1 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * expmed.c (extract_bit_field): No longer pass in alignment.
4 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
5 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
7 * expr.c (store_constructor, store_constructor_field): Likewise.
8 (store_field, emit_group_load, emit_group_store): Likewise.
9 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
10 (store_bit_field, extract_bit_field): Likewise.
11 * calls.c, expr.c, function.c: Change calls to above functions.
12 * ifcvt.c, stmt.c: Likewise.
14 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
15 constant and one is on frame.
16 If know memref offset, adjust size from decl.
18 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
21 format specifier warning.
22 * convex.h (ASM_OUTPUT_BYTE): Likewise.
23 * elfos.h (ALIGN_ASM_OP): Undef before defining.
24 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
26 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
27 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
28 * i386-interix.h (gen_stdcall_suffix): Prototype.
29 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
30 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
31 ASM_OUTPUT_LONG_DOUBLE): Likewise.
32 * i386/interix.c (gen_stdcall_suffix): Const-ify.
33 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
34 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
36 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
37 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
38 ASM_OUTPUT_LONG_DOUBLE): Likewise.
39 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
40 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
41 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
42 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
43 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
44 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
45 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
46 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
48 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
50 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
51 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
52 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
54 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
56 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
58 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
59 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
60 * m68k/news.h (PRINT_OPERAND): Likewise.
61 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
62 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
63 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
64 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
66 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
67 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
68 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
69 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
70 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
71 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
72 PRINT_OPERAND): Likewise.
73 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
75 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
76 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
77 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
78 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
79 * mips.c (mips_output_external_libcall): Mark parameter with
81 (mips_asm_file_start): Move variable into the scope where it's
83 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
84 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
85 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
86 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
87 * ns32k.c (print_operand): Likewise.
88 * pa.c (print_operand, output_div_insn): Likewise.
89 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
90 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
91 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
92 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
94 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
95 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
96 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
97 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
99 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
101 * sdbout.c (sdbout_end_epilogue): Mark parameter with
103 * varasm.c (assemble_global): Likewise.
105 2001-11-11 H.J. Lu <hjl@gnu.org>
107 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
109 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
111 * final.c (*_MAX_SKIP): Use *_max_skip variables.
112 * flags.h (align_loops_max_skip, align_jumps_max_skip,
113 align_labels_max_skip): New global variables.
114 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
115 align_labels_max_skip): New global variables.
116 (toplev_main): Set new variables.
117 * i386.c (override_options): Set max_skip values.
119 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
121 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
122 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
123 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
124 don't print an @fptr for labels either.
125 (xstormy16_output_addr_vec): Don't print @fptr here.
126 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
128 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
130 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
131 an ANSI/ISO definitino.
132 (ssa_const_prop): Likewise.
134 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
136 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
139 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
141 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
142 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
143 * cppmain.c (general_init): Call hex_init.
144 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
146 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
148 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
149 of dgux.c:output_file_start().
151 * i386/dgux.c: Delete file.
153 2001-11-09 Richard Henderson <rth@redhat.com>
155 * config/alpha/alpha.c (decl_in_text_section): New.
156 (current_file_function_operand): Use it.
157 (alpha_encode_section_info, alpha_end_function): Likewise.
159 2001-11-07 David O'Brien <obrien@FreeBSD.org>
161 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
162 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
163 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
164 so OS specific files and use CPP_PREDEFINES for their needs.
165 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
166 target headers to tm_file.
167 * config/ia64/aix.h (TARGET_VERSION): Likewise.
168 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
169 * config/ia64/linux.h (TARGET_VERSION): Likewise.
170 (FUNCTION_PROFILER): Remove.
171 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
172 version in config/ia64/linux.h.
173 * config/ia64/freebsd.h: New file.
174 * config/freebsd.h: Tidy up.
175 (_USING_CONFIG_FREEBSD): Define.
176 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
177 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
178 (FBSD_STARTFILE_SPEC): Likewise.
179 (FBSD_ENDFILE_SPEC): Likewise.
180 (FBSD_LIB_SPEC): Likewise.
181 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
182 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
183 set an ELF-improper one.
185 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
187 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
188 constant can be loaded in a single instruction to a register. When
189 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
190 depdi for insertion of most significant 32-bits on 64-bit hosts.
191 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
192 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
193 * pa.md: New addmove pattern for adding constant_int to HImode
194 register and moving result to HImode register. Remove HImode HIGH
197 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
199 * Makefile.in: Update.
200 * c-decl.c (print_lang_decl, print_lang_type): Remove.
201 (print_lang_identifier): Rename c_print_identifier.
202 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
203 (print_lang_statistics, lang_print_xnode): Remove.
204 * c-parse.in (set_yydebug): Rename c_set_yydebug.
205 * c-tree.h (c_set_yydebug, c_print_identifier): New.
206 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
207 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
208 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
209 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
210 (LANG_HOOKS_INITIALIZER): Update.
211 * langhooks.h (struct lang_hooks): New members.
212 (lang_print_tree_hook): New.
213 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
214 * print-tree.c: Include langhooks.h.
215 (print_node): Update.
216 * toplev.c (decode_d_option): Update.
217 * tree.c: Include langhooks.h.
218 (dump_tree_statistics): Update.
219 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
220 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
222 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
223 LANG_HOOKS_SET_YYDEBUG): Override.
224 (lang_print_xnode, print_lang_statistics): Remove.
226 2001-11-09 Richard Henderson <rth@redhat.com>
228 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
229 on the symbol string.
231 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
234 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
235 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
237 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
239 * tlink.c (recompile_files): Copy strings passed to `putenv'.
241 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
243 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
244 (TYPE_READONLY): Likewise.
246 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
248 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
249 don't pass --gdwarf2 to the assembler if the compiler will also
252 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
255 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
257 * alias.c (nonoverlapping_memrefs_p): New function.
258 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
260 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
262 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
264 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
265 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
266 generating altivec code.
267 (FIXED_REGISTERS): VRSAVE is fixed.
268 (CALL_USED_REGISTERS): VRSAVE is call used.
270 2001-11-09 Jason Eckhardt <jle@rice.edu>
272 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
273 code the branch target as ".+16/.+12", but rather use labels.
275 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
277 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
278 to work around limitations of certain versions of GAS.
280 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
281 (muldi3): Update due to SUBREG_BYTE changes.
284 2001-11-09 Zack Weinberg <zack@codesourcery.com>
286 * doc/invoke.texi: Remove comment referring to -xf77-version.
288 2001-11-09 Kazu Hirata <kazu@hxi.com>
290 * config/convex/convex.c: Fix comment formatting.
291 * config/convex/convex.h: Likewise.
293 2001-11-08 Zack Weinberg <zack@codesourcery.com>
295 * Makefile.in (.po.pox): Look both in srcdir and builddir
297 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
298 to the source directory.
300 2001-11-09 Ben Elliston <bje@redhat.com>
301 Michael Meissner <meissner@redhat.com>
302 Andrew MacLeod <amacleod@redhat.com>
303 Richard Henderson <rth@redhat.com>
304 Nick Clifton <nickc@redhat.com>
305 Catherine Moore <clm@redhat.com>
307 * m32r.c: Add support for m32rx processor.
311 * m32r-protos.h: Add prototypes for m32rx functions.
312 * doc/invoke.texi: Document -m32rx option.
314 2001-11-09 Jakub Jelinek <jakub@redhat.com>
316 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
319 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
321 * doc/install.texi2html: Use $MAKEINFO --no-split.
323 2001-11-09 Andreas Schwab <schwab@suse.de>
325 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
326 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
327 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
328 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
329 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
331 2001-11-09 H.J. Lu <hjl@gnu.org>
333 * config/mips/mips.c (mips_output_function_prologues): Cast
334 `tsize' to long for output.
336 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
338 * c-lang.c (LANG_HOOKS_NAME): New.
339 (lang_hooks): Constify.
340 (c_init_options): Update.
341 (lang_identify): Remove.
342 * c-parse.in (language_string): Remove.
343 * dbxout.c: Include langhooks.h.
344 (dbxout_symbol_location): Update.
345 * dwarf2out.c: Include langhooks.h.
346 (gen_compile_unit_die): Update.
347 * dwarfout.c: Include langhooks.h.
348 (prototyped_attribute, output_compile_unit_die): Update.
349 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
350 (LANG_HOOKS_INITIALIZER): Update.
351 * langhooks.h (struct lang_hooks): New members. Constify.
352 * stringpool.c: Don't include toplev.h.
353 (set_identifier_size): Remove.
354 * toplev.c (toplev_main): Initialize identifier size.
355 (print_version): Update.
356 * tree.h (language_string, init_lex, lang_identify,
357 set_identifier_size): Remove.
358 * Makefile.in: Update dependencies.
359 * config/darwin.c: Include langhooks.h.
360 (func_name_maybe_scoped): Update.
361 * config/darwin.h (ASM_END_FILE): Update.
362 * config/nextstep.h (ASM_END_FILE): Update.
363 * config/nextstep21.h (ASM_END_FILE): Update.
364 * config/i386/sun386.h (ASM_END_FILE): Update.
365 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
366 (rs6000_output_function_epilogue): Update.
368 * objc-act.c (LANG_HOOKS_NAME): Override.
369 (struct lang_hooks): Constify.
370 (objc_init_options): Update.
371 (lang_identify): Remove.
373 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
375 * fold-const.c (lshift_double): Honor PREC.
376 (rshift_double): Likewise.
378 2001-11-08 Kazu Hirata <kazu@hxi.com>
380 * config/1750a/1750a.c: Fix comment formatting.
381 * config/1750a/1750a.h: Likewise.
383 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
385 * configure.in (--enable-languages): Be more permissive about
386 syntax. Check for empty lists better. Warn about $LANGUAGES.
387 * configure: Regenerated.
389 2001-11-08 Richard Henderson <rth@redhat.com>
391 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
393 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
395 * config.gcc: Rename stormy16 to xstormy16.
396 * config/stormy16/stormy-abi: Likewise.
397 * config/stormy16/stormy16-protos.h: Likewise.
398 * config/stormy16/stormy16.c: Likewise.
399 * config/stormy16/stormy16.h: Likewise.
400 * config/stormy16/stormy16.md: Likewise.
402 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
404 * tree.h (TYPE_VOLATILE): Add enable-checking code.
405 (TYPE_READONLY): Likewise.
407 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
409 * reload1.c (reload): Don't delete equiv insn if can throw.
411 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
412 (clear_storage): Likewise, for OBJECT.
414 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
416 * pa.c (emit_move_sequence): Fix SUBREG expression to
417 use proper byte offset when extending a constant from
420 2001-11-09 Jakub Jelinek <jakub@redhat.com>
422 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
425 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
427 * explow.c (convert_memory_address, case SUBREG): Only return
428 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
430 2001-11-08 Richard Henderson <rth@redhat.com>
432 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
433 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
434 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
436 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
438 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
440 2001-11-08 Jakub Jelinek <jakub@redhat.com>
442 * dwarf2out.c (debug_str_hash): New.
443 (struct indirect_string_node): New.
444 (struct dw_val_struct): Change type of val_str to it.
445 (DEBUG_STR_SECTION_FLAGS): Define.
446 (add_AT_string): Push string into hashtable, increment reference
448 (AT_string): Return string from ht_identifier.
449 (AT_string_form): New.
450 (free_AT): For dw_val_class_str, just decrement reference counter.
451 (size_of_string): Remove.
452 (size_of_die): Use AT_string_form to decide what size the string
454 (size_of_pubnames): Use strlen instead of size_of_string.
455 (value_format): Use AT_string_form for dw_val_class_str.
456 (output_die): Output DW_FORM_strp strings using
457 dw2_asm_output_offset.
458 (indirect_string_alloc, output_indirect_string): New.
459 (dwarf2out_finish): Emit .debug_str strings if there are any.
461 2001-11-08 Andreas Franck <afranck@gmx.de>
463 * configure.in: Add AC_ARG_PROGRAM to support program name
464 transformation with --program-prefix, --program-suffix and
465 --program-transform-name.
466 * configure: Regenerated.
467 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
468 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
469 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
470 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
471 program_transform_name the way suggested by autoconf.
472 (GCC_TARGET_INSTALL_NAME): Define.
473 (install-driver): Use the transformed target alias name.
475 2001-11-08 Richard Henderson <rth@redhat.com>
477 * config/mips/mips.c (save_restore_insns): Remove GP from the
478 restore registers mask early instead of special casing it inside
481 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
483 * cp/decl.c (shadow_warning): New function.
484 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
485 and an error when a block scope decl shadows a parameter.
487 2001-11-08 Richard Henderson <rth@redhat.com>
489 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
492 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
494 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
495 to implement floating negation on processors prior to PA 2.0.
497 2001-11-08 Jakub Jelinek <jakub@redhat.com>
499 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
500 (USE_LINKONCE_INDIRECT): Define.
501 (dw2_output_indirect_constant_1): Try to output indirect constants
502 into linkonce sections if possible.
503 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
504 (dw2_output_indirect_constants): Likewise.
506 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
508 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
510 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
512 * c-decl.c (pushdecl): Remove file and line.
513 * c-typeck.c (pop_init_level): Remove size.
515 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
517 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
520 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
521 (TARGET_ALTIVEC): New.
522 (TARGET_SWITCHES): Add altivec.
523 (FIRST_PSEUDO_REGISTER): Change to 109.
524 (CALL_USED_REGISTERS): Same.
525 (FIRST_ALTIVEC_REGNO): New.
526 (LAST_ALTIVEC_REGNO): New.
527 (ALTIVEC_REGNO_P): New.
528 (UNITS_PER_ALTIVEC_WORD): New.
529 (ALTIVEC_VECTOR_MODE): New.
530 (FIXED_REGISTERS): Add altivec registers.
531 (REG_ALLOC_ORDER): Same.
532 (HARD_REGNO_NREGS): Adjust for altivec registers.
533 (HARD_REGNO_MODE_OK): Same.
534 (MODES_TIEABLE_P): Same.
535 (REGISTER_MOVE_COST): Same.
536 (REGNO_REG_CLASS): Same.
537 (reg_class): Add ALTIVEC_REGS.
538 (REG_CLASS_NAMES): Same.
539 (REG_CLASS_CONTENTS): Same.
540 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
541 (ALTIVEC_ARG_RETURN): New.
542 (FUNCTION_VALUE): Handle VECTOR_TYPE.
543 (LIBCALL_VALUE): Handle altivec vector modes.
544 (VECTOR_MODE_SUPPORTED_P): New.
545 (ALTIVEC_ARG_MIN_REG): New.
546 (ALTIVEC_ARG_MAX_REG): New.
547 (ALTIVEC_ARG_NUM_REG): New.
548 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
549 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
550 (REGISTER_NAMES): Add altivec regs.
551 (DEBUG_REGISTER_NAMES): Same.
552 (ADDITIONAL_REGISTER_NAMES): Same.
553 (rs6000_builtins): New.
554 (MD_EXPAND_BUILTIN): New.
555 (MD_INIT_BUILTINS): New.
556 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
557 for AltiVec instructions.
558 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
559 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
561 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
562 (TARGET_SWITCHES): Add no-altivec.
563 (DATA_ALIGNMENT): Align vectors to 128 bits.
564 (TARGET_OPTIONS): Add abi= option.
565 Add rs6000_abi_string extern.
566 (LOCAL_ALIGNMENT): New.
567 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
568 (MASK_ALTIVEC_ABI): New.
569 (TARGET_ALTIVEC_ABI): New.
570 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
572 (STACK_BOUNDARY): Adjust for altivec.
573 (BIGGEST_ALIGNMENT): Same.
574 (rs6000_args): Add vregno.
575 (USE_ALTIVEC_FOR_ARG_P): New.
576 (FIXED_REGISTERS): Add vrsave register.
577 (CALL_USED_REGISTERS): Same.
578 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
580 (reg_class): Add VRSAVE_REGS.
581 (REG_CLASS_NAMES): Same.
582 (REG_CLASS_CONTENTS): Same.
583 (REGNO_REG_CLASS): Same.
585 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
586 (ABI_STACK_BOUNDARY): Same.
587 (BIGGEST_ALIGNMENT): Same.
588 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
589 (ROUND_TYPE_ALIGN): Same.
591 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
594 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
597 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
600 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
601 (altivec_expand_builtin): New.
602 (altivec_init_builtins): New.
603 (TARGET_EXPAND_BUILTIN): New.
604 (TARGET_INIT_BUILTINS): New.
605 (rs6000_init_builtins): New.
606 (struct builtin_description): New.
608 (rs6000_reg_names): Add altivec registers.
609 (alt_reg_names): Same.
610 (secondary_reload_class): Altivec regs can hold altivec regs and
612 (rs6000_emit_move): Force constants into memory for AltiVec moves.
613 (print_operand): Add 'y' case for printing altivec memory
615 (rs6000_legitimize_address): Legitimize vector addresses into
617 (altivec_expand_binop_builtin): New.
618 New string rs6000_current_abi.
619 (rs6000_override_options): Call rs6000_parse_abi_options.
620 (rs6000_parse_abi_options): New.
621 (function_arg_boundary): Vector arguments must be 16
623 (function_arg_advance): Handle vector arguments.
624 (function_arg_partial_nregs): Same.
625 (init_cumulative_args): Same.
626 (function_arg): Same.
628 * config/rs6000/rs6000.md (altivec_lvx): New.
629 (type): Add altivec attribute.
631 (*movv4si_internal): New.
633 (*movv16qi_internal): New.
635 (*movv8hi_internal1): New.
637 (*movv4sf_internal1): New.
754 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
756 * Makefile.in (df.o): Add fibheap.h to dependencies.
758 * df.h: Add prototypes for transfer functions, iterative_dataflow
760 (enum df_flow_dir): New enum.
761 (enum df_confluence_op): New enum.
762 (struct df): Add inverse_rts_map.
764 * df.c: Add sbitmap.h to the list of includes.
765 (df_rd_global_compute): Removed.
766 (df_ru_global_compute): Removed.
767 (df_lr_global_compute): Removed.
768 (df_rd_transfer_function): New function.
769 (df_ru_transfer_function): New function.
770 (df_lr_transfer_function): New function.
771 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
772 Use iterative_dataflow_bitmap instead of df_*_global_compute.
773 (iterative_dataflow_sbitmap): New function.
774 (iterative_dataflow_bitmap): New function.
776 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
778 * doc/gcc.texi: Move terminology and spelling conventions to
779 htdocs/codingconventions.html.
781 2001-11-07 Graham Stott <grahams@redhat.com>
783 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
785 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
787 * expmed.c (expand_mult): Force operand to register before computing
789 * i386.c (x86_decompose_lea): New global vairable.
790 * i386.h (x86_decompose_lea): Declare.
791 (TARGET_DECOMPOSE_LEA): New macro.
792 (RTX_COST): Handle leas properly.
794 2001-11-06 Richard Henderson <rth@redhat.com>
796 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
797 defined for a CONSTRUCTOR; don't check it.
799 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
801 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
802 test for absolute pathnames.
804 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
806 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
807 instructions up to the target pc inclusive.
809 2001-11-06 Steve Christiansen <smc@us.ibm.com>
811 * loop.c (loop_regs_scan): Don't invalidate PIC register.
813 2001-11-06 Eric Christopher <echristo@redhat.com>
815 * config/mips/mips.md(movdf_internal2): Add constraints for float
816 to general register move.
817 * config/mips/elf64.h: Add default ABI.
819 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
821 * alias.c:: Include langhooks.h.
822 * emit-rtl.c: Similarly.
823 * toplev.c: Similarly.
824 * tree-inline.c: Similarly.
825 * langhooks-def.h: New, the old langhooks.h. Give the default
826 hooks a common prefix.
827 * langhooks.h: Contents extracted from toplev.h.
828 * toplev.h: Move langhook stuff to langhooks.h.
829 * langhooks.c: Give default hooks a common prefix.
831 * c-lang.c: Include langhooks-def.h.
832 * objc/objc-act.c: Similarly.
833 * Makefile.in: Update.
834 * objc/Make-lang.in: Update.
836 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
838 * doc/install.texi: Document that configure options not listed in
839 this file are unsupported. Document --with-system-zlib.
841 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
843 * rtl.h (mem_for_const_double): New declaration.
844 * varasm.c (mem_for_const_double): New function.
845 * config/convex/convex.md (movdf): Use it.
846 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
847 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
848 * config/m68k/m68kv4.h: Likewise.
850 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
851 of new GP reg classes.
853 * expr.c (store_field): When making temp object for unaligned
854 component, set it to alias set 0.
856 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
858 * c-common.c (c_expand_expr_stmt): Apply default conversions to
859 non-lvalue arrays if C99.
860 * c-typeck.c (default_conversion): Split out code handling
861 array-to-pointer and function-to-pointer conversions into a
862 separate default_function_array_conversion function.
863 (default_function_array_conversion): New function. Keep track of
864 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
865 arrays unchanged outside C99 mode instead of giving an error for
867 (build_component_ref): Use pedantic_non_lvalue when handling
868 COMPOUND_EXPR. Don't handle COND_EXPR specially.
869 (convert_arguments): Use default_function_array_conversion.
870 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
872 (unary_complex_lvalue): Likewise.
873 (internal_build_compound_expr): Use
874 default_function_array_conversion. Apply default conversions to
875 function in compound expression.
876 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
877 Use default_function_array_conversion.
878 * doc/extend.texi: Update documentation of subscripting non-lvalue
882 2001-11-05 Zack Weinberg <zack@codesourcery.com>
884 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
885 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
886 corresponding to the complete set of .po and .gmo files in
887 the source directory's po subdir, modified by LINGUAS. Don't
889 * configure.in: Don't set ALL_LINGUAS.
890 * configure: Regenerate.
892 * Makefile.in (.po.gmo): Don't move into source directory.
893 (.po.pox): Clarify comments.
894 (install-po): Look for .gmo files in both srcdir and objdir;
895 don't fail if a file is totally missing.
896 (distclean): rmdir ada subdirectory too.
898 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
900 * config/rs6000/rs6000.c (rs6000_select_section): Handle
901 CONSTRUCTORs _correctly_.
903 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
905 * c-decl.c (delete_block): Remove.
906 * c-tree.h (delete_block): Remove.
908 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
910 * cppexp.c (lex, parse_defined): Update warning about defined.
912 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
914 * config/rs6000/rs6000.c (rs6000_select_section): Handle
917 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
919 * config/arm/arm.c (arm_return_in_memory): Cope with
920 int_size_in_bytes returning -1.
922 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
925 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
927 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
928 remove unneded depdendencies;
930 * cfglayout.c, cfglayout.h: New files; break out from ...
931 * bb-reorder.c: ... here; Remove unneeded includes;
933 2001-11-04 Alan Modra <amodra@bigpond.net.au>
935 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
937 2001-11-04 David Edelsohn <edelsohn@gnu.org>
939 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
940 mode as well. Do not explicitly create intermediate regs.
942 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
945 (common_section): Delete unused variable.
946 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
947 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
948 * arm-protos.h (arm_poke_function_name, aof_add_import,
949 aof_delete_import): Const-ify.
950 * arm.c (legitimize_pic_address): Wrap variables in the macro
951 controlling their usage.
952 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
953 (arm_poke_function_name, pic_chain, import, aof_add_import,
954 aof_delete_import): Const-ify.
955 * i386.c (ix86_osf_output_function_prologue): Const-ify.
956 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
957 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
958 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
959 * i860/sysv3.h: Add missing comment closure.
960 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
961 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
964 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
965 (i960-*-*): Set tmake_file.
966 (sparc86x-*-elf*): Fix typo in header name.
968 * sched-rgn.c (schedule_insns): Delete unused variable.
970 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
973 * c-typeck.c (lookup_field): Rework to return a chain down to
975 (build_component_ref): Use the new lookup_field to handle
976 nested anonymous entities correctly.
978 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
980 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
981 Change parameters to gen_rtx_CONST_DOUBLE.
982 (GEN_INT64, sparc_emit_set_const64): Likewise.
983 * config/sparc/sparc.md (movdf split): Likewise.
985 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
987 * unroll.c (calculate_giv_inc): Use find_last_value rather
988 than just hoping the last instruction is the right SET.
989 [Fixes 990604-1.c on stormy16.]
991 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
992 library at all if -T is used.
994 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
995 some uses of uninitialized variables in error cases.
997 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
998 look at 'temp' if we won't be using it.
1000 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1001 (RTX_COSTS): Define.
1002 (ADDRESS_COST): Define.
1003 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1005 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1007 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1008 stormy16_asm_output_mi_thunk.
1009 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1011 * config/stormy16/stormy16-protos.h
1012 (stormy16_asm_output_mi_thunk): New prototype.
1014 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1016 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1017 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1018 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1019 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1020 sched-int.h, toplev.c, config/alpha/alpha.c,
1021 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1022 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1023 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1024 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1025 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1026 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1027 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1029 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1031 * Makefile.in (dbxout.o): Depend on function.h.
1032 * collect2.c (is_in_list): Hide unused function.
1033 * dbxout.c: Include function.h.
1034 (source_label_number, dbxout_source_line, dbxout_source_file,
1035 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1036 macros controlling usage.
1037 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1038 * output.h (exports_section): Prototype.
1040 * convex.c (convex_output_function_prologue): Fix format specifier
1042 (asm_declare_function_name): Fix signed/unsigned warning.
1043 (print_operand): Fix format specifier warning.
1044 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1045 * dsp16xx-protos.h (uns_comparison_operator,
1046 num_1600_core_shifts): Prototype.
1047 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1048 (frame_size, frame_pointer_offset): Delete.
1049 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1050 Make static. Fix format specifier warnings.
1051 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1052 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1053 * dsp16xx.md: Add default case in switches.
1054 * fr30.h (IN_RANGE): Delete.
1055 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1056 * mcore-protos.h (mcore_output_cmov): Const-ify.
1057 * mcore.c (mcore_output_cmov): Likewise.
1058 * mcore.h (switch_to_section): Make static and prototype.
1059 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1060 unsigned>=0 warnings.
1061 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1062 * rs6000-protos.h (read_only_data_section,
1063 read_only_private_data_section): Prototype.
1064 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1065 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1066 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1068 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1070 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1072 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1073 * gcc.c (convert_filename): Add static prototype. Const-ify.
1074 Wrap variable in macros controlling its use.
1075 * output.h (sdata_section): Add prototype.
1077 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1078 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1079 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1080 (ASM_FILE_START): Const-ify.
1081 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
1083 * c4x.md: Don't use the 'U' integer suffix.
1084 * clipper.md (clipper_movstr): Delete declaration.
1085 * d30v-protos.h (d30v_move_2words): Const-ify.
1086 (debug_stack_info): Add prototype.
1087 * d30v.c: Include "integrate.h".
1088 (d30v_function_arg_boundary, d30v_function_arg,
1089 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
1090 signed/unsigned warnings.
1091 (d30v_print_operand_memory_reference, d30v_move_2words):
1093 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
1094 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
1095 * fr30.md: Const-ify.
1096 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1097 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
1098 (mvs_get_label_page): Hide unused static function.
1099 * i860.c (current_function_original_name): Const-ify.
1100 * i860/sysv3.h (current_function_original_name): Likewise.
1101 * i860/sysv4.h (current_function_original_name): Likewise.
1102 * i960.md: Add default case in switches. Remove unused variable.
1103 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
1104 * m32r.md: Const-ify.
1105 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
1106 * m68hc11.c: Include "reload.h".
1107 (static_chain_reg, print_options, m68hc11_asm_file_start):
1109 * m68hc11.md: Delete unused variable. Const-ify. Add parens
1110 around & in comparison.
1111 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1112 * mn10200.c (shift_mode): Remove trailing comma.
1113 * mn10300-protos.h (output_tst): Const-ify.
1114 * mn10300.c (output_tst): Likewise.
1115 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
1117 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
1118 * pa.c (output_ascii): Likewise.
1119 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1120 * pdp11.md (expand_unop): Delete declarations.
1121 * pj-protos.h (pj_output_addsi3): Const-ify.
1122 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
1123 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
1124 unique_src_operand): Add prototypes.
1125 (pj_output_store_into_lval): Make definition static.
1126 (pj_function_incoming_arg): Don't use unary plus.
1127 (pj_output_addsi3): Const-ify.
1128 * romp.md (get_symref): Delete declarations.
1129 * v850-c.c (mark_current_function_as_interrupt): Don't return
1130 value from void function.
1131 * v850.c: Include "integrate.h".
1132 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
1133 * vax-protos.h (const_section): Add prototype.
1135 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
1137 * machmode.def: Add documentation for the seventh argument in
1140 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
1142 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
1144 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
1145 <-melf>: Don't have markup for ELF acronym.
1147 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
1149 * config.gcc (mmix-*-*): New target.
1150 * doc/invoke.texi: Document MMIX options.
1151 * doc/contrib.texi: Add note about MMIX port to my entry.
1152 * config/mmix/t-mmix: New file.
1153 * config/mmix/mmix.h: New file.
1154 * config/mmix/mmix-protos.h: New file.
1155 * config/mmix/mmix.c: New file.
1156 * config/mmix/mmix.md: New file.
1157 * config/mmix/crti.asm: New file.
1158 * config/mmix/crtn.asm: New file.
1160 2001-11-03 Kazu Hirata <kazu@hxi.com>
1162 * config/sparc/linux-aout.h: Fix comment formatting.
1163 * config/sparc/linux.h: Likewise.
1164 * config/sparc/linux64.h: Likewise.
1165 * config/sparc/lynx.h: Likewise.
1166 * config/sparc/pbd.h: Likewise.
1167 * config/sparc/sol2-sld-64.h: Likewise.
1168 * config/sparc/sol2.h: Likewise.
1169 * config/sparc/sparc.c: Likewise.
1170 * config/sparc/sparc.h: Likewise.
1171 * config/sparc/sparc.md: Likewise.
1172 * config/sparc/sunos4.h: Likewise.
1173 * config/sparc/vxsim.h: Likewise.
1174 * config/sparc/vxsparc.h: Likewise.
1175 * config/sparc/vxsparc64.h: Likewise.
1177 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1179 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
1180 reference to CONST_DOUBLE_MEM in comment.
1181 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
1182 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
1183 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
1184 * function.c (pop_function_context_from): Don't call
1185 restore_varasm_status.
1186 * function.h (restore_varasm_status): Delete declaration.
1187 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
1189 * rtl.def (CONST_DOUBLE): Update comment.
1190 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
1191 (CONST_DOUBLE_CHAIN): Likewise.
1192 (CONST_DOUBLE_MEM): Delete.
1193 (gen_rtx_CONST_DOUBLE): Update parameters.
1194 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
1195 Remove reference to CONST_DOUBLE_MEM.
1196 (const_alias_set): New variable.
1197 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
1198 (immed_real_const_1): Adjust tests for 0, 1, and 2.
1199 Don't set CONST_DOUBLE_MEM.
1200 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
1201 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
1202 Put constant in const_alias_set.
1203 (struct pool_constant): ALIGN now unsigned.
1204 OFFSET now HOST_WIDE_INT.
1206 (restore_varasm_status): Deleted.
1207 (mark_pool_constant): Mark desc->rtl.
1208 (force_const_mem): Rework to store rtl in hash table,
1209 not CONST_DOUBLE_MEM.
1210 Put constant in const_alias_set.
1211 (find_pool_constant): Check desc->rtl.
1212 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
1213 (init_varasm_once): Initialize const_alias_set.
1215 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
1218 * reload.c (combine_reloads): Don't combine an output reload if there
1219 are other reloads around for part of the output.
1221 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
1222 constant expression.
1223 (set_mem_decl): New function.
1224 * expr.h (set_mem_decl): New declaration.
1225 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
1226 (output_asm_operand_names): Add tab.
1227 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
1229 * builtins.c (get_memory_rtx): Properly set MEM alias set and
1232 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1234 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
1235 Use "invalid" instead of "illegal". Use @r in comments in
1238 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
1240 * c-decl.c (pushdecl): Move block inside if conditional to remove
1241 possibility of a segfault. Lookup block-level extern
1242 variables in enclosing scopes correctly.
1244 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
1246 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1248 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
1249 SUBREG so we avoid SUBREGing memory.
1251 * expmed.c (store_bit_field): Same.
1253 2001-11-02 DJ Delorie <dj@redhat.com>
1255 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
1256 using FP registers for DImode mem-mem moves is acceptable.
1258 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
1260 * builtins.c (apply_args_size): Handle vector arguments.
1261 (apply_result_size): Same.
1263 * machmode.def: Set WIDER mode field for all vector entries.
1265 2001-11-02 Graham Stott <grahams@redhat.com>
1267 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
1269 2001-11-01 Eric Christopher <echristo@redhat.com>
1271 * config.gcc: Revert part of earlier patch.
1272 * config/mips/linux.h: Ditto.
1273 * df.c: Include tm_p.h to avoid warnings.
1274 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
1276 * config/mips/mips.c: Define mips_abi regardless.
1277 (mips_output_function_prologues): Add long casts for .frame
1279 (override_options): Allow use of ABI_32.
1281 2001-11-01 Kazu Hirata <kazu@hxi.com>
1283 * config/m68hc11/m68hc11.c: Fix comment formatting.
1284 * config/m68hc11/m68hc11.h: Likewise.
1285 * config/m68hc11/m68hc11.md: Likewise.
1287 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
1289 * c-typeck.c (default_conversion): Retain the original expression
1291 * gcc.dg/Wparentheses.c: New tests.
1293 2001-11-01 David S. Miller <davem@redhat.com>
1295 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
1296 64-bit Sparc description more in line with reality.
1298 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
1300 * Makefile.in (GCOV_OBJS): Add version.o.
1301 * gcov.c: Include "version.h" and <getopt.h>.
1302 (gcov_version_string): Remove.
1303 (print_usage): Take a parameter to determine whether this is a
1304 call from --help or an error message. Give fuller output that
1305 follows the GNU Coding Standards for --help.
1306 (print_version): New function.
1308 (process_args): Use getopt_long. Support long options. Follow
1309 GNU Coding Standards for --help and --version.
1310 * doc/gcov.texi: Document long options.
1311 Addresses part of PR other/704.
1313 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1315 * pa.c (output_move_double): Fix typo in double load.
1317 2001-11-01 Kazu Hirata <kazu@hxi.com>
1319 * config/h8300/h8300.c (h8300_encode_label): Compute a string
1320 before passing it to ggc_alloc_string.
1322 2001-11-01 Kazu Hirata <kazu@hxi.com>
1324 * config/m68k/3b1.h: Fix comment formatting.
1325 * config/m68k/3b1g.h: Likewise.
1326 * config/m68k/a-ux.h: Likewise.
1327 * config/m68k/amix.h: Likewise.
1328 * config/m68k/apollo68.h: Likewise.
1329 * config/m68k/atari.h: Likewise.
1330 * config/m68k/aux-exit.c: Likewise.
1331 * config/m68k/ccur-GAS.h: Likewise.
1332 * config/m68k/crds.h: Likewise.
1333 * config/m68k/dpx2.h: Likewise.
1334 * config/m68k/dpx2g.h: Likewise.
1335 * config/m68k/hp310.h: Likewise.
1336 * config/m68k/hp320.h: Likewise.
1337 * config/m68k/isi.h: Likewise.
1338 * config/m68k/linux.h: Likewise.
1339 * config/m68k/lynx.h: Likewise.
1340 * config/m68k/m68k-psos.h: Likewise.
1341 * config/m68k/m68k.c: Likewise.
1342 * config/m68k/m68k.h: Likewise.
1343 * config/m68k/m68k.md: Likewise.
1344 * config/m68k/m68kelf.h: Likewise.
1345 * config/m68k/m68kv4.h: Likewise.
1346 * config/m68k/mot3300.h: Likewise.
1347 * config/m68k/news.h: Likewise.
1348 * config/m68k/next.h: Likewise.
1349 * config/m68k/pbb.h: Likewise.
1350 * config/m68k/plexus.h: Likewise.
1351 * config/m68k/sgs.h: Likewise.
1352 * config/m68k/sun3.h: Likewise.
1353 * config/m68k/tower.h: Likewise.
1354 * config/m68k/vxm68k.h: Likewise.
1356 2001-10-31 DJ Delorie <dj@redhat.com>
1358 * config/mips/mips.h (mips_cache_flush_func): Prototype.
1359 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
1360 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
1361 * config/mips/mips.c (mips_cache_flush_func): New.
1362 * doc/invoke.texi: Document the new options.
1364 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
1366 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
1367 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
1369 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
1371 * config/cris/cris.c: Include output.h after tree.h but before
1374 2001-10-31 Zack Weinberg <zack@codesourcery.com>
1376 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
1377 (INTL_SUBDIRS): Just intl.
1378 (.SUFFIXES): Add .gmo .po .pox.
1379 (native): Also depend on build-@POSUB@.
1380 (intl.all, intl.install): Depend on config.h and things it includes.
1381 (po-generated): New target; depend on c-parse.c and tradcif.c.
1382 (install-normal): Also depend on install-@POSUB@.
1383 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
1384 (build-, install-, build-po, update-po, install-po,
1385 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
1387 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
1388 * configure.in: Don't munge XGETTEXT. Don't generate
1390 * configure: Regenerate.
1392 * exgettext: Delete.
1393 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
1394 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
1396 2001-10-31 Kazu Hirata <kazu@hxi.com>
1398 * config/h8300/h8300.md (two anonymous patterns): New.
1400 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
1402 * tree.h (tree_index): Add support for V16QI and V8HI.
1403 (V8HI_type_node): New.
1404 (V16QI_type_node): New.
1406 * tree.c (build_common_tree_nodes_2): Same.
1408 * c-common.c (type_for_mode): Same.
1410 2001-10-31 Kazu Hirata <kazu@hxi.com>
1412 * config/i386/att.h: Fix comment formatting.
1413 * config/i386/beos-elf.h: Likewise.
1414 * config/i386/bsd.h: Likewise.
1415 * config/i386/bsd386.h: Likewise.
1416 * config/i386/crtdll.h: Likewise.
1417 * config/i386/cygwin.asm: Likewise.
1418 * config/i386/cygwin.h: Likewise.
1419 * config/i386/djgpp.h: Likewise.
1420 * config/i386/freebsd-aout.h: Likewise.
1421 * config/i386/freebsd.h: Likewise.
1422 * config/i386/gas.h: Likewise.
1423 * config/i386/i386-interix.h: Likewise.
1424 * config/i386/i386-protos.h: Likewise.
1425 * config/i386/i386.c: Likewise.
1426 * config/i386/i386.h: Likewise.
1427 * config/i386/i386.md: Likewise.
1428 * config/i386/i386elf.h: Likewise.
1429 * config/i386/interix.c: Likewise.
1430 * config/i386/isc.h: Likewise.
1431 * config/i386/isccoff.h: Likewise.
1432 * config/i386/iscdbx.h: Likewise.
1433 * config/i386/linux.h: Likewise.
1434 * config/i386/lynx.h: Likewise.
1435 * config/i386/mingw32.h: Likewise.
1436 * config/i386/netbsd-elf.h: Likewise.
1437 * config/i386/next.h: Likewise.
1438 * config/i386/osf1elf.h: Likewise.
1439 * config/i386/osfrose.h: Likewise.
1440 * config/i386/sco5.h: Likewise.
1441 * config/i386/seq-gas.h: Likewise.
1442 * config/i386/seq-sysv3.h: Likewise.
1443 * config/i386/sequent.h: Likewise.
1444 * config/i386/sol2.h: Likewise.
1445 * config/i386/sun386.h: Likewise.
1446 * config/i386/uwin.asm: Likewise.
1447 * config/i386/uwin.h: Likewise.
1448 * config/i386/vxi386.h: Likewise.
1449 * config/i386/win32.h: Likewise.
1450 * config/i386/winnt.c: Likewise.
1451 * config/i386/xm-cygwin.h: Likewise.
1452 * config/i386/xm-mingw32.h: Likewise.
1454 2001-10-31 Kazu Hirata <kazu@hxi.com>
1456 * builtins.def: Fix comment typos.
1457 * config/alpha.c: Likewise.
1458 * config/arm/arm.c: Likewise.
1459 * config/avr/avr.h: Likewise.
1460 * config/d30v/d30v.c: Likewise.
1461 * config/d30v/d30v.h: Likewise.
1462 * config/d30v/d30v.md: Likewise.
1463 * config/dsp16xx/dsp16xx.c: Likewise.
1464 * config/fr30/fr30.c: Likewise.
1465 * config/fr30/fr30.md: Likewise.
1466 * config/i386/i386.c: Likewise.
1467 * config/i860/i860.c: Likewise.
1468 * config/i960/i960.c: Likewise.
1469 * config/ia64/ia64.c: Likewise.
1470 * config/mips/mips.c: Likewise.
1471 * config/pa/pa.c: Likewise.
1472 * config/rs6000/rs6000.c: Likewise.
1473 * config/s390/s390.c: Likewise.
1474 * config/sparc/sparc.c: Likewise.
1476 2001-10-30 Kazu Hirata <kazu@hxi.com>
1478 * config/mips/elf.h: Fix comment formatting.
1479 * config/mips/elf64.h: Likewise.
1480 * config/mips/iris5.h: Likewise.
1481 * config/mips/iris5gas.h: Likewise.
1482 * config/mips/iris6.h: Likewise.
1483 * config/mips/isa3264.h: Likewise.
1484 * config/mips/linux.h: Likewise.
1485 * config/mips/mips.c: Likewise.
1486 * config/mips/mips.h: Likewise.
1487 * config/mips/mips.md: Likewise.
1488 * config/mips/mips16.S: Likewise.
1489 * config/mips/netbsd.h: Likewise.
1490 * config/mips/osfrose.h: Likewise.
1491 * config/mips/r3900.h: Likewise.
1492 * config/mips/sni-svr4.h: Likewise.
1493 * config/mips/svr4-t.h: Likewise.
1494 * config/mips/ultrix.h: Likewise.
1496 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1498 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1499 when we update head->current.
1501 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1503 * tree.c (id_string_size): Remove.
1504 (dump_tree_statistics): Update.
1505 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1507 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1509 * sched-rgn.c (schedule_insns): Fix comment.
1511 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1513 * configure.in: Correct previous change: don't assume that
1514 gas's version number _isn't_ the last thing on the line, or
1515 isn't the only number on the line, either.
1516 * configure: Regenerate.
1518 2001-10-30 Kazu Hirata <kazu@hxi.com>
1520 * cfgcleanup.c: Fix a comment typo.
1522 2001-10-30 Kazu Hirata <kazu@hxi.com>
1524 * alias.c: Fix comment formatting.
1525 * recog.c: Likewise.
1526 * config/cris/cris.c: Likewise.
1527 * config/cris/cris.h: Likewise.
1528 * config/i960/i960.c: Likewise.
1529 * config/i960/i960.h: Likewise.
1531 2001-10-30 Kazu Hirata <kazu@hxi.com>
1533 * config/arm/arm.c: Fix a comment typo.
1534 * config/arm/arm.h: Likewise.
1535 * config/ia64/ia64.c: Likewise.
1537 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1539 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1540 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1541 * rtl.h (set_unique_reg_note): Change return value.
1542 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1543 * cse.c (cse_insn): Likewise.
1544 * expr.c (emit_move_insn): Likewise.
1545 * explow.c (force_reg): Likewise.
1546 * local-alloc (update_equiv_regs): Likewise.
1547 * loop.c (move_moveables, load_mems): Likewise.
1548 * reload (find_reloads): Likewise.
1550 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1553 * c-decl.c (parmlist_tags_warning, start_struct,
1554 check_for_loop_decls): Separate messages for struct, union and
1555 enum cases to allow for languages in which they have different
1557 * c-format.c (scanf_flag_specs): Separate short and long name of
1558 the assignment suppression feature.
1559 (check_format_types): Localize "pointer" and "different types"
1561 * c-lex.c (lex_number): Localize "an unsigned long int" and
1563 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1565 * c-typeck.c (build_unary_up): Separate messages for increment and
1566 decrement cases to allow for languages in which they use different
1567 articles. Localize the strings "increment" and "decrement" in one
1570 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1572 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1573 when no changes has been made.
1575 * gcse.c (reg_set_bitmap): Turn into reg_set.
1576 (modify_mem_list_set, canon_modify_mem_list_set)
1577 (clear_modify_mem_tables, free_modify_mem_tables): New.
1578 (gcse_main); Use free_modify_mem_tables.
1579 (free_gcse_mem): Likewise; free the bitmaps.
1580 (alloc_gcse_main): Initialize the bitmaps.
1581 (canon_list_insert): Set canon_modify_mem_list_set.
1582 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1583 (compute_hash_table): Use clear_modify_mem_tables.
1584 (reset_opr_set_tables): Likewise.
1585 (oprs_not_set_p): reg_set_bitmap is regset.
1586 (mark_set, mark_clobber): Likewise.
1588 * df.h (DF_EQUIV_NOTES): New constant.
1589 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1592 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1593 (init_regions, schedule_insns): Conditionalize the checking
1594 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1596 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1598 * i386.md (movti_rex64 splitter): Fix condition.
1600 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1602 * configure.in: Do not assume that gas's version number is the
1603 last thing on the first line of as --version output.
1604 * configure: Regenerate.
1606 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1607 MT_WARNING, MT_ERROR, MT_FATAL.
1608 (main): Call gcc_init_libintl.
1609 (v_message): Call gettext on msgid and "warning: "
1610 * tradcif.y: Include intl.h.
1611 (yyerror): Make parameter definition consistent with
1612 prototype. Call gettext on msgid argument.
1614 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1616 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1619 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1621 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1623 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1624 before referencing it.
1626 2001-10-26 DJ Delorie <dj@redhat.com>
1628 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1629 override -G, and force -G0.
1631 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1633 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1634 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1635 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1636 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1638 * loop.h (struct induction): Rename ext_dependant to
1640 * loop.c: Change all uses.
1641 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1642 All callers changed.
1643 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1645 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1647 * c-parse.in (expr_no_commas, primary), c-typeck.c
1648 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1650 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1652 Undo assemble_name change in earlier patch.
1654 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1656 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1657 determining the type of the receiver, do not check that TREE_CODE
1658 of receiver is CALL_EXPR before calling receiver_is_class_object().
1659 (receiver_is_class_object): For the GNU runtime: recognize
1660 the case that the receiver is self in a class method context.
1661 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1662 the receiver is a call to objc_get_class.
1664 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1666 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1668 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1670 * Makefile.in (OBJS): Put all files in alphabetical order.
1672 * dwarf2out.c (add_const_value_attribute): Fix error in last
1675 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1677 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1678 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1680 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1681 (life_analysis): call purge_all_dead_edges after deleting noops.
1682 (delete_noop_move): Do not purge CFG.
1683 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1685 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1687 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1688 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1689 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1690 (ASM_OUTPUT_COMMON): Likewise.
1691 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1692 (rs6000_output_function_epilogue): Likewise.
1693 (output_mi_thunk): Fix typo.
1694 (rs6000_output_symbol_ref): Use assemble_name.
1695 (output_toc): Likewise.
1696 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1697 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1698 assemble_name calls STRIP_NAME_ENCODING.
1699 (ASM_OUTPUT_LABEL): Use assemble_name.
1700 (ASM_GLOBALIZE_LABEL): Likewise.
1701 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1702 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1703 (ASM_OUTPUT_LOCAL): Likewise.
1705 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1707 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1708 (expand_builtin_apply, expand_builtin_return): Likewise.
1709 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1711 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1713 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1714 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1715 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1716 configure, configure.in, except.c, except.h, flow.c, function.c,
1717 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1718 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1719 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1720 unroll.c: Fix spelling errors.
1722 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1724 * doc/gcc.texi: Document use of "dependent" and American spelling.
1726 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1728 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1731 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1733 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1735 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1737 * genrecog.c (write_switch): Output if before switch for
1738 DT_elt_zero_wide_safe.
1740 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1742 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1743 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1744 (FUNCTION_PROFILER): Const-ify.
1745 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1746 (eliminate_constant_term, assemble_name, output_addr_const):
1747 Remove declarations.
1748 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1749 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1750 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1751 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1752 (half_pic_declare, half_pic_external): Const-ify.
1753 * toplev.c: Include "halfpic.h".
1755 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1757 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1758 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1759 config/i386/i386.c, config/i386/i386-interix.h,
1760 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1761 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1762 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1763 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1764 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1765 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1766 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1769 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1770 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1771 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1772 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1773 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1774 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1775 system.h, toplev.c: Fix spelling errors.
1777 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1779 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1781 * dwarf2out.c (reg_number): Abort if pseudo.
1782 (reg_loc_descriptor): Return 0 if pseudo.
1783 (is_based_loc): Return 0 if pseudo.
1784 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1786 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1787 (loc_descriptor): Return 0 if can't find location and handle 0
1788 return from recursive calls.
1789 (loc_descriptor_from_tree): Likewise.
1790 Fix handling of indirect.
1791 Also return 0 for PLACEHOLDER_EXPR.
1792 Clean up COMPONENT_REF cases.
1793 (add_AT_location_descriptor): Simplify, but handle 0 return from
1795 (add_const_value_attribute): Avoid shift count warning.
1796 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1797 Set comp_unit_die as context if not in function.
1799 * config/mips/mips-protos.h: Break up long lines.
