1 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * tree.c (get_narrower): Don't look at precision of field if
6 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
8 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
9 declaration for data with "progmem" attribute.
11 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
13 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
14 Correct insn length if shift count is a memory operand.
15 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
16 (*iorhi3_clobber): Change lo8 to hi8.
17 (zero_extendhisi2): Change %B0 to %A1.
18 (ashlhi3, ashrhi3): Correct insn length.
19 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
20 from "clobber" to "set_n" in some alternatives.
22 2000-10-10 Jakub Jelinek <jakub@redhat.com>
24 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
25 remove its insn_chain structure as well.
27 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
29 * dbxout.c (dbxout_source_line): Remove extra tab.
31 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
33 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
35 2000-10-09 Richard Henderson <rth@cygnus.com>
37 * Makefile.in (LANG_LIB2FUNCS): Remove.
38 (LIB2FUNCS): Remove _pure.
39 (LIB2ADD): Remove LANG_LIB2FUNCS.
40 (stage_a): Don't set LANG_LIB2FUNCS.
41 * libgcc2.c (__terminate): Mark noreturn.
42 (__pure_virtual): Remove.
43 * mklibgcc.in: Remove LIB2ADD .txt processing.
45 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
47 * arm.md (push_multi): Revert unintended change.
49 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
51 * arm.c: Miscellaneous white space and comment clean-ups. No
55 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
57 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
58 STRING_CST by calling combine_strings.
60 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
62 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
63 (thumb_output_move_mem_multiple): Support new insn format.
64 * arm.md (movmem12b): Use SSA compatible format.
67 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
69 * arm.md (predicable): New attribute, default to "no".
70 (all patterns): Mark as predicable if appropriate.
71 (conditional execution splits): Split using predication format.
72 (define_cond_exec): Define.
73 * arm.c (arm_print_operand): handle insn predicate.
75 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
77 * README.NS32K: Remove file.
79 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
81 * README-bugs: Remove file.
83 2000-10-08 Philipp Thomas <pthomas@suse.de>
84 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
88 2000-10-08 Philipp Thomas <pthomas@suse.de>
89 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
90 disable catalog building if no suitable program was found.
91 Move warning message from here
92 (AM_GNU_GETTEXT): To here.
95 2000-10-08 Philipp Thomas <pthomas@suse.de>
96 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
97 different cache variables.
98 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
99 uses different cache variables.
100 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
101 * configure: Regenerated.
103 2000-10-08 Richard Henderson <rth@cygnus.com>
105 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
106 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
107 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
110 * config/t-linux (SHLIB_EXT): New.
111 (SHLIB_LINK): Use the entire build command, with substitutions.
112 (SHLIB_LIBS): Remove.
113 * config/alpha/t-osf4: Likewise.
114 * config/mips/t-iris6: Likewise.
115 * config/sparc/t-sol2: Likewise, but move shlib stuff...
116 * config/sparc/t-slibgcc-sld: ...here.
117 * config/sparc/t-slibgcc: New file.
119 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
121 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
122 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
124 (intmax_type_node, uintmax_type_node): Define.
125 * c-common.c (decl_attributes): If pedantic, warn if `mode'
126 attributes create a type wider than intmax_t.
127 (T_IM, T_UIM): Define properly.
128 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
130 (init_decl_processing): Initialize intmax_type_node and
132 * c-lex.c (lex_number): When pedantic and warning for integer
133 constants that are too large, in C99 mode warn for those that have
134 a type wider than long long.
136 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
138 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
139 FMT_FLAG_FANCY_PERCENT_OK): Define.
140 (format_char_info): Add flag "4" to comment.
141 (format_flag_spec, format_flag_pair): New structures.
142 (format_kind_info): Add additional fields to control format
144 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
145 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
147 (time_char_table): Use "4" flag to handle %Ey.
148 (format_types): Add entries for new fields.
149 (get_flag_spec): New function.
150 (check_format_info): Increase size of flag_chars[] to 256.
151 Control format checking using the new fields of a format_kind_info
152 and the new tables; remove all conditionals on printf_format_type,
153 scanf_format_type or strftime_format_type. Handle all details of
154 bad combinations of flags (including width, precision and strftime
155 modifiers) through data rather than ad hoc code. Handle all
156 details of standard versions in which flags appeared through
157 data. Use the "4" flag.
159 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
161 * config/h8300/h8300.md: Remove the memory alternative and correct
162 the insn lengths in the templates for sign extention and zero
165 2000-10-07 Richard Henderson <rth@cygnus.com>
167 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
168 * flow.c (make_edges): Revert last change.
170 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
172 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
174 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
176 * config/alpha/elf.h: Standardize the formatting.
178 2000-10-06 David O'Brien <obrien@FreeBSD.org>
180 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
183 2000-10-06 Richard Henderson <rth@cygnus.com>
185 * function.c (diddle_return_value): Examine
186 current_function_return_rtx instead of the DECL_RESULT.
187 (expand_function_end): Handle reloading DECL_RESULT from memory
188 into a hard register. Query promote_mode for sign of mismatched
191 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
193 * haifa-sched.c (schedule_insns): Fix typo in freeing
194 forward_dependency_cache.
196 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
198 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
199 `TARGET_SH2' as a condition.
201 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
203 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
204 forward_dependency_cache): New variables.
205 (add_dependence, remove_dependence): Use anti_dependency_cache and
206 output_dependency_cache.
207 (compute_block_forward_dependences): Use forward_dependency_cache.
208 (schedule_insns): Allocate and free memory for anti/output/forward
211 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
213 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
214 `! TARGET_SH1'. Reindent.
216 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
218 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
219 Move functions from here ...
221 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
223 (c_expand_builtin): New function.
224 (init_function_format_info): Don't set `check_function_format_ptr'.
225 (c_common_nodes_and_builtins): Set built_in_class type for
226 printf/__builtin_printf to BUILT_IN_FRONTEND.
227 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
229 * c-common.h (build_function_call): Declare.
231 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
232 to `lang_expand_expr' rather than `expand_builtin'.
234 * tree.c (check_function_format_ptr): Delete.
236 * tree.h (check_function_format_ptr): Likewise.
238 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
240 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
241 DW_OP_bregx when cfa->reg > 31.
243 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
246 2000-10-05 Richard Henderson <rth@cygnus.com>
248 * c-decl.c (warn_missing_noreturn): Remove.
249 (c_expand_body): Don't set or check can_reach_end.
250 * c-tree.h (warn_missing_noreturn): Move ...
252 (can_reach_end): Remove.
253 * flow.c (check_function_return_warnings): New.
254 (make_edges): No edge to exit for noreturn sibcalls.
255 * function.c (expand_function_end): Save the return value
257 (mark_function_status): Mark it.
258 * function.h (struct function): Add x_clobber_return_insn.
259 * jump.c (can_reach_end): Remove.
260 (calculate_can_reach_end): Remove.
261 (jump_optimize_1): Don't call it.
262 * output.h (check_function_return_warnings): Declare.
263 * toplev.c (warn_missing_noreturn): Move from c-decl.c
264 (rest_of_compilation): Call check_function_return_warnings.
266 2000-10-05 Richard Henderson <rth@cygnus.com>
268 * Makefile.in (NM_FOR_TARGET): New.
269 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
270 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
271 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
272 shared library build on that and EXTRA_MULTILIB_PARTS.
273 * mkmap-flat.awk: New file.
274 * mkmap-symver.awk: New file.
275 * libgcc-std.ver: New file.
276 * config/libgcc-glibc.ver: New file.
277 * config/ia64/libgcc-ia64.ver: New file.
278 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
279 (SHLIB_LINK): Add --version-script.
280 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
281 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
282 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
283 (SHLIB_LINK): Add -M.
285 2000-10-05 Richard Henderson <rth@cygnus.com>
287 * Makefile.in (LIB2FUNCS): Add _clz.
288 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
289 (__clz_tab): Put in its own unit, non-static.
290 * libgcc2.h: Always include longlong.h.
292 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
293 a zero instead of -1.
294 (count_trailing_zeros): Likewise.
296 2000-10-05 Richard Henderson <rth@cygnus.com>
298 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
299 when second op1 is const0_rtx. Validate op0 as a register.
300 * config/alpha/alpha.md (setcc_internal): Don't allow constants
301 in the first argument of the compare.
302 (setcc_swapped_internal): Likewise.
303 (setne_internal): Likewise.
305 2000-10-05 Geoff Keating <geoffk@cygnus.com>
307 * tree.c (tree_size): New function split out of copy_node.
308 (make_node): Remove obstack handling. Use tree_size.
309 (copy_node): Use tree_size.
310 * tree.h: Prototype tree_size.
312 2000-10-05 Richard Henderson <rth@cygnus.com>
314 * diagnostic.c (output_format): Add missing break.
316 2000-10-05 Jim Wilson <wilson@cygnus.com>
318 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
319 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
320 sequence insn to INSN, and delete last sequence insn.
322 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
324 * gcc.c (main): Include generated configargs.h header
325 and use arguments in '-v' output.
327 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
329 * gcc.c: Move data on prefixes forward in file and reorganize.
330 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
331 Always define, but make null if no value.
332 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
333 and "md_startfile_prefix_1".
334 (main): Check whether md_exec_prefix and the others are the
335 null string rather than whether the macro is defined.
337 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
339 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
340 from PSImode to SImode.
342 2000-10-05 Jakub Jelinek <jakub@redhat.com>
344 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
345 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
346 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
349 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
351 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
352 negation in proper type.a
354 2000-10-04 Richard Henderson <rth@cygnus.com>
356 * configure.in (enable-shared): New.
357 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
358 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
359 * mklibgcc.in: Use them to link shared a libgcc.
360 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
361 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
362 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
363 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
365 * configure.in (alpha-osf*): Use t-osf and x-osf.
366 * config/alpha/t-osf: New file.
367 * config/alpha/t-osf4: New file.
368 * config/alpha/x-osf: New file.
369 * config/alpha/x-alpha: Remove file.
371 2000-10-04 Will Cohen <wcohen@redhat.com>
373 * c-typeck.c (process_init_element): Added warning for zero-length
376 * extend.texi (Zero Length): State that static initializers for
377 zero-length arrays are not allowed.
379 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
381 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
384 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
386 * config/float-c4x.h: New.
387 * configure.in (c4x-*): Set float_format to c4x.
388 * configure: Regenerate.
390 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
392 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
393 compilation for solaris versions 2.7 and greater.
395 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
397 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
399 2000-10-01 Mark Mitchell <mark@codesourcery.com>
401 * config/ns32k/genix.h: Remove.
402 * config/ns32k/x-genix: Likewise.
403 * config/ns32k/xm-genix.h: Likewise.
404 * config/fx80: Remove all filee in directory.
405 * config/pyr: Likewise.
406 * config/tahoe: Likewise.
407 * config/gmicro: Likewise.
408 * config/spur: Likewise.
409 * configure.in: Remove configury bits for above targets.
410 * configure: Regenerated.
412 * configure.in: Don't configure chill by default.
413 * configure: Regenerated.
415 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
416 (lang_mark_false_label_stack): Remove.
417 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
418 <top level> string in GC area.
419 (mark_splay_tree_node): New function.
420 (mark_splay_tree): Likewise.
421 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
423 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
424 * ggc-common.c (lang_mark_false_label_stack): Change type.
425 * ggc.h (ggc_alloc_string): Add comment.
426 (ggc_strdup): New function.
428 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
430 * config/avr/avr.h (BRANCH_COST): Define as 0.
432 * config/pdp11/pdp11.c: #include "tree.h" added.
434 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
436 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
437 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
438 with known shift count.
439 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
440 New alternative for shift count 2 with no scratch register.
441 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
442 "set_n" for shift counts 1 and 2.
444 2000-09-30 Geoff Keating <geoffk@cygnus.com>
446 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
447 the mask value from the individual SET operations.
448 (return_internal_si): Move the USE after the RETURN.
449 (return_internal_di): Likewise.
450 (return_and_restore_fpregs_si): Likewise.
451 (return_and_restore_fpregs_di): Likewise.
452 (return_eh_si): Likewise.
453 (return_eh_di): Likewise.
454 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
456 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
457 Don't generate a PARALLEL around a single operation movsi_to_cr.
458 Generate the RETURN first in any PARALLELs.
460 * rtlanal.c (single_set_1): Use fatal_insn to display the
461 invalid insn. Check for more cases when a USE or CLOBBER occurs
463 * Makefile.in: Update dependencies for rtlanal.o.
465 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
467 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
469 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
471 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
472 Consistently use @email for formatting email addresses.
474 2000-09-29 Richard Henderson <rth@cygnus.com>
476 * cse.c (notreg_cost): New argument outer.
477 (COST): Pass in SET to notreg_cost
479 (fold_rtx): Use COST_IN. Prefer constants when costs
482 2000-09-29 David Edelsohn <edelsohn@gnu.org>
484 * fixinc/inclhack.def (broken_cabs): Generalize regex.
485 * fixinc/fixincl.x: Regenerate.
487 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
489 * loop.c (check_final_value): A GIV is not replaceable if used
492 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
494 * version.c: Bump to gcc-2.97.
496 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
498 * final.c (final_scan_insn): Remove extra extract_insn call;
499 Use caching for constrain_operands.
500 (cleanup_subreg_operands): Use caching for extract_insn.
501 * recog.c (constrain_operands_cached): New.
502 * recog.h (constrain_operands_cached): Declare.
503 * i386.c (ix86_attr_length_immediate_default,
504 ix86_attr_length_address_default, ix86_agi_dependant): Cache
507 * recog.c (asm_noperands): Tweak.
508 (extract_insn): Do not call asm_noperads for non-asm instructions.
510 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
512 * recog.c (recog_memoized): Rename to recog_memoized_1.
513 * recog.h (recog_memoized): Rename to recog_memoized_1.
514 (recog_memoized): New macro.
515 * rtl.h (single_set): Rename to single_set_1
516 (single_set): New macro.
517 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
520 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
521 Do not use match_dup of input operands at outputs.
522 Use register_operand for memory expression.
523 (rep_movsi): Put use last, canonicalize.
524 Use register_operand for memory expression.
525 (rep_movqi): Put use last.
526 Use register_operand for memory expression.
527 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
528 of input operands at outputs. Use register_operand for memory
530 (rep_stossi): Put use last; canonicalize; fix match_dup in
531 the address expression
532 (rep_stosqi): Likewise.
533 (memcmp expander): Update calls.
534 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
537 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
539 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
541 2000-09-28 David O'Brien <obrien@FreeBSD.org>
543 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
544 Contains the old contents of config/i386/freebsd.h
545 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
546 Contains the old contents of config/i386/freebsd-elf.h
547 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
548 config/i386/freebsd.h.
549 * configure.in: Adjust for above changes.
550 * po/POTFILES.in: Likewise.
551 * po/en_GB.po: Likewise.
552 * po/gcc.pot: Likewise.
553 * configure: Rebuilt.
555 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
557 * doloop.c (doloop_modify): Prevent delete_insn() from
558 deleting too much. Prefer loop->top over loop->start as
559 target for the new JUMP insn.
560 (doloop_valid_p): Ignore loop with exit_count != 0.
562 2000-09-28 Philipp Thomas <pthomas@suse.de>
564 * invoke.texi (i386 Options): Add athlon to table of possible
567 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
569 * diagnostic.h (output_clear_message_text): New function.
570 (output_message_text): New macro.
572 * diagnostic.c (clear_text_info): Rename to
573 output_clear_message_text.
574 (output_clear): Adjust.
575 (output_finish): Rename to output_finalize_message. Tweek.
576 (output_to_stream): Adjust.
578 2000-09-28 Neil Booth <neilb@earthling.net>
580 * cpperror.c (_cpp_begin_message): Do the test for suppression
581 of warnings and pedantic warnings before the "is a warning an
583 * cppinit.c (cpp_handle_option): Remove surplus \n.
584 * cpplex.c (ON_REST_ARG): Delete.
585 (skip_block_comment): Initialise prevc.
586 (parse_args): Improve error messages.
587 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
589 * cpplib.c (cpp_push_buffer): Fix grammar in message.
590 * cppmain.c (main): Set callbacks for #ident and #pragma
591 only if no_output option is false.
592 (do_pragma_implementation): Only call the #pragma handler
593 if it is set in the cpp_reader structure.
595 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
597 * integrate.c (copy_insn_list): if an ignored return value
598 is being clobbered, skip cloning that into the inline copy.
600 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
602 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
603 use @uref for formatting URLs.
605 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
607 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
610 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
612 * gcc.c (cpp_options): Add spec for -ftabstop=.
613 (invoke_as): New spec that handles invoking as.
614 Update specs to handle -save-temps and -traditional.
615 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
617 * cp/lang-specs.h, objc/lang-specs.h: Update to use
618 invoke_as, and handle -save-temps and -traditional (if
621 2000-09-26 Jakub Jelinek <jakub@redhat.com>
623 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
625 (function_arg_slotno): Accept TImode/CTImode.
626 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
629 2000-09-26 Michael Hayes <mhayes@cygnus.com>
631 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
634 2000-09-25 Jim Wilson <wilson@cygnus.com>
636 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
637 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
638 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
639 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
641 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
643 * cpplex.c (parse_args): Don't set VOID_REST flag.
644 (CONTEXT_VARARGS): New flag.
