.
9169 (EXTRA_SECTIONS): Likewise.
9170 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
9171 (ASM_OUTPUT_DESTRUCTOR): Likewise.
9172 (ASM_OUTPUT_DEF): Likewise.
9173 (HANDLE_SYSV_PRAGMA): Removed.
9174 (NO_IMPLICIT_EXTERN_C): Likewise.
9175 (TARGET_MEM_FUNCTIONS): Likewise.
9176 (STARTFILE_SPEC): Likewise.
9177 (ENDFILE_SPEC): Likewise.
9178 (LIB_SPEC): Likewise.
9179 (INVOKE__main): Likewise.
9180 (CTOR_LIST_BEGIN): Likewise.
9181 (CTOR_LIST_END): Likewise.
9182 (DTOR_LIST_BEGIN): Likewise.
9183 (DTOR_LIST_END): Likewise.
9184 (SET_ASM_OP): Likewise.
9185 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9186 (ASM_OUTPUT_DEF): Likewise.
9187 (ASM_OUTPUT_IDENT): Likewise.
9189 * config/mips/mips.h (ASM_SPEC): Undefine before define.
9190 (CPLUSPLUS_CPP_SPEC): Likewise.
9191 (ASM_APP_ON) Redefine only if not defined.
9192 (ASM_APP_OFF): Likewise.
9193 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9194 (ASM_OUTPUT_IDENT): Likewise.
9196 * config.gcc: Update tm_file for Linux/mips.
9198 2001-08-08 Bernd Schmidt <bernds@redhat.com>
9200 * cselib.c (cselib_record_sets): If insn is predicated, turn
9201 sources into IF_THEN_ELSEs.
9203 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
9204 Turn into define_insn_and_split.
9206 * sched-deps.c: Include "cselib.h".
9207 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
9208 Use cselib to turn memory addresses into VALUEs.
9209 (sched_analyze): Call cselib_init/cselib_finish if necessary.
9210 * sched-int.h (struct sched_info): New member USE_CSELIB.
9211 * sched-ebb.c (ebb_sched_info): Initialize it.
9212 * sched-rgn.c (rgn_sched_info): Likewise.
9213 * Makefile.in (sched-deps.o): Update dependencies.
9215 * cselib.h (cselib_subst_to_values): Declare.
9216 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
9217 that have no value and autoincs to be handled by generating a new
9220 2001-08-08 Graham Stott <grahams@redhat.com>
9222 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
9223 within fixed length SEQUENCE.
9225 2001-08-08 Graham Stott <grahams@redhat.com>
9227 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
9228 (diagnostic_prefixing_rule): Likewise.
9229 (diagnostic_line_cutoff): Likewise.
9230 (diagnostic_kind_count): Likewise.
9232 2001-08-08 Graham Stott <grahams@redhat.com>
9234 * alias.c (find_base_decl): Delete redundent assignment.
9236 2001-08-08 Graham Stott <grahams@redhat.com>
9238 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
9239 (abs): Uppercase and paranthesize macro parameter.
9240 (MEM_DEPENDENCY): Add whitespace.
9242 2001-08-08 Graham Stott <grahams@redhat.com>
9244 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
9245 failure check for CONST_INT
9247 2001-08-08 Graham Stott <grahams@redhat.com>
9249 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
9250 (libcall_dead_p): Likewise.
9252 (mark_used_regs): Constify fmt.
9253 (find_use_as_address): Likewise.
9255 2001-08-08 Graham Stott <grahams@redhat.com>
9257 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
9260 2001-08-08 Graham Stott <grahams@redhat.com>
9262 * combine.c (combine_simplify_rtx): Update comment and
9263 remove erroneous test.
9265 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9267 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9268 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9269 take care to avoid multiple no-newline at EOF warnings in that
9272 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9274 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9275 (emit_library_call_value_1): Likewise.
9276 (emit_call_1): Emit REG_SETJMP note.
9277 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9279 * cselib.c (cselib_process_insn): Likewise.
9280 * flow.c (propagate_block): Likewise.
9281 * loop.c (find_and_verify_loops): Likewise.
9282 * reload.c (find_equiv_regs): Likewise.
9283 * reload1.c (reload): Likewise.
9284 * resource.c (mark_referenced_resources,
9285 mark_set_resources): Likewise.
9286 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9287 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9288 * haifa-sched.c (unlink_other_notes): Likewise.
9289 (reemit_notes): Likewise.
9290 * sched-ebb.c (sched_ebb): Likewise.
9291 * sched-rgc.c (sched_region): Likewise.
9292 * rtl.c (note_insn_name): Likewise.
9293 (reg_note_name): Add REG_SETJMP
9294 * rtl.h (reg_note): Add REG_SETJMP.
9295 (insn_note): Remove NOTE_INSN_SETJMP.
9297 * profile.c (branch_prob): Add fake edges for setjmp.
9299 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9301 * config.gcc: Quote target_cpu_default2 correctly for
9302 powerpc*-*-* targets.
9304 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9306 * cpplib.h, line-map.h: Update comments.
9307 * cppmain.c (printer_init): Move inline.
9308 (maybe_print_line, print_line): Take a map pointer.
9309 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9310 (cb_file_change): Don't use prior value of print.map.
9312 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9314 * doc/install.texi: Document fine-grained multilib configuration.
9316 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9318 * rtlanal.c (find_first_parameter_load): Call note_stores
9319 only on the instructions.
9321 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9323 * alias.c (nonlocal_mentioned_p):
9324 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9325 * calls.c (emit_call_1): Likewise.
9326 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9327 * cselib.c (cselib_process_insn): Likewise.
9328 * df.c (df_insns_modify): Likewise.
9329 * flow.c (need_fake_edge_p): Likewise.
9330 (propagate_one_insn): Likewise.
9331 * haifa-sched.c (reemit_notes): Likewise.
9332 * integrate.c (copy_insn_list): Likewise.
9333 * jump.c (delete_prior_computation): Likewise.
9334 * local-alloc.c (validate_equiv_mem): Likewise.
9335 * loop.c (scan_loop): Likewise.
9336 * predict.c (estimate_probability): Likewise.
9337 * reload.c (reload): Likewise.
9338 * sched-deps (sched_analyze): Likewise.
9339 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9340 * gcse.c (compute_hash_table): Likewise.
9341 (mark_call): Likewise.
9342 (store_killed_in_insn): Likewise.
9344 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9346 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9348 2001-08-06 Richard Henderson <rth@redhat.com>
9350 * varasm.c (assemble_gc_entry): Remove.
9351 * output.h: Likewise.
9353 2001-08-06 Richard Henderson <rth@redhat.com>
9355 * varasm.c (assemble_constructor): Take a symbol_ref and a
9356 priority instead of a bare string. Move priority handling
9357 here from cp/decl2.c.
9358 * output.h: Update decls.
9360 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9361 and assemble_destructor.
9362 * profile.c (output_func_start_profiler): Likewise.
9363 * objc/objc-act.c (finish_objc): Likewise.
9364 (build_module_descriptor): Return the symbol not the symbol name.
9366 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9368 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9369 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9370 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9371 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9372 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9373 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9375 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9377 * cpperror.c (print_containing_files): Moved to line-map.c.
9378 (print_location): line-map.c handles re-listing or otherwise.
9379 * cpphash.h (struct lexer_state): Remove next_bol.
9380 (struct cpp_buffer): Remove include_stack_listed.
9381 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9382 Remove faked buffer handling.
9383 (_cpp_do_file_change): Tweak.
9384 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9385 * cppmain.c (struct printer): Remove filename.
9386 (print_line, cb_file_change): Update accordingly.
9387 * line-map.c: Include intl.h.
9388 (init_line_maps): Initialize last_listed.
9389 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9390 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9391 (print_containing_files): New.
9392 * line-map.h (struct line_maps): New member last_listed.
9393 (print_containing_files, INCLUDED_FROM): New.
9394 * Makefile.in: Update.
9395 * po/POTFILES.in: Add line-map.c.
9397 2001-08-06 Richard Henderson <rth@redhat.com>
9399 * except.c (convert_from_eh_region_ranges_1): Never mark
9400 USE or CLOBBER insns as throwing.
9402 * expr.c (store_constructor): Don't clobber memory targets.
9404 2001-08-06 Andreas Jaeger <aj@suse.de>
9406 * profile.c (branch_prob): Remove unused variable insn.
9408 * Makefile.in (local-alloc.o): Add dependency on except.h.
9410 * local-alloc.c: Include except.h for can_throw_internal prototype.
9412 2001-08-06 Richard Henderson <rth@redhat.com>
9414 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9415 * function.c (expand_main_function): Implement it.
9416 * doc/tm.texi: Document it.
9418 2001-08-06 Stan Shebs <shebs@apple.com>
9420 * doc/install.texi: Document powerpc-*-darwin* details.
9422 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9424 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9425 (ASM_CPU_SPEC): Move back to rs6000.h
9426 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9428 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9430 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9433 * config/rs6000/linux64.h: Ditto.
9435 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9436 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9439 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9440 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9442 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9445 2001-08-05 Richard Henderson <rth@redhat.com>
9447 * local-alloc.c (update_equiv_regs): Do not move insns that
9450 2001-08-05 Jan Hubicka <jh@suse.cz>
9452 * Makefile.in (reload1.o): Add dedendancy on except.h
9453 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9455 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9456 indicating wehther edges has been cleaned up.
9457 * reload1.c: Inlucde except.h
9458 (fixup_abnormal_edges): Accept deleted insns.
9459 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9462 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9464 * cpplib.c (do_line): Correct line number after pop_buffer.
9466 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9468 PR preprocessor/3824
9469 * line-map.c: Update comments.
9470 * line-map.h: Update comments.
9471 * tradcif.y: Don't consider large numbers unsigned.
9473 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9475 PR preprocessor/3081
9476 * c-lex.c (map): New.
9477 (cb_file_change): Update map and use it.
9478 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9479 (c_lex): Update to use map.
9480 * cpperror.c (print_location): Move to using logical line numbers.
9481 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9482 (cpp_make_system_header): Similarly.
9483 (_cpp_execute_include): Stop line numbering hacks. Store the
9484 line we will return to.
9485 * cpphash.h (CPP_BUF_LINE): Remove.
9486 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9487 Add map and return_to_line.
9488 (_cpp_do_file_change): Update.
9489 * cppinit.c (cpp_start_read): Update line kludge.
9490 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9491 (trigraph_ok): Use logical line numbers for diagnostics.
9492 (skip_block_comment): Likewise.
9493 (skip_whitespace): Likewise.
9494 (skip_line_comment): Use pfile->line instead.
9495 (_cpp_lex_token): Update to use logical line numbering exclusively.
9496 Handle BOL locally. Accept new lines in directives, but keep
9497 pfile->line decremented. Diagnostics use logical lines. Update
9499 * cpplib.c (SEEN_EOL): New.
9500 (skip_rest_of_line, check_eol): Use it.
9501 (end_directive): Increase line number when accepting the newline
9502 at the end of a directive.
9503 (run_directive): Simplify.
9504 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9505 (_cpp_do_file_change): Update to take buffer line number as an
9506 argument, and store the current map in the cpp_reader. Remove
9507 line number kludges.
9508 (_cpp_do__Pragma): Restore output position after a _Pragma.
9509 (cpp_push_buffer): Don't set output line or lineno.
9510 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9511 Remove line kludge. Set output_line.
9512 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9513 (parse_arg): Use logical lines.
9514 (save_lookahead_token): Save EOFs too now.
9515 * cppmain.c (struct printer): Fix comments.
9516 (printer_init): Simplify, let caller do errors.
9517 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9518 (maybe_print_line): Simplify.
9519 (print_line): Don't print a linemarker if -P.
9520 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9521 (cb_file_change): Simplify.
9522 * line-map.h (LAST_SOURCE_LINE): Fix.
9523 (CURRENT_LINE_MAP): New.
9525 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9527 * doloop.c (doloop_modify_runtime): Properly compute number of
9528 iterations if loop was unrolled.
9530 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9531 if their CSELIB_VAL_PTRs are.
9533 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9534 (setup_spill_pointers): Initialize it.
9535 (spill_restore_mem): Set it.
9536 (do_spill, do_restore): Use it to add REG_INC note.
9537 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9539 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9540 asms if other insns are available.
9542 * config/ia64/ia64.c (condop_operator): New predicate.
9543 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9544 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9547 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9548 temporary register than directly using a MEM.
9550 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9552 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9553 parameter in last change.
9555 2001-08-04 Zack Weinberg <zackw@panix.com>
9557 * sparc.md: Don't use #if inside C test expression.
9559 2001-08-04 Richard Henderson <rth@redhat.com>
9561 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9563 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9565 * cpphash.h (struct cpp_reader): New member directive_line.
9566 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9567 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9568 do_pragma): Pass line to callbacks.
9569 (start_directive): Record line of directive.
9570 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9571 cb_include): Similarly.
9572 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9575 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9577 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9580 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9582 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9584 * reload1.c (fixup_abnormal_edges): New static function.
9587 * flow.c (need_fake_edge_p): New function.
9588 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9589 avoid call insn to be very last insn in the insn stream.
9591 * profile.c (branch_prob): Call flow_call_edges_add instead of
9592 doing that by hand; cleanup cfg to re-merge basic blocks once
9595 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9597 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9598 are also on line-map.h.
9599 * cppfiles.c (stack_include_file): Update.
9600 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9601 (_cpp_pop_buffer): New.
9602 * cppinit.c (cpp_destroy, cpp_finish): Update.
9603 (do_includes): Mark each buffer to return at EOF.
9604 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9605 return as requested.
9606 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9607 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9608 * cpplib.h (cpp_pop_buffer): Remove.
9609 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9610 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9612 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9614 (do_preprocessing): Update.
9615 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9616 * c-parse.in (_yylex): Similarly.
9617 * scan-decls.c (scan_decls): Similarly.
9618 * line-map.h: Update comments.
9620 * objc/Make-lang.in (objc-act.o): Update dependencies.
9622 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9624 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9625 and soft register for operand 0.
9626 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9628 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9630 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9631 register for operand 0.
9632 ("bitcmpqi_z_used"): Allow memory for operand 0.
9633 (split "bitcmpqi"): New split to handle address reg as operand 1.
9635 2001-08-04 Andreas Jaeger <aj@suse.de>
9637 * gcse.c: Revert Daniel's last patch.
9639 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9641 * sparc-protos.h: Add prototypes for fp_zero_operand and
9643 * sh-protos.h: Add prototype for fpul_operand.
9645 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9647 * doc/extend.texi (Other Builtins): Fix typo in last change.
9649 2001-08-03 Richard Henderson <rth@redhat.com>
9651 * target.h (gcc_target): Add asm_out.named_section,
9652 section_type_flags, have_named_sections.
9653 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9654 (TARGET_HAVE_NAMED_SECTIONS): New.
9655 (TARGET_SECTION_TYPE_FLAGS): New.
9657 * Makefile.in (toplev.o): Depend on TARGET_H.
9658 (varasm.o, dbxout.o): Likewise.
9659 * c-common.c (decl_attributes): Check targetm.have_named_sections
9660 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9661 * dbxout.c (dbxout_function_decl): Likewise.
9662 (dbxout_function_end): Likewise.
9663 * toplev.c (compile_file): Likewise.
9664 * varasm.c (exception_section): Likewise.
9665 * cp/decl2.c (finish_objects): Likewise.
9667 * defaults.h (EH_FRAME_SECTION): Remove.
9668 (EH_FRAME_SECTION_ASM_OP): Remove.
9669 (EH_FRAME_SECTION_NAME): New.
9670 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9671 (UNIQUE_SECTION_P): Remove.
9672 * dwarf2out.c (SECTION_FORMAT): Remove.
9673 (ASM_OUTPUT_SECTION): Remove.
9674 (output_call_frame_info): Use named_section_flags.
9675 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9676 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9677 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9678 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9679 (named_section_flags): New.
9680 (named_section): Use it and targetm.section_type_flags.
9681 (resolve_unique_section): New.
9682 (assemble_start_function): Use it.
9683 (asm_emit_uninitialised, assemble_variable): Likewise.