1800 Remove needless #ifdef/#endif blocks.
1801 Don't declare functions declared in file made by genpreds or recog.h.
1802 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1803 is now HOST_WIDE_INT; delete unneeded casts.
1804 * config/mips/mips.h: Don't use #elif.
1806 * expr.c (stor_constructor_field): Always call adjust_address.
1807 Copy TARGET before changing its alias set.
1808 (store_field): Likewise, for TO_RTX.
1809 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1811 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1812 (find_placeholder): Return 0 if can't find object.
1813 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1816 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1818 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1820 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1822 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1823 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1824 (merge_blocks): Properly udpate life after making edge nonfallthru.
1825 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1827 2001-10-26 Kazu Hirata <kazu@hxi.com>
1829 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1831 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1833 * c-typeck.c (convert_arguments): When comparing for enumeral
1834 type equality, use TYPE_MAIN_VARIANT.
1835 * gcc.dg/Wconversion.c: New tests.
1837 2001-10-26 Kazu Hirata <kazu@hxi.com>
1839 * s390/s390.c: Fix comment typos.
1840 * s390/s390.h: Likewise.
1841 * s390/s390.md: Likewise.
1843 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1845 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1846 (walk_tree): Use it for tail calls where appropriate.
1848 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1850 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1851 non-local label_refs.
1853 2001-10-26 Kazu Hirata <kazu@hxi.com>
1855 * config/h8300/h8300.md (4 anonymous patterns): New.
1857 2001-10-26 Kazu Hirata <kazu@hxi.com>
1859 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1860 algorithm through the shift_info structure.
1861 (emit_a_shift): Update the use of get_shift_alg.
1863 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1865 * sched-rgn.c: Remove bitset typedef.
1866 Change bitset to sbitmap in prototypes / variable types.
1868 Remove edgeset_bits.
1869 Remove edgeset_size.
1870 s/BITSET_ADD/SET_BIT/g
1871 s/BITSET_INVERT/sbitmap_ones/g
1872 s/BITSET_INTER/sbitmap_a_and_b/g
1873 s/BITSET_UNION/sbitmap_a_or_b/g
1874 s/BITSET_DIFFER/sbitmap_difference/g
1875 s/bitset_member/TEST_BIT/g
1876 (BITSET_*): Removed.
1877 (bitset_member): Removed.
1878 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1879 EXECUTE_IF_SET_IN_SBITMAP.
1880 (split_edges): Rewrite, use sbitmap functions instead of bitset
1882 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1884 2001-10-26 Andreas Schwab <schwab@suse.de>
1886 * reload1.c (emit_input_reload_insns): Fix parens in last
1887 (undocumented) change that was supposed to change only whitespace.
1889 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1891 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1893 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1896 2001-10-26 Andreas Jaeger <aj@suse.de>
1898 * flow.c (clear_log_links): Remove unused variable.
1899 * cfgcleanup.c (cleanup_cfg): Likewise.
1901 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1903 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1904 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1906 2001-10-26 Richard Henderson <rth@redhat.com>
1908 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1909 rename PV_REG to R27_REG.
1910 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1911 (REG_CLASS_FROM_LETTER): Update.
1912 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1913 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1914 (udivsi3, modsi3, umodsi3): Likewise.
1915 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1917 2001-10-26 Richard Henderson <rth@redhat.com>
1919 * cfg.c (clear_aux_for_blocks): Split out of ...
1920 (free_aux_for_blocks): here.
1921 (clear_aux_for_edges): Split from ...
1922 (free_aux_for_edges): here.
1923 * basic-block.h: Declare them.
1924 * lcm.c (compute_antinout_edge): Use them.
1925 (compute_laterin, compute_available, compute_nearerout): Likewise.
1926 (optimize_mode_switching): Likewise.
1928 2001-10-26 Richard Henderson <rth@redhat.com>
1930 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1931 moving everything back to the main build directory.
1933 2001-10-26 Christopher Faylor <cgf@redhat.com>
1935 * config/i386/cygwin.h: Search target specfic include directory, if
1938 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1940 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1941 of macro guards. Fix #endif comment.
1943 * output.h (default_exception_section, default_eh_frame_section):
1944 Move prototypes outside of macro guard.
1946 * crtstuff.c: Fix #endif comment.
1948 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1950 * doc/md.texi (movMM): Clarify semantics of storing into a
1951 non-paradoxical SUBREG.
1953 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1955 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1956 (lang_hook_default_get_alias_set): Move next to other alias
1958 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1959 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1960 (LANG_HOOKS_INITIALIZER): Add it.
1961 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1962 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1963 instead of a loop calling poplevel.
1965 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1967 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1968 occurrences of #elif with #if...#endif.
1970 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1972 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1974 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1976 * alias.c (can_address_p): No longer static.
1977 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1978 Return 0 if all parameters are default values.
1979 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1980 (adjust_address_1): Try harder to compute a size.
1981 * expr.c (expand_assignment, store_constructor): If can't address,
1982 set MEM_KEEP_ALIAS_SET_P.
1983 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1984 (store_field): Likewise.
1985 (store_constructor): Simplify call to store_constructor_field.
1986 * expr.h (can_address_p): New declaration.
1987 * gensupport.c (gen_rtx_CONST_INT): New function.
1988 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1989 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1990 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1992 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1994 2001-10-24 Christopher Faylor <cgf@redhat.com>
1996 * config/i386/cygwin.h: Use proper path for mingw crt files when
1999 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2001 * dwarf2out.c (file_info_cmp): Always return consistent results.
2003 2001-10-24 Roger Sayle <roger@eyesopen.com>
2005 * stmt.c (expand_end_case): Index jumptables from zero for
2006 suitably small values of minval.
2008 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2010 * stor-layout.c (place_union_field): If any field was aligned with
2011 attribute aligned, set record type's TYPE_USER_ALIGN.
2012 (place_field): Likewise.
2013 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2014 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2016 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2018 * c-common.h (struct c_common_identifier): Remove rid_code field.
2019 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2021 * c-typeck.c (constructor_designated): New local flag.
2022 (struct constructor_stack): Add "designated" field to match.
2023 (start_init): Clear it.
2024 (really_start_incremental_init, push_init_level): Push and
2026 (pop_init_level): Pop it.
2027 (set_designator): Set it.
2029 (pop_init_level): Suppress "missing initializer" warnings if
2030 constructor_designated is true.
2031 (process_init_element): Suppress warning about union
2032 initialization under traditional C, if constructor_designated
2035 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2037 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2040 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2042 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2044 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2046 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2047 the node was already a set to a constant.
2049 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2051 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2052 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2054 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2057 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2058 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2059 * s390.c (s390_final_chunkify): Don't use string concatenation.
2060 (s390_function_prologue, s390_function_epilogue): Const-ify.
2061 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2063 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2065 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2068 2001-10-23 Stan Shebs <shebs@apple.com>
2070 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2071 -traditional-cpp in first-stage compilation.
2073 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2075 * gensupport.c (target_flags): Add.
2077 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2079 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2081 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2082 * except.c (expand_builtin_frob_return_addr): Likewise.
2083 (expand_builtin_eh_return): Likewise.
2084 * stmt.c (expand_computed_goto): Likewise.
2085 * explow.c (memory_address): Likewise.
2086 (allocate_dynamic_stack_space): Clean up predicate testing.
2087 (probe_stack_range): Convert SIZE to Pmode.
2088 * calls.c (rtx_for_function_call): Only call convert_memory_address
2090 Pass function call operand as ptr_mode, not Pmode.
2091 * expr.c (expand_assignment): Clean up calls to convert_memory
2092 address by only doing so when needed and making offsets Pmode.
2093 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
2094 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
2095 is in Pmode, not ptr_mode.
2097 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2099 * darwin-protos.h (constructor_section, destructor_section,
2100 mod_init_section, mod_term_section): Prototype.
2101 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
2103 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
2105 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
2106 objc_section_init declaration.
2107 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
2108 (objc_section_init, try_section_alias): Make static.
2109 (alias_section): Make static and hide unused function.
2110 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
2112 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2114 * alias.c (can_address_p): Compnonents are not addressable if
2115 the containing type has alias set 0.
2116 (get_alias_set): Rework to use STRIP_NOPS.
2117 Only call front-end routine on object, type, or object with
2118 NOPs stripped, not inner values.
2119 Use language hook to call front-end routine.
2120 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
2121 (expand_builtin_apply): Call set_mem_align on MEMs we make.
2122 Don't pass alignment to emit_block_move.
2123 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
2124 (expand_builtin_memset): Likewise, but for clear_storage.
2125 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
2126 and remove C++ specific parts.
2127 * c-common.h (c_common_get_alias_set): Add declaration.
2128 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
2129 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
2130 (save_fixed_argument_area): Call set_mem_align.
2131 Remove alignment in call to emit_block_move.
2132 (emit_library_call_value_1, store_one_arg): Likewise.
2133 (target_for_arg): Remove; disabled long ago.
2134 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
2135 once and similar cleanups.
2136 (offset_address): Use proper introductory comment.
2137 * expr.c (emit_block_move): Use alignment from that of MEM args, not
2138 from explicit operand; all callers changed.
2139 (clear_storage): Likewise.
2140 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
2141 (store_field): Remove kludge on alias set used for to_rtx.
2142 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
2143 (expand_expr_unaligned): Call set_mem_attributes instead of
2145 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
2146 * function.c (assign_stack_temp_for_type): Set MEM alignment.
2147 (expand_function_end): Track MEM attributes of trampolines.
2148 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
2149 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
2150 attributes from original.
2151 * langhooks.c (lang_hook_default_get_alias_set): New function.
2152 (hook_get_alias_set_0): New function.
2153 * langhooks.h (hook_get_alias_set_0): New declaration.
2154 (lang_hook_default_get_alias_set): Likewise.
2155 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
2156 * reload1.c (alter_reg): Use adjust_address_nv.
2157 * rtl.c (get_mode_alignment): Moved to here.
2158 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
2159 change default if unknown from 1 to BITS_PER_UNIT.
2160 * stor-layout.c (get_mode_alignment): Remove from here.
2161 * toplev.h (struct lang_hoks): Add get_alias_set field.
2162 * tree.h (lang_get_alias_set): Delete declaration.
2163 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
2164 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
2165 (ix86_va_arg): Likewise.
2166 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
2167 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2168 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2169 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2170 (expand_block_move_mem): Remove dead code.
2172 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
2174 * c-common.c (warn_div_by_zero): New.
2175 * c-common.h (warn_div_by_zero): New.
2176 * c-decl.c (c_decode_option): Take it on the command line.
2177 * c-typeck.c (build_binary_op): Warn about division by zero.
2178 * doc/invoke.texi: Document the new command line option, fix
2179 documentation of -Wmultichar.
2180 * testsuite/gcc.dg/divbyzero.c: New tests.
2181 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
2183 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2185 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
2187 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
2188 to avoid update_life_info call.
2189 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
2190 * cfgcleanup.c (bb_flags): New enum.
2191 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
2192 (notice_new_block, update_forwarder_flag): New functions.
2193 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
2194 (try_forward_edges): Likewise; update flags.
2195 (merge_blocks): Likewise.
2196 (outgoing_edges_match): Likewise.
2197 (try_crossjump_to_edge): Likewise.
2198 (try_optimize_cfg): Likewise; initialize and clear the flags;
2199 recompute life info if needed.
2200 (cleanup_cfg): No need to clear aux pointers.
2202 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
2204 * config/i386/i386.c (override_options): Default to minimum
2205 stack alignment when optimizing for code size.
2206 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
2209 * config/i386/i386.c (override_options): Set upper limit of
2210 -mpreferred-stack-boundary to 12.
2212 2001-10-22 Zack Weinberg <zack@codesourcery.com>
2214 * recog.c (peephole2_optimize): Add default case to switch.
2216 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
2218 * doc/gcc.texi (Sending Patches): Remove.
2220 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
2222 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
2223 fields when comparing.
2225 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
2228 * arm.c (HOST_INT, HOST_UINT): Likewise.
2230 2001-10-22 Stan Shebs <shebs@apple.com>
2232 * config/darwin-protos.h (darwin_exception_section): Declare.
2233 (darwin_eh_frame_section): Declare.
2235 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2237 * i386.md (movti_rex64): Fix mode.
2239 2001-10-22 Stan Shebs <shebs@apple.com>
2241 * target.h (struct gcc_target): Add asm_out.exception_section,
2242 asm_out.eh_frame_section.
2243 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
2244 (TARGET_ASM_EH_FRAME_SECTION): New.
2245 (TARGET_INITIALIZER): Update.
2246 * output.h (default_exception_section): Declare.
2247 (default_eh_frame_section): Declare.
2248 * dwarf2out.c: Include target.h.
2249 (output_call_frame_info): Call target hook for eh frames.
2250 (default_eh_frame_section): New function.
2251 * except.c: Include target.h.
2252 (output_function_exception_table): Call target hook for exception
2254 * varasm.c (default_exception_section): Rename from
2255 exception_section, remove EXCEPTION_SECTION macro.
2257 * config/darwin.h (darwin_eh_frame_section): New function.
2258 (EXCEPTION_SECTION): Remove.
2259 (TARGET_ASM_EXCEPTION_SECTION): Define.
2260 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
2261 (nextstep_exception_section): New function.
2262 (nextstep_eh_frame_section): New function.
2263 (TARGET_ASM_EXCEPTION_SECTION): Define.
2264 (TARGET_ASM_EH_FRAME_SECTION): Define.
2266 * config/pa/som.h (EXCEPTION_SECTION): Remove.
2267 (TARGET_ASM_EXCEPTION_SECTION): Define.
2268 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
2269 (EXCEPTION_SECTION): Remove.
2270 (TARGET_ASM_EXCEPTION_SECTION): Define.
2271 * config/stormy16/stormy16.h: Remove comments referencing
2272 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
2274 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
2275 TARGET_ASM_EH_FRAME_SECTION.
2277 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
2279 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
2282 * c-format.c: Fix spelling typo in comment.
2284 * sched-int.h: Fix typo in GCC preamble.
2286 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2289 * doc/invoke.texi: Remove references to -fdump-translation-unit.
2291 2001-10-22 Richard Henderson <rth@redhat.com>
2293 * config/i386/i386.c (ix86_expand_clear): New.
2294 * config/i386/i386-protos.h: Declare it.
2295 * config/i386/i386.md (setcc peep2s): Use it.
2296 (movsi_xor): Unexport.
2298 2001-10-22 Richard Henderson <rth@redhat.com>
2300 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
2301 free_EXPR_LIST_list for LOG_LINKS.
2303 2001-10-21 Robert Lipe <robertlipe@usa.net>
2305 * config/i386/i386.c (sco_asm_named_section): Delete.
2306 (sco_asm_out_constructor): Delete.
2307 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
2308 (ASM_OUTPUT_DOUBLE_INT): Likewise.
2309 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
2310 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
2311 (EXCEPTION_SECTION): Delete EH scn renaming hack.
2313 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2315 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
2316 and/or fold extra calls into fewer ones.
2317 * collect2.c (dump_file): Likewise.
2318 * cppexp.c (parse_number): Likewise.
2319 * cpplex.c (_cpp_lex_direct): Likewise.
2320 * final.c (output_asm_insn, asm_fprintf): Likewise.
2321 * fix-header.c (inf_scan_ident, main): Likewise.
2322 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
2324 * fold-const.c (real_hex_to_f): Likewise.
2325 * gen-protos.c (parse_fn_proto): Likewise.
2326 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
2327 * genrecog.c (change_state, write_action): Likewise.
2328 * gensupport.c (shift_output_template): Likewise.
2329 * local-alloc.c (requires_inout): Likewise.
2330 * mips-tfile.c (IS_ASM_IDENT): Likewise.
2331 * protoize.c (is_id_char, main): Likewise.
2332 * real.c (asctoeg): Likewise.
2333 * recog.c (asm_operand_ok): Likewise.
2334 * reload.c (find_reloads): Likewise.
2335 * scan.c (scan_identget_token): Likewise.
2336 * sched-vis.c (print_value): Likewise.
2337 * stringpool.c (ggc_alloc_string): Likewise.
2338 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
2339 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
2340 * tradcpp.c (rescan): Likewise.
2341 * tree.c (clean_symbol_name): Likewise.
2342 * varasm.c (decode_reg_name): Likewise.
2344 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
2345 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
2346 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
2347 * m88k.c (output_ascii): Likewise.
2348 * m88k.h (OVERRIDE_OPTIONS): Likewise.
2349 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
2350 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
2351 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
2353 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2355 * langhooks.c (lang_hook_default_do_nothing,
2356 lang_hook_default_decode_option): New defaults.
2357 * langhooks.h: Make hooks unconditional and non-NULL.
2358 * toplev.c (compile_file, toplev_main): Update.
2359 * toplev.h: Update comments.
2360 * objc/objc-act.c (lang_hooks): Update to new paradigm.
2362 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2364 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
2366 * system.h (IN_RANGE): New macro.
2368 2001-10-21 Zack Weinberg <zack@codesourcery.com>
2370 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
2371 INTLDEPS variable, which does not include $LIBICONV.
2372 * Makefile.in: Use INTLDEPS in LIBDEPS.
2373 * configure: Regenerate.
2375 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
2377 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
2378 * cpplex.c (lex_percent, lex_dot): Remove.
2379 (get_effective_char, skip_block_comment, skip_line_comment,
2380 parse_identifier_slow, parse_number, parse_string, save_comment,
2381 _cpp_lex_direct): Update to do lookback freely.
2382 (IF_NEXT_IS, BACKUP): New macros.
2383 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
2384 * cppmacro.c (paste_tokens): Update.
2386 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
2388 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
2390 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
2392 * reload1.c (reload): Check CONSTANT_P before calling
2393 LEGITIMATE_PIC_OPERAND_P.
2394 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
2395 workaround of 2001-10-13.
2397 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2399 * i386.c (split_di): Handle splitting of DFmode.
2401 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2403 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
2404 (adjust_address_1, offset_address): Likewise.
2406 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
2407 (output_asm_insn): Call it for each line output.
2408 Don't record an operand more than once.
2410 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2411 * main.c: Include config.h and system.h, but not ansidecl.h.
2412 * Makefile.in (main.o): Update accordingly.
2414 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2416 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2418 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2420 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2421 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2423 (find_sub_basic_blocks): ... here;
2424 (find_many_sub_basic_blocks): New.
2425 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2427 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2429 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2431 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2433 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2434 * flow.c (update_life_info): Measure time.
2435 * c-decl.c: Include timevar.h
2436 (c_expand_body): Measure time.
2437 * toplev.c (rest_of_compilation): Measure time of mode switching
2439 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2441 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2442 (lang_independent_options): Add asynchronous-unwind-tables
2443 (toplev_main): flag_asynchronous_unwind_tables implies
2445 * flags.h (flag_asynchronous_unwind_tables): Declare.
2446 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2447 flag_asynchronous_unwind_tables.
2448 (output_call_frame_info): Likewise.
2449 * invoke.texi (-fasynchronous-unwind-tables): Document.
2450 * i386.c (optimization_options): Enable
2451 flag_asynchronous_unwind_tables.
2453 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2454 * i386.md (s* expanders): Destination is QImode.
2456 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2457 * rtl.h (clear_log_links): Kill.
2458 * flow.c (clear_log_links): Make static; accept blocks parameter;
2459 do no clear life info.
2460 (update_life_info): Call clear_log_links.
2462 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2464 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2466 * cpplex.c (handle_newline, skip_escaped_newlines,
2467 get_effective_char, skip_block_comment, skip_line_comment,
2468 parse_identifier_slow, parse_number, parse_string,
2469 _cpp_lex_direct): Update to do more stepping back.
2470 (trigraph_ok): Similarly. Rename trigraph_p.
2471 (SAVE_STATE, RESTORE_STATE): Remove.
2472 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2474 * cpplib.c (destringize): Rename destringize_and_run, and
2475 call run_directive directly.
2476 (_cpp_do__Pragma): Simplify.
2478 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2480 * pe.c (arm_pe_unique_section): Const-ify.
2481 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2482 (switch_to_section): Add static prototype.
2484 * output.h (drectve_section): Prototype.
2486 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2488 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2489 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2490 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2491 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2492 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2493 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2494 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2495 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2496 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2497 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2498 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2499 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2500 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2501 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2502 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2503 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2504 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2505 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2506 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2507 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2508 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2509 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2510 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2511 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2512 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2513 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2514 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2515 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2516 v850-*-*): Delete superflous ${cpu_type} setting.
2517 * config/linux.h: Delete svr4.h include.
2518 (SET_ASM_OP): Delete.
2519 * config/netware.h (INT_ASM_OP): Undef before define.
2520 * config/ptx4.h: Delete elfos.h include.
2521 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2522 * config/svr4.h: Delete elfos.h include. Update commentary.
2523 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2524 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2525 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2526 config/v850/v850.h: Delete svr4.h include.
2527 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2528 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2529 config/sparc/sysv4.h: Update includes.
2530 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2531 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2532 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2533 config/m88k/dguxbcs.h: Delete includes.
2534 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2535 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2536 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2538 * config/m88k/dgux.h: Delete include.
2539 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2541 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2542 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2543 * config/sh/elf.h: Update include.
2544 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2545 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2547 2001-10-19 Catherine Moore <clm@redhat.com>
2549 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2550 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2551 base and count fields.
2552 (stormy16_expand_builtin_va_start): last_reg_count changed to
2553 size_of_reg_args. Use count + size in first comparison.
2555 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2557 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2558 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2559 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2560 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2561 Set alignment from type if INDIRECT_REF.
2562 (adjust_address_1, offset_address): Simplify alignment compuitation.
2563 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2564 here; done by set_mem_attributes.
2566 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2568 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2569 * arm-protos.h (rdata_section, zero_init_section, common_section):
2571 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2572 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2573 traditional mode stringification.
2574 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2575 in macros controling its use.
2576 * rtlanal.c: Include tm_p.h.
2577 * varasm.c (asm_output_aligned_bss): Mark parameter with
2579 (assemble_constant_align, assemble_start_function, assemble_align,
2580 assemble_variable, assemble_trampoline_template,
2581 output_constant_def_contents): Wrap potentially empty if-stmt body
2584 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2586 * a29k-protos.h (literal_section): Prototype.
2587 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2588 * a29k.md: Ensure function pointers are prototyped.
2589 * genattrtab.c (write_eligible_delay): Mark parameter with
2592 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2594 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2595 * 1750a.c (print_operand): Fix format specifier warning.
2596 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2597 * 1750a.md: Likewise.
2598 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2599 * genemit.c (output_add_clobbers): Mark parameter with
2601 * genrecog.c (write_subroutine): Likewise.
2602 * integrate.c (expand_inline_function): Delete unused variable.
2603 * varasm.c (remove_from_pending_weak_list): Wrap with
2606 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2608 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2609 field is different to previous argument's neg field.
2611 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2613 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2615 * final.c (get_decl_from_op): New function.
2616 (output_asm_insn): Call it; write "*" when item with decl is address.
2618 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2620 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2621 about 64-bit support from the 3.0_branch version.
2623 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2625 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2626 USE_INCLUDED_LIBINTL when appropriate.
2627 * configure, config.in: Regenerate.
2628 * Makefile.in (datadir): Set to @datadir@.
2629 (intl.o): Also depend on $(CONFIG_H) and system.h.
2631 * intl.c: Factor out common gettext initialization sequence.
2632 (gcc_init_libintl): New function.
2633 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2634 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2635 off NLS. Add multiple include guard. No need to #ifdef-guard
2636 an #undef. Prototype gcc_init_libintl here.
2638 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2639 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2640 Use gcc_init_libintl.
2642 2001-10-19 Catherine Moore <clm@redhat.com>
2644 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2646 * config/stormy16/stormy16.c (stormy16_split_move): Make
2647 sure that REG_INC notes are present for auto_inc operands.
2649 2001-10-19 Andreas Jaeger <aj@suse.de>
2651 * configure: Regenerated.
2652 * configure.in: Add x86_64 to switch statements.
2654 2001-10-18 Richard Henderson <rth@redhat.com>
2656 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2657 address into $27 explicitly.
2658 (sibcall_value_osf_1): Likewise.
2660 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2662 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2663 (offset_address): New function.
2664 (free_emit_status): Free regno_decl.
2665 (init_emit): Pass proper number of elements to xcalloc.
2666 Allocate regno_decl.
2667 (mark_emit_status): Mark regno_decl values.
2668 * expr.c (highest_pow2_factor): New function.
2669 (expand_assigment): Use it and offset_address.
2670 Properly handle ptr_mode vs. Pmode in offset calculation.
2671 (store_constructor, expand_expr_unaligned): Likewise.
2672 (expand_expr, case COMPONENT_EXPR): Likewise.
2673 * expr.h (offset_address): New decl.
2674 * function.h (struct emit_status): Add regno_decl.
2675 (REGNO_DECL): New macro.
2676 * final.c (output_asm_name): Move in file and don't conditionalize
2677 on flag_print_asm_name.
2678 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2679 Output names of operands, if known.
2680 * function.c (assign_parms): Set REGNO_DECL.
2681 * integrate.c (integrate_decl_tree): Likewise.
2682 * stmt.c (expand_decl): Likewise.
2683 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2685 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2687 * attribs.c (handle_noinline_attribute): New function.
2688 (handle_used_attribute): Likewise.
2689 (c_common_attribute_table): Added noinline and used.
2690 * doc/extend.texi (Function Attributes): Document them.
2691 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2692 Warn when merging inline with attribute noinline.
2693 (start_decl, start_function): Warn if inline and attribute
2694 noinline appear in the same declaration.
2696 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2698 * config.gcc: Update c4x and i370 for C front end-specific
2700 * config/c4x/c4x-c.c: New.
2701 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2702 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2704 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2705 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2707 (c4x_init_pragma): Remove.
2708 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2709 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2710 c4x_pr_ignored): Move to c4x-c.c.
2711 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2712 * config/c4x/t-c4x: Update.
2713 * config/i370/i370-c.c: New.
2714 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2715 (i370_pr_map): Move to i370-c.c.
2716 * config/i370/t-i370: New.
2718 * doc/tm.texi: Update.
2720 2001-10-17 Stan Shebs <shebs@apple.com>
2722 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2723 typo fixes throughout.
2724 (machopic_output_stub): Remove some dead code.
2726 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2728 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2731 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2733 * Makefile.in (print-rtl.o): Depend on TREE_H.
2734 * alias.c (get_alias_set): Make two passes over objects to first
2735 see if inner object is access via restricted pointer.
2736 Defer allocating alias set for restricted pointer until here.
2737 Call find_placeholder with second arg nonzero.
2739 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2740 set for restricted pointer types.
2741 * emit-rtl.c (set_mem_attributes): Set more attributes.
2742 (set_mem_align, change_address, adjust_address_1): New functions.
2743 (change_address_1): Now static.
2744 (adjust_address, adjust_address_nv): Deleted.
2745 (replace_equiv_address): Call change_address_1.
2746 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2747 (find_placeholder): Get starting point from PLIST arg.
2748 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2749 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2750 (adjust_address, adjust_address_nv): New macros.
2751 * print-rtl.c (tree.h): New include.
2752 (print_rtx, case MEM): Print all memory attributes.
2754 2001-10-17 Richard Henderson <rth@redhat.com>
2756 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2758 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2760 * c-tree.texi: Eliminate duplicated word.
2761 * cpp.texi: Likewise.
2762 * install.texi: Likewise.
2763 * invoke.texi: Likewise.
2764 * tm.texi: Likewise.
2766 2001-10-17 Michael Collison <collison@isisinc.net>
2768 * dsp16xx.c: Fix comment formatting to match GNU standards.
2769 (dsp16xx_output_function_prologue): Change type of 'size'
2770 parameter from 'int' to HOST_WIDE_INT.
2771 (dsp16xx_output_function_epilogue): Change type of 'size'
2772 parameter from 'int' to HOST_WIDE_INT.
2774 2001-10-16 Richard Henderson <rth@redhat.com>
2776 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2777 * configure, config.in: Rebuild.
2779 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2780 (ix86_output_addr_diff_elt): New.
2781 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2782 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2783 (JUMP_TABLES_IN_TEXT_SECTION): New.
2784 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2785 * config/i386/i386-protos.h: Update.
2787 * config/i386/386bsd.h, config/i386/beos-elf.h,
2788 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2789 config/i386/i386-interix.h, config/i386/i386elf.h,
2790 config/i386/linux.h, config/i386/netbsd-elf.h,
2791 config/i386/netbsd.h, config/i386/openbsd.h,
2792 config/i386/ptx4-i.h, config/i386/rtemself.h,
2793 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2794 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2796 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2798 * stmt.c (expand_asm_operands): Update commentary.
2800 2001-10-16 Stan Shebs <shebs@apple.com>
2802 * config/darwin.h (GCC_NAME): Remove, no longer used.
2803 (NO_MATH_LIBRARY): Ditto.
2804 (MATH_LIBRARY): Define to emptiness.
2805 (DWARF2_DEBUGGING_INFO): Define.
2806 (PREFERRED_DEBUGGING_TYPE): Define.
2807 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2808 (EXCEPTION_SECTION): Define.
2809 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2810 * config/darwin.c (darwin_encode_section_info): Handle case of
2811 DECL_INITIAL being error_mark_node.
2813 2001-10-16 Richard Henderson <rth@redhat.com>
2815 * alpha.c (current_file_function_operand): Don't fail for profiling.
2816 (direct_call_operand): New.
2817 * alpha-protos.h: Declare it.
2818 * alpha.h (EXTRA_CONSTRAINT): Use it.
2819 (PREDICATE_CODES): Add it.
2820 (ASM_OUTPUT_MI_THUNK): Remove.
2821 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2822 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2824 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2826 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2827 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2829 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2831 * cfg.c (free_edge): Break out from ....
2832 (remove_edge): ... here.
2833 (clear_edges): Use free_edge.
2835 * att.h (ASM_QUAD): Add comment.
2836 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2838 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2840 * i386.c (split_ti): New function.
2841 (ix86_split_to_parts): Support TImodes.
2842 * i386.h (VALID_INT_MODE_P): Add TImode.
2843 * i386.md (movdi splitter): Fix.
2844 (movti): Support 64bit integer registers.
2845 (movti_rex64): New function and splitter.
2847 * i386.c (*_cost): Add movsx/movzx cost.
2848 * i386.h (struct processor_costs): Add movsx/movzx fields.
2849 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2850 64bit operations require split on 64bit machine.
2851 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2853 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2854 (ix86_expand_move): Avoid pushes of memory if size does not match;
2855 move long constants to register.
2856 (x86_initialize_trampoline): Fix mode.
2857 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2858 Use ASM_QUAD on 64bit.
2859 * i386.md (test pattern): Disallow impossible constants.
2860 (tablejump PIC expander): Fix emitting of sum.
2861 (movdicc_rex64): Rename to movdicc.
2862 * linux64.h (LINK_SPEC): Add missing '%'.
2864 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2866 * tree-inline.c (inlinable_function_p): Leave it up to the
2867 front-end to turn -finline-functions into DECL_INLINE set for all
2870 2001-10-16 Stan Shebs <shebs@apple.com>
2872 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2874 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2876 * recog.c: Formatting and comment typo fixes.
2878 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2879 version in single tree build.
2880 * configure: Regenerate.
2882 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2884 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2885 MODE arguments to gen_rtx and compare operand with const0_rtx.
2887 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2889 * system.h: Poison old unused target macros.
2890 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2891 * config/stormy16/stormy16.c: Update references to obsolete macros.
2892 * config/stormy16/stormy16.h: Similarly.
2893 * config/stormy16/stormy16.md: Similarly.
2894 * config/cris/cris.h: Similarly.
2896 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2898 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2899 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2900 cpp_register_pragma): Update accordingly.
2902 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2904 * c-pragma.h (cpp_register_pragma_space): Remove.
2905 * cpplib.h (cpp_register_pragma_space): Remove.
2906 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2907 (cpp_register_pragma_space): Remove.
2908 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2910 (do_pragma): Similarly.
2911 (_cpp_init_internal_pragmas): Don't register namespaces.
2913 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2914 Don't register namespaces.
2915 * cp/lex.c (init_cp_pragma): Similarly.
2916 * doc/tm.texi: Update.
2918 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2921 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2923 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2925 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2926 add scheduling support.
2927 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2928 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2929 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2932 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2934 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2935 missing CONSTANT_P test in core GCC.
2937 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2939 * cppmain.c (struct printer): New member source.
2940 (scan_translation_unit): Fix spacing at start of lines.
2941 (cb_line_change): Update.
2943 * gcc.dg/cpp/spacing2.c: New test.
2945 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2947 * config/cris/arit.c: Use __builtin_labs, not abs.
2949 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2951 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2952 misplaced sprintf and fprintf argument.
2954 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2956 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2957 * configure.in, Makefile.in: Take out obsolete check-po logic.
2958 * configure, config.in: Regenerate.
2960 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2962 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2963 symtab declarations.
2965 2001-10-12 Stan Shebs <shebs@apple.com>
2967 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2968 declarations of arguments and local variables.
2970 2001-10-12 Christopher Faylor <cgf@redhat.com>
2972 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2973 ENDFILE_SPEC definition.
2975 2001-10-12 Kazu Hirata <kazu@hxi.com>
2977 * gthr-dce.h: Fix comment formatting.
2978 * gthr-posix.h: Likewise.
2979 * gthr-single.h: Likewise.
2980 * gthr-solaris.h: Likewise.
2981 * gthr-vxworks.h: Likewise.
2982 * gthr-win32.h: Likewise.
2984 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2986 * final.c (output_asm_insn): Make sure assembly dialects are
2987 terminated, not nested. Output `|' and `}' characters if they
2988 don't appear inside assembly dialect selection.
2989 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2990 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2991 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2992 strsetsi_rex_1): Add {} braces.
2994 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2996 * toplev.c (compile_file): Ignore return value from yyparse.
2997 Always pop any nested binding levels after yyparse returns.
2999 2001-10-11 Richard Henderson <rth@redhat.com>
3001 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3003 2001-10-11 Richard Henderson <rth@redhat.com>
3005 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3006 fall back to add_AT_long_long for large CONST_INT.
3008 2001-10-11 Richard Henderson <rth@redhat.com>
3010 * config/i386/i386.md (setcc splitters): Add four splitters to
3011 simplify compound compares that simplify_comparison can't handle.
3013 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3015 * cpplex.c (digraph_spellings, token_spellings): Make static.
3017 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3019 * unroll.c (loop_iterations): Fixup last patch.
3021 2001-10-11 Richard Henderson <rth@redhat.com>
3023 * rtl.h (REG_VTABLE_REF): New.
3024 * rtl.c (reg_note_name): Add it.
3025 * combine.c (distribute_notes): Handle it.
3026 * final.c (final_scan_insn): Handle it.
3027 * tree.def (VTABLE_REF): New.
3028 * expr.c (expand_expr): Handle it.
3029 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3030 * output.h: Declare them.
3032 2001-10-11 Richard Henderson <rth@redhat.com>
3034 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3037 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3039 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3040 available in 64-bit mode.
3042 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3044 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3045 cris-*-linux* cases.
3046 * config/cris/cris-protos.h: New file.
3047 * config/cris/cris.c: New file.
3048 * config/cris/cris.h: New file.
3049 * config/cris/cris.md: New file.
3050 * config/cris/linux.h: New file.
3051 * config/cris/aout.h: New file.
3052 * config/cris/arit.c: New file.
3053 * config/cris/cris_abi_symbol.c: New file.
3054 * config/cris/mulsi3.asm: New file.
3055 * config/cris/t-aout: New file.
3056 * config/cris/t-cris: New file.
3057 * config/cris/t-elfmulti: New file.
3058 * config/cris/t-linux: New file.
3059 * doc/invoke.texi: Add CRIS options.
3060 * doc/install.texi (Specific): Add blurb for CRIS.
3062 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3064 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3066 * config/float/i32.h: Likewise.
3067 * config/float-i386.h: Likewise.
3068 * config/float-i64.h: Likewise.
3069 * config/float-m68k.h: Likewise.
3070 * config/float-sh.h: Likewise.
3071 * config/float-sparc.h: Likewise.
3073 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3075 * doc/contrib.texi: Add note about CRIS port to my entry.
3077 2001-10-11 Kazu Hirata <kazu@hxi.com>
3079 * basic-block.h: Fix formatting.
3080 * bitmap.h: Likewise.
3081 * cpplib.h: Likewise.
3082 * c-tree.h: Likewise.
3083 * diagnostic.h: Likewise.
3084 * flags.h: Likewise.
3086 * longlong.h: Likewise.
3088 * reload.h: Likewise.
3092 2001-10-10 Richard Henderson <rth@redhat.com>
3094 * c-parse.in (asm_operand): Allow named operands.
3095 * genconfig.c (max_recog_operands): Set to 29.
3096 * local-alloc.c (requires_inout): Skip multiple digits.
3097 * recog.c (asm_operand_ok): Likewise.
3098 (preprocess_constraints): Use strtoul for matching constraints.
3099 (constrain_operands): Likewise.
3100 * regmove.c (find_matches): Likewise.
3101 * reload.c (find_reloads): Likewise.
3102 * stmt.c (parse_output_constraint): Don't reject in-out
3103 constraint on operands > 9. Reject '[' in constraint.
3104 (expand_asm_operands): Handle named operands. Use strtoul
3105 for matching constraints.
3106 (check_operand_nalternatives): Split out from expand_asm_operands.
3107 (check_unique_operand_names): New.
3108 (resolve_operand_names, resolve_operand_name_1): New.
3110 * doc/extend.texi (Extended Asm): Document named operands.
3111 * doc/md.texi (Simple Constraints): Document matching constraints
3114 2001-10-10 Richard Henderson <rth@redhat.com>
3116 * combine.c (try_combine): Handle a SEQUENCE of one insn.
3118 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
3119 (jcc splitters): Add two splitters to simplify compound compares
3120 that simplify_comparison can't handle.
3122 2001-10-10 Richard Henderson <rth@redhat.com>
3124 * langhooks.c: Include langhooks.h.
3125 * Makefile.in (langhooks.o): Depend on it.
3127 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
3129 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
3130 should not be considered as a no-op.
3131 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
3133 2001-10-10 Stan Shebs <shebs@apple.com>
3135 * alias.c: Remove uses of "register" specifier in declarations
3136 of arguments and local variables.
3137 * c-common.c: Ditto.
3138 * c-convert.c: Ditto.
3140 * c-format.c: Ditto.
3141 * c-semantics.c: Ditto.
3142 * c-typeck.c: Ditto.
3143 * caller-save.c: Ditto.
3146 * cfgbuild.c: Ditto.
3148 * collect2.c: Ditto.
3152 * cppfiles.c: Ditto.
3155 * defaults.h: Ditto.
3157 * dwarf2out.c: Ditto.
3158 * dwarfout.c: Ditto.
3159 * emit-rtl.c: Ditto.
3164 * fix-header.c: Ditto.
3165 * floatlib.c: Ditto.
3167 * fold-const.c: Ditto.
3168 * function.c: Ditto.
3171 * gen-protos.c: Ditto.
3172 * genattrtab.c: Ditto.
3173 * gencheck.c: Ditto.
3174 * genconfig.c: Ditto.
3176 * genextract.c: Ditto.
3177 * genflags.c: Ditto.
3178 * gengenrtl.c: Ditto.
3179 * genoutput.c: Ditto.
3181 * genrecog.c: Ditto.
3182 * gensupport.c: Ditto.
3186 * haifa-sched.c: Ditto.
3187 * hard-reg-set.h: Ditto.
3189 * integrate.c: Ditto.
3192 * local-alloc.c: Ditto.
3194 * mips-tdump.c: Ditto.
3195 * mips-tfile.c: Ditto.
3198 * print-rtl.c: Ditto.
3199 * read-rtl.c: Ditto.
3202 * reg-stack.c: Ditto.
3203 * regclass.c: Ditto.
3208 * resource.c: Ditto.
3212 * sched-deps.c: Ditto.
3213 * sched-rgn.c: Ditto.
3215 * simplify-rtx.c: Ditto.
3217 * stor-layout.c: Ditto.
3224 * xcoffout.c: Ditto.
3226 2001-10-10 Richard Henderson <rth@redhat.com>
3228 * rtl.h (can_reverse_comparison_p): Remove.
3230 2001-10-10 Christopher Faylor <cgf@redhat.com>
3232 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
3235 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3237 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
3238 (Thanks to Chris Faylor for suggesting macro name).
3239 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
3241 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
3242 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
3243 (MATH_LIBRARY): Undef before definition.
3244 (OUTPUT_QUOTED_STRING): Likewise.
3245 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
3247 2001-10-10 Richard Henderson <rth@redhat.com>
3249 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
3250 (fde_unencoded_compare): Likewise. Don't use subtraction to get
3251 a tristate comparison value.
3252 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
3254 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3257 * unroll.c (loop_iterations): Ignore insns generated by loop
3260 * config.gcc (mips*-*-gnu*): Delete support.
3261 * config/mips/gnu.h: Remove.
3263 2001-10-10 Kazu Hirata <kazu@hxi.com>
3265 * calls.c: Fix formatting.
3266 * c-decl.c: Likewise.
3267 * cfgcleanup.c: Likewise.
3268 * combine.c: Likewise.
3269 * cppfiles.c: Likewise.
3270 * cpplib.c: Likewise.
3271 * cppmacro.c: Likewise.
3272 * crtstuff.c: Likewise.
3274 * dwarf2out.c: Likewise.
3275 * expmed.c: Likewise.
3277 * fold-const.c: Likewise.
3278 * function.c: Likewise.
3280 * genattrtab.c: Likewise.
3281 * ggc-page.c: Likewise.
3282 * integrate.c: Likewise.
3283 * libgcc2.c: Likewise.
3285 * optabs.c: Likewise.
3286 * profile.c: Likewise.
3287 * protoize.c: Likewise.
3289 * recog.c: Likewise.
3290 * reload1.c: Likewise.
3291 * reload.c: Likewise.
3292 * reorg.c: Likewise.
3293 * resource.c: Likewise.
3294 * sched-rgn.c: Likewise.
3295 * sdbout.c: Likewise.
3297 * toplev.c: Likewise.
3298 * varasm.c: Likewise.
3300 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
3302 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
3303 * Makefile.in (langhooks.o): Add dependencies.
3305 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
3307 * rs6000.c (rs6000_emit_load_toc_table): Don't
3308 strdup the toc label.
3309 (create_TOC_reference): Likewise.
3311 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3313 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
3316 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
3318 * config/i386/i386.c (ix86_attribute_table): Correct
3319 min_len, max_len fields for dllimport, dllexport and shared.
3321 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
3323 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
3324 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
3325 Consistently use "nonzero" instead of "non-zero".
3327 2001-10-09 Kazu Hirata <kazu@hxi.com>
3329 * acconfig.h: Fix comment formatting.
3330 * c-dump.h: Likewise.
3331 * c-tree.h: Likewise.
3332 * conditions.h: Likewise.
3334 * function.h: Likewise.
3336 * hwint.h: Likewise.
3337 * integrate.h: Likewise.
3340 * optabs.h: Likewise.
3342 2001-10-09 Kazu Hirata <kazu@hxi.com>
3344 * c-common.h: Fix comment formatting.
3345 * c-dump.c: Likewise.
3347 * diagnostic.h: Likewise.
3348 * except.c: Likewise.
3350 * gcov-io.h: Likewise.
3351 * genattrtab.c: Likewise.
3352 * output.h: Likewise.
3353 * predict.h: Likewise.
3354 * reload1.c: Likewise.
3355 * reload.h: Likewise.
3356 * resource.h: Likewise.
3358 * system.h: Likewise.
3360 * tree-inline.c: Likewise.
3361 * tsystem.h: Likewise.
3362 * varasm.c: Likewise.
3363 * xcoffout.h: Likewise.
3365 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3367 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
3369 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
3371 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
3372 config/i386/i386elf.h, config/i386/netbsd-elf.h,
3373 config/i386/netware.h, config/mcore/gfloat.h,
3374 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
3375 config/netware.h, gccbug.in: Update FSF address.
3377 2001-10-09 Kazu Hirata <kazu@hxi.com>
3379 * c-common.c: Fix comment typos.
3380 * cfgrtl.c: Likewise.
3381 * collect2.c: Likewise.
3382 * cpplex.c: Likewise.
3383 * doloop.c: Likewise.
3384 * dwarf2out.c: Likewise.
3385 * dwarfout.c: Likewise.
3387 * fold-const.c: Likewise.
3391 * global.c: Likewise.
3392 * ifcvt.c: Likewise.
3394 * optabs.c: Likewise.
3395 * protoize.c: Likewise.
3396 * regclass.c: Likewise.
3397 * reorg.c: Likewise.
3401 * doc/cpp.texi: Likewise.
3402 * doc/c-tree.texi: Likewise.
3403 * doc/extend.texi: Likewise.
3404 * doc/invoke.texi: Likewise.
3405 * doc/objc.texi: Likewise.
3406 * doc/tm.texi: Likewise.
3408 2001-10-08 Richard Henderson <rth@redhat.com>
3410 * varasm.c (set_named_section_flags): Initialize "declared".
3412 2001-10-08 Robert Lipe <robertlipe@usa.net>
3414 * varasm.c (struct in_named_entry): Add declared.
3415 (named_section_first_declaration): New function.
3416 (default_elf_asm_named_section): Use it.
3417 * output.h (named_section_first_declaration): New.
3419 2001-10-08 Richard Henderson <rth@redhat.com>
3421 * i386.md (movsi_xor): Export.
3422 (setcc peep2): Use it when available; add an alternative to
3423 match zero_extendhisi2_and.
3425 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3427 * romp-protos.h (romp_initialize_trampoline): New function.
3428 * romp.c (romp_initialize_trampoline): Likewise.
3429 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3430 romp_initialize_trampoline.
3432 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3435 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3436 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3437 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3439 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3441 * unroll.c (loop_iterations): Extend check for multiple back edges.
3443 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3445 * langhooks.h: New file.
3446 * Makefile.in (OBJS): Added langhooks.o.
3447 (c-lang.o): Depend on langhooks.h.
3448 (c-common.o): Don't depend on tree-inline.h.
3449 (tree-inline.o): Depend on toplev.h.
3450 (langhooks.o): New rule.
3451 * c-common.c: Don't include tree-inline.h.
3452 (c_mark_lang_decl): Mark argument c as unused.
3453 (c_common_lang_init): Don't initialize hooks here.
3454 * c-lang.c: Include langhooks.h, then override some macros.
3455 (lang_hooks): Initialize with macros in langhooks.h.
3456 (c_init): Don't initialize hooks here.
3457 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3458 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3459 * tree-inline.c: Include toplev.h. Don't define hook variables.
3460 * tree-inline.h: Don't define hook types nor declare hook
3461 variables. Move macros to...
3462 * langhooks.c: ... new file, as functions. Adjust all callers.
3464 2001-10-08 Jeffrey A Law <law@cygnus.com>
3466 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3467 purge_mem_unchanging_flag on all instructions, not just on those
3468 before NOTE_INSN_FUNCTION_BEG.
3470 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3472 * cppmacro.c (_cpp_create_definition): Leave comments off.
3474 * doc/cpp.texi: Update.
3476 2001-10-08 DJ Delorie <dj@redhat.com>
3478 * c-decl.c (grokfield): Make sure the only unnamed fields
3479 we're allowing are either structs or unions.
3480 * doc/extend.texi: Add documentation for the unnamed field
3483 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3485 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3486 * configure.in: Use it.
3487 * configure: Regenerated.
3488 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3489 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3491 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3493 * cppfiles.c (open_file): Don't mark zero-length files
3494 never-reread here. Don't output diagnostics here either.
3495 (stack_include_file): Mark them never-reread here.
3496 (_cpp_read_file): Update.
3498 2001-10-08 Richard Henderson <rth@redhat.com>
3500 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3502 2001-10-08 Richard Henderson <rth@redhat.com>
3504 * expr.c (store_expr): When converting a CONST_INT for storage
3505 in a SUBREG, convert it to both SUBREG modes before stripping
3508 2001-10-08 Richard Henderson <rth@redhat.com>
3510 * varasm.c (restore_varasm_status): New.
3511 * function.h: Declare it.
3512 * function.c (pop_function_context_from): Call it.
3514 2001-10-08 Richard Henderson <rth@redhat.com>
3516 * c-common.h (struct c_lang_decl): Add declared_inline.
3517 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3518 * c-lang.c (c_disregard_inline_limits): Use it.
3519 * c-decl.c (duplicate_decls): Likewise.
3520 (pushdecl, redeclaration_error_message): Likewise.
3521 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3522 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3523 Set DECL_INLINE if -finline-functions.
3524 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3526 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3528 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3529 in enter_macro_context. Create a padding token in its own context
3530 if necessary when the search for '(' fails.
3531 (enter_macro_context): Update.
3533 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3535 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3536 genmultilib, toplev.c: Fix spelling errors of "separate" as
3537 "seperate", and corresponding spelling errors of related words.
3539 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3542 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3544 * c-dump.c (dump_option_value_info): Likewise.
3545 * c-format.c (format_length_info, format_char_info,
3546 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3547 * collect2.c (names): Likewise.
3548 * cppdefault.h (default_include): Likewise.
3549 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3550 * flow.c (life_analysis): Likewise.