645 (maybe_paste_with_next): Set context earlier in loop. Use
646 it. Do varargs test with CONTEXT_VARARGS flag.
647 (push_arg_context): Set CONTEXT_VARARGS flag if we're
648 pushing an argument context for a varargs argument.
649 * cpplib.h (VOID_REST): Delete.
650 * gcc.dg/cpp/vararg1.c: Add test case.
652 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
654 * flags.h: Declare warning flag warn_system_headers.
655 * toplev.c: Define it.
656 (W_options): Add option -Wsystem-headers.
657 * diagnostic.c (count_error): Test warn_system_headers.
658 * invoke.texi: Add description for -Wsystem-headers.
659 * cpplib.h (cpp_options): New member warn_system_headers.
660 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
661 CPP_IN_SYSTEM_HEADER.
662 * cpplib.c (do_import, do_pragma_once): Likewise.
663 * cpperror.c (_cpp_begin_message): Test warn_system_headers
664 and CPP_IN_SYSTEM_HEADER.
665 * cppinit.c (handle_option): Recognize -Wsystem_headers.
666 (print_help): Describe -Wsystem_headers.
667 * cpplex.c (lex_line): Reorganize condition so that warnings
668 about C++ comments in system headers can be enabled. Remove
669 label do_line_comment.
671 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
673 * cpplex.c (save_comment): Only store the initial '/'
675 (lex_token): Combine handling of the two comment types.
676 Pass everything but the initial '/' to save_comment.
678 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
680 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
681 _cpp_can_paste): New library-internal prototypes.
682 * cpplex.c (dump_param_spelling, output_line_command,
683 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
684 cpp_printf, cpp_output_list): Move to cppoutput.c.
685 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
686 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
688 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
689 dump_param_spelling, output_line_command, cpp_scan_buffer,
690 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
692 * Makefile.in: Add cppoutput.c.
693 * po/POTFILES.in: Add cppoutput.c.
695 2000-09-25 Richard Henderson <rth@cygnus.com>
697 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
698 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
699 split until after reload.
700 (rotlsi3, rotldi3): New.
702 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
704 * diagnostic.c (output_last_position): Define.
705 (set_real_maximum_length): Tweek.
706 * diagnostic.h (output_last_position): Declare.
708 2000-09-25 Kazu Hirata <kazu@hxi.com>
710 * config/i386/i386.c: Fix formatting.
712 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
714 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
715 UNITS_PER_WORD is small.
717 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
719 * c-common.c (format_char_info): Add flags2; update comments.
720 (print_char_table, scan_char_table, time_char_table): Split some
721 flags out into flags2.
722 (check_format_info): Use flags2 for those flags, for identifying
723 the initial character of a scanf scanset, and for identifying
724 printf formats where the '0' flag is ignored with precision.
726 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
728 Changes below marked "here" add TABs on either or both sides,
729 covering start of line, up to any operand for all noted .*ASM.*_OP
730 definitions. All callers changed.
731 * tm.texi: Make documented *_ASM.*_OP:s include spacing
732 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
733 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
734 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
735 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
736 Fix typos in description for LONG_LONG_TYPE_SIZE and
738 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
739 why these defaults don't have leading spacing.
740 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
741 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
742 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
743 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
744 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
745 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
746 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
747 * varasm.c (ASM_STABS_OP): Here.
748 * xcoffout.h (ASM_STABS_OP): Here.
749 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
750 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
751 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
752 STRING_ASM_OP): Here.
753 * config/freebsd.h (IDENT_ASM_OP): Here.
754 * config/linux-aout.h (SET_ASM_OP): Here.
755 * config/linux.h (SET_ASM_OP): Here.
756 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
758 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
759 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
760 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
761 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
763 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
764 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
765 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
766 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
767 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
768 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
769 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
770 * config/a29k/udi.h (INT_ASM_OP): Here.
771 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
772 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
774 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
775 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
776 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
777 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
779 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
780 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
781 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
782 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
783 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
784 SIZE_ASM_OP, STRING_ASM_OP): Here.
785 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
786 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
787 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
788 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
789 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
790 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
792 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
793 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
794 * config/arm/coff.h (INT_ASM_OP): Here.
795 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
796 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
797 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
798 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
799 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
800 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
801 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
802 STRING_ASM_OP): Here. Update documentation copy in comments.
803 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
804 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
805 DATA_SECTION_ASM_OP): Here.
806 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
808 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
809 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
810 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
811 BSS_SECTION_ASM_OP): Here.
812 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
813 BSS_SECTION_ASM_OP): Here.
814 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
816 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
817 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
818 * config/h8300/h8300.h (ASM_WORD_OP): Here.
819 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
820 BSS_SECTION_ASM_OP): Here.
821 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
822 * config/i386/bsd.h (ASM_BYTE_OP): Here.
823 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
824 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
825 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
827 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
828 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
830 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
831 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
832 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
833 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
835 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
836 * config/i386/netbsd.h (INT_ASM_OP): Here.
837 * config/i386/openbsd.h (INT_ASM_OP): Here.
838 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
840 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
841 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
842 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
843 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
844 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
845 SHARED_BSS_SECTION_ASM_OP): Here.
846 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
847 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
848 DATA_SECTION_ASM_OP): Here.
849 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
850 CONST_SECTION_ASM_OP): Here.
851 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
852 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
853 BSS_SECTION_ASM_OP): Here.
854 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
855 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
856 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
857 BSS_ASM_OP): Here, but use trailing spaces.
858 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
859 DATA_SECTION_ASM_OP): Here.
860 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
862 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
863 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
864 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
865 TDESC_SECTION_ASM_OP): Here.
866 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
867 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
868 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
870 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
871 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
872 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
873 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
874 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
875 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
876 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
877 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
878 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
879 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
880 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
881 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
883 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
884 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
885 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
886 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
887 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
888 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
889 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
890 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
891 GLOBAL_ASM_OP): Here.
892 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
893 BSS_SECTION_ASM_OP): Here.
894 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
895 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
896 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
897 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
899 * config/m68k/newsgas.h (SET_ASM_OP): Here.
900 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
901 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
902 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
903 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
904 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
905 but use trailing spaces.
906 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
907 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
908 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
910 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
911 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
912 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
913 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
914 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
915 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
916 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
917 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
918 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
919 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
920 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
921 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
923 * config/m88k/openbsd.h (SET_ASM_OP): Here.
924 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
925 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
926 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
927 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
928 DTORS_SECTION_ASM_OP): Here.
929 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
930 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
931 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
932 BSS_SECTION_ASM_OP): Here.
933 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
934 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
935 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
936 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
937 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
938 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
939 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
940 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
942 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
944 * config/mips/osfrose.h (SET_ASM_OP): Here.
945 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
946 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
947 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
948 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
950 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
951 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
952 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
953 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
954 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
955 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
957 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
959 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
960 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
961 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
963 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
964 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
965 * config/sparc/linux.h (COMMON_ASM_OP): Here.
966 * config/sparc/linux64.h (COMMON_ASM_OP,
967 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
968 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
969 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
970 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
971 * config/sparc/pbd.h (ASM_INT_OP): Here.
972 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
973 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
974 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
975 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
976 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
977 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
978 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
979 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
980 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
981 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
982 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
983 EH_FRAME_SECTION_ASM_OP): Here.
984 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
985 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
987 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
989 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
990 TCOMMON_ASM_OP): Here.
991 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
993 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
996 2000-09-25 Richard Henderson <rth@cygnus.com>
998 * expmed.c (store_bit_field): Adjust last change to not consider
999 any word-sized field naturally aligned.
1001 2000-09-24 Richard Henderson <rth@cygnus.com>
1003 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1004 TFmode unordered compares properly. Revalidate integer compare
1006 (alpha_emit_setcc): New.
1007 (alpha_emit_conditional_move): Revalidate integer compare operands.
1008 * config/alpha/alpha-protos.h: Update.
1009 * config/alpha/alpha.md (cmpdi): Allow general operands.
1010 (sne): Use alpha_emit_setcc.
1011 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
1012 (sunordered, sordered): New.
1014 2000-09-24 Richard Henderson <rth@cygnus.com>
1016 * config/ia64/ia64-protos.h: Update.
1017 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
1018 (ia64_expand_call): New.
1019 (ia64_expand_prologue): Emit an alloc if we need extra input
1021 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
1022 instruction if true.
1023 (struct reg_flags): Add is_sibcall.
1024 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
1025 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
1026 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
1027 * config/ia64/ia64.h (PREDICATE_CODES): Update.
1028 * config/ia64/ia64.md (call): Use ia64_expand_call.
1029 (call_value): Likewise.
1030 (sibcall, sibcall_value): New.
1031 (call patterns): Remove extra expanders; tidy.
1032 (sibcall_epilogue): New.
1033 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
1035 2000-09-24 Richard Henderson <rth@cygnus.com>
1037 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
1039 * sibcall.c (skip_pic_restore): New.
1040 (identify_call_return_value): Use it.
1042 2000-09-24 Mark Mitchell <mark@codesourcery.com>
1044 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
1045 functions. Generalize to handle both C and C++.
1046 * Makefile.in (c-tree.info): New target.
1047 (info): Add c-tree.info.
1049 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1051 * expr.c (store_field): If BITSIZE is negative, use size of type.
1052 (expand_expr, case COMPONENT_EXPR): Likewise.
1054 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
1056 * cpplex.c: Update TODO comment.
1057 * cpplib.c (do_error, do_warning): Merge common code of
1058 do_error and do_warning into do_diagnostic. Use it.
1059 (do_diagnostic): New function.
1060 * cpplib.h: Fix comment typo.
1062 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
1064 * c-common.c (check_format_info): Warn for a wide character string
1065 used as a non-wide format argument.
1067 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
1069 * builtins.def (BUILT_IN_LLABS): Add.
1070 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
1071 * c-common.c (c_common_nodes_builtins): Create builtin functions
1072 __builtin_llabs, and plain llabs unless no_nonansi_builtins
1073 outside of C99 mode.
1074 (expand_tree_builtin): Handle BUILT_IN_LLABS.
1076 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
1078 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
1079 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
1080 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
1081 _cpp_free_toklist): No need to worry about extra dummy token
1082 at the start of token lists any more.
1083 (trigraph_ok): Only warn outside comments.
1084 (skip_block_comment): Set and clear lexing_comment.
1085 (skip_line_comment): Take a cpp_reader not cpp_buffer.
1086 Set and clear lexing_comment.
1087 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
1088 (check_long_token): Delete.
1089 (lex_percent, lex_dot): New subroutines of lex_token to
1090 handle lexing of '.' and '%' without lookback.
1091 (lex_token): Use lex_dot and lex_percent.
1092 (lex_line): Don't check for LIST_OFFSET.
1093 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
1094 * cpplib.c (_cpp_parse_assertion): Similarly.
1095 (cpp_push_buffer): Initialize extra_char.
1096 * cpplib.h (LIST_OFFSET): Delete.
1097 (struct cpp_buffer): New member extra_char.
1098 (struct lexer_state): New members lexing_comment and seen_dot.
1100 2000-09-23 Jason Merrill <jason@redhat.com>
1102 * config/rs6000/x-aix41 (CLIB): Define here.
1103 * config/rs6000/t-aix43: Not here.
1104 * config/rs6000/t-aix41: Or here. Remove.
1105 * configure.in: Don't use it.
1107 2000-09-22 Jason Merrill <jason@redhat.com>
1109 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
1110 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
1111 * config.in: Regenerate.
1113 * configure.in: Fix checks for assembler features when using a
1114 one-tree assembler that has not yet been built.
1115 Fix --disable-threads.
1117 2000-09-19 Geoff Keating <geoffk@cygnus.com>
1119 * stmt.c (expand_asm_operands): Allow # in constraints.
1121 2000-09-22 Jason Merrill <jason@redhat.com>
1123 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
1125 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
1126 function-local names.
1128 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
1129 Mark Mitchell <mark@codesourcery.com>
1131 * toplev.c (warn_disabled_optimization): Declare new warning flag.
1132 * flags.h (warn_disabled_optimization): Add it here.
1133 * gcse.c (gcse_main): Add warning when disabled.
1134 * invoke.texi: Document -Wdisabled-optimization.
1136 2000-09-21 Jason Merrill <jason@redhat.com>
1138 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
1140 * dwarf2out.c (tree_add_const_value_attribute): New fn.
1141 (gen_variable_die): Call it for non-definitions.
1143 * dwarf2out.c (die_struct): Add die_mark field.
1144 (mark_dies, unmark_dies): New fns.
1145 (clear_die_sizes): Remove.
1146 (print_die): Check die_symbol rather than die_offset.
1147 (build_abbrev_table, output_pubnames, output_aranges): Check
1148 die_mark rather than die_offset.
1149 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
1152 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
1154 * cppfiles.c (lookup_include_file): Rename to open_file.
1155 Always create a splay tree value, even on syscall failures.
1156 Negative entries indicated by fd == -2.
1157 Re-open files closed in the meantime.
1158 (_cpp_fake_include): Create a negative splay tree entry.
1159 (find_include_file, cpp_read_file): Update for function name
1161 * gcc.gd/cpp/mi4.c: Testcase.
1163 2000-09-21 Nick Clifton <nickc@redhat.com>
1165 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
1166 ARM and THUMB modes.
1168 * config/mcore/mcore.c: Fix compile time warnings.
1169 * config/mcore/mcore-protos.h: Fix compile time warnings.
1171 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1173 * configure.in: Correct test of gcc_cv_glibc.
1174 * configure: Rebuilt.
1175 * config.in: Rebuilt.
1177 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1179 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
1180 (expand_builtin): Handle BUILT_IN_FWRITE.
1182 * builtins.def (BUILT_IN_FWRITE): New entry.
1184 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
1186 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1188 * gcc.c (modify_target): New variable and struct.
1189 (process_command): Handle MODIFY_TARGET_NAME.
1190 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
1191 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
1193 * c-decl.c (finish_decl): Add else's to avoid referencing
1194 TYPE_DOMAIN of an ERROR_MARK.
1196 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
1198 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
1201 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
1203 * config/avr/avr.md (neghi2): Add alternative for input and output
1204 operands in different registers, as in negsi2.
1205 (*negsi2): Remove '*' from the name. Use "movw" if available.
1207 2000-09-19 Jim Wilson <wilson@cygnus.com>
1209 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
1210 HAVE_GAS_HIDDEN macro.
1212 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
1214 * cpplex.c (lex_line): Drop the EOF token for unknown
1215 directives in assembler.
1217 2000-09-19 David Edelsohn <edelsohn@gnu.org>
1219 * configure.in: Allow enable_threads_flag value of "aix". Define
1220 thread_file as "aix" for AIX 4.3 and above.
1221 * configure: Regenerated.
1223 * gthr-aix.h: New file.
1225 * rs6000/t-aix43: Replace soft-float multilib with pthread.
1226 Remove 403 processor multilib match. Fix rios2 processor multilib
1229 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
1230 to return to appropriate csect.
1232 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1234 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
1236 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
1237 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
1240 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
1243 * c-common.c (init_function_format_info): Handle __builtin_printf.
1244 Set `check_function_format_ptr'.
1245 (c_common_nodes_and_builtins): Set `puts_ftype' and
1246 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
1247 __builtin_printf and printf.
1249 * tree.c, tree.h (check_function_format_ptr): Declare.
1251 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
1253 * cppfiles.c (read_include_file): Take no special action for
1256 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
1258 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
1259 rather than that of branch.
1260 (shorten_branches): Don't increment insn_current_address twice.
1262 Undo most of the Wed Jan 27 23:39:53 1999 patch:
1263 * loop.h (struct induction): Delete members derived, ix and last_use.
1264 (struct loop_ivs): Delete members first_increment_giv and
1266 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
1267 recombine_givs): Delete functions.
1268 (find_and_verify_loops): Don't initialize cont_dominator.
1269 (strength_reduce): Lose code to try to find bivs that can be
1270 expressed as givs of another biv, and to convert biv increments
1272 Lose loop_scan_start variable, always use loop->scan_start.
1273 Don't call recombine_givs. Don't handle derived givs.
1274 (record_giv): Don't initialize derived and last_use fields.
1275 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
1277 * unroll.c (derived_regs): Delete static variable.
1278 (unroll_loop): Don't initialize it.
1279 (copy_loop_body): Lose code to handle derived givs.
1280 (find_splittable_givs): Don't check for givs made from biv
1282 Don't set derived_regs.
1284 Fix misapplied earlier patch:
1285 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
1287 (floatsisf2): Generate floatsisf_ie by default.
1288 (floatsisf_i4): Conditional on TARGET_SH4.
1290 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
1291 predicate for the expanders.
1293 2000-09-19 Richard Henderson <rth@cygnus.com>
1295 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
1296 in addition to pentium and pentiumpro symbols.
1297 (CPP_CPU_DEFAULT_SPEC): Likewise.
1299 * c-typeck.c (c_expand_asm_operands): Restore the output tree
1302 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
1303 if the tree has side effects.
1304 (warn_if_unused_value): Do not warn about void constructs.
1306 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
1308 * unroll.c (copy_loop_body): Update LABEL_NUSES before
1309 calling invert_jump.
1311 2000-09-18 Geoff Keating <geoffk@cygnus.com>
1313 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
1316 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1318 * Makefile.in (c-common.o): Depend on diagnostic.h.