9684 (default_section_type_flags): New.
9685 (default_no_named_section, default_elf_asm_named_section): New.
9686 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9687 * output.h: Update varasm.c decls.
9688 (SECTION_*): New flags.
9690 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9691 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9693 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9694 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9695 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9696 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9697 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9698 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9699 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9700 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9701 * config/pa/pa64-hpux.h,
9703 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9704 (TARGET_ASM_NAMED_SECTION): New.
9705 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9706 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9707 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9708 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9709 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9710 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9711 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9712 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9713 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9714 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9715 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9716 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9717 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9718 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9719 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9720 * config/sparc/sysv4.h: Likewise.
9722 * config/nextstep.h: Error until named sections implemented.
9724 * config/a29k/a29k.c (a29k_asm_named_section): New.
9725 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9726 (vms_section_type_flags, vms_asm_named_section): New.
9727 * config/arm/arm.c (arm_elf_asm_named_section): New.
9728 * config/avr/avr.c (asm_output_section_name): Remove.
9729 * config/avr/avr-protos.h: Update.
9730 * config/c4x/c4x.c (c4x_asm_named_section): New.
9731 * config/h8300/h8300.c (h8300_asm_named_section): New.
9732 * config/i386/i386.c (sco_asm_named_section): New.
9733 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9734 (i386_pe_section_type_flags): New.
9735 (i386_pe_asm_named_section): New.
9736 * config/i386/i386-protos.h: Update.
9737 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9738 * config/mcore/mcore.c (mcore_asm_named_section): New.
9739 * config/mips/mips.c (iris6_asm_named_section): New.
9740 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9741 instead of UNIQUE_SECTION_P.
9742 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9743 (xcoff_asm_named_section): New.
9744 * config/sh/sh.c (sh_asm_named_section): New.
9745 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9747 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9748 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9749 (EH_FRAME_SECTION_NAME): New.
9750 (EXCEPTION_SECTION): New.
9751 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9752 (DEBUG_*_SECTION): Remove.
9753 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9754 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9755 (EH_FRAME_SECTION_ASM_OP): Remove.
9757 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9758 (ASM_OUTPUT_SECTION_NAME): Remove.
9759 (TARGET_ASM_NAMED_SECTION): New.
9760 (TARGET_HAVE_NAMED_SECTIONS): New.
9761 (TARGET_SECTION_TYPE_FLAGS): New.
9762 (EH_FRAME_SECTION_ASM_OP): Remove.
9763 (EH_FRAME_SECTION_NAME): New.
9765 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9767 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9768 for complex expressions when cfun == 0.
9769 * doc/extend.texi: Document that __builtin_constant_p can be
9770 used in data initializers as well as functions.
9772 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9774 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9775 variable I locally, instead of expecting a declaration in the
9778 2001-08-03 Richard Henderson <rth@redhat.com>
9780 * except.c (collect_one_action_chain): Add an explicit cleanup
9781 action if regions surrounding a catch were encoded entirely
9782 within the call-site entry.
9784 2001-08-03 Richard Henderson <rth@redhat.com>
9786 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9787 don't take REGNO of a non-register.
9789 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9791 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9792 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9793 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9794 (__gthread_mutex_init_function): New function for mutex initialization.
9796 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9798 * Makefile.in: Revert screwed up commit.
9800 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9802 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9803 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9804 merged by linker script to get a final _exit().
9805 (__do_global_dtors): New for destructor handling in specific exit
9807 (__do_global_ctors): New for constructors in specific install section.
9808 (__map_data_section): Map data sections before running constructors.
9809 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9810 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9811 (DTORS_SECTION_ASM_OP): Likewise.
9812 (CTORS_SECTION_FUNCTION): Define to force a reference to
9814 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9816 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9818 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9820 * Makefile.in: Add df.h to gcse.c dependencies.
9822 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9824 * varasm.c (output_constant_def_contents): Use for the length of a
9825 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9826 depending on which is larger.
9828 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9830 * gcse.c: Include df.h for use as a dataflow analyzer.
9832 Declaration of reg_set_info: gone.
9833 New df_analyzer variable used by store motion.
9834 (reg_set_info): Deleted.
9835 (mark_mem_regs): New function, analyze regs used by a mem.
9836 (store_ops_ok): Use dataflow analyzer results to determine if
9837 necessary regs are changed in the block.
9838 (find_moveable_store): Remove check for symbol ref, we can handle
9839 much more complex expressions now.
9840 (compute_store_table): Remove most of the code, it's unnecessary
9841 now that the dataflow analyzer records the info for us.
9842 (store_killed_after): Add parameter to say whether to do the
9843 store_ops_okay test, used to speed up testing when we already know
9844 the answer, and just want to know if the store itself was killed.
9845 (build_store_vector): Largely rewritten to calculate the various
9846 vectors properly, and somewhat optimized.
9847 (store_motion): Init the df_analyzer, get REG_DEF chains.
9848 Also handle trapping expressions (since mems almost always trap)
9849 (simple_mem): Redefine what a simple mem is.
9851 2001-08-03 DJ Delorie <dj@redhat.com>
9853 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9854 set from a constant part of the condition.
9856 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9858 * mkdeps.c (deps_add_default_target): Make local variable
9859 ``start'' a const char pointer.
9860 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9862 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9864 * doc/install.texi (Configuration): Fix markup.
9865 (Specific, i?86-*-udk): Likewise.
9866 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9868 Document --enable-threads and --enable-libgcj status.
9869 (Specific, mips-sgi-irix*): Canonicalize triples.
9870 (Specific, mips-sgi-irix5): Warn about problems with this config.
9871 Mention required GNU as patch.
9872 Native assembler problems are fixed.
9873 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9874 Document --enable-threads and --enable-libgcj status.
9876 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9878 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9881 2001-08-03 Richard Henderson <rth@redhat.com>
9883 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9886 2001-08-03 Richard Henderson <rth@redhat.com>
9888 * rtlanal.c (find_first_parameter_load): Stop if we
9889 reach a CODE_LABEL at BOUNDARY.
9891 2001-08-03 Richard Henderson <rth@redhat.com>
9893 * config/alpha/alpha.md (force_movdi): New insn.
9894 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9895 Tweek FRP marking of VMS prologue insns.
9896 * config/alpha/vms.h (EPILOGUE_USES): New.
9898 2001-08-02 Richard Henderson <rth@redhat.com>
9900 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9902 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9904 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9905 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9906 config/convex/convex.h, config/d30v/d30v.c,
9907 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9908 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9909 config/mips/mips.h, config/mn10200/mn10200.h,
9910 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9911 config/v850/v850.h, config/vax/openbsd.h,
9912 config/vax/openbsd1.h, config/vax/ultrix.h,
9913 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9914 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9915 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9916 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9917 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9918 in comments and documentation.
9920 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9924 * Makefile.in (line-map.o): New.
9925 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9926 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9927 * cpperror.c (print_containing_files): Similarly.
9928 (print_location): Update. Don't output a space before _Pragma.
9929 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9930 (stack_include_filee, cpp_make_system_header): Update.
9931 (_cpp_execute_include): Get logical line number right for calling
9932 as-yet-unterminated #include.
9933 * cpphash.h (struct cpp_reader): Add line_maps.
9934 (_cpp_do_file_change): Update.
9935 * cppinit.c (cpp_create_reader): Initialize line maps.
9936 (cpp_destroy): Destroy line maps.
9937 (cpp_start_read): Get logical line number right.
9938 * cpplex.c (parse_string): Only warn once for multi-line strings.
9939 Use boolean variable for null warning.
9940 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9942 (do_include_common): End the directive early.
9943 (do_line): Don't warn about out-of-range lines in preprocessed
9944 source. Update. Remove unused variables.
9945 (_cpp_do_file_change): Update for new line mapping.
9946 (pragma_cb): New typedef.
9947 (cpp_register_pragma): Stop looking ahead before calling the
9949 (do_pragma_system_header): End directive early.
9950 (cpp_get_line_maps): New.
9951 (cpp_pop_buffer): Fudge logical line. Update.
9952 * cpplib.h: Include line-map.h
9953 (enum cpp_fc_reason): Remove.
9954 (struct cpp_file_change): Update.
9955 (cpp_get_line_maps): New.
9956 * cppmain.c (struct_printer): New member map.
9957 (cb_file_change): Update for new mappings.
9958 * fix-header.c (cb_file_change): Similarly.
9960 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9962 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9963 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9965 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9967 * config/vax/vax.c: include expr.h.
9969 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9971 * Makefile.in ($(srcdir)/configure): Only rebuild in
9973 ($(srcdir)/config.in): Only define in maintainer mode.
9974 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9976 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9978 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9980 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9982 * gcc.c (set_collect_gcc_options): New function, split out from
9984 Ignore elided switches.
9985 (do_spec_1): Invoke before executing command.
9986 (set_input): Export.
9987 Move declaration ...
9988 * gcc.h (set_input): ... here.
9989 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9992 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9995 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9997 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9999 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10001 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10002 for the unnamed instructions it expands to.
10004 2001-08-02 Richard Henderson <rth@redhat.com>
10006 * regclass.c (call_really_used_regs): Conditionally define.
10007 (init_reg_sets_1): Don't use it if not defined.
10008 (fix_register): Similarly, don't set it.
10010 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10012 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10013 Correct comment that had been missed in the previous change.
10015 2001-08-01 Stan Shebs <shebs@apple.com>
10017 * config/darwin.c (machopic_stub_name): Try matching by name.
10018 (update_stubs): New function.
10019 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10022 2001-08-01 Richard Henderson <rth@redhat.com>
10024 * except.c (output_function_exception_table): Use assemble_align.
10025 * varasm.c (assemble_eh_label): Remove.
10026 (assemble_eh_align, assemble_eh_integer): Remove.
10028 2001-08-01 Robert Lipe <robertl@caldera.com>
10030 * dwarfout.c: Remove reference to README.DWARF.
10032 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10034 * regclass.c (call_really_used_regs): New array for registers which
10035 are actually used by a call.
10036 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10038 (fix_register): Set call_really_used too.
10039 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10040 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10042 2001-08-01 Richard Henderson <rth@redhat.com>
10044 * read-rtl.c (read_name): Consider \r whitespace.
10046 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10048 * config.gcc: Recognize powerpc-*-netbsd*.
10050 * doc/install.texi (Host/target specific installation notes for
10051 GCC): Mention powerpc-*-netbsd*.
10053 * config/rs6000/netbsd.h: New file.
10054 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10055 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10056 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10057 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10058 (TARGET_VERSION): Redefine.
10060 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10061 mcall-netbsd as a match for mcall-sysv.
10062 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10063 (ncrti.S, ncrtn.S): New targets.
10064 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10066 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10067 "netbsd' as a V4 ABI.
10068 (ASM_SPEC): Check for -mcall-netbsd.
10069 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10070 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10071 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10072 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10073 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10074 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10075 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10077 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10078 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10080 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10082 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10083 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10084 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10085 including "unwind-pe.h".
10087 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10089 * rs6000.md (define_splits): Kill unused constraints.
10091 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10092 Jan Hubicka <jh@suse.cz>
10094 * function.c (thread_prologue_and_epilogue_insns): Kill code
10095 dealing with non-existent CFG.
10097 2001-08-01 Kazu Hirata <kazu@hxi.com>
10099 * alias.c: Fix comment formatting.
10100 * bitmap.c: Likewise.
10101 * builtins.c: Likewise.
10102 * calls.c: Likewise.
10103 * c-common.c: Likewise.
10104 * c-decl.c: Likewise.
10105 * c-dump.c: Likewise.
10106 * c-lex.c: Likewise.
10107 * collect2.c: Likewise.
10108 * combine.c: Likewise.
10109 * conflict.c: Likewise.
10110 * cppfiles.c: Likewise.
10111 * cppinit.c: Likewise.
10112 * cpplex.c: Likewise.
10113 * cpplib.c: Likewise.
10114 * cppmacro.c: Likewise.
10115 * cppspec.c: Likewise.
10116 * c-pragma.c: Likewise.
10117 * crtstuff.c: Likewise.
10119 * cselib.c: Likewise.
10120 * c-semantics.c: Likewise.
10121 * c-typeck.c: Likewise.
10123 2001-08-01 H.J. Lu <hjl@gnu.org>
10125 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
10127 2001-08-01 H.J. Lu <hjl@gnu.org>
10129 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
10131 2001-08-01 Ziemowit Laski <zlaski@apple.com>
10133 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
10134 contextualizing Objective-C class name lookup by the lexer.
10135 (typespec_reserved_nonattr): Disable ObjC class name lookup after
10137 (protocoldef): Add support for forward @protocol declarations.
10138 (yylexname): Suppress ObjC class name lookup in certain contexts;
10139 re-enable after lookup is complete.
10140 (_yylex): Re-enable ObjC class name lookup when certain
10141 punctuation marks are seen.
10143 * objc/objc-act.c (check_protocol_recursively): New function used
10144 for finding circular dependencies in protocols.
10145 (objc_declare_protocols): New function for handling forward
10146 @protocol declarations.
10147 (receiver_is_class_object): Detect the case when 'self' is used
10148 inside of a class method.
10149 (build_message_expr): Issue a warning if class method is desired
10150 but instance method is found instead.
10151 (conforms_to_protocol): Streamline.
10152 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
10153 protocol Foo, even if 'Bar foo' does not.
10154 (check_protocols): Streamline.
10155 (start_protocol): Add checks for circular and duplicate protocol
10157 (encode_aggregate_within): For typedefs of structs, encode the
10159 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
10160 (objc_declare_protocols): New prototype.
10162 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10164 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
10165 * cpplex.c (handle_newline): Update prototype. Maintain logical
10167 (skip_escaped_newlines, skip_block_comment, parse_string):
10168 Update accordingly.
10169 (_cpp_lex_token): Update, and store token position within the token.
10170 * cpplib.h (struct cpp_token): Add line and column entries.
10171 * cppmacro.c (replace_args): Position stringified tokens correctly.
10173 2001-08-01 Andreas Jaeger <aj@suse.de>
10175 * basic-block.h: Add prototype for last_loop_beg_note.
10177 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
10179 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
10180 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
10182 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
10183 while handling WITH_CLEANUP_EXPR node. Use second operand calling
10184 expand_decl_cleanup.
10185 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
10187 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
10188 operand while calling simple_cst_equal.
10189 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
10190 operand is the cleanup expression, the third is the RTL_EXPR.
10191 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
10193 2001-07-31 Jeff Sturm <jsturm@one-point.com>
10195 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
10197 2001-07-31 matthew green <mrg@eterna.com.au>
10199 * config.gcc (i386-*-netbsdelf): New description.
10200 * config/i386/netbsd-elf.h: New file.
10202 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
10204 * loop.c (check_dbra_loop): Use single_set to compute
10207 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
10209 PowerPC reorg and support for powerpc64-*-linux*.
10211 Also fixes emitting of constants on 32 bit and 64 bit
10214 * config.gcc: powerpc64-*-linux* is a new target.
10215 Things that needed aix.h now also include xcoff.h
10217 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
10219 Move AIX specific stuff into aix.h.
10220 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
10221 with more than just XCOFF now.
10222 (SET_ASM_OP): Remove, now defined where needed.
10223 (FUNCTION_PROLOGUE): New macro definition.
10224 (FUNCTION_EPILOGUE): New macro definition.
10225 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
10227 * config/rs6000/xcoff.h: New file.
10229 * config/rs6000/linux64.h: New file.
10231 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
10233 2001-07-31 Alan Modra <amodra@bigpond.net.au>
10235 * rs6000.c (print_operand_address): Handle ELF syntax.
10236 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
10237 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
10238 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
10240 2001-07-31 David Edelsohn <edelsohn@gnu.org>
10242 * rs6000.c (rs6000_override_options): Only disable
10243 flag_function_sections for XCOFF.
10244 (exact_log2_cint_operand): New predicate.
10245 (reg_or_{add,sub}_cint64_operand): New predicates.
10246 (add_operand): Compare CONST_INT with fewer function calls.
10247 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
10248 (print_operand, case 'p'): Ensure positive operand.
10249 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
10250 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
10251 (PREDICATE_CODES): Add new predicates.