3551 * gcc.c (dir_separator_str, modify_target, option_map,
3552 target_option_translations, spec_list_1, extra_specs_1,
3553 init_spec): Likewise.
3554 * gcov.c (gcov_version_string): Likewise.
3555 * genattr.c (write_units): Likewise.
3556 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3557 * gengenrtl.c (rtx_definition, defs): Likewise.
3558 * genrecog.c (pred_table): Likewise.
3559 * global.c (global_alloc): Likewise.
3560 * lcm.c (optimize_mode_switching): Likewise.
3561 * local-alloc.c (find_free_reg): Likewise.
3562 * params.h (param_info): Likewise.
3563 * predict.c (predictor_info): Likewise.
3564 * protoize.c (unexpansion_struct): Likewise.
3565 * real.c (bmask): Likewise.
3566 * recog.h (insn_operand_data, insn_data): Likewise.
3567 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3568 * stmt.c (expand_nl_goto_receiver): Likewise.
3569 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3570 target_switches, target_options): Likewise.
3571 * tradcif.y (token, tokentab2, yylex): Likewise.
3572 * tree.h (attribute_spec): Likewise.
3574 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3576 * arc.c (arc_output_function_epilogue): Likewise.
3577 * arm.c (processors, all_cores, all_architectures,
3578 arm_override_options, isr_attribute_arg, isr_attribute_args,
3579 arm_isr_value): Likewise.
3580 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3582 * c4x.c (c4x_int_reglist): Likewise.
3583 * d30v.c (override_options): Likewise.
3584 * h8300.c (shift_insn): Likewise.
3585 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3586 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3587 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3588 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3589 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3590 * i386.h (processor_costs, ix86_cost): Likewise.
3591 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3592 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3593 * m68k.c (codes_68881, codes_FPA): Likewise.
3594 * m88k.c (mode_from_align, max_from_align, all_from_align,
3595 best_from_align, m_options): Likewise.
3596 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3597 * mcore.c (mode_from_align): Likewise.
3598 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3599 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3600 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3601 * mips.h (mips_regno_to_class): Likewise.
3602 * ns32k.c (scales): Likewise.
3603 * pa.c (import_string, magic_milli): Likewise.
3604 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3605 * sparc.c (leaf_reg_remap, sparc_override_options,
3606 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3608 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3610 2001-10-07 Dale Johannesen <dalej@apple.com>
3612 * reload1.c (reload_reg_free_p): Teach register interference
3613 checking that multiple output reloads are emitted in
3615 reload1.c (reload_reg_reaches_end_p): Ditto.
3616 reload1.c (reloads_conflict): Ditto.
3618 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3620 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3621 NULL_TREE inside @code.
3623 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3625 * doc/gcc.texi: Document consistent style of "32-bit",
3626 "Objective-C", and "@code{NULL}".
3628 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3630 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3631 (cpp_token_len, cpp_spell_token, cpp_output_token,
3632 _cpp_equiv_tokens): Handle it.
3633 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3634 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3635 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3638 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3640 * gcc.c (default_compilers): Remove .ada.
3642 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3644 * doc/cppinternals.texi: Update.
3646 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3648 * gcc.c (main): Set this_file_error if the appropriate
3649 compiler for a language has not been installed.
3651 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3653 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3655 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3657 * gccbug.in (CATEGORIES): Add ada.
3659 2001-10-05 Catherine Moore <clm@redhat.com>
3661 * config/stormy16/stormy-abi: Document abi changes.
3662 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3663 (ICALL_REGS): New register class.
3664 (NUM_ARGUMENT_REGISTERS): Now 6.
3665 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3667 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3668 * config/stormy16.md (call_internal, call_value_internal,
3669 indirect_jump): Use new 'z' constraint.
3671 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3673 * doc/cppinternals.texi: Update.
3675 2001-10-05 Richard Henderson <rth@redhat.com>
3677 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3678 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3679 the gas section-name-as-label feature.
3681 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3683 * doc/cppinternals.texi: Update.
3685 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3687 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3688 to ensure valid SImode constants.
3690 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3692 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3693 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3694 * c-decl.c: Include tree-inline.h.
3695 (c_expand_body): Call optimize_inline_calls. Determine whether
3696 a function is inlinable upfront, and only clear
3697 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3698 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3699 (c_disregard_inline_limits): New function.
3700 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3701 (c_post_options): Enable tree inlining if inlining is enabled.
3702 Don't inline trees when instrumenting functions.
3703 (c_init): Initialize lang_disregard_inline_limits and
3704 lang_cannot_inline_tree_fn.
3705 * tree-inline.c (initialize_inlined_parameters): Handle calls
3706 with fewer arguments than declared parameters, and fewer
3707 parameters than passed arguments. Don't assume value is a
3709 (declare_return_variable): Convert return value back to the
3710 original type, if it was promoted.
3711 (tree_inlinable_function_p): New function.
3712 (inlinable_function_p): Don't look at DECL_INLINE if we're
3713 inlining all functions. Make it work with a NULL id.
3714 Re-check DECL_UNINLINABLE after language-specific checks.
3715 * tree-inline.h (tree_inlinable_function_p): Declare it.
3716 * integrate.c (save_for_inline): Don't bother to prepare argvec
3718 * cse.c (check_for_label_ref): Don't check deleted labels.
3720 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3721 * tree-inline.c: Include headers needed for the functions moved in.
3722 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3723 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3724 (copy_body, initialize_inlined_parameters): Likewise.
3725 (declare_return_variable, inlinable_function_p): Likewise.
3726 (expand_call_inline, expand_calls_inline): Likewise.
3727 (optimize_inline_calls, clone_body): Likewise.
3728 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3729 (copy_tree_r, remap_save_expr): Likewise.
3731 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3733 * Makefile.in (OBJS): Added tree-inline.o.
3734 (c-common.o): Depend on tree-inline.h.
3735 (tree-inline.o): New target.
3736 * c-common.c: Include tree-inline.h.
3737 (c_mark_lang_decl): Don't mark saved_tree.
3738 (c_common_lang_init): Set lang_anon_aggr_type_p.
3739 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3740 (struct c_lang_decl): Moved saved_tree to tree_decl.
3741 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3742 * integrate.h (function_attribute_inlinable_p): Declare it.
3743 * integrate.c (function_attribute_inlinable_p): Export it.
3744 * tree-inline.c: New file. Define variables declared in...
3745 * tree-inline.h: New file. Declare functions to be moved to
3746 tree-inline.c. Define macros and declare types and hooks for
3747 language-specific tree inlining.
3748 (flag_inline_trees): Moved definition from cp/decl2.c.
3749 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3750 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3751 (struct tree_decl): Moved saved_tree from c_lang_decl and
3752 inlined_fns from C++'s lang_decl.
3754 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3756 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3757 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3759 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3761 * doc/cppinternals.texi: Update.
3763 2001-10-04 Eric Christopher <echristo@redhat.com>
3765 * config/mips/mips.c (init_cumulative_args): Remember to set
3767 * config.gcc: Redo linux configuration. Add target_cpu_default
3768 of soft-float to all mipsisa32 combinations and tx39.
3769 * config/mips/linux.h: Remove include of mips.h.
3771 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3773 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3774 HOST_LDFLAGS and HOST_CPPFLAGS.
3776 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3778 * c-parse.in (objc_inherit_code, objc_pq_context,
3779 objc_public_flag): Make static.
3780 (objc_interface_context, objc_implementation_context,
3781 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3782 global tree array in objc/objc-act.[ch].
3783 (methoddef): Remove unnecessary code.
3785 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3786 Hoist struct definitions to objc-act.h.
3787 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3788 cat_count): Place declaration in objc-act.h.
3789 (objc_tree_index): Move enumeration to objc-act.h.
3790 (objc_global_trees): Place declaration and macro accessors in
3792 (implementation_context): Remove duplicate; use
3793 objc_implementation_context instead:
3794 (method_context): Remove duplicate; use objc_method_context
3796 (objc_ellipsis_node, objc_method_prototype_template,
3797 implemented_classes, function_type): Move global vars to
3799 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3800 (build_message_expr): Move actual construction of ObjC message
3801 send nodes to finish_message_expr.
3802 (finish_message_expr): New routine, contains code formerly in
3804 * objc/objc-act.h (finish_message_expr): New prototype.
3805 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3806 declarations; these vars are now part of objc_global_trees.
3807 (objc_tree_index, objc_global_trees): Move definitions from
3809 * objc/objc-tree.def: Update copyright info.
3811 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3813 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3815 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3816 only if TARGET_ARCH64.
3818 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3820 * doc/extend.texi: Fix some problems with previous checkin.
3821 * doc/invoke.texi: Likewise.
3823 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * cpphash.h: Update comments.
3826 (cpp_context): Update.
3827 (spec_nodes): Remove n__Pragma.
3828 * cppinit.c (cpp_create_reader): Update.
3829 (builtin_array): Add _Pragma.
3830 * cpplib.h: Update comments.
3831 (NODE_DISABLED, BT_PRAGMA): New.
3832 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3833 * cppmacro.c (struct cpp_macro): Remove disabled.
3834 (builtin_macro): Return int, handle _Pragma, push the new token
3835 on the context stack.
3836 (funlike_invocation_p): Unconstify, update.
3837 (enter_macro_context): Handle builtins here.
3838 (replace_args, push_token_context, push_ptoken_context):
3839 Update for prototype changes.
3840 (_cpp_pop_context): Update.
3841 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3842 (cpp_sys_macro_p): Update.
3843 (_cpp_free_definition): Clear disabled flag.
3844 (_cpp_create_definition): Upate.
3845 * cppmain.c: Update comments.
3847 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3848 Andreas Jaeger <aj@suse.de>,
3849 Jan Hubicka <jh@suse.cz>
3851 * doc/invoke.texi (i386 Options): Document x86-64 options.
3852 (i386 and x86-64 Options): Rename i386 options section.
3854 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3855 (TARGET_SWITCHES): Add -munwind-info.
3856 (MASK_NO_UNWIND_INFO): New.
3857 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3859 (ASM_OUTPUT_DOUBLE_INT): New.
3861 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3862 * config.gcc: Fix tm_file settings for x86-64.
3863 * config/i386/x86-64.h: New file with OS independent x86-64
3865 * config/i386/biarch64.h: New file used to configure compiler
3866 to biarch/64bit compilation.
3868 * config/i386/i386.c: (override_options): Set flags default
3869 for 64bit compilation.
3871 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3873 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3874 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3875 constants on x86_64.
3876 (ix86_attr_length_immediate_default): Support MODE_DI.
3877 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3879 (indirect_jump, tablejump): Turn into expander.
3881 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3883 * c-common.c (c_format_attribute_table): Make format and
3884 format_arg attributes apply to function types rather than to
3886 (is_valid_printf_arglist): Construct an attribute list and pass
3887 that to check_function_format rather than a name.
3888 * c-common.h (check_function_format): Adjust prototype.
3889 * c-decl.c (duplicate_decls): Preserve attributes from type of
3890 built-in decl when allowing for harmless conflict in types.
3891 * c-format.c (record_function_format,
3892 record_international_format, function_format_list,
3893 international_format_info, international_format_list): Remove.
3894 (function_format_info): Remove next, name and assembler_name.
3895 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3896 (decode_format_attr): New.
3897 (handle_format_attribute): Handle receiving a type rather than a
3898 decl. Call decode_format_attr. Store format information in a
3899 function_format_info.
3900 (handle_format_arg_attribute): Correct comment. Handle receiving
3901 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3903 (check_format_info_recurse, check_format_info_main): Take argument
3904 numbers as unsigned HOST_WIDE_INT.
3905 (check_function_format): Take a list of attributes from the
3906 function type rather than a name or assembler name. Check for
3907 format attributes in that list and the attributes on the type of
3908 the current function rather than looking through
3909 function_format_list.
3910 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3912 (check_format_info_recurse): Take format_arg attributes from the
3913 type of the function calls rather than using
3914 international_format_list. Allow for multiple format_arg
3916 * c-typeck.c (build_function_call): Pass type attributes to
3917 check_function_format rather than name or assembler name. Don't
3918 require there to be a name or assembler name to check formats.
3920 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3922 * attribs.c (decl_attributes): Possibly call
3923 insert_default_attributes to insert default attributes on
3924 functions in a lazy manner.
3925 * builtin-attrs.def: New file; define the default format and
3926 format_arg attributes.
3927 * c-common.c (c_format_attribute_table): Move to earlier in the
3929 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3930 (enum built_in_attribute, built_in_attributes,
3931 c_attrs_initialized, c_init_attributes,
3932 c_common_insert_default_attributes): New.
3933 (c_common_lang_init): Don't initialize format_attribute_table. Do
3934 call c_init_attributes.
3935 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3936 * c-common.h (init_function_format_info): Don't declare.
3937 (c_common_insert_default_attributes): Declare.
3938 * c-decl.c (implicitly_declare, builtin_function): Call
3940 (init_decl_processing): Don't call init_function_format_info.
3941 (insert_default_attributes): New.
3942 * c-format.c (handle_format_attribute,
3943 handle_format_arg_attribute): Be quiet about inappropriate
3944 declaration when applying default attributes.
3945 (init_function_format_info): Remove.
3946 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3947 (insert_default_attributes): Declare.
3949 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3951 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3953 2001-10-01 Jim Wilson <wilson@redhat.com>
3955 * sched-deps.c (add_dependence): When elide conditional dependence,
3956 check that insn doesn't modify cond2.
3958 2001-10-01 Dale Johannesen <dalej@apple.com>
3960 * config/rs6000/rs6000.h (enum processor_type): Add support
3961 for 7400 (G4) and 7450.
3963 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3964 (rs6000_issue_rate): Ditto.
3965 (rs6000_adjust_cost): Fix cycle counts for compares.
3966 (debug_stack_info): Fix an obvious typo.
3967 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3968 * doc/invoke.texi: Document.
3969 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3971 (PROCESSOR_DEFAULT): Ditto.
3973 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3975 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3976 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3977 later recursive make invocation.
3979 2001-10-01 Hans Boehm <boehm@acm.org>
3981 * optabs.c (emit_libcall_block): When using non-call exceptions,
3982 don't add REG_LIBCALL reg notes to trapping calls.
3984 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3986 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3987 (propagate_one_insn): Update for above change
3989 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3991 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3992 _Unwind_GetTextRelBase): Argument is unused.
3994 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3996 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3997 Loop through NOPs, placeholders, and components.
3998 Don't go through NOPs if change mode.
3999 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4000 * emit-rtl.c (set_mem_alias_set): Enable check.
4001 * expr.c (find_placeholder): New function.
4002 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4003 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4004 to modify it and avoid unneeded copies.
4005 * expr.h (expand_expr): Always define.
4006 (find_placeholder): New declaration.
4008 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4010 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4011 operand 2 is the stack pointer.
4012 ("addr-peephole"): Fix address computation peephole when operand 2
4013 is the stack pointer.
4015 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4017 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4018 (ix86_setup_incoming_varargs): Likewise.
4020 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4022 * stor-layout.c (layout_type): Don't complain about too-large
4025 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4027 * function.c (keep_stack_depressed): Don't use delete_insn.
4029 * expr.h (set_mem_alias_set): Move decl to here.
4030 * rtl.h (mem_attrs): New typedef and struct.
4031 (union rtunion_def): Add field for mem_attrs.
4032 (X0MEMATTR, MEM_ATTRS): New macros.
4033 (MEM_ALIAS_SET): Use MEM_ATTRS.
4034 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4035 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4036 (set_mem_alias_set): Delete decl from here.
4038 * alias.c (set_mem_alias_set): Delete from here.
4039 * emit-rtl.c (mem_attrs_htab): New variable.
4040 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4041 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4042 (mem_attrs_mark, get_mem_attrs): Likewise.
4043 (gen_rtx_MEM): Clear MEM_ATTRS.
4044 (set_mem_attributes): Move to here.
4045 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4046 (init_emit_once): const_int_htab now deletable htab.
4047 Initialize mem_attrs_htab.
4048 * explow.c (set_mem_attributes): Delete from here.
4049 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4050 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4051 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4052 * reload1.c (reload): Rework changing REG to MEM.
4054 2001-09-30 H.J. Lu <hjl@gnu.org>
4056 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4057 * config.in: Rebuild.
4059 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4061 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4062 ("tsthi_1"): Avoid allocation in register y.
4063 ("*movqi_68hc12"): Reorganize and fix constraints.
4064 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4065 ("addqi3"): Likewise.
4066 ("addhi3"): Fix constraints.
4067 ("*logicalhi3_zexthi"): Disparage soft registers.
4069 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4071 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4074 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4076 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4077 that we use setjmp/longjmp exceptions.
4079 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4081 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4082 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
4083 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4084 _cpp_pool_alloc, _cpp_next_chunk): Remove.
4085 (_cpp_extend_buff, BUFF_ROOM): Update.
4086 (_cpp_append_extend_buff): New.
4087 (struct cpp_reader): Remove macro_pool, add a_buff.
4088 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
4090 (cpp_destroy): Free a_buff instead of macro_pool.
4091 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
4092 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4093 _cpp_pool_alloc, ): Remove.
4094 (parse_number, parse_string): Update use of _cpp_extend_buff.
4095 (_cpp_extend_buff): Update.
4096 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
4097 * cpplib.c (glue_header_name, parse_answer):
4098 Update use of _cpp_extend_buff.
4099 (cpp_register_pragma, cpp_register_pragma_space): Use
4101 (do_assert, do_unassert): Check for EOL, update.
4102 * cppmacro.c (stringify_arg, collect_args): Update to use
4103 _cpp_extend_buff and _cpp_append_extend_buff.
4104 (save_parameter, parse_params, alloc_expansion_token,
4105 _cpp_create_definition): Rework memory management.
4107 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
4109 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
4110 update md_exec_prefix.
4111 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
4114 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
4116 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
4117 (SELECT_CC_MODE): Use s390_select_ccmode.
4118 * config/s390/s390-protos.h (s390_select_ccmode): Add.
4119 * config/s390/s390.c (s390_select_ccmode): New.
4120 (s390_match_ccmode): Add CCLmode.
4121 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
4122 (output_branch_condition, output_inverse_branch_condition): Removed.
4123 (print_operand): Use s390_branch_condition_mnemonic.
4124 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
4125 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
4126 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
4128 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
4129 when converting conditional branches to far branches.
4130 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
4131 cmpint_di): Use CCSmode instead of CCUmode.
4133 * config/s390/s390.c (legitimate_la_operand_p): New.
4134 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
4135 * config/s390/s390.md (movsi): Convert load address patterns to
4136 arithmetic operations when necessary.
4137 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
4138 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
4139 (*do_la_reg_0): Don't use before reload.
4141 * config/s390/s390.c (legitimize_address): Make more efficient
4142 use of two-register addressing mode.
4144 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
4145 with -mno-backchain in some corner cases.
4147 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
4149 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
4151 * reload.c (find_reloads): Mark new USE insns with QImode.
4152 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
4153 find_reloads_subreg_address): Likewise.
4154 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
4156 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
4158 (reload): Make sure there are no USEs with mode other than
4159 VOIDmode. At the end, remove those marked with QImode.
4161 2001-09-29 Per Bothner <per@bothner.com>
4163 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
4164 * Makefile.in (includedir): Rename to local_includedir.
4165 (includedir): Define as $(prefix)/include.
4166 * config.in (PREFIX_INCLUDE_DIR): New variable.
4167 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
4169 2001-09-29 Bernd Schmidt <bernds@redhat.com>
4171 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
4173 * doc/extend.texi (Vector Extensions): New node.
4174 * doc/invoke.texi (Machine Dependent Options): Add documentation for
4175 i386 -mmmx, -msse, -m3dnow.
4177 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4179 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
4181 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
4183 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
4185 * doc/invoke.texi (Optimize Options): Delete spurious @table.
4187 2001-09-28 Richard Henderson <rth@redhat.com>
4189 * varasm.c (assemble_integer): Bound alignment check by
4192 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
4194 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4196 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
4198 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4200 Mostly from Graham Stott <grahams@redhat.com>
4201 * c-common.c (type_for_mode): Add support for V2SFmode.
4202 * tree.c (build_common_tree_nodes_2): Likewise.
4203 * tree.h (enum tree_index, global_trees): Likewise.
4204 * config/i386/i386.c (x86_3dnow_a): New variable.
4205 (override_options): Support 3Dnow extensions.
4206 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
4207 Athlon's version of 3Dnow.
4208 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
4209 (ix86_expand_builtin): Handle them.
4210 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
4211 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
4212 TARGET_3DNOW_A): New macros.
4213 (TARGET_SWITCHES): Add 3Dnow switches.
4214 (VALID_MMX_REG_MODE_3DNOW): New macro.
4215 (VECTOR_MODE_SUPPORTED_P): Use it.
4216 (enum ix86_builtins): Add entries for 3Dnow builtins.
4217 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
4218 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
4219 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
4220 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
4221 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
4222 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
4223 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
4224 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
4225 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
4226 sfence_insn, prefetch): Make these available if TARGET_SSE or
4229 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4231 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
4232 ix86_va_start, ix86_build_va_list): Declare.
4233 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
4234 ix86_va_start, ix86_build_va_list): New global functions.
4235 * i386.md (sse_prologue_save_insn): New insn.
4236 (sse_prologue_save): New expander.
4237 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
4238 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
4240 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4242 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
4243 Use size_t everywhere, make definitions consistent with
4246 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
4248 * gcse.c (replace_store_insn): Use delete_insn.
4249 * loop.c (move_movables): Likewise; avoid delete_insn
4250 from clobbering notes moved elsewhere.
4251 (check_dbra_loop): Use delete_insn.
4252 * ssa.c (convert_from_ssa): Likewise.
4253 * cse.c (cse_insn): Use delete_insn.
4255 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
4257 * cpphash.h (struct cpp_buff): Make unsigned.
4258 (_cpp_get_buff): Take length of size_t.
4259 (_cpp_unaligned_alloc): New.
4260 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
4261 (struct cpp_reader): Remove ident_pool. Add u_buff.
4262 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
4263 (cpp_destroy): Destroy u_buff, not ident_pool.
4264 * cpplex.c (parse_number, parse_string, save_comment,
4265 cpp_token_as_text): Update to use the unaligned buffer.
4266 (new_buff): Make unsigned.
4267 (_cpp_unaligned_alloc): New.
4268 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
4269 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
4271 (collect_args): Make unsigned.
4273 2001-09-27 Zack Weinberg <zack@codesourcery.com>
4275 * cpplex.c (cpp_output_token): Use a putc loop for
4276 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
4278 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
4279 * configure, config.in: Regenerate.
4280 * system.h: Replace fwrite and fprintf with their unlocked
4281 variants if available.
4283 2001-09-27 Richard Henderson <rth@redhat.com>
4285 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
4286 in favour of .eh_frame.
4288 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
4290 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
4292 (LIBCALL_VALUE): Likewise.
4294 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4296 * cpphash.h: Update comment.
4297 * cpplex.c: Update comments.
4298 (_cpp_can_paste): Remove.
4299 * cpplib.h (_cpp_can_paste): Remove.
4300 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
4301 lexer rather than _cpp_can_paste.
4303 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
4305 * doc/cppinternals.texi: Update.
4307 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4309 * cpphash.h (struct cpp_pool): Remove locks and locked.
4310 (struct cpp_context): Add member buff.
4311 (struct cpp_reader): Remove member argument_pool.
4312 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4313 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
4314 * cpplex.c (chunk_suitable): Remove pool argument.
4315 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
4316 (new_buff, _cpp_extend_buff): Update.
4317 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
4318 which buffer is returned.
4319 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
4320 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
4321 * cppmacro.c (lock_pools, unlock_pools): Remove.
4322 (push_ptoken_context): Take a _cpp_buff.
4323 (enter_macro_context): Pool locking removed.
4324 (replace_args): Use a _cpp_buff for the replacement list with
4326 (push_token_context): Clear buff.
4327 (expand_arg): Use _cpp_pop_context.
4328 (_cpp_pop_context): Free a context's buffer, if any.
4330 2001-09-26 DJ Delorie <dj@redhat.com>
4332 * c-typeck.c (digest_init): Check for sizeless arrays.
4334 2001-09-26 Richard Henderson <rth@redhat.com>
4336 * optabs.c (init_one_libfunc): Create a dummy function type
4337 instead of using error_mark_node.
4339 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
4341 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
4342 _cpp_extend_buff, _cpp_free_buff): New.
4343 (struct cpp_reader): New member free_buffs.
4344 * cppinit.c (cpp_destroy): Free buffers.
4345 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
4346 _cpp_extend_buff, _cpp_free_buff): New.
4347 * cpplib.h (struct cpp_options): Remove unused member.
4348 * cppmacro.c (collect_args): New. Combines the old parse_arg
4349 and parse_args. Use _cpp_buff for memory allocation.
4350 (funlike_invocation_p, replace_args): Update.
4352 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4354 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
4356 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
4358 * except.c (sjlj_mark_call_sites): Change address inside sequence.
4360 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
4362 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
4365 2001-09-25 Janis Johnson <janis187@us.ibm.com>
4366 Jim Wilson <wilson@redhat.com>
4368 * doc/install.texi (Specific, ia64-*-linux): Document.
4370 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4372 * Makefile.in (cfgrtl.o): Add.
4373 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4374 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4375 free_aux_for_edge): Declare.
4377 (HAVE_return): Undefine.
4378 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
4379 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
4380 free_aux_for_edge): New global functions.
4381 (first_delete_block): New static variable.
4382 (init_flow): Clear first_delete_block.
4383 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
4384 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
4385 try_redirect_by_replacing_jump, last_loop_beg_note,
4386 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
4387 delete_insn, delete_insn_chain, create_basic_block_structure,
4388 create_basic_block, flow_delete_block, compute_bb_for_insn,
4389 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
4390 set_block_for_new_insns, split_block, merge_blocks_nomove,
4391 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4392 redirect_edge_and_branch, force_nonfallthru_and_redirect,
4393 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
4394 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
4395 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
4396 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4397 purge_all_dead_edges): Move to ....
4398 * cfgrtl.c: New file; .... Here.
4400 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
4401 (reroder_basic_block): Use alloc_aux_for_blocks.
4402 * predict.c (estimate_bb_frequencies): Likewise; use
4403 alloc_aux_for_edges.
4404 * profile.c (compute_branch_probabilities): Likewise.
4405 (branch_prob): Likewise.
4406 * reg-stack.c (reg_to_stack): Likewise.
4408 * emit-rtl.c (emit_insns_after): Never return NULL.
4410 * basic-block.h (set_block_for_new_insns): Delete.
4411 * cfgrtl.c (set_block_for_new_insns): Delete.
4413 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4414 calls when crossjumping.
4416 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4417 * unroll.c (copy_loop_body): Use delete_insn.
4419 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4420 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4421 keep_stack_depressed): Likewise.
4422 * gcse.c (cprop_cc0_jump): Likewise.
4423 * local-alloc.c (update_equiv_regs): Likewise.
4424 * loop.c (scan_loop, loop_delete_insns): Likewise.
4425 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4426 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4427 delete_output_reload, delete_address_reloads_1,
4428 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4430 * sibcall.c (replace_call_placeholder): Likewise.
4431 * cse.c (cse_insn): Likewise.
4433 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4435 From Graham Stott <grahams@redhat.com>
4436 (def_builtin): Only define builtins appropriate for target_flags. All
4438 (builtin_decsription): Add new field mask which is used to determine
4439 when to define the builtin via the macro def_builtin.
4441 (bdesc_comi): Initialise new mask fields.
4442 (bdesc_2srg): Likewise.
4443 (bdesc_1arg): Likewise.
4445 * config/i386/i386.c (ix86_init_builtins): Correct return type
4446 building v4hi_ftype_v4hi_int_int tree node.
4447 (ix86_expand_sse_comi): Fix typo swapping operands.
4448 Don't swap comparision condition, it is already swapped.
4449 (ix86_expand_sse_compare): Before swapping operands
4450 move operand 1 into new rtx and not the target rtx.
4451 Don't swap comparison condition, it is already swapped.
4452 Always check whether we need to create a new TARGET.
4454 * config/i386/i386.md: (sse_comi) Fix typos.
4455 (sse_ucomi): Likewise.
4456 (cvtss2si): Fix operand 0 contraint.
4457 (cvttss2si): Likewise.
4458 (sse_unpckhps): Fix mode for operand 2.
4459 (sse_unpcklps): Likewise.
4461 2001-09-25 Graham Stott <grahams@redhat.com>
4463 * sibcall.c (skip_copy_to_return_value): Tighten return value
4466 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4468 * rs6000.c (lwa_operand): Address must be word aligned.
4470 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4472 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4473 number has been set.
4474 (type_hash_mark): Mark type itself.
4476 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4478 * c-lex.c (cb_def_pragma): Update.
4479 (c_lex): Update, and skip padding.
4480 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4481 * cpphash.h (struct toklist): Delete.
4482 (union utoken): New.
4483 (struct cpp_context): Update.
4484 (struct cpp_reader): New members eof, avoid_paste.
4485 (_cpp_temp_token): New.
4486 * cppinit.c (cpp_create_reader): Update.
4487 * cpplex.c (_cpp_temp_token): New.
4488 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4489 (cpp_output_token): Don't print leading whitespace.
4490 (cpp_output_line): Update.
4491 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4492 do_include_common, do_line, do_ident, do_pragma,
4493 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4494 parse_assertion): Update.
4495 (get_token_no_padding): New.
4496 * cpplib.h (CPP_PADDING): New.
4497 (AVOID_LPASTE): Delete.
4498 (struct cpp_token): New union member source.
4499 (cpp_get_token): Update.
4500 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4501 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4502 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4503 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4504 _cpp_backup_tokens, _cpp_create_definition): Update.
4505 (push_arg_context): Delete.
4506 (padding_token, push_token_context, push_ptoken_context): New.
4507 (make_string_token, make_number_token): Update, rename.
4508 (cpp_get_token): Update to handle tokens as pointers to const,
4509 and insert padding appropriately.
4510 * cppmain.c (struct printer): New member prev.
4511 (check_multiline_token): Constify.
4512 (do_preprocessing, cb_line_change): Update.
4513 (scan_translation_unit): Update to handle spacing.
4514 * scan-decls.c (get_a_token): New.
4515 (skip_to_closing_brace, scan_decls): Update.
4516 * fix-header.c (read_scan_file): Update.
4518 * doc/cpp.texi: Update.
4520 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4523 leak by passing malloc'ed pointer to reconcat, not concat.
4525 2001-09-24 DJ Delorie <dj@redhat.com>
4527 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4529 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4531 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4532 reference is from the literal pool.
4534 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4536 * doc/install.texi (Final install): Request additional information
4537 in mail about successful builds.
4539 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4541 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4542 initial value of return pointer register instead of value in frame-20.
4545 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4547 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4548 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4549 the libcall if there isn't a referenced identifier for the symbol.
4551 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4553 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4554 non 64-bit machines. Use these as a plabel for the trampoline.
4555 (TRAMPOLINE_SIZE): Adjust size for new words.
4556 (INITIALIZE_TRAMPOLINE): Initialize new words.
4557 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4558 pointer to the plabel in the trampoline.
4560 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4562 * pa.c (function_arg): Pass floating arguments in both general and
4563 floating registers in indirect (dynamic) calls when generating code
4564 for the 32 bit ABI and the HP assembler.
4566 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4568 * doc/install.texi: Markup fixes.
4569 Use Solaris 2, SunOS 4 as appropriate.
4570 (Specific, *-*-solaris2*): Explain this.
4571 Unconditionally warn against /usr/ucb tools.
4572 Remove Sun as warning, obsolete.
4573 Move X11 header bug workaround here, update patches.
4574 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4575 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4577 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4579 * errors.h (warning, error, fatal, internal_error): Don't mark
4580 with ATTRIBUTE_PRINTF_n.
4581 * toplev.h (internal_error, fatal_io_error, warning, error,
4582 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4583 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4586 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4588 * function.c (pop_function_context_from): var_refs_queue
4589 and temp slots now in GC memory.
4590 (mark_function_status, free_after_compilation): Likewise;
4591 also struct function now in GC memory.
4592 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4593 (combine_temp_slots): Likewise.
4594 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4595 (prepare_function_start): Use GC memory for struct function.
4596 (mark_temp_slot): Deleted.
4597 (gcc_mark_struct_function): struct function now in GC memory.
4599 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4600 code for division, not modulus.
4602 * rtl.def (MEM): Remove obsolete part of comment.
4604 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4606 * c-format.c (init_function_format_info): Check __builtin_printf
4607 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4610 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4612 * c-common.c (format_attribute_table): Remove decl.
4613 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4614 (lang_attribute_common): Likewise.
4616 * function.c (fix_lexical_address): Use set_mem_alias_set.
4617 (expand_function_start): Likewise.
4618 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4620 * varasm.c (output_constant): Fix unused variable warning.
4622 * attribs.c: New file, from c-common.c.
4623 (attribute_tables): Now four elements.
4624 (format_attribute_table, lang_attribute_common): New variables.
4625 (init_attributes): Reflect above changes.
4626 (handle_mode_attribute): Delete check for wider than uintmax.
4627 * c-common.c: Delete parts moved to attribs.c.
4628 (enum attrs): Deleted; unused.
4629 (c_format_attribute_table): New variable.
4630 (c_common_lang_init): Initialize format_attribute_table with it.
4631 * c-common.h (decl_attributes): Remove decl.
4632 * tree.h (decl_attribute): Move it to here.
4633 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4634 (attribs.o): New rule.
4636 2001-09-22 Andreas Jaeger <aj@suse.de>
4638 * builtins.c (c_getstr): Remove unused variable.
4640 2001-09-21 Richard Henderson <rth@redhat.com>
4642 * reload1.c (reload): Use delete_insn instead of splatting
4645 2001-09-21 Richard Henderson <rth@redhat.com>
4647 * reload.c (push_secondary_reload): Don't check for "=" in output
4648 constraint after ""->ALL_REGS check.
4650 2001-09-21 Richard Henderson <rth@redhat.com>
4652 * predict.c (expected_value_to_br_prob): Use pc_set.
4654 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4655 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4657 2001-09-21 Richard Henderson <rth@redhat.com>
4659 * rtl.h (LCT_RETURNS_TWICE): New.
4660 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4662 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4663 to ECF_RETURNS_TWICE.
4664 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4667 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4669 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4670 (JMP_BUF_SIZE): New.
4672 2001-09-21 Richard Henderson <rth@redhat.com>
4674 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4677 2001-09-21 Richard Henderson <rth@redhat.com>
4679 * tree.def (FDESC_EXPR): New.
4680 * expr.c (expand_expr): Handle it.
4681 * varasm.c (initializer_constant_valid_p): Likewise.
4682 (output_constant): Likewise.
4683 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4684 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4685 (ASM_OUTPUT_FDESC): New.
4686 * doc/tm.texi: Document the new macros.
4688 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4690 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4691 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4692 once merging is complete.
4694 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4696 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4698 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4700 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4701 that would be invalid after a merge.
4703 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4705 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4706 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4708 (flow_delete_insn): This one.
4709 (delete_insn_chain): Rename from ...; do not care labels.
4710 (flow_delete_insn_chain): ... this one.
4711 (flow_delete_block): Remove the insns one BB has been expunged.
4712 (merge_blocks_nomove): Likewise.
4713 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4714 updating BB boundaries.
4715 (tidy_fallthru_edge): Likewise.
4716 (commit_one_edge_insertion): Likewise.
4717 * cfgbuild.c (find_basic_block): Likewise.
4718 (find_basic_blocks_1): Likewise.
4719 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4720 (try_crossjump_to_edge): Likewise.
4721 (try_optimize_cfg): Likewise.
4722 * cse.c (delete_trivially_dead_insns): Likewise.
4723 * df.c (df_insn_delete): Likewise.
4724 * doloop.c (doloop_modify): Use delete_related_insns.
4725 * emit-rtl.c (try_split): Likewise.
4726 (remove_insn): Update BB boundaries.
4727 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4728 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4729 updating BB boundaries.
4730 (propagate_block_delete_insn): Likewise.
4731 (propagate_block_delete_libcall): Likewise.
4732 * function.c (delete_handlers): Use delete_related_insns.
4733 (thread_prologue_and_epilogue_insns): Likewise.
4734 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4735 * genpeep.c (gen_peephole): Use delete_related_insns.
4736 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4738 (find_cond_trap): Likewise.
4739 * integrate.c (save_for_inline): Use delete_related_insns.
4740 (copy_insn_list): Likewise.
4741 * jump.c (pruge_linie_number_notes): Likewise.
4742 (duplicate_loop_exit_test): Likewise.
4743 (delete_computation): Likewise.
4744 (delete_related_insn): Rename from ...; use delete_insn
4745 (delete_insn): ... this one.
4746 (redirect_jump): Use delete_related_insns.
4747 * loop.c (scan_loop): Likewise.
4748 (move_movables): Likewise.
4749 (find_and_verify_loops): Likewise.
4750 (check_dbra_loop): Likewise.
4751 * recog.c (peephole2_optimize): Likewise.
4752 * reg-stack.c (delete_insn_for_stacker): Remove.
4753 (move_for_stack_reg): Use delete_insn.
4754 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4755 * reload1.c (delete_address_reloads): Use delete_related_insns.
4756 (fixup_abnormal_edges): Use delete_insn.
4757 * recog.c (emit_delay_sequence): Use delete_related_insns.
4758 (delete_from-delay_slot): Likewise.
4759 (delete_scheduled_jump): likewise.
4760 (optimize_skip): Likewise.
4761 (try_merge_delay_insns): Likewise.
4762 (full_simple_delay_slots): Likewise.
4763 (fill_slots_from_thread): Likewise.
4764 (relax_delay_slots): Likewise.
4765 (make_return_insns): Likewise.
4766 (dbr_schedule): Likewise.
4767 * rtl.h (delete_insn): Rename to delete_related_insns.
4768 (delete_insn, delete_insn_chain): New prototypes.
4769 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4770 by df_insn_delete already.
4771 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4772 * ssa.c (convert_from_ssa): Use delete_related_insns.
4773 * unroll.c (unroll_loop): Likewise.
4774 (calculate_giv_inc): Likewise.
4775 (copy_loop_body): Likewise.
4777 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4778 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4779 ix86_return_in_memory, ix86_function_value): Declare.
4780 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4781 new static valurables.
4782 (x86_64_reg_class): New enum
4783 (x86_64_reg_class_name): New array.
4784 (classify_argument, examine_argument, construct_container,
4785 merge_classes): New static functions.
4786 (optimization_options): Enable flag_omit_frame_pointer and disable
4787 flag_pcc_struct_return on 64bit.
4788 (ix86_libcall_value, ix86_function_value,
4789 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4790 ix86_return_in_memory, ix86_function_value): New global functions.
4791 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4792 (function_arg_advance): Handle x86_64 passing conventions.
4793 (function_arg): Likewise.
4794 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4795 (RETURN_IN_MEMORY): Move offline.
4796 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4797 (FUNCTION_VALUE_REGNO_P): New macro.
4798 (FUNCTION_ARG_REGNO_P): Move offline.
4799 (struct ix86_args): Add maybe_vaarg.
4800 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4801 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4803 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4805 * s390.md: Changed attributes for scheduling.
4806 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4809 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4811 Table-driven attributes.
4812 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4813 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4814 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4815 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4816 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4817 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4818 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4819 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4820 * tree.h (struct tree_decl): Change machine_attributes to
4822 * doc/c-tree.texi: Document that all attributes are now attached
4824 * c-common.c (add_attribute, attrtab, attrtab_idx,
4825 default_valid_lang_attribute, valid_lang_attribute): Remove.
4826 (attribute_tables, attributes_initialized,
4827 c_common_attribute_table, default_lang_attribute_table): New
4829 (handle_packed_attribute, handle_nocommon_attribute,
4830 handle_common_attribute, handle_noreturn_attribute,
4831 handle_unused_attribute, handle_const_attribute,
4832 handle_transparent_union_attribute, handle_constructor_attribute,
4833 handle_destructor_attribute, handle_mode_attribute,
4834 handle_section_attribute, handle_aligned_attribute,
4835 handle_weak_attribute, handle_alias_attribute,
4836 handle_no_instrument_function_attribute,
4837 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4838 handle_no_limit_stack_attribute, handle_pure_attribute): New
4840 (init_attributes, decl_attributes): Rewrite to implement
4841 table-driven attributes.
4842 * c-common.h (enum attribute_flags): Move to tree.h.
4843 * c-format.c (decl_handle_format_attribute,
4844 decl_handle_format_arg_attribute): Rename to
4845 handle_format_attribute and handle_format_arg_attribute. Update
4846 for table-driven attributes.
4847 * c-common.h (decl_handle_format_attribute,
4848 decl_handle_format_arg_attribute): Remove prototypes.
4849 (handle_format_attribute, handle_format_arg_attribute): Add
4851 * c-decl.c (grokdeclarator): Handle attributes nested inside
4853 * c-parse.in (setattrs, maybe_setattrs): Remove.
4854 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4855 Update to handle nested attributes properly.
4856 (maybe_resetattrs, after_type_declarator,
4857 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4858 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4860 (make_pointer_declarator): Update to handle nested attributes
4862 * doc/extend.texi: Update documentation of limits of attributes
4863 syntax. Warn about problems with attribute semantics in C++.
4864 * target.h (struct target): Remove valid_decl_attribute and
4865 valid_type_attribute. Add attribute_table and
4866 function_attribute_inlinable_p.
4867 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4868 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4869 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4871 (TARGET_INITIALIZER): Update.
4872 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4874 (function_attribute_inlinable_p): New function. Check for the
4875 presence of any machine attributes before using
4876 targetm.function_attribute_inlinable_p.
4877 (function_cannot_inline_p): Update.
4878 * Makefile.in (integrate.o): Update dependencies.
4879 * doc/tm.texi: Update documentation of target attributes and
4880 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4881 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4883 (default_target_attribute_table,
4884 default_function_attribute_inlinable_p): New.
4885 (lookup_attribute): Update comment to clarify handling of multiple
4886 attributes with the same name.
4887 (merge_attributes, attribute_list_contained): Allow multiple
4888 attributes with the same name but different arguments to appear in
4889 the same attribute list.
4890 * tree.h (default_valid_attribute_p): Remove prototype.
4891 (struct attribute_spec): New.
4892 (default_target_attribute_table): Declare.
4893 (enum attribute_flags): Move from c-common.h. Add
4894 ATTR_FLAG_TYPE_IN_PLACE.
4895 (default_function_attribute_inlinable_p): Declare.
4896 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4897 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4898 (TARGET_ATTRIBUTE_TABLE): Define.
4899 (vms_attribute_table): New.
4900 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4901 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4902 (TARGET_ATTRIBUTE_TABLE): Define.
4903 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4904 * config/arm/arm.c (arm_valid_type_attribute_p,
4905 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4907 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4909 (TARGET_ATTRIBUTE_TABLE): Define.
4910 (arm_attribute_table, arm_handle_fndecl_attribute,
4911 arm_handle_isr_attribute): New.
4912 * config/avr/avr.c (avr_valid_type_attribute,
4913 avr_valid_decl_attribute): Remove.
4914 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4916 (TARGET_ATTRIBUTE_TABLE): Define.
4917 (avr_attribute_table, avr_handle_progmem_attribute,
4918 avr_handle_fndecl_attribute): New.
4919 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4920 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4921 (TARGET_ATTRIBUTE_TABLE): Define.
4922 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4923 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4924 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4925 (TARGET_ATTRIBUTE_TABLE): Define.
4926 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4927 h8300_handle_eightbit_data_attribute,
4928 h8300_handle_tiny_data_attribute): New.
4929 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4930 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4932 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4934 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4935 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4937 (TARGET_ATTRIBUTE_TABLE): Define.
4938 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4939 ix86_handle_regparm_attribute): New.
4940 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4941 i386_pe_valid_type_attribute_p): Remove.
4942 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4943 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4944 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4945 (TARGET_ATTRIBUTE_TABLE): Define.
4946 (ia64_attribute_table): New.
4947 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4948 interrupt_ident2, model_ident1, model_ident2): Remove.
4949 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4950 (TARGET_ATTRIBUTE_TABLE): Define.
4951 (init_idents): Update.
4952 (m32r_attribute_table, m32r_handle_model_attribute): New.
4953 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4955 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4956 (TARGET_ATTRIBUTE_TABLE): Define.
4957 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4958 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4959 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4960 (TARGET_ATTRIBUTE_TABLE): Define.
4961 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4962 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4963 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4964 (TARGET_ATTRIBUTE_TABLE): Define.
4965 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4966 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4967 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4968 (TARGET_ATTRIBUTE_TABLE): Define.
4969 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4970 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4971 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4972 (TARGET_ATTRIBUTE_TABLE): Define.
4973 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4974 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4976 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4978 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4979 (TARGET_ATTRIBUTE_TABLE): Define.
4980 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4982 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4983 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4984 (TARGET_ATTRIBUTE_TABLE): Define.
4985 (v850_attribute_table, v850_handle_interrupt_attribute,
4986 v850_handle_data_area_attribute): New.
4987 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4988 Return void. Call decl_attributes instead of
4989 valid_machine_attribute.
4991 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4993 * sh-protos.h (sh_pr_n_sets): Declare.
4994 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4995 look at the copy to determine if PR needs to be saved.
4996 sh_pr_n_sets: New function.
4997 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4998 (ALLOCATE_INITIAL_VALUE): Define.
5000 * sh.c (initial_elimination_offset):
5001 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5003 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5005 * integrate.c (allocate_initial_values): New function.
5006 * integrate.h (allocate_initial_values): Declare.
5007 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5009 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5011 * toplev.c (rest_of_compilation): To here.
5012 Call allocate_initial_values.
5013 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5015 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5017 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5019 2001-09-20 DJ Delorie <dj@redhat.com>
5021 * c-typeck.c (really_start_incremental_init): Discriminate
5022 between zero-length arrays and flexible arrays.
5023 (push_init_level): Detect zero-length arrays and handle them
5024 like fixed-sized arrays.
5025 * expr.c (store_constructor): Handle zero-length arrays and
5026 flexible arrays correctly.
5027 * doc/extend.texi: Update zero-length array notes.
5029 2001-09-20 Jim Wilson <wilson@redhat.com>
5031 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5032 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5033 for issue port conflicts.
5034 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5036 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5038 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5041 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5043 * fold-const.c (hashtab.h): Include.
5044 (int_const_binop): Remove FORSIZE arg and compute from type; all
5046 Call size_int_type_wide for all single-word constants.
5047 (size_htab_hash, size_htab_eq): New functions.
5048 (size_int_type_wide): Rework to use hash table.
5049 * ggc-common.c (hashtab.h): Include.
5050 (struct d_htab_root): New struct.
5051 (d_htab_roots): New variable.
5052 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5053 (ggc_mark_roots): Handle deletable htabs.
5054 * ggc-page.c (ggc_marked_p): New function.
5055 * ggc-simple.c (ggc_marked_p): Likewise.
5056 * ggc.h: Reformatting throughout.
5057 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5058 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5059 (type_hash_add): Allocate struct type_hash from GC memory.
5060 (mark_hash_entry, mark_type_hash): Deleted.
5061 (type_hash_marked_p, type_hash_mark): New functions.
5062 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5064 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5066 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5069 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5071 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5072 array-too-large test for signed sizetype.
5074 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5076 * i386.md (indirect_jump): Allow Pmode operand.
5077 (tablejump): LIkewise; perform expansion to 64bit mode.
5078 * i386.c (symbolic_operand): Allow 64bit PIC references.
5079 (pic_symbolic_operand): Likewise.
5080 (ix86_find_base_term): Strip the 64bit PIC references.
5081 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5082 (legitimize_pic_address): Likewise.
5083 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
5084 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
5086 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
5088 * stringpool.c (get_identifier_with_length): New function.
5089 * tree.h (get_identifier_with_length): New prototype.
5091 2001-09-19 Alan Modra <amodra@bigpond.net.au>
5092 David Edelsohn <edelsohn@gnu.org>
5095 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5096 already sign-extended.
5098 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
5099 * config/rs6000/rs6000.c (logical_operand): Always compare op as
5101 (rs6000_emit_set_long_const): Avoid unnecessary shift.
5102 (output_profile_hook): Declare label_name const.
5103 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
5104 to match constraints.
5106 2001-09-19 Stan Shebs <shebs@apple.com>
5108 * alias.c: Fix typos in comments.
5109 * sched-rgn.c (init_ready_list): Ditto.
5110 * unwind-dw2.c (uw_frame_state_for): Ditto.
5111 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
5112 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
5113 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
5115 2001-09-19 Richard Henderson <rth@redhat.com>
5117 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
5119 * Makefile.in (cfg.o): Depend on TM_P_H.
5121 2001-09-19 Richard Henderson <rth@redhat.com>
5123 * config/alpha/alpha.c (local_symbol_p): Split out from ...
5124 (local_symbolic_operand): ... here.
5125 (small_symbolic_operand): Check mode.
5126 (global_symbolic_operand): New.
5127 (input_operand): Reject symbolics if explicit relocs.
5128 (call_operand): Tidy.
5129 (alpha_legitimize_address): Use movdi_er_high_g.
5130 (alpha_expand_mov): Likewise.
5131 * config/alpha/alpha-protos.h: Update.