1320 * c-common.c: Include diagnostic.h.
1322 (status_warning): New function.
1323 (check_format_info, maybe_read_dollar_number, check_format_types,
1324 finish_dollar_format_checking, check_function_format): Accept a
1325 `status' parameter. All callers changed.
1327 * c-common.h (check_function_format): Accept a `status' parameter.
1329 * c-typeck.c: Update call to `check_function_format'.
1331 2000-09-18 Richard Henderson <rth@cygnus.com>
1333 * c-decl.c (c_expand_body): Call mark_varargs before
1334 expand_function_start.
1336 2000-09-18 Geoff Keating <geoffk@cygnus.com>
1338 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
1339 * config/rs6000/eabi-ci.asm: Likewise.
1341 2000-09-18 Richard Henderson <rth@cygnus.com>
1343 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
1346 2000-09-18 Jim Wilson <wilson@cygnus.com>
1348 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
1349 before passing it to fold_rtx_mult_add.
1351 * unroll.c (final_giv_value): Pass increment through
1352 extend_value_for_giv before passing it to emit_iv_add_mult.
1354 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
1355 paradoxical subreg, then directly substitute the replacement and
1358 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
1360 * cpp.texi: Update documentation, including some clarifications,
1361 the treatment of various newline combinations, and space between
1362 backslash and newline.
1364 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
1366 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
1367 Replace ASM_OUTPUT_LABELREF with assemble_name.
1369 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
1371 * sh.c (addsubcosts): CONST is not cheap.
1372 (find_barrier): For Sh1, take alignment after jumps into account.
1374 2000-09-15 Andrew Haley <aph@redhat.com>
1376 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
1377 remove all SETs of SUBREGs of hard registers.
1378 * function.c (purge_hard_subreg_sets): New function.
1379 (purge_single_hard_subreg_set): New function.
1380 * rtl.h: (purge_hard_subreg_sets): New function.
1382 2000-09-18 Richard Henderson <rth@cygnus.com>
1384 * config/ia64/ia64-protos.h: Update.
1385 * config/ia64/ia64.c (signed_inequality_operator): New.
1386 (ia64_expand_compare): New.
1387 (ia64_register_move_cost): Handle PR_REGS moves.
1388 (ia64_secondary_reload_class): Require a GR when moving to a PR.
1389 (struct reg_write_state): Add written_by_and/or.
1390 (struct reg_flags): Add is_and/or.
1391 (rws_update): Set them.
1392 (rws_access_regno): Test them to allow parallel comparisons.
1393 (rtx_needs_barrier): Recognize parallel comparisons.
1394 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
1395 Call recog_memoized; ignore pred_rel_mutex.
1396 (emit_predicate_relation_info): Don't call find_basic_blocks here.
1397 (ia64_reorg): Do it here instead.
1398 * config/ia64/ia64.h: s/CCmode/BImode/g
1399 (MODES_TIEABLE_P): Don't tie BImode.
1400 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
1401 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
1402 (RTX_COSTS): Make multiply 4 insns.
1403 (MEMORY_MOVE_COST): New.
1404 (PREDICATE_CODES): Update.
1405 * config/ia64/ia64.md: s/CCmode/BImode/g
1406 (movcci, movbi): New.
1407 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
1408 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
1409 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
1410 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
1411 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
1412 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
1413 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
1414 (mulsi, muldi): Use xmpy not xma.
1416 (movcc, movcc_internal): Remove.
1417 (branch expanders): Use ia64_expand_compare.
1418 (setcc expanders): Likewise.
1419 (cmov insns): Use move_operand and ia64_move_ok.
1420 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
1421 scheduler from moving it past a use.
1422 * config/ia64/build.hacks: Remove.
1424 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
1426 * cpphash.h (HASHSTEP): Take character rather than pointer
1428 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
1430 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
1432 * cpplex.c (auto_expand_name_space, trigraph_replace,
1433 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
1434 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
1435 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
1436 KNOWN_DIRECTIVE): Delete.
1438 (handle_newline, check_long_token, skip_escaped_newlines,
1439 unterminated): New functions.
1440 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
1442 (parse_identifier): Was parse_name, new implementation.
1443 (skip_line_comment, skip_block_comment, skip_whitespace,
1444 parse_number, parse_string, trigraph_ok, save_comment,
1445 adjust_column, _cpp_get_line): New implementations.
1447 (lex_token): New function. Lexes a token at a time, looking
1448 forwards. Contains most of the guts of the old lex_line.
1449 (lex_line): New implementation, using lex_token to obtain
1451 (cpp_scan_buffer): Use the token's line, not the list's line.
1453 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
1454 New implementations.
1455 (do_assert): Don't bother setting the answer's list's line.
1456 (cpp_push_buffer): Initialise new pfile and read_ahead members
1457 of struct cpp_buffer.
1459 * cpplib.h (cppchar_t): New typedef.
1460 (struct cpp_buffer): read_ahead, pfile and col_adjust are
1462 (struct lexer_state): New structure that determines the state
1463 and behaviour of the lexer.
1464 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
1465 (struct cpp_reader): New member "state". Rename
1466 multiline_string_line and multiline_string_column. Delete
1467 col_adjust, in_lex_line members.
1468 (CPP_BUF_COLUMN): Update.
1470 2000-09-18 Richard Henderson <rth@cygnus.com>
1472 * combine.c (simplify_comparison): Shift a NOT out of a single
1475 * combine.c (if_then_else_cond): Canonicalize BImode true to
1477 * explow.c (trunc_int_for_mode): Likewise.
1479 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
1480 the NOT for De Morgan's rule.
1481 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
1482 of a comparison to the reverse comparison.
1484 * combine.c (try_combine): Allow split to create a single insn.
1486 * machmode.def: Add BImode. Add a column for bitsize.
1487 * machmode.h (DEF_MACHMODE): Adjust for extra column.
1488 (GET_MODE_BITSIZE): Use it.
1489 * rtl.c (DEF_MACHMODE): Adjust for extra column.
1490 (mode_bitsize): New.
1491 (mode_mask_array): Use bitsize.
1492 * combine.c (combine_simplify_rtx): Require inner and outer
1493 modes to match on nonzero_bits optimizations.
1495 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
1497 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
1498 its entry in spill_reg_store.
1499 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
1500 * sh.c (reg_no_subreg_operand): New function.
1501 * sh-protos.h (reg_no_subreg_operand): Declare it.
1502 * sh.h (PREDICATE_CODES): Add it.
1503 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
1504 input operand that needs to be in fpul.
1505 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
1506 * sh.c (find_barrier): Take into account that machine_dependent_reorg
1507 might add new insns.
1509 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
1511 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
1513 (sh_expand_epilogue): Take the PIC register into account when
1514 computing the frame size.
1516 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
1517 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
1518 LABEL_REFs with a PIC-safe unspec.
1520 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-common.c (check_format_info): Properly save the argument
1523 number and parameter for $ operand number formats in case width
1524 and precision arguments are also used. Allow printf width and
1525 precision arguments to have operand numbers even if none was
1526 specified for the main format, since this is OK for %*.*m. Only
1527 object to missing $ operand number if the format used requires an
1530 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
1532 * c-common.c (format_char_info): Add 'W' flag to comment.
1533 (print_char_table, scan_char_table): Use it.
1534 (check_format_info): Use the 'W' flag to determine whether a
1535 format argument is written into.
1537 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
1539 * c-common.c (check_format_types): Reorganise and clean up,
1540 checking earlier for ERROR_MARKs and making cur_type into its
1541 TYPE_MAIN_VARIANT where convenient.
1543 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
1545 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
1547 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
1549 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
1551 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
1552 * i386.c (struct builtin_description): New.
1553 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
1554 (mmx_reg_operand): Declare MODE arg as unused.
1555 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
1556 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
1557 ix86_expand_binop_builtin, ix86_expand_store_builtin,
1558 ix86_init_builtins, ix86_expand_builtin): New functions.
1559 * i386.h (ix86_builtins): New enumeration.
1560 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
1561 * i386.md (attr length_immediate): 0 for mmx/sse types.
1562 (attr prefix_0f): 1 for mmx/sse types.
1563 (setcc_2): Remove "*" so we get gen_setcc_2.
1564 (emms): Account for changed register numbering. Set "memory" attr
1566 (sfence): Set "memory" attr to unknown.
1568 2000-09-18 Andreas Jaeger <aj@suse.de>
1570 * configure.in: Define _GNU_SOURCE only when using the GNU C
1572 * configure: Regenerated.
1573 * config.in: Regenerated.
1575 2000-09-17 Mark Mitchell <mark@codesourcery.com>
1577 * cppinit.c (cpp_init): Don't use ANSI prototypes.
1578 * flow.c (flow_dump_loop): Likewise.
1579 (flow_loops_dump): Likewise.
1581 * c-typeck.c (c_start_case): Fix typo.
1583 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1585 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
1586 to int for plain complex which defaults to complex double. Do
1587 warn about defaulting to complex double if pedantic. Warn about
1588 complex integer types if pedantic. Warn about complex types if
1589 pedantic and not in C99 mode.
1590 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
1591 for complex conjugation.
1593 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1595 * contrib.texi: Update my entry.
1597 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
1599 * config/avr/avr.md (mcu_enhanced): New attribute.
1600 (mcu_mega): Likewise.
1601 (extendhisi2): Use mcu_enhanced.
1602 (zero_extendhisi2): Likewise.
1603 (call_insn): Use mcu_enhanced and mcu_mega.
1604 (call_value_insn): Likewise.
1605 (*sbrx_branch): Use mcu_mega.
1606 (*sbrx_and_branchsi): Likewise.
1607 (*sbrx_and_branchhi): Likewise.
1608 (*tablejump_lib): Likewise.
1610 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1612 * alias.c (true_dependence): Allow non-unchanging read to conflict
1613 with unchanging write.
1615 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
1616 (store_constructor): Pass alias_set to it.
1618 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
1619 TYPE_MAIN_VARIANT of ERROR_MARK.
1620 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
1622 * simplify-rtx.c (simplify_unary_operation): Add cases
1623 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
1625 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
1627 * expr.h (emit_library_call, emit_library_call_value): Delete
1629 * rtl.h (enum libcall_type): New.
1630 (emit_library_call, emit_library_call_value): Change fn_type arg to
1631 be of type enum libcall_type.
1632 * calls.c: Likewise for the function definitions. Several callers
1633 throughout changed to use the new enumeration appropriately.
1634 (emit_library_call_value_1): Likewise. Put back code to make libcall
1635 blocks of equal form, but only use it for the two new higher
1638 2000-09-16 Mark Mitchell <mark@codesourcery.com>
1640 Convert the C front-end to use function-at-a-time mode.
1641 * c-common.h: Include splay-tree.h.
1642 (C_DECLARED_LABEL_FLAG): New macro.
1643 (struct language_function): Add x_scope_stmt_stack and
1644 x_function_name_declared_p.
1645 (RECHAIN_STMTS): Move definition.
1646 (lang_statment_code_p): Likewise.
1647 (lang_expand_stmt): Likewise.
1648 (lang_expand_decl_stmt): New variable.
1649 (lang_expand_function_end): Likewise.
1650 (current_scope_stmt_stack): New function.
1651 (add_decl_stmt): Likewise.
1652 (add_scope_stmt): Likewise.
1653 (mark_stmt_tree): Likewise.
1654 (struct c_lang_decl): New structure.
1655 (DECL_SAVED_TREE): Define.
1656 (c_mark_lang_decl): New function.
1657 (c_expand_start_cond): Change prototype.
1658 (c_finish_then): New function.
1659 (c_finish_else): Likewise.
1660 (current_function_name_declared): Remove.
1661 (set_current_function_name_declared): Likewise.
1662 (mark_c_language_function): Declare.
1663 (case_compare): Likewise.
1664 (c_add_case_label): Likewise.
1665 (c_expand_expr): Likewise.
1666 (c_safe_from_p): Likewise.
1667 * c-common.c (lang_expand_function_end): New variable.
1668 (struct if_elt): Add if_stmt.
1669 (c_expand_start_cond): Add the if-statement to the statement-tree,
1670 rather than generating RTL.
1671 (c_finish_then): New function.
1672 (c_expand_start_else): Don't generate RTL.
1673 (c_finish_else): New function.
1674 (c_expand_expr_stmt): Don't generate RTL.
1675 (statement_code_p): Add SCOPE_STMT.
1676 (case_compare): New function.
1677 (c_add_case_label): Likewise.
1678 (mark_stmt_tree): Likewise.
1679 (c_mark_lang_decl): Likewise.
1680 (mark_c_language_function): Likewise.
1681 (c_expand_expr): Likewise.
1682 (c_safe_from_p): Likewise.
1683 * c-decl.c (c_stmt_tree): New variable
1684 (c_scope_stmt_stack): Likewise.
1685 (c_function_name_declared_p): Likewise.
1686 (lang_expand_expr_stmt): Remove.
1687 (poplevel): Don't call output_inline_function for nested
1689 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
1691 (redeclaration_error_message): Change means of computing whether
1692 or not a function is nested.
1693 (lookup_label): Don't call label_rtx.
1694 (init_decl_processing): Add more GC roots.
1695 (start_decl): Add DECL_STMTs to the statement-tree, rather than
1696 calling rest_of_decl_compilation.
1697 (finish_decl): Don't call expand_decl.
1698 (store_parm_decls): Begin the statement-tree, but don't generate
1700 (finish_function): Tie off the statement-tree. Call c_expand_body
1702 (c_expand_body): New function.
1703 (push_c_function_context): Save more information.
1704 (pop_c_function_contxt): Likewise.
1705 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
1706 (lang_mark_tree): Mark it.
1707 (current_stmt_tree): Adjust.
1708 (current_scope_stmt_stack): New function.
1710 (set_current_name_declared): Likewise.
1711 (c_begin_compound_stmt): Define.
1712 (c_expand_decl_stmt): Likewise.
1713 * c-lang.c: Include rtl.h and expr.h.
1714 (lang_init): Set more language-specific hooks.
1715 * c-lex.c: Include expr.h.
1716 * c-parse.in: Changes throughout to add statements to the
1717 statement-tree, rather than generating RTL after every statement.
1718 * c-semantics.c (lang_expand_decl_stmt): Define.
1719 (add_decl_stmt): New function.
1720 (add_scope_stmt): Likewise.
1721 (finish_stmt_tree): Tweak.
1722 (genrtl_expr_stmt): Likewise.
1723 (genrtl_decl_stmt): Handle local labels, and call
1724 lang_expand_decl_stmt if required.
1725 (genrtl_for_stmt): Fix line-number handling.
1726 (genrtl_case_label): Handle cleanups.
1727 (genrtl_asm_stmt): Don't call combine_strings.
1728 (genrtl_compound_stmt): Simplify.
1729 (expand_stmt): Handle SCOPE_STMTs.
1730 * c-tree.h (struct lang_decl): New structure.
1731 (C_DECLARED_LABEL_FLAG): Remove.
1732 (c_begin_compound_stmt): Declare.
1733 (c_expand_decl_stmt): Likewise.
1734 (c_expand_start_case): Rename to c_start_case.
1735 (c_finish_case): New function.
1736 * c-typeck.c (start_init): Tweak setting of
1737 constructor_incremental.
1738 (c_expand_asm_operands): Tweak error-handling. Add to the
1740 (c_expand_return): Add to the statement-tree.
1741 (c_expand_start_case): Rename to ...
1742 (c_start_case): ... this.
1743 (struct c_switch): New type.
1744 (switch_stack): New variable.
1745 (do_case): Simplify.
1746 (c_finish_case): New function.
1747 * dependence.c: Include expr.h.
1748 (enum dependence_type): Change spelling of enumerals.
1749 (check_node_dependence): Adjust.
1750 * expr.h (lang_safe_from_p): Declare.
1751 (safe_from_p): Likewise.
1752 * expr.c (lang_safe_from_p): New variable.
1753 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
1754 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
1755 * toplev.c (rest_of_decl_compilation): Robustify.
1756 * tree.c (contains_placeholder_p): Likewise.
1757 * Makefile.in: Update dependencies.
1758 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
1759 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
1760 (objc_expand_function_end): New function.
1761 (finish_method_def): Use it.
1762 (init_objc): Initialize more language-specific hooks.
1763 * objc/Make-lang.in: Update dependencies.
1765 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
1767 * configure.in: Define macros that affect features before
1768 testing for features. Don't define _XOPEN_SOURCE.
1769 * configure: Regenerated.
1770 * config.in: Regenerated.
1772 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
1774 * rtlanal.c (rtx_varies_p): Volatile asms vary.
1775 (rtx_unstable_p): Restructure code. Volatile asms
1778 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1780 * function.h (no_debugging_symbols): New field.
1781 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
1782 Initialize no_debugging_symbols.
1783 (output_inline_function): Save and restore write_symbols and set from
1784 no_debugging_symbols.
1785 * toplev.c (rest_of_compilation): Call save_for_inline.
1786 * tree.h: Update comment.
1788 * stor-layout.c (place_field): Don't do anything if field or
1789 its type are ERROR_MARK.
1791 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
1793 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
1794 (read_include_file): Ensure inc->mmaped is initialized.
1796 2000-09-16 Richard Henderson <rth@cygnus.com>
1798 * cppiles.c (purge_cache): Use PTR not caddr_t.