10252 * rs6000.md (addsi3): Split 32-bit constants more correctly.
10253 (divsi3, modsi3): Ensure positive power-of-2.
10254 (adddi3): Use new predicate. Split 32-bit constants more
10255 correctly. Re-arrange splitter to handle any constant.
10256 (subdi3): Use new predicate.
10257 (divdi3, moddi3): Ensure positive power-of-2.
10258 (movdi): Use rs6000_emit_set_const.
10259 (load_toc_v4_pic_di): Delete.
10261 2001-07-31 Graham Stott <grahams@redhat.com>
10263 * function.c (pad_below): Revert 2001-07-26 patch.
10265 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10267 * reg-stack (convert_regs_1): Fix best edge condition.
10269 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10271 * jump.c (duplicate_loop_exit_test): Better test for jumps
10272 entering the loop; create loop pre_header.
10274 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10276 * doc/install.texi: Add s390 and s390x as new targets.
10277 * doc/invoke.texi: Add documentation of S/390 and zSeries
10279 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10281 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10283 * config/m68k/m68k.md: Replace all general_operand with
10284 nonimmediate_operand for all destinations.
10285 * config/m68k/m68k.c (not_sp_operand): Likewise.
10287 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10289 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10291 2001-07-30 Richard Henderson <rth@redhat.com>
10293 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10294 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10296 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10298 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10299 Add missing doc strings
10300 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10301 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10303 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10305 * i386.c (ix86_output_main_function_alignment_hack): New function.
10306 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10308 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10309 edges by EDGE_DFS_BACK flag.
10310 (dump_edge_info): Add dfs_back flag.
10311 * basic-block.h (EDGE_DFS_BACK): New constant.
10312 (mark_dfs_back_edges): Declare.
10313 * alias.c (loop_p): Remove.
10314 (mark_constant_function): Use mark_dfs_back_edges.
10316 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
10317 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
10318 (compensate_edge): Break out from ...
10319 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10320 (convert_regs_2): Set block_done once block is really done;
10321 Do updating of the predecessors counts.
10323 * toplev.c (rest_of_compilation): Recompute block_for_insn
10324 before post-reload cfg_cleanup.
10325 * function.c (thread_prologue_epilogue_insns):
10326 Call set_block_for_new_insns when emitting prologue directly.
10328 2001-07-30 Andreas Jaeger <aj@suse.de>
10330 * jump.c: Add prototype for mark_modified_reg.
10332 * cse.c (set_live_p): Add unused attribute.
10334 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10336 (scan_for_source_files): Use long for count to avoid overflow.
10337 (output_data): Likewise.
10338 (output_data): Don't use string concatatenation to silence gcc
10341 * predict.c: Fix typos and grammar.
10343 * gcse.c (insert_insn_end_bb): Remove unused variables.
10345 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10347 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10348 (attempt_auto_inc): LIkewise.
10349 (mark_used_reg): Likewise.
10350 (try_pre_increment_1): Likewise.
10351 * regclass.c (regclass): Likewise.
10352 * global.c (allocno_compare): Update comment; change scaling factor.
10353 * local-alloc.c (QTY_CMP_PRI): Likewise.
10354 * regs.h (REG_FREQ_FROM_BB): New.
10355 (REG_FREQ_MAX): Likewise.
10357 2001-07-30 H.J. Lu <hjl@gnu.org>
10359 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10362 2001-07-30 H.J. Lu (hjl@gnu.org)
10364 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10365 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10366 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10368 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10370 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10371 as -mthumb-interwork when -mcpu=arm7 is specified.
10373 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10375 * predict.def (noreturn, loop branch, loop exit): Mark as first
10378 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10380 * combine.c (try_combine): Avoid barrier after noop jumps.
10382 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10384 * cpphash.h (struct cpp_reader): Remove import_warning.
10385 * cpplib.c (skip_rest_of_line): Don't bother turning off
10387 (parse_include): Move include handling to...
10388 (do_include_common): ... here. Move import warning from...
10389 (do_import): ... here.
10390 (do_pragma_poison): Don't do a callback for poison identifiers.
10391 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10392 * cppmain.c (setup_callbacks): Similarly.
10394 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10396 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10397 handle multiple sets.
10398 * except.c (sjlj_mark_call_sites): .... here.
10399 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10401 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10403 Suggested by Richard Henderson and Richard Kenner:
10404 * combine.c (recog_for_combine): Use the fake recog
10405 only if instruction does not match.
10406 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10407 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10409 * combine.c (try_combine): Discover noop jump as direct jump.
10411 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10413 * df.c (df_rd_global_compute): Add successors to worklist, not
10415 (df_ru_global_compute): Ditto.
10417 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10419 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10420 increment REG_N_SETS.
10422 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10424 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10426 * sbitmap.c (sbitmap_a_xor_b): New function.
10427 ifdef the basic block stuff on IN_GCC.
10429 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10431 * cppexp.c (parse_defined): Always record the macro name.
10432 (lex): Don't worry about identifiers, or special-case
10434 (_cpp_parse_expr): Figure out at the end of the routine
10435 whether we saw a valid !defined() expression.
10436 * cppfiles.c (stack_include_file): Update for mi_valid.
10437 (_cpp_pop_file_buffer): Similarly.
10438 * cpplex.c (_cpp_lex_token): Similarly.
10439 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10440 mi_if_not_defined, mi_lexed): Remove.
10442 * cpplib.c (do_if): Simplify.
10443 (do_endif, push_conditional, _cpp_handle_directive): Update
10444 for renaming of mi_state to mi_valid.
10446 * cpp.texi: Add index entries for digraphs, and add comment
10447 that C++ refers to them as alternative tokens.
10449 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10451 * basic-block.h (CLEANUP_PRE_LOOP): New.
10452 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10453 * sibcall.c (optimize_sibling_calls): Likewise.
10454 * toplev.c (rest_of_compilation): Likewise.
10455 * flow.c (try_forward_edges): Take argument MODE;
10456 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10457 (try_optimize_cfg): Update call of try_forward_edges.
10459 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10460 Jan Hubicka <jh@suse.cz>
10462 * (validate_replace_rtx_1): Fix simplification of MINUS.
10464 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10466 PR preprocessor/3669
10467 * cppinit.c (init_dependency_output): Turn off dump requests
10468 if sending dependencies to stdout.
10470 2001-07-28 Richard Henderson <rth@redhat.com>
10472 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10475 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10477 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10479 2001-07-28 Kazu Hirata <kazu@hxi.com>
10481 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10482 is VAR_DECL first to prevent an ICE.
10484 2001-07-28 Richard Henderson <rth@redhat.com>
10486 * varasm.c (immed_real_const_1): Don't elide special cases for
10488 (clear_const_double_mem): Clear const_tiny_rtx too.
10490 2001-07-28 Richard Henderson <rth@redhat.com>
10492 * dwarf2out.c (dw_val_class_offset): New.
10493 (struct dw_ranges_struct, dw_ranges_ref): New.
10494 (ranges_table, ranges_table_allocated): New.
10495 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10496 (add_AT_offset, add_ranges, output_ranges): New.
10497 (print_die, output_die): Handle dw_val_class_offset.
10498 (attr_checksum, size_of_die, value_format): Likewise.
10499 (gen_lexical_block_die): Handle non-contiguous blocks.
10500 (gen_block_die): Likewise.
10501 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10502 if needed. Dump the ranges table.
10503 * final.c (final_start_function): Remove unnecessary notes and
10504 rebuild the block tree before numbering the blocks.
10505 * function.c (reorder_blocks_0): Walk the existing block tree
10506 to unmark all blocks.
10507 (reorder_blocks_1): Create block fragments when duplicate block
10509 (reorder_fix_fragments): New.
10510 (reorder_blocks): Call it.
10511 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10513 2001-07-28 Richard Henderson <rth@redhat.com>
10515 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10517 2001-07-28 Richard Henderson <rth@redhat.com>
10519 * flow.c (add_to_mem_set_list): New function.
10520 (init_propagate_block_info): Use it.
10521 (mark_set_1): Likewise.
10522 (insn_dead_p): Canonicalize memory address for dead store
10523 comparison. Allow wider mode stores to kill narrower mode stores.
10524 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10525 (invalidate_mems_from_set): Don't handle MEMs.
10527 2001-07-28 Kazu Hirata <kazu@hxi.com>
10529 * config/h8300/h8300.h: Fix formatting.
10531 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10533 * basic-block.h (EDGE_FREQUENCY): New macro.
10534 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10536 * flow.c (find_sub_basic_blocks): Likewise.
10537 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10538 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10540 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10541 (HITRATE): New macro.
10542 (PRED_FLAG_FIRST_MATCH): New constant.
10543 (predictor_info): New field flgags.
10544 (combine_predictions_for_insn): Use DS theory to combine
10545 probabilities; set the edge probabilities when finished.
10546 (estimate_probability): Avoid duplicated matches
10547 of LOOP_BRANCH heuristics for nested loops; update comment.
10548 * predict.def: Add flags for each prediction, set probabilities
10549 according to B&L paper.
10550 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10552 * profile.c (compute_branch_probabilities): Cleanup way the edge
10553 probabilities are computed and REG_BR_PROB notes are dropped; if
10554 values does not match, emit error.
10555 (init_branch_prob): Do error instead of warning when profile driven
10556 feedback is missing or corrupt.
10558 2001-07-27 DJ Delorie <dj@redhat.com>
10560 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10561 against a constant, try to adjust the compare to have the desired
10562 constant in it so that min/max optimizations happen more often.
10564 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10566 * flow.c (last_loop_beg_note): New function.
10567 (redirect_edge_and_branch): Use it.
10568 (split_edge): Likewise.
10570 * alias.c (loop_p): Avoid uninitialized memory access.
10572 * flow.c (try_forward_edges): Avoid accessing freed memory.
10574 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10577 2001-07-26 Andrew Haley <aph@redhat.com>
10578 Joern Rennecke <amylaar@redhat.com>
10580 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10581 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10582 (SUBTARGET_CPP_SPEC): New.
10583 (CPP_SPEC): Remove.
10584 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10585 (SUBTARGET_CPP_PTR_SPEC): New.
10586 (CPP_DEFAULT_CPU_SPEC): New.
10587 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10588 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10589 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10590 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10591 (SUBTARGET_CPP_SPEC): Define as an empty string.
10593 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10595 * doc/install.texi (Configuration): Properly link the host
10596 specific instructions also when generating HTML.
10598 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10600 * flow.c (redirect_edge_and_branch_force): Test
10601 target->global_live_at_start.
10603 2001-07-26 Richard Henderson <rth@redhat.com>
10605 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10606 * rtl.h (avoid_constant_pool_reference): Declare it.
10607 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10608 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10610 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10612 * rtl.h (cleanup_barriers): Declare.
10613 * jump.c (cleanup_barriers): New function.
10614 * toplev.c (rest_of_compilation): Call cleanup_barriers
10615 before loop optimizer and after bb_reorder.
10617 * flow.c (back_edge_of_syntactic_loop_p): New.
10618 (split_edge): Use it.
10620 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10622 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10624 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10626 * cse.c (cse_process_notes): Replace any registers if the address
10629 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10631 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10632 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10633 (propagate_block): Update prototype.
10634 * flow.c (update_life_info): Simplify the CFG and
10635 recalculate the global regs which are alive when
10636 removing dead code during a global update.
10637 (propagate_block): Return non-zero if an INSN is
10640 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10642 * Makefile.in (LIBICONV): Define.
10644 2001-07-26 Catherine Moore <clm@redhat.com>
10646 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10647 of conditional to avoid tree checking errors.
10649 2001-07-26 Kazu Hirata <kazu@hxi.com>
10651 * regmove.c (regmove_optimize): Don't replace a reg with
10652 another reg of a different mode.
10654 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10656 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10657 limit length of dependency flush list.
10658 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10659 * sched-int.h (struct deps): Add pending_flush_length field.
10660 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10661 has 1 element in it.
10662 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10663 (sched_analyze): After a jump, if the pending memory flush list is too
10664 large, flush the pending lists.
10665 (init_deps): Initialize pending_flush_length to 0.
10666 * doc/invoke.texi (max_pending_list_length): Document parameter.
10668 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10670 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10671 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10672 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10674 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10676 * cpphash.h (struct_lexer_state): Delete was_skipping.
10677 Move skipping here from struct cpp_reader.
10678 * cpplex.c (parse_identifier): Update.
10679 (_cpp_lex_token): Don't skip tokens in a directive.
10680 * cpplib.c (struct if_stack): Update.
10681 (start_directive, end_directive): Don't change skipping state.
10682 (_cpp_handle_directive): Update.
10683 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10684 (do_else, do_endif): Update; only check for excess tokens if not
10685 in a skipped conditional block.
10686 (push_conditional): Update for new struct if_stack.
10688 2001-07-26 Graham Stott <grahams@redhat.com>
10690 * function.c (locate_and_pad_parm): Also pad initial offset
10691 so that the total argument size also includes the padding.
10693 2001-07-26 Graham Stott <grahams@redhat.com>
10695 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10696 change XSTR to XTMPL.
10698 (process_one_cond_exec): Likewise
10700 2001-07-25 Richard Henderson <rth@redhat.com>
10702 * varasm.c (assemble_variable): Create DECL_RTL before setting
10705 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10707 * predict.c (estimate_probability): Avoid duplicated predictions.
10709 * loop.c (find_and_verify_loops): Grok multiple barriers.
10711 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10713 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10715 * dbxout.c: Consistently use putc instead of fputc.
10716 (print_wide_int): New function; call instead of direct fprintf.
10717 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10718 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10719 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10720 (print_int_cst_octal): Likewise.
10721 (print_octal): Show we wrote characters.
10722 (dbxout_type): Set have_used_extensions in more places.
10724 2001-07-25 Catherine Moore <clm@redhat.com>
10726 * config/v850/v850.c (v850_va_arg): Use addr
10727 instead of valist to build incr.
10729 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10731 * flow.c (delete_dead_jumptables): New function.
10732 (life_analyzis): Call it.
10733 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10736 2001-07-25 Richard Henderson <rth@redhat.com>
10738 * except.c (reachable_handlers): Handle a region being removed
10739 out from under a RESX.
10741 2001-07-25 Richard Henderson <rth@redhat.com>
10743 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10744 swap GE/GT if it is an fp comparison.
10746 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10748 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10751 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10753 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10754 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10757 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10758 throw an exception.
10759 (visit_expression): When attempting to simplify an expression,
10760 retrieve any modes for arguments before they are simplified
10763 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10764 Janis Johnson <janis@us.ibm.com>
10766 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10767 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10768 pointer parameters to match documented usage of nonlocal_goto.
10769 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10770 parameters to their correct order.
10771 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10772 parameters to their correct order.
10774 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10776 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10778 2001-07-25 Jan Hubicka <jh@suse.cz>
10779 Richard Henderson <rth@redhat.com>
10781 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10783 (make_edges): New argument update_p; populate the edge cache if set.
10784 (find_basic_blocks): Update make_edges invocation.
10786 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10788 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10790 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10792 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10793 -Acpu and -Amachine.h.
10794 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10795 Corrected header to say ELF not a.out.
10796 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10797 when given -msoft-float.
10799 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10801 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10802 extra multilib parts like arm-elf.
10803 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10804 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10805 crtfini.o as extra multilib parts.
10807 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10809 * configure.in: Add rtems as a supported thread model.
10810 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10811 * configure: Rebuilt.
10813 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10815 * stor-layout.c (get_mode_alignment): make it work when
10816 BITS_PER_UNIT is not a power of two.
10817 * builtins.c (get_pointer_alignment): Likewise.
10819 2001-07-24 Richard Henderson <rth@redhat.com>
10821 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10822 the retrieved constant into the expected mode.
10824 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10826 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10827 (verify_flow_info): Check for duplicated edges; clarify
10830 * flow.c (block_label): Update basic_block_for_insn.
10831 (commit_edge_insertions): Call compute_bb_for_insn.
10833 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10836 * flow.c (redirect_edge_and_branch,
10837 try_optimize_cfg): Use redirect_edge_succ_nodup
10838 (redirect_edge_succ_nodup): New.