5132 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5133 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
5134 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
5135 (UNSPECV_LDGP2): Remove.
5136 (all call patterns): Use 's' not 'i' for symbolic constraint.
5137 (call_osf call_value_osf): Use call_operand.
5138 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
5139 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
5140 (prologue_ldgp_1_er): Remove.
5141 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
5142 (builtin_setjmp_receiver_er patterns): Use them.
5143 (exception_receiver_er): Likewise.
5145 2001-09-19 Richard Henderson <rth@redhat.com>
5147 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
5149 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
5150 and NON_LOCAL_GOTO notes.
5151 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
5152 copy over CALL_INSN_FUNCTION_USAGE.
5154 2001-09-18 Catherine Moore <clm@redhat.com>
5156 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
5159 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
5161 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
5162 new-style tm_file specification. Specify correct tm_p_file,
5163 md_file, and out_file for s390x.
5165 * config/s390/linux.h, linux64.h: Don't include other target
5166 macro header files. Now handled via tm_file.
5168 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
5169 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
5170 are defined before use.
5172 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
5174 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
5175 code generation only for Gnu assembler.
5177 2001-09-18 Catherine Moore <clm@redhat.com>
5179 * config/stormy16 (LIB_SPEC): Remove -lnosys.
5181 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
5183 * config/mips/mips.c (mips_frame_set): New.
5184 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
5185 a parallel frame-related expression with a set for each register.
5187 2001-09-18 Philip Blundell <philb@gnu.org>
5189 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
5192 2001-09-17 Dale Johannesen <dalej@apple.com>
5194 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
5195 * config/rs6000/aix.h (FIXED_R2): Define.
5196 * config/rs6000/darwin.h (FIXED_R2): Define.
5197 * config/rs6000/sysv4.h (FIXED_R2): Define.
5199 2001-09-17 Jeff Sturm <jsturm@one-point.com>
5201 * except.c (dw2_build_landing_pads): New local
5202 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
5203 barrier after clobbers. Fixes c++/4012.
5205 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5207 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
5209 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5211 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
5212 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
5214 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
5219 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
5221 * cpphash.h (_cpp_lex_direct): New.
5222 * cpplex.c (_cpp_lex_token): Update.
5223 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
5224 and increment that pointer.
5225 * cppmacro.c (alloc_expansion_token): New.
5226 (lex_expansion_token): Lex macro expansion directly into
5229 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
5231 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
5233 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
5235 * basic-block.h (free_bb_for_insn): Declare.
5236 * bb-reorder.c (label_for_bb): Use block_label.
5237 (emit_jump_to_block_after): Remove.
5238 (insert_intra_1): Do not update block_for_insn.
5239 (insert_inter_bb_scope_notes): Likewise; update bb->end
5240 * cfg.c (free_bb_for_insn): New.
5241 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
5242 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
5243 (commit_one_edge_insertion): Likewise.
5244 (commit_one_edge_insertion): Do not update BB boundary.
5245 (commit_edge_insertions): Do not call compute_bb_for_insn.
5246 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
5247 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
5248 (merge_blocks_move_successor_nojumps): Likewise.
5249 (try_crossjump_to_edge): Do not update block_for_insn.
5250 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
5251 * df.c (df_pattern_emit_later): Do not update BB boundary.
5252 (df_jump_pattern_emit_after): Likewise.
5253 (df_insn_move_before): Use emit_insn_before.
5254 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
5256 (add_insn_after, add_insn_before, emit_insns_after): Update BB
5257 boundaries and basic_block_for_insn.
5258 (reorder_insns_nobb): Rename from reorder_insns.
5259 (reorder_insns): New.
5260 (emit_block_insn_before, emit_block_insn_after): Kill.
5261 * flow.c (check_function_return_warnings): Do not call
5262 compute_bb_for_insn; Do not free basic_block_for_insn.
5263 (attempt_auto_inc): Do not update basic_block_for_insn.
5264 * function.c (emit_return_into_block): Likewise;
5265 do not update BB boundaries.
5266 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
5267 (insert_insn_end_bb): Use emit_insn_before; Likewise.
5268 (pre_insert_copy_insn): Likewise.
5269 (update_ld_motion_notes): Likewise.
5270 (insert_insn_start_bb): Likewise.
5271 (replace_store_insn): Likewise.
5272 * ifcvt.c (noce_process_if_block): Likewise.
5273 (if_convert): Do not call compute_bb_for_insn.
5274 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
5275 Use emit_insn_before and emit_insn_after.
5276 * recog.c (split_all_insns): Do not update BB boundaries;
5277 Do not call compute_bb_for_insn.
5278 (peephole2_optimize): Do not update BB boundaries.
5279 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
5281 (emit_swap_insn): Likewise.
5282 (convert_regs_1): Likewise.
5283 * reload1.c (reload): Call compute_bb_for_insn.
5284 * rtl.h (reorder_insns_nobb): Declare.
5285 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
5286 * toplev.c (rest_of_compilation): Call free_bb_for_insn
5287 at places CFG is invalidated; do not call compute_bb_for_insn.
5289 * cfg.c (expunge_block): Invalidate BB structure.
5291 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
5294 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
5296 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5298 * cpphash.h (_cpp_lex_token): Update prototype.
5299 * cpplex.c (_cpp_lex_token): New prototype.
5300 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
5301 lex_macro_node, read_flag, do_pragma_poison): Update.
5302 * cppmacro.c (cpp_get_token, parse_params,
5303 lex_expansion_token): Update.
5305 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
5307 * cppmain.c (scan_translation_unit): Don't worry about
5308 putting a space after hashes.
5309 * cpplib.c (directive_diagnostics): New.
5310 (_cpp_handle_directive): Update to use directive_diagnostics.
5311 (run_directive): Don't toggle prevent_expansion.
5312 (do_line): Backup in case of the line extension.
5313 * cpplib.h (cpp_lexer_pos): Remove.
5314 * cppmacro.c (_cpp_create_definition): Precede a leading #
5317 2001-09-15 Richard Henderson <rth@redhat.com>
5319 * c-typeck.c (comptypes): Handle zero-length arrays properly.
5321 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5323 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
5325 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5327 PR preprocessor/3571
5328 * tradcpp.c (handle_directive): Skip non-vertical space.
5330 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5332 * cppmain.c (setup_callbacks): Set line callback only
5333 if outputting preprocessed source.
5335 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * collect2.c (main): Const-ification.
5338 * gcc.c (translate_options, process_command): Use xstrdup in
5339 lieu of xmalloc/strcpy.
5340 (main): Use concat in lieu of xmalloc/strcpy/strcat.
5342 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5344 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
5347 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5349 * scan-decls.c (scan_decls): Fix typo.
5351 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
5353 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
5354 Split mlstring_pos into mls_line and mls_col.
5355 * cppinit.c (cpp_create_reader): Initialize line to 1.
5356 (cpp_destroy): Free tokenruns.
5357 (push_include): Don't update lexer_pos.
5358 * cpplex.c (unterminated, parse_string): Update.
5359 (lex_token): Don't update lexer_pos, update.
5360 * cpplib.c (if_stack): Save line instead of line + col.
5361 (start_directive, _cpp_do__Pragma, do_else, do_elif,
5362 push_conditional, _cpp_pop_buffer): Update.
5363 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
5364 (_cpp_create_definition): Update.
5366 2001-09-15 Eric Christopher <echristo@redhat.com>
5368 * config/mips/abi64.h: Add support for MEABI.
5370 2001-09-15 Eric Christopher <echristo@redhat.com>
5372 * config/mips/mips.md: Add unspec #2.
5374 (reload_outdi): Ditto.
5375 (reload_outsi): Ditto.
5378 2001-09-15 Eric Christopher <echristo@redhat.com>
5379 Jason Eckhardt <jle@redhat.com>
5381 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
5382 * config/mips/isa32-linux.h: New file.
5383 * config/mips/isa3264.h: Ditto.
5384 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
5385 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
5386 (output_block_mode): Support MEABI.
5387 (function_arg): Ditto. Fix floating point arg passing.
5388 (mips_va_start): Ditto.
5389 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
5391 (mips_asm_file_start): Add new section to pass abi to gdb.
5392 (function_arg_pass_by_reference): Support MEABI.
5393 (mips_parse_cpu): Support mips32 and mips64 processors.
5394 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
5395 TARGET_MIPS5KC. Support isa32 and isa64.
5396 (processor_type): Add r4kc, r5kc, r20kc.
5397 (GENERATE_MULT3_SI): New.
5398 (GENERATE_MULT3_DI): Ditto.
5399 (GENERATE_MULT3): Remove.
5400 (ISA_HAS_64BIT_REGS): Add isa == 64.
5401 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
5402 (ISA_HAS_MADD_MSUB): New.
5403 (ISA_HAS_CLZ_CLO): Ditto.
5404 (ISA_HAS_DCLZ_DCLO): Ditto.
5405 (ABI_GAS_ASM_SPEC): New.
5406 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5409 (SUBTARGET_CC1_SPEC): Ditto.
5410 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5411 (PAD_VARARGS_DOWN): Support MEABI.
5412 (HARD_REGNO_NREGS): Move to mips.c.
5413 (ASM_OUTPUT_IDENT): Add #undef.
5414 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5415 (mulsi3): Use GENERATE_MULT3_SI.
5416 (mulsi3_mult3): Ditto. Support mips32, mips64.
5417 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5418 (mul_sub_si): New pattern.
5419 (unnamed splitters): New.
5420 (muldi3): Use GENERATE_MULT3_DI.
5421 (muldi3_internal2): Ditto.
5422 (movdicc): Support mips32.
5423 * config/mips/t-isa3264: New file.
5425 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5427 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5428 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5429 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5431 * reorg.c (fill_slots_from_thread): After call to
5432 steal_delay_list_from_target, update own_thread as new_thread may
5435 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5437 * cpperror.c (print_location): Take line and column, for
5438 default positioning use the previously lexed token.
5439 (_cpp_begin_message): Take line and column.
5440 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5441 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5442 * cpphash.h (_cpp_begin_message): Update prototype.
5443 * cppinit.c (push_include): Don't set output line.
5444 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5445 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5446 (do_pragma): Kludge for front ends. Don't expand macros at all.
5447 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5448 (struct cpp_token): Remove output_line.
5449 (struct cpp_callbacks): New member line_change.
5450 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5451 cpp_get_token): Preserve BOL flag.
5452 (cpp_get_line): Remove.
5453 (_cpp_backup_tokens): Remove useless abort().
5454 * cppmain.c (cb_line_change): New.
5455 (scan_translation_unit): Don't worry about starting new lines here.
5456 * scan-decls.c (scan_decls): Update.
5457 * c-lex.c (c_lex, init_c_lex): Update.
5458 (cb_line_change, src_lineno): New.
5460 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5462 * tree.c (append_random_chars): Generate the random
5463 characters in a reproducable fashion.
5465 2001-09-14 Richard Henderson <rth@redhat.com>
5467 * config/i386/i386.c (internal_label_prefix): New.
5468 (internal_label_prefix_len): New.
5469 (override_options): Set them.
5470 (local_symbolic_operand): New.
5471 (legitimate_pic_address_disp_p): Use it.
5472 (legitimize_pic_address): Likewise.
5474 2001-09-14 Marc Espie <espie@openbsd.org>
5476 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5479 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5481 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5482 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5484 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5486 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5487 invocation of SUBREG_REGNO_OFFSET.
5489 * haifa-sched.c: Fix typo in FSF copyright statement.
5490 * sched-deps.c: Fix typo in FSF copyright statement.
5491 * sched-ebb.c: Fix typo in FSF copyright statement.
5492 * sched-rgn.c: Fix typo in FSF copyright statement.
5493 * sched-vis.c: Fix typo in FSF copyright statement.
5495 * config.gcc: Move inclusion of arm elf specific header files
5496 from the files themselves into the tm_file variable. Make
5497 sure that elfos.h is included before target specific elf
5499 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5501 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5502 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5503 ASM_OUTPUT_CASE_LABEL): Protect definition.
5504 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5505 not already defined.
5506 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5507 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5508 Remove duplicate definition.
5509 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5510 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5511 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5512 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5513 Remove inclusion of arm/elf.h.
5514 * config/arm/unknown-elf.h: as for conix-elf.h.
5515 (STARTFILE_SPEC): Include crti.o and crtn.o.
5516 * config/arm/linux-elf.h: as for conix-elf.h.
5517 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5518 * config/arm/strongarm-elf.h: Remove inclusion of
5520 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5521 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5522 unknown-elf.h and elf.h.
5523 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5524 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5525 ASM_WEAKEN_LABEL): Remove redundant definition.
5526 * config/arm/elf.h: Test for inclusion of elfos.h
5527 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5528 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5529 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5530 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5531 redundant definition.
5532 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5533 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5534 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5535 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5536 Add rules to build crti.o and crtn.o
5537 * crti.asm: New file.
5538 * crtn.asm: New file.
5540 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5542 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5543 * cpphash.h (struct tokenrun): Add prev.
5544 (struct lexer_state): Remove bol.
5545 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5546 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5548 * cppinit.c (cpp_create_reader): Don't set bol.
5549 (cpp_destroy): Don't free lookaheads.
5550 * cpplex.c (lex_directive): Remove.
5551 (next_tokenrun): Update.
5552 (_cpp_lex_token): Clean up logic.
5553 (lex_token): Update to return a pointer to lexed token, since it
5554 can move to the start of the buffer. Simpify newline handling.
5555 * cpplib.c (SEEN_EOL): Update.
5556 (skip_rest_of_line): Remove lookahead stuff.
5557 (end_directive): Line numbers are already incremented. Revert
5558 to start of lexed token buffer if we can.
5559 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5560 parse_answer): Use _cpp_backup_tokens.
5561 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5562 instead. Don't check for EOL.
5563 (do_include_common, do_line, do_pragma_system_header): Use
5565 * cpplib.h (BOL, _cpp_backup_tokens): New.
5566 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5567 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5568 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5569 (builtin_macro): Don't use cpp_get_line.
5570 (cpp_get_line): Short term kludge.
5571 (parse_arg): Handle directives in arguments here. Back up when
5572 appropriate. Store EOF at end of argument list.
5573 (funlike_invocation_p): Use _cpp_backup_tokens.
5574 (push_arg_context): Account for EOF at end of list.
5575 (cpp_get_token): Remove lookahead stuff. Update.
5577 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5579 * c-parse.in (yyerror): Const-ification and/or static-ization.
5580 * c-typeck.c (push_member_name): Likewise.
5581 * collect2.c (main): Likewise.
5582 * dbxout.c (dbxout_parms): Likewise.
5583 * diagnostic.c (format_with_decl): Likewise.
5584 * dwarf2out.c (output_ranges): Likewise.
5585 * dwarfout.c (fundamental_type_code): Likewise.
5586 * except.c (dw2_output_call_site_table): Likewise.
5587 * gcc.c (do_spec_1): Likewise.
5588 * genopinit.c (optabs): Likewise.
5589 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5590 gen_declaration_1, handle_impent): Likewise.
5591 * protoize.c (default_include, in_system_include_dir, abspath):
5593 * sched-vis.c (visualize_stall_cycles): Likewise.
5594 * sdbout.c (plain_type_1, sdbout_end_function,
5595 sdbout_end_epilogue): Likewise.
5596 * varasm.c (decode_reg_name): Likewise.
5598 * 1750a.c (mod_regno_adjust): Likewise.
5599 * alpha.c (alpha_write_one_linkage,
5600 unicosmk_output_default_externs): Likewise.
5601 * arm.c (arm_condition_codes): Likewise.
5602 * arm.h (arm_condition_codes): Likewise.
5603 * avr.c (output_movsisf, encode_section_info): Likewise.
5604 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5606 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5607 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5608 * m88k.c (output_function_profiler): Likewise.
5609 * mips.c (mips_output_conditional_branch): Likewise.
5610 * ns32k.c (ns32k_out_reg_names): Likewise.
5611 * ns32k.h (ns32k_out_reg_names): Likewise.
5612 * pj.c (pj_output_rval): Likewise.
5613 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5614 * sparc.c (sparc_flat_function_prologue,
5615 sparc_flat_function_epilogue): Likewise.
5617 2001-09-13 Markus Werle <numerical.simulation@web.de>
5618 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5620 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5621 Aachen University of Technology".
5623 2001-09-13 Andreas Schwab <schwab@suse.de>
5625 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5628 2001-09-13 Richard Henderson <rth@redhat.com>
5630 * config/alpha/alpha.c (small_symbolic_operand): New.
5631 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5632 (some_operand, input_operand): Don't handle HIGH.
5633 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5634 (alpha_expand_mov): Likewise.
5635 (print_operand) [H]: Just print HIGH symbol.
5636 (print_operand_address): Handle small data.
5637 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5638 (TARGET_SWITCHES): Add -msmall-data/large-data.
5639 (PIC_OFFSET_TABLE_REGNUM): New.
5640 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5641 (PREDICATE_COES): Update.
5642 * config/alpha/alpha.md (adddi_er_high): New.
5643 (adddi_er_low): Handle small data.
5644 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5645 prefer .sdata to .rodata.
5646 (SELECT_RTX_SECTION): Likewise.
5648 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5650 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5651 defining __size_t and leaving size_t undefined.
5653 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5655 * basic-block.h (expunge_block): Declare.
5656 * cfg.c (expunge_block): Remove static declaration.
5658 2001-09-12 Richard Henderson <rth@redhat.com>
5660 * integrate.c (copy_insn_list): Copy label name from
5661 NOTE_INSN_DELETED_LABEL.
5663 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5665 * c-common.c (c_tree_code_name): Const-ification.
5666 * c-decl.c (c_decode_option): Likewise.
5667 * c-typeck.c (warn_for_assignment): Likewise.
5668 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5670 * cppinit.c (output_deps): Likewise.
5671 * dependence.c (dependence_string, direction_string): Likewise.
5672 * dwarf2out.c (output_ranges): Likewise.
5673 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5674 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5675 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5676 standard_startfile_prefix, standard_startfile_prefix_1,
5677 standard_startfile_prefix_2, tooldir_base_prefix,
5678 standard_bindir_prefix, find_a_file): Likewise.
5679 * genattrtab.c (make_length_attrs): Likewise.
5680 * gencheck.c (tree_codes): Likewise.
5681 * genemit.c (gen_split): Likewise.
5682 * genrecog.c (special_mode_pred_table): Likewise.
5683 * graph.c (graph_ext): Likewise.
5684 * protoize (default_include): Likewise.
5685 * reload.c (reload_when_needed_name): Likewise.
5686 * sched-vis.c (visualize_stall_cycles): Likewise.
5687 * tlink.c (recompile_files): Likewise.
5688 * toplev.c (decode_g_option): Likewise.
5689 * tradcpp.c (output_deps): Likewise.
5690 * varasm.c (decode_reg_name): Likewise.
5692 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5695 * avr.c (avr_regnames, encode_section_info): Likewise.
5696 * c4x.c (float_reg_names): Likewise.
5697 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5698 * elfos.h (const_section): Likewise.
5699 * i386.c (ix86_comp_type_attributes): Likewise.
5700 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5701 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5702 * ia64.c (type_names): Likewise.
5703 * m68hc11.c (reg_class_names): Likewise.
5704 * m88k.c (m_options): Likewise.
5705 * mips.c (mips_output_conditional_branch, mips_unique_section):
5707 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5708 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5709 ultra_code_names): Likewise.
5710 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5712 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5714 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5715 Use --fatal-warnings option for gas.
5716 * configure: Rebuilt.
5718 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5720 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5722 2001-09-11 Jim Wilson <wilson@redhat.com>
5724 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5726 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5728 * builtins.c (c_strlen): Treat an offset too large for a
5729 HOST_WIDE_INT as out of range.
5731 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5733 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5734 (EDGE_CRITICAL_P): New predicate.
5735 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5737 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5738 (dump_edge_info): Remove "crit".
5739 * cfganal.c (mark_critical_edges): Kill.
5740 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5741 * cfgcleanup.c (cleanup_cfg): Likewise.
5742 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5743 (find_spanning_tree): Likewise.
5744 * reg-stack.c (convert_regs_1): Likewise.
5745 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5747 * basic-block.h (create_basic_block_structure): New.
5748 (create_basic_block): Update prototype.
5749 (force_nonfallthru): New.
5750 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5751 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5752 handle updating of block_for_insn, creating of empty BBs and BBs at
5753 the end of INSN chain.
5754 (create_basic_block): New function.
5755 (split_block): Use create_basic_block.
5756 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5757 (redirect_edge_and_branch_force): ... here.
5758 (force_nonfallthru): New.
5759 (split_edge): Rewrite to use force_nonfallthru and create_block.
5760 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5761 (find_basic_blocks): Free basic_block_for_insn.
5762 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5764 * cfg.c: Fix formating.
5765 * cfgcleanup.c: Fix formating.
5766 (merge_blocks, tail_recursion_label_p): Return bool.
5767 (merge_blocks_move_predecessor_nojumps,
5768 merge_blocks_move_successor_nojumps): Return void.
5770 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5772 * configure.in: Check whether assembler supports section merging.
5773 * config.in: Rebuilt.
5774 * configure: Rebuilt.
5775 * varasm.c (variable_section, output_constant_pool): Pass alignment
5776 to SELECT_SECTION and SELECT_RTX_SECTION.
5777 (mergeable_string_section): New.
5778 (mergeable_constant_section): New.
5779 (default_elf_asm_named_section): Output SECTION_MERGE and
5780 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5781 * output.h (mergeable_string_section): New.
5782 (mergeable_constant_section): New.
5783 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5784 * toplev.c (flag_merge_constants): New.
5785 (f_options): Add -fmerge-constants and -fmerge-all-constants
5787 (toplev_main): Default to -fno-merge-constants if not optimizing.
5788 * flags.h (flag_merge_constants): Add extern.
5789 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5790 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5792 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5793 Define if assembler has working .subsection -1 support.
5794 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5795 Put constant into special SHF_MERGE sections if the linker should
5796 attempt to merge duplicates.
5797 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5799 Put constant into special SHF_MERGE sections if the linker should
5800 attempt to merge duplicates.
5801 * config/alpha/elf.h: Likewise.
5802 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5803 has working .subsection -1 support.
5804 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5806 * config/svr3.h: Likewise.
5807 * config/darwin.h: Likewise.
5808 * config/arm/aof.h: Likewise.
5809 * config/arm/linux-elf.h: Likewise.
5810 * config/avr/avr.h: Likewise.
5811 * config/c4x/c4x.h: Likewise.
5812 * config/d30v/d30v.h: Likewise.
5813 * config/i386/dgux.h: Likewise.
5814 * config/i386/osfrose.h: Likewise.
5815 * config/i386/sco5.h: Likewise.
5816 * config/i386/svr3gas.h: Likewise.
5817 * config/ia64/aix.h: Likewise.
5818 * config/m32r/m32r.h: Likewise.
5819 * config/m68k/m68k.h: Likewise.
5820 * config/m88k/dgux.h: Likewise.
5821 * config/m88k/m88k.h: Likewise.
5822 * config/mcore/mcore-pe.h: Likewise.
5823 * config/mips/mips.h: Likewise.
5824 * config/pa/pa.h: Likewise.
5825 * config/pa/pa-linux.h: Likewise.
5826 * config/romp/romp.h: Likewise.
5827 * config/rs6000/sysv4.h: Likewise.
5828 * config/rs6000/xcoff.h: Likewise.
5829 * config/s390/linux.h: Likewise.
5830 * config/sparc/sparc.h: Likewise.
5831 * config/sparc/sysv4.h: Likewise.
5832 * config/stormy16/stormy16.h: Likewise.
5833 * config/v850/v850.h: Likewise.
5834 * config/vax/vms.h: Likewise.
5835 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5836 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5837 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5838 default_elf_asm_named_section for SHF_MERGE sections.
5840 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5842 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5845 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5847 * c-common.c (split_specs_attrs): Allow for empty attributes with
5848 empty TREE_PURPOSE. Fixes PR c/4294.
5850 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5852 * basic-block.h (cached_make_edge, make_single_succ): New.
5853 (make_edge): Remove first parameter.
5854 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5855 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5856 created edge; use obstack allocation.
5857 (make_edge, make_single_succ_edge): New.
5858 (first_removed_edge): New static variable.
5859 (init_flow): Initialize first_removed_edge and n_edges.
5860 (clear_edges): Use remove_edge.
5861 (flow_delete_block): Likewise.
5862 (remove_edge): Add removed edges to the removed edges list.
5863 (split_block, redirect_edge_and_branch_force, split_edge):
5865 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5866 (add_noreturn_fake_exit_edges): Likewise.
5867 (connect_infinite_loops_to_exit): Liekwise.
5868 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5869 Use cached_make_edge.
5870 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5871 * profile.c (branch_prob): Update make_edge call.
5872 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5874 2001-09-11 Richard Henderson <rth@redhat.com>
5876 * config/alpha/alpha.c: Tidy formatting.
5877 (local_symbolic_operand): Verify mode.
5878 (alpha_sa_mask): Ignore unicos for eh_return.
5879 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5880 * config/alpha/alpha.md (umk divsi patterns): Remove.
5881 (extendsfdf2): Remove unicos check.
5882 (tablejump): Merge vms and unicos code; always use direct set
5885 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5887 * config.gcc (alpha*-*-unicosmk*): New target.
5889 * config/alpha/alpha-protos.h (symbolic_operand,
5890 unicosmk_add_call_info_word, unicosmk_add_extern,
5891 unicosmk_defer_case_vector, unicosmk_unique_section,
5892 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5893 unicosmk_asm_file_start, unicosmk_asm_file_end,
5894 unicosmk_output_common): Declare.
5896 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5897 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5898 alpha_does_function_need_gp, alpha_end_function): Support Cray
5900 (alpha_init_machine_status, alpha_mark_machine_status,
5901 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5902 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5903 unicosmk_asm_named_section, unicosmk_insert_attributes,
5904 unicosmk_section_type_flags, symbolic_operand,
5905 unicosmk_output_module_name, unicosmk_output_default_externs,
5906 unicosmk_output_dex, unicosmk_output_externs,
5907 unicosmk_output_addr_vec, unicosmk_ssib_name,
5908 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5909 unicosmk_asm_file_end, unicosmk_output_common,
5910 unicosmk_section_type_flags, unicosmk_unique_section,
5911 unicosmk_add_call_info_word, unicosmk_text_section,
5912 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5913 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5914 unicosmk_dex_count, unicosmk_special_name): New.
5915 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5916 TARGET_ABI_UNICOSMK.
5917 (get_aligned_mem, alpha_expand_unaligned_load,
5918 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5919 alpha_expand_unaligned_store_words): Support big-endian mode.
5920 (print_operand): Likewise. New format specifier 't'. Use
5921 TARGET_AS_SLASH_BEFORE_SUFFIX.
5922 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5923 (alpha_pv_save_size): Update with above change.
5924 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5925 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5928 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5929 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5930 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5931 (EXTRA_CONSTRAINT): New constraint 'U'.
5932 (PREDICATE_CODES): Add symbolic_operand.
5934 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5935 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5936 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5937 (integer division and modulus patterns): Split in default and
5939 (*divmodsi_internal, *divmoddi_internal): Disable for
5940 TARGET_ABI_UNICOSMK.
5941 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5942 little-endian and big-endian versions.
5943 (ext, ins, msk): Likewise.
5944 (extv, extzv, insv): Support big-endian mode.
5945 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5946 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5947 *tablejump_umk_internal, *call_value_umk): New.
5948 (*movdi_nofix): Add pattern for loading an address into a register on
5949 TARGET_ABI_UNICOSMK.
5950 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5951 (umk_mismatch_args, arg_home_umk): New.
5952 (various insns): Don't use mov, fmov, nop, fnop and unop.
5953 (realign): Support TARGET_ABI_UNICOSMK.
5955 * config/alpha/unicosmk.h: New file.
5956 * config/alpha/t-unicosmk: New file.
5958 * fixinc/inclhack.def (unicosmk_restrict): New.
5959 * fixinc/fixincl.x: Regenerate.
5961 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5962 (wchar_t): Check for and define __WCHAR_T__.
5964 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5966 * combine.c (simplify_shift_const): Treat shifts by the mode
5969 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5971 * cpphash.h (struct tokenrun): New.
5972 (struct cpp_context): New member bol.
5973 (struct cpp_reader): New members.
5974 (_cpp_init_tokenrun): New.
5975 * cppinit.c (cpp_create_reader): Set up the token runs.
5976 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5977 (lex_token): New internalised version of _cpp_lex_token. Don't
5978 handle directives or the multiple include opimisation here any
5979 more. Simply lex a token.
5980 * cpplib.c (run_directive): Clear bol.
5981 (_cpp_pop_buffer): Set bol.
5982 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5985 2001-09-11 Michael Meissner <meissner@redhat.com>
5987 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5988 give an error if the user uses -mfp32.
5989 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5991 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5992 floating point register size.
5993 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5995 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5996 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5998 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5999 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6001 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6003 * dbxout.c (dbxout_parms): Fix typo in comment.
6004 * unroll.c (loop_find_equiv_value): Ditto.
6005 * toplev.c (rest_of_compilation): Ditto.
6006 * loop.c (scan_loop): Ditto.
6007 * dwarf2out.c (struct dw_fde_struct): Ditto.
6009 2001-09-10 Zack Weinberg <zackw@panix.com>
6011 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6012 copying identifier when we're just going to throw it away.
6013 (parse_identifier_slow): New routine to handle abnormal cases.
6014 (_cpp_lex_token): Update call site.
6016 * hashtable.c (ht_lookup): Don't assume that the string we've
6017 been given is NUL-terminated.
6018 * system.h: #define __builtin_expect(a, b) to (a) if not
6021 2001-09-10 Michael Meissner <meissner@redhat.com>
6023 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6026 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6028 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6030 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6032 * builtins.c (c_getstr): Correct thinko in last change and further
6035 2001-09-10 Tim Freeman <tim@fungibole.com>
6037 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6038 into varray's and register them as roots with the garbage
6039 collector so they are not collected too soon.
6041 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6043 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6045 * basic-block.h (flow_obstack, label_value_list,
6046 tail_recursion_label_list): Declare
6047 (tidy_fallthru_edges): Declare.
6048 (expunge_block, last_loop_beg_note): Delete.
6049 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6051 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6052 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6053 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6054 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6055 expunge_block, flow_delete_block, compute_bb_for_insn,
6056 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6057 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6058 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6059 try_redirect_by_replacing_jump, last_loop_beg_note,
6060 redirect_edge_and_branch, redirect_edge_and_branch_force,
6061 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6062 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6063 commit_edge_insertions, dump_flow_info, debug_flow_info,
6064 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6065 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6066 Move here from flow.c
6067 * cfganal.c: New file.
6068 (forwarder_block_p, can_fallthru, mark_critical_edges,
6069 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6070 find_unreachable_blocks, create_edge_list, free_edge_list,
6071 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6072 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6073 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6074 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6075 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6076 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6077 Move here from flow.c
6078 * cfgbuild.c: New file
6079 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6080 make_edges, find_basic_blocks_1, find_basic_blocks,
6081 find_sub_basic_blocks): Move here from flow.c
6082 * cfgcleanup.c: New file.
6083 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
6084 merge_blocks_move_predecessor_nojumps,
6085 merge_blocks_move_successor_nojumps, merge_blocks,
6086 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6087 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
6088 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
6090 * cfgloop.c: New file
6091 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
6092 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
6093 flow_loop_exit_edges_find, flow_loop_nodes_find,
6094 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6095 flow_loop_tree_node_add, flow_loops_tree_build,
6096 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
6097 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
6098 Move here from flow.c
6099 * flow.c: Remove everything moved elsewhere
6100 * output.h (cleanup_cfg): Return bool.
6102 * bb-reorder.c (reorder_block_def): Remove 'index'.
6103 (insert_intra_1): Add argument BB, set block for new note.
6104 (make_reorder_chain): Do not depdent on BB indexes.
6105 (make_reorder_chain_1): Do not use BB indexes.
6106 (label_for_bb): Likewise; set BB for new insn.
6107 (emit_jump_to_block_after): Likewise.
6108 (fixup_reoder_chain): Sanity check that all basic blocks
6109 are chained; verify newly created insn chain; remove
6110 undocnitional jump simplifying; Do not use BB indexes;
6111 properly initialize count and frequency information;
6112 dump reordered sequence.
6113 (insert_intra_bb_scope_notes): update call of insert_intra_1.
6114 (insert_inter_bb_scope_notes): Set block for new insn.
6115 (reorder_basic_blocks): Dump flow info before reoredering.
6117 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6119 * alias.c (clear_reg_alias_info): Use K&R format definition.
6120 Avoid unsigned warning.
6121 * builtins.c: Use "unsigned int", not "unsigned".
6122 (target_char_cast): Use host_integerp and tree_low_cst.
6123 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
6124 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
6125 (c_getstr): Likewise.
6126 (std_expand_builtin_va_arg): Use int_size_in_bytes.
6127 (builtin_memcpy_read_str): Avoid unsigned warning.
6128 (expand_builtin_memcpy): Alignments are unsigned.
6129 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
6130 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
6131 * predict.c (expensive_function_p): LIMIT now unsigned.
6132 * resource.c (mark_target_live_regs): Make some vars unsigned.
6133 * sdbout.c: Use "unsigned int", not "unsigned".
6134 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
6135 (sdbout_source_line): Likewise.
6136 (sdbout_record_type_name): Remove "const" for NAME declaration.
6137 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
6139 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
6141 * calls.c (store_one_arg): Expand comment.
6143 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6145 * calls.c (store_one_arg): Make sure that the entire argument is
6146 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
6148 2001-09-09 Richard Henderson <rth@redhat.com>
6150 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
6152 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
6154 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
6156 2001-09-09 Richard Henderson <rth@redhat.com>
6158 * config/alpha/alpha.c (alpha_next_sequence_number): New.
6159 (alpha_this_literal_sequence_number): New.
6160 (alpha_this_gpdisp_sequence_number): New.
6161 (some_operand, input_operand): Add HIGH.
6162 (local_symbolic_operand): New.
6163 (alpha_encode_section_info): New.
6164 (alpha_legitimate_address_p): Allow LO_SUM.
6165 (alpha_legitimize_address): Generate HIGH+LO_SUM.
6166 (alpha_expand_mov): Likewise.
6167 (secondary_reload_class): Check memory_operand not general_operand
6169 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
6170 (alpha_expand_unaligned_store): Likewise.
6171 (alpha_expand_unaligned_load_words): Likewise.
6172 (alpha_expand_unaligned_store_words): Likewise.
6173 (alpha_expand_block_clear): Likewise.
6174 (print_operand): Handle %#, %*, %H.
6175 (print_operand_address): Handle LO_SUM.
6177 (alpha_does_function_need_gp): Use it.
6178 (alpha_expand_block_move): Fix signed compare warnings.
6179 (alpha_sa_mask, alpha_align_insns): Likewise.
6180 * config/alpha/alpha-protos.h: Update.
6181 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
6182 (MASK_EXPLICIT_RELOCS): New.
6183 (TARGET_SWITCHES): Add -mexplicit-relocs.
6184 (EXTRA_CONSTRAINT): Add 'T'.
6185 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
6186 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
6187 (ENCODE_SECTION_INFO): Out line.
6188 (REDO_SECTION_INFO_P): New.
6189 (STRIP_NAME_ENCODING): New.
6190 (ASM_OUTPUT_LABELREF): New.
6191 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
6192 (PREDICATE_CODES): Update.
6193 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
6194 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
6195 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
6196 builtin_setjmp_receiver_er, exception_receiver_1_er,
6197 call_value_osf_1_er): New patterns.
6198 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
6199 (movqi, movhi, movsi): Add explicit $31 base register to lda.
6200 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
6201 (FINAL_PRESCAN_INSN): New.
6203 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
6205 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
6207 2001-09-08 Andreas Jaeger <aj@suse.de>
6209 * i386.h (TARGET_SWITCHES): Fix description.
6211 2001-09-07 David Edelsohn <edelsohn@gnu.org>
6213 * rs6000.c (num_insns_constant): Compute number of instructions
6216 * doc/install.texi: Explain AIX exception handling work-around.
6217 Update URL for AIX fixes.
6219 2001-09-07 Jim Wilson <wilson@redhat.com>
6221 * alias.c (clear_reg_alias_info): New.
6222 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
6223 * rtl.h (clear_reg_alias_info): Declare.
6225 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6227 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
6229 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
6230 (m16m,edivm,emulm): Change declaration to match definition.
6232 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6234 * reload.c (push_reload): Check for subreg_lowpart_p instead of
6235 SUBREG_BYTE being 0 when determining if the inner part of a subreg
6238 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6240 * c-common.c (signed_or_unsigned_type): Handle machine mode types
6241 which have no corresponding C type.
6242 * fold_const.c (target_isinf,target_isnan,target_negative): Update
6243 the representation of 64-bit doubles to work with 64-bit ints.
6245 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
6247 * config/mips/mips.c (override_options): Do not override ISA when ABI
6248 specified if MIPS_CPU_STRING_DEFAULT was specified.
6250 2001-09-07 Richard Henderson <rth@redhat.com>
6252 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
6253 (express_from_1): Wrap lines.
6254 * rtlanal.c (commutative_operand_precedence): Rename from
6255 operand_preference; export.
6256 * rtl.h: Declare it.
6257 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
6258 (simplify_binary_operation): Invoke simplify_plus_minus on
6259 (CONST (PLUS ...)) as well.
6260 (struct simplify_plus_minus_op_data): New.
6261 (simplify_plus_minus_op_data_cmp): New.
6262 (simplify_plus_minus): Use them. Avoid infinite recursion with
6263 simplify_binary_operation wrt CONST.
6265 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
6267 * h8300-protos.h (general_operand_dst_push): Remove.
6268 * h8300.c (general_operand_dst_push): Likewise.
6269 * h8300.h (OK_FOR_T): Likewise.
6270 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
6271 * h8300.md (pushqi_h8300): New.
6272 (pushqi_h8300hs): Likewise.
6274 (pushhi_h8300): Likewise.
6275 (pushhi_h8300hs): Likewise.
6278 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6280 * genattrtab.c (attr_printf): First arg is unsigned.
6281 Clean up formatting of callers.
6283 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
6285 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
6288 2001-09-07 Andreas Jaeger <aj@suse.de>
6290 * i386.h (TARGET_SWITCHES): Fix descriptions.
6292 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6294 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
6296 2001-09-06 Ira Ruben <ira@apple.com>
6298 Remove OP_IDENTIFIER.
6299 * tree.def (OP_IDENTIFIER): Remove.
6300 * tree.c (tree_node_kind enum): Remove op_id_kind.
6301 (tree_node_kind_names): Remove "op_identifiers".
6302 (make_node): Remove OP_IDENTIFIER test.
6303 (build_op_identifier): Removed because it isn't being used.
6304 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
6305 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
6307 2001-09-06 Richard Henderson <rth@redhat.com>
6309 * simplify-rtx.c (simplify_binary_operation): Revert last change.
6311 2001-09-06 Richard Henderson <rth@redhat.com>
6313 * simplify-rtx.c (simplify_binary_operation): Simplify contents
6316 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6318 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
6319 number used for CR register.
6321 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6322 Joern Rennecke (amylaar@cygnus.com)
6324 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
6325 * h8300.c (initial_offset): Handle offset between RP and FP.
6326 (h8300_return_addr_rtx): New function.
6327 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
6329 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
6330 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6331 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
6332 (CAN_ELIMINATE, REGISTER_NAMES):
6333 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
6335 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
6337 Remove TYPE_NONCOPIED_PARTS.
6338 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
6339 (struct tree_type): Remove noncopied_parts.
6340 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
6341 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
6342 (fixed_type_p): Remove.
6343 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
6344 (expand_expr, MODIFY_EXPR): Likewise.
6345 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
6346 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
6348 2001-09-06 Alan Modra <amodra@bigpond.net.au>
6350 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
6352 (mask64_operand): Likewise.
6353 (includes_rldic_lshift_p): Likewise.
6354 (includes_rldicr_lshift_p): Likewise.
6356 2001-09-05 Ziemowit Laski <zlaski@apple.com>
6358 * objc/objc-act.c (build_message_expr): If a class method cannot
6359 be found, do not issue a warning if a corresponding instance
6360 method exists in the root class.
6362 2001-09-05 Richard Henderson <rth@redhat.com>
6364 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
6366 2001-09-05 Zack Weinberg <zack@codesourcery.com>
6368 * function.c (ggc_mark_struct_function): Mark f->outer.
6369 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
6370 * integrate.c (output_inline_function): ... not here.
6372 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6374 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
6376 * i386.c (size_cost): New static variable.
6377 (override_function): Use size_cost when -Os is specified.
6379 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
6380 properly; Use current_function_calls_eh_return.
6381 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
6382 use leave to avoid dependency chain.
6384 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
6385 get BB loop_depth instead of computing it from LOOP notes.
6387 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
6389 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6391 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6392 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6393 UNALIGNED_DOUBLE_INT_ASM_OP): Define
6395 2001-09-05 Jeffrey A Law (law@cygnus.com)
6396 Jason Merrill (jason@redhat.com)
6398 * stor-layout.c (layout_type): Complain if an array's size can
6399 not be represented in a size_t.
6401 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
6403 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
6405 * gcc.c: (process_command) Add parentheses around assignment
6406 used as truth value.
6408 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6410 * config/mips/mips.c (save_restore_insns): Don't mark any register
6411 save slots as unchanging if current_function_calls_eh_return.
6413 2001-09-05 Richard Henderson <rth@redhat.com>
6415 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6416 * config/alpha/alpha-protos.h: Declare it.
6417 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6418 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6419 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6420 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6421 (REG_OK_FOR_BASE_P): Select one of the above.
6423 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6425 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6426 (crti.o): Prefix name of object file with $(T).
6429 2001-09-05 David S. Miller <davem@redhat.com>
6431 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6432 * config/sparc/linux64.h: Likewise.
6434 2001-09-05 Andreas Jaeger <aj@suse.de>
6436 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6437 available anymore, remove the documentation.
6438 (i386 Options): Fix typo, cleanup index entries.
6440 * prefix.c (concat): Remove, we can use the version from liberty.
6442 2001-09-05 Richard Henderson <rth@redhat.com>
6444 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6445 New functions split out of md file expanders.
6446 * config/alpha/alpha-protos.h: Declare them.
6447 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6449 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6451 * cppmacro.c (funlike_invocation_p): No need to restore context.
6453 2001-09-04 Richard Henderson <rth@redhat.com>
6455 * reload.c (push_reload): Export.
6456 * reload.h (push_reload): Declare it.
6458 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6459 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6460 * config/alpha/alpha.c (alpha_legitimize_address): New.
6461 (alpha_legitimize_reload_address): Likewise.
6462 * config/alpha/alpha-protos.h: Declare them.
6464 2001-09-04 Stan Shebs <shebs@apple.com>
6466 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6467 * config/darwin.c (machopic_stub_name): Account for internally
6468 generated lib calls such as memcpy.
6470 2001-09-04 Richard Henderson <rth@redhat.com>
6472 * unwind.h (_UA_END_OF_STACK): New flag.
6473 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6475 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6477 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6479 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6481 * config/mips/mips.c (save_restore_insns): Change base_offset to
6482 fp_offset in second call to mips_emit_frame_related_store.
6484 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6486 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6487 sometimes be represented as a NOTE of type
6488 NOTE_INSN_DELETED_LABEL.
6489 (Insns): Document NOTE_INSN_DELETED_LABEL.
6491 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6493 * c-common.h (tree_dump_index): Add more comments.
6494 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6495 (dump_option_value_info): New struct.
6496 (dump_options): New array.
6497 (dump_switch_p): Parse switch options symbolically.
6498 * doc/invoke.texi (-fdump-ast): Rename to ...
6499 (-fdump-tree): ... here. Document that options are symbolic, and
6500 not all are applicable.
6502 2001-09-04 David S. Miller <davem@redhat.com>
6504 * config/sparc/sparc.md (define_splits): Kill constraints.
6506 Cleanup redundant and unused insn attributes.
6507 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6508 binary, and move. Mark ialu as default.
6509 (commented out define_function_unit "alu"): Kill.
6510 (define_attr "use_clobbered"): Kill.
6511 (whole file): Kill address insn type references. Replace
6512 all unary/binary/move references with ialu.
6513 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6514 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6517 Simplify length insn attribute and make more judicious use
6518 of insn attribute defaulting.
6519 * config/sparc/sparc.md (all insns with length > one): Mark as
6520 insn type multi if real instructions, else use default if
6521 it is a forced splitter.
6522 (all insns with length == one): Use default insn length.
6523 (all insns of type ialu): Use default insn type.
6525 Fix erroneous insn attribute settings.
6526 (addx): Set insn type to misc.
6527 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6528 const_umulsidi3_sp64): Set insn type to imul.
6530 Track SFmode vs DFmode insns according to UltraSPARC
6532 * config/sparc/sparc.md ("fptype"): New attribute, default
6534 (all DFmode single insns): Mark as fptype "double".
6536 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6538 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6540 2001-09-03 Richard Henderson <rth@redhat.com>
6542 * function.h (struct function): Add arg_pointer_save_area_init.
6543 * function.c (expand_function_end): Init arg_pointer_save_area.
6544 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6545 when called from a nested function.
6547 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6549 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6552 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6554 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6556 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6558 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6559 (emit_push_insn): Use specified padding direction when
6560 STACK_PUSH_CODE is POST_INC.
6562 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6564 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6566 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6568 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6570 * cppinit.c (cpp_start_read): Free the imacros list as we
6571 traverse it. Don't free the chains before returning.
6572 (_cpp_push_next_buffer): Only try pushing buffers if we've
6573 completed -imacros handling.
6575 2001-08-31 Eric Christopher <echristo@redhat.com>
6577 * gcc.c (handle_braces): Add explaination for abort.
6579 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6581 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6582 move adjustment of bitpos instead.
6584 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6586 * function.c: Remove all_functions. Make outer_function_chain
6588 (init_function_start): Don't add new function structure to
6590 (find_function_data, push_function_context_to,
6591 pop_function_context_from, put_var_into_stack,
6592 trampoline_address): Update for changed structure element names.
6593 (push_function_context_to): Disentangle.
6594 (free_after_compilation): Also free F.
6595 (expand_dummy_function_end): Don't free cfun here.
6596 (put_var_into_stack): Comment why we can't use find_function_data here.
6597 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6598 (mark_function_chain): Split into maybe_mark_struct_function and
6599 ggc_mark_struct_function. Export the latter.
6600 (init_function_once): Mark from cfun and outer_function_chain;
6603 * function.h (struct function): Kill next_global. Rename next
6604 to outer. All users updated to match.
6605 (all_functions, outer_function_chain): Don't declare.
6607 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6608 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6609 don't touch f->inlinable, after calling rest_of_compilation.
6611 * tree.h: Forward-declare struct function. Prototype
6612 ggc_mark_struct_function.
6614 2001-08-31 Kazu Hirata <kazu@hxi.com>
6616 * config/h8300/h8300.md (*andorhi3): Fix typos.
6618 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6620 * calls.c (emit_library_call_value): Don't use a fixed
6621 argument after VA_CLOSE, i.e. out of scope in traditional C.
6623 * emit-rtl.c (gen_rtvec): Likewise.
6625 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6627 * Makefile.in (c-pragma.o): Depend on output.h.
6628 (reorg.o): Depend on except.h.
6630 * c-pragma.c: Include output.h.
6632 * reorg.c: Include except.h.
6634 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6636 2001-08-31 Richard Henderson <rth@redhat.com>
6638 * sched-deps.c (add_dependence): Don't elide dependency if the
6639 conditional used by insn is modified in elem.
6641 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6643 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6645 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6647 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6650 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6652 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6654 (stormy16_asm_out_constructor): New function.
6655 (TARGET_ASM_CONSTRUCTOR): Define.
6656 (TARGET_ASM_DESTRUCTOR): Define.
6658 2001-08-31 Andreas Jaeger <aj@suse.de>
6660 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6661 * loop.c (add_label_notes): Likewise.
6662 * reload.c (find_reloads): Likewise.
6663 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6665 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6667 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6668 code here. Take _Unwind_{W,Sw}ord*.
6669 (read_encoded_value_with_base): Use them.
6670 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6672 (extract_cie_info): Simplify read_?leb128 handling.
6673 (execute_stack_op, execute_cfa_program): Likewise.
6674 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6676 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6678 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6679 the frame pointer to pop the stack if convenient.
6681 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6682 Don't use post-increment before combine.
6683 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6684 a call-saved register.
6686 2001-08-31 Andreas Jaeger <aj@suse.de>
6688 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6691 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6693 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6694 not DIV/MOD, of course.
6696 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6698 * rtl.def: Undo my patch commited 2001-08-27.
6700 * genattrtab.c: Ditto.
6704 * sched-int.h: Ditto.
6706 * target-def.h: Ditto.
6710 * haifa-sched.c: Ditto.
6712 * sched-rgn.c: Ditto.
6714 * sched-vis.c: Ditto.
6716 * Makefile.in: Ditto.
6718 * doc/md.texi: Ditto.
6720 * doc/tm.texi: Ditto.
6722 * doc/contrib.texi: Ditto.
6724 * doc/gcc.texi: Ditto.