1800 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
1802 * gcc.c: In description for %{<S}, say the option removed is -S.
1803 * invoke.texi (Spec Files): Ditto.
1805 2000-09-16 Andreas Jaeger <aj@suse.de>
1807 * configure.in: Always define _GNU_SOURCE to make interfaces
1808 visible that were hidden by only defining _GNU_SOURCE.
1809 * configure: Regenerated.
1811 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
1813 * cpplex.c (push_macro_context): Set an argument's level after
1814 calling parse_args. We could loop infinitely otherwise.
1816 2000-09-15 Tom Tromey <tromey@cygnus.com>
1818 * configure, config.in: Rebuilt.
1819 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
1821 2000-09-15 Greg McGary <greg@mcgary.org>
1823 * cppmacro.c (check_trad_stringification): Check token
1824 text pointers against limit before dereferencing.
1826 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
1828 * c-common.c (format_wanted_type): New structure.
1829 (check_format_types): New function.
1830 (check_format_info): Pass all checking of types of format
1831 arguments, including width and precision arguments, to this new
1834 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1836 * BUGS: Remove file.
1838 2000-09-15 Jakub Jelinek <jakub@redhat.com>
1840 * config/alpha/alpha.c (override_options): ev6 cache latencies
1841 from Richard Henderson. Don't allow -mmemory-latency=L0.
1843 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
1844 (TARGET_OPTIONS): Add tune=.
1845 (alpha_tune_string): Declare.
1846 * config/alpha/alpha.c (override_options): Add cpu_table.
1847 Use alpha_cpu_string first to set both alpha_cpu and target_flags
1848 and then alpha_tune_string to set alpha_cpu only.
1849 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
1850 * config/alpha/elf.h (ASM_FILE_START): Likewise.
1851 * config/alpha/osf.h (ASM_FILE_START): Likewise.
1852 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
1854 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
1856 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
1858 (ix86_comparison_operator, ix86_cc_mode): Declare
1859 * i386.h (CCGC, CCGCO): New modes.
1860 (SELECT_CC_MODE): Move offline to ....
1861 * i386.c (ix86_cc_mode): .... here; use new modes.
1862 (ix86_comparison_operator): New.
1863 (fcmov_comparison_operator): Ensure proper mode.
1864 (put_condition_mode): More sanity checking.
1865 (ix86_match_ccmode): Handle new modes.
1866 (ix86_expand_fp_compare): GEU requires CCmode.
1867 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
1869 * i386.md (cmp?i_ccz_1): Remove
1870 (cmp?i_ccno_1): Use ix86_match_ccmode.
1871 (cmp?i_minus_1): New.
1872 (cmpsi_1): New expander.
1873 (cmpqi_ext_1): Use match_ccmode
1874 (cmpqi_ext_3): New expander.
1875 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
1876 (cmpqi_ext_4): Use match_ccmode.
1877 (add?i_?): Use match_ccmode.
1879 (test?i_ccz_1): Remove
1881 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
1882 (testqi_ext_0): Use ix86_match_ccmode.
1883 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
1884 (xorqi_cc_ext_1): New expander.
1885 (shift patterns): Use CCGOCmode for all shifts except for sar.
1886 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
1887 (setcc_3, jcc_3, miv?icc_c): Remove.
1889 2000-09-15 Will Cohen <wcohen@redhat.com>
1891 * dwarf2out.c (add_const_value_attribute): Changed array into a
1892 xmalloced object, so it exists after function exit.
1893 (free_AT): Added case for dw_val_class_float to free allocated
1896 2000-09-15 Kazu Hirata <kazu@hxi.com>
1898 * config/i386/i386.md: Fix a comment typo.
1899 * gcc.c: Fix formatting.
1901 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
1903 * optabs.c (emit_libcall_block): If target is a user variable,
1904 copy to a temporary first.
1905 * expr.c (convert_move): When generating a libcall, make a libcall
1907 * calls.c (emit_library_call_value_1): Don't create a libcall
1908 sequence here; our caller will in most cases do it.
1910 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
1912 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
1913 * sh.md (reload_outsf): Generate recognizable patterns for
1915 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
1916 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
1917 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
1918 truncdfsf2_i4): Change not to use explicit references to fpul.
1919 (floatsisf2_ie): Remove USE of fpscr.
1920 (floatsisf2): Change default expansion to match this.
1921 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
1924 2000-09-15 Richard Henderson <rth@cygnus.com>
1926 * expmed.c (store_bit_field): Consider naturally aligned
1927 memory for direct reference.
1929 2000-09-15 Richard Henderson <rth@cygnus.com>
1931 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
1932 AND addresses into alias set 0.
1933 (alpha_expand_unaligned_store): Likewise.
1934 (alpha_expand_unaligned_load_words): Likewise.
1935 (alpha_expand_unaligned_store_words): Likewise.
1937 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
1939 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
1940 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
1942 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
1943 rsize of UNITS_PER_WORD.
1945 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
1947 * cpplex.c (ON_REST_ARG): Correct the test.
1948 (maybe_paste_with_next): Duplicate a token that fail pasting,
1949 and clear its PASTE_LEFT flag, so that nested pasting attempts
1952 2000-09-14 Richard Henderson <rth@cygnus.com>
1954 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
1955 * cse.c (rtx_cost): Likewise.
1956 * optabls.c (expand_binop): Likewise.
1957 (expand_twoval_binop, prepare_cmp_insn): Likewise.
1958 * regclass.c (copy_cost): Likewise.
1959 * reload1.c (reload_cse_move2add): Likewise.
1961 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
1963 * c-parse.in (reswords): Add _Complex.
1965 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1967 * gcc.1: Delete documentation for -undef preprocessor option.
1969 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
1971 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
1972 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
1973 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1974 Remove undefine before config/elfos.h.
1975 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
1977 2000-09-14 Kazu Hirata <kazu@hxi.com>
1979 * invoke.texi (H8/300 Options): Add -ms2600.
1980 * config/h8300.c (h8300_init_once): Output an error when -ms2600
1981 is used without -ms.
1982 * config/h8300.h (TARGET_MAC): New.
1983 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
1984 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
1985 machine other than H8/S2600.
1986 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
1989 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
1991 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
1992 pseudos that refer to the original pseudos, not only to their
1993 equivalent memory locations.
1995 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1997 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
1998 when making new MEM.
2000 * Makefile.in (LN): Remove duplicate definition.
2002 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
2004 From Joern Rennecke:
2005 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
2006 on an insn and function_invariant_p returns nonzero for the source,
2007 add a REG_EQUAL note.
2009 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
2011 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
2012 conflict with frame_pointer_rtx.
2014 2000-09-13 Kazu Hirata <kazu@hxi.com>
2016 * loop.c: Fix formatting.
2019 2000-09-13 Richard Henderson <rth@cygnus.com>
2021 * config/ia64/ia64.md (divsf3): New.
2022 (divsf3_internal_lat, divsf3_internal_thr): New.
2023 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
2024 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
2025 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
2026 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
2027 (nmadddf4_alts, nmadddf4_trunc): New.
2028 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
2029 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
2030 (multf3_truncsf_alts, multf3_truncdf_alts): New.
2031 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
2032 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
2033 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
2034 (nmaddtf4_truncdf_alts): New.
2035 (recip_approx): Don't predicate.
2037 2000-09-13 Richard Henderson <rth@cygnus.com>
2039 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
2041 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2043 * flags.h (flag_dump_rtl_in_asm): Declare.
2044 * toplev.c (flag_dump_rtl_in_asm): Define.
2045 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
2046 if -dP is specified.
2047 * rtl.h (print_rtx_head): Declare.
2048 * print-rtl.c (print_rtx_head): Define.
2049 (print_rtx): Print the string pointed to by print_rtx_head
2050 at beginning of each dump line.
2051 (print_rtl): Likewise.
2052 (print_rtl_single): Likewise.
2053 * final.c (final_scan_insn): Dump the insn in the assembly
2055 * gcc.1: Document -dP option.
2056 * invoke.texi (Debugging Options): Likewise.
2058 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2060 * md.texi (Machine Constraints): Document the 68HC11 constraints.
2061 * install.texi (Configurations): Document the 68HC11&68HC12 port.
2062 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
2064 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
2066 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
2067 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
2068 (*clrstrqi): Likewise.
2069 (xorhi3,xorsi3,absqi2): Likewise.
2070 (one_cmplhi2,one_cmplsi2): Likewise.
2071 (addsi3): Two stupid constraint alternatives removed.
2072 (extendhisi2): Use `movw' for enhanced avr cores.
2073 (zero_extendhisi2): Likewise.
2075 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
2077 * alias.c (find_base_term): Use frame_pointer_rtx
2078 when handling an ADDRESSOF.
2080 * cse.c (canon_hash): Handle USE of BLKmode memory.
2081 (cse_insn): Outgoing arguments for a libcall don't
2082 affect any recorded expressions.
2084 2000-09-12 Tom Tromey <tromey@cygnus.com>
2086 * configure, config.in: Rebuilt.
2087 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
2089 2000-09-12 Jakub Jelinek <jakub@redhat.com>
2091 * c-lex.c (lex_string): Use charwidth to compute bytemask.
2092 * expr.c (expand_expr): Don't optimize constant array references
2093 initialized with wide string constants.
2095 2000-09-13 Michael Hayes <mhayes@cygnus.com>
2097 * loop.c (note_set_pseudo_multiple_uses): Correct.
2099 2000-09-12 Jim Wilson <wilson@cygnus.com>
2101 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
2102 else block, and X has side-effects, then fail.
2104 2000-09-12 Greg McGary <greg@mcgary.org>
2106 * config/mips/mips-protos.h
2107 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
2108 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
2109 (PREDICATE_CODES): Add "trap_cmp_op".
2110 * config/mips/mips.c
2111 (trap_cmp_op, mips_gen_conditional_trap): New functions.
2112 * config/mips/mips.md (trap, conditional_trap): New patterns.
2114 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
2116 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
2119 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * builtins.c (built_in_decls): New array.
2122 (expand_builtin_fputs): New function.
2123 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
2125 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
2127 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
2129 * tree.h (built_in_decls): New array.
2131 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
2133 * convex.md: Use "+" instead of "=" for outputs wrapped in a
2135 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
2137 2000-09-12 Kazu Hirata <kazu@hxi.com>
2139 * haifa-sched.c: Fix formatting.
2141 * genattrtab.c: Fix formatting.
2143 * unroll.c: Fix formatting.
2145 2000-09-12 Bruce Korb <bkorb@gnu.org>
2147 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
2148 remove obsolete code
2149 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
2150 * fixinc/fixincl.tpl: make non-exported arrays static scope
2151 * fixinc/fixincl.x: regenerate
2152 * fixinc/fixlib.h: Use PARAMS, not _P_
2153 * fixinc/fixtests.c: make a type for the test proc & use it
2154 * fixinc/server.h: Use PARAMS, not _P_
2156 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * c-typeck.c (process_init_element): Avoid union init warnings on
2159 floating point zero. Don't crash on unions containing structs.
2161 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
2163 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
2164 general_movsrc_operand, and remove CONST_INT from
2165 general_movdst_operand.
2167 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
2169 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
2170 if a reference to non-fixed hardreg is seen. Otherwise, count hard
2171 regs with a higher cost.
2172 (preferrable): Deal with cases where either cost or regcost is
2174 (cse_insn): Use MAX_COST rather than 10000. Always initialize
2176 (COSTS_N_INSNS): Move definition...
2178 (MAX_COST): New macro.
2179 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
2182 2000-09-11 Mark Mitchell <mark@codesourcery.com>
2184 * c-common.h (genrtl_clear_out_block): Remove.
2185 * c-semantics.c (genrtl_clear_out_block): Remove.
2186 (genrtl_while_stmt): Don't call it.
2187 (genrtl_for_stmt): Likewise.
2189 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
2191 * cppfiles.c: Move all default-#defines to top of file.
2192 (open_include_file): Replace by lookup_include_file.
2193 (read_with_read, read_file): Merged into read_include_file.
2194 (stack_include_file, purge_cache): New functions.
2195 (close_cached_fd): Delete.
2196 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
2197 Cache the in-memory buffer, not the file descriptor.
2199 * cpphash.h (struct include_file): Add buffer, st, refcnt,
2201 (xcnew): New utility macro.
2202 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
2203 * cpplib.h (struct cpp_buffer): Remove mapped field.
2205 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
2207 * cpplex.c (parse_string): Accept backslash space newline as a
2209 (lex_line): Likewise.
2210 (_cpp_get_token): Remove hard limit on macro nesting.
2212 2000-09-12 Philipp Thomas <pthomas@suse.de>
2214 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
2215 * configure: Rebuilt.
2217 2000-09-13 Michael Hayes <mhayes@cygnus.com>
2219 * flow.c (split_block): Fix update of registers live at
2222 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
2224 * i386.md (add?i_3, add?i_5): New.
2225 (add?i_4): Rename from add?i_3; Fix compare pattern.
2226 (sub?i_3, xor?i_3, ior?i_3): New.
2228 * genrecog.c (write_tree): Output code to clear insn_extract cache.
2229 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
2230 instead of extract_insn and extract_constrain_insn_cache instead of
2231 extract_insn and constrain_operands.
2232 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
2234 (extract_insn): Clear which_alternative.
2235 (constrain_operands): Set which_alternative to -1 when failed.
2236 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
2239 2000-09-11 Matthew Hiller <hiller@redhat.com>
2241 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
2242 on operand 0 to '+'.
2243 (movstricthi): Likewise.
2245 2000-09-12 Michael Hayes <mhayes@cygnus.com>
2247 * loop.h (LOOP_IVS): New macro.
2248 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
2249 (struct loop_ivs): New.
2250 (struct loop_info): Add ivs field.
2251 (reg_iv_type, reg_iv_info): Delete prototype.
2252 (reg_biv_class, loop_iv_list): Likewise.
2253 * loop.c (record_biv, find_life_end): Pass loop argument.
2254 (reg_iv_type): Remove global array and use
2255 field in loop_regs structure within loop_ivs structure.
2256 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
2257 (first_increment_giv, last_increment_giv): Use entry in
2259 (record_initial): Pass ivs pointer.
2260 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
2262 2000-09-12 Michael Hayes <mhayes@cygnus.com>
2264 * loop.h (LOOP_REGS): New macro.
2265 (struct loop_regs): New.
2266 (struct loop_info): Add regs field.
2267 * loop.c (set_in_loop): Remove global array and store
2268 in loop_regs structure as part of loop_info structure.
2269 (n_times_set, may_not_optimize): Likewise.
2270 (reg_single_usage, moved_once): Likewise.
2271 (count_one_set): Add regs argument.
2272 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
2273 (set_pseudo_multiple_uses): Pass regs pointer.
2275 2000-09-12 Michael Hayes <mhayes@cygnus.com>
2277 * unroll.c (iteration_info): Subsume into loop_iterations.
2278 * loop.h (loop_info): New field iv.
2280 2000-09-12 Michael Hayes <mhayes@cygnus.com>
2282 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
2283 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
2284 (flow_loops_update): New prototype.
2285 (flow_loops_find): Add flags to prototype.
2286 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
2287 * flow.c (flow_loop_pre_header_scan): New.
2288 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
2289 (flow_loop_free): Free pre-header root and trace and exit dominators.
2290 (flow_loops_find): New argument flags.
2291 (flow_loops_update): New function.
2292 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
2294 2000-09-12 Michael Hayes <mhayes@cygnus.com>
2296 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
2297 * flow.c (split_block, update_bb_for_insn): New functions.
2299 2000-09-11 Richard Henderson <rth@cygnus.com>
2301 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
2303 2000-09-11 Richard Henderson <rth@cygnus.com>
2305 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
2306 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
2307 (ia64_override_options): Prevent optimizing division for both
2308 latency and throughput.
2309 (rtx_needs_barrier): Handle frcpa.
2310 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
2311 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
2312 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
2313 (TARGET_SWITCHES): Add -minline-divide-min-latency and
2314 -minline-divide-max-throughput.
2315 (PREDICATE_CODES): Update.
2316 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
2317 (zero_extendsidi2): Likewise. Fix typo in f case insn.
2318 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
2319 (extendsftf2): Likewise.
2320 (extenddftf2): Likewise.
2321 (fix_trunctfdi2_alts): New.
2322 (fixuns_trunctfdi2_alts): New.
2323 (madd*4): Rename from madd*3.
2324 (divsi3, modsi3, udivsi3, umodsi3): New.
2325 (divsi3_internal): New.
2326 (divdi3, moddi3, udivdi3, umoddi3): New.
2327 (divdi3_internal_lat, divdi3_internal_thr): New.
2328 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
2329 (recip_approx): New.
2331 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
2333 * print-rtl.c (debug_call_placeholder_verbose): New variable.
2334 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
2336 * integrate.c (copy_rtx_and_substitute): Don't share
2337 LEAF_REG_REMAPpable registers with the inlined function. Don't
2338 share the function value with calling sequences.
2340 2000-09-11 Jakub Jelinek <jakub@redhat.com>
2342 * c-decl.c (do_case): Fix a typo.
2344 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
2345 to a if the comparison is floating mode and not -ffast-math.
2346 * simplify-rtx.c (simplify_ternary_operation): Likewise.
2348 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2350 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
2351 gen_ic_invalidate_line.