10839 * basic_block.h (redirect_edge_succ_nodup): Declare.
10841 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10844 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10846 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10847 (try_crossjump_to_edge): Update commetns.
10848 (try_crossjump_bb): Likewise.
10850 2001-07-24 Richard Henderson <rth@redhat.com>
10852 * combine.c (distribute_notes): Move set of need_refresh
10853 for noop_move_p down to catch all cases.
10855 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10857 * recog.c (split_all_insns_noflow): New.
10858 * rtl.h (split_all_insns_noflow): Declare.
10859 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10860 * m68hc11.c (m68hc11_reorg): Likewise.
10861 * sh.c (machine_dependent_reorg): Likewise.
10862 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10865 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10867 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10868 (ashlsi3_n splitter): Likewise.
10869 (lshrsi3_n splitter): Likewise.
10871 (GOTaddr2picreg): Make const SImode.
10872 (sym_label2reg): Likewise.
10873 (symGOT2reg): Likewise.
10874 (symGOTOFF2reg) Likewise.
10876 (casesi_worker_0): Make unspec SImode.
10878 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10880 * config/sh/sh.c (barrier_align): Check that an operand really is
10881 an insn before extracting its INSN_CODE.
10883 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10885 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10888 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10889 for SImode to prevent overflow.
10891 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10893 * config/mips/irix6-libc-compat.c: New file.
10894 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10895 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10896 passing workaround.
10898 2001-07-24 lars brinkhoff <lars@nocrew.org>
10900 * rtl.texi (REG_POINTER): Document.
10901 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10902 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10904 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10906 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10908 2001-07-23 Richard Henderson <rth@redhat.com>
10910 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10912 2001-07-23 Kazu Hirata <kazu@hxi.com>
10914 * config/h8300/h8300-protos.h: Add a prototype for
10915 general_operand_dst_push.
10916 * config/h8300/h8300.c (general_operand_dst_push): New.
10917 * config/h8300/h8300.h (OK_FOR_T): New.
10918 (EXTRA_CONSTRAINT): Use it.
10919 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10920 the existing movqi pattern.
10921 (movhi_push): Likewise.
10923 * reload.c: Fix comment typos.
10925 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10927 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10929 2001-07-23 H.J. Lu (hjl@gnu.org)
10931 * doc/extend.texi: Update __builtin_return_address and
10932 __builtin_frame_address.
10934 2001-07-23 Richard Henderson <rth@redhat.com>
10936 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10938 * config/i386/i386.md: New setcc+movzbl peephole2.
10940 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10942 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10943 * objc/objc-act.c: Include debug.h.
10944 (synth_module_prologue): Save and restore debug hooks too.
10946 2001-07-23 lars brinkhoff <lars@nocrew.org>
10948 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10949 and C4X_FLOAT_FORMAT.
10950 (BOOL_TYPE_SIZE): Document.
10952 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10954 * unroll.c (loop_iterations): Fix miscalculation of initial
10957 2001-07-13 Andrew Haley <aph@redhat.com>
10959 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10960 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10961 * config/sh/sh.c (sh_can_redirect_branch): New function.
10962 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10963 * reorg.c (steal_delay_list_from_target): Use
10964 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10966 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10968 * flow.c (try_simplify_condjump): Unlink insn chain on
10969 fallthru edge; use can_fallthru.
10971 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10973 * basic-block.h (find_sub_basic_block): Declare.
10974 * flow.c (make_edges): New arguments MIN and MAX;
10975 (find_sub_basic_blocks): Revamp to use make_edges
10976 and purge_dead_edges.
10977 (find_basic_blocks): Update call of find_sub_basic_block.
10979 * recog.c (split_all_insns): Always expect CFG to be consistent;
10980 call find_sub_basic_blocks in case something has changed.
10981 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10984 * basic-block.h (delete_noop_moves): Declare.
10985 * combine.c (combine_instructions): Call it.
10986 (recog_for_combine): Tolerate noop moves
10987 (distribute_notes): Force refresh when register dies at noop move.
10988 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10990 (life_analysis): Update delete_noop_moves call.
10991 (set_noop_p): Move too ...
10992 * rtlanal.c (noop_move_p): ... here.
10993 * rtl.h (noop_move_p): Declare.
10995 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10996 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10998 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10999 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11001 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11003 * reload.c (push_reload): Fix typo in comment.
11004 (find_reloads_address): Ditto.
11005 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11007 2001-07-22 Richard Henderson <rth@redhat.com>
11009 * flow.c: Grammar check and clarify a lot of comments.
11010 (try_simplify_condjump): Rename variables to be clearer.
11011 (try_forward_edges): Skip complex and fallthru edges.
11012 Rearrange tests to avoid duplicate checks.
11013 (flow_find_cross_jump): Likewise.
11014 (outgoing_edges_match): Allow match if neither branch has
11015 probability data. Loosen probability match to 5%.
11016 (try_crossjump_to_edge): Hoist repeated indirection into
11018 (try_crossjump_bb): Don't check complex edges. Eliminate
11019 redundant crossjump tests.
11020 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11021 checks before more expensive checks.
11023 2001-07-22 Richard Henderson <rth@redhat.com>
11025 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11026 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11029 2001-07-22 Richard Henderson <rth@redhat.com>
11031 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11032 (const_sint32_operand): Likewise.
11033 * m68k.md (anon mulsi pattern): Use const_int_operand not
11034 const_sint32_operand.
11035 (umulsi3_highpart): Zero extend a constant input.
11036 (smulsi3_highpart): Don't bother checking SImode constant.
11037 (const_umulsi3_highpart): Give op3 DImode.
11038 (const_smulsi3_highpart): Likewise.
11040 2001-07-22 Richard Henderson <rth@redhat.com>
11042 * flow.c (split_block): Make sure bb_note is included in the
11043 new block when splitting before a label.
11045 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11047 * basic-block.h (redirect_edge_and_branch_force,
11048 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11049 * flow.c (redirect_edge_and_branch_force,
11050 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11051 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11052 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11053 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11054 instead of label; update CFG after transformation.
11055 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11056 for finishing the transformation; handle even case where ELSE
11057 does not follow THEN.
11058 (find_if_case_2): Update call of dead_or_predictable; simplify
11061 * emit-rtl.c (split_branch_probability): New global variable.
11062 (try_split): Take care to set split_branch_probability and
11063 create REG_BR_PROB note for new jump insns.
11064 * md.texi (define_split): Document new feature.
11066 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11068 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11070 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11071 (asm_out_file): Remove redundant declaration.
11072 (assemble_asm): Remove old #if 0 block.
11073 (assemble_variable): Remove end of function; debug output is
11074 now handled with global_decl. Remove old #if 0 block. Update.
11075 Remove saved_in_section and associated no-op code.
11076 * Makefile.in (varasm.o): Correct dependencies.
11078 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11080 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11081 the definition in defaults.h.
11083 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11085 * jump.c: Update comments.
11086 (delete_barrier_successors, delete_unreferenced_labels,
11087 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11088 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11089 jump_optimize, jump_optimize_minimal): Kill.
11090 (rebuild_jump_labels): Move code from jump_optimize_1.
11091 (purge_line_number_notes): Likewise.
11092 (copy_loop_headers): Likewise.
11093 * reg-stack.c: Update comment.
11094 * stmt.c: Likewise.
11095 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
11096 JUMP_AFTER_REGSCAN): Kill.
11097 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
11098 purge_line_number_notes and copy_loop_headers.
11100 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11101 Richard Henderson <rth@redhat.com>
11103 * dbxout.c (dbxout_global_decl): New.
11104 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11105 * sdbout.c (sdbout_finish): New.
11106 (sdbout_debug_hooks): Use it, add comments.
11107 (sdbout_global_decl): Defer initialised public vars to
11109 * varasm.c (assemble_variable): Don't output debug information
11110 for file-scope variables.
11112 2001-07-22 Richard Henderson <rth@redhat.com>
11114 * config/alpha/alpha.c (get_trap_mode_suffix): New.
11115 (get_round_mode_suffix): New.
11116 (print_operand): Use them for [/]. Remove support for [&'`()+].
11117 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
11118 * config/alpha/alpha.md (attr round_suffix): New.
11119 (attr trap_suffix): New.
11120 (all insns): Set them appropriately. Use %/ instead of the
11121 myriad punctuators.
11123 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11125 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
11127 2001-07-22 Richard Henderson <rth@redhat.com>
11129 * regrename.c (regrename_optimize): Compute nregs for each
11130 potential target register.
11132 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
11133 Richard Henderson <rth@redhat.com>
11135 * dbxout.c (dbxout_global_decl): New.
11136 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11137 * sdbout.c (sdbout_finish): New.
11138 (sdbout_debug_hooks): Use it, add comments.
11139 (sdbout_global_decl): Defer initialised public vars to
11141 * varasm.c (assemble_variable): Don't output debug information
11142 for file-scope variables.
11144 2001-07-21 H.J. Lu (hjl@gnu.org)
11146 * config/mips/mips.c (mips_cpu): Moved into ...
11147 (override_options): Here.
11149 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
11151 (mips_cpu): Removed.
11153 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11155 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
11156 ("iorqi3"): Likewise.
11157 ("xorqi3"): Likewise.
11158 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
11159 ("*subhi3_sp): Likewise.
11160 ("*subhi3"): Likewise.
11161 ("extendhisi2"): Accept D, X and Y as source operand to avoid
11164 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
11166 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
11167 * config/freebsd.h: Likewise.
11168 * config/linux.h: Likewise.
11169 * config/openbsd.h: Likewise.
11170 * config/alpha/linux-elf.h: Likewise.
11171 * config/arm/linux-elf.h: Likewise.
11172 * config/d30v/d30v.h: Likewise.
11173 * config/fr30/fr30.h: Likewise.
11174 * config/ia64/aix.h: Likewise.
11175 * config/ia64/ia64.h: Likewise.
11176 * config/mips/linux.h: Likewise.
11177 * config/pj/pj.h: Likewise.
11178 * config/rs6000/linux.h: Likewise.
11179 * config/sparc/linux.h: Likewise.
11180 * config/sparc/linux64.h: Likewise.
11182 2001-07-20 Bruce Korb <bkorb@gnu.org>
11184 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
11185 because getc() and char* may disagree on signedness.
11187 2001-07-20 Richard Henderson <rth@redhat.com>
11189 * doc/rtl.texi (REG_DEAD): Update for current semantics.
11191 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
11192 insns to delete in the presence of cc0 in a jump insn.
11194 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11195 Jan Hubicka <jh@suse.cz>
11197 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
11198 of doing the change by hand.
11200 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11202 * rtlanal.c (set_noop_p): Return true for noop jumps.
11204 * expr.c (emit_single_push_insn): Add call to push expander.
11205 * expr.h (optab_index): Add OTI_push
11206 (push_optab): New constant.
11207 * genopinit.c (optabs): Add push_optab.
11208 * optabs.c (init_optab): Init push optab.
11209 * md.texi (push??1): Document
11211 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11213 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
11214 expand to emit the pattern; put a REG_INC note for push/pop
11216 ("movdf", "movdf_internal"): Likewise.
11217 ("movsi", "movsi_internal"): Likewise.
11218 ("movsf", "movsf_internal"): Likewise.
11219 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
11221 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11223 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
11226 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
11228 * params.def: Change default max inline insns to 100.
11230 2001-07-20 Diego Novillo <dnovillo@redhat.com>
11232 * combine.c (combine_simplify_rtx): Generate a new shift operation
11233 when simplifying the first operand of a (neg (ashift)) expression.
11235 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11237 * regclass.c (N_REG_INTS): Use only 32 bits per element.
11239 2001-07-20 Kelley Cook <kelley.cook@home.com>
11241 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
11242 information. Move rest into ...
11243 (*-*-solaris): ... here. Eliminate redundant information and
11244 reword necessary packages section. Delete 4.x assembler bug info.
11245 (sparc-sun-*): Merge into ...
11246 (sparc-sun-sunos*): here.
11248 2001-07-20 Catherine Moore <clm@redhat.com>
11250 * config/v850/v850.md (casesi): Generate LABEL_REF
11253 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
11255 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
11256 * i386.c (ix86_zero_extend_to_Pmode): Make global.
11257 * i386.md (strclrsi expander): Use it.
11259 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11261 * integrate.c (copy_insn_list): handle
11262 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11263 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
11264 identically as to CODE_LABEL.
11266 * fold-const (fold): Convert A/B/C to A/(B*C) and
11269 * except.c (connect_post_landing_pads): Delete the RESX insns.
11271 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11273 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11275 * config/mips/mips.md (nmadd/nmsub): Use macro.
11277 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11279 * cppinit.c (remove_dup_dir): Make static.
11280 (remove_dup_dirs): Make static. Only warn about preempting a
11281 system directory with a non-system directory.
11283 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11285 * ifcvt.c (noce_try_store_flag_constants): Correct order
11286 of parameters to trunc_int_for_mode.
11288 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11290 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11291 an exception that will be caught within this function, do not fill
11292 its delay slot with any subsequent instruction.
11294 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11296 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11297 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11298 pointer extension instruction.
11299 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11300 * simplify-rtx.c (simplify_unary_operation) Likewise.
11301 * explow.c (convert_memory_address) Check value of
11302 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11304 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11305 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11306 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11307 Add Multilib Support.
11308 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11309 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11310 Add Multilib Support.
11311 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11313 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11314 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11315 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11317 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11319 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11320 old and new operands in `<', `3' and `b'.
11322 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11324 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11325 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11326 (toplev.o): Don't depend on xcoffout.h.
11327 * c-decl.c: Include debug.h
11328 (duplicate_decls): Use debug hook.
11329 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11330 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11331 (dbxout_types): Remove.
11332 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11333 * debug.c (do_nothing_debug_hooks): Update.
11334 (debug_true_tree, debug_nothing_rtx): New.
11335 * debug.h (struct rtx_def): New.
11336 (struct gcc_debug_hooks): New hooks ignore_block,
11337 outlining_inline_function and label.
11338 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11339 dwarf2out_frame_finish): New.
11340 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11341 Make static, update prototype.
11342 (dwarf2_debug_hooks): Update.
11343 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11344 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11345 * dwarfout.c (dwarf_debug_hooks): Update.
11346 * emit-rtl.c: Include debug.h.
11347 (remove_unnecessary_notes): Use debug hook.
11348 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11349 (final_scan_insn): Use debug hook.
11350 * integrate.c (output_inline_function): Use debug hook.
11351 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11352 (sdb_debug_hooks): Update.
11353 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11354 * toplev.c: Don't include xcoffout.h.
11355 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11356 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11358 * tree.h (dwarf2out_do_frame): Remove.
11360 2001-07-19 Catherine Moore <clm@cygnus.com>
11362 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11364 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11366 * reload1.c (eliminate_regs_in_insn): When updating a set
11367 to the frame pointer to the hardware frame pointer, perform
11368 the update always not just when REPLACE is set.
11370 * reload1.c (choose_reload_regs): Don't inherit a reload
11371 that crosses multiple registers if registers past the first
11372 don't fit in the desired class.
11374 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11375 when negating constants.
11377 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11379 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11380 * doc/tree.texi: Ditto.
11382 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11383 Jakub Jelinek <jakub@redhat.com>
11385 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11386 (extract_cie_info): Handle "eh" augmentation properly,
11388 (struct frame_state, __frame_state_for): New.
11390 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11392 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11393 HANDLE_SYSV_PRAGMA): Define.
11394 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11396 (copy_object): Caller changed.
11398 2001-07-19 Andreas Schwab <schwab@suse.de>
11400 * configure.in (assembler dwarf2 debug_line support): Define nop
11402 * configure: Regenerated.
11404 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11406 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11408 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11409 to conditionally compiled block.
11410 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11411 * dbxout.h (dbxout_function): Remove.
11412 * debug.c (do_nothing_debug_hooks): Update.
11413 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11414 global_decl, deferred_inline_function.
11415 * dwarf2out.c (dwarf2_debug_hooks): Update.
11416 (dwarf2out_global_decl): New.
11417 * dwarfout.c: Don't include dwarfout.h.