6726 * genattrtab.h: Remove it.
6728 * genautomata.c: Remove it.
6730 * genattr.c: Undo my patch and Richard Henderson's patch commited
6733 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6735 * config.gcc (h8300-*-elf*): New case.
6736 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6737 (SUBTARGET_CPP_SPEC): Define.
6738 (EXTRA_SPECS): Define.
6739 (SUBTARGET_EXTRA_SPECS): Define.
6740 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6741 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6743 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6745 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6746 (LIB2FUNCS_EXTRA): Define.
6747 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6748 config/h8300/fixunssfsi.c: New file.
6750 2001-08-30 Kazu Hirata <kazu@hxi.com>
6752 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6753 define_expand to accommodate target-specific attributes.
6754 (anonymous zero_extendqihi2 patterns): New.
6756 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6758 * h8300.md (*andorhi3): New pattern.
6760 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6762 * h8300.c (dosize): Fix test for "sub".
6764 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6766 * c-typeck.c (pointer_diff): Try to eliminate common term before
6769 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6771 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6772 Account for the saves of the FP registers.
6774 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6775 (TEXT_SECTION_ASM_OP): Define.
6776 (INIT_SECTION_ASM_OP): Define.
6777 (FINI_SECTION_ASM_OP): Define.
6778 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6779 (RDATA_SECTION_FUNCITON): Provide prototype.
6781 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6783 * reload1.c (move2add_note_store): Correct typo checking for
6786 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6788 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6789 note should not be considered outside the libcall block.
6791 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6793 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6795 2001-08-29 Kazu Hirata <kazu@hxi.com>
6797 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6799 2001-08-29 Kazu Hirata <kazu@hxi.com>
6801 * config/h8300/h8300-protos.h: Add a prototype for
6803 * config/h8300/h8300.c (emit_logical_op): New.
6804 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6811 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6813 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6814 comparison with rtx INTVAL.
6815 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6817 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6819 2001-08-29 Kazu Hirata <kazu@hxi.com>
6821 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6824 2001-08-29 Kazu Hirata <kazu@hxi.com>
6826 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6827 (reg n) to (mem (pre_dec (reg n))
6828 (anonymous movsi pattern): Likewise.
6830 2001-08-29 Kazu Hirata <kazu@hxi.com>
6832 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6834 2001-08-29 Kazu Hirata <kazu@hxi.com>
6836 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6837 several special constants.
6839 2001-08-29 Kazu Hirata <kazu@hxi.com>
6841 * config/h8300/lib1funcs.asm: Fix comment typos.
6843 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6845 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6846 Fix format specifier warnings.
6848 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6849 inet_makeaddr, semctl): Prototype.
6851 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6852 (save_restore_insns): Use base_offset, not gp_offset.
6854 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6855 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6857 2001-08-29 Richard Henderson <rth@redhat.com>
6859 * bb-reorder.c (function_tail_eff_head): New.
6860 (record_effective_endpoints): Set it.
6861 (fixup_reorder_chain): Use it.
6863 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6867 2001-08-28 Dale Johannesen <dalej@apple.com>
6869 * config/darwin.c (machopic_function_base_name): Add const
6870 qualifier to a string.
6871 (darwin_encode_section_info): Ditto.
6873 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6875 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6876 function definition.
6878 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6880 * df.h (struct df): Add rts_order variable.
6882 * df.c (df_visit_next_rts): New function.
6883 (df_visit_next): Renamed to df_visit_next_rc
6884 (df_analyse_1): Allocate/compute/free rts_order as well.
6885 (df_rd_global_compute): Use df_visit_next_rc instead of
6887 (df_ru_global_compute): Use df_visit_next_rts instead of
6890 * flow.c (flow_reverse_top_sort_order_compute): New function.
6892 * basic-block.h: Add prototype.
6894 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6896 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6897 blocks, the BB_REACHABLE is now set, rather than aux being
6898 non-NULL. Update the test to reflect this.
6900 2001-08-28 Eric Christopher <echristo@redhat.com>
6902 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6903 config/mips/crti.asm: Ditto.
6905 2001-08-28 Eric Christopher <echristo@redhat.com>
6906 Richard Henderson <rth@redhat.com>
6908 * c-pragma.h (add_weak): Move prototype from here...
6909 * output.h (add_weak): ... to here.
6910 * varasm.c (add_weak): Fix typo.
6911 * config/mips/crti.asm: New file.
6912 * config/mips/crtn.asm: Ditto.
6913 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6914 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6915 (INVOKE__main): Ditto.
6916 (INIT_SECTION_ASM_OP): New.
6917 (FINI_SECTION_ASM_OP): Ditto.
6918 (STARTFILE_SPEC): Add crti.
6919 (ENDFILE_SPEC): Add crtn.
6920 * config/mips/elf64.h: Same.
6921 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6923 * config/mips/vxworks.h: Ditto.
6924 * config/mips/t-elf: Support crti and crtn.
6926 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6928 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6931 2001-08-28 Richard Henderson <rth@redhat.com>
6933 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6934 (one_cmplbi2 splitter): Remove redundant test.
6936 2001-08-28 Dale Johannesen <dalej@apple.com>
6938 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6940 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6942 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6944 2001-08-28 Stan Shebs <shebs@apple.com>
6946 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6947 (UNALIGNED_SHORT_ASM_OP): Define.
6948 (UNALIGNED_INT_ASM_OP): Define.
6950 2001-08-28 Will Cohen <wcohen@redhat.com>
6952 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6953 generation for first set.
6955 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6957 * flow.c (redirect_edge_succ_nodup): Return new edge.
6958 (try_simplify_condjump): Use new edge.
6959 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6961 * cse.c (cse_basic_block): Skip note instructions.
6963 2001-08-27 Richard Henderson <rth@redhat.com>
6965 * combine.c (combine_simplify_rtx): Don't reverse condition
6966 if there is no reverse for the condition.
6967 (simplify_comparison): Don't simplify subregs from INT to FP.
6969 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6970 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6971 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6972 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6973 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6974 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6976 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6978 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6979 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6981 (adddi_dilshr32, adddi_dishl32): Only data register can be
6982 source for mem destination.
6984 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6985 and use bitnum to decide about register move.
6987 2001-08-27 Richard Henderson <rth@redhat.com>
6989 * genattr.c (main): Emit state_t even when not doing scheduling.
6991 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6992 Richard Henderson <rth@redhat.com>
6994 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6995 (reg_avail_info, current_bb): ... these.
6996 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6997 (compute_hash_table): Likewise.
6999 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7001 * flow.c (verify_flow_info): Use checksums to verify edges.
7003 2001-08-27 Richard Henderson <rth@redhat.com>
7005 * genautomata.c (expand_automata): Always create a description.
7007 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7009 * optabs.c (expand_binop): Correctly handle the carry in multiword
7010 add/subtract operations.
7012 2001-08-27 Fred Fish <fnf@be.com>
7014 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7017 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7019 * reload.c (find_reloads_toplev): Back out this change:
7021 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7023 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7024 mem if the address is a mode_dependent_address_p.
7026 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7028 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7029 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7030 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7033 * genattr.c (main): New variable num_insn_reservations. Increase
7034 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7035 pipeline hazard recognizer interface.
7037 * genattrtab.h: New file.
7039 * genattrtab.c: Include genattrtab.h.
7040 (attr_printf, check_attr_test, make_internal_attr,
7041 make_numeric_value): Move protypes into genattrtab.h. Define them
7043 (num_dfa_decls): New global variable.
7044 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7045 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7046 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7047 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7049 * genautomata.c: New file.
7051 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7053 * sched-int.h: (curr_state): Add the external definition for
7054 automaton pipeline interface.
7055 (haifa_insn_data): Add comments for members blockage and units.
7057 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7058 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7059 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7060 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7061 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7062 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7063 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7065 (TARGET_SCHED): Use the new macros.
7067 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7068 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7069 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7070 dfa_bubble): New members in gcc_target.sched.
7072 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7073 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7074 (insn_queue): Redefine it as pointer to array.
7075 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7077 (max_insn_queue_index_macro_value): New variable.
7078 (curr_state, dfa_state_size, ready_try): New varaibles for
7079 automaton interface.
7080 (ready_element, ready_remove, max_issue): New function prototypes
7081 for automaton interface.
7082 (choose_ready): New function prototype.
7083 (insn_unit, blockage_range): Add comments.
7084 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
7085 FUNCTION_UNITS_SIZE == 0.
7086 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
7087 actual_hazard, potential_hazard): Add comments.
7088 (insn_cost): Use cost -1 as undefined value. Remove
7089 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
7091 (ready_element, ready_remove): New functions for automaton
7093 (schedule_insn): Add new code for automaton pipeline interface.
7094 (queue_to_ready): Add new code for automaton pipeline interface.
7095 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
7096 (debug_ready_list): Print newline when the queue is empty.
7097 (max_issue): New function for automaton pipeline interface.
7098 (choose_ready): New function.
7099 (schedule_block): Add new code for automaton pipeline interface.
7100 Print ready list before scheduling each insn.
7101 (sched_init): Add new code for automaton pipeline interface.
7102 Initiate insn cost by -1.
7103 (sched_finish): Free the current automaton state and finalize
7104 automaton pipeline interface.
7106 * sched-rgn.c: Include target.h.
7107 (init_ready_list, new_ready, debug_dependencies): Add new code for
7108 automaton pipeline interface.
7110 * sched-vis.c: Include target.h.
7111 (get_visual_tbl_length): Add code for automaton interface.
7112 (target_units, print_block_visualization): Add comments.
7114 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
7115 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
7116 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
7117 (getruntime.o, genautomata.o): New entries.
7118 (genattrtab.o): Add new dependency file genattrtab.h.
7119 (genattrtab): Add new dependencies. Link it with `libm.a'.
7120 (getruntime.o, hashtab.o): New entries for canadian cross.
7122 * doc/md.texi: Description of automaton based model.
7124 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
7126 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7127 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7128 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7129 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7130 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7131 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7132 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
7134 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
7135 MAX_DFA_ISSUE_RATE): New macro descriptions.
7137 * doc/contrib.texi: Add dfa based scheduler contribution.
7139 * doc/gcc.texi: Add more information about genattrtab.
7141 2001-08-27 Diego Novillo <dnovillo@redhat.com>
7143 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
7146 2001-08-27 Richard Henderson <rth@redhat.com>
7148 * function.c (expand_function_end): Don't init arg_pointer_save_area.
7149 (get_arg_pointer_save_area): New. Create an init it here.
7150 (fix_lexical_addr): Use it.
7151 * function.h: Declare it.
7152 * builtins.c (expand_builtin_setjmp_receiver): Use it.
7153 * stmt.c (expand_nl_goto_receiver): Use it.
7155 2001-08-27 Richard Henderson <rth@redhat.com>
7157 * final.c (final_scan_insn): Don't enter APP_ON mode for
7160 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
7161 alignment for assemble_integer for DW_EH_PE_aligned.
7162 * except.c (output_function_exception_table): Likewise.
7164 2001-08-26 Andreas Jaeger <aj@suse.de>
7166 * c-tree.h: Add prototyp for c_sizeof_nowarn.
7168 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
7170 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
7172 2001-08-27 Alan Modra <amodra@bigpond.net.au>
7174 * config/rs6000/rs6000.c (mask_operand): Rewrite without
7176 (mask64_operand): Likewise.
7177 (rldic_operand): Delete.
7178 (includes_lshift64_p): Delete.
7179 (includes_rldic_lshift_p): New function.
7180 (includes_rldicr_lshift_p): New function.
7181 (print_operand): Don't call rldic_operand in case 'W'.
7182 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
7183 (includes_lshift64_p): Remove.
7184 (includes_rldic_lshift_p): Declare.
7185 (includes_rldicr_lshift_p): Declare.
7186 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
7187 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
7188 Replace match_operand rldic_operand predicate with
7189 const_int_operand. Replace includes_lshift64_p condition with
7190 includes_rldic_lshift_p.
7191 <ashldi3_internal 64 bit rldicr patterns>: New.
7193 2001-08-27 Andreas Jaeger <aj@suse.de>
7195 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7196 * errors.c: Likewise.
7197 * final.c: Likewise.
7198 * dwarf2asm.c: Likewise.
7199 * doprint.c (checkit): Likewise.
7200 * diagnostic.c: Likewise.
7201 * collect2.c: Likewise.
7202 * calls.c: Likewise.
7203 * c-semantics.c (build_stmt): Likewise.
7204 * c-format.c (status_warning): Likewise.
7205 * c-errors.c (pedwarn_c99): Likewise.
7206 * builtins.c (validate_arglist): Likewise.
7207 * config/pj/pj.c (pj_printf): Likewise.
7208 * fix-header.c: Likewise.
7210 * gcov.c (fnotice): Likewise.
7211 * gensupport.c (message_with_line): Likewise.
7212 * mips-tfile.c: Likewise.
7213 * protoize.c (notice): Likewise.
7214 * read-rtl.c (fatal_with_file_and_line): Likewise.
7215 * rtl-error.c: Likewise.
7216 * tradcpp.c: Likewise.
7218 * cp/tree.c (build_min_nt): Likewise.
7219 (build_min): Likewise.
7220 * cp/lex.c: Likewise.
7221 * cp/errfn.c: Likewise.
7222 * cp/rtti.c (create_pseudo_type_info): Likewise.
7224 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
7226 * df.c (df_uses_record): Return after recording all uses
7229 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
7231 * df.c (df_insn_modify): Realloc the INSN table here, if
7232 necessary, here, too.
7234 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
7236 * config/mips/mips.c (mips_function_value): Handle complex return
7239 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
7241 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
7243 * reload.c (make_memloc): Copy result if it is still
7244 reg_equiv_memory_loc[regno] on return.
7245 (subst_reloads) [ENABLE_CHECKING]: Check that none of
7246 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
7247 reg_equiv_mem are modified by the substitutions.
7249 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7251 * predict.c (expensive_function_p): New.
7252 * rtl.h (expensive_function_p): Declare.
7253 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
7254 (use_fast_prologue_epilogue): New static variable.
7255 (expand_prologue): Set it; emit short prologues if unset.
7256 (expand_epilogue): Likewise.
7258 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7260 * config.gcc: Add stormy16-*-elf case.
7261 * config/stormy16/stormy-abi: New file.
7262 * config/stormy16/stormy16-lib2.c: New file.
7263 * config/stormy16/stormy16-protos.h: New file.
7264 * config/stormy16/stormy16.c: New file.
7265 * config/stormy16/stormy16.h: New file.
7266 * config/stormy16/stormy16.md: New file.
7267 * config/stormy16/t-stormy16: New file.
7269 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
7271 * i386.h (no-accumulate-outgoing-args): Use proper mask.
7273 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7275 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
7276 descriptor members are pointer size, not constant 4.
7277 * config/rs6000/rs6000.md (define_splits): Remove more unused
7280 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7282 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
7284 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
7286 * cp/rtti.c (VPARAMS): Fix parameter.
7288 2001-08-24 Zack Weinberg <zackw@panix.com>
7290 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
7292 (mode_for_extraction): No need for #ifdefs. Add default-case abort
7294 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
7295 in if controlling use of insv.
7296 (extract_bit_field): Likewise, for extv and extzv.
7298 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
7300 * i386.md (movcc peep2): Fix load of 0.
7302 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
7305 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
7307 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
7309 * c-pragma.h: Move weak_syms and weak_decls...
7310 * varasm.c: ...here. Now static.
7311 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
7312 depend on HANDLE_PRAGMA_WEAK.
7314 * c-common.c (c_alignof, c_alignof_expr): Move here...
7315 * c-typeck.c: ...from here.
7316 * c-tree.h, c-common.h: Adjust.
7318 2001-08-23 Bernd Schmidt <bernds@redhat.com>
7320 * config/ia64/ia64.c (rws_update): If !pred, set write_count
7321 instead of incrementing it.
7323 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
7324 asm ready, don't try to move them all into the same array element.
7326 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7328 * function.c (thread_prologue_and_epilogue_insns): Avoid
7329 fallthru flag on edge to exit.
7331 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
7333 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
7336 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7338 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
7339 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
7340 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
7343 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
7345 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
7346 replace "GNU CC" with "GCC".
7348 2001-08-23 Richard Henderson <rth@redhat.com>
7350 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
7351 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
7352 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
7353 Need GR between FR and not GR_AND_FR.
7354 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
7355 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
7356 AR regs before GR regs.
7357 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
7358 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
7359 (REGISTER_MOVE_COST): Update.
7360 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
7362 2001-08-23 Richard Henderson <rth@redhat.com>
7364 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
7367 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
7369 * reload1.c (emit_reload_insns): Don't look for notes
7370 on a NULL store_insn.
7372 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7374 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
7375 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
7376 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
7377 format specifier warnings.
7378 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
7380 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
7382 * config/i386/i386-protos.h: Correct declaration of
7383 i386_pe_asm_named_section.
7385 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
7387 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
7389 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
7391 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7393 * cpperror.c (print_location): Don't show _Pragma.
7394 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
7395 and file change callback generation here.
7396 (stack_include_file): Update use of cpp_push_buffer.
7397 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
7398 (struct cpp_buffer): Remove type, pfile members.
7399 * cppinit.c (cpp_handle_option): Use free_chain.
7400 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
7401 (skip_escaped_newlines, get_effective_char, lex_percent): Take
7402 a cpp_reader rather than a cpp_buffer.
7403 (skip_escaped_newlines, get_effective_char, skip_block_comment,
7404 skip_line_comment, parse_string, lex_percent, lex_dot,
7405 _cpp_lex_token): Update accordingly.
7406 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7408 (cpp_push_buffer): Update prototype.
7409 (run_directive): Update use of cpp_push_buffer.
7410 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7411 handle_assertion): Update use of run_directive.
7412 * cpplib.h (enum cpp_buffer_type): Remove.
7413 (cpp_push_buffer): Update prototype.
7414 * fix-header.c (read_scan_file): Update.
7416 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7418 * gcc.c (struct prefix_list): Change prefix to const char *.
7420 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7422 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7424 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7426 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7429 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7432 * ifcvt.c (dead_or_predicable): Adjust.
7433 * loop.c (find_and_verify_loops): Adjust.
7434 * stmt.c (expand_end_case): Adjust.
7435 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7436 head and end insn pointers in the basic block, not just local copies.
7437 (merge_blocks_move_predecessor_nojumps): Likewise.
7439 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7441 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7442 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7443 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7444 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7445 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7446 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7447 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7448 conditions.h, config.gcc, configure.frag, configure.in,
7449 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7450 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7451 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7452 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7453 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7454 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7455 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7456 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7457 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7458 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7459 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7460 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7461 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7462 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7463 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7464 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7465 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7466 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7467 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7468 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7469 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7470 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7471 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7472 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7473 params.h, predict.c, predict.def, predict.h, prefix.c,
7474 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7475 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7476 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7477 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7478 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7479 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7480 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7481 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7482 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7483 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7484 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7485 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7486 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7487 xcoffout.h: replace "GNU CC" with "GCC".
7489 2001-08-21 Richard Henderson <rth@redhat.com>
7491 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7492 (final_scan_insn): Consider jump tables data even if we have no
7493 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7495 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7496 (ASM_OUTPUT_CASE_END): Remove.
7497 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7498 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7499 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7501 2001-08-21 Richard Henderson <rth@redhat.com>
7503 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7504 at barrier insns. Emit stop bits before barriers.
7506 * flow.c (flow_find_cross_jump): Don't consider unconditional
7507 return insns for commoning.
7509 * final.c (compute_alignments): Fix typo.
7511 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7512 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7513 (store_bit_field): Use mode_for_extraction more places.
7514 (extract_bit_field): Likewise.
7516 2001-08-21 Zack Weinberg <zackw@panix.com>
7518 * caller-save.c: Don't include insn-codes.h.
7519 (reg_save_code, reg_restore_code): Make arrays of int.
7520 All uses updated to match.
7521 (insert_save, insert_restore): No need to initialize "code"
7522 variable upon declaration.
7523 * Makefile.in: update dependencies; fix typo in clean rule.
7525 2001-08-21 Richard Henderson <rth@redhat.com>
7527 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7528 (merge_if_block): Handle fallout from same.
7530 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7532 * builtins.c (type_to_class): Fix typo in last change.
7534 2001-08-21 Richard Henderson <rth@redhat.com>
7536 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7537 ia64_asm_output_label.
7539 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7540 copy of gp while the real gp register contains garbage.
7542 2001-08-21 Zack Weinberg <zackw@panix.com>
7544 * expmed.c (mode_for_extraction): New function.
7545 (store_bit_field, extract_bit_field): Use it.
7546 * expr.h: Prototype it and provide an enum for its first argument.
7548 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7549 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7550 and digging through the insn_data tables.
7551 * Makefile.in: Update dependencies.
7553 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7555 * cppfiles.c (stack_include_file): line-map.c now handles include
7557 (handle_missing_handler): Similarly.
7558 (_cpp_execute_include): Similarly.
7559 (_cpp_pop_file_buffer): Similarly.
7560 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7561 buffer_stack_depth and include_depth.
7562 * cpplib.c (do_include_common): line-map.c now handles include depth.
7563 (cpp_push_buffer): Similarly.
7564 (_cpp_pop_buffer): Similarly.
7565 * cppmacro.c (builtin_macro): Update.
7566 * line-map.c (init_line_maps): Set depth.
7567 (add_line_map): Increment "used" earlier. Update and use the
7569 (trace_include): Use the include depth.
7570 * line-map.h (struct line_maps): New member depth.
7572 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7574 * cppfiles.c (stack_include_file): Don't handle -H here.
7575 * cppinit.c (cpp_start_read): Set include tracing after
7576 cpp_post_options and after stacking the main file.
7577 * line-map.c (trace_include): New.
7578 (init_line_maps, add_line_map): Update.
7579 * line-map.h (struct line_maps): New member trace_includes.
7581 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7583 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7584 * cppfiles.c (stack_include_file): Only stack a file if there
7585 is something to do. Return a boolean indicating whether a
7586 buffer was stacked or not.
7587 (_cpp_execute_include): Similarly.
7588 (_cpp_read_file): Similarly.
7589 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7591 2001-08-21 Sam Steingold <sds@gnu.org>
7593 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7594 (RECACHE): keep obufp_before_macroname up to date
7596 2001-08-21 Zack Weinberg <zackw@panix.com>
7598 * stmt.c: Don't include insn-codes.h.
7599 (expand_end_case): Machine specific logic moved to expr.c.
7600 No need to worry about __builtin_classify_type.
7601 (check_for_full_enumeration_handling, emit_case_nodes):
7604 * builtins.o (expand_builtin_classify_type): Split up so code
7605 can be shared with fold_builtin_classify_type.
7606 (type_to_class, fold_builtin_classify_type): New functions.
7607 (fold_builtins): Handle __builtin_classify_type.
7609 * expr.c (do_tablejump): Now static.
7610 (case_values_threshold, try_casesi, try_tablejump): New;
7611 code mostly from stmt.c (expand_end_case).
7612 (expr.h): Update prototypes.
7614 * Makefile.in (stmt.o): Update dependencies.
7616 2001-08-21 Will Cohen <wcohen@redhat.com>
7618 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7619 declaration of variable i.
7620 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7621 declaration of variable i.
7623 2001-08-21 Richard Henderson <rth@redhat.com>
7625 * crtstuff.c: Fix thinko last change. Move list tails to start
7626 of CRT_END section. Tidy ifdefs.
7627 (__EH_FRAME_BEGIN__): Always static for ELF.
7628 (__do_global_ctors_1): Rename from __frame_dummy.
7629 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7630 name change; don't hide __EH_FRAME_BEGIN__.
7632 2001-08-21 Richard Henderson <rth@redhat.com>
7634 * gdbinit.in: Move break on exit after break on fancy_abort.
7636 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7639 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7641 * cpphash.h (_cpp_push_next_buffer): New.
7642 * cppinit.c (do_includes): Remove.
7643 (push_include, free_chain, _cpp_push_next_buffer): New.
7644 (cpp_start_read): Use them to rework command line option handling.
7645 (cpp_handle_option): Combine handling of -include and -imacros.
7646 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7647 appropriate. Always insert missing \n at EOF.
7648 * cpplib.c (start_directive): Get the directive position right.
7649 * cppmain.c (cb_file_change): Always print the first line, unless
7652 2001-08-20 Andreas Jaeger <aj@suse.de>
7654 * profile.c (compute_branch_probabilities): Remove extra new-line
7656 * flow.c (verify_flow_info): Likewise.
7658 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7660 * basic-block.h (basic_block): Add new field 'flags'.
7661 (BB_REACHABLE): Define.
7662 (expunge_block): Declare.
7663 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7664 (EXIT_BLOCK_PTR): Ditto.
7665 (expunge_block): Remove static declaration.
7666 (cleanup_cfg): Clear bb->aux on every basic block.
7667 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7668 computing reachability.
7669 (delete_unreachable_blocks): Delete block b if b->flags has
7672 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7674 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7676 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7678 * sparc.c (sparc_variable_issue): Fix typo in last change.
7680 2001-08-20 Richard Henderson <rth@redhat.com>
7682 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7684 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7686 * pa.h (RETURN_IN_MEMORY): Improve comment.
7688 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7690 * doc/invoke.texi (Profiling options): Clarify the interactions
7691 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7693 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7695 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7698 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7700 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7703 2001-08-20 Richard Henderson <rth@redhat.com>
7705 * final.c (end_final): Fix typo last change.
7707 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7709 * cppinit.c (init_standard_includes): The returned buffer
7710 is already malloc-ed.
7711 * gcc.c (add_prefix): Similarly.
7712 * prefix.c (translate_name): Update to support clear buffer
7714 (update_path): Similarly. Be sure to free any newly allocated
7715 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7717 * prefix.h (update_path): Update prototype and document.
7718 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7719 up and update to new buffer ownership rules.
7720 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7722 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7724 * final.c (compute_alignments): New function.
7725 (init_insn_lengths): Do not care label_align.
7726 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7727 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7728 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7729 (shorted_branches): Realloc label_align array; do
7730 not call init_insn_lengths; Do not care about loop alignments.
7731 * output.h (compute_alignments): Declare.
7732 * toplev.c (rest_of_compilation): Call compute_alignments.
7733 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7735 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7736 change visited to tovisit.
7737 (propagate_freq): Use faster traversing algorithm.
7738 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7739 to tovisit; reverse meaning.
7741 * predict.c (struct block_info_def): Remove nvisited.
7742 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7743 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7745 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7747 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7748 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7749 (TARGET_FUSED_MADD): New.
7750 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7751 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7752 the multiply-add instructions.
7754 2001-08-19 Richard Henderson <rth@redhat.com>
7756 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7757 is aligned to pointer size.
7759 2001-08-19 Richard Henderson <rth@redhat.com>
7761 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7762 display markers during final schedule.
7764 2001-08-19 Richard Henderson <rth@redhat.com>
7766 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7768 2001-08-19 Richard Henderson <rth@redhat.com>
7770 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7772 (ASM_NAME_TO_STRING): Remove.
7773 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7774 in the same string. Remove support for expressions.
7776 2001-08-19 Richard Henderson <rth@redhat.com>
7778 * config/i386/i386.md (tablejump): Make an expander; handle
7779 pic relative addressing here.
7780 (tablejump_1): Rename from tablejump_pic.
7783 2001-08-19 Richard Henderson <rth@redhat.com>
7785 * regclass.c (fix_register): Fix typo.
7787 2001-08-18 Richard Henderson <rth@redhat.com>
7789 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7790 (struct _Unwind_Context): Expand br_loc to hold it.
7791 (uw_frame_state_for): Handle leaf functions better.
7792 (uw_update_reg_address): Update for br_loc change.
7794 2001-08-18 Richard Henderson <rth@redhat.com>
7796 * crtstuff.c: Move list heads before code that uses them.
7797 (__JCR_LIST__): Remove initial null.
7798 (frame_dummy, __frame_dummy): Do java registration here ...
7799 (__do_global_ctors_aux): ... not here.
7801 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7802 (__do_global_dtors_aux): Update to match.
7803 (__JCR_LIST__, __do_jv_register_classes): New.
7805 * config/ia64/crtend.asm (__JCR_END__): New.
7806 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7807 instead of an indirect LTOFF22 reloc.
7809 2001-08-18 Richard Henderson <rth@redhat.com>
7811 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7812 * regclass.c (init_reg_sets_1): Fix typo.
7813 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7814 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7815 (ia64_compute_frame_size): Make ar.unat live when in use.
7816 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7817 for ar.pfs; remove ar.unat handling.
7818 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7820 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7821 * config/ia64/ia64-protos.h: Update decls.
7822 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7823 (sibcall_pic): Likewise.
7825 2001-08-18 Richard Henderson <rth@redhat.com>
7827 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7828 pred_rel_mutex when searching for insn_group_barrier.
7829 * config/ia64/ia64.md (cycle_display): Combine the expander
7832 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7833 bit before asm as needed.
7835 2001-08-18 Richard Henderson <rth@redhat.com>
7837 * timevar.def (TV_MACH_DEP): New.
7838 * toplev.c (rest_of_compilation): Use it.
7839 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7841 2001-08-18 Zack Weinberg <zackw@panix.com>
7843 * unwind-dw2.c (execute_stack_op): Add default aborts to
7844 the inner switches to prevent warnings.
7846 2001-08-18 Richard Henderson <rth@redhat.com>
7848 * timevar.h (struct timevar_time_def): Change element type to float.
7849 (ticks_to_msec, clocks_to_msec): Likewise.
7850 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7851 (get_time): Likewise.
7852 (timevar_print): Adjust zero check and printing to match.
7854 2001-08-18 Zack Weinberg <zackw@panix.com>
7856 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7857 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7858 Eliminate overfull or underfull hboxes.
7860 2001-08-18 Zack Weinberg <zackw@panix.com>
7862 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7864 2001-08-18 Zack Weinberg <zackw@panix.com>
7866 * haifa-sched.c: Convert to target hooks. Macros replaced
7867 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7868 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7869 MD_SCHED_FINISH, and HAVE_cycle_display.
7870 * target-def.h (TARGET_SCHED_ADJUST_COST,
7871 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7872 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7873 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7874 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7875 New hook #defines to be overridden.
7876 (TARGET_SCHED): Bring them all together.
7877 (TARGET_INITIALIZER): Update.
7878 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7879 instead of 'struct rtx_def *' throughout.
7880 (struct sched): New set of hooks for the scheduler.
7881 * Makefile.in (haifa-sched.o): Depend on target.h.
7882 * doc/tm.texi: Document the new scheduler hooks, together in
7883 their own section, instead of scattered around.
7884 Fix a bunch of underfull/overfull hboxes.
7886 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7887 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7888 sparc.h: Don't define any of the old scheduler macros.
7890 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7891 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7892 sparc.c: Create hook functions from code extracted from
7893 corresponding target header, or make existing hooks static, as
7894 appropriate. Set the appropriate entries in targetm.
7896 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7897 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7898 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7899 Remove prototypes for functions which are now static.
7901 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7902 related gunk; the Haifa scheduler is now the only choice.
7904 2001-08-18 Zack Weinberg <zackw@panix.com>
7906 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7907 * genopinit.c: Put floating point divide insns in sdiv_optab.
7908 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7909 * config/gofast.h, config/c4x/c4x.h,
7910 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7911 config/pa/long_double.h, config/rs6000/sysv4.h,
7912 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7913 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7914 (init_optabs): Use init_optabv for overflow-trapping optabs.
7915 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7916 cmp_optab RTX codes so have_insn_for can find them.
7918 * optabs.c (expand_simple_binop, expand_simple_unop,
7919 have_insn_for, gen_sub3_insn): New interfaces.
7920 * expr.h: Prototype new functions.
7921 (enum optab_methods): Move here from optabs.h.
7923 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7924 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7925 Use new functions instead of working directly with optabs.
7926 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7927 unroll.c: Don't include optabs.h.
7928 * caller-save.c, combine.c, function.c, stmt.c: Just include
7929 insn-codes.h, not optabs.h.
7930 * Makefile.in: Update dependencies.
7932 * combine.c (make_compound_operation, simplify_comparison):
7933 Fix typos testing for this or that instruction.
7935 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7937 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7938 generating libgcc.a.
7940 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7942 * except.c (TYPE_HASH): Delete.
7944 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7947 * tree.c (TYPE_HASH): Delete.
7949 * tree.h (TYPE_HASH): Define.
7951 2001-08-18 Graham Stott <grahams@redhat.com>
7953 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7955 (adddi3_internal_2+2): Likewise.
7956 (eh_set_lr_di+1): Likewise.
7958 2001-08-17 Richard Henderson <rth@redhat.com>
7960 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7961 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7962 * dwarf2asm.c: ... here.
7963 * dwarfout.c: Remove them.
7965 * varasm.c (assemble_integer): Add align parameter.
7966 (assemble_real, output_constant, output_constructor): Likewise.
7967 * output.h: Update decls.
7968 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7969 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7970 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7971 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7972 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7975 * final.c (end_final): Abort profile block generation if we
7976 havn't layed it out properly.
7977 * output.h (assemble_eh_integer): Remove stale decl.
7978 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7980 (assemble_integer): Handle unaligned data.
7981 (assemble_real): Abort on unaligned data.
7982 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7984 (default_dtor_section_asm_out_destructor): Use assemble_align.
7985 (default_named_section_asm_out_constructor): Likewise.
7986 (default_ctor_section_asm_out_constructor): Likewise.
7987 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7988 (machopic_asm_out_destructor): Likewise.
7989 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7990 (nextstep_asm_out_destructor): Likewise.
7991 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7992 (vms_asm_out_destructor): Likewise.
7994 2001-08-17 Richard Henderson <rth@redhat.com>
7996 * config/mips/iris6.h (TARGET_IRIX6): New.
7997 (current_section_name, current_section_flags): New.
7998 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7999 (MAX_OFILE_ALIGNMENT): New.
8000 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8001 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8002 (copy_file_data): Split out from
8003 (mips_asm_file_end): ... here.
8004 (mips_asm_file_start): Remove extra .section directive. Use
8005 tmpfile instead of mips_make_temp_file.
8006 (mips_unique_section): Use const char * as needed for warnings.
8007 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8008 re-add align parameter.
8009 (iris6_asm_named_section): New.
8010 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8011 (iris6_asm_output_align, iris6_section_align_1): New.
8012 (iris6_asm_file_start, iris6_asm_file_end): New.
8013 * config/mips/mips-protos.h: Update decls.
8015 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8017 * doc/install.texi (Install GCC): Add links to build status pages.
8019 (Final install): Ditto; request updates for specific info
8021 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8023 * cpperror.c (print_location): Don't take a file name; use the
8025 (_cpp_begin_message): Similarly.
8026 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8027 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8028 (cpp_pedwarn_with_file_and_line): Remove.
8029 * cppfiles.c (stack_include_file): Update; set filename to stdin
8030 here when appropriate.
8031 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8032 (_cpp_begin_message): Don't take a file name.
8033 * cppinit.c: Add comment.
8034 * cpplex.c: Fix end-of-directive indicator.
8035 * cpplib.c: Don't include intl.h.
8036 (run_directive, do_diagnostic): Update.
8037 (do_line): Update to not use nominal_fname.
8038 (cpp_push_buffer): Don't take a filename.
8039 * cpplib.h (struct ht): Remove.
8040 (cpp_push_buffer): Don't take a filename.
8041 (cpp_pedwarn_with_file_and_line): Remove.
8042 * cppmacro.c (struct cpp_macro): Remove file.
8043 (builtin_macro): Update.
8044 (_cpp_create_definition): Update.
8045 * cppmain.c: Correct comment.
8046 * fix-header.c (read_scan_file): Update.
8048 2001-08-17 Kazu Hirata <kazu@hxi.com>
8050 * sbitmap.c: Fix comment formatting.
8051 * sched-deps.c: Likewise.
8052 * sibcall.c: Likewise.
8053 * simplify-rtx.c: Likewise.
8055 * ssa-ccp.c: Likewise.
8056 * stor-layout.c: Likewise.
8057 * timevar.c: Likewise.
8058 * toplev.c: Likewise.
8059 * unwind-dw2.c: Likewise.
8060 * unwind-dw2-fde.c: Likewise.
8061 * varasm.c: Likewise.
8063 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8065 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8066 or larger than an integer in memory.
8068 2001-08-17 Zack Weinberg <zackw@panix.com>
8070 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8071 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8072 * rtl.h: Don't forward-declare union tree_node here. Don't
8073 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8074 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8075 and tree respectively.
8076 * tree.h: Don't forward-declare struct rtx_def here. Don't
8077 typedef tree here. Change all uses of struct rtx_def *,
8078 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8079 and tree respectively.
8081 2001-08-17 Richard Henderson <rth@redhat.com>
8083 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
8084 config/mips/openbsd.h: Fix typos last change.
8086 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8088 * doc/invoke.texi (Optimize Options): The default for
8089 -finline-limit is 600.
8091 2001-08-17 Richard Henderson <rth@redhat.com>
8093 * varasm.c (text_section): Allow TEXT_SECTION to override the
8094 printing of TEXT_SECTION_ASM_OP.
8095 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
8096 (DATA_SECTION, BSS_SECTION): Remove.
8097 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
8098 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
8099 Rename from s/_NAME//.
8100 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
8101 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
8102 (TEXT_SECTION): ... here. New.
8103 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
8104 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
8105 * config/mips/openbsd.h: Likewise.
8106 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
8107 (mips_asm_file_end): Likewise test.
8108 (mips_output_function_epilogue): Likewise. Switch back to data
8109 section after emitting the function.
8111 * doc/tm.texi (Sections): Document TEXT_SECTION.
8113 2001-08-17 Richard Henderson <rth@redhat.com>
8115 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
8116 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
8118 2001-08-17 Richard Henderson <rth@redhat.com>
8120 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
8121 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
8122 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
8123 Add aligned attribute.
8125 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
8127 * config/sh/sh.md: Add modes to unspecs in first insn to match
8128 those in the second.
8130 * Makefile.in: Fix collect2 copy for Cygwin.
8132 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8134 Install the proper patch.
8135 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8136 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8137 (expand_function_start): Likewise.
8138 * stmt.c (expand_decl): Likewise.
8139 * varasm.c (make_decl_rtx): Likewise.
8141 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8143 * final.c: Undo my previous accidental checkin.
8144 * output.h: Likewise.
8145 * tm.texi: Likewise.
8147 2001-08-16 Richard Henderson <rth@redhat.com>
8149 * varasm.c (named_section_flags): Remove align parameter.
8150 * varasm.c, dwarf2out.c: Update all callers.
8151 * output.h: Update prototypes.
8153 * target.h (target.asm_out.named_section): Remove align parameter.
8154 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
8155 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
8156 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
8157 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
8158 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
8160 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
8161 (get_named_section_flags, set_named_section_flags): New.
8162 (named_section_flags): Use them.
8163 (named_section): Do decl vs section flags check here...
8164 (default_section_type_flags): ... not here.
8165 (init_varasm_once): Create in_named_htab.
8166 (resolve_unique_section): Mark reloc unused.
8168 2001-08-16 Richard Henderson <rth@redhat.com>
8170 * varasm.c (force_const_mem): Keep pool alignment in bits.
8171 (output_constant_pool): Use assemble_align.
8173 2001-08-16 Zack Weinberg <zackw@panix.com>
8175 * doc/tm.texi: Remove extra @table command.
8177 2001-08-16 Zack Weinberg <zackw@panix.com>
8179 * final.c (shorten_branches): Clear the end of the label_align
8180 array only if we made it larger. Break up messy expressions
8183 * diagnostic.c (internal_error): Check for error recursion
8184 before doing ICE suppression.
8186 * timevar.c: Timing variables now count in milliseconds.
8187 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
8188 (get_time): Not here.
8189 (timevar_print): Don't print any timer whose user, cpu, and
8190 wall times are all zero as displayed.
8191 * timevar.h: Update comment aboout units. Make timevar
8194 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8196 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
8197 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
8198 (expand_function_start): Likewise.
8199 * stmt.c (expand_decl): Likewise.
8200 * varasm.c (make_decl_rtx): Likewise.
8202 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
8204 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
8205 (finalize_record_size): Don't set TYPE_USER_ALIGN.
8207 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8209 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
8212 2001-08-16 Andreas Jaeger <aj@suse.de>
8214 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
8217 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
8219 * rtl.h (only_sets_cc0_p): New prototype.
8220 * jump.c (sets_cc0_p): Handle INSN.
8221 (only_sets_cc0_p): New function.
8222 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
8223 (tidy_fallthru_edge): Likewise.
8224 * integrate.c (copy_insn_list): Likewise.
8225 * unroll.c (unroll_loop): Likewise.
8226 (copy_loop_body): Likewise.
8228 2001-08-15 Jason Eckhardt <jle@redhat.com>
8230 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
8232 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8234 * predict.c (struct block_info_def): Remove nvisited.
8235 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8236 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8238 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
8239 (ix86_adjust_cost): Teach scheduler that latency to load operand can
8242 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
8244 * predict.def: Update hitrates.
8246 2001-08-15 Richard Henderson <rth@redhat.com>
8248 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
8250 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
8252 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
8253 note from its associated jump.
8255 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8257 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
8258 also on 64-bit s390x targets.
8260 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
8262 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
8264 (arm_expand_prologue): Handled nested functions which take a
8265 variable argument list.
8266 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
8267 macro with an invocation of
8268 arm_compute_initial_elimination_offset.
8269 * config/arm/arm-protos.h: Prototype
8270 arm_compute_initial_elimination_offset.
8272 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8274 * doc/install.texi (Specific, avr): Fix markup.
8275 (Specific, c4x): Ditto.
8277 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8279 * predict.c (dump_prediction): Change `bool' parameter to `int'.
8281 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
8283 * Makefile.in (OBJS): Add rtl-error.o
8284 (rtl-error.o): New rule.
8285 (diagnostic.o): Adjust dependency.
8286 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
8287 error_for_asm, _fatal_insn, _fatal_insn_not_found,
8288 warning_for_asm): Move to...
8289 rtl-error.c: ...here. New file.
8291 2001-08-14 Richard Henderson <rth@redhat.com>
8293 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
8294 if USING_SJLJ_EXCEPTIONS.
8296 2001-08-14 Steve Ellcey <sje@cup.hp.com>
8298 * tlink.c (scan_linker_output): Check string for unsatisfied in
8299 addition to undefined and unresolved.
8301 2001-08-14 Graham Stott <grahams@redhat.com>
8303 * libgcc2.c (*): Replace EH_FRAME_SECTION with
8304 EH_FRAME_SECTION_NAME.
8306 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8308 * genattrtab.c (simplify_test_exp_in_temp): New function.
8309 (simplify_test_exp): Avoid explicit use of temporary obstack.
8310 (simplify_cond, insert_right_side, evaluate_eq_attr,
8311 simplify_and_tree, simplify_or_tree, eliminate_known_true):
8312 Use simplify_test_exp_in_temp.
8313 (optimize_attrs): Iterate until expression stabilizes.
8315 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
8317 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
8318 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
8320 2001-08-13 Richard Henderson <rth@redhat.com>
8322 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
8323 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
8324 * config/arm/conix-elf.h: Likewise.
8326 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8328 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
8330 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8332 * gcse.c (hash_scan_set): Expressions that are set as part of
8333 jump instructions are not available.
8335 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8337 * config/s390/s390.c (print_operand, s390_function_prologue,
8338 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
8340 2001-08-13 Richard Henderson <rth@redhat.com>
8342 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
8343 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
8344 * doc/tm.texi (Exception Region Output): Document it.
8346 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
8348 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
8349 DWARF2 instead of stabs by default.
8351 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8353 * config/rs6000/rs6000.c: Include optabs.h.
8355 2001-08-13 David Edelsohn <edelsohn@gnu.org>
8357 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
8358 save/restore routines.
8359 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
8361 2001-08-13 Andreas Jaeger <aj@suse.de>
8363 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
8364 the english is correct.
8366 2001-08-13 Zack Weinberg <zackw@panix.com>
8368 * expr.h: Split out optab- and libfunc-related code to...
8369 * optabs.h, libfuncs.h: ... these new headers.
8371 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
8373 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
8375 * mkconfig.sh: Don't include insn-codes.h from config.h.
8377 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
8378 enum insn_code is available. Move reload_in_optab and
8379 reload_out_optab array declarations to optabs.h.
8380 * regmove.c (gen_add3_insn): Move to optabs.c, export from
8381 there, prototype in expr.h.
8382 * gencodes.c: Cleanup: zap global variables, don't use
8383 printf where puts will do, don't bother defining MAX_INSN_CODE
8384 which nothing uses, let CODE_FOR_nothing get its value implicitly.
8386 * genemit.c, genopinit.c: Include optabs.h in generated file.
8387 * genoutput.c: Include insn-codes.h in generated file.
8388 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
8389 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
8390 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
8391 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
8392 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
8393 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
8395 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
8396 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
8397 config/m88k/m88k.c, config/sparc/sparc.c:
8399 * reload.c: Include expr.h and optabs.h before reload.h.
8400 * config/alpha/alpha.c: Include tree.h before reload.h.
8401 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
8402 and reload.h in that order.
8403 * config/sparc/sparc.c: Include debug.h.
8404 * recog.c: Include insn-codes.h.
8406 2001-08-13 Andreas Jaeger <aj@suse.de>
8408 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8411 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8413 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8414 * gcc.c (init_spec): Fix typo in comment.
8415 * varasm.c (data_section): Fix typo in comment.
8417 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8419 * predict.c (dump_prediction): New argument "USED".
8420 (combine_predictions_for_insn): Determine the used heuristics,
8421 output the case no heuristic applied.
8422 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8424 2001-08-13 Andreas Jaeger <aj@suse.de>
8426 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8429 2001-08-13 Kazu Hirata <kazu@hxi.com>
8431 * jump.c: Fix formatting.
8433 2001-08-13 Kazu Hirata <kazu@hxi.com>
8435 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8438 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8440 * loop.c (check_dbra_loop): Use condjump_label to compute
8443 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8444 to better document the files they're in.
8446 2001-08-12 Zack Weinberg <zackw@panix.com>
8448 * recog.h (struct insn_operand_data): Shrink 'mode' field
8451 2001-08-12 Kazu Hirata <kazu@hxi.com>
8453 * gcc.c: Fix comment formatting.
8454 * gccspec.c: Likewise.
8457 * genemit.c: Likewise.
8458 * gengenrtl.c: Likewise.
8459 * genrecog.c: Likewise.
8460 * gensupport.c: Likewise.
8461 * ggc-page.c: Likewise.
8462 * global.c: Likewise.
8463 * graph.c: Likewise.
8464 * ifcvt.c: Likewise.
8465 * integrate.c: Likewise.
8467 * libgcc2.c: Likewise.
8469 * mbchar.c: Likewise.
8470 * optabs.c: Likewise.
8471 * predict.c: Likewise.
8472 * prefix.c: Likewise.
8473 * profile.c: Likewise.
8474 * protoize.c: Likewise.
8476 * recog.c: Likewise.
8477 * regclass.c: Likewise.
8478 * regmove.c: Likewise.
8479 * reg-stack.c: Likewise.
8480 * reload1.c: Likewise.
8481 * resource.c: Likewise.
8482 * rtlanal.c: Likewise.
8485 2001-08-12 Kazu Hirata <kazu@hxi.com>
8487 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8488 a tree representing a constant is passed to the macro.
8490 2001-08-12 Richard Henderson <rth@redhat.com>
8492 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8493 (rs6000_elf_asm_out_destructor): New.
8494 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8495 (DTORS_SECTION_ASM_OP): Remove.
8496 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8497 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8499 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8502 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8503 * gcc.c (set_collect_gcc_options): New function, split out from
8505 Ignore elided switches.
8506 (do_spec_1): Invoke before executing command.
8507 (set_input): Export.
8508 Move declaration ...
8509 * gcc.h (set_input): ... here.
8510 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8513 2001-08-12 Richard Henderson <rth@redhat.com>
8515 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8516 thinko wrt TARGET_RELOCATABLE.
8518 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8520 * fix-header.c (cb_file_change): Update prototype.
8522 2001-08-11 Zack Weinberg <zackw@panix.com>
8524 * toplev.c (set_float_handler): Make static.
8525 * toplev.h: Don't prototype set_float_handler.
8527 * simplify-rtx.c: Don't include setjmp.h.
8528 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8530 (simplify_unary_operation, simplify_binary_operation): Use them,
8531 via do_float_handler.
8533 * fold-const.c: Don't include setjmp.h.
8534 (exact_real_inverse_1): New function.
8535 (exact_real_inverse): Use it, via do_float_handler.
8537 * varasm.c: Don't include setjmp.h.
8538 (assemble_real_1): New function.
8539 (assemble_real): Use it, via do_float_handler.
8540 Call internal_error if we get a trap here.
8542 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8543 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8545 2001-08-11 Zack Weinberg <zackw@panix.com>
8547 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8548 STACK_BOUNDARY if not already defined.
8550 * calls.c, function.c, reload1.c, explow.c: Don't default
8551 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8552 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8554 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8557 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8558 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8560 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8562 * cppmacro.c (enter_macro_context): Push macro expansions even
8565 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8567 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8568 (rs6000_elf_section_type_flags): Actually return a value.