2353 2000-09-11 Philip Blundell <pb@futuretv.com>
2355 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
2357 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
2359 * install.texi (LANGUAGES): Update to include new languages.
2362 2000-09-11 DJ Delorie <dj@redhat.com>
2364 * gcc.c (main): Don't warn about unused -B prefixes
2365 (unused_prefix_warnings): remove
2367 2000-09-11 Kazu Hirata <kazu@hxi.com>
2369 * final.c: Fix formatting.
2371 * integrate.c: Fix formatting.
2373 2000-09-11 Geoff Keating <geoffk@cygnus.com>
2375 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
2377 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
2379 * reload.c (regno_clobbered_p): Fix thinko in previous change.
2381 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2383 * gcc.1: Document 68hc11 specific options.
2385 2000-09-10 Geoff Keating <geoffk@cygnus.com>
2387 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
2388 (TARGET_LONG_DOUBLE_128): Define.
2389 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
2390 (LONG_DOUBLE_TYPE_SIZE): Redefine.
2391 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
2392 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
2393 of __LONG_DOUBLE_128__.
2394 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
2396 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
2397 (CPP_SYSV_DEFAULT_SPEC): Define.
2398 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
2399 (INIT_TARGET_OPTABS): Define.
2401 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
2402 (RS6000_UITRUNC): Likewise.
2403 (INIT_TARGET_OPTABS): New macro.
2404 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
2405 (trunc_defined): Delete.
2406 (output_prolog): Don't output .extern definitions for fp->int
2407 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
2408 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
2409 (trunc_defined): Delete.
2410 (RS6000_ITRUNC): Moved to aix.h.
2411 (RS6000_UITRUNC): Likewise.
2412 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
2413 only emit a libcall.
2414 (fixuns_truncdfsi2): Delete.
2415 (trunc_call): Delete.
2416 (trunc_call_rtl): Delete.
2418 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
2420 * varasm.c (make_decl_rtl): Restore leading star on
2421 DECL_ASSEMBLER_NAME set for decls with an asmspec.
2423 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
2425 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
2426 won't give a spurious error for '#pragma pack()'. Simplify
2427 control flow for readability. 'reset' action is not necessary.
2429 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
2431 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
2432 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
2433 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
2434 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
2436 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
2437 profile.c, sdbout.c, tradcif.y, tree.c:
2438 Include defaults.h if not already included.
2439 Don't define the above macros.
2441 * Makefile.in: Update dependencies.
2443 2000-09-10 Mark Mitchell <mark@codesourcery.com>
2445 * c-common.h (add_stmt): Change prototype.
2446 (RECHAIN_STMTS): New macro.
2447 (CASE_LABEL_DECL): Likewise.
2448 (genrtl_case_label): Change prototype.
2449 (c_expand_start_case): Remove prototype.
2450 (build_case_label): Change prototype.
2451 (decl_constant_value): Declare.
2452 * c-common.c (check_case_value): Handle C++'s extensions to C
2454 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
2456 * c-parse.in (stmt): Adjust handling of return statements and case
2458 * c-semantics.c (add_stmt): Return the new statement.
2459 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
2460 returned expression. Directly generate RTL, rather than calling
2462 (genrtl_switch_stmt): Don't call c_expand_start_case.
2463 (build_case_label): Take the LABEL_DECL as input, too.
2464 (genrtl_case_label): Just call add_case_node.
2465 (expand_stmt): Adjust calls to genrtl_return_stmt and
2467 * c-tree.h (c_expand_start_case): Declare.
2468 * c-typeck.c (decl_constant_value): Give it external linkage.
2469 (c_expand_return): Don't call expand_return or expand_null_return;
2470 use genrtl_return_stmt instead.
2471 * stmt.c (struct nesting): Remove num_ranges field.
2472 (add_case_node): Give it external linkage.
2473 (expand_start_case): Don't set num_ranges.
2474 (expand_start_case_dummy): Don't clear it.
2475 (pushcase): Rely on add_case_node to handle `default' labels.
2476 (add_case_node): Handle `default' labels.
2477 * tree.c (tree_int_cst_compare): New function.
2478 * tree.h (tree_int_cst_compare): Declare.
2479 (add_case_node): Likewise.
2481 2000-09-10 Richard Henderson <rth@cygnus.com>
2483 * c-parse.in: Revert last change.
2484 (init_reswords): Do not enter disabled keywords into the ridpointers
2485 table, modulo objc weirdness.
2486 (_yylex): Return the canonical spelling for a keyword.
2488 2000-09-10 Philip Blundell <philb@gnu.org>
2490 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
2491 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
2493 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
2495 * alias.c (find_base_term): Handle ADDRESSOF.
2496 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
2498 2000-09-10 Denis Chertykov <denisc@overta.ru>
2500 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
2501 outputting templates with many lines.
2503 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2505 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
2506 to decide whether 64-bit support must be generated.
2508 2000-09-10 Richard Henderson <rth@cygnus.com>
2510 * c-parse.in (asm patterns): Fix volatile check.
2512 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2514 * cppmacro.c (check_trad_stringification): New function.
2515 (save_expansion): If -Wtraditional, warn about stringification of
2518 2000-09-11 Michael Hayes <mhayes@cygnus.com>
2520 * loop.h (struct loop_mem_info): Move from loop.c
2521 (struct loop_info): Add fields store_mems, mems, mems_idx,
2522 mems_allocated, unknown_address_altered,
2523 unknown_constant_address_altered, num_mem_sets, and
2524 first_loop_store_insn.
2526 * loop.c (loop_store_mems): Replace with field in loop_info struct.
2527 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
2528 (unknown_address_altered, unknown_constant_address_altered): Likewise.
2529 (num_mem_sets): Likewise.
2530 (replace_loop_mems, replace_loop_regs): New.
2531 (struct loop_replace_args): New.
2532 (load_mems): Use replace_loop_mems.
2533 (try_copy_prop): Use replace_loop_regs.
2534 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
2536 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2538 * configure.in: Recognize m6811-elf and m6812-elf.
2539 * configure: Regenerate.
2541 2000-09-09 Geoff Keating <geoffk@cygnus.com>
2543 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
2546 2000-09-10 Michael Hayes <mhayes@cygnus.com>
2548 * loop.c (struct movables): New.
2549 (num_movables): Move into struct movables.
2550 (the_movables): Change type to struct movables.
2551 (ignore_some_movables): Change struct movable arg to struct movables.
2552 (force_movables, combine_movables, regs_match_p): Likewise.
2553 (rtx_equal_for_loop_p, move_movables): Likewise.
2554 (scan_loop): Change movables to be of type struct movables.
2555 Replace last_movable with field in movables structure.
2557 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
2559 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
2560 (init_pragma): Avoid warning if pfile happens to be unused.
2561 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
2562 define init_pragma to nothing. Always prototype
2563 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
2565 * c-lex.c (process_directive): Always call dispatch_pragma.
2566 Initialize entering_c_header to 0.
2568 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2570 * config/m68hc11/m68hc11.md: New file, machine description for
2572 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
2573 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
2574 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
2575 * config/m68hc11/m68hc11-protos.h: New file.
2576 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
2577 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
2578 * config/m68hc11/xm-m68hc11.h: New file, target defs.
2579 * config/m68hc11/larith.asm: New file, libgcc routines.
2581 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2583 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
2584 (FPBIT_FUNCS): Add _usi_to_sf.
2585 * config/fp-bit.c (usi_to_float): New function.
2586 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
2587 (usi_to_float): Add appropriate #define.
2589 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
2591 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
2593 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
2594 * i386.md (attr "type"): Add sse and mmx types.
2595 (attr "memory"): Handle them without a crash.
2596 (movsi_1, movdi_2): Allow MMX regs.
2597 (movdi splits): Don't split moves involving MMX regs.
2598 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
2599 (movv4sf_internal, movv4si_internal, movv8qi_internal,
2600 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
2601 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
2602 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
2603 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
2604 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
2605 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
2606 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
2607 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
2608 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
2609 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2610 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2611 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
2612 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
2613 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2614 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2615 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
2616 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
2617 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
2618 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
2619 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
2620 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2621 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2622 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
2623 mmx_clrdi): New patterns.
2625 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
2627 * arm.c: Don't include tm.h directly.
2629 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
2631 * recog.c (validate_replace_rtx_1): Fix confusion about equality
2632 testing; simplify subregs of constants and nested subregs.
2634 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
2636 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
2638 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
2640 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
2642 * rtl.texi (description of USE): Add note about possible pitfalls
2644 From Richard Henderson:
2645 * reload1.c (choose_reload_regs): Compute need_mode properly.
2647 2000-09-07 Richard Henderson <rth@cygnus.com>
2649 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
2650 (__modsi3, __umodsi3): Likewise.
2651 (__udivsi3): Likewise. Normalize the TFmode values.
2653 2000-09-07 Geoff Keating <geoffk@cygnus.com>
2655 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
2657 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
2660 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2662 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
2663 (cmpeqdi_t): Add output pattern.
2664 (cmpeqdi_t+1): Don't split when not optimizing.
2665 Restore proper splitting operation.
2667 2000-09-07 Richard Henderson <rth@cygnus.com>
2669 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
2670 do not call dispatch_pragma.
2672 2000-09-07 Jim Wilson <wilson@cygnus.com>
2674 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
2675 to CLASS_CANNOT_CHANGE_MODE.
2676 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
2677 mode classes are different.
2679 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
2681 * cpplib.h (struct cpp_options): Add user_label_prefix member,
2682 left out of commit which removed cppulp.c.
2684 2000-09-07 Richard Henderson <rth@cygnus.com>
2686 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
2687 after switch for CASE_DROPS_THROUGH.
2689 2000-09-07 Richard Henderson <rth@cygnus.com>
2691 * loop.c (strength_reduce): Call check_ext_dependant_givs.
2692 Properly extend the biv initial value for the giv.
2693 (record_biv): Zero ext_dependant.
2694 (record_giv): New argument ext_val. Update all callers.
2695 (general_induction_var): Likewise.
2696 (consec_sets_giv): Likewise.
2697 (simplify_giv_expr): Likewise. Fill in ext_val if we find
2698 a sign-extend, zero-extend, or truncate.
2699 (combine_givs_p): Make sure modes are compatible.
2700 (check_ext_dependant_givs): New.
2701 (extend_value_for_giv): New.
2702 * loop.h (struct induction): Add ext_dependant.
2703 * unroll.c (iteration_info): Extend the biv initial value for the giv.
2704 (find_splittable_givs): Likewise.
2705 (final_giv_value): Likewise.
2707 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
2709 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
2710 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
2711 definitions from cpplib.h.
2712 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
2714 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
2715 documentation for REGISTER_TARGET_PRAGMAS.
2717 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
2718 default-pragma callback to implement -Wunknown-pragmas if
2720 * c-parse.in: Move all includes to top of file.
2721 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
2723 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
2725 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
2727 * arm.h, arm-protos.h, arm.c,
2728 c4x.h, c4x-protos.h, c4x.c,
2729 h8300.h, h8300-protos.h, h8300.c,
2730 i370.h, i370-protos.h, i370.c,
2731 i960.h, i960-protos.h, i960.c,
2732 sh.h, sh-protos.h, sh.c,
2733 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
2734 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
2736 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
2737 multiple include guard.
2738 * i370.md (untyped_call): Use GEN_CALL.
2739 (umodsi3): Remove unused variable.
2740 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
2741 * v850.c (output_move_single, output_move_double): Constify
2743 (print_operand): Constify a char *.
2744 * v850.h (struct small_memory_info): Constify name member.
2746 2000-09-07 Kazu Hirata <kazu@hxi.com>
2748 * config/h8300.h: Fix comment typos.
2749 * config/h8300/h8300.md: Likewise.
2750 * config/h8300/lib1funcs.asm: Likewise.
2752 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
2754 * Makefile.in: Remove references to cppulp.{c,o}.
2755 * cppinit.c (initialize_builtins, cpp_start_read,
2756 cpp_handle_option): Update to use cpp_options structure.
2759 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
2761 * c-common.c (time_char_table): Allow %#b and %#h.
2763 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2765 * reorg.c (find_end_label): If the basic block reorder pass moves the
2766 return insn to some other place try to locate it again and put our
2767 end_of_function_label there.
2768 * reorg.c (relax_delay_slots): Check if find_end_label created a
2769 new label that invalidates the current optimazation.
2771 2000-09-07 Catherine Moore <clm@redhat.com>
2773 * unroll.c (unroll_loop): Check for unconditional jumps
2774 to loop continuation. Delete if n_iterations is 1.
2775 (ujump_to_loop_cont): New routine.
2777 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
2779 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
2781 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
2782 to handle multiword modes correctly. All callers and the declaration
2785 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2787 * c-common.h (prep_stmt): Declare.
2788 (lang_expand_stmt): Likewise.
2789 * c-decl.c (lang_expand_stmt): Remove.
2790 * c-semantics.c (lang_expand_stmt): Define.
2791 (prep_stmt): New function.
2792 (expand_stmt): Handle common statement types here.
2794 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
2796 * configure.in (sh-*-linux*): Added.
2797 * configure: Rebuilt.
2798 * config/sh/t-linux: New file.
2799 * config/sh/sh.h (USERMODE_BIT): Define.
2800 (TARGET_USERMODE): Likewise.
2801 (TARGET_SWITCHES): New switches for the bits above.
2802 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
2803 * config/sh/linux.h: New file.
2804 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
2805 underscore on linux.
2806 (L_sdivsi3, L_udivsi3): Define for linux.
2807 (L_ic_invalidate): Define.
2808 * invoke.texi (SH Options): Document -musermode.
2810 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
2812 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
2813 CSE unless generating PIC.
2815 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
2818 2000-09-06 H.J. Lu (hjl@gnu.org)
2820 * Makefile.in (clean_s1): Depend on stage_b.
2821 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
2822 stage2. They are used for "make compare".
2824 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2826 Move statement-tree facilities from C++ to C front-end.
2827 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
2828 (void_zero_node): New macro.
2829 (struct stmt_tree_s): New type.
2830 (stmt_tree): New typedef.
2831 (struct language_function): New type.
2832 (last_tree): New macro.
2833 (last_expr_type): Likewise.
2834 (walk_tree_fn): New typedef.
2835 (current_stmt_tree): New function.
2836 (begin_stmt_tree): Likewise.
2837 (add_stmt): Likewise.
2838 (finish_stmt_tree): Likewise.
2839 (statement_code_p): Likewise.
2840 (lang_statement_code_p): New variable.
2841 (walk_stmt_tree): New function.
2842 (STMT_IS_FULL_EXPR_P): New macro.
2843 * c-common.c (lang_statement_code_p): New variable.
2844 (c_common_nodes_and_builtins): Initialize void_zero_node.
2845 (statement_code_p): New function.
2846 (walk_stmt_tree): Likewise.
2847 * c-decl.c (language_function): Rename to ...
2848 (c_language_function): ... this. Include language_function.
2849 (push_c_function_context): Adjust accordingly.
2850 (pop_c_function_context): Likewise.
2851 (mark_c_function_context): Likewise.
2852 (current_stmt_tree): Define.
2853 * c-semantics.c (begin_stmt_tree): New function.
2854 (add_stmt): Likewise.
2855 (prune_unused_decls): Likewise.
2856 (finish_stmt_tree): Likewise.
2858 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2860 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
2862 2000-09-06 Kazu Hirata <kazu@hxi.com>
2864 * calls.c: Fix formatting.
2866 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
2868 * config/i386/i386.h (ADDRESS_COST): Fix typo.
2870 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
2872 Integrated preprocessor.
2874 * Makefile.in: Remove all references to c-parse.gperf,
2875 c-gperf.h, and c-parse.h. Remove -d from yacc command line
2876 generating c-parse.c. Update dependencies.
2877 * c-parse.gperf, c-gperf.h: Delete.
2879 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
2880 yy_lim, or yy_get_token. Don't define get_directive_line if
2882 * c-common.h: Add multiple include guard. Define RID values
2883 for every keyword in C, C++, and Objective C. Put all the
2885 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
2886 * c-decl.c (c_decode_option): Handle -lang-objc here.
2887 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
2888 (grokdeclarator): Adjust for new RID scheme.
2889 (extract_interface_info): New stub.
2890 * c-lang.c: Don't declare yy_cur or parse_options.
2891 (lang_init_options): Call cpp_init. Don't call
2893 (lang_init): Don't call check_newline if USE_CPPLIB.
2895 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
2896 Elide lots of unnecessary code if USE_CPPLIB. Delete code
2897 rendered unnecessary by new architecture. Move routines not
2898 shared with C++ to c-parse.in. Maintain a local idea of the
2899 line number. Handle C++ as well as C.
2900 [USE_CPPLIB]: Declare and register callbacks for #ident and
2901 for entering/leaving files.
2902 (init_c_lex, c_lex): Are now the entry points to this file.
2903 (check_newline): Break out directive handling to
2905 (read_ucs, is_extended_char, utf8_extend_token): Moved here
2907 (readescape, parse_float): Overhaul.
2908 (lex_number, lex_string, lex_charconst): Break out of c_lex
2910 (get_fileinfo, update_header_times, dump_one_header,
2911 dump_time_statistics): New and/or moved here from C++.
2912 Support per-file data needed by C++ and per-header timing
2913 statistics (C++ only, at the moment).