11418 (dwarfout_global_decl, dwarfout_function_decl,
11419 dwarfout_deferred_inline_function): New.
11420 (dwarf_debug_hooks): Update.
11421 * dwarfout.h: Remove.
11422 * final.c: Don't include dwarfout.h.
11423 * sdbout.c (sdbout_global_decl): New.
11424 (sdbout_debug_hooks): Update.
11425 * toplev.c: Don't include dwarfout.h.
11426 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11427 (note_deferral_of_defined_inline_function): Remove.
11428 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11429 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11430 * ch/lex.c: Don't include dwarfout.h.
11431 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11432 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11433 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11434 * cp/optimize.c: Include debug.h.
11435 (maybe_clone_body): Use debug hook.
11436 * cp/semantics.c: Include debug.h.
11437 (expand_body): Use debug hook.
11438 * po/POTFILES.in: Remove dwarfout.h.
11440 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11442 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11443 * c-parse.in (yyerror, _yylex): Similarly.
11444 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11445 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11447 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11448 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11450 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11452 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11453 in-class declaration at -g1. Fixes c++/2814.
11455 2001-07-18 Richard Henderson <rth@redhat.com>
11457 * doc/md.texi (reload_in/out): Document restrictions in predicates
11458 and constraints for these patterns. Document empty string matching
11461 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11463 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11465 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11467 * cse.c: Undo my previous patch.
11469 2001-07-18 Tom Tromey <tromey@redhat.com>
11472 * configure: Rebuilt.
11473 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11475 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11477 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11478 Jan Hubicka <jh@suse.cz>
11480 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11481 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11482 * jump.c (mark_jump_label): Do not forward branches.
11484 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11486 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11487 when return value is unused.
11489 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11491 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11493 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11495 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11496 on error. We can't blindly return the result of
11497 pthread_mutex_trylock because it returns a positive number on
11498 error, while we must return -1 on error.
11499 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11501 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11503 2001-07-18 Andreas Jaeger <aj@suse.de>
11505 * integrate.c (output_inline_function): Correct type of debug_hooks.
11507 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11509 * combine.c (combine_simplify_rtx): DIV can be treated
11510 associatively for floats if unsafe math optimisations are enabled.
11512 2001-07-17 Richard Henderson <rth@redhat.com>
11514 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11516 2001-07-17 Richard Henderson <rth@redhat.com>
11518 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11519 don't force the function address into a register.
11520 (expand_call, emit_library_call_value_1): Update callers.
11521 * builtins.c (expand_builtin_apply): Likewise.
11522 * expr.h (prepare_call_address): Update decl.
11524 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11526 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11528 * config/i386/chorus.h: Move up.
11529 * config/sparc/chorus.h: Likewise.
11530 * config/rs6000/chorus.h: Likewise.
11531 * config/chorus.h: Moved here.
11533 2001-07-17 Andreas Schwab <schwab@suse.de>
11535 * configure.in (assembler eh_frame optimization): Handle big
11537 * configure: Regenerated.
11539 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11541 * expr.c (epxand_expr): Convert divisions into multiplications by
11542 reciprocals if -ffast-math.
11544 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11546 * dbxout.c (dbxout_really_begin_function): Rename to
11547 dbxout_begin_function.
11548 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11549 (dbxout_begin_function): Remove.
11550 (dbxout_function): Update.
11551 (dbxout_source_line): Update prototype.
11552 * dbxout.h (dbxout_begin_function): Remove.
11553 * debug.c (do_nothing_debug_hooks): Update.
11554 (debug_nothing_tree): Update.
11555 (debug_nothing_charstar_rtx): Remove.
11556 * debug.h (union tree_node): Declare.
11557 (struct rtx_def): Remove.
11558 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11559 begin_function. Change source_line prototype.
11560 (debug_nothing_tree): New.
11561 (debug_nothing_charstar_rtx): Delete.
11562 (dwarf2out_begin_prologue): Moved from ...
11563 * tree.h: ... here.
11564 * dwarf2out.c (dwarf2_debug_hooks): Update.
11565 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11566 debug info, call dwarf2out_source_line.
11567 (dwarf2out_souce_line): Update prototype.
11568 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11569 Change prototype, make static.
11570 (dwarfout_source_line): Update prototype.
11571 (dwarf_debug_hooks): Update.
11572 * dwarfout.h (dwarfout_begin_function): Remove.
11573 * final.c (final_start_function, final_scan_insn): Use appropriate
11574 debug hooks, update to use notice_source_line.
11575 (output_source_line): Rename notice_source_line. Don't call the
11576 source_line debug hook.
11577 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11578 make static, update prototype.
11579 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11581 (sdbout_end_prologue): New.
11582 (sdbout_source_line): Update prototype.
11583 (sdbout_debug_hooks): Update.
11584 (sdbout_symbol): Remove unused var.
11585 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11587 * varasm.c: Include debug.h.
11588 (assemble_start_function): Use begin_function debug_hook.
11589 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11590 update with prototype.
11591 (xcoffout_source_line): Update prototype.
11592 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11594 (xcoffout_source_line): Update prototype.
11596 2001-07-17 Richard Henderson <rth@redhat.com>
11598 * c-typeck.c (build_binary_op): Do not shorten unsigned
11599 right shift after sign extension.
11601 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11603 * combine.c (combine_simplify_rtx): Attempt to simplify
11604 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11606 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11607 (simplify_binary_operation, simplify_unary_operation,
11608 simplify_relational_operation): Use it.
11610 * combine.c (combine_simplify_rtx): Don't do associative law
11611 on divisions; allow associative law on floats.
11613 2001-07-17 H.J. Lu <hjl@gnu.org>
11614 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11616 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11617 ASM_OUTPUT_WEAK_ALIAS are defined.
11618 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11619 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11621 * config/mips/iris5.h: ... here.
11622 (HANDLE_SYSV_PRAGMA): Defined as 1.
11623 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11624 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11627 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11629 * c-parse.in (all_prefix_attributes): New variable.
11630 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11631 (maybe_resetattrs): New production.
11632 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11633 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11634 notype_initdcl, nested_function, notype_nested_function,
11635 component_decl, components, components_notype,
11636 component_declarator, component_notype_declarator,
11637 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11638 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11639 after a comma being applied to more than one declarator.
11640 * doc/extend.texi (Attribute Syntax): Update. Remove
11641 documentation of bugs that are no longer present.
11643 2001-07-13 Eric Christopher <echristo@redhat.com>
11645 * config/mips/mips.h: Change TUNE_MIPS* options to use
11647 (EXTRA_SPECS): Add cc1_cpu_spec.
11648 * config/mips/mips.md (muldf3): Fix typo.
11650 2001-07-16 Richard Henderson <rth@redhat.com>
11652 * config/m68k/m68k.c: Include expr.h and reload.h.
11653 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11654 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11656 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11657 Richard Henderson <rth@redhat.com>
11659 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11660 (insn_live_p): Fix fall off end of function.
11661 (dead_libcall_p): Remove COUNTS argument; update callers.
11662 (delete_trivially_dead_insns): Remove unused variables.
11664 2001-07-17 Andreas Jaeger <aj@suse.de>
11666 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11667 x86-64 pic support.
11669 * lcm.c (optimize_mode_switching): Avoid warning for unused
11670 variable if !NORMAL_MODE.
11672 * flow.c (try_crossjump_to_edge): Remove unused variable.
11674 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11676 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11677 atexit declaration in stdlib.h.
11679 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11681 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11683 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11685 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11686 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11687 do rebuild_jump_labels instead of jump_optimize
11688 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11689 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11690 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11692 * flow.c: Include timevar.h
11693 (find_basic_block): Push/pop timevar;
11694 (cleanup_cfg): Likewise.
11695 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11696 * Makefile: Add dependencies on timevar.h
11698 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11699 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11701 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11702 * toplev.c (rest_of_compilation): Update calls.
11703 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11704 (delete_trivially_dead_insns): ... here; accept new argument
11705 preserve_basic_blocks; preserve basic blocks if set.
11707 * reg-stack.c (stack_regs_mentioned): Return 0 if
11708 stack_regs_mentioned_data is not initialized.
11709 (reg_to_stack): Make stack_regs_mentioned survive after the
11710 reg-stack is completted; do not call cleanup_cfg.
11711 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11712 make cleanup_cfg after bb-reorder to output to debug file.
11714 2001-07-16 Richard Henderson <rth@redhat.com>
11716 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11717 from int_reg_class_contents.
11719 2001-07-16 Richard Henderson <rth@redhat.com>
11721 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11722 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11723 (init_reg_sets_1): Move initialization from cse_main.
11724 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11725 (cse_main): Move its initialization also.
11726 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11727 * flow.c (propagate_one_insn): Likewise.
11728 * gcse.c (compute_hash_table): Likewise.
11729 (compute_kill_rd, compute_store_table): Likewise.
11730 * sched-deps.c (sched_analyze_1): Likewise.
11732 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11734 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11737 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11739 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11740 in if statement so we don't access undefined memory.
11742 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11744 * gcse.c: Update comment at top.
11745 Update comment on mem handling.
11746 mem_last_set, mem_first_set, mem_set_in_block: gone.
11747 Declaration of reg_set_info: gone.
11748 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11749 pointless with load_killed_in_block_p (they are *more*
11750 conservative then it, not less, and less accurate).
11751 (oprs_not_set_p): Ditto.
11752 (alloc_gcse_mem): Don't allocate mem_set_in_block
11753 (free_gcse_mem): Don't free it, either.
11754 (record_last_mem_set_info): Update comment in front, remove
11755 mem_*set_* stuff. Note the reason we don't handle stores directly
11757 (compute_hash_table): Update comments to reflect reality. Remove
11758 mem_*set_* references.
11759 (reset_opr_set_tables): Remove mem_*set_* references.
11760 (mark_call): Ditto.
11761 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11762 (mark_clobber): Ditto (on both parts, we double set here too).
11763 (expr_killed_p): Remove mem_set_in_block test.
11764 (compute_transp): Remove mem_set_in_block test.
11766 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11767 of edge, and removal of phi alternative to dump file.
11768 (ssa_ccp_substitute_constants): Add note about register now being
11769 constant, and which uses were replaced in what insns to dump file.
11771 2001-07-16 Andreas Jaeger <aj@suse.de>
11773 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11774 variables of type HOST_WIDEST_INT.
11776 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11777 (__bb_exit_func): Correct type of count_max to avoid overflow.
11778 (num_digits): Handle long long argument.
11780 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11782 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11784 * output.h (sdb_begin_function_line): Restore as an extern
11786 * sdbout.c (sdb_begin_function_line): Make extern.
11788 2001-07-15 Richard Henderson <rth@redhat.com>
11790 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11791 * genrecog.c (maybe_both_true_mode): New.
11792 (maybe_both_true_2): Use it.
11793 (write_switch): Don't put Pmode in a switch.
11794 * rtl.c (mode arrays): Don't explicitly size them.
11796 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11798 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11799 handling; move unconditional splitting before mode switching.
11801 * i386.md (type): Add fistp type.
11802 (i387, length_attr, scheduling definitions): Handle this type.
11803 (fix_trunc?f?i2): Revamp to use mode switching.
11804 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11805 * i386.h (fp_cw_mode): New enum
11806 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11807 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11809 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11811 * Makefile.in (integrate.o): Add debug.h.
11812 * integrate.c (debug.h): Add.
11813 (output_inline_function): Save, reset, and restore debug_hooks.
11815 2001-07-15 Richard Henderson <rth@redhat.com>
11817 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11818 instead of COMPARE for the EQUIV expression.
11820 2001-07-15 Richard Henderson <rth@redhat.com>
11822 * flow.c (redirect_edge_and_branch_force): Initialize
11823 global_live_at_start and global_live_at_end.
11824 (allocate_bb_life_data): Export.
11825 * basic-block.h (allocate_bb_life_data): Declare.
11826 * toplev.c (rest_of_compilation): Call it.
11828 2001-07-15 Richard Henderson <rth@redhat.com>
11830 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11831 (alpha_tablejump_best_label): New.
11832 * config/alpha/alpha-protos.h: Declare them.
11833 * config/alpha/alpha.md: Use braced strings for code blocks.
11834 (tablejump_osf): Break out add with r29.
11835 (tablejump_osf_internal): Remove.
11836 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11837 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11839 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11841 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11844 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11846 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11847 (ix86_fp_jump_nontrivial_p): New.
11848 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11849 use ix86_fp_jump_nontrivial_p.
11850 * i386.c (ix86_fp_jump_nontrivial_p): New.
11851 (ix86_split_fp_branch): Accept code instead of rtx.
11852 (ix86_expand_compare): Expand comparison early in case
11853 doing so is resonably cheap.
11855 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11857 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11859 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11860 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11862 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11864 * dbxout.c (dbxout_source_line): Make static, update prototype.
11865 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11866 (dbxout_init, dbxout_finish, dbxout_source_line,
11867 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11868 * dbxout.h (dbxout_source_line): Delete.
11869 * debug.c (debug_nothing_file, debug_nothing_file_int,
11870 debug_nothing_file_charstar_rtx): New.
11871 (do_nothing_debug_hooks): Update.
11872 (debug_nothing_void, debug_nothing_charstar_rtx,
11873 dwarf2out_end_epilogue): New.
11874 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11875 * debug.h (struct rtx_def): Declare.
11876 (gcc_debug_hooks): New hooks source_line, end_epilogue
11878 (debug_nothing_void, debug_nothing_charstar_rtx,
11879 dwarf2out_end_epilogue): New.
11880 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11881 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11882 (dwarf2_debug_hooks): Update.
11883 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11884 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11885 * dwarf2out.h (dwarf2out_source_line): Remove.
11886 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11887 Make static, update prototype.
11888 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11889 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11890 (dwarf_debug_hooks): Update.
11891 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11892 dwarfout_end_function): Remove.
11893 * final.c (profile_function): Use debug hooks for ending functions
11895 (output_source_line, final_end_function): Update prototype,
11897 (final_start_function, final_scan_insn): Update.
11898 * output.h (sdb_begin_function_line): Remove.
11899 (final_end_function): Update prototype.
11900 * sdbout.c (sdb_begin_function_line): Make static.
11901 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11902 (sdbout_source_line): New.
11903 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11905 (sdb_debug_hooks): Update.
11906 (sdbout_init, sdbout_source_line,
11907 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11908 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11909 * toplev.c (compile_file, rest_of_compilation): Update.
11910 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11911 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11912 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11913 Update for prototype changes.
11914 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11915 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11917 2001-07-15 Richard Henderson <rth@redhat.com>
11919 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11920 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11921 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11922 * config/alpha/alpha.c: Likewise.
11923 * config/alpha/alpha.md: Likewise.
11924 * config/alpha/alpha32.h: Likewise.
11925 * config/alpha/vms.h: Likewise.
11926 (OPEN_VMS): Remove.
11928 2001-07-14 Richard Henderson <rth@redhat.com>
11930 * config/alpha/alpha.md: Use define_constants for unspec values.
11931 Substitute throughout.
11933 2001-07-14 Tim Josling <tej@melbpc.org.au>
11935 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11937 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11939 * pa.md: Remove unused constraints from define_split's.
11941 2001-04-14 Richard Henderson <rth@redhat.com>
11943 * ifcvt.c (find_cond_trap): Test for exit block.
11945 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11947 Re-install recently reverted patch.
11948 * emit-rtl.c (try_split): Update mark_jump_label call.
11949 * flow.c (find_sub_basic_blocks): Likewise.
11950 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11951 jump_back_p): Kill.
11952 (mark_all_labels): Kill second parameter.
11953 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11954 (rebuild_jump_labels, jump_optimize_minimal): Update call
11955 of jump_optimize_1.
11956 (jump_optimize_1): Kill crossjumping code.
11957 (mark_jump_label): Kill cross_jump parameter.
11958 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11959 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11960 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11962 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11964 (dump_file_info): Likewise.
11965 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11966 reorganize passes to do reg-stack first, bb-reorder second.
11967 * invoke.texi (-d letters doc): Remove the jump2 pass.
11969 2001-07-14 Richard Henderson <rth@redhat.com>
11971 * ifcvt.c (find_cond_trap): New.