8570 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8572 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8573 Clean up code: add missing comments and prototypes, fix warnings,
8574 remove obsolete code, fix spacing to conform to coding style.
8576 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8578 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8579 and TARGET_ASM_CLOSE_PAREN.
8580 (regclass_map): CC register belongs to class NO_REGS.
8581 (legitimize_pic_address): Don't generate unnecessary moves
8582 (to avoid confusing loop optimization).
8583 (check_and_change_labels): Replace jump_long by indirect_jump.
8584 (s390_final_chunkify): Don't start a new literal pool on section
8585 switch in 64-bit code.
8586 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8588 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8589 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8590 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8592 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8593 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8594 (CONST_COSTS): Fixed incorrect costs.
8596 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8597 Use emit_jump instead of emit_jump_insn (gen_jump).
8598 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8599 (to avoid confusing flow analysis).
8600 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8601 (casesi, casesi_jump): New.
8602 (jump_long): Removed. Functionality merged into indirect_jump.
8603 (indirect_jump): Accept address_operand, not just register_operand.
8604 (cjump_long, icjump_long): Use same logic as indirect_jump.
8605 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8606 Fixed broken setjmp/longjmp handling.
8607 (do_builtin_setjmp_setup): Removed.
8609 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8610 broken GNU as versions that don't accept .quad with large
8611 negative values. Use hexadecimal output instead.
8612 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8613 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8614 FUNCTION_EPILOGUE): Removed. Now in targetm.
8616 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8618 * config/s390/fixdfdi.h: Add missing copyright statement.
8619 Fix type conflicts on 64-bit. Add missing SFmode routines.
8621 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8624 2001-08-11 Richard Henderson <rth@redhat.com>
8626 * rtl.h (REG_EH_RETHROW): Remove.
8627 * rtl.c (reg_note_name): Update.
8628 * combine.c (distribute_notes): Don't check for it.
8630 2001-08-11 Richard Henderson <rth@redhat.com>
8632 * combine.c (distribute_notes): Place REG_SETJMP.
8634 2001-08-11 Richard Henderson <rth@redhat.com>
8636 * doc/extend.texi (Arrays and pointers implementation): Discourage
8637 relying on sign-extension of pointers.
8639 2001-08-11 H.J. Lu <hjl@gnu.org>
8641 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8643 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8644 RDATA_SECTION_ASM_OP.
8646 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8648 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8649 main manual to work both for info and HTML versions.
8651 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8652 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8654 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8655 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8656 (struct cpp_pool): New member first.
8657 * cppinit.c (append_include_chain): Plug memory leaks.
8658 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8659 Allocate pragma structures from the (aligned) macro pool to
8660 avoid leaking memory.
8661 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8662 so we don't leak memory.
8663 * hashtable.c (ht_destroy): New.
8664 * hashtable.h (ht_destroy): New.
8666 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8667 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8669 * c-lex.c (map): Make const.
8670 (cb_file_change): Update for callback passing a line map.
8671 Don't assume we have a previous map. Remove sanity check
8672 about popping too many files.
8673 * cpperror.c (print_location): Make map const.
8674 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8675 (cpp_make_system_header): Similarly.
8676 (search_from): Similarly.
8677 (_cpp_execute_include): Don't remember where we came from.
8678 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8679 (struct cpp_reader): Make map const.
8680 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8681 * cpplib.c (do_line): Update; line maps now hold sysp.
8682 (cpp_push_buffer): Similarly.
8683 (_cpp_do_file_change): Similarly; callback with map instead.
8684 (cpp_get_line_maps): Constify return value.
8685 (_cpp_pop_buffer): Update.
8686 * cpplib.h (struct cpp_file_change): Remove.
8687 (struct cpp_callbacks): Update.
8688 (cpp_get_line_maps): Constify return value.
8689 * cppmacro.c (_cpp_create_definition): Update.
8690 * cppmain.c (struct printer): Constify map.
8691 (maybe_print_line): Similarly.
8692 (print_line): Similarly. Deduce flags 1 and 2 here.
8693 (cb_file_change): Update.
8694 * line-map.c (free_line_maps): Warn regardless.
8695 (add_line_map): Return pointer to const. When passed NULL to_file
8696 with LC_LEAVE, use the obvious values for the return point so the
8697 caller doesn't have to figure them out.
8698 (lookup_line): Return pointer to const.
8699 (print_containing_files): Take pointer to const.
8700 * line-map.h (struct line_map): New members reason, sysp.
8701 (add_line_map): Return pointer to const.
8702 (lookup_line): Similarly.
8703 (print_containing_files): Take pointer to const.
8705 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8706 Richard Henderson <rth@redhat.com>
8708 * regmove.c (regmove_optimize): Avoid setting a register twice in
8711 2001-08-10 Richard Henderson <rth@redhat.com>
8713 * doc/extend.texi (Arrays and pointers implementation): Document
8714 behavior of pointer/integer conversion.
8716 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8718 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8720 2001-08-10 Richard Henderson <rth@redhat.com>
8722 * doc/extend.texi (C Implementation): New chapter.
8723 * doc/gcc.texi (Top): Link it in.
8725 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8727 * doc/install.texi (Specific): Fix CVS merge botch.
8729 2001-08-10 Richard Henderson <rth@redhat.com>
8731 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8732 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8734 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8736 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8737 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8738 this macro is now required.
8740 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8741 loop.c (find_and_verify_loops), reload.c (reload): Check
8742 for rtx code of CALL_INSN, not CALL, when deciding if we
8743 need to check for REG_SETJMP note.
8745 * gcse.c (compute_hash_table, compute_store_table): Update
8746 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8749 * config/avr/avr.c: Fix typo.
8750 * config/convex/convex.c (expand_movstr): Use adjust_address.
8751 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8753 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8754 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8756 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8757 Do define STACK_BOUNDARY.
8758 * config/i370/i370.c: Include expr.h.
8759 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8760 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8761 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8762 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8763 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8764 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8765 * config/romp/romp.c: Include expr.h after tree.h.
8767 (output_fpop): Use xmalloc, not oballoc.
8768 * config/we32k/we32k.c: Include expr.h.
8770 2001-08-10 Kazu Hirata <kazu@hxi.com>
8772 * config/h8300/h8300.h: Fix formatting.
8774 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8776 * c-common.h (RETURN_NULLIFIED_P): Lose.
8777 * c-semantics.c (genrtl_return_stmt): Don't check it.
8779 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8781 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8782 (mips_annotate_frame_insn): New function.
8783 (mips_emit_frame_related_store): New function.
8784 (save_restore_insns): Don't mark instructions that set up the base
8785 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8786 the store instructions instead.
8787 (mips_expand_prologue): If the stack size is moved into a temporary
8788 register, do not mark that move as frame-related. Add a
8789 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8791 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8793 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8794 stack slot as unchanging if current_function_calls_eh_return.
8796 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8798 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8799 access the second half of the TFmode scratch operand.
8801 2001-08-10 Anthony Green <green@redhat.com>
8803 * java/class.c (emit_register_classes): Conditionalize code on
8806 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8808 * doc/install.texi (Specific, avr): Fix cross-reference to the
8809 main manual to work both for info and HTML versions.
8811 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8813 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8814 and "use_goto" argument.
8815 (expand_null_return, expand_value_return): Update all callers.
8816 * function.c (expand_function_end): Remove code to generate simple
8818 * config/vax/vax.md (epilogue): New expander for function return.
8819 * doc/md.texi (epilogue): Remove "if defined".
8821 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8823 * Makefile.in: Partially revert my previous change:
8824 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8825 of the hashtab.o and safe-ctype.o rules.
8827 2001-08-09 Richard Henderson <rth@redhat.com>
8829 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8830 (USE_COLLECT2): Remove duplicate definition.
8831 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8832 (use_collect2): Remove dead code.
8833 * configure.in (use_collect2): Remove will_use_collect2 and
8834 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8835 * configure: Rebuild.
8837 * target.h (targetm.asm_out.constructor): New.
8838 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8839 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8840 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8841 * varasm.c (in_ctors, in_dtors): New.
8842 (assemble_constructor, assemble_destructor): Remove.
8843 (default_stabs_asm_out_destructor): New.
8844 (default_named_section_asm_out_destructor): New.
8845 (dtors_section, default_dtor_section_asm_out_destructor): New.
8846 (default_stabs_asm_out_constructor): New.
8847 (default_named_section_asm_out_constructor): New.
8848 (ctors_section, default_ctor_section_asm_out_constructor): New.
8849 * output.h: Update declarations.
8850 * c-decl.c (c_expand_body): Use target hooks instead of
8851 assemble_constructor and assemble_destructor.
8852 * profile.c (output_func_start_profiler): Likewise.
8853 * objc/objc-act.c (finish_objc): Likewise.
8854 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8855 for the constructor.
8856 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8858 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8859 (DTORS_SECTION_ASM_OP): Likewise.
8860 (__CTOR_LIST__): Use attribute section when possible.
8861 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8863 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8864 ASM_OUTPUT_CONSTRUCTOR.
8866 * config/darwin.c (machopic_asm_out_constructor): New.
8867 (machopic_asm_out_destructor): New.
8868 * config/darwin-protos.h: Update declarations.
8869 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8870 (ASM_OUTPUT_DESTRUCTOR): Remove.
8871 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8872 * config/nextstep.c (nextstep_asm_out_constructor): New.
8873 (nextstep_asm_out_destructor): New.
8874 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8875 (ASM_OUTPUT_DESTRUCTOR): Remove.
8876 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8877 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8878 ASM_OUTPUT_*STRUCTOR.
8879 * config/i386/aix386ng.h: Likewise.
8881 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8882 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8883 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8884 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8885 * config/lynx.h: Likewise.
8886 * config/netware.h: Likewise.
8887 * config/psos.h: Likewise.
8888 * config/alpha/alpha-interix.h: Likewise.
8889 * config/alpha/elf.h: Likewise.
8890 * config/arc/arc.h: Likewise.
8891 * config/arm/aof.h: Likewise.
8892 * config/arm/coff.h: Likewise.
8893 * config/arm/elf.h: Likewise.
8894 * config/c4x/c4x.h: Likewise.
8895 * config/h8300/h8300.h: Likewise.
8896 * config/i386/cygwin.h: Likewise.
8897 * config/i386/djgpp.h: Likewise.
8898 * config/i386/i386-coff.h: Likewise.
8899 * config/i386/i386-interix.h: Likewise.
8900 * config/i386/sco5.h: Likewise.
8901 * config/i386/vsta.h: Likewise.
8902 * config/i386/win32.h: Likewise.
8903 * config/i960/i960-coff.h: Likewise.
8904 * config/ia64/sysv4.h: Likewise.
8905 * config/m68hc11/m68hc11.h: Likewise.
8906 * config/m68k/coff.h: Likewise.
8907 * config/m68k/mot3300.h: Likewise.
8908 * config/m88k/m88k.h: Likewise.
8909 * config/mcore/mcore-pe.h: Likewise.
8910 * config/mcore/mcore.h: Likewise.
8911 * config/mips/elf.h: Likewise.
8912 * config/mips/elf64.h: Likewise.
8913 * config/mips/iris6.h: Likewise.
8914 * config/pa/pa64-hpux.h: Likewise.
8915 * config/rs6000/sysv4.h: Likewise.
8916 * config/sh/sh.h: Likewise.
8917 * config/sparc/litecoff.h: Likewise.
8919 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8920 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8921 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8922 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8923 (ASM_OUTPUT_DESTRUCTOR): Remove.
8924 * config/a29k/a29k.c: Move include of tree.h.
8925 * config/a29k/udi.h: Delete file.
8926 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8927 (vms_asm_out_destructor): New.
8928 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8929 (EXTRA_SECTION_FUNCTIONS): Likewise.
8930 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8931 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8932 * config/c4x/c4x.c: Move include of tree.h.
8933 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8934 (clix_asm_out_destructor): New.
8935 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8936 (ASM_OUTPUT_DESTRUCTOR): Remove.
8937 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8938 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8939 (TARGET_ASM_CONSTRUCTOR): New.
8940 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8941 (sco_asm_out_constructor): New.
8942 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8943 * config/i386/svr3gas.h: Remove stack grows up code.
8944 Remove code duplicated from i386/sysv3.h.
8945 (TARGET_ASM_CONSTRUCTOR): New.
8946 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8947 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8948 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8949 (TARGET_ASM_CONSTRUCTOR): New.
8950 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8951 (m68hc11_asm_out_destructor): New.
8952 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8953 (TARGET_ASM_DESTRUCTOR): New.
8954 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8955 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8956 config/svr3.h pertaining to section manipulation.
8957 * config/m68k/dpx2g.h: Remove #if 0 code.
8958 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8959 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8960 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8961 (TARGET_ASM_CONSTRUCTOR): New.
8962 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8963 (m88k_svr3_asm_out_constructor): New.
8964 (m88k_svr3_asm_out_destructor): New.
8965 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8966 (ASM_OUTPUT_DESTRUCTOR): Remove.
8967 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8968 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8969 * config/rs6000/aix.h: Likewise.
8970 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8971 * config/mips/vxworks.h: Likewise.
8972 * config/rs6000/lynx.h: Likewise.
8973 * config/sh/elf.h: Likewise.
8974 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8975 (DTORS_SECTION_ASM_OP): New.
8976 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8977 (ASM_OUTPUT_DESTRUCTOR): Remove.
8978 * config/sparc/sol2-sld-64.h: Likewise.
8979 * config/vax/vax.c (vms_asm_out_constructor): New.
8980 (vms_asm_out_destructor): New.
8981 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8982 (ASM_OUTPUT_DESTRUCTOR): Remove.
8983 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8985 * doc/tm.texi (@node Initialization): Update.
8987 2001-08-09 Richard Henderson <rth@redhat.com>
8989 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8990 (__do_global_dtors_aux): Use gp-relative static data to avoid
8991 one dynamic relocation.
8992 (__do_frame_setup): Register Java classes.
8993 * config/alpha/crtend.asm (__JCR_END__): New.
8995 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8997 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8998 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8999 (GEN, STAGESTUFF): Add new files.
9000 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9001 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9002 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9003 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9004 as well as insn-codes.h and insn-flags.h in config.h; and no
9005 extra headers in tconfig.h and hconfig.h.
9007 * gencodes.c: Eliminate code to generate predicate declarations
9008 or #defines for md-file constants.
9009 * genconstants.c, genpreds.c: New files.
9011 * i386.md: Re-order guard expressions such that TARGET_64BIT
9012 comes first, when this permits better optimization. Add
9013 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9014 why this is desirable.
9016 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9018 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9019 (find_fde_for_dso): Remove.
9020 (_Unwind_IteratePhdrCallback): New.
9021 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9022 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9024 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9026 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9027 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9029 2001-08-09 Graham Stott <grahams@redhat.com>
9031 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9032 (vis_no_unit): Use it.
9033 (visualize_no_unit): Add the insn only if room exists.
9035 2001-08-09 Graham Stott <grahams@redhat.com>
9037 * predict.c (estimate_probability): Replace magic numbers with
9038 appropriate enumeration.
9040 2001-08-09 Graham Stott <grahams@redhat.com>
9042 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9044 (EXTRACT_FLAGS): Likewise.
9046 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9048 * config/mips/mips.c (mips_legitimate_address_p): Check for
9049 CONST_INT in last patch.
9051 2001-08-08 Anthony Green <green@redhat.com>
9053 * java/class.c (emit_register_classes): Use assemble_jcr if
9054 possible. Keep the original mechanism as a fallback.
9055 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9056 and weak symbol support.
9057 * crtstuff.c (__JCR_LIST__): Define.
9058 (__JCR_END__): Define.
9059 (_Jv_RegiserClasses): Define weak symbol if possible.
9060 (__do_global_ctors_aux): Register classes for ELF targets with
9061 weak symbol support.
9063 2001-08-08 Kazu Hirata <kazu@hxi.com>
9065 * dbxout.c: Fix comment formatting.
9066 * dependence.c: Likewise.
9068 * diagnostic.c: Likewise.
9069 * dominance.c: Likewise.
9070 * doprint.c: Likewise.
9071 * dwarf2out.c: Likewise.
9072 * dwarfout.c: Likewise.
9073 * emit-rtl.c: Likewise.
9074 * except.c: Likewise.
9075 * explow.c: Likewise.
9076 * expmed.c: Likewise.
9079 * fold-const.c: Likewise.
9080 * function.c: Likewise.
9082 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9084 * global.c (retry_global_alloc): Avoid shadowing allocno.
9086 2001-08-08 Mark Mitchell <mark@codesourcery.com>
9088 * except.c (remove_fixup_regions): Fix typo.
9090 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
9092 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
9093 unsigned HOST_WIDE_INT to avoid warning.
9094 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
9095 * flow.c (set_block_for_new_insns): Likewise.
9097 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
9099 * sibcall.c (return_value_pseudo): New static variable.
9100 (skip_copy_to_return_value): Handle return_value_pseudo.
9101 (call_ends_block_p): Ensure that return_value_pseudo is set.
9102 (optimize_sibling_and_tail_recursive_call): Discover the
9103 load of pseudo return value in alternate exit block.
9105 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9107 * calls.c (ECF_ALWAYS_RETURN): New constant.
9108 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
9109 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
9110 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
9111 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
9112 * rtl.c (reg_note_name): New name.
9113 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
9115 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
9117 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
9119 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9121 * alias.c (get_alias_set): Return a previously calculated
9122 alias set for a VAR_DECL.
9123 * function.c (gen_mem_addressof): Calculate the alias set before
9126 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
9128 * predict.def: Set hitrates according our experimental run.
9130 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
9132 * i386.h (HARD_REGNO_RENAME_OK): New macro.
9134 2001-08-08 H.J. Lu <hjl@gnu.org>
9136 * config/mips/mips.c (mips_unique_section): New. Copied from
9139 * config/mips/mips-protos.h (mips_unique_section): New
9142 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
9144 * config/mips/little.h: New. Generic little endian mips
9145 targets. Only mips*-*-linux* is converted to use it so far.
9147 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
9148 (WCHAR_TYPE): Defined
9149 (WCHAR_TYPE_SIZE): Likewise.
9150 (INIT_SUBTARGET_OPTABS): Likewise.
9151 (BSS_SECTION_ASM_OP): Likewise.
9152 (SBSS_SECTION_ASM_OP): Likewise.
9153 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9154 (ASM_DECLARE_OBJECT_NAME): Likewise.
9155 (UNIQUE_SECTION): Likewise.
9156 (EXTRA_SECTIONS): Likewise.
9157 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
9158 (ASM_OUTPUT_DESTRUCTOR): Likewise.
9159 (ASM_OUTPUT_DEF): Likewise.
9160 (HANDLE_SYSV_PRAGMA): Removed.
9161 (NO_IMPLICIT_EXTERN_C): Likewise.
9162 (TARGET_MEM_FUNCTIONS): Likewise.
9163 (STARTFILE_SPEC): Likewise.
9164 (ENDFILE_SPEC): Likewise.
9165 (LIB_SPEC): Likewise.
9166 (INVOKE__main): Likewise.
9167 (CTOR_LIST_BEGIN): Likewise.
9168 (CTOR_LIST_END): Likewise.
9169 (DTOR_LIST_BEGIN): Likewise.
9170 (DTOR_LIST_END): Likewise.
9171 (SET_ASM_OP): Likewise.
9172 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9173 (ASM_OUTPUT_DEF): Likewise.
9174 (ASM_OUTPUT_IDENT): Likewise.
9176 * config/mips/mips.h (ASM_SPEC): Undefine before define.
9177 (CPLUSPLUS_CPP_SPEC): Likewise.
9178 (ASM_APP_ON) Redefine only if not defined.
9179 (ASM_APP_OFF): Likewise.
9180 (ASM_OUTPUT_SOURCE_LINE): Likewise.
9181 (ASM_OUTPUT_IDENT): Likewise.
9183 * config.gcc: Update tm_file for Linux/mips.
9185 2001-08-08 Bernd Schmidt <bernds@redhat.com>
9187 * cselib.c (cselib_record_sets): If insn is predicated, turn
9188 sources into IF_THEN_ELSEs.
9190 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
9191 Turn into define_insn_and_split.
9193 * sched-deps.c: Include "cselib.h".
9194 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
9195 Use cselib to turn memory addresses into VALUEs.
9196 (sched_analyze): Call cselib_init/cselib_finish if necessary.
9197 * sched-int.h (struct sched_info): New member USE_CSELIB.
9198 * sched-ebb.c (ebb_sched_info): Initialize it.
9199 * sched-rgn.c (rgn_sched_info): Likewise.
9200 * Makefile.in (sched-deps.o): Update dependencies.
9202 * cselib.h (cselib_subst_to_values): Declare.
9203 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
9204 that have no value and autoincs to be handled by generating a new
9207 2001-08-08 Graham Stott <grahams@redhat.com>
9209 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
9210 within fixed length SEQUENCE.
9212 2001-08-08 Graham Stott <grahams@redhat.com>
9214 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
9215 (diagnostic_prefixing_rule): Likewise.
9216 (diagnostic_line_cutoff): Likewise.
9217 (diagnostic_kind_count): Likewise.
9219 2001-08-08 Graham Stott <grahams@redhat.com>
9221 * alias.c (find_base_decl): Delete redundent assignment.
9223 2001-08-08 Graham Stott <grahams@redhat.com>
9225 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
9226 (abs): Uppercase and paranthesize macro parameter.
9227 (MEM_DEPENDENCY): Add whitespace.
9229 2001-08-08 Graham Stott <grahams@redhat.com>
9231 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
9232 failure check for CONST_INT
9234 2001-08-08 Graham Stott <grahams@redhat.com>
9236 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
9237 (libcall_dead_p): Likewise.
9239 (mark_used_regs): Constify fmt.
9240 (find_use_as_address): Likewise.
9242 2001-08-08 Graham Stott <grahams@redhat.com>
9244 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
9247 2001-08-08 Graham Stott <grahams@redhat.com>
9249 * combine.c (combine_simplify_rtx): Update comment and
9250 remove erroneous test.
9252 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9254 * cppinit.c (cpp_finish): Pop the final buffer without comment.
9255 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
9256 take care to avoid multiple no-newline at EOF warnings in that
9259 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
9261 * calls.c (expand_call): Do not emit INSN_SETJMP note.
9262 (emit_library_call_value_1): Likewise.
9263 (emit_call_1): Emit REG_SETJMP note.
9264 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
9266 * cselib.c (cselib_process_insn): Likewise.
9267 * flow.c (propagate_block): Likewise.
9268 * loop.c (find_and_verify_loops): Likewise.
9269 * reload.c (find_equiv_regs): Likewise.
9270 * reload1.c (reload): Likewise.
9271 * resource.c (mark_referenced_resources,
9272 mark_set_resources): Likewise.
9273 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
9274 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
9275 * haifa-sched.c (unlink_other_notes): Likewise.
9276 (reemit_notes): Likewise.
9277 * sched-ebb.c (sched_ebb): Likewise.
9278 * sched-rgc.c (sched_region): Likewise.
9279 * rtl.c (note_insn_name): Likewise.
9280 (reg_note_name): Add REG_SETJMP
9281 * rtl.h (reg_note): Add REG_SETJMP.
9282 (insn_note): Remove NOTE_INSN_SETJMP.
9284 * profile.c (branch_prob): Add fake edges for setjmp.
9286 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
9288 * config.gcc: Quote target_cpu_default2 correctly for
9289 powerpc*-*-* targets.
9291 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
9293 * cpplib.h, line-map.h: Update comments.
9294 * cppmain.c (printer_init): Move inline.
9295 (maybe_print_line, print_line): Take a map pointer.
9296 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
9297 (cb_file_change): Don't use prior value of print.map.
9299 2001-08-07 David Edelsohn <edelsohn@gnu.org>
9301 * doc/install.texi: Document fine-grained multilib configuration.
9303 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9305 * rtlanal.c (find_first_parameter_load): Call note_stores
9306 only on the instructions.
9308 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9310 * alias.c (nonlocal_mentioned_p):
9311 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
9312 * calls.c (emit_call_1): Likewise.
9313 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
9314 * cselib.c (cselib_process_insn): Likewise.
9315 * df.c (df_insns_modify): Likewise.
9316 * flow.c (need_fake_edge_p): Likewise.
9317 (propagate_one_insn): Likewise.
9318 * haifa-sched.c (reemit_notes): Likewise.
9319 * integrate.c (copy_insn_list): Likewise.
9320 * jump.c (delete_prior_computation): Likewise.
9321 * local-alloc.c (validate_equiv_mem): Likewise.
9322 * loop.c (scan_loop): Likewise.
9323 * predict.c (estimate_probability): Likewise.
9324 * reload.c (reload): Likewise.
9325 * sched-deps (sched_analyze): Likewise.
9326 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
9327 * gcse.c (compute_hash_table): Likewise.
9328 (mark_call): Likewise.
9329 (store_killed_in_insn): Likewise.
9331 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
9333 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
9335 2001-08-06 Richard Henderson <rth@redhat.com>
9337 * varasm.c (assemble_gc_entry): Remove.
9338 * output.h: Likewise.
9340 2001-08-06 Richard Henderson <rth@redhat.com>
9342 * varasm.c (assemble_constructor): Take a symbol_ref and a
9343 priority instead of a bare string. Move priority handling
9344 here from cp/decl2.c.
9345 * output.h: Update decls.
9347 * c-decl.c (c_expand_body): Update calls to assemble_constructor
9348 and assemble_destructor.
9349 * profile.c (output_func_start_profiler): Likewise.
9350 * objc/objc-act.c (finish_objc): Likewise.
9351 (build_module_descriptor): Return the symbol not the symbol name.
9353 2001-08-06 David Edelsohn <edelsohn@gnu.org>
9355 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
9356 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
9357 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
9358 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
9359 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
9360 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
9362 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9364 * cpperror.c (print_containing_files): Moved to line-map.c.
9365 (print_location): line-map.c handles re-listing or otherwise.
9366 * cpphash.h (struct lexer_state): Remove next_bol.
9367 (struct cpp_buffer): Remove include_stack_listed.
9368 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
9369 Remove faked buffer handling.
9370 (_cpp_do_file_change): Tweak.
9371 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
9372 * cppmain.c (struct printer): Remove filename.
9373 (print_line, cb_file_change): Update accordingly.
9374 * line-map.c: Include intl.h.
9375 (init_line_maps): Initialize last_listed.
9376 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
9377 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
9378 (print_containing_files): New.
9379 * line-map.h (struct line_maps): New member last_listed.
9380 (print_containing_files, INCLUDED_FROM): New.
9381 * Makefile.in: Update.
9382 * po/POTFILES.in: Add line-map.c.
9384 2001-08-06 Richard Henderson <rth@redhat.com>
9386 * except.c (convert_from_eh_region_ranges_1): Never mark
9387 USE or CLOBBER insns as throwing.
9389 * expr.c (store_constructor): Don't clobber memory targets.
9391 2001-08-06 Andreas Jaeger <aj@suse.de>
9393 * profile.c (branch_prob): Remove unused variable insn.
9395 * Makefile.in (local-alloc.o): Add dependency on except.h.
9397 * local-alloc.c: Include except.h for can_throw_internal prototype.
9399 2001-08-06 Richard Henderson <rth@redhat.com>
9401 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
9402 * function.c (expand_main_function): Implement it.
9403 * doc/tm.texi: Document it.
9405 2001-08-06 Stan Shebs <shebs@apple.com>
9407 * doc/install.texi: Document powerpc-*-darwin* details.
9409 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9411 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9412 (ASM_CPU_SPEC): Move back to rs6000.h
9413 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9415 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9417 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9420 * config/rs6000/linux64.h: Ditto.
9422 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9423 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9426 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9427 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9429 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9432 2001-08-05 Richard Henderson <rth@redhat.com>
9434 * local-alloc.c (update_equiv_regs): Do not move insns that
9437 2001-08-05 Jan Hubicka <jh@suse.cz>
9439 * Makefile.in (reload1.o): Add dedendancy on except.h
9440 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9442 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9443 indicating wehther edges has been cleaned up.
9444 * reload1.c: Inlucde except.h
9445 (fixup_abnormal_edges): Accept deleted insns.
9446 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9449 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9451 * cpplib.c (do_line): Correct line number after pop_buffer.
9453 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9455 PR preprocessor/3824
9456 * line-map.c: Update comments.
9457 * line-map.h: Update comments.
9458 * tradcif.y: Don't consider large numbers unsigned.
9460 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9462 PR preprocessor/3081
9463 * c-lex.c (map): New.
9464 (cb_file_change): Update map and use it.
9465 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9466 (c_lex): Update to use map.
9467 * cpperror.c (print_location): Move to using logical line numbers.
9468 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9469 (cpp_make_system_header): Similarly.
9470 (_cpp_execute_include): Stop line numbering hacks. Store the
9471 line we will return to.
9472 * cpphash.h (CPP_BUF_LINE): Remove.
9473 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9474 Add map and return_to_line.
9475 (_cpp_do_file_change): Update.
9476 * cppinit.c (cpp_start_read): Update line kludge.
9477 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9478 (trigraph_ok): Use logical line numbers for diagnostics.
9479 (skip_block_comment): Likewise.
9480 (skip_whitespace): Likewise.
9481 (skip_line_comment): Use pfile->line instead.
9482 (_cpp_lex_token): Update to use logical line numbering exclusively.
9483 Handle BOL locally. Accept new lines in directives, but keep
9484 pfile->line decremented. Diagnostics use logical lines. Update
9486 * cpplib.c (SEEN_EOL): New.
9487 (skip_rest_of_line, check_eol): Use it.
9488 (end_directive): Increase line number when accepting the newline
9489 at the end of a directive.
9490 (run_directive): Simplify.
9491 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9492 (_cpp_do_file_change): Update to take buffer line number as an
9493 argument, and store the current map in the cpp_reader. Remove
9494 line number kludges.
9495 (_cpp_do__Pragma): Restore output position after a _Pragma.
9496 (cpp_push_buffer): Don't set output line or lineno.
9497 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9498 Remove line kludge. Set output_line.
9499 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9500 (parse_arg): Use logical lines.
9501 (save_lookahead_token): Save EOFs too now.
9502 * cppmain.c (struct printer): Fix comments.
9503 (printer_init): Simplify, let caller do errors.
9504 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9505 (maybe_print_line): Simplify.
9506 (print_line): Don't print a linemarker if -P.
9507 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9508 (cb_file_change): Simplify.
9509 * line-map.h (LAST_SOURCE_LINE): Fix.
9510 (CURRENT_LINE_MAP): New.
9512 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9514 * doloop.c (doloop_modify_runtime): Properly compute number of
9515 iterations if loop was unrolled.
9517 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9518 if their CSELIB_VAL_PTRs are.
9520 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9521 (setup_spill_pointers): Initialize it.
9522 (spill_restore_mem): Set it.
9523 (do_spill, do_restore): Use it to add REG_INC note.
9524 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9526 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9527 asms if other insns are available.
9529 * config/ia64/ia64.c (condop_operator): New predicate.
9530 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9531 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9534 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9535 temporary register than directly using a MEM.
9537 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9539 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9540 parameter in last change.
9542 2001-08-04 Zack Weinberg <zackw@panix.com>
9544 * sparc.md: Don't use #if inside C test expression.
9546 2001-08-04 Richard Henderson <rth@redhat.com>
9548 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9550 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9552 * cpphash.h (struct cpp_reader): New member directive_line.
9553 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9554 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9555 do_pragma): Pass line to callbacks.
9556 (start_directive): Record line of directive.
9557 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9558 cb_include): Similarly.
9559 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9562 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9564 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9567 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9569 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9571 * reload1.c (fixup_abnormal_edges): New static function.
9574 * flow.c (need_fake_edge_p): New function.
9575 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9576 avoid call insn to be very last insn in the insn stream.
9578 * profile.c (branch_prob): Call flow_call_edges_add instead of
9579 doing that by hand; cleanup cfg to re-merge basic blocks once
9582 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9584 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9585 are also on line-map.h.
9586 * cppfiles.c (stack_include_file): Update.
9587 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9588 (_cpp_pop_buffer): New.
9589 * cppinit.c (cpp_destroy, cpp_finish): Update.
9590 (do_includes): Mark each buffer to return at EOF.
9591 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9592 return as requested.
9593 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9594 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9595 * cpplib.h (cpp_pop_buffer): Remove.
9596 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9597 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9599 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9601 (do_preprocessing): Update.
9602 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9603 * c-parse.in (_yylex): Similarly.
9604 * scan-decls.c (scan_decls): Similarly.
9605 * line-map.h: Update comments.
9607 * objc/Make-lang.in (objc-act.o): Update dependencies.
9609 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9611 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9612 and soft register for operand 0.
9613 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9615 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9617 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9618 register for operand 0.
9619 ("bitcmpqi_z_used"): Allow memory for operand 0.
9620 (split "bitcmpqi"): New split to handle address reg as operand 1.
9622 2001-08-04 Andreas Jaeger <aj@suse.de>
9624 * gcse.c: Revert Daniel's last patch.
9626 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9628 * sparc-protos.h: Add prototypes for fp_zero_operand and
9630 * sh-protos.h: Add prototype for fpul_operand.
9632 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9634 * doc/extend.texi (Other Builtins): Fix typo in last change.
9636 2001-08-03 Richard Henderson <rth@redhat.com>
9638 * target.h (gcc_target): Add asm_out.named_section,
9639 section_type_flags, have_named_sections.
9640 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9641 (TARGET_HAVE_NAMED_SECTIONS): New.
9642 (TARGET_SECTION_TYPE_FLAGS): New.
9644 * Makefile.in (toplev.o): Depend on TARGET_H.
9645 (varasm.o, dbxout.o): Likewise.
9646 * c-common.c (decl_attributes): Check targetm.have_named_sections
9647 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9648 * dbxout.c (dbxout_function_decl): Likewise.
9649 (dbxout_function_end): Likewise.
9650 * toplev.c (compile_file): Likewise.
9651 * varasm.c (exception_section): Likewise.
9652 * cp/decl2.c (finish_objects): Likewise.
9654 * defaults.h (EH_FRAME_SECTION): Remove.
9655 (EH_FRAME_SECTION_ASM_OP): Remove.
9656 (EH_FRAME_SECTION_NAME): New.
9657 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9658 (UNIQUE_SECTION_P): Remove.
9659 * dwarf2out.c (SECTION_FORMAT): Remove.
9660 (ASM_OUTPUT_SECTION): Remove.
9661 (output_call_frame_info): Use named_section_flags.
9662 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9663 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9664 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9665 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9666 (named_section_flags): New.
9667 (named_section): Use it and targetm.section_type_flags.
9668 (resolve_unique_section): New.
9669 (assemble_start_function): Use it.
9670 (asm_emit_uninitialised, assemble_variable): Likewise.
9671 (default_section_type_flags): New.
9672 (default_no_named_section, default_elf_asm_named_section): New.
9673 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9674 * output.h: Update varasm.c decls.
9675 (SECTION_*): New flags.
9677 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9678 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9680 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9681 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9682 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9683 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9684 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9685 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9686 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9687 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9688 * config/pa/pa64-hpux.h,
9690 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9691 (TARGET_ASM_NAMED_SECTION): New.
9692 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9693 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9694 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9695 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9696 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9697 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9698 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9699 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9700 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9701 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9702 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9703 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9704 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9705 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9706 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9707 * config/sparc/sysv4.h: Likewise.
9709 * config/nextstep.h: Error until named sections implemented.
9711 * config/a29k/a29k.c (a29k_asm_named_section): New.
9712 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9713 (vms_section_type_flags, vms_asm_named_section): New.
9714 * config/arm/arm.c (arm_elf_asm_named_section): New.
9715 * config/avr/avr.c (asm_output_section_name): Remove.
9716 * config/avr/avr-protos.h: Update.
9717 * config/c4x/c4x.c (c4x_asm_named_section): New.
9718 * config/h8300/h8300.c (h8300_asm_named_section): New.
9719 * config/i386/i386.c (sco_asm_named_section): New.
9720 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9721 (i386_pe_section_type_flags): New.
9722 (i386_pe_asm_named_section): New.
9723 * config/i386/i386-protos.h: Update.
9724 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9725 * config/mcore/mcore.c (mcore_asm_named_section): New.
9726 * config/mips/mips.c (iris6_asm_named_section): New.
9727 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9728 instead of UNIQUE_SECTION_P.
9729 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9730 (xcoff_asm_named_section): New.
9731 * config/sh/sh.c (sh_asm_named_section): New.
9732 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9734 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9735 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9736 (EH_FRAME_SECTION_NAME): New.
9737 (EXCEPTION_SECTION): New.
9738 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9739 (DEBUG_*_SECTION): Remove.
9740 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9741 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9742 (EH_FRAME_SECTION_ASM_OP): Remove.
9744 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9745 (ASM_OUTPUT_SECTION_NAME): Remove.
9746 (TARGET_ASM_NAMED_SECTION): New.
9747 (TARGET_HAVE_NAMED_SECTIONS): New.
9748 (TARGET_SECTION_TYPE_FLAGS): New.
9749 (EH_FRAME_SECTION_ASM_OP): Remove.
9750 (EH_FRAME_SECTION_NAME): New.
9752 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9754 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9755 for complex expressions when cfun == 0.
9756 * doc/extend.texi: Document that __builtin_constant_p can be
9757 used in data initializers as well as functions.
9759 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9761 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9762 variable I locally, instead of expecting a declaration in the
9765 2001-08-03 Richard Henderson <rth@redhat.com>
9767 * except.c (collect_one_action_chain): Add an explicit cleanup
9768 action if regions surrounding a catch were encoded entirely
9769 within the call-site entry.
9771 2001-08-03 Richard Henderson <rth@redhat.com>
9773 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9774 don't take REGNO of a non-register.
9776 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9778 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9779 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9780 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9781 (__gthread_mutex_init_function): New function for mutex initialization.
9783 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9785 * Makefile.in: Revert screwed up commit.
9787 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9789 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9790 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9791 merged by linker script to get a final _exit().
9792 (__do_global_dtors): New for destructor handling in specific exit
9794 (__do_global_ctors): New for constructors in specific install section.
9795 (__map_data_section): Map data sections before running constructors.
9796 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9797 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9798 (DTORS_SECTION_ASM_OP): Likewise.
9799 (CTORS_SECTION_FUNCTION): Define to force a reference to
9801 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9803 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9805 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9807 * Makefile.in: Add df.h to gcse.c dependencies.
9809 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9811 * varasm.c (output_constant_def_contents): Use for the length of a
9812 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9813 depending on which is larger.
9815 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9817 * gcse.c: Include df.h for use as a dataflow analyzer.
9819 Declaration of reg_set_info: gone.
9820 New df_analyzer variable used by store motion.
9821 (reg_set_info): Deleted.
9822 (mark_mem_regs): New function, analyze regs used by a mem.
9823 (store_ops_ok): Use dataflow analyzer results to determine if
9824 necessary regs are changed in the block.
9825 (find_moveable_store): Remove check for symbol ref, we can handle
9826 much more complex expressions now.
9827 (compute_store_table): Remove most of the code, it's unnecessary
9828 now that the dataflow analyzer records the info for us.
9829 (store_killed_after): Add parameter to say whether to do the
9830 store_ops_okay test, used to speed up testing when we already know
9831 the answer, and just want to know if the store itself was killed.
9832 (build_store_vector): Largely rewritten to calculate the various
9833 vectors properly, and somewhat optimized.
9834 (store_motion): Init the df_analyzer, get REG_DEF chains.
9835 Also handle trapping expressions (since mems almost always trap)
9836 (simple_mem): Redefine what a simple mem is.
9838 2001-08-03 DJ Delorie <dj@redhat.com>
9840 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9841 set from a constant part of the condition.
9843 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9845 * mkdeps.c (deps_add_default_target): Make local variable
9846 ``start'' a const char pointer.
9847 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9849 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9851 * doc/install.texi (Configuration): Fix markup.
9852 (Specific, i?86-*-udk): Likewise.
9853 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9855 Document --enable-threads and --enable-libgcj status.
9856 (Specific, mips-sgi-irix*): Canonicalize triples.
9857 (Specific, mips-sgi-irix5): Warn about problems with this config.
9858 Mention required GNU as patch.
9859 Native assembler problems are fixed.
9860 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9861 Document --enable-threads and --enable-libgcj status.
9863 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9865 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9868 2001-08-03 Richard Henderson <rth@redhat.com>
9870 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9873 2001-08-03 Richard Henderson <rth@redhat.com>
9875 * rtlanal.c (find_first_parameter_load): Stop if we
9876 reach a CODE_LABEL at BOUNDARY.
9878 2001-08-03 Richard Henderson <rth@redhat.com>
9880 * config/alpha/alpha.md (force_movdi): New insn.
9881 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9882 Tweek FRP marking of VMS prologue insns.
9883 * config/alpha/vms.h (EPILOGUE_USES): New.
9885 2001-08-02 Richard Henderson <rth@redhat.com>
9887 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9889 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9891 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9892 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9893 config/convex/convex.h, config/d30v/d30v.c,
9894 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9895 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9896 config/mips/mips.h, config/mn10200/mn10200.h,
9897 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9898 config/v850/v850.h, config/vax/openbsd.h,
9899 config/vax/openbsd1.h, config/vax/ultrix.h,
9900 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9901 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9902 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9903 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9904 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9905 in comments and documentation.
9907 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9911 * Makefile.in (line-map.o): New.
9912 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9913 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9914 * cpperror.c (print_containing_files): Similarly.
9915 (print_location): Update. Don't output a space before _Pragma.
9916 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9917 (stack_include_filee, cpp_make_system_header): Update.
9918 (_cpp_execute_include): Get logical line number right for calling
9919 as-yet-unterminated #include.
9920 * cpphash.h (struct cpp_reader): Add line_maps.
9921 (_cpp_do_file_change): Update.
9922 * cppinit.c (cpp_create_reader): Initialize line maps.
9923 (cpp_destroy): Destroy line maps.
9924 (cpp_start_read): Get logical line number right.
9925 * cpplex.c (parse_string): Only warn once for multi-line strings.
9926 Use boolean variable for null warning.
9927 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9929 (do_include_common): End the directive early.
9930 (do_line): Don't warn about out-of-range lines in preprocessed
9931 source. Update. Remove unused variables.
9932 (_cpp_do_file_change): Update for new line mapping.
9933 (pragma_cb): New typedef.
9934 (cpp_register_pragma): Stop looking ahead before calling the
9936 (do_pragma_system_header): End directive early.
9937 (cpp_get_line_maps): New.
9938 (cpp_pop_buffer): Fudge logical line. Update.
9939 * cpplib.h: Include line-map.h
9940 (enum cpp_fc_reason): Remove.
9941 (struct cpp_file_change): Update.
9942 (cpp_get_line_maps): New.
9943 * cppmain.c (struct_printer): New member map.
9944 (cb_file_change): Update for new mappings.
9945 * fix-header.c (cb_file_change): Similarly.
9947 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9949 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9950 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9952 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9954 * config/vax/vax.c: include expr.h.
9956 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9958 * Makefile.in ($(srcdir)/configure): Only rebuild in
9960 ($(srcdir)/config.in): Only define in maintainer mode.
9961 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9963 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9965 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9967 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9969 * gcc.c (set_collect_gcc_options): New function, split out from
9971 Ignore elided switches.
9972 (do_spec_1): Invoke before executing command.
9973 (set_input): Export.
9974 Move declaration ...
9975 * gcc.h (set_input): ... here.
9976 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9979 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9982 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9984 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9986 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9988 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9989 for the unnamed instructions it expands to.
9991 2001-08-02 Richard Henderson <rth@redhat.com>
9993 * regclass.c (call_really_used_regs): Conditionally define.
9994 (init_reg_sets_1): Don't use it if not defined.
9995 (fix_register): Similarly, don't set it.
9997 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9999 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10000 Correct comment that had been missed in the previous change.
10002 2001-08-01 Stan Shebs <shebs@apple.com>
10004 * config/darwin.c (machopic_stub_name): Try matching by name.
10005 (update_stubs): New function.
10006 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10009 2001-08-01 Richard Henderson <rth@redhat.com>
10011 * except.c (output_function_exception_table): Use assemble_align.
10012 * varasm.c (assemble_eh_label): Remove.
10013 (assemble_eh_align, assemble_eh_integer): Remove.
10015 2001-08-01 Robert Lipe <robertl@caldera.com>
10017 * dwarfout.c: Remove reference to README.DWARF.
10019 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10021 * regclass.c (call_really_used_regs): New array for registers which
10022 are actually used by a call.
10023 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10025 (fix_register): Set call_really_used too.
10026 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10027 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10029 2001-08-01 Richard Henderson <rth@redhat.com>
10031 * read-rtl.c (read_name): Consider \r whitespace.
10033 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10035 * config.gcc: Recognize powerpc-*-netbsd*.
10037 * doc/install.texi (Host/target specific installation notes for
10038 GCC): Mention powerpc-*-netbsd*.
10040 * config/rs6000/netbsd.h: New file.
10041 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10042 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10043 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10044 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10045 (TARGET_VERSION): Redefine.
10047 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10048 mcall-netbsd as a match for mcall-sysv.
10049 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10050 (ncrti.S, ncrtn.S): New targets.
10051 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10053 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10054 "netbsd' as a V4 ABI.
10055 (ASM_SPEC): Check for -mcall-netbsd.
10056 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10057 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10058 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10059 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10060 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10061 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10062 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10064 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10065 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10067 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10069 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10070 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10071 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10072 including "unwind-pe.h".
10074 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10076 * rs6000.md (define_splits): Kill unused constraints.
10078 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10079 Jan Hubicka <jh@suse.cz>
10081 * function.c (thread_prologue_and_epilogue_insns): Kill code
10082 dealing with non-existent CFG.
10084 2001-08-01 Kazu Hirata <kazu@hxi.com>
10086 * alias.c: Fix comment formatting.
10087 * bitmap.c: Likewise.
10088 * builtins.c: Likewise.
10089 * calls.c: Likewise.
10090 * c-common.c: Likewise.
10091 * c-decl.c: Likewise.
10092 * c-dump.c: Likewise.
10093 * c-lex.c: Likewise.
10094 * collect2.c: Likewise.
10095 * combine.c: Likewise.
10096 * conflict.c: Likewise.
10097 * cppfiles.c: Likewise.
10098 * cppinit.c: Likewise.
10099 * cpplex.c: Likewise.
10100 * cpplib.c: Likewise.
10101 * cppmacro.c: Likewise.
10102 * cppspec.c: Likewise.
10103 * c-pragma.c: Likewise.
10104 * crtstuff.c: Likewise.
10106 * cselib.c: Likewise.
10107 * c-semantics.c: Likewise.
10108 * c-typeck.c: Likewise.
10110 2001-08-01 H.J. Lu <hjl@gnu.org>
10112 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
10114 2001-08-01 H.J. Lu <hjl@gnu.org>
10116 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
10118 2001-08-01 Ziemowit Laski <zlaski@apple.com>
10120 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
10121 contextualizing Objective-C class name lookup by the lexer.
10122 (typespec_reserved_nonattr): Disable ObjC class name lookup after
10124 (protocoldef): Add support for forward @protocol declarations.
10125 (yylexname): Suppress ObjC class name lookup in certain contexts;
10126 re-enable after lookup is complete.
10127 (_yylex): Re-enable ObjC class name lookup when certain
10128 punctuation marks are seen.
10130 * objc/objc-act.c (check_protocol_recursively): New function used
10131 for finding circular dependencies in protocols.
10132 (objc_declare_protocols): New function for handling forward
10133 @protocol declarations.
10134 (receiver_is_class_object): Detect the case when 'self' is used
10135 inside of a class method.
10136 (build_message_expr): Issue a warning if class method is desired
10137 but instance method is found instead.
10138 (conforms_to_protocol): Streamline.
10139 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
10140 protocol Foo, even if 'Bar foo' does not.
10141 (check_protocols): Streamline.
10142 (start_protocol): Add checks for circular and duplicate protocol
10144 (encode_aggregate_within): For typedefs of structs, encode the
10146 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
10147 (objc_declare_protocols): New prototype.
10149 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10151 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
10152 * cpplex.c (handle_newline): Update prototype. Maintain logical
10154 (skip_escaped_newlines, skip_block_comment, parse_string):
10155 Update accordingly.
10156 (_cpp_lex_token): Update, and store token position within the token.
10157 * cpplib.h (struct cpp_token): Add line and column entries.
10158 * cppmacro.c (replace_args): Position stringified tokens correctly.
10160 2001-08-01 Andreas Jaeger <aj@suse.de>
10162 * basic-block.h: Add prototype for last_loop_beg_note.
10164 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
10166 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
10167 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
10169 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
10170 while handling WITH_CLEANUP_EXPR node. Use second operand calling
10171 expand_decl_cleanup.
10172 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
10174 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
10175 operand while calling simple_cst_equal.
10176 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
10177 operand is the cleanup expression, the third is the RTL_EXPR.
10178 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
10180 2001-07-31 Jeff Sturm <jsturm@one-point.com>
10182 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
10184 2001-07-31 matthew green <mrg@eterna.com.au>
10186 * config.gcc (i386-*-netbsdelf): New description.
10187 * config/i386/netbsd-elf.h: New file.