2914 * c-lex.h: Update prototypes. Add multiple include guard.
2915 * c-tree.h (struct lang_identifier): Add rid_code field.
2916 (C_IS_RESERVED_WORD, C_RID_CODE): New.
2918 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
2919 reinit_parse_for_function and/or position_after_white_space.
2920 (save_filename, save_lineno): Look ahead before saving.
2921 (label -> identifier ':'): Save file and line before shifting ':'.
2922 (reservedwords): No need to call get_identifier.
2923 (init_parse, finish_parse, yyerror, yylex, yyprint,
2924 make_pointer_declarator): Are now here for C/ObjC.
2925 (rid_to_yy): Conversion table from RID constants to Yacc codes.
2927 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
2928 #pragma registry. Provide dummy implementation of that
2929 interface if !USE_CPPLIB.
2930 * c-pragma.h: Update to match.
2932 * flags.h: Add multiple include guard.
2933 (flag_detailed_statistics): Moved here from C++.
2934 * toplev.c: Define flag_detailed_statistics.
2936 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
2938 * timevar.def (TV_CPP, TV_LEX): New.
2939 * timevar.h: Add multiple include guard.
2941 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
2943 * objc/objc-act.c: Don't mention yy_cur or parse_options.
2944 Initialize cpplib properly. Force lineno to 0 after first
2945 call to check_newline. Don't handle -lang-objc here.
2946 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
2948 2000-09-06 David Edelsohn <edelsohn@gnu.org>
2950 * rs6000.md: Correct function unit definitions for cr_logical and
2952 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
2953 and use portable method for >=0 and floating point >=. Remove
2954 associated matchers.
2956 2000-09-06 Mark Mitchell <mark@codesourcery.com>
2958 * extend.texi: Mark named return value extension as deprecated.
2960 2000-09-06 Geoff Keating <geoffk@cygnus.com>
2962 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
2965 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
2967 * toplev.c (display_help): Fix thinko in documentation.
2969 * diagnostic.h (output_buffer::indent_skip): New fields.
2970 (output_indentation): New macro.
2972 * diagnostic.c (output_indent): New function.
2973 (output_set_prefix, clear_diagnostic_info): Use.
2974 (output_emit_prefix): Predict future indentation.
2976 2000-09-06 DJ Delorie <dj@redhat.com>
2978 * Makefile.in (stage_*): add more dependencies to ensure parallel
2979 builds build correctly
2981 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
2983 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
2984 not bootstrap-lean_f.
2986 2000-09-06 Andreas Schwab <schwab@suse.de>
2988 * mklibgcc.in: Emit rule for libgcc-stage-start.
2989 * Makefile.in (stage1-start, stage2-start, stage3-start,
2990 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
2992 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
2994 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
2995 (update_equiv_regs): Likewise, except for the mn10200 kludge.
2996 (combine_regs): Likewise.
2998 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
2999 * cse.c: Include "basic-block.h".
3000 (struct table_elt): New field REGCOST.
3001 (CHEAP_REG): Delete macro.
3002 (COST): Return 0 for REGs.
3003 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
3004 (notreg_cost): Return 0 for appropriate SUBREGs.
3005 (COSTS_N_INSNS): Return N * 2.
3006 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
3008 (CHEAPER): Use new function preferrable.
3009 (insert): Initialize REGCOST member.
3010 (find_best_addr): Use approx_reg_cost for estimation of register
3012 (cse_insn): Likewise.
3013 * loop.c (iv_add_mult_cost): New function.
3014 (add_cost, shift_cost, mult_cost): Delete variables.
3015 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
3016 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
3017 Make code that detects autoinc opportunities slightly less optimistic.
3018 (simplify_giv_expr): If expression contains other reg that is also a
3019 giv, only increment benefit if this is the only use of that reg.
3020 (consec_sets_giv): Take that change into account.
3021 (combine_givs): Slightly more verbose output.
3023 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
3024 not the cost of an equivalent shift.
3025 * sh-protos.h (addsubcosts): Declare.
3026 * sh.c (addsubcosts): New function.
3027 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
3028 (RTX_COSTS): Tweak. Use addsubcosts.
3029 (ADDRESS_COST): Return higher cost for reg+reg addressing.
3031 2000-09-06 Geoff Keating <geoffk@cygnus.com>
3033 * config/rs6000/rs6000.c (validate_condition_mode): New function.
3034 (branch_comparison_operator): Call validate_condition_mode to
3035 abort rather than returning 0.
3036 (branch_positive_comparison_operator): New function.
3037 (scc_comparison_operator): Call validate_condition_mode to abort
3038 rather than returning 0.
3039 (ccr_bit): Call validate_condition_mode. Update for
3041 (print_operand): Delete %C modifier. Update %E case
3042 to use EQ bit not SO bit.
3043 (rs6000_reverse_condition): New function.
3044 (rs6000_generate_compare): New function.
3045 (rs6000_emit_sCOND): New function.
3046 (rs6000_emit_cbranch): New function.
3047 (output_cbranch): The length of a long branch insn is
3048 now only 8 bytes. Add validate_condition_mode. Use
3049 rs6000_reverse_condition. Remove cror generation.
3051 * config/rs6000/rs6000.h: Update comments.
3052 (PREDICATE_CODES): Add new predicate. Update codes used
3053 by branch_comparison_operator and scc_comparison_operator.
3054 * config/rs6000/rs6000-protos.h: Add prototypes for
3055 new external functions.
3056 * config/rs6000/rs6000.md: Add new scheduling parameters
3057 for cr_logical instructions. Change length of branch
3059 (bCOND patterns): Call rs6000_emit_cbranch.
3060 (sCOND patterns): Call rs6000_emit_sCOND.
3061 (branch patterns): Change lengths to 4.
3062 (cr logical patterns): New.
3064 2000-09-06 Richard Henderson <rth@cygnus.com>
3066 * config/i386/i386.md (call_pop): Fix test for setting
3067 current_function_uses_pic_offset_table.
3068 (call, call_value_pop, call_value): Likewise.
3070 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
3072 * timevar.c (timevar_add): Delete.
3073 (timevar_get): Also count time since the selected timer was
3074 last updated. Do not examine the timevar stack if the
3075 selected timer is standalone.
3077 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3079 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
3081 2000-09-05 Jason Merrill <jason@redhat.com>
3083 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
3084 for 'extern' arrays.
3086 2000-09-05 Richard Henderson <rth@cygnus.com>
3088 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
3089 Eliminate final copy from non-trapping case.
3090 (__divdf3, __divsf3): Likewise.
3092 2000-09-05 Richard Henderson <rth@cygnus.com>
3094 * config/ia64/ia64.md (mulhi3): Fix typo last change.
3095 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
3097 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
3099 * Makefile.in: Restructure bootstrap stages to allow clean
3100 restart after failure.
3102 2000-09-05 Richard Henderson <rth@cygnus.com>
3104 * config/ia64.md (movsi and movdi patterns): Allow moves from
3105 8-bit constants to AR registers.
3107 2000-09-05 Richard Henderson <rth@cygnus.com>
3109 * config/ia64/ia64.md (mulhi3): New.
3111 2000-09-05 Richard Henderson <rth@cygnus.com>
3113 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
3114 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
3115 Optimization Guide, minimum latency alternative.
3116 (__moddi3, __udivdi3, __umoddi3): Likewise.
3117 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
3119 2000-09-05 Bruce Korb <bkorb@gnu.org>
3121 * fixinc/fixincl.c (load_file): always read header files
3122 with sizes that are a multiple of the page size.
3123 & use libiberty's getpagesize for determining that.
3125 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
3127 * gcse.c (hash_string_1): Add prototype.
3128 * cse.c (canon_hash_string): Likewise.
3130 2000-09-04 Craig Newell <CraigN@ieee.org>
3132 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
3134 2000-09-04 Andreas Schwab <schwab@suse.de>
3136 * Makefile.in (STAGESTUFF): Remove libgcc.
3137 (stage1-start, stage2-start, stage3-start): Copy the contents of
3138 the libgcc directory explicitly.
3139 (mostlyclean): Clean libgcc.
3141 2000-09-04 Andrew Haley <aph@redhat.com>
3143 * dwarf2out.c: (stack_adjust_offset): New prototype.
3145 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
3147 * combine.c (make_extraction): Fix rtx_cost comparison to
3150 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
3152 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
3153 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
3154 Add '*' to insn pattern name.
3156 2000-09-04 Jakub Jelinek <jakub@redhat.com>
3158 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
3159 use posn - 1 to index into tokens array.
3160 (maybe_paste_with_next): Adjust caller.
3162 2000-09-03 Geoff Keating <geoffk@cygnus.com>
3164 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
3166 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
3167 (REGNO_REG_CLASS): Use symbolic register
3170 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
3172 * arm.c (final_prescan_insn): If the form of a jump insn isn't
3173 recognized, don't try to conditionally execute it.
3175 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
3177 * config/avr/avr.md ("*tablejump_lib"): New pattern.
3178 (call_value_insn): Right length claculation.
3179 (call_insn): Likewise.
3181 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
3183 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
3184 gas_output_limited_string, gas_output_ascii, output_movqi,
3185 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
3186 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
3187 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
3188 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
3189 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
3190 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
3191 Add "const" as needed to remove warnings.
3193 * config/avr/avr.c (avr_override_options, avr_init_once,
3194 function_prologue, function_epilogue, frame_pointer_required_p,
3195 class_likely_spilled_p, order_regs_for_local_alloc,
3196 avr_address_cost, avr_ret_register): Use K&R style arguments.
3197 (initial_elimination_offset, gas_output_limited_string):
3198 Remove ATTRIBUTE_UNUSED from the used arguments.
3199 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
3200 Use local variables src, dest, base to access operands[].
3201 Rename reg_dest to reg_src if that's what it is.
3202 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
3203 constants to LD_REGS if reg_was_0.
3204 (output_reload_insisf): Change arg 3 to insn length and set it.
3205 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
3206 access to 16-bit I/O register pairs.
3207 (avr_address_cost): Lower cost for the above case.
3208 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
3209 may be clobbered, also for LD_REGS.
3210 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
3213 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
3215 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
3216 macro to test_hard_reg_class function.
3217 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
3218 for loading immediate constants to LD_REGS.
3219 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
3222 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
3224 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
3225 * config/avr/libgcc.S: Lost part of the previous patch.
3227 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3229 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
3230 object before calling pthread_mutex_init.
3232 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
3234 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
3235 config/sh/crtn.asm: New files.
3236 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
3237 (crt1.o, crti.o, crtn.o): New targets.
3238 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
3240 * configure: Rebuilt.
3241 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3242 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
3243 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3244 Undefine for config/elfos.h to redefine.
3245 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
3247 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
3249 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
3250 legitimize_pic_address, output_pic_addr_const): Declare.
3251 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
3252 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
3253 (TARGET_SWITCHES): New switch -mprefergot.
3254 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
3255 (PIC_OFFSET_TABLE_REGNUM): Define.
3256 (GOT_SYMBOL_TABLE): Likewise.
3257 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
3258 (ENCODE_SECTION_INFO): Define.
3259 (FINALIZE_PIC): New macros.
3260 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
3261 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
3262 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
3263 (prepare_move_operands): Call emit_pic_move or
3264 emit_pic_const_move if appropriate.
3265 (output_far_jump): For PIC, use braf and output long offset.
3266 (machine_dependent_reorg):
3267 (sh_expand_prologue): Save and initialize the PIC register.
3268 (sh_expand_epilogue): Restore it.
3269 (initial_elimination_offset): Account for it.
3270 (nonpic_symbol_mentioned_p): New function.
3271 (legitimize_pic_address): Likewise.
3272 (output_pic_addr_const): Likewise.
3273 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
3274 (call, call_value): Use them.
3275 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
3276 symPLT_label2reg): New expands.
3277 * invoke.texi (SH Options): Document -mprefergot.
3279 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
3281 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
3282 * gcse.c (hash_string_1): New function.
3283 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
3284 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
3285 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
3286 (canon_hash_string): New function.
3287 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
3288 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
3289 (fold_rtx): Use ASM_OPERANDS accessor macros.
3290 * emit-rtl.c (copy_insn_1): Likewise.
3291 * integrate.c (copy_rtx_and_substitute): Likewise.
3292 * stmt.c (expand_asm_operands): Likewise. Give an
3293 ASM_OPERANDS rtx the mode of the output reg being set from it.
3295 2000-09-01 Fred Fish <fnf@be.com>
3297 * fix-header.c (write_rbrac): Add putc and getc to list of
3298 functions to protect against prior definition as a macro.
3300 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
3302 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
3303 (c_size_type_node): Define.
3304 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
3305 * c-common.c (enum format_lengths, enum format_std_version,
3306 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
3307 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
3308 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
3309 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
3310 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
3311 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
3312 format_types): Define.
3313 (format_char_info, print_char_table, scan_char_table,
3314 time_char_table): Rearrange for new organization of information
3315 about format length modifiers and standard versions.
3316 (T_ST): Redefine to use c_size_type_node.
3317 (check_format_info): Obtain information about length modifiers and
3318 standard versions from tables. Adjust warning message wordings.
3319 Use the name from the user's program for `ll' and `hh' length
3320 modifiers in warning messages. Use more informative names for
3321 wanted types where available (for wchar_t, wint_t, size_t, signed
3322 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
3324 2000-09-01 Jim Wilson <wilson@cygnus.com>
3326 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
3327 * combine.c (distribute_notes): Handle REG_NORETURN.
3328 * rtl.c (reg_note_name): Add REG_NORETURN.
3329 * rtl.h (enum reg_note): Likewise.
3331 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
3333 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
3334 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
3335 (emit_predicate_relation_info): Handle conditional calls with
3337 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
3338 instead of ia64_file_start.
3339 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
3340 * config/ia64/ia64.md (safe_across_calls_all,
3341 save_across_calls_normal): New patterns.
3343 * loop.c (check_final_value): Check for biv use before checking for
3344 giv use. Check for both biv and giv uses. Always set last_giv_use
3345 if there is a giv use.
3347 2000-09-01 Richard Henderson <rth@cygnus.com>
3349 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
3350 (madddi3): Likewise.
3353 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3355 * expr.c (clear_storage): Don't use emit_move_insn unless
3356 either BLKmode or proper size.
3357 (store_constructor): Don't call clear_storage if REG of wrong size.
3359 * flow.c (init_propagate_block_info): Don't mark frame dead at end
3360 of function if returns wiht stack pointer depressed.
3362 2000-09-01 Andrew Haley <aph@redhat.com>
3364 * dwarf2out.c (stack_adjust_offset): New function.
3365 (dwarf2out_stack_adjust): Break out stack adjust logic into
3366 new stack_adjust_offset function. Look inside parallels and
3367 sequences for stack adjustments.
3369 2000-08-31 Jeff Law <law@cygnus.com>
3371 * arm.md: Use no_new_pseudos to determine when it is safe
3372 to create new pseudo registers.
3374 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
3375 when we can safely allocate new registers.
3377 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
3379 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
3380 so that CONCATs are not generated for ASMs.
3381 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
3382 not generating_concat_p.
3383 * function.c (pop_function_context_from): Reset
3384 generating_concat_p.
3385 (prepare_function_start): Likewise.
3386 * rtl.c (generating_concat_p): Define.
3387 * rtl.h (generating_concat_p): Declare.
3388 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
3390 2000-08-22 Philipp Thomas <pthomas@suse.de>
3391 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
3393 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
3396 2000-08-30 Greg McGary <greg@mcgary.org>
3398 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
3399 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
3400 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
3402 2000-08-30 Greg McGary <greg@mcgary.org>
3404 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
3405 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
3406 (TREE_INT_CST): New macro.
3407 * varasm.c (const_hash, compare_constant_1, record_constant_1):
3408 Use new macro TREE_INT_CST.
3410 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
3412 * contrib.texi: Add self.
3414 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
3416 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
3417 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
3420 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3422 * fixinc/gnu-regex.c: Don't define `const'.
3424 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3426 * expr.c (store_constructor): Allow variable bounds of array type.
3427 (expand_expr): Don't blow up if type is ERROR_MARK.
3428 * varasm.c (output_constructor): Don't access lower bound of array
3429 type unless need it if index is supplied (so it can be a variable
3430 if no index is supplied).
3431 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
3432 Other minor cleanups.
3434 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3436 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
3437 for compilations in stage 1 and subsequent stages, respectively.
3438 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
3439 * configure: Rebuilt.
3440 * x-vax, x-vax-gcc: Deleted.
3442 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
3444 * c-common.c (declare_function_name): Use func_id_node,
3445 function_id_node, and pretty_function_id_node. Do not make
3446 __func__ visible at file scope.
3447 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
3448 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
3449 (function_id_node, pretty_function_id_node, func_id_node): New
3451 * c-decl.c (init_decl_processing): Initialize function_id_node,
3452 pretty_function_id_node, and func_id_node.
3453 (c_make_fname_decl): Correct comment.
3455 * tree.h (struct tree_identifier): Constify pointer member.
3457 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
3458 * c-pragma.h (struct weak_syms): Constify name and value members.
3459 (add_weak): Constify arguments.
3461 * calls.c (special_function_p): Constify a char *.