11972 (find_if_header): Call it.
11973 (merge_if_block): Relax existing jump sanity check.
11974 * jump.c (jump_optimize_1): Remove conditional trap handling.
11976 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11978 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11980 (insn_refs_are_delayed): Correct comment.
11981 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11982 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11983 instead of r31. Make associated insn !TARGET_64BIT, and
11984 provide an additional 64-bit insn that clobbers r2.
11985 (divsi3): Likewise.
11986 (udivsi3): Likewise.
11987 (modsi3): Likewise.
11988 (umodsi3): Likewise.
11990 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11992 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11994 * flow.c (redirect_edge_and_branch_force, split_edge,
11995 try_crossjump_to_edge): Use set_block_for_new_insns.
11996 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11998 2001-07-13 H.J. Lu (hjl@gnu.org)
12000 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12003 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12005 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12007 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12009 * c-common.c (decl_attributes): Take a pointer to the node to
12010 which attributes are to be attached, and a flags argument.
12011 * c-common.h (enum attribute_flags): New.
12012 (decl_attributes): Update prototype.
12013 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12014 finish_enum, start_function): Update calls to decl_attributes.
12015 * c-parse.in (component_declarator, component_notype_declarator,
12016 label): Update calls to decl_attributes.
12018 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12020 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12021 * config/avr/avr.c (legitimate_address_p): Return value changed
12022 from letter to register classes. For better debugging.
12024 2001-07-13 Kazu Hirata <kazu@hxi.com>
12026 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12028 2001-07-13 H.J. Lu (hjl@gnu.org)
12030 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12032 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12034 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12035 correctly for shared configurations.
12036 * config/t-libgcc-pic: New.
12037 * config/{i386,m68k,sparc}/t-openbsd: New.
12038 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12039 Support -shared. Support debugging libraries with -g.
12040 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12041 frame information does not emit pointer diffs.
12042 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12043 emit pointer diffs.
12045 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12047 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12049 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12051 * combine.c (try_combine): Ensure const_int pow2 is positive.
12053 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12055 * config.gcc: Add configuration for s/390.
12056 * config/s390/s390.c: New. Subroutines for code generation.
12057 * config/s390/s390.h: New. Definitions for s/390.
12058 * config/s390/s390-protos.h: New. Prototypes.
12059 * config/s390/linux.h: New. Definitions for linux for s/390.
12060 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12061 * config/s390/t-linux: New. Makefile fragment.
12062 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12063 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12065 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12067 * emit-rtl.c (try_split): Update mark_jump_label call.
12068 * flow.c (find_sub_basic_blocks): Likewise.
12069 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12070 jump_back_p): Kill.
12071 (mark_all_labels): Kill second parameter.
12072 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12073 (rebuild_jump_labels, jump_optimize_minimal): Update call
12074 of jump_optimize_1.
12075 (jump_optimize_1): Kill crossjumping code.
12076 (mark_jump_label): Kill cross_jump parameter.
12077 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12078 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12079 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12081 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12083 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12084 reorganize passes to do reg-stack first, bb-reorder second.
12085 * invoke.texi (-d letters doc): Remove the jump2 pass.
12087 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12089 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12091 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12093 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12095 (verify_flow_info): Make diagnostics prettier.
12097 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12099 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
12101 * flow.c (outgoing_edges_match): Return early if condition reversal
12104 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
12106 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
12107 (mips_move_2words): When splitting a move into two instructions,
12108 prefix the second address operand with '%D'.
12110 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
12112 * Makefile.in (final.o): Depend on debug.h.
12113 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
12114 (dbx_debug_hooks): Add new hooks.
12115 (xcoff_debug_hooks): New.
12116 * debug.c (debug_nothing_file_int_int): New.
12117 (do_nothing_debug_hooks): Update.
12118 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
12119 (debug_nothing_file_int_int): New.
12120 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
12121 static, update prototype.
12122 (dwarf2_debug_hooks): Update.
12123 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
12124 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
12125 static, update prototype.
12126 (dwarf_debug_hooks): Update.
12127 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
12128 * final.c: Include debug.h.
12129 (final_scan_insn): Use debug hooks when beginning and ending blocks.
12130 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
12131 static, update prototype.
12132 (sdb_debug_hooks): Update.
12133 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
12134 * toplev.c: Distinguish between xcoff and dbx.
12136 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
12137 Call all debug hooks, not just dwarf ones.
12139 2001-07-11 Timothy Wall <twall@redhat.com>
12141 * config.gcc: Add configuration for AIX5/IA64.
12142 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
12143 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
12144 support prefix/suffix code.
12145 * config/ia64/t-aix: New. Makefile fragment.
12146 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
12148 2001-07-11 Kazu Hirata <kazu@hxi.com>
12150 * recog.c (validate_change): Fix a comment typo.
12152 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
12154 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
12155 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
12157 * dbxout.c (dbx_debug_hooks): Add new hooks.
12158 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
12160 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
12162 * dbxout.h (dbxout_start_new_source_file,
12163 dbxout_resume_previous_source_file): Delete.
12164 * debug.c (do_nothing_debug_hooks): Add new hooks.
12165 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12166 (debug_nothing_int_charstar, debug_nothing_int): New.
12167 * debug.h (gcc_debug_hooks): New hooks define, undef,
12168 start_source_file and end_source_file.
12169 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12170 (debug_nothing_int_charstar, debug_nothing_int): New.
12171 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
12172 the conditionally compiled section.
12173 (dwarf2out_start_source_file, dwarf2out_end_source_file,
12174 dwarf2out_define, dwarf2out_undef): Make static.
12175 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
12176 dwarf2out_define, dwarf2out_undef): Remove.
12177 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
12178 (dwarfout_start_source_file, dwarfout_end_source_file,
12179 dwarfout_define, dwarfout_undef): Make static.
12180 (dwarfout_start_source_file_check,
12181 dwarfout_end_source_file_check): New.
12182 (dwarfout_define, dwarfout_finish): Update.
12183 * dwarfout.h (dwarfout_start_new_source_file,
12184 dwarfout_resume_previous_source_file, dwarfout_define,
12185 dwarfout_undef): Remove.
12186 * sdbout.c (sdb_debug_hooks): Add new hooks.
12187 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
12189 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
12190 make static, take an arg.
12191 * sdbout.h (sdbout_start_new_source_file,
12192 sdbout_resume_previous_source_file): Delete.
12193 * toplev.c (debug_start_source_file, debug_end_source_file,
12194 debug_define, debug_undef): Delete.
12195 * toplev.h (debug_start_source_file, debug_end_source_file,
12196 debug_define, debug_undef): Delete.
12198 * java/jcf-parse.c: Include debug.h.
12199 (parse_class_file): Update to use debug hooks directly.
12200 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
12202 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12204 * alias.c (set_mem_alias_set): New function.
12205 * rtl.h (set_mem_alias_set): Declare it.
12206 * builtins.c (expand_builtin_return_addr): Call it instead of
12207 using MEM_ALIAS_SET accessor.
12208 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
12209 (get_memory_rtx, expand_builtin_va_arg): Likewise.
12210 (expand_builtin_va_copy):Likewise.
12211 * caller-save.c (setup_save_areas): Likewise.
12212 * calls.c (compute_argument_addresses): Likewise.
12213 * explow.c (set_mem_attributes): Likewise.
12214 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
12215 (expand_assignment, store_constructor_field, store_field): Likewise.
12216 (expand_expr_unaligned): Likewise.
12217 * function.c (assign_stack_temp_for_type): Likewise.
12218 (put_reg_into_stack, gen_mem_addressof): Likewise.
12219 * ifcvt.c (noce_try_cmove_arith): Likewise.
12220 * reload1.c (reload, alter_reg): Likewise.
12221 * config/alpha/alpha.c (get_aligned_mem): Likewise.
12222 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
12223 (alpha_expand_unaligned_store): Likewise
12224 (alpha_expand_unaligned_load_words): Likewise.
12225 (alpha_expand_unaligned_store_words): Likewise.
12226 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
12227 (alpha_expand_epilogue): Likewise.
12228 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
12229 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
12230 * config/i386/i386.c (legitimize_pic_address): Likewise.
12231 * config/i960/i960.c (setup_incoming_varargs): Likewise.
12232 * config/ia64/ia64.c (spill_restore_mem): Likewise.
12233 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
12234 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
12235 * config/mips/mips.c (mips_va_arg): Likewise.
12236 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
12237 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
12238 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12239 (setup_incoming_varargs, rs6000_va_arg): Likewise.
12240 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
12241 (rs6000_emit_epilogue): Likewise.
12242 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
12243 * config/sparc/sparc.c (sparc_va_arg): Likewise.
12244 * config/v850/v850.c (v850_va_arg): Likewise.
12246 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
12248 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
12249 when fallthru edge is present.
12250 (mege_blocks): Handle case where creation of jump insn
12253 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
12254 CLEANUP_POST_REGSTACK): New constants.
12255 * except.c (finish_eh_generation): Update call of cleanup_cfg,
12256 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
12257 * output.h (cleanup_cfg): Update prototype.
12258 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
12259 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
12260 cleanup_cfg call; kill missleading comment.
12261 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
12262 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
12263 parameter; control optimizations performed using it.
12264 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
12265 try_crossjump_bb): New functions.
12267 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12269 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12271 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12272 pa_output_function_prologue.
12273 * pa-protos.h (pa_output_function_prologue): New prototype.
12275 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12277 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12278 and low to get correct sign extension in low+high test.
12280 2001-07-11 Janis Johnson <janis@us.ibm.com>
12282 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12283 for large hit count.
12285 * profile.c (branch_prob): Fix .bbg info for computed gotos
12288 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12290 * stmt.c (parse_output_constraint): New function, split out
12292 (expand_asm_operands): ... here. Use parse_output_constraint.
12293 * tree.h (parse_output_constraint): Declare it.
12295 2001-07-11 Richard Henderson <rth@redhat.com>
12297 * bitmap.c: Comment some functions; fiddle whitespace.
12298 (bitmap_free): Don't export.
12299 (bitmap_element_allocate): Use memset.
12300 * bitmap.h (bitmap_free): Don't declare.
12302 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12304 * gcse.c, lcm.c, sched-deps.c:
12305 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12307 * flow.c (flow_loops_find): Free dom if we found no loops, since
12308 we aren't going to save it.
12310 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12313 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12315 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12317 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12319 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12320 #ifndef DWARF2_DEBUGGING_INFO.
12322 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12324 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12326 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12328 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12329 reverse a branch if a NE comparison is implemented with GTU.
12331 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12332 H.J. Lu <hjl@gnu.org>
12334 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12335 constant addresses.
12336 (call_internal2): Likewise.
12337 (call_value_internal1): Likewise.
12338 (call_value_internal2): Likewise.
12339 (call_value_multiple_internal1): Likewise.
12340 (call_value_multiple_internal2): Likewise.
12342 2001-07-10 Kazu Hirata <kazu@hxi.com>
12344 * calls.c (emit_library_call_value_1): Fix a comment typo.
12345 * dwarf2out.c (mem_loc_descriptor): Likewise.
12346 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12348 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12350 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12352 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12354 * recog.c (offsettable_address_p): Handle LO_SUM case.
12355 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12356 instead of plus_constant.
12358 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12360 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12361 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12363 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12365 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12366 adjust_address_nv instead of plus_constant.
12368 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12370 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12371 dwarf2out.o): Depend on debug.h, wrap long lines.
12372 * dbxout.c: Include debug.h.
12373 (dbx_debug_hooks): New.
12374 (dbxout_init): Make static, take just 2 args.
12375 (dbxout_finish): Make static.
12376 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12377 * debug.c: New file.
12378 * debug.h: New file.
12379 * dwarf2out.c: Include debug.h.
12380 (dwarf2_debug_hooks): New.
12381 (dwarf2out_init): Make static.
12382 (dwarf2out_finish): Make static, take 2 args.
12383 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12384 * dwarfout.c: Include debug.h.
12385 (dwarf_debug_hooks): New.
12386 (dwarfout_init): Make static.
12387 (dwarfout_finish): Make static, take 2 args.
12388 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12389 * sdbout.c: Include debug.h.
12390 (sdb_debug_hooks): New.
12391 (sdbout_init): Make static, take 2 args.
12392 * sdbout.h (sdbout_init): Delete.
12393 * toplev.c: Include debug.h.
12394 (debug_hooks): New.
12395 (compile_file): Set deubg_hooks based on command line options.
12396 Use the hooks unconditionally rather than conditional compilation.
12398 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12400 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12401 first_insn_after_basic_block_note instead.
12403 * df.c (df_bb_refs_unlink): #if 0 out for now.
12405 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12407 * ssa.h: Add prototype for ssa_const_prop
12408 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12409 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12410 (ssa_fast_dce): Remove unused variable
12412 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12414 * diagnostic.c (finish_diagnostic): Rename to
12415 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12418 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12420 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12423 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12424 (dump_file): Only pad the demangled name with spaces if the
12425 mangled name was padded with spaces.
12427 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12429 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12432 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12434 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12435 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12436 EXPAND_INITIALIZER.
12438 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12439 whether can put offset inside LO_SUM to check mode alignment, not size.
12441 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12443 * doc/tm.texi (Misc): Fix thinko.
12445 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12447 * regmove.c (replace_in_call_usage): Fix warnings.
12448 * sched-deps.c (add_dependence): Fix warnings.
12449 * simplify-rtx.c (simplify_subreg): Likewise.
12450 Return NULL_RTX instead of NULL.
12452 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12453 (subst_asm_stack_regs): Likewise.
12455 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12458 * dwarf2out.c (output_call_frame_info): Declare i as int.
12459 (build_abbrev_table): Declare n_alloc as int.
12460 (dwarf2out_finish): Initialize die.
12461 * except.c: Declare sjlj_funcdef_number as unsigned.
12462 (connect_post_landing_pads): Declare j as unsigned.
12463 (convert_to_eh_region_ranges): Initialize call_site.
12464 (output_function_exception_table): Initialize tt_format_size.
12465 * expr.c (move_by_pieces_1): Initialize to1.
12466 (store_constructor): Initialize minelt and maxelt.
12467 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12468 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12470 * c-decl.c (combine_parm_decls): Unused, remove.
12471 * c-tree.h: Remove prototype for combine_parm_decls.
12473 * reload.c (push_reload): Fix warning.
12474 (regno_clobbered_p): Likewise.
12475 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12476 (reload_combine): Likewise.
12478 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12479 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12481 * bitmap.c (bitmap_operation): Change user.
12482 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12484 2001-07-10 Eric Christopher <echristo@redhat.com>
12486 * config/mips/mips.c (override_options): Fix typo.
12488 2001-07-09 Stan Shebs <shebs@apple.com>
12490 * target.h (struct gcc_target): New fields init_builtins and
12492 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12493 (TARGET_EXPAND_BUILTIN): New macro.
12494 (TARGET_INITIALIZER): Add them.
12495 * builtins.c: Include target.h.
12496 (expand_builtin): Use targetm.expand_builtin.
12497 (default_init_builtins): New function.
12498 (default_expand_builtin): New function.
12499 * expr.h (default_init_builtins): Declare.
12500 (default_expand_builtin): Declare.
12501 * c-common.c (c_common_nodes_and_builtins): Use
12502 targetm.init_builtins.
12503 * defaults.h (MD_INIT_BUILTINS): Remove.
12504 * Makefile.in (builtins.o): Depend on target.h.
12506 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12507 (TARGET_EXPAND_BUILTIN): Define.
12508 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12509 (MD_EXPAND_BUILTIN): Remove.
12511 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12512 (TARGET_EXPAND_BUILTIN): Define.
12513 (c4x_init_builtins): Make endlink arg a local.
12514 (c4x_print_operand): Fix typos in adjust_address usages.
12515 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12516 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12517 (MD_EXPAND_BUILTIN): Remove.
12519 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12520 (TARGET_EXPAND_BUILTIN): Define.
12521 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12522 (ix86_init_builtins): Call new function only if TARGET_MMX.
12523 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12524 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12525 (MD_EXPAND_BUILTIN): Remove.