10189 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
10191 * loop.c (check_dbra_loop): Use single_set to compute
10194 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
10196 PowerPC reorg and support for powerpc64-*-linux*.
10198 Also fixes emitting of constants on 32 bit and 64 bit
10201 * config.gcc: powerpc64-*-linux* is a new target.
10202 Things that needed aix.h now also include xcoff.h
10204 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
10206 Move AIX specific stuff into aix.h.
10207 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
10208 with more than just XCOFF now.
10209 (SET_ASM_OP): Remove, now defined where needed.
10210 (FUNCTION_PROLOGUE): New macro definition.
10211 (FUNCTION_EPILOGUE): New macro definition.
10212 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
10214 * config/rs6000/xcoff.h: New file.
10216 * config/rs6000/linux64.h: New file.
10218 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
10220 2001-07-31 Alan Modra <amodra@bigpond.net.au>
10222 * rs6000.c (print_operand_address): Handle ELF syntax.
10223 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
10224 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
10225 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
10227 2001-07-31 David Edelsohn <edelsohn@gnu.org>
10229 * rs6000.c (rs6000_override_options): Only disable
10230 flag_function_sections for XCOFF.
10231 (exact_log2_cint_operand): New predicate.
10232 (reg_or_{add,sub}_cint64_operand): New predicates.
10233 (add_operand): Compare CONST_INT with fewer function calls.
10234 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
10235 (print_operand, case 'p'): Ensure positive operand.
10236 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
10237 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
10238 (PREDICATE_CODES): Add new predicates.
10239 * rs6000.md (addsi3): Split 32-bit constants more correctly.
10240 (divsi3, modsi3): Ensure positive power-of-2.
10241 (adddi3): Use new predicate. Split 32-bit constants more
10242 correctly. Re-arrange splitter to handle any constant.
10243 (subdi3): Use new predicate.
10244 (divdi3, moddi3): Ensure positive power-of-2.
10245 (movdi): Use rs6000_emit_set_const.
10246 (load_toc_v4_pic_di): Delete.
10248 2001-07-31 Graham Stott <grahams@redhat.com>
10250 * function.c (pad_below): Revert 2001-07-26 patch.
10252 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10254 * reg-stack (convert_regs_1): Fix best edge condition.
10256 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10258 * jump.c (duplicate_loop_exit_test): Better test for jumps
10259 entering the loop; create loop pre_header.
10261 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
10263 * doc/install.texi: Add s390 and s390x as new targets.
10264 * doc/invoke.texi: Add documentation of S/390 and zSeries
10266 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
10268 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10270 * config/m68k/m68k.md: Replace all general_operand with
10271 nonimmediate_operand for all destinations.
10272 * config/m68k/m68k.c (not_sp_operand): Likewise.
10274 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
10276 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
10278 2001-07-30 Richard Henderson <rth@redhat.com>
10280 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
10281 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
10283 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
10285 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
10286 Add missing doc strings
10287 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
10288 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
10290 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
10292 * i386.c (ix86_output_main_function_alignment_hack): New function.
10293 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
10295 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
10296 edges by EDGE_DFS_BACK flag.
10297 (dump_edge_info): Add dfs_back flag.
10298 * basic-block.h (EDGE_DFS_BACK): New constant.
10299 (mark_dfs_back_edges): Declare.
10300 * alias.c (loop_p): Remove.
10301 (mark_constant_function): Use mark_dfs_back_edges.
10303 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
10304 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
10305 (compensate_edge): Break out from ...
10306 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
10307 (convert_regs_2): Set block_done once block is really done;
10308 Do updating of the predecesors counts.
10310 * toplev.c (rest_of_compilation): Recompute block_for_insn
10311 before post-reload cfg_cleanup.
10312 * function.c (thread_prologue_epilogue_insns):
10313 Call set_block_for_new_insns when emitting prologue directly.
10315 2001-07-30 Andreas Jaeger <aj@suse.de>
10317 * jump.c: Add prototype for mark_modified_reg.
10319 * cse.c (set_live_p): Add unused attribute.
10321 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
10323 (scan_for_source_files): Use long for count to avoid overflow.
10324 (output_data): Likewise.
10325 (output_data): Don't use string concatatenation to silence gcc
10328 * predict.c: Fix typos and grammar.
10330 * gcse.c (insert_insn_end_bb): Remove unused variables.
10332 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
10334 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
10335 (attempt_auto_inc): LIkewise.
10336 (mark_used_reg): Likewise.
10337 (try_pre_increment_1): Likewise.
10338 * regclass.c (regclass): Likewise.
10339 * global.c (allocno_compare): Update comment; change scaling factor.
10340 * local-alloc.c (QTY_CMP_PRI): Likewise.
10341 * regs.h (REG_FREQ_FROM_BB): New.
10342 (REG_FREQ_MAX): Likewise.
10344 2001-07-30 H.J. Lu <hjl@gnu.org>
10346 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
10349 2001-07-30 H.J. Lu (hjl@gnu.org)
10351 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
10352 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10353 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
10355 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
10357 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
10358 as -mthumb-interwork when -mcpu=arm7 is specified.
10360 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10362 * predict.def (noreturn, loop branch, loop exit): Mark as first
10365 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
10367 * combine.c (try_combine): Avoid barrier after noop jumps.
10369 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10371 * cpphash.h (struct cpp_reader): Remove import_warning.
10372 * cpplib.c (skip_rest_of_line): Don't bother turning off
10374 (parse_include): Move include handling to...
10375 (do_include_common): ... here. Move import warning from...
10376 (do_import): ... here.
10377 (do_pragma_poison): Don't do a callback for poison identifiers.
10378 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
10379 * cppmain.c (setup_callbacks): Similarly.
10381 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
10383 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
10384 handle multiple sets.
10385 * except.c (sjlj_mark_call_sites): .... here.
10386 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
10388 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
10390 Suggested by Richard Henderson and Richard Kenner:
10391 * combine.c (recog_for_combine): Use the fake recog
10392 only if instruction does not match.
10393 * rtl.h (NOOP_MOVE_INSN_CODE): New.
10394 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
10396 * combine.c (try_combine): Discover noop jump as direct jump.
10398 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
10400 * df.c (df_rd_global_compute): Add successors to worklist, not
10402 (df_ru_global_compute): Ditto.
10404 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
10406 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
10407 increment REG_N_SETS.
10409 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10411 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10413 * sbitmap.c (sbitmap_a_xor_b): New function.
10414 ifdef the basic block stuff on IN_GCC.
10416 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10418 * cppexp.c (parse_defined): Always record the macro name.
10419 (lex): Don't worry about identifiers, or special-case
10421 (_cpp_parse_expr): Figure out at the end of the routine
10422 whether we saw a valid !defined() expression.
10423 * cppfiles.c (stack_include_file): Update for mi_valid.
10424 (_cpp_pop_file_buffer): Similarly.
10425 * cpplex.c (_cpp_lex_token): Similarly.
10426 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10427 mi_if_not_defined, mi_lexed): Remove.
10429 * cpplib.c (do_if): Simplify.
10430 (do_endif, push_conditional, _cpp_handle_directive): Update
10431 for renaming of mi_state to mi_valid.
10433 * cpp.texi: Add index entries for digraphs, and add comment
10434 that C++ refers to them as alternative tokens.
10436 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10438 * basic-block.h (CLEANUP_PRE_LOOP): New.
10439 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10440 * sibcall.c (optimize_sibling_calls): Likewise.
10441 * toplev.c (rest_of_compilation): Likewise.
10442 * flow.c (try_forward_edges): Take argument MODE;
10443 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10444 (try_optimize_cfg): Update call of try_forward_edges.
10446 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10447 Jan Hubicka <jh@suse.cz>
10449 * (validate_replace_rtx_1): Fix simplification of MINUS.
10451 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10453 PR preprocessor/3669
10454 * cppinit.c (init_dependency_output): Turn off dump requests
10455 if sending dependencies to stdout.
10457 2001-07-28 Richard Henderson <rth@redhat.com>
10459 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10462 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10464 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10466 2001-07-28 Kazu Hirata <kazu@hxi.com>
10468 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10469 is VAR_DECL first to prevent an ICE.
10471 2001-07-28 Richard Henderson <rth@redhat.com>
10473 * varasm.c (immed_real_const_1): Don't elide special cases for
10475 (clear_const_double_mem): Clear const_tiny_rtx too.
10477 2001-07-28 Richard Henderson <rth@redhat.com>
10479 * dwarf2out.c (dw_val_class_offset): New.
10480 (struct dw_ranges_struct, dw_ranges_ref): New.
10481 (ranges_table, ranges_table_allocated): New.
10482 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10483 (add_AT_offset, add_ranges, output_ranges): New.
10484 (print_die, output_die): Handle dw_val_class_offset.
10485 (attr_checksum, size_of_die, value_format): Likewise.
10486 (gen_lexical_block_die): Handle non-contiguous blocks.
10487 (gen_block_die): Likewise.
10488 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10489 if needed. Dump the ranges table.
10490 * final.c (final_start_function): Remove unnecessary notes and
10491 rebuild the block tree before numbering the blocks.
10492 * function.c (reorder_blocks_0): Walk the existing block tree
10493 to unmark all blocks.
10494 (reorder_blocks_1): Create block fragments when duplicate block
10496 (reorder_fix_fragments): New.
10497 (reorder_blocks): Call it.
10498 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10500 2001-07-28 Richard Henderson <rth@redhat.com>
10502 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10504 2001-07-28 Richard Henderson <rth@redhat.com>
10506 * flow.c (add_to_mem_set_list): New function.
10507 (init_propagate_block_info): Use it.
10508 (mark_set_1): Likewise.
10509 (insn_dead_p): Canonicalize memory address for dead store
10510 comparison. Allow wider mode stores to kill narrower mode stores.
10511 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10512 (invalidate_mems_from_set): Don't handle MEMs.
10514 2001-07-28 Kazu Hirata <kazu@hxi.com>
10516 * config/h8300/h8300.h: Fix formatting.
10518 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10520 * basic-block.h (EDGE_FREQUENCY): New macro.
10521 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10523 * flow.c (find_sub_basic_blocks): Likewise.
10524 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10525 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10527 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10528 (HITRATE): New macro.
10529 (PRED_FLAG_FIRST_MATCH): New constant.
10530 (predictor_info): New field flgags.
10531 (combine_predictions_for_insn): Use DS theory to combine
10532 probabilities; set the edge probabilities when finished.
10533 (estimate_probability): Avoid duplicated matches
10534 of LOOP_BRANCH heuristics for nested loops; update comment.
10535 * predict.def: Add flags for each prediction, set probabilities
10536 according to B&L paper.
10537 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10539 * profile.c (compute_branch_probabilities): Cleanup way the edge
10540 probabilities are computed and REG_BR_PROB notes are dropped; if
10541 values does not match, emit error.
10542 (init_branch_prob): Do error instead of warning when profile driven
10543 feedback is missing or corrupt.
10545 2001-07-27 DJ Delorie <dj@redhat.com>
10547 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10548 against a constant, try to adjust the compare to have the desired
10549 constant in it so that min/max optimizations happen more often.
10551 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10553 * flow.c (last_loop_beg_note): New function.
10554 (redirect_edge_and_branch): Use it.
10555 (split_edge): Likewise.
10557 * alias.c (loop_p): Avoid uninitialized memory access.
10559 * flow.c (try_forward_edges): Avoid accessing freed memory.
10561 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10564 2001-07-26 Andrew Haley <aph@redhat.com>
10565 Joern Rennecke <amylaar@redhat.com>
10567 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10568 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10569 (SUBTARGET_CPP_SPEC): New.
10570 (CPP_SPEC): Remove.
10571 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10572 (SUBTARGET_CPP_PTR_SPEC): New.
10573 (CPP_DEFAULT_CPU_SPEC): New.
10574 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10575 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10576 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10577 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10578 (SUBTARGET_CPP_SPEC): Define as an empty string.
10580 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10582 * doc/install.texi (Configuration): Properly link the host
10583 specific instructions also when generating HTML.
10585 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10587 * flow.c (redirect_edge_and_branch_force): Test
10588 target->global_live_at_start.
10590 2001-07-26 Richard Henderson <rth@redhat.com>
10592 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10593 * rtl.h (avoid_constant_pool_reference): Declare it.
10594 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10595 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10597 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10599 * rtl.h (cleanup_barriers): Declare.
10600 * jump.c (cleanup_barriers): New function.
10601 * toplev.c (rest_of_compilation): Call cleanup_barriers
10602 before loop optimizer and after bb_reorder.
10604 * flow.c (back_edge_of_syntactic_loop_p): New.
10605 (split_edge): Use it.
10607 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10609 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10611 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10613 * cse.c (cse_process_notes): Replace any registers if the address
10616 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10618 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10619 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10620 (propagate_block): Update prototype.
10621 * flow.c (update_life_info): Simplify the CFG and
10622 recalculate the global regs which are alive when
10623 removing dead code during a global update.
10624 (propagate_block): Return non-zero if an INSN is
10627 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10629 * Makefile.in (LIBICONV): Define.
10631 2001-07-26 Catherine Moore <clm@redhat.com>
10633 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10634 of conditional to avoid tree checking errors.
10636 2001-07-26 Kazu Hirata <kazu@hxi.com>
10638 * regmove.c (regmove_optimize): Don't replace a reg with
10639 another reg of a different mode.
10641 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10643 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10644 limit length of dependency flush list.
10645 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10646 * sched-int.h (struct deps): Add pending_flush_length field.
10647 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10648 has 1 element in it.
10649 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10650 (sched_analyze): After a jump, if the pending memory flush list is too
10651 large, flush the pending lists.
10652 (init_deps): Initialize pending_flush_length to 0.
10653 * doc/invoke.texi (max_pending_list_length): Document parameter.
10655 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10657 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10658 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10659 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10661 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10663 * cpphash.h (struct_lexer_state): Delete was_skipping.
10664 Move skipping here from struct cpp_reader.
10665 * cpplex.c (parse_identifier): Update.
10666 (_cpp_lex_token): Don't skip tokens in a directive.
10667 * cpplib.c (struct if_stack): Update.
10668 (start_directive, end_directive): Don't change skipping state.
10669 (_cpp_handle_directive): Update.
10670 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10671 (do_else, do_endif): Update; only check for excess tokens if not
10672 in a skipped conditional block.
10673 (push_conditional): Update for new struct if_stack.
10675 2001-07-26 Graham Stott <grahams@redhat.com>
10677 * function.c (locate_and_pad_parm): Also pad initial offset
10678 so that the total argument size also includes the padding.
10680 2001-07-26 Graham Stott <grahams@redhat.com>
10682 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10683 change XSTR to XTMPL.
10685 (process_one_cond_exec): Likewise
10687 2001-07-25 Richard Henderson <rth@redhat.com>
10689 * varasm.c (assemble_variable): Create DECL_RTL before setting
10692 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10694 * predict.c (estimate_probability): Avoid duplicated predictions.
10696 * loop.c (find_and_verify_loops): Grok multiple barriers.
10698 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10700 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10702 * dbxout.c: Consistently use putc instead of fputc.
10703 (print_wide_int): New function; call instead of direct fprintf.
10704 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10705 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10706 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10707 (print_int_cst_octal): Likewise.
10708 (print_octal): Show we wrote characters.
10709 (dbxout_type): Set have_used_extensions in more places.
10711 2001-07-25 Catherine Moore <clm@redhat.com>
10713 * config/v850/v850.c (v850_va_arg): Use addr
10714 instead of valist to build incr.
10716 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10718 * flow.c (delete_dead_jumptables): New function.
10719 (life_analyzis): Call it.
10720 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10723 2001-07-25 Richard Henderson <rth@redhat.com>
10725 * except.c (reachable_handlers): Handle a region being removed
10726 out from under a RESX.
10728 2001-07-25 Richard Henderson <rth@redhat.com>
10730 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10731 swap GE/GT if it is an fp comparison.
10733 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10735 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10738 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10740 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10741 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10744 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10745 throw an exception.
10746 (visit_expression): When attempting to simplify an expression,
10747 retrieve any modes for arguments before they are simplified
10750 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10751 Janis Johnson <janis@us.ibm.com>
10753 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10754 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10755 pointer parameters to match documented usage of nonlocal_goto.
10756 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10757 parameters to their correct order.
10758 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10759 parameters to their correct order.
10761 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10763 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10765 2001-07-25 Jan Hubicka <jh@suse.cz>
10766 Richard Henderson <rth@redhat.com>
10768 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10770 (make_edges): New argument update_p; populate the edge cache if set.
10771 (find_basic_blocks): Update make_edges invocation.
10773 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10775 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10777 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10779 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10780 -Acpu and -Amachine.h.
10781 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10782 Corrected header to say ELF not a.out.
10783 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10784 when given -msoft-float.
10786 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10788 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10789 extra multilib parts like arm-elf.
10790 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10791 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10792 crtfini.o as extra multilib parts.
10794 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10796 * configure.in: Add rtems as a supported thread model.
10797 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10798 * configure: Rebuilt.
10800 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10802 * stor-layout.c (get_mode_alignment): make it work when
10803 BITS_PER_UNIT is not a power of two.
10804 * builtins.c (get_pointer_alignment): Likewise.
10806 2001-07-24 Richard Henderson <rth@redhat.com>
10808 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10809 the retrieved constant into the expected mode.
10811 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10813 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10814 (verify_flow_info): Check for duplicated edges; clarify
10817 * flow.c (block_label): Update basic_block_for_insn.
10818 (commit_edge_insertions): Call compute_bb_for_insn.
10820 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10823 * flow.c (redirect_edge_and_branch,
10824 try_optimize_cfg): Use redirect_edge_succ_nodup
10825 (redirect_edge_succ_nodup): New.
10826 * basic_block.h (redirect_edge_succ_nodup): Declare.
10828 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10831 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10833 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10834 (try_crossjump_to_edge): Update commetns.
10835 (try_crossjump_bb): Likewise.
10837 2001-07-24 Richard Henderson <rth@redhat.com>
10839 * combine.c (distribute_notes): Move set of need_refresh
10840 for noop_move_p down to catch all cases.
10842 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10844 * recog.c (split_all_insns_noflow): New.
10845 * rtl.h (split_all_insns_noflow): Declare.
10846 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10847 * m68hc11.c (m68hc11_reorg): Likewise.
10848 * sh.c (machine_dependent_reorg): Likewise.
10849 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10852 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10854 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10855 (ashlsi3_n splitter): Likewise.
10856 (lshrsi3_n splitter): Likewise.
10858 (GOTaddr2picreg): Make const SImode.
10859 (sym_label2reg): Likewise.
10860 (symGOT2reg): Likewise.
10861 (symGOTOFF2reg) Likewise.
10863 (casesi_worker_0): Make unspec SImode.
10865 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10867 * config/sh/sh.c (barrier_align): Check that an operand really is
10868 an insn before extracting its INSN_CODE.
10870 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10872 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10875 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10876 for SImode to prevent overflow.
10878 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10880 * config/mips/irix6-libc-compat.c: New file.
10881 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10882 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10883 passing workaround.
10885 2001-07-24 lars brinkhoff <lars@nocrew.org>
10887 * rtl.texi (REG_POINTER): Document.
10888 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10889 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10891 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10893 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10895 2001-07-23 Richard Henderson <rth@redhat.com>
10897 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10899 2001-07-23 Kazu Hirata <kazu@hxi.com>
10901 * config/h8300/h8300-protos.h: Add a prototype for
10902 general_operand_dst_push.
10903 * config/h8300/h8300.c (general_operand_dst_push): New.
10904 * config/h8300/h8300.h (OK_FOR_T): New.
10905 (EXTRA_CONSTRAINT): Use it.
10906 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10907 the existing movqi pattern.
10908 (movhi_push): Likewise.
10910 * reload.c: Fix comment typos.
10912 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10914 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10916 2001-07-23 H.J. Lu (hjl@gnu.org)
10918 * doc/extend.texi: Update __builtin_return_address and
10919 __builtin_frame_address.
10921 2001-07-23 Richard Henderson <rth@redhat.com>
10923 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10925 * config/i386/i386.md: New setcc+movzbl peephole2.
10927 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10929 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10930 * objc/objc-act.c: Include debug.h.
10931 (synth_module_prologue): Save and restore debug hooks too.
10933 2001-07-23 lars brinkhoff <lars@nocrew.org>
10935 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10936 and C4X_FLOAT_FORMAT.
10937 (BOOL_TYPE_SIZE): Document.
10939 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10941 * unroll.c (loop_iterations): Fix miscalculation of initial
10944 2001-07-13 Andrew Haley <aph@redhat.com>
10946 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10947 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10948 * config/sh/sh.c (sh_can_redirect_branch): New function.
10949 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10950 * reorg.c (steal_delay_list_from_target): Use
10951 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10953 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10955 * flow.c (try_simplify_condjump): Unlink insn chain on
10956 fallthru edge; use can_fallthru.
10958 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10960 * basic-block.h (find_sub_basic_block): Declare.
10961 * flow.c (make_edges): New arguments MIN and MAX;
10962 (find_sub_basic_blocks): Revamp to use make_edges
10963 and purge_dead_edges.
10964 (find_basic_blocks): Update call of find_sub_basic_block.
10966 * recog.c (split_all_insns): Always expect CFG to be consistent;
10967 call find_sub_basic_blocks in case something has changed.
10968 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10971 * basic-block.h (delete_noop_moves): Declare.
10972 * combine.c (combine_instructions): Call it.
10973 (recog_for_combine): Tolerate noop moves
10974 (distribute_notes): Force refresh when register dies at noop move.
10975 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10977 (life_analysis): Update delete_noop_moves call.
10978 (set_noop_p): Move too ...
10979 * rtlanal.c (noop_move_p): ... here.
10980 * rtl.h (noop_move_p): Declare.
10982 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10983 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10985 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10986 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10988 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10990 * reload.c (push_reload): Fix typo in comment.
10991 (find_reloads_address): Ditto.
10992 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10994 2001-07-22 Richard Henderson <rth@redhat.com>
10996 * flow.c: Grammar check and clarify a lot of comments.
10997 (try_simplify_condjump): Rename variables to be clearer.
10998 (try_forward_edges): Skip complex and fallthru edges.
10999 Rearrange tests to avoid duplicate checks.
11000 (flow_find_cross_jump): Likewise.
11001 (outgoing_edges_match): Allow match if neither branch has
11002 probability data. Loosen probability match to 5%.
11003 (try_crossjump_to_edge): Hoist repeated indirection into
11005 (try_crossjump_bb): Don't check complex edges. Eliminate
11006 redundant crossjump tests.
11007 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11008 checks before more expensive checks.
11010 2001-07-22 Richard Henderson <rth@redhat.com>
11012 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11013 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11016 2001-07-22 Richard Henderson <rth@redhat.com>
11018 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11019 (const_sint32_operand): Likewise.
11020 * m68k.md (anon mulsi pattern): Use const_int_operand not
11021 const_sint32_operand.
11022 (umulsi3_highpart): Zero extend a constant input.
11023 (smulsi3_highpart): Don't bother checking SImode constant.
11024 (const_umulsi3_highpart): Give op3 DImode.
11025 (const_smulsi3_highpart): Likewise.
11027 2001-07-22 Richard Henderson <rth@redhat.com>
11029 * flow.c (split_block): Make sure bb_note is included in the
11030 new block when splitting before a label.
11032 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11034 * basic-block.h (redirect_edge_and_branch_force,
11035 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11036 * flow.c (redirect_edge_and_branch_force,
11037 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11038 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11039 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11040 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
11041 instead of label; update CFG after transformation.
11042 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11043 for finishing the transformation; handle even case where ELSE
11044 does not follow THEN.
11045 (find_if_case_2): Update call of dead_or_predictable; simplify
11048 * emit-rtl.c (split_branch_probability): New global variable.
11049 (try_split): Take care to set split_branch_probability and
11050 create REG_BR_PROB note for new jump insns.
11051 * md.texi (define_split): Document new feature.
11053 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11055 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11057 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11058 (asm_out_file): Remove redundant declaration.
11059 (assemble_asm): Remove old #if 0 block.
11060 (assemble_variable): Remove end of function; debug output is
11061 now handled with global_decl. Remove old #if 0 block. Update.
11062 Remove saved_in_section and associated no-op code.
11063 * Makefile.in (varasm.o): Correct dependencies.
11065 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11067 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11068 the definition in defaults.h.
11070 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11072 * jump.c: Update comments.
11073 (delete_barrier_successors, delete_unreferenced_labels,
11074 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11075 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11076 jump_optimize, jump_optimize_minimal): Kill.
11077 (rebuild_jump_labels): Move code from jump_optimize_1.
11078 (purge_line_number_notes): Likewise.
11079 (copy_loop_headers): Likewise.
11080 * reg-stack.c: Update comment.
11081 * stmt.c: Likewise.
11082 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
11083 JUMP_AFTER_REGSCAN): Kill.
11084 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
11085 purge_line_number_notes and copy_loop_headers.
11087 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11088 Richard Henderson <rth@redhat.com>
11090 * dbxout.c (dbxout_global_decl): New.
11091 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11092 * sdbout.c (sdbout_finish): New.
11093 (sdbout_debug_hooks): Use it, add comments.
11094 (sdbout_global_decl): Defer initialised public vars to
11096 * varasm.c (assemble_variable): Don't output debug information
11097 for file-scope variables.
11099 2001-07-22 Richard Henderson <rth@redhat.com>
11101 * config/alpha/alpha.c (get_trap_mode_suffix): New.
11102 (get_round_mode_suffix): New.
11103 (print_operand): Use them for [/]. Remove support for [&'`()+].
11104 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
11105 * config/alpha/alpha.md (attr round_suffix): New.
11106 (attr trap_suffix): New.
11107 (all insns): Set them appropriately. Use %/ instead of the
11108 myriad punctuators.
11110 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11112 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
11114 2001-07-22 Richard Henderson <rth@redhat.com>
11116 * regrename.c (regrename_optimize): Compute nregs for each
11117 potential target register.
11119 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
11120 Richard Henderson <rth@redhat.com>
11122 * dbxout.c (dbxout_global_decl): New.
11123 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11124 * sdbout.c (sdbout_finish): New.
11125 (sdbout_debug_hooks): Use it, add comments.
11126 (sdbout_global_decl): Defer initialised public vars to
11128 * varasm.c (assemble_variable): Don't output debug information
11129 for file-scope variables.
11131 2001-07-21 H.J. Lu (hjl@gnu.org)
11133 * config/mips/mips.c (mips_cpu): Moved into ...
11134 (override_options): Here.
11136 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
11138 (mips_cpu): Removed.
11140 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11142 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
11143 ("iorqi3"): Likewise.
11144 ("xorqi3"): Likewise.
11145 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
11146 ("*subhi3_sp): Likewise.
11147 ("*subhi3"): Likewise.
11148 ("extendhisi2"): Accept D, X and Y as source operand to avoid
11151 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
11153 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
11154 * config/freebsd.h: Likewise.
11155 * config/linux.h: Likewise.
11156 * config/openbsd.h: Likewise.
11157 * config/alpha/linux-elf.h: Likewise.
11158 * config/arm/linux-elf.h: Likewise.
11159 * config/d30v/d30v.h: Likewise.
11160 * config/fr30/fr30.h: Likewise.
11161 * config/ia64/aix.h: Likewise.
11162 * config/ia64/ia64.h: Likewise.
11163 * config/mips/linux.h: Likewise.
11164 * config/pj/pj.h: Likewise.
11165 * config/rs6000/linux.h: Likewise.
11166 * config/sparc/linux.h: Likewise.
11167 * config/sparc/linux64.h: Likewise.
11169 2001-07-20 Bruce Korb <bkorb@gnu.org>
11171 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
11172 because getc() and char* may disagree on signedness.
11174 2001-07-20 Richard Henderson <rth@redhat.com>
11176 * doc/rtl.texi (REG_DEAD): Update for current semantics.
11178 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
11179 insns to delete in the presence of cc0 in a jump insn.
11181 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11182 Jan Hubicka <jh@suse.cz>
11184 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
11185 of doing the change by hand.
11187 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11189 * rtlanal.c (set_noop_p): Return true for noop jumps.
11191 * expr.c (emit_single_push_insn): Add call to push expander.
11192 * expr.h (optab_index): Add OTI_push
11193 (push_optab): New constant.
11194 * genopinit.c (optabs): Add push_optab.
11195 * optabs.c (init_optab): Init push optab.
11196 * md.texi (push??1): Document
11198 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11200 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
11201 expand to emit the pattern; put a REG_INC note for push/pop
11203 ("movdf", "movdf_internal"): Likewise.
11204 ("movsi", "movsi_internal"): Likewise.
11205 ("movsf", "movsf_internal"): Likewise.
11206 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
11208 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11210 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
11213 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
11215 * params.def: Change default max inline insns to 100.
11217 2001-07-20 Diego Novillo <dnovillo@redhat.com>
11219 * combine.c (combine_simplify_rtx): Generate a new shift operation
11220 when simplifying the first operand of a (neg (ashift)) expression.
11222 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11224 * regclass.c (N_REG_INTS): Use only 32 bits per element.
11226 2001-07-20 Kelley Cook <kelley.cook@home.com>
11228 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
11229 information. Move rest into ...
11230 (*-*-solaris): ... here. Eliminate redundant information and
11231 reword necessary packages section. Delete 4.x assembler bug info.
11232 (sparc-sun-*): Merge into ...
11233 (sparc-sun-sunos*): here.
11235 2001-07-20 Catherine Moore <clm@redhat.com>
11237 * config/v850/v850.md (casesi): Generate LABEL_REF
11240 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
11242 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
11243 * i386.c (ix86_zero_extend_to_Pmode): Make global.
11244 * i386.md (strclrsi expander): Use it.
11246 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11248 * integrate.c (copy_insn_list): handle
11249 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
11250 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
11251 identically as to CODE_LABEL.
11253 * fold-const (fold): Convert A/B/C to A/(B*C) and
11256 * except.c (connect_post_landing_pads): Delete the RESX insns.
11258 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
11260 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
11262 * config/mips/mips.md (nmadd/nmsub): Use macro.
11264 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
11266 * cppinit.c (remove_dup_dir): Make static.
11267 (remove_dup_dirs): Make static. Only warn about preempting a
11268 system directory with a non-system directory.
11270 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11272 * ifcvt.c (noce_try_store_flag_constants): Correct order
11273 of parameters to trunc_int_for_mode.
11275 2001-07-19 Mark Mitchell <mark@codesourcery.com>
11277 * reorg.c (fill_simple_delay_slots): If an instruction might throw
11278 an exception that will be caught within this function, do not fill
11279 its delay slot with any subsequent instruction.
11281 2001-07-19 Steve Ellcey <sje@cup.hp.com>
11283 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
11284 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
11285 pointer extension instruction.
11286 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
11287 * simplify-rtx.c (simplify_unary_operation) Likewise.
11288 * explow.c (convert_memory_address) Check value of
11289 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
11291 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
11292 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
11293 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
11294 Add Multilib Support.
11295 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
11296 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
11297 Add Multilib Support.
11298 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
11300 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
11301 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
11302 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
11304 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
11306 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
11307 old and new operands in `<', `3' and `b'.
11309 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11311 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
11312 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
11313 (toplev.o): Don't depend on xcoffout.h.
11314 * c-decl.c: Include debug.h
11315 (duplicate_decls): Use debug hook.
11316 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
11317 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11318 (dbxout_types): Remove.
11319 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
11320 * debug.c (do_nothing_debug_hooks): Update.
11321 (debug_true_tree, debug_nothing_rtx): New.
11322 * debug.h (struct rtx_def): New.
11323 (struct gcc_debug_hooks): New hooks ignore_block,
11324 outlining_inline_function and label.
11325 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
11326 dwarf2out_frame_finish): New.
11327 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
11328 Make static, update prototype.
11329 (dwarf2_debug_hooks): Update.
11330 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
11331 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
11332 * dwarfout.c (dwarf_debug_hooks): Update.
11333 * emit-rtl.c: Include debug.h.
11334 (remove_unnecessary_notes): Use debug hook.
11335 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
11336 (final_scan_insn): Use debug hook.
11337 * integrate.c (output_inline_function): Use debug hook.
11338 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
11339 (sdb_debug_hooks): Update.
11340 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
11341 * toplev.c: Don't include xcoffout.h.
11342 (note_outlining_of_inline_function, debug_ignore_block): Remove.
11343 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
11345 * tree.h (dwarf2out_do_frame): Remove.
11347 2001-07-19 Catherine Moore <clm@cygnus.com>
11349 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
11351 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
11353 * reload1.c (eliminate_regs_in_insn): When updating a set
11354 to the frame pointer to the hardware frame pointer, perform
11355 the update always not just when REPLACE is set.
11357 * reload1.c (choose_reload_regs): Don't inherit a reload
11358 that crosses multiple registers if registers past the first
11359 don't fit in the desired class.
11361 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
11362 when negating constants.
11364 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
11366 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
11367 * doc/tree.texi: Ditto.
11369 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
11370 Jakub Jelinek <jakub@redhat.com>
11372 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
11373 (extract_cie_info): Handle "eh" augmentation properly,
11375 (struct frame_state, __frame_state_for): New.
11377 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11379 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
11380 HANDLE_SYSV_PRAGMA): Define.
11381 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
11383 (copy_object): Caller changed.
11385 2001-07-19 Andreas Schwab <schwab@suse.de>
11387 * configure.in (assembler dwarf2 debug_line support): Define nop
11389 * configure: Regenerated.
11391 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11393 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
11395 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
11396 to conditionally compiled block.
11397 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11398 * dbxout.h (dbxout_function): Remove.
11399 * debug.c (do_nothing_debug_hooks): Update.
11400 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
11401 global_decl, deferred_inline_function.
11402 * dwarf2out.c (dwarf2_debug_hooks): Update.
11403 (dwarf2out_global_decl): New.
11404 * dwarfout.c: Don't include dwarfout.h.
11405 (dwarfout_global_decl, dwarfout_function_decl,
11406 dwarfout_deferred_inline_function): New.
11407 (dwarf_debug_hooks): Update.
11408 * dwarfout.h: Remove.
11409 * final.c: Don't include dwarfout.h.
11410 * sdbout.c (sdbout_global_decl): New.
11411 (sdbout_debug_hooks): Update.
11412 * toplev.c: Don't include dwarfout.h.
11413 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11414 (note_deferral_of_defined_inline_function): Remove.
11415 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11416 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11417 * ch/lex.c: Don't include dwarfout.h.
11418 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11419 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11420 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11421 * cp/optimize.c: Include debug.h.
11422 (maybe_clone_body): Use debug hook.
11423 * cp/semantics.c: Include debug.h.
11424 (expand_body): Use debug hook.
11425 * po/POTFILES.in: Remove dwarfout.h.
11427 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11429 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11430 * c-parse.in (yyerror, _yylex): Similarly.
11431 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11432 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11434 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11435 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11437 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11439 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11440 in-class declaration at -g1. Fixes c++/2814.
11442 2001-07-18 Richard Henderson <rth@redhat.com>
11444 * doc/md.texi (reload_in/out): Document restrictions in predicates
11445 and constraints for these patterns. Document empty string matching
11448 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11450 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11452 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11454 * cse.c: Undo my previous patch.
11456 2001-07-18 Tom Tromey <tromey@redhat.com>
11459 * configure: Rebuilt.
11460 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11462 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11464 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11465 Jan Hubicka <jh@suse.cz>
11467 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11468 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11469 * jump.c (mark_jump_label): Do not forward branches.
11471 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11473 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11474 when return value is unused.
11476 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11478 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11480 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11482 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11483 on error. We can't blindly return the result of
11484 pthread_mutex_trylock because it returns a positive number on
11485 error, while we must return -1 on error.
11486 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11488 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11490 2001-07-18 Andreas Jaeger <aj@suse.de>
11492 * integrate.c (output_inline_function): Correct type of debug_hooks.
11494 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11496 * combine.c (combine_simplify_rtx): DIV can be treated
11497 associatively for floats if unsafe math optimisations are enabled.
11499 2001-07-17 Richard Henderson <rth@redhat.com>
11501 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11503 2001-07-17 Richard Henderson <rth@redhat.com>
11505 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11506 don't force the function address into a register.
11507 (expand_call, emit_library_call_value_1): Update callers.
11508 * builtins.c (expand_builtin_apply): Likewise.
11509 * expr.h (prepare_call_address): Update decl.
11511 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11513 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11515 * config/i386/chorus.h: Move up.
11516 * config/sparc/chorus.h: Likewise.
11517 * config/rs6000/chorus.h: Likewise.
11518 * config/chorus.h: Moved here.
11520 2001-07-17 Andreas Schwab <schwab@suse.de>
11522 * configure.in (assembler eh_frame optimization): Handle big
11524 * configure: Regenerated.
11526 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11528 * expr.c (epxand_expr): Convert divisions into multiplications by
11529 reciprocals if -ffast-math.
11531 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11533 * dbxout.c (dbxout_really_begin_function): Rename to
11534 dbxout_begin_function.
11535 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11536 (dbxout_begin_function): Remove.
11537 (dbxout_function): Update.
11538 (dbxout_source_line): Update prototype.
11539 * dbxout.h (dbxout_begin_function): Remove.
11540 * debug.c (do_nothing_debug_hooks): Update.
11541 (debug_nothing_tree): Update.
11542 (debug_nothing_charstar_rtx): Remove.
11543 * debug.h (union tree_node): Declare.
11544 (struct rtx_def): Remove.
11545 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11546 begin_function. Change source_line prototype.
11547 (debug_nothing_tree): New.
11548 (debug_nothing_charstar_rtx): Delete.
11549 (dwarf2out_begin_prologue): Moved from ...
11550 * tree.h: ... here.
11551 * dwarf2out.c (dwarf2_debug_hooks): Update.
11552 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11553 debug info, call dwarf2out_source_line.
11554 (dwarf2out_souce_line): Update prototype.
11555 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11556 Change prototype, make static.
11557 (dwarfout_source_line): Update prototype.
11558 (dwarf_debug_hooks): Update.
11559 * dwarfout.h (dwarfout_begin_function): Remove.
11560 * final.c (final_start_function, final_scan_insn): Use appropriate
11561 debug hooks, update to use notice_source_line.
11562 (output_source_line): Rename notice_source_line. Don't call the
11563 source_line debug hook.
11564 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11565 make static, update prototype.
11566 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11568 (sdbout_end_prologue): New.
11569 (sdbout_source_line): Update prototype.
11570 (sdbout_debug_hooks): Update.
11571 (sdbout_symbol): Remove unused var.
11572 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11574 * varasm.c: Include debug.h.
11575 (assemble_start_function): Use begin_function debug_hook.
11576 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11577 update with prototype.
11578 (xcoffout_source_line): Update prototype.
11579 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11581 (xcoffout_source_line): Update prototype.
11583 2001-07-17 Richard Henderson <rth@redhat.com>
11585 * c-typeck.c (build_binary_op): Do not shorten unsigned
11586 right shift after sign extension.
11588 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11590 * combine.c (combine_simplify_rtx): Attempt to simplify
11591 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11593 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11594 (simplify_binary_operation, simplify_unary_operation,
11595 simplify_relational_operation): Use it.
11597 * combine.c (combine_simplify_rtx): Don't do associative law
11598 on divisions; allow associative law on floats.
11600 2001-07-17 H.J. Lu <hjl@gnu.org>
11601 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11603 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11604 ASM_OUTPUT_WEAK_ALIAS are defined.
11605 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11606 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11608 * config/mips/iris5.h: ... here.
11609 (HANDLE_SYSV_PRAGMA): Defined as 1.
11610 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11611 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11614 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11616 * c-parse.in (all_prefix_attributes): New variable.
11617 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11618 (maybe_resetattrs): New production.
11619 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11620 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11621 notype_initdcl, nested_function, notype_nested_function,
11622 component_decl, components, components_notype,
11623 component_declarator, component_notype_declarator,
11624 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11625 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11626 after a comma being applied to more than one declarator.
11627 * doc/extend.texi (Attribute Syntax): Update. Remove
11628 documentation of bugs that are no longer present.
11630 2001-07-13 Eric Christopher <echristo@redhat.com>
11632 * config/mips/mips.h: Change TUNE_MIPS* options to use
11634 (EXTRA_SPECS): Add cc1_cpu_spec.
11635 * config/mips/mips.md (muldf3): Fix typo.
11637 2001-07-16 Richard Henderson <rth@redhat.com>
11639 * config/m68k/m68k.c: Include expr.h and reload.h.
11640 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11641 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11643 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11644 Richard Henderson <rth@redhat.com>
11646 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11647 (insn_live_p): Fix fall off end of function.
11648 (dead_libcall_p): Remove COUNTS argument; update callers.
11649 (delete_trivially_dead_insns): Remove unused variables.
11651 2001-07-17 Andreas Jaeger <aj@suse.de>
11653 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11654 x86-64 pic support.
11656 * lcm.c (optimize_mode_switching): Avoid warning for unused
11657 variable if !NORMAL_MODE.
11659 * flow.c (try_crossjump_to_edge): Remove unused variable.
11661 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11663 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11664 atexit declaration in stdlib.h.
11666 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11668 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11670 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11672 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11673 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11674 do rebuild_jump_labels instead of jump_optimize
11675 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11676 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11677 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11679 * flow.c: Include timevar.h
11680 (find_basic_block): Push/pop timevar;
11681 (cleanup_cfg): Likewise.
11682 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11683 * Makefile: Add dependencies on timevar.h
11685 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11686 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11688 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11689 * toplev.c (rest_of_compilation): Update calls.
11690 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11691 (delete_trivially_dead_insns): ... here; accept new argument
11692 preserve_basic_blocks; preserve basic blocks if set.
11694 * reg-stack.c (stack_regs_mentioned): Return 0 if
11695 stack_regs_mentioned_data is not initialized.
11696 (reg_to_stack): Make stack_regs_mentioned survive after the
11697 reg-stack is completted; do not call cleanup_cfg.
11698 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11699 make cleanup_cfg after bb-reorder to output to debug file.
11701 2001-07-16 Richard Henderson <rth@redhat.com>
11703 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11704 from int_reg_class_contents.
11706 2001-07-16 Richard Henderson <rth@redhat.com>
11708 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11709 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11710 (init_reg_sets_1): Move initialization from cse_main.
11711 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11712 (cse_main): Move its initialization also.
11713 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11714 * flow.c (propagate_one_insn): Likewise.
11715 * gcse.c (compute_hash_table): Likewise.
11716 (compute_kill_rd, compute_store_table): Likewise.
11717 * sched-deps.c (sched_analyze_1): Likewise.
11719 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11721 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11724 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11726 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11727 in if statement so we don't access undefined memory.
11729 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11731 * gcse.c: Update comment at top.
11732 Update comment on mem handling.
11733 mem_last_set, mem_first_set, mem_set_in_block: gone.
11734 Declaration of reg_set_info: gone.
11735 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11736 pointless with load_killed_in_block_p (they are *more*
11737 conservative then it, not less, and less accurate).
11738 (oprs_not_set_p): Ditto.
11739 (alloc_gcse_mem): Don't allocate mem_set_in_block
11740 (free_gcse_mem): Don't free it, either.
11741 (record_last_mem_set_info): Update comment in front, remove
11742 mem_*set_* stuff. Note the reason we don't handle stores directly
11744 (compute_hash_table): Update comments to reflect reality. Remove
11745 mem_*set_* references.
11746 (reset_opr_set_tables): Remove mem_*set_* references.
11747 (mark_call): Ditto.
11748 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11749 (mark_clobber): Ditto (on both parts, we double set here too).
11750 (expr_killed_p): Remove mem_set_in_block test.
11751 (compute_transp): Remove mem_set_in_block test.
11753 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11754 of edge, and removal of phi alternative to dump file.
11755 (ssa_ccp_substitute_constants): Add note about register now being
11756 constant, and which uses were replaced in what insns to dump file.
11758 2001-07-16 Andreas Jaeger <aj@suse.de>
11760 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11761 variables of type HOST_WIDEST_INT.
11763 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11764 (__bb_exit_func): Correct type of count_max to avoid overflow.
11765 (num_digits): Handle long long argument.
11767 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11769 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11771 * output.h (sdb_begin_function_line): Restore as an extern
11773 * sdbout.c (sdb_begin_function_line): Make extern.
11775 2001-07-15 Richard Henderson <rth@redhat.com>
11777 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11778 * genrecog.c (maybe_both_true_mode): New.
11779 (maybe_both_true_2): Use it.
11780 (write_switch): Don't put Pmode in a switch.
11781 * rtl.c (mode arrays): Don't explicitly size them.
11783 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11785 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11786 handling; move unconditional splitting before mode switching.
11788 * i386.md (type): Add fistp type.
11789 (i387, length_attr, scheduling definitions): Handle this type.
11790 (fix_trunc?f?i2): Revamp to use mode switching.
11791 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11792 * i386.h (fp_cw_mode): New enum
11793 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11794 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11796 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11798 * Makefile.in (integrate.o): Add debug.h.
11799 * integrate.c (debug.h): Add.
11800 (output_inline_function): Save, reset, and restore debug_hooks.
11802 2001-07-15 Richard Henderson <rth@redhat.com>
11804 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11805 instead of COMPARE for the EQUIV expression.
11807 2001-07-15 Richard Henderson <rth@redhat.com>
11809 * flow.c (redirect_edge_and_branch_force): Initialize
11810 global_live_at_start and global_live_at_end.
11811 (allocate_bb_life_data): Export.
11812 * basic-block.h (allocate_bb_life_data): Declare.
11813 * toplev.c (rest_of_compilation): Call it.
11815 2001-07-15 Richard Henderson <rth@redhat.com>
11817 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11818 (alpha_tablejump_best_label): New.
11819 * config/alpha/alpha-protos.h: Declare them.
11820 * config/alpha/alpha.md: Use braced strings for code blocks.
11821 (tablejump_osf): Break out add with r29.
11822 (tablejump_osf_internal): Remove.
11823 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11824 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11826 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11828 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11831 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11833 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11834 (ix86_fp_jump_nontrivial_p): New.
11835 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11836 use ix86_fp_jump_nontrivial_p.
11837 * i386.c (ix86_fp_jump_nontrivial_p): New.
11838 (ix86_split_fp_branch): Accept code instead of rtx.
11839 (ix86_expand_compare): Expand comparison early in case
11840 doing so is resonably cheap.
11842 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11844 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11846 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11847 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11849 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11851 * dbxout.c (dbxout_source_line): Make static, update prototype.
11852 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11853 (dbxout_init, dbxout_finish, dbxout_source_line,
11854 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11855 * dbxout.h (dbxout_source_line): Delete.
11856 * debug.c (debug_nothing_file, debug_nothing_file_int,
11857 debug_nothing_file_charstar_rtx): New.
11858 (do_nothing_debug_hooks): Update.
11859 (debug_nothing_void, debug_nothing_charstar_rtx,
11860 dwarf2out_end_epilogue): New.
11861 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11862 * debug.h (struct rtx_def): Declare.
11863 (gcc_debug_hooks): New hooks source_line, end_epilogue
11865 (debug_nothing_void, debug_nothing_charstar_rtx,
11866 dwarf2out_end_epilogue): New.
11867 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11868 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11869 (dwarf2_debug_hooks): Update.
11870 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11871 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11872 * dwarf2out.h (dwarf2out_source_line): Remove.
11873 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11874 Make static, update prototype.
11875 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11876 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11877 (dwarf_debug_hooks): Update.
11878 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11879 dwarfout_end_function): Remove.
11880 * final.c (profile_function): Use debug hooks for ending functions
11882 (output_source_line, final_end_function): Update prototype,
11884 (final_start_function, final_scan_insn): Update.
11885 * output.h (sdb_begin_function_line): Remove.
11886 (final_end_function): Update prototype.
11887 * sdbout.c (sdb_begin_function_line): Make static.
11888 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11889 (sdbout_source_line): New.
11890 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11892 (sdb_debug_hooks): Update.
11893 (sdbout_init, sdbout_source_line,
11894 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11895 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11896 * toplev.c (compile_file, rest_of_compilation): Update.
11897 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11898 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11899 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11900 Update for prototype changes.
11901 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11902 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11904 2001-07-15 Richard Henderson <rth@redhat.com>
11906 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11907 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11908 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11909 * config/alpha/alpha.c: Likewise.
11910 * config/alpha/alpha.md: Likewise.
11911 * config/alpha/alpha32.h: Likewise.
11912 * config/alpha/vms.h: Likewise.
11913 (OPEN_VMS): Remove.
11915 2001-07-14 Richard Henderson <rth@redhat.com>
11917 * config/alpha/alpha.md: Use define_constants for unspec values.
11918 Substitute throughout.
11920 2001-07-14 Tim Josling <tej@melbpc.org.au>
11922 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11924 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11926 * pa.md: Remove unused constraints from define_split's.
11928 2001-04-14 Richard Henderson <rth@redhat.com>
11930 * ifcvt.c (find_cond_trap): Test for exit block.
11932 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11934 Re-install recently reverted patch.
11935 * emit-rtl.c (try_split): Update mark_jump_label call.
11936 * flow.c (find_sub_basic_blocks): Likewise.
11937 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11938 jump_back_p): Kill.
11939 (mark_all_labels): Kill second parameter.
11940 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11941 (rebuild_jump_labels, jump_optimize_minimal): Update call
11942 of jump_optimize_1.