3462 (expand_call): Remove variable which is initialized and then
3464 * dependence.c (struct def_use, struct induction, struct subscript):
3465 Constify 'variable' member.
3466 (get_low_bound, have_induction_variable): Constify char * argument.
3467 (find_induction_variable): Add braces to avoid dangling else.
3468 (classify_dependence): Constify char * arrays.
3469 * profile.c (output_func_start_profiler): Constify a char *.
3470 * stor-layout.c (finalize_record_size): Constify a char *.
3471 * tree.c (is_attribute_p): Constify a char *.
3472 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
3474 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
3475 for comprehensibility. Do not call get_identifier if we did
3476 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
3477 create temporary string constants, not ggc_alloc_string. No
3478 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
3479 char * to hold IDENTIFIER_POINTERs.
3481 2000-08-29 Richard Henderson <rth@cygnus.com>
3483 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
3486 2000-08-29 Richard Henderson <rth@cygnus.com>
3488 * reload.c (push_secondary_reload): Allow class == reload_class
3489 if we're using a reload_in/out pattern.
3491 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
3492 the half that does not conflict with the reload register.
3493 (reload_outti): Likewise.
3495 2000-08-29 Kazu Hirata <kazu@hxi.com>
3497 * reload.c: Fix formatting.
3499 * stmt.c: Fix formatting.
3501 * gcc.c: Fix formatting.
3503 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
3505 * flags.h (time_report, mem_report): New global flags.
3506 * toplev.c: Define time_report and mem_report.
3507 (f_options): Add -ftime-report and -fmem-report.
3508 (compile_file): Turn on time_report if quiet_flag is off.
3509 Call ggc_print_statistics at very end if mem_report is on.
3510 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
3512 * ggc-common.c (ggc_print_statistics): Rename to
3513 ggc_print_common_statistics; all callers changed. Scale
3514 quantities above 10K to kilobytes and above 10M to megabytes.
3515 * ggc-page.c (ggc_page_print_statistics): Rename to
3516 ggc_print_statistics. Report memory consumed by internal data
3517 structures for each allocation bucket. Scale quantities above
3518 10K to kilobytes and above 10M to megabytes.
3519 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
3520 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
3521 Define tally_leaves always.
3522 (ggc_print_statistics): New function.
3523 * ggc.h: Adjust for renamed functions.
3525 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
3527 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
3528 output_movsisf instead of which_alternative.
3530 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
3532 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
3534 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
3535 (avr_progmem_p): New prototype.
3536 (output_movsisf): Prototype declaration changed.
3537 (output_movqi): New prototype.
3538 (output_movhi): New prototype.
3539 (call_insn_operand): Likewise.
3540 (final_prescan_insn): Likewise.
3541 (avr_simplify_comparision_p): Likewise.
3542 (avr_normalize_condition): Likewise.
3543 (compare_eq_p): Likewise.
3544 (out_shift_with_cnt): Likewise.
3545 (const_int_pow2_p): Likewise.
3546 (output_reload_inhi): Prototype declaration changed.
3548 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
3549 (ldi_reg_rtx): New. rtx for r31.
3550 (avr_init_stack): Initialize as "__stack".
3551 (function_prologue): Use it.
3552 Replace all TARGET_ENHANCED with AVR_ENHANCED.
3553 (avr_mcu_name): Initialize as "avr2".
3554 (avr_enhanced_p, avr_mega_p): New variables.
3555 (mcu_types, avr_override_options): Handle all known MCU types.
3556 Also handle avr1 (only preprocess, assemble and link).
3557 (print_operand): Using of `%K' in output template removed.
3558 (out_movqi_r_mr): Optimized.
3559 (out_movhi_r_mr): Likewise.
3560 (output_movqi): New function.
3561 (output_movhi): Likewise.
3562 (out_movsi_r_mr): Optimized.
3563 (output_movsisf): Compute insn length for `adjust_insn_length'
3564 (out_movqi_mr_r): Optimized.
3565 (out_movhi_mr_r): Optimized.
3566 (adjust_insn_length): Use output_movsisf, output_movqi,
3567 output_movhi for insn length adjusting.
3568 (reg_unused_after): Use dead_or_set_p.
3569 (preferred_reload_class): Now havn't any restriction.
3570 (reg_was_0): New function.
3571 (io_address_p): Likewise.
3572 (const_int_pow2_p): Likewise.
3573 (output_reload_inhi): Likewise.
3574 (output_reload_insisf): Likewise.
3576 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
3577 (LIB_SPEC): Use -lc for all supported devices.
3578 (LIBGCC_SPEC): Use -lgcc for all supported devices.
3579 (AVR_MEGA): Define as avr_mega_p.
3580 (AVR_ENHANCED): New, define as avr_enhanced_p.
3581 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
3582 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
3583 (CRT_BINUTILS_SPECS): Handle all known MCU types.
3584 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
3585 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
3586 (ASM_SPEC): Pass -mmcu=... to the assembler.
3587 Change all -DAVR_* to -D__AVR_*__.
3588 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
3589 Rename library functions to start with two underscores.
3590 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
3592 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
3593 (SUPPORTS_WEAK): Likewise.
3594 (LDI_REG_REGNO): New. Register r31 will be used as temporary
3595 register for loading constants to r0-r14.
3597 * config/avr/avr.md: Replace all TARGET_ENHANCED with
3599 (*mov_r_sp): Removed. Handled by output_movhi.
3600 (*mov_sp_r): Likewise.
3601 (*mov_sp_r_no_interrupts): Likewise
3602 (*mov_sp_r_tiny): Likewise.
3603 (*movqi): Use output_movqi.
3604 (*reload_inqi): New.
3605 (*movhi): Use output_movhi.
3606 (*reload_inhi): New.
3607 (*negsi2): Optimized.
3608 (*negsf2): Likewise.
3609 Added peepholes (define_peephole2) for loading constants to r0-r14
3610 and for using `cpse' command.
3612 * config/avr/libgcc.S: Rename library functions to start with two
3614 Add support for enhanced core.
3615 (_moqhi3): Fix typo, now _modqi3.
3616 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
3617 (__prologue_saves__): Remove test for stack adjust by 0.
3618 (__tablejump__): New.
3620 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
3621 Add multilib support.
3623 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
3625 * loop.c (prescan_loop): Don't check unknown_address_altered
3626 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
3627 to loop_store_mems as necessary.
3628 (loop_invariant_p): Don't check unknown_address_altered
3629 or unknown_constant_address_altered.
3631 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3633 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
3635 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
3637 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
3638 print just the filename.
3639 * cpplex.c (_cpp_run_directive): Add additional argument, the
3640 name to give the synthetic buffer. This defaults to
3641 translated "<command line>".
3642 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
3644 (_cpp_define_builtin): New function.
3645 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
3646 * cpphash.h: Update prototypes.
3648 * tradcpp.c (main): Process -D and -U simultaneously, in the
3649 order they appeared on the command line.
3651 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3653 * c-decl.c (define_label): Call warning_with_file_and_line and
3654 error_with_file_and_line instead of plain warning or error.
3656 * c-parse.in (label): Use save_filename/save_lineno to ensure
3657 correct values for calls to define_label.
3659 2000-08-29 Mark Mitchell <mark@codesourcery.com>
3661 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
3663 * expr.c (expand_expr, case TARGET_EXPR): Don't call
3665 * tree.h (get_file_function_name): Remove two duplicate
3668 2000-08-28 Kazu Hirata <kazu@hxi.com>
3670 * tree.c: Fix formatting.
3672 * xcoffout.c: Fix formatting.
3674 2000-08-28 Jason Merrill <jason@redhat.com>
3676 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
3678 2000-08-28 Daniel Berlin <dberlin@redhat.com>
3680 * dwarf2out.c (dwarf2out_finish): Don't bother calling
3681 break_out_includes if it won't do anything.
3683 2000-08-28 Richard Henderson <rth@cygnus.com>
3685 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
3686 (find_reloads): Likewise.
3687 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
3688 (reload_inhi): Likewise.
3690 2000-08-28 Richard Henderson <rth@cygnus.com>
3692 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
3693 (call_insn_operand): Don't expect a surrounding mem.
3694 (constant_call_address_operand): Likewise.
3695 * config/i386/i386.h (PREDICATE_CODES): Update.
3696 * config/i386/i386.md (call patterns): Move the match_operand
3697 for the call destination inside the mem.
3699 2000-08-28 Richard Henderson <rth@cygnus.com>
3701 * local-alloc.c (requires_inout): Don't use reserved range for
3702 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
3703 * recog.c (asm_operand_ok): Likewise.
3704 (preprocess_constraints, constrain_operands): Likewise.
3705 * regclass.c (record_reg_classes): Likewise.
3706 * reload.c (find_reloads): Likewise.
3707 * reload1.c (maybe_fix_stack_asms): Likewise.
3708 (reload_cse_simplify_operands): Likewise.
3709 * stmt.c (expand_asm_operands): Likewise.
3711 * md.texi: Update constraints documentation.
3712 * tm.texi (EXTRA_CONSTRAINT): Update.
3714 2000-08-28 Daniel Berlin <dberlin@redhat.com>
3716 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
3717 (print_die): If we don't know the offset of the
3718 target die, try the symbol. Add a trailing newline.
3719 (reverse_all_dies): New fn.
3720 (dwarf2out_finish): Call it.
3721 (break_out_includes): Reorganize for clarity.
3722 (add_sibling_attributes): Don't call reverse_die_lists.
3723 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
3725 * flags.h: Add flag_eliminate_dwarf2_dups.
3726 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
3728 2000-08-28 Jason Merrill <jason@redhat.com>
3730 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
3731 * dwarf2out.c: #include "md5.h".
3732 (DIE_LABEL_PREFIX): New macro.
3733 (dw_val_struct): Add 'external' flag to val_die_ref.
3734 (add_AT_die_ref, AT_ref): Adjust.
3735 (AT_ref_external, set_AT_ref_external): New fns.
3736 (build_abbrev_table): Call set_AT_ref_external.
3737 (value_format): Call AT_ref_external.
3738 (die_struct): Add die_symbol field.
3739 (new_die): Clear it.
3740 (dwarf_tag_name): Handle BINCL/EINCL.
3741 (dwarf2out_start_source_file): Add BINCL DIE.
3742 (dwarf2out_end_source_file): Add EINCL DIE.
3743 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
3744 (loc_checksum, attr_checksum, die_checksum): New fns.
3745 (is_type_die, is_comdat_die, is_symbol_die): New fns.
3746 (compute_section_prefix, assign_symbol_names): New fns.
3747 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
3748 (output_die): Call output_die_symbol and AT_ref_external.
3749 (output_comdat_comp_unit): New fn, split out from...
3750 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
3752 (output_pubnames, output_aranges): Abort if we see entries from
3754 * toplev.h: Declare file_name_nondirectory.
3755 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
3756 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
3757 (debug_start_source_file): Call dwarf2out_start_source_file
3758 regardless of debug verbosity.
3759 (debug_end_source_file): Similarly.
3760 * tree.h: Declare clean_symbol_name.
3761 * tree.c (clean_symbol_name): Split out from...
3762 (get_file_function_name_long): ...here.
3764 * dwarf2out.c (new_loc_descr): Use calloc.
3765 (splice_child_die): Remove the die from the right parent.
3766 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
3768 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3770 * toplev.c (decode_g_option): Don't give warning for unknown -g
3771 option; return 0 instead.
3772 (main): If -g option is not recognized by front end or
3773 language-independent code, give warning.
3775 2000-08-28 Greg McGary <greg@mcgary.org>
3777 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
3778 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
3779 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
3781 2000-08-27 Greg McGary <greg@mcgary.org>
3783 * cpplex.c (parse_string): Don't look for backslash
3784 before first char in `namebuf'.
3785 * loop.c (strength_reduce): Skip NOTEs.
3787 2000-08-27 Jason Merrill <jason@redhat.com>
3789 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
3790 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
3791 TREE_ASM_WRITTEN, either.
3792 (finish_decl): Adjust.
3794 2000-08-28 Philipp Thomas <pthomas@suse.de>
3796 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
3797 they have been incorporated into the gettext CVS. Change the text to
3798 reflect the current status of NLS. Add instructions for accessing
3799 the gettext CVS and add the patch from Martin v. Loewis.
3801 2000-08-27 Geoff Keating <geoffk@cygnus.com>
3803 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
3804 by using gen_lowpart_common.
3805 (movdi_internal64+6): Likewise.
3807 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
3809 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
3812 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
3813 numbers to the ranges used by GDB.
3815 2000-08-25 Richard Henderson <rth@cygnus.com>
3817 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
3818 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
3819 (ia64_expand_prologue): Likewise.
3820 (ia64_setup_incoming_varargs): Set it. Properly skip the current
3821 argument for stdargs.
3823 2000-08-25 Jason Merrill <jason@redhat.com>
3825 * integrate.c (expand_inline_function): Pull out the original decl.
3827 2000-08-25 Jim Wilson <wilson@cygnus.com>
3829 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
3831 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
3833 2000-08-25 Greg McGary <greg@mcgary.org>
3835 * flow.c (dump_edge_info): Use ARRAY_SIZE.
3836 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
3838 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
3840 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
3842 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
3844 * i386.c (ix86_find_base_term): New.
3845 * i386-protos.h (ix86_find_base_term): Prototype.
3846 * i386.h (FIND_BASE_TERM): Define.
3847 * alias.c (find_base_term): Use it.
3848 * tm.texi (FIND_BASE_TERM): Document it.
3850 * alias.c (true_dependence, write_dependence_p): Unchanging
3851 memory can't conflict with non-unchanging memory.
3853 * alias.c (memrefs_conflict_p): A BLKmode reference
3854 to a symbol (or CONST_INT address) always conflicts
3855 with a reference to another symbol.
3857 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
3859 * c-common.c (time_char_table): Don't allow width and flags with
3862 2000-08-25 Jakub Jelinek <jakub@redhat.com>
3864 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
3865 way as LT and LTU when the second operand has 0 in low word.
3867 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3869 * basic-block.h (struct loop): Rename `exits' field to
3870 `exit_edges'. Add `entry_edges' and `num_entries' fields.
3872 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
3873 (flow_loop_entry_edges_find): Add.
3874 (flow_edge_list_print): Rename from flow_exits_print.
3875 (flow_loops_find): Call flow_loop_entry_edges_find.
3876 (flow_loop_dump): Dump entry_edges list.
3877 (flow_loops_free): Free entry_edges.
3879 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3881 * loop.c (loop_dump_aux, debug_loop): New functions.
3882 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
3884 * flow.c (flow_loops_dump): Add callback parameter.
3885 (flow_loop_dump): Add callback parameter and call it. Move
3886 loop note debugging code to loop_dump_aux.
3888 * basic-block.h (flow_loop_dump): Add callback parameter
3889 (flow_loops_dump): Likewise.
3891 * toplev.c (rest_of_compilation): Add NULL callback function pointer
3892 to call to flow_loops_dump.
3894 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3896 * loop.c (count_loop_regs_set): Replace start and end arguments
3897 with loop argument. All callers udated.
3899 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3901 * loop.c (constant_high_bytes): Delete.
3903 2000-08-26 Michael Hayes <mhayes@cygnus.com>
3905 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
3906 and NOTE_INSN_LOOP_VTOP to...
3907 (find_and_verify_loops) ...here.
3909 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
3911 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
3912 (fini_dummy, init_dummy): Use it.
3914 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
3916 * cpplex.c (is_macro_disabled): Caller has already checked
3917 that we're not a preprocessed file.
3919 2000-08-24 Mark Mitchell <mark@codesourcery.com>
3921 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
3922 (c-iterate.o): Remove target.
3923 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
3924 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
3925 (finish_decl): Don't handle iterators.
3926 (grokdeclarator): Likewise.
3927 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
3928 * gcc/c-gperf.h: Regenerated.
3929 * gcc/c-iterate.c: Removed.
3930 * gcc/c-lex.c (init_lex): Don't handle iterators.
3931 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
3932 (compstmt_primary_start): Remove push_iterator_stack call.
3933 (stmt): Don't allow iterator statements. Replace iterator_expand
3934 with expand_expr_stmt.
3935 (all_iter_stmt): Remove.
3936 (all_iter_stmt_simple): Likewise.
3937 (all_iter_stmt_with_decl): Likewise.
3938 * gcc/c-tree.h (ITERATOR_P): Remove.
3939 (ITERATOR_BOUND_P): Likewise.
3940 (init_iterators): Remove declaration.
3941 (iterator_expand): Likewise.
3942 (iterator_for_loop_start): Likewise.
3943 (iterator_for_loop_end): Likewise.
3944 (iterator_for_loop_record): Likewise.
3945 (push_iterator_stack): Likewise.
3946 (pop_iterator_stack): Likewise.
3947 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
3948 (readonly_warning): Likewise.
3949 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
3951 2000-08-24 Jim Wilson <wilson@cygnus.com>
3953 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
3954 Copy type in a TYPE_DECL, just like pushdecl does.
3956 2000-08-24 Richard Henderson <rth@cygnus.com>
3958 * toplev.c (main): Enable flag_reorder_blocks at -O2.
3960 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
3962 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
3963 asked for one page, allocate GGC_QUIRE_SIZE of them and put
3964 the extras on the free list.
3965 (release_pages): Clean up.
3966 (ggc_set_mark): Don't adjust G.allocated here...
3967 (sweep_pages): ... do it here.