12527 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12528 (TARGET_EXPAND_BUILTIN): Define.
12529 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12530 (MD_EXPAND_BUILTIN): Remove.
12532 * doc/tm.texi: Document these changes.
12534 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12536 * basic-block.h (tree_node): Forward declare if needed.
12537 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12538 (BLOCK_HEAD_TREE): Define.
12539 (BLOCK_END_TREE): Define.
12540 (struct loops): Rename field 'tree' to 'tree_root'.
12541 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12543 (flow_loops_tree_build): Rename reference to field 'tree' to
12545 (flow_loops_level_compute): Ditto.
12546 * predict.c (estimate_bb_frequencies): Ditto.
12547 * tree.h (struct tree_common): Add field 'aux'.
12549 2001-07-09 Stan Shebs <shebs@apple.com>
12551 * config/darwin.c (darwin_encode_section_info): Don't mark any
12552 DECL_EXTERNAL node as defined.
12554 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12556 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12557 pa_free_machine_status, hppa_init_pic_save): Delete.
12558 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12559 (hppa_profile_hook): Use hppa_pic_save_rtx.
12560 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12561 hppa_init_pic_save): Delete.
12562 (hppa_pic_save_rtx): Declare.
12563 * pa.md (call, call_value, sibcall, sibcall_value,
12564 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12566 2001-07-09 Kazu Hirata <kazu@hxi.com>
12568 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12569 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12571 2001-07-09 Andreas Jaeger <aj@suse.de>
12573 * output.h: Add declaration of final_forward_branch_p.
12575 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12577 * varray.c: Include errors.h for internal_error and trim_filename
12580 * Makefile.in (varray.o): Add errors.h.
12582 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12584 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12585 * optabs.c (have_add2_insn): Check whether the add insn chosen
12586 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12587 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12589 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12591 * Makefile.in (OBJS): Add ssa-ccp.o
12592 (ssa-ccp.o): Add dependencies.
12593 * toplev.c (DFI_ssa_ccp): New dump file enum.
12594 (dump_file): Add entry for dumping after SSA CCP.
12595 (flag_ssa_ccp): New flag variable.
12596 (f_options): Add -fssa-ccp.
12597 (rest_of_compilation): Run SSA CCP if requested.
12598 * timevar.def (TV_SSA_CCP): New timevar.
12599 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12600 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12601 Fix minor typo in SSA DCE documentation.
12602 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12603 Add documentation for new dump option. Renumber dump files
12606 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12608 * emit-rtl.c (gen_highpart_mode): New.
12609 * rtl.h (gen_highpart_mode): Declare.
12610 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12611 operand can be VOIDmode constant.
12613 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12615 * flow.c (redirect_edge_and_branch_force): New.
12616 (can_fallthru): Ensure that basic blocks are succeeding.
12617 (try_optimize_cfg): Do not delete basic block if it is the last one.
12619 * flow.c (try_redirect_by_replacing_jump): Do not remove
12620 jumps with side effects, unlink chain on fallthru edge;
12621 set block for new jump instruction; avoid basic block to
12622 over by line number note.
12624 * flow.c (try_simplify_condjump): Verify that the condjump
12625 is not always falling through.
12628 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12630 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12631 (try_redirect_by_replacing_jump): Update properly the count
12632 and frequency information.
12634 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12636 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12637 address that is a LO_SUM specially.
12638 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12640 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12642 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12643 (operand_subword): Use them.
12644 (change_address_1): Renamed from change_address; new arg VALIDATE.
12645 * expr.h: Reflect above changes; change_address now macro.
12646 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12648 * cselib.c (add_mem_for_addr): Likewise.
12649 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12650 * regmove.c (try_apply_stack_adjustment): Likewise.
12651 * reload.c (push_reload, make_memloc): Likewise.
12652 * reload1.c (eliminate_regs): Likewise.
12653 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12654 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12656 * combine.c (make_extraction, simplify_shift_const): Likewise.
12657 (gen_lowpart_for_combine): Likewise.
12658 * cse.c (gen_lowpart_if_possible): Likewise.
12659 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12660 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12661 * optabs.c (gen_move_insn): Likewise.
12662 * reload1.c (alter_reg): Likewise.
12663 * simplify-rtx.c (simplify_subreg): Likewise.
12664 * stmt.c (expand_anon_union_decl): Likewise.
12665 * recog.c (validate_replace_rtx_1): Likewise.
12667 * Makefile.in (recog.o): Add $(EXPR_H).
12668 * explow.c (stabilize): Call replace_equiv_address.
12669 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12670 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12672 2001-07-03 Andrew Haley <aph@redhat.com>
12674 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12675 the mode of the memory location.
12677 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12679 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12681 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12683 * final.c (output_addr_const): Use target opening and
12684 closing parentheses.
12685 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12686 defaults, add to TARGET_ASM_OUT.
12687 * target.h (struct gcc_target): Add open_paren and close_paren.
12688 * doc/md.texi: Update.
12689 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12690 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12691 TARGET_ASM_CLOSE_PAREN.
12692 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12694 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12696 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12697 * config/a29k/a29k.h: Similarly.
12698 * config/alpha/alpha.h: Similarly.
12699 * config/arc/arc.h: Similarly.
12700 * config/arm/aof.h: Similarly.
12701 * config/arm/aout.h: Similarly.
12702 * config/avr/avr.h: Similarly.
12703 * config/c4x/c4x.h: Similarly.
12704 * config/clipper/clipper.h: Similarly.
12705 * config/convex/convex.h: Similarly.
12706 * config/d30v/d30v.h: Similarly.
12707 * config/dsp16xx/dsp16xx.h: Similarly.
12708 * config/elxsi/elxsi.h: Similarly.
12709 * config/fr30/fr30.h: Similarly.
12710 * config/h8300/h8300.h: Similarly.
12711 * config/i370/i370.h: Similarly.
12712 * config/i386/i386.h: Similarly.
12713 * config/i860/i860.h: Similarly.
12714 * config/i960/i960.h: Similarly.
12715 * config/ia64/ia64.h: Similarly.
12716 * config/m32r/m32r.h: Similarly.
12717 * config/m68hc11/m68hc11.h: Similarly.
12718 * config/m68k/m68k.h: Similarly.
12719 * config/m88k/m88k.h: Similarly.
12720 * config/mcore/mcore.h: Similarly.
12721 * config/mips/mips.h: Similarly.
12722 * config/mn10200/mn10200.h: Similarly.
12723 * config/mn10300/mn10300.h: Similarly.
12724 * config/ns32k/ns32k.h: Similarly.
12725 * config/pa/pa.h: Similarly.
12726 * config/pdp11/pdp11.h: Similarly.
12727 * config/pj/pj.h: Similarly.
12728 * config/romp/romp.h: Similarly.
12729 * config/rs6000/rs6000.h: Similarly.
12730 * config/sh/sh.h: Similarly.
12731 * config/sparc/sparc.h: Similarly.
12732 * config/v850/v850.h: Similarly.
12733 * config/vax/vax.h: Similarly.
12734 * config/we32k/we32k.h: Similarly.
12736 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12738 * doc/c-tree.texi: Document representation of attributes.
12740 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12742 * doc/tm.texi: Update some places for the rename of target to
12745 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12747 * target.h (struct gcc_target): Add insert_attributes.
12748 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12749 (TARGET_INITIALIZER): Update.
12750 * tree.c, tree.h (default_insert_attributes): New function.
12751 Update comments on other default functions to refer to targetm,
12753 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12754 TARGET_INSERT_ATTRIBUTES.
12755 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12756 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12757 Don't use PRAGMA_INSERT_ATTRIBUTES.
12758 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12759 * c-decl.c (start_decl, start_function): Don't call
12760 SET_DEFAULT_DECL_ATTRIBUTES.
12761 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12762 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12764 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12765 (c4x_check_attribute): Avoid modifying attribute list itself.
12766 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12768 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12769 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12771 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12772 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12774 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12775 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12777 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12778 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12779 Adjust parameters. Make static.
12781 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12783 * c-common.c (decl_attributes): Only take a single attributes
12785 * c-common.h (decl_attributes): Update prototype.
12786 * c-decl.c (start_decl, start_function): Only take a single
12787 attributes parameter. Update calls to decl_attributes.
12788 (finish_struct, finish_enum): Update calls to decl_attributes.
12789 (push_parm_decl): Expect unified list of attributes. Update call
12790 to decl_attributes.
12791 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12792 notype_nested_function, component_declarator,
12793 component_notype_declarator, label): Update calls to
12795 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12796 lists that are passed to push_parm_decl.
12797 * c-tree.h (start_function, start_decl): Update prototypes.
12798 * config/sh/sh-protos.h, config/sh/sh.c
12799 (sh_pragma_insert_attributes): Only take a single attributes
12801 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12802 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12803 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12804 build_module_descriptor, generate_static_references,
12805 generate_strings, build_selector_translation_table,
12806 generate_descriptor_table, generate_protocols,
12807 generate_ivars_list, generate_dispatch_table,
12808 generate_protocol_list, generate_category,
12809 generate_shared_structures, really_start_method, add_objc_decls,
12810 generate_classref_translation_entry): Update calls to start_decl
12811 and start_function.
12812 (build_tmp_function_decl, start_method_def): Unify attribute lists
12813 that are passed to push_parm_decl.
12815 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12817 * final.c (no_asm_to_stream): New.
12818 (final_scan_insn): Use target structures for prologue ends
12819 and epilogue starts.
12820 * output.h (no_asm_to_stream): New.
12821 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12822 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12823 (TARGET_ASM_OUT): Update.
12824 * target.h (struct gcc_target): New members function_end_prologue
12825 and function_begin_epilogue.
12826 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12827 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12828 * config/alpha/alpha.c (output_end_prologue): Rename to
12829 alpha_output_function_end_prologue. Use in target struct
12831 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12832 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12833 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12834 ia64_output_function_end_prologue. Use in target struct
12836 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12837 mistyped prototypes.
12838 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12839 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12841 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12842 an use in target struct, make static.
12843 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12846 2001-07-08 Richard Henderson <rth@redhat.com>
12848 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12850 2001-07-08 Richard Henderson <rth@redhat.com>
12852 * config/i386/i386.md: Remove constraints strings from define_split
12853 and define_peephole2 patterns.
12854 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12855 (eh_return): Use them.
12857 2001-07-08 Richard Henderson <rth@redhat.com>
12859 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12860 Document MD_FALLBACK_FRAME_STATE_FOR.
12862 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12864 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12865 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12867 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12869 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12871 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12872 of the label inside NAME as opposed to just the end of NAME.
12874 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12876 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12877 * config/alpha/alpha.c (alpha_init_machine_status,
12878 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12879 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12880 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12881 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12883 2001-07-06 Stan Shebs <shebs@apple.com>
12885 * target.h (targetm): Rename global from "target", so as not to
12886 conflict with local variables.
12888 * c-typeck.c: Ditto.
12891 * cp/decl.c: Ditto.
12892 * cp/decl2.c: Ditto.
12893 * cp/typeck.c: Ditto.
12894 * 1750a/1750a.c: Ditto.
12895 * a29k/a29k.c: Ditto.
12896 * arc/arc.c: Ditto.
12897 * arm/arm.c: Ditto.
12898 * avr/avr.c: Ditto.
12899 * clipper/clipper.c: Ditto.
12900 * convex/convex.c: Ditto.
12901 * d30v/d30v.c: Ditto.
12902 * dsp16xx/dsp16xx.c: Ditto.
12903 * elxsi/elxsi.c: Ditto.
12904 * fr30/fr30.c: Ditto.
12905 * h8300/h8300.c: Ditto.
12906 * i370/i370.c: Ditto.
12907 * i386/i386.c: Ditto.
12908 * i860/i860.c: Ditto.
12909 * i960/i960.c: Ditto.
12910 * ia64/ia64.c: Ditto.
12911 * m32r/m32r.c: Ditto.
12912 * m68hc11/m68hc11.c: Ditto.
12913 * m68k/m68k.c: Ditto.
12914 * m88k/m88k.c: Ditto.
12915 * mips/mips.c: Ditto.
12916 * ns32k/ns32k.c: Ditto.
12918 * pdp11/pdp11.c: Ditto.
12919 * romp/romp.c: Ditto.
12920 * rs6000/rs6000.c: Ditto.
12922 * sparc/sparc.c: Ditto.
12923 * vax/vax.c: Ditto.
12924 * we32k/we32k.c: Ditto.
12925 * doc/tm.texi: Update the manual to match.
12927 2001-07-06 Richard Henderson <rth@redhat.com>
12929 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12930 DWARF2_UNWIND_INFO not just whether it is defined.
12932 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12934 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12935 call to simplify_binary_operation returns a new pattern.
12937 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12939 * glimits.h (__SHRT_MAX__): New.
12940 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12941 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12943 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12945 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12948 2001-07-06 Richard Henderson <rth@redhat.com>
12950 * bitmap.c (bitmap_release_memory): Move adjacent to the
12951 allocation functions.
12952 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12953 the implementation. Binary search for the set bit.
12954 (bitmap_union_of_diff): Allocate the temporary on the stack
12955 instead of using xmalloc.
12957 2001-07-06 Richard Henderson <rth@redhat.com>
12959 * genrecog.c (validate_pattern): Warn for constraints in
12960 define_{expand,split,peephole2}. Remove strict_low_part
12961 before looking up match_dup.
12963 2001-07-06 DJ Delorie <dj@redhat.com>
12965 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12966 chapter about various build hints and history. Add section
12967 talking about the various types of native and cross builds.
12969 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12971 * Makefile.in (final.o): Depend on target.h.
12972 * final.c: Include target.h.
12973 (default_function_pro_epilogue): New.
12974 (final_start_function): Use target structure for function prologues.
12975 (final_end_function): Use target structure for function epilogues.
12976 * fold-const.c (real_hex_to_f): Constify s and p.
12977 * output.h (default_function_pro_epilogue): New.
12978 * real.h (real_hex_to_f): Update prototype.
12979 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12980 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12981 (TARGET_INITIALIZER): Update.
12982 * target.h (gcc_target): Add struct asm_out.
12983 * doc/tm.texi: Update.
12986 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12987 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12988 in cpu/cpu.c, or rename old functions consistently. Take
12989 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12990 redundant macros and prototypes. Make new functions static.
12992 * 1750a/1750a.c: Similarly.
12993 * 1750a/1750a.h: Similarly.
12994 * a29k/a29k-protos.h: Similarly.
12995 * a29k/a29k.c: Similarly.
12996 * a29k/a29k.h: Similarly.
12997 * arc/arc-protos.h: Similarly.
12998 * arc/arc.c: Similarly.
12999 * arc/arc.h: Similarly.
13000 * arm/arm-protos.h: Similarly.
13001 * arm/arm.c: Similarly.
13002 * arm/arm.h: Similarly.
13003 * avr/avr-protos.h: Similarly.
13004 * avr/avr.c: Similarly.
13005 * avr/avr.h: Similarly.
13006 * clipper/clipper-protos.h: Similarly.
13007 * clipper/clipper.c: Similarly.
13008 * clipper/clipper.h: Similarly.
13009 * convex/convex.c: Similarly.
13010 * convex/convex.h: Similarly.
13011 * d30v/d30v-protos.h: Similarly.
13012 * d30v/d30v.c: Similarly.
13013 * d30v/d30v.h: Similarly.
13014 * d30v/d30v.md: Similarly.
13015 * dsp16xx/dsp16xx-protos.h: Similarly.
13016 * dsp16xx/dsp16xx.c: Similarly.
13017 * dsp16xx/dsp16xx.h: Similarly.
13018 * elxsi/elxsi.c: Similarly.
13019 * elxsi/elxsi.h: Similarly.
13020 * fr30/fr30.c: Similarly.
13021 * fr30/fr30.md: Similarly.
13022 * h8300/h8300-protos.h: Similarly.
13023 * h8300/h8300.c: Similarly.
13024 * h8300/h8300.h: Similarly.
13025 * i370/i370-protos.h: Similarly.
13026 * i370/i370.c: Similarly.
13027 * i370/i370.h: Similarly.
13028 * i386/i386.c: Similarly.