11943 (jump_optimize_1): Kill crossjumping code.
11944 (mark_jump_label): Kill cross_jump parameter.
11945 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11946 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11947 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11949 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11951 (dump_file_info): Likewise.
11952 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11953 reorganize passes to do reg-stack first, bb-reorder second.
11954 * invoke.texi (-d letters doc): Remove the jump2 pass.
11956 2001-07-14 Richard Henderson <rth@redhat.com>
11958 * ifcvt.c (find_cond_trap): New.
11959 (find_if_header): Call it.
11960 (merge_if_block): Relax existing jump sanity check.
11961 * jump.c (jump_optimize_1): Remove conditional trap handling.
11963 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11965 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11967 (insn_refs_are_delayed): Correct comment.
11968 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11969 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11970 instead of r31. Make associated insn !TARGET_64BIT, and
11971 provide an additional 64-bit insn that clobbers r2.
11972 (divsi3): Likewise.
11973 (udivsi3): Likewise.
11974 (modsi3): Likewise.
11975 (umodsi3): Likewise.
11977 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11979 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11981 * flow.c (redirect_edge_and_branch_force, split_edge,
11982 try_crossjump_to_edge): Use set_block_for_new_insns.
11983 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11985 2001-07-13 H.J. Lu (hjl@gnu.org)
11987 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11990 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11992 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11994 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11996 * c-common.c (decl_attributes): Take a pointer to the node to
11997 which attributes are to be attached, and a flags argument.
11998 * c-common.h (enum attribute_flags): New.
11999 (decl_attributes): Update prototype.
12000 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12001 finish_enum, start_function): Update calls to decl_attributes.
12002 * c-parse.in (component_declarator, component_notype_declarator,
12003 label): Update calls to decl_attributes.
12005 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12007 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12008 * config/avr/avr.c (legitimate_address_p): Return value changed
12009 from letter to register classes. For better debugging.
12011 2001-07-13 Kazu Hirata <kazu@hxi.com>
12013 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12015 2001-07-13 H.J. Lu (hjl@gnu.org)
12017 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12019 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12021 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12022 correctly for shared configurations.
12023 * config/t-libgcc-pic: New.
12024 * config/{i386,m68k,sparc}/t-openbsd: New.
12025 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12026 Support -shared. Support debugging libraries with -g.
12027 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12028 frame information does not emit pointer diffs.
12029 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12030 emit pointer diffs.
12032 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12034 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12036 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12038 * combine.c (try_combine): Ensure const_int pow2 is positive.
12040 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12042 * config.gcc: Add configuration for s/390.
12043 * config/s390/s390.c: New. Subroutines for code generation.
12044 * config/s390/s390.h: New. Definitions for s/390.
12045 * config/s390/s390-protos.h: New. Prototypes.
12046 * config/s390/linux.h: New. Definitions for linux for s/390.
12047 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12048 * config/s390/t-linux: New. Makefile fragment.
12049 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12050 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12052 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12054 * emit-rtl.c (try_split): Update mark_jump_label call.
12055 * flow.c (find_sub_basic_blocks): Likewise.
12056 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12057 jump_back_p): Kill.
12058 (mark_all_labels): Kill second parameter.
12059 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12060 (rebuild_jump_labels, jump_optimize_minimal): Update call
12061 of jump_optimize_1.
12062 (jump_optimize_1): Kill crossjumping code.
12063 (mark_jump_label): Kill cross_jump parameter.
12064 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12065 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12066 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12068 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12070 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12071 reorganize passes to do reg-stack first, bb-reorder second.
12072 * invoke.texi (-d letters doc): Remove the jump2 pass.
12074 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12076 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12078 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12080 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12082 (verify_flow_info): Make diagnostics prettier.
12084 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12086 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
12088 * flow.c (outgoing_edges_match): Return early if condition reversal
12091 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
12093 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
12094 (mips_move_2words): When splitting a move into two instructions,
12095 prefix the second address operand with '%D'.
12097 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
12099 * Makefile.in (final.o): Depend on debug.h.
12100 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
12101 (dbx_debug_hooks): Add new hooks.
12102 (xcoff_debug_hooks): New.
12103 * debug.c (debug_nothing_file_int_int): New.
12104 (do_nothing_debug_hooks): Update.
12105 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
12106 (debug_nothing_file_int_int): New.
12107 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
12108 static, update prototype.
12109 (dwarf2_debug_hooks): Update.
12110 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
12111 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
12112 static, update prototype.
12113 (dwarf_debug_hooks): Update.
12114 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
12115 * final.c: Include debug.h.
12116 (final_scan_insn): Use debug hooks when beginning and ending blocks.
12117 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
12118 static, update prototype.
12119 (sdb_debug_hooks): Update.
12120 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
12121 * toplev.c: Distinguish between xcoff and dbx.
12123 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
12124 Call all debug hooks, not just dwarf ones.
12126 2001-07-11 Timothy Wall <twall@redhat.com>
12128 * config.gcc: Add configuration for AIX5/IA64.
12129 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
12130 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
12131 support prefix/suffix code.
12132 * config/ia64/t-aix: New. Makefile fragment.
12133 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
12135 2001-07-11 Kazu Hirata <kazu@hxi.com>
12137 * recog.c (validate_change): Fix a comment typo.
12139 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
12141 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
12142 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
12144 * dbxout.c (dbx_debug_hooks): Add new hooks.
12145 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
12147 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
12149 * dbxout.h (dbxout_start_new_source_file,
12150 dbxout_resume_previous_source_file): Delete.
12151 * debug.c (do_nothing_debug_hooks): Add new hooks.
12152 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12153 (debug_nothing_int_charstar, debug_nothing_int): New.
12154 * debug.h (gcc_debug_hooks): New hooks define, undef,
12155 start_source_file and end_source_file.
12156 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
12157 (debug_nothing_int_charstar, debug_nothing_int): New.
12158 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
12159 the conditionally compiled section.
12160 (dwarf2out_start_source_file, dwarf2out_end_source_file,
12161 dwarf2out_define, dwarf2out_undef): Make static.
12162 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
12163 dwarf2out_define, dwarf2out_undef): Remove.
12164 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
12165 (dwarfout_start_source_file, dwarfout_end_source_file,
12166 dwarfout_define, dwarfout_undef): Make static.
12167 (dwarfout_start_source_file_check,
12168 dwarfout_end_source_file_check): New.
12169 (dwarfout_define, dwarfout_finish): Update.
12170 * dwarfout.h (dwarfout_start_new_source_file,
12171 dwarfout_resume_previous_source_file, dwarfout_define,
12172 dwarfout_undef): Remove.
12173 * sdbout.c (sdb_debug_hooks): Add new hooks.
12174 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
12176 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
12177 make static, take an arg.
12178 * sdbout.h (sdbout_start_new_source_file,
12179 sdbout_resume_previous_source_file): Delete.
12180 * toplev.c (debug_start_source_file, debug_end_source_file,
12181 debug_define, debug_undef): Delete.
12182 * toplev.h (debug_start_source_file, debug_end_source_file,
12183 debug_define, debug_undef): Delete.
12185 * java/jcf-parse.c: Include debug.h.
12186 (parse_class_file): Update to use debug hooks directly.
12187 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
12189 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12191 * alias.c (set_mem_alias_set): New function.
12192 * rtl.h (set_mem_alias_set): Declare it.
12193 * builtins.c (expand_builtin_return_addr): Call it instead of
12194 using MEM_ALIAS_SET accessor.
12195 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
12196 (get_memory_rtx, expand_builtin_va_arg): Likewise.
12197 (expand_builtin_va_copy):Likewise.
12198 * caller-save.c (setup_save_areas): Likewise.
12199 * calls.c (compute_argument_addresses): Likewise.
12200 * explow.c (set_mem_attributes): Likewise.
12201 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
12202 (expand_assignment, store_constructor_field, store_field): Likewise.
12203 (expand_expr_unaligned): Likewise.
12204 * function.c (assign_stack_temp_for_type): Likewise.
12205 (put_reg_into_stack, gen_mem_addressof): Likewise.
12206 * ifcvt.c (noce_try_cmove_arith): Likewise.
12207 * reload1.c (reload, alter_reg): Likewise.
12208 * config/alpha/alpha.c (get_aligned_mem): Likewise.
12209 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
12210 (alpha_expand_unaligned_store): Likewise
12211 (alpha_expand_unaligned_load_words): Likewise.
12212 (alpha_expand_unaligned_store_words): Likewise.
12213 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
12214 (alpha_expand_epilogue): Likewise.
12215 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
12216 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
12217 * config/i386/i386.c (legitimize_pic_address): Likewise.
12218 * config/i960/i960.c (setup_incoming_varargs): Likewise.
12219 * config/ia64/ia64.c (spill_restore_mem): Likewise.
12220 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
12221 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
12222 * config/mips/mips.c (mips_va_arg): Likewise.
12223 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
12224 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
12225 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12226 (setup_incoming_varargs, rs6000_va_arg): Likewise.
12227 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
12228 (rs6000_emit_epilogue): Likewise.
12229 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
12230 * config/sparc/sparc.c (sparc_va_arg): Likewise.
12231 * config/v850/v850.c (v850_va_arg): Likewise.
12233 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
12235 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
12236 when fallthru edge is present.
12237 (mege_blocks): Handle case where creation of jump insn
12240 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
12241 CLEANUP_POST_REGSTACK): New constants.
12242 * except.c (finish_eh_generation): Update call of cleanup_cfg,
12243 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
12244 * output.h (cleanup_cfg): Update prototype.
12245 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
12246 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
12247 cleanup_cfg call; kill missleading comment.
12248 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
12249 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
12250 parameter; control optimizations performed using it.
12251 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
12252 try_crossjump_bb): New functions.
12254 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12256 * pa.c (pa_output_function_prologue): Delete prototype. Make function
12258 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
12259 pa_output_function_prologue.
12260 * pa-protos.h (pa_output_function_prologue): New prototype.
12262 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12264 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
12265 and low to get correct sign extension in low+high test.
12267 2001-07-11 Janis Johnson <janis@us.ibm.com>
12269 * gcov.c (arcdata): Use gcov_type to fix branch percentage
12270 for large hit count.
12272 * profile.c (branch_prob): Fix .bbg info for computed gotos
12275 2001-07-11 Mark Mitchell <mark@codesourcery.com>
12277 * stmt.c (parse_output_constraint): New function, split out
12279 (expand_asm_operands): ... here. Use parse_output_constraint.
12280 * tree.h (parse_output_constraint): Declare it.
12282 2001-07-11 Richard Henderson <rth@redhat.com>
12284 * bitmap.c: Comment some functions; fiddle whitespace.
12285 (bitmap_free): Don't export.
12286 (bitmap_element_allocate): Use memset.
12287 * bitmap.h (bitmap_free): Don't declare.
12289 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
12291 * gcse.c, lcm.c, sched-deps.c:
12292 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
12294 * flow.c (flow_loops_find): Free dom if we found no loops, since
12295 we aren't going to save it.
12297 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
12300 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
12302 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
12304 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12306 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
12307 #ifndef DWARF2_DEBUGGING_INFO.
12309 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12311 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
12313 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12315 * config/mips/mips.c (gen_int_relational): Tell the caller not to
12316 reverse a branch if a NE comparison is implemented with GTU.
12318 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
12319 H.J. Lu <hjl@gnu.org>
12321 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
12322 constant addresses.
12323 (call_internal2): Likewise.
12324 (call_value_internal1): Likewise.
12325 (call_value_internal2): Likewise.
12326 (call_value_multiple_internal1): Likewise.
12327 (call_value_multiple_internal2): Likewise.
12329 2001-07-10 Kazu Hirata <kazu@hxi.com>
12331 * calls.c (emit_library_call_value_1): Fix a comment typo.
12332 * dwarf2out.c (mem_loc_descriptor): Likewise.
12333 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
12335 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
12337 * simplify-rtx.c (simplify_subreg): Fix typo in comment
12339 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12341 * recog.c (offsettable_address_p): Handle LO_SUM case.
12342 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
12343 instead of plus_constant.
12345 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12347 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
12348 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
12350 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12352 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
12353 adjust_address_nv instead of plus_constant.
12355 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
12357 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
12358 dwarf2out.o): Depend on debug.h, wrap long lines.
12359 * dbxout.c: Include debug.h.
12360 (dbx_debug_hooks): New.
12361 (dbxout_init): Make static, take just 2 args.
12362 (dbxout_finish): Make static.
12363 * dbxout.h (dbxout_init, dbxout_finish): Delete.
12364 * debug.c: New file.
12365 * debug.h: New file.
12366 * dwarf2out.c: Include debug.h.
12367 (dwarf2_debug_hooks): New.
12368 (dwarf2out_init): Make static.
12369 (dwarf2out_finish): Make static, take 2 args.
12370 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
12371 * dwarfout.c: Include debug.h.
12372 (dwarf_debug_hooks): New.
12373 (dwarfout_init): Make static.
12374 (dwarfout_finish): Make static, take 2 args.
12375 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
12376 * sdbout.c: Include debug.h.
12377 (sdb_debug_hooks): New.
12378 (sdbout_init): Make static, take 2 args.
12379 * sdbout.h (sdbout_init): Delete.
12380 * toplev.c: Include debug.h.
12381 (debug_hooks): New.
12382 (compile_file): Set deubg_hooks based on command line options.
12383 Use the hooks unconditionally rather than conditional compilation.
12385 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
12387 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
12388 first_insn_after_basic_block_note instead.
12390 * df.c (df_bb_refs_unlink): #if 0 out for now.
12392 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
12394 * ssa.h: Add prototype for ssa_const_prop
12395 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
12396 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
12397 (ssa_fast_dce): Remove unused variable
12399 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12401 * diagnostic.c (finish_diagnostic): Rename to
12402 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
12405 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
12407 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12410 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12411 (dump_file): Only pad the demangled name with spaces if the
12412 mangled name was padded with spaces.
12414 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12416 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12419 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12421 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12422 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12423 EXPAND_INITIALIZER.
12425 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12426 whether can put offset inside LO_SUM to check mode alignment, not size.
12428 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12430 * doc/tm.texi (Misc): Fix thinko.
12432 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12434 * regmove.c (replace_in_call_usage): Fix warnings.
12435 * sched-deps.c (add_dependence): Fix warnings.
12436 * simplify-rtx.c (simplify_subreg): Likewise.
12437 Return NULL_RTX instead of NULL.
12439 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12440 (subst_asm_stack_regs): Likewise.
12442 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12445 * dwarf2out.c (output_call_frame_info): Declare i as int.
12446 (build_abbrev_table): Declare n_alloc as int.
12447 (dwarf2out_finish): Initialize die.
12448 * except.c: Declare sjlj_funcdef_number as unsigned.
12449 (connect_post_landing_pads): Declare j as unsigned.
12450 (convert_to_eh_region_ranges): Initialize call_site.
12451 (output_function_exception_table): Initialize tt_format_size.
12452 * expr.c (move_by_pieces_1): Initialize to1.
12453 (store_constructor): Initialize minelt and maxelt.
12454 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12455 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12457 * c-decl.c (combine_parm_decls): Unused, remove.
12458 * c-tree.h: Remove prototype for combine_parm_decls.
12460 * reload.c (push_reload): Fix warning.
12461 (regno_clobbered_p): Likewise.
12462 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12463 (reload_combine): Likewise.
12465 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12466 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12468 * bitmap.c (bitmap_operation): Change user.
12469 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12471 2001-07-10 Eric Christopher <echristo@redhat.com>
12473 * config/mips/mips.c (override_options): Fix typo.
12475 2001-07-09 Stan Shebs <shebs@apple.com>
12477 * target.h (struct gcc_target): New fields init_builtins and
12479 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12480 (TARGET_EXPAND_BUILTIN): New macro.
12481 (TARGET_INITIALIZER): Add them.
12482 * builtins.c: Include target.h.
12483 (expand_builtin): Use targetm.expand_builtin.
12484 (default_init_builtins): New function.
12485 (default_expand_builtin): New function.
12486 * expr.h (default_init_builtins): Declare.
12487 (default_expand_builtin): Declare.
12488 * c-common.c (c_common_nodes_and_builtins): Use
12489 targetm.init_builtins.
12490 * defaults.h (MD_INIT_BUILTINS): Remove.
12491 * Makefile.in (builtins.o): Depend on target.h.
12493 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12494 (TARGET_EXPAND_BUILTIN): Define.
12495 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12496 (MD_EXPAND_BUILTIN): Remove.
12498 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12499 (TARGET_EXPAND_BUILTIN): Define.
12500 (c4x_init_builtins): Make endlink arg a local.
12501 (c4x_print_operand): Fix typos in adjust_address usages.
12502 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12503 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12504 (MD_EXPAND_BUILTIN): Remove.
12506 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12507 (TARGET_EXPAND_BUILTIN): Define.
12508 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12509 (ix86_init_builtins): Call new function only if TARGET_MMX.
12510 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12511 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12512 (MD_EXPAND_BUILTIN): Remove.
12514 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12515 (TARGET_EXPAND_BUILTIN): Define.
12516 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12517 (MD_EXPAND_BUILTIN): Remove.
12519 * doc/tm.texi: Document these changes.
12521 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12523 * basic-block.h (tree_node): Forward declare if needed.
12524 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12525 (BLOCK_HEAD_TREE): Define.
12526 (BLOCK_END_TREE): Define.
12527 (struct loops): Rename field 'tree' to 'tree_root'.
12528 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12530 (flow_loops_tree_build): Rename reference to field 'tree' to
12532 (flow_loops_level_compute): Ditto.
12533 * predict.c (estimate_bb_frequencies): Ditto.
12534 * tree.h (struct tree_common): Add field 'aux'.
12536 2001-07-09 Stan Shebs <shebs@apple.com>
12538 * config/darwin.c (darwin_encode_section_info): Don't mark any
12539 DECL_EXTERNAL node as defined.
12541 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12543 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12544 pa_free_machine_status, hppa_init_pic_save): Delete.
12545 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12546 (hppa_profile_hook): Use hppa_pic_save_rtx.
12547 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12548 hppa_init_pic_save): Delete.
12549 (hppa_pic_save_rtx): Declare.
12550 * pa.md (call, call_value, sibcall, sibcall_value,
12551 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12553 2001-07-09 Kazu Hirata <kazu@hxi.com>
12555 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12556 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12558 2001-07-09 Andreas Jaeger <aj@suse.de>
12560 * output.h: Add declaration of final_forward_branch_p.
12562 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12564 * varray.c: Include errors.h for internal_error and trim_filename
12567 * Makefile.in (varray.o): Add errors.h.
12569 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12571 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12572 * optabs.c (have_add2_insn): Check whether the add insn chosen
12573 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12574 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12576 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12578 * Makefile.in (OBJS): Add ssa-ccp.o
12579 (ssa-ccp.o): Add dependencies.
12580 * toplev.c (DFI_ssa_ccp): New dump file enum.
12581 (dump_file): Add entry for dumping after SSA CCP.
12582 (flag_ssa_ccp): New flag variable.
12583 (f_options): Add -fssa-ccp.
12584 (rest_of_compilation): Run SSA CCP if requested.
12585 * timevar.def (TV_SSA_CCP): New timevar.
12586 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12587 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12588 Fix minor typo in SSA DCE documentation.
12589 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12590 Add documentation for new dump option. Renumber dump files
12593 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12595 * emit-rtl.c (gen_highpart_mode): New.
12596 * rtl.h (gen_highpart_mode): Declare.
12597 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12598 operand can be VOIDmode constant.
12600 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12602 * flow.c (redirect_edge_and_branch_force): New.
12603 (can_fallthru): Ensure that basic blocks are succeeding.
12604 (try_optimize_cfg): Do not delete basic block if it is the last one.
12606 * flow.c (try_redirect_by_replacing_jump): Do not remove
12607 jumps with side effects, unlink chain on fallthru edge;
12608 set block for new jump instruction; avoid basic block to
12609 over by line number note.
12611 * flow.c (try_simplify_condjump): Verify that the condjump
12612 is not always falling through.
12615 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12617 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12618 (try_redirect_by_replacing_jump): Update properly the count
12619 and frequency information.
12621 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12623 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12624 address that is a LO_SUM specially.
12625 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12627 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12629 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12630 (operand_subword): Use them.
12631 (change_address_1): Renamed from change_address; new arg VALIDATE.
12632 * expr.h: Reflect above changes; change_address now macro.
12633 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12635 * cselib.c (add_mem_for_addr): Likewise.
12636 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12637 * regmove.c (try_apply_stack_adjustment): Likewise.
12638 * reload.c (push_reload, make_memloc): Likewise.
12639 * reload1.c (eliminate_regs): Likewise.
12640 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12641 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12643 * combine.c (make_extraction, simplify_shift_const): Likewise.
12644 (gen_lowpart_for_combine): Likewise.
12645 * cse.c (gen_lowpart_if_possible): Likewise.
12646 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12647 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12648 * optabs.c (gen_move_insn): Likewise.
12649 * reload1.c (alter_reg): Likewise.
12650 * simplify-rtx.c (simplify_subreg): Likewise.
12651 * stmt.c (expand_anon_union_decl): Likewise.
12652 * recog.c (validate_replace_rtx_1): Likewise.
12654 * Makefile.in (recog.o): Add $(EXPR_H).
12655 * explow.c (stabilize): Call replace_equiv_address.
12656 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12657 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12659 2001-07-03 Andrew Haley <aph@redhat.com>
12661 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12662 the mode of the memory location.
12664 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12666 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12668 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12670 * final.c (output_addr_const): Use target opening and
12671 closing parentheses.
12672 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12673 defaults, add to TARGET_ASM_OUT.
12674 * target.h (struct gcc_target): Add open_paren and close_paren.
12675 * doc/md.texi: Update.
12676 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12677 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12678 TARGET_ASM_CLOSE_PAREN.
12679 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12681 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12683 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12684 * config/a29k/a29k.h: Similarly.
12685 * config/alpha/alpha.h: Similarly.
12686 * config/arc/arc.h: Similarly.
12687 * config/arm/aof.h: Similarly.
12688 * config/arm/aout.h: Similarly.
12689 * config/avr/avr.h: Similarly.
12690 * config/c4x/c4x.h: Similarly.
12691 * config/clipper/clipper.h: Similarly.
12692 * config/convex/convex.h: Similarly.
12693 * config/d30v/d30v.h: Similarly.
12694 * config/dsp16xx/dsp16xx.h: Similarly.
12695 * config/elxsi/elxsi.h: Similarly.
12696 * config/fr30/fr30.h: Similarly.
12697 * config/h8300/h8300.h: Similarly.
12698 * config/i370/i370.h: Similarly.
12699 * config/i386/i386.h: Similarly.
12700 * config/i860/i860.h: Similarly.
12701 * config/i960/i960.h: Similarly.
12702 * config/ia64/ia64.h: Similarly.
12703 * config/m32r/m32r.h: Similarly.
12704 * config/m68hc11/m68hc11.h: Similarly.
12705 * config/m68k/m68k.h: Similarly.
12706 * config/m88k/m88k.h: Similarly.
12707 * config/mcore/mcore.h: Similarly.
12708 * config/mips/mips.h: Similarly.
12709 * config/mn10200/mn10200.h: Similarly.
12710 * config/mn10300/mn10300.h: Similarly.
12711 * config/ns32k/ns32k.h: Similarly.
12712 * config/pa/pa.h: Similarly.
12713 * config/pdp11/pdp11.h: Similarly.
12714 * config/pj/pj.h: Similarly.
12715 * config/romp/romp.h: Similarly.
12716 * config/rs6000/rs6000.h: Similarly.
12717 * config/sh/sh.h: Similarly.
12718 * config/sparc/sparc.h: Similarly.
12719 * config/v850/v850.h: Similarly.
12720 * config/vax/vax.h: Similarly.
12721 * config/we32k/we32k.h: Similarly.
12723 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12725 * doc/c-tree.texi: Document representation of attributes.
12727 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12729 * doc/tm.texi: Update some places for the rename of target to
12732 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12734 * target.h (struct gcc_target): Add insert_attributes.
12735 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12736 (TARGET_INITIALIZER): Update.
12737 * tree.c, tree.h (default_insert_attributes): New function.
12738 Update comments on other default functions to refer to targetm,
12740 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12741 TARGET_INSERT_ATTRIBUTES.
12742 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12743 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12744 Don't use PRAGMA_INSERT_ATTRIBUTES.
12745 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12746 * c-decl.c (start_decl, start_function): Don't call
12747 SET_DEFAULT_DECL_ATTRIBUTES.
12748 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12749 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12751 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12752 (c4x_check_attribute): Avoid modifying attribute list itself.
12753 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12755 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12756 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12758 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12759 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12761 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12762 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12764 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12765 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12766 Adjust parameters. Make static.
12768 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12770 * c-common.c (decl_attributes): Only take a single attributes
12772 * c-common.h (decl_attributes): Update prototype.
12773 * c-decl.c (start_decl, start_function): Only take a single
12774 attributes parameter. Update calls to decl_attributes.
12775 (finish_struct, finish_enum): Update calls to decl_attributes.
12776 (push_parm_decl): Expect unified list of attributes. Update call
12777 to decl_attributes.
12778 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12779 notype_nested_function, component_declarator,
12780 component_notype_declarator, label): Update calls to
12782 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12783 lists that are passed to push_parm_decl.
12784 * c-tree.h (start_function, start_decl): Update prototypes.
12785 * config/sh/sh-protos.h, config/sh/sh.c
12786 (sh_pragma_insert_attributes): Only take a single attributes
12788 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12789 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12790 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12791 build_module_descriptor, generate_static_references,
12792 generate_strings, build_selector_translation_table,
12793 generate_descriptor_table, generate_protocols,
12794 generate_ivars_list, generate_dispatch_table,
12795 generate_protocol_list, generate_category,
12796 generate_shared_structures, really_start_method, add_objc_decls,
12797 generate_classref_translation_entry): Update calls to start_decl
12798 and start_function.
12799 (build_tmp_function_decl, start_method_def): Unify attribute lists
12800 that are passed to push_parm_decl.
12802 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12804 * final.c (no_asm_to_stream): New.
12805 (final_scan_insn): Use target structures for prologue ends
12806 and epilogue starts.
12807 * output.h (no_asm_to_stream): New.
12808 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12809 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12810 (TARGET_ASM_OUT): Update.
12811 * target.h (struct gcc_target): New members function_end_prologue
12812 and function_begin_epilogue.
12813 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12814 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12815 * config/alpha/alpha.c (output_end_prologue): Rename to
12816 alpha_output_function_end_prologue. Use in target struct
12818 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12819 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12820 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12821 ia64_output_function_end_prologue. Use in target struct
12823 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12824 mistyped prototypes.
12825 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12826 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12828 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12829 an use in target struct, make static.
12830 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12833 2001-07-08 Richard Henderson <rth@redhat.com>
12835 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12837 2001-07-08 Richard Henderson <rth@redhat.com>
12839 * config/i386/i386.md: Remove constraints strings from define_split
12840 and define_peephole2 patterns.
12841 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12842 (eh_return): Use them.
12844 2001-07-08 Richard Henderson <rth@redhat.com>
12846 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12847 Document MD_FALLBACK_FRAME_STATE_FOR.
12849 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12851 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12852 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12854 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12856 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12858 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12859 of the label inside NAME as opposed to just the end of NAME.
12861 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12863 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12864 * config/alpha/alpha.c (alpha_init_machine_status,
12865 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12866 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12867 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12868 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12870 2001-07-06 Stan Shebs <shebs@apple.com>
12872 * target.h (targetm): Rename global from "target", so as not to
12873 conflict with local variables.
12875 * c-typeck.c: Ditto.
12878 * cp/decl.c: Ditto.
12879 * cp/decl2.c: Ditto.
12880 * cp/typeck.c: Ditto.
12881 * 1750a/1750a.c: Ditto.
12882 * a29k/a29k.c: Ditto.
12883 * arc/arc.c: Ditto.
12884 * arm/arm.c: Ditto.
12885 * avr/avr.c: Ditto.
12886 * clipper/clipper.c: Ditto.
12887 * convex/convex.c: Ditto.
12888 * d30v/d30v.c: Ditto.
12889 * dsp16xx/dsp16xx.c: Ditto.
12890 * elxsi/elxsi.c: Ditto.
12891 * fr30/fr30.c: Ditto.
12892 * h8300/h8300.c: Ditto.
12893 * i370/i370.c: Ditto.
12894 * i386/i386.c: Ditto.
12895 * i860/i860.c: Ditto.
12896 * i960/i960.c: Ditto.
12897 * ia64/ia64.c: Ditto.
12898 * m32r/m32r.c: Ditto.
12899 * m68hc11/m68hc11.c: Ditto.
12900 * m68k/m68k.c: Ditto.
12901 * m88k/m88k.c: Ditto.
12902 * mips/mips.c: Ditto.
12903 * ns32k/ns32k.c: Ditto.
12905 * pdp11/pdp11.c: Ditto.
12906 * romp/romp.c: Ditto.
12907 * rs6000/rs6000.c: Ditto.
12909 * sparc/sparc.c: Ditto.
12910 * vax/vax.c: Ditto.
12911 * we32k/we32k.c: Ditto.
12912 * doc/tm.texi: Update the manual to match.
12914 2001-07-06 Richard Henderson <rth@redhat.com>
12916 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12917 DWARF2_UNWIND_INFO not just whether it is defined.
12919 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12921 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12922 call to simplify_binary_operation returns a new pattern.
12924 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12926 * glimits.h (__SHRT_MAX__): New.
12927 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12928 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12930 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12932 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12935 2001-07-06 Richard Henderson <rth@redhat.com>
12937 * bitmap.c (bitmap_release_memory): Move adjacent to the
12938 allocation functions.
12939 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12940 the implementation. Binary search for the set bit.
12941 (bitmap_union_of_diff): Allocate the temporary on the stack
12942 instead of using xmalloc.
12944 2001-07-06 Richard Henderson <rth@redhat.com>
12946 * genrecog.c (validate_pattern): Warn for constraints in
12947 define_{expand,split,peephole2}. Remove strict_low_part
12948 before looking up match_dup.
12950 2001-07-06 DJ Delorie <dj@redhat.com>
12952 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12953 chapter about various build hints and history. Add section
12954 talking about the various types of native and cross builds.
12956 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12958 * Makefile.in (final.o): Depend on target.h.
12959 * final.c: Include target.h.
12960 (default_function_pro_epilogue): New.
12961 (final_start_function): Use target structure for function prologues.
12962 (final_end_function): Use target structure for function epilogues.
12963 * fold-const.c (real_hex_to_f): Constify s and p.
12964 * output.h (default_function_pro_epilogue): New.
12965 * real.h (real_hex_to_f): Update prototype.
12966 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12967 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12968 (TARGET_INITIALIZER): Update.
12969 * target.h (gcc_target): Add struct asm_out.
12970 * doc/tm.texi: Update.
12973 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12974 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12975 in cpu/cpu.c, or rename old functions consistently. Take
12976 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12977 redundant macros and prototypes. Make new functions static.
12979 * 1750a/1750a.c: Similarly.
12980 * 1750a/1750a.h: Similarly.
12981 * a29k/a29k-protos.h: Similarly.
12982 * a29k/a29k.c: Similarly.
12983 * a29k/a29k.h: Similarly.
12984 * arc/arc-protos.h: Similarly.
12985 * arc/arc.c: Similarly.
12986 * arc/arc.h: Similarly.
12987 * arm/arm-protos.h: Similarly.
12988 * arm/arm.c: Similarly.
12989 * arm/arm.h: Similarly.
12990 * avr/avr-protos.h: Similarly.
12991 * avr/avr.c: Similarly.
12992 * avr/avr.h: Similarly.
12993 * clipper/clipper-protos.h: Similarly.
12994 * clipper/clipper.c: Similarly.
12995 * clipper/clipper.h: Similarly.
12996 * convex/convex.c: Similarly.
12997 * convex/convex.h: Similarly.
12998 * d30v/d30v-protos.h: Similarly.
12999 * d30v/d30v.c: Similarly.
13000 * d30v/d30v.h: Similarly.
13001 * d30v/d30v.md: Similarly.
13002 * dsp16xx/dsp16xx-protos.h: Similarly.
13003 * dsp16xx/dsp16xx.c: Similarly.
13004 * dsp16xx/dsp16xx.h: Similarly.
13005 * elxsi/elxsi.c: Similarly.
13006 * elxsi/elxsi.h: Similarly.
13007 * fr30/fr30.c: Similarly.
13008 * fr30/fr30.md: Similarly.
13009 * h8300/h8300-protos.h: Similarly.
13010 * h8300/h8300.c: Similarly.
13011 * h8300/h8300.h: Similarly.
13012 * i370/i370-protos.h: Similarly.
13013 * i370/i370.c: Similarly.
13014 * i370/i370.h: Similarly.
13015 * i386/i386.c: Similarly.
13016 * i386/osf1elf.h: Similarly.
13017 * i386/osfrose.h: Similarly.
13018 * i860/i860-protos.h: Similarly.
13019 * i860/i860.c: Similarly.
13020 * i860/i860.h: Similarly.
13021 * i960/i960-protos.h: Similarly.
13022 * i960/i960.c: Similarly.
13023 * i960/i960.h: Similarly.
13024 * ia64/ia64-protos.h: Similarly.
13025 * ia64/ia64.c: Similarly.
13026 * ia64/ia64.h: Similarly.
13027 * m32r/m32r-protos.h: Similarly.
13028 * m32r/m32r.c: Similarly.
13029 * m32r/m32r.h: Similarly.
13030 * m68hc11/m68hc11-protos.h: Similarly.
13031 * m68hc11/m68hc11.c: Similarly.
13032 * m68hc11/m68hc11.h: Similarly.
13033 * m68k/crds.h: Similarly.
13034 * m68k/dpx2.h: Similarly.
13035 * m68k/m68k-protos.h: Similarly.
13036 * m68k/m68k.c: Similarly.
13037 * m68k/m68k.h: Similarly.
13038 * m68k/news.h: Similarly.
13039 * m88k/m88k-protos.h: Similarly.
13040 * m88k/m88k.c: Similarly.
13041 * m88k/m88k.h: Similarly.
13042 * mips/mips-protos.h: Similarly.
13043 * mips/mips.c: Similarly.
13044 * mips/mips.h: Similarly.
13045 * ns32k/merlin.h: Similarly.
13046 * ns32k/ns32k.c: Similarly.
13047 * ns32k/ns32k.h: Similarly.
13048 * ns32k/tek6000.h: Similarly.
13049 * pa/pa-protos.h: Similarly.
13050 * pa/pa.c: Similarly.
13051 * pa/pa.h: Similarly.
13052 * pdp11/2bsd.h: Similarly.
13053 * pdp11/pdp11-protos.h: Similarly.
13054 * pdp11/pdp11.c: Similarly.
13055 * pdp11/pdp11.h: Similarly.
13056 * romp/romp-protos.h: Similarly.
13057 * romp/romp.c: Similarly.
13058 * romp/romp.h: Similarly.
13059 * rs6000/rs6000-protos.h: Similarly.
13060 * rs6000/rs6000.c: Similarly.
13061 * rs6000/rs6000.h: Similarly.
13062 * rs6000/sysv4.h: Similarly.
13063 * sh/sh-protos.h: Similarly.
13064 * sh/sh.c: Similarly.
13065 * sh/sh.h: Similarly.
13066 * sparc/sparc-protos.h: Similarly.
13067 * sparc/sparc.c: Similarly.
13068 * sparc/sparc.h: Similarly.
13069 * vax/vax.c: Similarly.
13070 * vax/vax.h: Similarly.
13071 * vax/vms.h: Similarly.
13072 * we32k/we32k.c: Similarly.
13073 * we32k/we32k.h: Similarly.
13075 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13077 * basic-block.h (first_insn_after_basic_block_note): Declare.
13078 * flow.c (first_insn_after_basic_block_note): Define. Moved
13080 * ssa.c (first_insn_after_basic_block_note): Remove.
13081 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
13083 (ssa_eliminate_dead_code): Properly update the CFG and PHI
13084 nodes when we find a dead conditional branch. Insert BARRIERs
13085 after any blocks with no successors, but which do not have
13088 2001-07-06 Zack Weinberg <zackw@stanford.edu>
13090 * varray.c (varray_check_failed): Use internal_error.
13092 2001-07-05 Andrew Haley <aph@redhat.com>
13094 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
13095 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
13096 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
13098 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
13100 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
13101 reference if the target constant is also a SYMBOL_REF.
13103 2001-07-05 Eric Christopher <echristo@redhat.com>
13105 * config/mips/mips.h (MASK_MIPS3900): Remove.
13106 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
13107 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
13108 (TARGET_MIPS3900): Change to use mips_arch.
13109 (TARGET_MIPS4000): New.
13110 (TARGET_MIPS4100): New.
13111 (TARGET_MIPS4300): New.
13112 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
13113 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
13115 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
13116 (ISA_HAS_BRANCHLIKELY): To here.
13117 (CC1_CPU_SPEC): New.
13118 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
13119 (mips_arch_string): Declare.
13120 (mips_arch): Declare.
13121 (TARGET_OPTIONS): Add -march and -mtune.
13123 * config/mips/mips.c (mips_arch_string): New.
13125 (override_options): Handle -march for codegen and -mtune
13126 for scheduling. Use mips_arch. Move tx39 target default here.
13127 (mips_parse_cpu): Move error message to override_options.
13129 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
13131 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
13133 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
13134 (MIPS Options): Ditto. Change mcpu entry to historical text.
13136 2001-07-05 H.J. Lu (hjl@gnu.org)
13138 * config/mips/mips.c (mips_parse_cpu): New function to parse
13141 2001-07-05 Jim Wilson <wilson@redhat.com>
13143 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
13144 * config/ia64/t-ia64: Likewise.
13145 (LIB1ASMFUNCS): Update comment.
13147 2001-07-05 David Edelsohn <edelsohn@gnu.org>
13149 * doc/install.texi (Install GCC: Binaries): Fix typo.
13151 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13153 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
13154 reference using the stack pointer, adjust it since we push Y
13156 ("*ashrsi3"): Likewise.
13157 ("*lshrsi3"): Likewise.
13159 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13161 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
13162 when -fomit-frame-pointer is used.
13164 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
13166 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
13167 (try_redirect_by_replacing_jump): Reverse updating properly the
13168 count and frequency information. Reverse removing cc0 setter.
13169 (forwarder_block_p): Reverse fixing for fallthru blocks.
13171 2001-07-05 DJ Delorie <dj@redhat.com>
13173 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
13174 (translate_options): If the above is defined, use it to map
13175 given options to new options.
13176 * doc/tm.texi: Document it.
13178 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
13179 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13181 * doc/invoke.texi (Optimize Options): Document that -fgcse may
13182 cause programs using computed gotos to run more slowly.
13184 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13186 * doc/install.texi (Specific): Markup, spelling and typo fixes.
13188 Consistently require binutils 2.11.2, not prereleases.
13189 (Specific, decstation-*): Canonicalize as mips-dec-*.
13190 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
13192 (Specific, m68k-altos): Removed reference to README.altos, deleted.
13193 (Specific, mips-*): Reword MIPS C compiler requirements.
13194 (Specific, powerpc*-*-*): New, mention --with-cpu once.
13195 (Specific, sunv5): Removed, obsolete.
13197 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
13199 * dwarf2out.c (output_loc_list): Use an all ones mask for
13200 .text asm output and don't rely on long long
13201 literals. Reformat some long lines.
13203 2001-07-05 Andreas Jaeger <aj@suse.de>
13205 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
13208 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13210 * dwarf2out.c (dwarf2out_define): Update comment.
13211 (dwarf2out_undef): Ditto.
13212 (dwarf2out_start_source_file): Ditto.
13213 (dwarf2out_end_source_file): Ditto.
13214 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
13215 since we never call the start/end debug hook for the primary file.
13217 2001-07-04 Kazu Hirata <kazu@hxi.com>
13219 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
13222 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13224 * cppinit.c (remove_dup_dirs): Inform if a system include
13225 directory is being reordered.
13226 * doc/invoke.texi (Directory Options): GCC warns if you hide a
13228 * doc/cpp.texi (Search Paths): Likewise.
13229 * doc/gcc.texi (Interoperation): Remove information about
13232 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
13234 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
13235 (VARRAY_TOP_CHAR_PTR): Likewise.
13237 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13239 * gcc.c (process_command): Don't assign elements of a const char*.
13241 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13243 * emit-rtl.c (change_address): Don't abort if invalid address while
13244 reload is in progress.
13246 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13248 * c-lex.c (cb_file_change): Pass line number to
13249 debug_start_source_file.
13250 (cb_undefine): Pass correct line number to debug_undef.
13252 * toplev.c (debug_start_source_file): Add line number to
13253 parameters. Pass it along to dwarf2out_start_source_file.
13254 (decode_g_option): Stop resetting debug level back to normal when
13255 we change debug formats, unless the current level is
13256 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
13259 * toplev.h (debug_start_source_file): Add line number to
13262 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
13265 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
13267 Output debug_macinfo data for starting file if requested.
13268 (dwarf2out_end_source_file): Output debug_macinfo data for ending
13270 (dwarf2out_define): Output debug_macinfo data for defining a macro
13272 (dwarf2out_undef): Output debug_macinfo data for undefining a
13273 macro if requested.
13274 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
13275 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
13276 (macinfo_section_label): New. DWARF2 macro info section label.
13277 (dwarf2out_init): If we want macro info, output the start label
13279 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
13280 attribute to the compilation unit die pointing to the macro info.
13282 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
13284 * dwarf2out.c (new_loc_list): Move to inside #ifdef
13285 DWARF2_DEBUGGING_INFO.
13286 (add_loc_descr_to_loc_list): Ditto.
13287 (output_loc_list): Ditto.
13288 Also, fix thinko in curr not being initialized.
13289 (gen_internal_sym): Ditto.
13291 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13293 * emit-rtl.c (replace_equiv_address): New function.
13294 * expr.h (replace_equiv_address): New declaration.
13295 * explow.c (validize_mem): Call it instead of change_address and
13296 also call if -fforce-addr and address is constant.
13297 * expr.c: Replace more calls to change_address with adjust_address
13298 and/or replace_equiv_address or to validize_mem.
13299 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
13300 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
13301 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13302 * config/i370/i370.md, config/i860/i860.md: Likewise.
13303 * config/i960/i960.md, config/mips/mips.c: Likewise.
13304 * config/mips/mips.md, config/pa/pa.md: Likewise.
13305 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
13306 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
13308 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13310 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
13312 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
13315 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
13317 * doc/include: New directory.
13318 * doc/fdl.texi: Move to doc/include/fdl.texi.
13319 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
13320 * doc/include/funding.texi, doc/include/gpl.texi: New files.
13321 * doc/gcc.texi: Use funding.texi and gpl.texi.
13322 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
13323 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
13324 Update dependencies and use -I $(docdir)/include.
13326 2001-07-04 Anthony Green <green@redhat.com>
13328 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
13330 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13332 * doc/install.texi (sparc64-*-*): Remove garbage.
13334 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
13336 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
13337 Fix typo in last change to use adjust_address.
13339 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13341 * doc/install.texi (Specific): Update information for *-*-solaris*.
13343 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13345 * explow.c (plus_constant_wide): Reinitialize Y for restart.
13347 2001-07-03 Stan Shebs <shebs@apple.com>
13349 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
13350 case for flag_no_mach_text_sections.
13351 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
13352 * config/darwin.c (flag_no_mach_text_sections): Remove.
13353 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
13355 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13357 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
13358 and avoid checking for constant as first operand.
13359 * recog.c (find_constant_term_loc): No longer static.
13360 (adj_offettable_operand): Delete.
13361 * rtl.h (adj_offsettable_operand): Delete declaration.
13362 (find_constant_term): Add declaration.
13363 * caller-save.c: Replace calls to adj_offsettable_operand with calls
13365 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
13366 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
13367 * config/i386/i386.c, config/i386/i386.md: Likewise.
13368 * config/i860/i860.c, config/i960/i960.c: Likewise.
13369 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
13370 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
13371 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
13372 * config/mips/mips.c, config/mips/mips.md: Likewise.
13373 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
13374 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
13375 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
13376 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
13377 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
13378 * config/ns32k/ns32k.md: Likewise.
13380 2001-07-03 Zack Weinberg <zackw@stanford.edu>
13382 * rtl.c (copy_rtx): Handle 'T' format letter.
13383 * gensupport.c (collect_insn_data): Likewise.
13384 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
13386 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
13388 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
13389 -B option. Use 'dir' not 'foo' as example directory name.
13391 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13393 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13394 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
13396 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13398 * doc/cppinternals.texi: Improve formatting and logical markup.
13400 2001-07-03 Andreas Jaeger <aj@suse.de>
13402 * Makefile.in (insn-recog.o): Add dependency on reload.h.
13404 * genrecog.c (write_header): Include reload.h for prototypes in
13407 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13410 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13411 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13412 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13413 i386_pe_valid_type_attribute_p): Add.
13414 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13415 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13417 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13419 * explow.c (plus_constant_wide, case LO_SUM): New case.
13420 (plus_constant_for_output_wide): Delete.
13421 * rtl.h (plus_constant_for_output): Delete.
13422 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13423 instead of plus_constant_for_output.
13424 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13425 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13426 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13427 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13428 * config/sparc/sparc.md: Likewise.
13429 Convert some change_address calls to adjust_address.
13431 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13433 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13434 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13435 documentation of -std and -Wwrite-strings.
13437 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13439 * cse.c (canon_hash): Don't register registers in very small
13440 register classes, as extending their lifetime might cause
13443 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13445 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13447 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13448 (try_redirect_by_replacing_jump): Update properly the count
13449 and frequency information.
13451 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13453 * toplev.c (dump_file_index): Move SSA dumps just after first
13455 (dump_file): Corresponding changes.
13456 (rest_of_compilation): Move SSA path to just after the first
13458 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13459 * doc/invoke.texi: Update dump file #s as they were completely
13460 out of date with reality.
13462 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13464 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13466 * expr.c (emit_move_insn_1): Deal with non-default
13469 * expr.c (emit_single_push_insn): Fix warning.
13471 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13473 * expr.c (emit_move_insn_1): Avoid modifying
13474 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13476 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13478 * emit-rtl.c (adjust_address): New function.
13479 * expr.h (adjust_address): Add declaration.
13480 * builtins.c: Replace some calls to change_address with calls to it
13481 or to validize_mem.
13482 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13483 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13484 * config/arm/arm.c, config/convex/convex.c: Likewise.
13485 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13486 * config/i386/i386.c, config/i386/i386.md: Likewise.
13487 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13488 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13489 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13490 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13491 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13493 2001-07-02 Jim Wilson <wilson@redhat.com>
13495 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13497 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13499 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13500 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13502 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13504 * cppinit.c (lang_defaults): New table.
13505 (set_lang): Just read from lang_defaults into the live options
13508 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13510 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13511 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13512 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13514 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13516 * doc/install.texi: Various spelling and markup fixes.
13517 (Installing GCC): Component specific installation instructions are
13520 Warn about removing old install dir in the presence of shared libs.
13521 (Configuration): Invoke with options target to match configure
13523 Consistently refer to gas, gld pathnames.
13524 Invert --enable-multilib documentation.
13525 Remove references to old compiler versions.
13527 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13529 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13531 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13533 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13535 (Specific, mips*-sgi-irix5): Note IDO download.
13536 Reworded MIPS C hints.
13537 Use GNU as instead of GAS.
13539 Removed SGI Freeware reference, IRIX 6 only.
13540 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13541 Note N64 library requirement/workaround.
13543 Complete list of structure passing bug victims.
13545 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13547 * doc/install.texi: Remove CVS Id.
13549 2001-07-02 Andreas Jaeger <aj@suse.de>
13551 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13552 (find_inherently_necessary): Remove unused variable.
13554 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13556 * c-common.h (TDI_inlined): New ast dump phase.
13557 (dump_flag_name): New function.
13558 * c-dump.c (dump_files): Add inlined phase.
13559 (dump_flag_name): Define.
13560 * doc/invoke.texi (-fdump-ast-inlined): Document.
13562 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13564 * stor-layout.c (layout_decl): Revert change to handling of alignment
13567 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13569 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13572 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13574 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13577 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13579 * tlink.c (recompile_files): Remove COMPILER_PATH and
13580 LIBRARY_PATH from the environment.
13582 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13584 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13585 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13587 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13589 * c-parse.in (OBJC_STRING): Kill.
13590 (objc_string): Decompose to [objc_string] '@' STRING.
13591 (reswords): Take the leading '@' off all the Objective C keywords.
13592 (objc_rid_sans_at): Kill.
13593 (init_reswords): Don't initialize it.
13594 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13595 (_yylex): Kill reconsider label. Look ahead one token after
13596 an '@'; if we get an identifier, check whether it's an
13597 Objective C @-keyword. If so, return the keyword. Otherwise,
13598 put back the token and return the '@' as a terminal.
13600 * cpplib.c (lex_macro_node): Remove unnecessary check for
13601 leading '@' on identifier. Clarify control flow and commentary.
13603 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13605 * cse.c (new_label_ref): Variable deleted.
13606 (insert): Remove set of new_label_ref.
13607 (check_for_label_ref): New function.
13608 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13610 See ChangeLog.5 for earlier changes.