13029 * i386/osf1elf.h: Similarly.
13030 * i386/osfrose.h: Similarly.
13031 * i860/i860-protos.h: Similarly.
13032 * i860/i860.c: Similarly.
13033 * i860/i860.h: Similarly.
13034 * i960/i960-protos.h: Similarly.
13035 * i960/i960.c: Similarly.
13036 * i960/i960.h: Similarly.
13037 * ia64/ia64-protos.h: Similarly.
13038 * ia64/ia64.c: Similarly.
13039 * ia64/ia64.h: Similarly.
13040 * m32r/m32r-protos.h: Similarly.
13041 * m32r/m32r.c: Similarly.
13042 * m32r/m32r.h: Similarly.
13043 * m68hc11/m68hc11-protos.h: Similarly.
13044 * m68hc11/m68hc11.c: Similarly.
13045 * m68hc11/m68hc11.h: Similarly.
13046 * m68k/crds.h: Similarly.
13047 * m68k/dpx2.h: Similarly.
13048 * m68k/m68k-protos.h: Similarly.
13049 * m68k/m68k.c: Similarly.
13050 * m68k/m68k.h: Similarly.
13051 * m68k/news.h: Similarly.
13052 * m88k/m88k-protos.h: Similarly.
13053 * m88k/m88k.c: Similarly.
13054 * m88k/m88k.h: Similarly.
13055 * mips/mips-protos.h: Similarly.
13056 * mips/mips.c: Similarly.
13057 * mips/mips.h: Similarly.
13058 * ns32k/merlin.h: Similarly.
13059 * ns32k/ns32k.c: Similarly.
13060 * ns32k/ns32k.h: Similarly.
13061 * ns32k/tek6000.h: Similarly.
13062 * pa/pa-protos.h: Similarly.
13063 * pa/pa.c: Similarly.
13064 * pa/pa.h: Similarly.
13065 * pdp11/2bsd.h: Similarly.
13066 * pdp11/pdp11-protos.h: Similarly.
13067 * pdp11/pdp11.c: Similarly.
13068 * pdp11/pdp11.h: Similarly.
13069 * romp/romp-protos.h: Similarly.
13070 * romp/romp.c: Similarly.
13071 * romp/romp.h: Similarly.
13072 * rs6000/rs6000-protos.h: Similarly.
13073 * rs6000/rs6000.c: Similarly.
13074 * rs6000/rs6000.h: Similarly.
13075 * rs6000/sysv4.h: Similarly.
13076 * sh/sh-protos.h: Similarly.
13077 * sh/sh.c: Similarly.
13078 * sh/sh.h: Similarly.
13079 * sparc/sparc-protos.h: Similarly.
13080 * sparc/sparc.c: Similarly.
13081 * sparc/sparc.h: Similarly.
13082 * vax/vax.c: Similarly.
13083 * vax/vax.h: Similarly.
13084 * vax/vms.h: Similarly.
13085 * we32k/we32k.c: Similarly.
13086 * we32k/we32k.h: Similarly.
13088 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13090 * basic-block.h (first_insn_after_basic_block_note): Declare.
13091 * flow.c (first_insn_after_basic_block_note): Define. Moved
13093 * ssa.c (first_insn_after_basic_block_note): Remove.
13094 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
13096 (ssa_eliminate_dead_code): Properly update the CFG and PHI
13097 nodes when we find a dead conditional branch. Insert BARRIERs
13098 after any blocks with no successors, but which do not have
13101 2001-07-06 Zack Weinberg <zackw@stanford.edu>
13103 * varray.c (varray_check_failed): Use internal_error.
13105 2001-07-05 Andrew Haley <aph@redhat.com>
13107 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
13108 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
13109 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
13111 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
13113 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
13114 reference if the target constant is also a SYMBOL_REF.
13116 2001-07-05 Eric Christopher <echristo@redhat.com>
13118 * config/mips/mips.h (MASK_MIPS3900): Remove.
13119 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
13120 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
13121 (TARGET_MIPS3900): Change to use mips_arch.
13122 (TARGET_MIPS4000): New.
13123 (TARGET_MIPS4100): New.
13124 (TARGET_MIPS4300): New.
13125 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
13126 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
13128 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
13129 (ISA_HAS_BRANCHLIKELY): To here.
13130 (CC1_CPU_SPEC): New.
13131 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
13132 (mips_arch_string): Declare.
13133 (mips_arch): Declare.
13134 (TARGET_OPTIONS): Add -march and -mtune.
13136 * config/mips/mips.c (mips_arch_string): New.
13138 (override_options): Handle -march for codegen and -mtune
13139 for scheduling. Use mips_arch. Move tx39 target default here.
13140 (mips_parse_cpu): Move error message to override_options.
13142 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
13144 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
13146 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
13147 (MIPS Options): Ditto. Change mcpu entry to historical text.
13149 2001-07-05 H.J. Lu (hjl@gnu.org)
13151 * config/mips/mips.c (mips_parse_cpu): New function to parse
13154 2001-07-05 Jim Wilson <wilson@redhat.com>
13156 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
13157 * config/ia64/t-ia64: Likewise.
13158 (LIB1ASMFUNCS): Update comment.
13160 2001-07-05 David Edelsohn <edelsohn@gnu.org>
13162 * doc/install.texi (Install GCC: Binaries): Fix typo.
13164 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13166 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
13167 reference using the stack pointer, adjust it since we push Y
13169 ("*ashrsi3"): Likewise.
13170 ("*lshrsi3"): Likewise.
13172 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13174 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
13175 when -fomit-frame-pointer is used.
13177 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
13179 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
13180 (try_redirect_by_replacing_jump): Reverse updating properly the
13181 count and frequency information. Reverse removing cc0 setter.
13182 (forwarder_block_p): Reverse fixing for fallthru blocks.
13184 2001-07-05 DJ Delorie <dj@redhat.com>
13186 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
13187 (translate_options): If the above is defined, use it to map
13188 given options to new options.
13189 * doc/tm.texi: Document it.
13191 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
13192 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13194 * doc/invoke.texi (Optimize Options): Document that -fgcse may
13195 cause programs using computed gotos to run more slowly.
13197 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13199 * doc/install.texi (Specific): Markup, spelling and typo fixes.
13201 Consistently require binutils 2.11.2, not prereleases.
13202 (Specific, decstation-*): Canonicalize as mips-dec-*.
13203 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
13205 (Specific, m68k-altos): Removed reference to README.altos, deleted.
13206 (Specific, mips-*): Reword MIPS C compiler requirements.
13207 (Specific, powerpc*-*-*): New, mention --with-cpu once.
13208 (Specific, sunv5): Removed, obsolete.
13210 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
13212 * dwarf2out.c (output_loc_list): Use an all ones mask for
13213 .text asm output and don't rely on long long
13214 literals. Reformat some long lines.
13216 2001-07-05 Andreas Jaeger <aj@suse.de>
13218 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
13221 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13223 * dwarf2out.c (dwarf2out_define): Update comment.
13224 (dwarf2out_undef): Ditto.
13225 (dwarf2out_start_source_file): Ditto.
13226 (dwarf2out_end_source_file): Ditto.
13227 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
13228 since we never call the start/end debug hook for the primary file.
13230 2001-07-04 Kazu Hirata <kazu@hxi.com>
13232 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
13235 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13237 * cppinit.c (remove_dup_dirs): Inform if a system include
13238 directory is being reordered.
13239 * doc/invoke.texi (Directory Options): GCC warns if you hide a
13241 * doc/cpp.texi (Search Paths): Likewise.
13242 * doc/gcc.texi (Interoperation): Remove information about
13245 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13247 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
13248 (VARRAY_TOP_CHAR_PTR): Likewise.
13250 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13252 * gcc.c (process_command): Don't assign elements of a const char*.
13254 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13256 * emit-rtl.c (change_address): Don't abort if invalid address while
13257 reload is in progress.
13259 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13261 * c-lex.c (cb_file_change): Pass line number to
13262 debug_start_source_file.
13263 (cb_undefine): Pass correct line number to debug_undef.
13265 * toplev.c (debug_start_source_file): Add line number to
13266 parameters. Pass it along to dwarf2out_start_source_file.
13267 (decode_g_option): Stop resetting debug level back to normal when
13268 we change debug formats, unless the current level is
13269 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13272 * toplev.h (debug_start_source_file): Add line number to
13275 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13278 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13280 Output debug_macinfo data for starting file if requested.
13281 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13283 (dwarf2out_define): Output debug_macinfo data for defining a macro
13285 (dwarf2out_undef): Output debug_macinfo data for undefining a
13286 macro if requested.
13287 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13288 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13289 (macinfo_section_label): New. DWARF2 macro info section label.
13290 (dwarf2out_init): If we want macro info, output the start label
13292 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13293 attribute to the compilation unit die pointing to the macro info.
13295 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13297 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13298 DWARF2_DEBUGGING_INFO.
13299 (add_loc_descr_to_loc_list): Ditto.
13300 (output_loc_list): Ditto.
13301 Also, fix thinko in curr not being initialized.
13302 (gen_internal_sym): Ditto.
13304 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13306 * emit-rtl.c (replace_equiv_address): New function.
13307 * expr.h (replace_equiv_address): New declaration.
13308 * explow.c (validize_mem): Call it instead of change_address and
13309 also call if -fforce-addr and address is constant.
13310 * expr.c: Replace more calls to change_address with adjust_address
13311 and/or replace_equiv_address or to validize_mem.
13312 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13313 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13314 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13315 * config/i370/i370.md, config/i860/i860.md: Likewise.
13316 * config/i960/i960.md, config/mips/mips.c: Likewise.
13317 * config/mips/mips.md, config/pa/pa.md: Likewise.
13318 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13319 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13321 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13323 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13325 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13328 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13330 * doc/include: New directory.
13331 * doc/fdl.texi: Move to doc/include/fdl.texi.
13332 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13333 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13334 * doc/gcc.texi: Use funding.texi and gpl.texi.
13335 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13336 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13337 Update dependencies and use -I $(docdir)/include.
13339 2001-07-04 Anthony Green <green@redhat.com>
13341 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13343 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13345 * doc/install.texi (sparc64-*-*): Remove garbage.
13347 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13349 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13350 Fix typo in last change to use adjust_address.
13352 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13354 * doc/install.texi (Specific): Update information for *-*-solaris*.
13356 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13358 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13360 2001-07-03 Stan Shebs <shebs@apple.com>
13362 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13363 case for flag_no_mach_text_sections.
13364 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13365 * config/darwin.c (flag_no_mach_text_sections): Remove.
13366 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13368 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13370 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13371 and avoid checking for constant as first operand.
13372 * recog.c (find_constant_term_loc): No longer static.
13373 (adj_offettable_operand): Delete.
13374 * rtl.h (adj_offsettable_operand): Delete declaration.
13375 (find_constant_term): Add declaration.
13376 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13378 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13379 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13380 * config/i386/i386.c, config/i386/i386.md: Likewise.
13381 * config/i860/i860.c, config/i960/i960.c: Likewise.
13382 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13383 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13384 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13385 * config/mips/mips.c, config/mips/mips.md: Likewise.
13386 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13387 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13388 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13389 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13390 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13391 * config/ns32k/ns32k.md: Likewise.
13393 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13395 * rtl.c (copy_rtx): Handle 'T' format letter.
13396 * gensupport.c (collect_insn_data): Likewise.
13397 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13399 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13401 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13402 -B option. Use 'dir' not 'foo' as example directory name.
13404 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13406 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13407 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13409 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13411 * doc/cppinternals.texi: Improve formatting and logical markup.
13413 2001-07-03 Andreas Jaeger <aj@suse.de>
13415 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13417 * genrecog.c (write_header): Include reload.h for prototypes in
13420 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13423 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13424 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13425 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13426 i386_pe_valid_type_attribute_p): Add.
13427 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13428 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13430 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13432 * explow.c (plus_constant_wide, case LO_SUM): New case.
13433 (plus_constant_for_output_wide): Delete.
13434 * rtl.h (plus_constant_for_output): Delete.
13435 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13436 instead of plus_constant_for_output.
13437 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13438 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13439 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13440 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13441 * config/sparc/sparc.md: Likewise.
13442 Convert some change_address calls to adjust_address.
13444 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13446 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13447 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13448 documentation of -std and -Wwrite-strings.
13450 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13452 * cse.c (canon_hash): Don't register registers in very small
13453 register classes, as extending their lifetime might cause
13456 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13458 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13460 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13461 (try_redirect_by_replacing_jump): Update properly the count
13462 and frequency information.
13464 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13466 * toplev.c (dump_file_index): Move SSA dumps just after first
13468 (dump_file): Corresponding changes.
13469 (rest_of_compilation): Move SSA path to just after the first
13471 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13472 * doc/invoke.texi: Update dump file #s as they were completely
13473 out of date with reality.
13475 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13477 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13479 * expr.c (emit_move_insn_1): Deal with non-default
13482 * expr.c (emit_single_push_insn): Fix warning.
13484 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13486 * expr.c (emit_move_insn_1): Avoid modifying
13487 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13489 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13491 * emit-rtl.c (adjust_address): New function.
13492 * expr.h (adjust_address): Add declaration.
13493 * builtins.c: Replace some calls to change_address with calls to it
13494 or to validize_mem.
13495 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13496 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13497 * config/arm/arm.c, config/convex/convex.c: Likewise.
13498 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13499 * config/i386/i386.c, config/i386/i386.md: Likewise.
13500 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13501 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13502 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13503 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13504 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13506 2001-07-02 Jim Wilson <wilson@redhat.com>
13508 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13510 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13512 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13513 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13515 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13517 * cppinit.c (lang_defaults): New table.
13518 (set_lang): Just read from lang_defaults into the live options
13521 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13523 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13524 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13525 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13527 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13529 * doc/install.texi: Various spelling and markup fixes.
13530 (Installing GCC): Component specific installation instructions are
13533 Warn about removing old install dir in the presence of shared libs.
13534 (Configuration): Invoke with options target to match configure
13536 Consistently refer to gas, gld pathnames.
13537 Invert --enable-multilib documentation.
13538 Remove references to old compiler versions.
13540 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13542 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13544 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13546 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13548 (Specific, mips*-sgi-irix5): Note IDO download.
13549 Reworded MIPS C hints.
13550 Use GNU as instead of GAS.
13552 Removed SGI Freeware reference, IRIX 6 only.
13553 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13554 Note N64 library requirement/workaround.
13556 Complete list of structure passing bug victims.
13558 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13560 * doc/install.texi: Remove CVS Id.
13562 2001-07-02 Andreas Jaeger <aj@suse.de>
13564 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13565 (find_inherently_necessary): Remove unused variable.
13567 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13569 * c-common.h (TDI_inlined): New ast dump phase.
13570 (dump_flag_name): New function.
13571 * c-dump.c (dump_files): Add inlined phase.
13572 (dump_flag_name): Define.
13573 * doc/invoke.texi (-fdump-ast-inlined): Document.
13575 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13577 * stor-layout.c (layout_decl): Revert change to handling of alignment
13580 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13582 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13585 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13587 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13590 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13592 * tlink.c (recompile_files): Remove COMPILER_PATH and
13593 LIBRARY_PATH from the environment.
13595 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13597 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13598 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13600 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13602 * c-parse.in (OBJC_STRING): Kill.
13603 (objc_string): Decompose to [objc_string] '@' STRING.
13604 (reswords): Take the leading '@' off all the Objective C keywords.
13605 (objc_rid_sans_at): Kill.
13606 (init_reswords): Don't initialize it.
13607 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13608 (_yylex): Kill reconsider label. Look ahead one token after
13609 an '@'; if we get an identifier, check whether it's an
13610 Objective C @-keyword. If so, return the keyword. Otherwise,
13611 put back the token and return the '@' as a terminal.
13613 * cpplib.c (lex_macro_node): Remove unnecessary check for
13614 leading '@' on identifier. Clarify control flow and commentary.
13616 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13618 * cse.c (new_label_ref): Variable deleted.
13619 (insert): Remove set of new_label_ref.
13620 (check_for_label_ref): New function.
13621 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13623 See ChangeLog.5 for earlier changes.