3969 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
3971 * cppfiles.c (read_include_file): Rearrange initializations.
3973 2000-08-24 Richard Henderson <rth@cygnus.com>
3975 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
3977 * config/ia64/ia64-protos.h: Update.
3978 * config/ia64/ia64.c (gr_register_operand): New.
3979 (fr_register_operand, grfr_register_operand): New.
3980 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
3981 (grfr_reg_or_8bit_operand): New.
3982 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
3983 use gr_register_operand.
3984 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
3985 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
3986 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
3987 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
3988 (fr_reg_or_fp01_operand): Likewise.
3989 (not_postinc_memory_operand): New.
3990 (ia64_split_timode): Remove unused variables.
3991 (rtx_needs_barrier): Check arguments to cmpxchg.
3992 (builtin_description): Remove.
3993 (bdesc_2argsi, bdesc_2argdi): Remove.
3994 (ia64_init_builtins): Declare all builtins directly.
3995 (ia64_expand_fetch_and_op): Rewrite to be called from
3996 ia64_expand_builtin directly. Use expand_binop and co.
3997 (ia64_expand_op_and_fetch): Likewise.
3998 (ia64_expand_compare_and_swap): Likewise.
3999 (ia64_expand_binop_builtin): Remove.
4000 (ia64_expand_lock_test_and_set): New.
4001 (ia64_expand_lock_release): New.
4002 (ia64_expand_builtin): Use them.
4003 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
4004 (EXTRA_CONSTRAINT): Use it.
4005 (PREDICATE_CODES): Update.
4006 * config/ia64/ia64.md (*): Use gr_register_operand and co.
4007 (mf): Indicate that we set memory as well as use it.
4008 (fetchadd_acq_si): Show memory being modified as well.
4009 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
4010 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
4011 (lock_test_and_set_si, lock_test_and_set_di): Remove.
4012 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
4013 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
4014 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
4015 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
4016 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
4017 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
4018 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
4019 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
4020 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
4021 return type. Pretty print definitions.
4023 2000-08-24 Jim Wilson <wilson@cygnus.com>
4025 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
4026 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
4028 2000-08-24 Jason Merrill <jason@redhat.com>
4030 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
4031 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
4032 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
4033 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
4035 2000-08-24 Greg McGary <greg@mcgary.org>
4037 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
4038 and extendtab within their proper array boundaries.
4039 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
4040 for the entire array.
4042 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
4043 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
4044 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
4045 * config/fr30/fr30.c (fr30_print_operand): Likewise.
4046 * config/i386/dgux.c (output_options): Likewise.
4047 * config/i386/dgux.h (ASM_FILE_START): Likewise.
4048 * config/m88k/m88k.c (output_options): Likewise.
4049 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
4050 * config/mcore/mcore.c (mcore_output_inline_const_forced,
4051 layout_mcore_frame, handle_structs_in_regs): Likewise.
4052 * config/mips/mips.c (output_block_move): Likewise.
4053 * config/rs6000/rs6000.c (rs6000_override_options,
4054 rs6000_file_start): Likewise.
4055 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
4056 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
4057 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
4058 * builtins.c (expand_builtin_setjmp): Likewise.
4059 * expr.c (safe_from_p): Likewise.
4060 * flow.c (life_analysis): Likewise.
4061 * fold-const.c (size_int_type_wide): Likewise.
4062 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
4063 * genattrtab.c (make_length_attrs): Likewise.
4064 * genopinit.c (gen_insn): Likewise.
4065 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
4066 * global.c (global_alloc): Likewise.
4067 * local-alloc.c (find_free_reg): Likewise.
4068 * mips-tdump.c (print_symbol): Likewise.
4069 * mips-tfile.c (parse_def, parse_input): Likewise.
4070 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
4071 * stmt.c (expand_nl_goto_receiver): Likewise.
4072 * stor-layout.c (set_sizetype): Likewise.
4073 * varasm.c (decode_reg_name): Likewise.
4074 * toplev.c (decode_f_option, decode_W_option,
4075 set_target_switch, print_switch_values): Likewise.
4076 (NUM_ELEM): Remove macro.
4077 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
4079 2000-08-24 Greg McGary <greg@mcgary.org>
4081 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
4082 (MAIN_NAME_P, main_identifier_node): New macros.
4083 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
4084 * c-decl.c (start_decl, grokdeclarator, start_function,
4085 store_parm_decls, finish_function): Use MAIN_NAME_P.
4086 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
4087 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
4088 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
4089 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
4091 2000-08-24 Greg McGary <greg@mcgary.org>
4093 * cppfiles.c (actual_directory): Don't write beyond `dir'
4094 when it contains "".
4095 * real.c (asctoeg): Stay within bounds of etens[][].
4097 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4099 * dependence.c (dependence_string, direction_string,
4100 dump_one_node, dump_node_dependence): Hide unused identifiers.
4101 (get_low_bound, normalize_coefficients): Match definition to
4103 (get_one_coefficient): Initialize variables `value0_is_idx' and
4105 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
4106 (ziv_test): Delete variable `idx', use parameter `sub' instead.
4107 (direction_merge): Avoid automatic aggregate initialization.
4108 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
4109 Initialize variables `dest_idx' and `src_idx'.
4110 (end_dependence_analysis): Avoid C89 style function definition.
4112 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
4114 * c-common.c (time_char_table): Don't allow width with %F.
4115 (check_format_info): Don't allow "Z" length with scanf.
4117 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
4119 * diagnostic.c (finish_diagnostic): Define.
4120 (output_do_printf): Use wrap_text instead of output_add_string.
4121 (default_print_error_function): Avoid embedded '\n'.
4123 * diagnostic.h (flush_diagnostic_buffer): Declare.
4125 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
4127 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
4129 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
4131 * Makefile.in (GCC_PASSES): Add specs.
4133 2000-08-23 Jim Wilson <wilson@cygnus.com>
4135 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
4136 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
4137 EHANDLER nor UHANDLER bit is set.
4138 (__get_except_table): Likewise.
4140 2000-08-23 Nick Clifton <nickc@redhat.com>
4142 * config/arm/lib1funcs.asm: Replace upper case condition codes
4143 with lower case versions.
4145 * config/arm/arm.h (STRUCT_VALUE): Define.
4146 (STRUCT_VALUE_REGNUM): Delete.
4148 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
4150 * cpphash.h (IN_I): New flag for directive table.
4151 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
4153 (_cpp_check_directive): If -fpreprocessed, execute directives
4154 marked with IN_I. Issue no warnings in this case.
4155 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
4157 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
4159 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
4161 (check_format_info): Support printf 'I' flag; warn about it with
4164 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
4166 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
4167 barrier can't be ignored by the alias analysis code.
4169 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
4171 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
4172 works inside fixincl.
4174 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
4176 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
4177 simplify_relational_operation() unless both operands are of
4179 * cse.c (fold_rtx): Likewise.
4181 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
4183 * rtlanal.c (rtx_unstable_p): The pic register is stable
4184 (within one function) and the actual rtx should be used
4185 when checking the registers.
4186 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
4188 * alias.c (true_dependence, write_dependence_p): Fix
4189 bug in previous patch.
4191 * i386.c (ix86_GOT_alias_set): New.
4192 (legitimize_pic_address): Use it.
4194 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
4195 only stable if its address is stable.
4196 (rtx_varies_p): An unchanging MEM can't vary if
4197 its address doesn't vary.
4199 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4201 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
4203 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4205 * vax.h (ASM_SPEC): Pass `-J' to assembler.
4206 * x-vax-gcc: New file for bootstrapping with gcc.
4207 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
4208 * configure.in: Use x-vax-gcc with gcc.
4209 * configure: Rebuilt.
4211 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4213 * toplev.c (rest_of_compilation): Rebuild label notes after
4214 post-reload splitting pass if new labels have been created.
4216 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
4218 * diagnostic.h (output_buffer_state): New macro.
4219 * diagnostic.c (diagnostic_for_decl, sorry,
4220 default_print_error_function, output_do_verbatim,
4221 report_diagnostic, report_problematic_module): Use it.
4223 (output_format): Use wrap_text instead of maybe_wrap_text.
4225 2000-08-22 Nick Clifton <nickc@redhat.com>
4227 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
4228 Common code for ARM divide and modulus functions.
4229 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
4231 (FUNC_END): New macro: Common code at the end of the division and
4233 (THUMB_FUNCTION_START): New macro: Common code at the start of
4235 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
4237 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4239 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
4241 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
4242 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
4245 2000-08-22 Nick Clifton <nickc@redhat.com>
4247 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
4248 restorative additions, test for bottom bits of IP being set,
4249 rather than relying upon the RORs not matching.
4252 2000-08-22 David Edelsohn <edelsohn@gnu.org>
4254 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
4255 text_section() as appropriate instead of emitting text csect
4257 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
4258 (UNIQUE_SECTION): Define macro.
4259 (ASM_OUTPUT_SECTION_NAME): Define macro.
4260 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
4261 on AIX if debugging and -fdata-sections always.
4263 2000-08-22 Steven King <sxking@uswest.net>
4265 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
4267 (LDBL_MAX): Same here.
4269 2000-08-22 Richard Henderson <rth@cygnus.com>
4271 * flow.c (tidy_fallthru_edge): Update b->end properly.
4273 2000-08-22 Stan Cox <scox@redhat.com>
4275 * Makefile.in (OBJS): Add dependence.o.
4276 * dependence.c: New file.
4278 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
4280 * calls.c (check_sibcall_argument_overlap_1): Adjust for
4282 (check_sibcall_argument_overlap): Likewise.
4284 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
4286 * invoke.texi (SH Options): Document -m4-nofpu,
4287 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
4288 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
4290 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
4292 * c-common.c (check_format_info): Give the 'some locales' warning
4293 for strftime %Ey rather than the unconditional 'only last 2 digits
4296 2000-08-22 Richard Henderson <rth@cygnus.com>
4298 * alias.c (init_alias_analysis): Do not register
4299 struct_value_incoming_rtx or static_chain_rtx as pointing
4302 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
4304 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
4306 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
4308 * diagnostic.h (report_problematic_module): Declare.
4309 * diagnostic.c (report_problematic_module): New function.
4310 (report_error_function): Tweak.
4312 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4314 * stmt.c (expand_goto_internal, fixup_gotos): Only check
4315 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
4317 2000-08-21 Richard Henderson <rth@cygnus.com>
4319 * flow.c (calculate_global_regs_live): Mark frame pointer live
4320 everywhere before reload.
4322 2000-08-21 Jim Wilson <wilson@cygnus.com>
4324 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
4325 INTEL_EXTENDED_IEEE_FORMAT.
4326 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
4327 clear last two bytes of output FP value.
4329 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
4331 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
4333 2000-08-21 Jakub Jelinek <jakub@redhat.com>
4335 * unroll.c (loop_find_equiv_value): If ret is modified between
4336 insn and loop_start, ret might not be equivalent to reg.
4338 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
4340 * c-common.c (init_dollar_format_checking,
4341 maybe_read_dollar_number, finish_dollar_format_checking): New
4343 (dollar_arguments_used, dollar_arguments_count,
4344 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
4346 (check_format_info): Support $ formats for scanf and printf width
4347 and precision. Always increment format_chars to advance past the
4348 '*' of precision, not just when the format parameters are
4351 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4353 * mips.c (block_move_loop, expand_block_move,
4354 function_arg_partial_nregs, save_restore_insns, function_prologue,
4355 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
4357 (function_arg_advance, function_arg): Match argument to format
4360 2000-08-21 Nix <nix@esperi.demon.co.uk>
4362 * gcc.c (do_spec_1): Implement %j spec flag.
4363 Remove dead comment.
4365 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
4366 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
4367 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
4368 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
4370 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
4371 writable) instead of hardcoded value.
4373 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
4375 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
4378 * gcc.c (cc1_options): Do not process -o or run the assembler if
4380 * objc/lang-spec.h: Likewise.
4382 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
4384 * fixinc/fixincl.c (fix_with_system): Pipe the output of
4385 "external" fixes through `cat', to avoid truncating the input
4386 file by redirection.
4388 2000-08-21 Jakub Jelinek <jakub@redhat.com>
4390 * config/i386/i386.md (lea_general_1): Copy insn condition to split
4392 (lea_general_2, lea_general_3): Likewise.
4394 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4396 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
4397 warnings to user code.
4399 * c-lex.c (readescape, yylex): Likewise.
4401 * c-typeck.c (store_init_value, process_init_element): Likewise
4402 (c_expand_start_case): Format.
4404 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
4406 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
4408 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
4409 and linker_endian_spec to endian_spec.
4410 (ENDIAN_SPEC): Add %{EB} and %{EL}.
4411 (LINK_SPEC): Remove %{EB} and %{EL}.
4412 (ASM_SPEC): Likewise. Use %(endian_spec).
4414 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
4416 * c-tree.h (flag_hosted): Move declaration from here...
4417 * c-common.h (flag_hosted): ... to here.
4418 (flag_noniso_default_format_attributes): New declaration.
4419 * c-decl.c (flag_noniso_default_format_attributes): New variable.
4420 (c_decode_option): Set it appropriately for options choosing
4421 language standard variant.
4422 * c-common.c (init_function_format_info): Only provide default
4423 format attributes if flag_hosted. Only provide the gettext
4424 formats if flag_noniso_default_format_attributes. Update
4426 (check_format_info): Disable treatment of %a as a scanf flag in
4429 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
4431 * c-common.c (scan_char_table): Add 'w' to flags for all formats
4433 (check_format_info): Set 'wide' for scanf format widths. Warn for
4434 a zero scanf width. Make the check for writing into a constant
4435 object at the first level of indirection; at later levels, warn if
4436 any type qualifiers are encountered.
4438 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
4440 * reload.c (reload_inner_reg_of_subreg): New function broken out of
4442 (push_reload): Use reload_inner_reg_of_subreg.
4443 (combine_reloads): Do not combine reloads if the input reload
4444 is a SUBREG in which the inner part will need reloading.
4446 * global.c (global_alloc): Avoid passing dumpfile argument to
4448 * toplev.c (rest_of_compilation): Likewise.
4449 * reload.h (reload): Remove dumpfile argument. Callers changed.
4450 (debug_reload, debug_reload_to_stream): Move prototypes here.
4451 * rtl.h (reload): Remove dumpfile argument.
4452 * reload.c (debug_reload): Remove prototype.
4453 (debug_reload_to_stream): Likewise.
4454 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
4457 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4459 * diagnostic.c (context_as_prefix): Export.
4460 (need_error_newline): Remove.
4461 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
4462 (error_module_changed, record_last_error_module,
4463 error_function_changed, record_last_error_function): New functions.
4464 (initialize_diagnostics): Default intialize
4465 lang_diagnostic_starter, lang_diagnostic_finalizer.
4466 (init_output_buffer): Tweak.
4467 (file_name_as_prefix): New function.
4468 (announce_function, default_print_error_function,
4469 report_error_function, set_diagnostic_context): Tweak.
4471 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
4473 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
4474 condition expression.
4476 2000-08-20 Richard Henderson <rth@cygnus.com>
4478 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
4480 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
4482 * cppinit.c (cpp_init): Set global flag when called.
4483 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
4485 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
4487 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
4488 before `process_directive' so that newlines won't be missed
4490 (cpp_printf): Increment `print->lineno' when newline is emitted.
4492 * cppmain.c (cb_ident): Likewise.
4493 (cb_define): Likewise.
4494 (cb_undef): Likewise.
4495 (cb_include): Likewise.
4496 (cb_def_pragma): Likewise.
4497 (dump_macros_helper): Likewise.
4499 2000-08-20 Richard Henderson <rth@cygnus.com>
4501 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
4502 assigned before a loop.
4504 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
4505 (ashrsi3, lshrsi3): Likewise.
4507 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
4509 * c-lang.c: #include diagnostic.h
4510 (c_tree_printer): New function.
4511 (lang_init): Initialize lang_printer.
4513 * Makefile.in (c-lang.o): Depends on diagnostic.h
4515 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
4517 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
4519 * diagnostic.c (default_diagnostic_starter,
4520 default_diagnostic_finalizer): New functions.
4521 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
4522 (pedwarn, pedwarn_with_file_and_line, error,
4523 error_with_file_and_line, fatal, warning,
4524 warning_with_file_and_line): Adjust call to report_diagnostic.
4525 (report_diagnostic): Rework.
4526 (set_diagnostic_context): New function.
4528 * diagnostic.h (struct diagnostic_context): New data structure.
4529 (diagnostic_message, diagnostic_argument_list,
4530 diagnostic_file_location, diagnostic_line_location,
4531 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
4532 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
4533 (set_diagnostic_context): Declare.
4534 (report_diagnostic): Change prototype.
4536 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
4538 * fix-header.c (main): Initialize cpplib.
4540 2000-08-19 Michael Meissner <meissner@redhat.com>
4542 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
4543 instructions in it before checking for indirect jumps.
4545 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
4546 in a indirect jump as a potential for conditional execution.
4548 * d30v.h (d30v_init_expanders): Don't declare here.
4549 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
4552 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
4554 * cpp.texi: Add @section for assertions.
4556 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
4558 * loop.c (scan_loop): Use CONST_CALL_P instead of
4559 checking for REG_LIBCALL / REG_RETVAL.
4561 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
4563 * reload1.c (reload_as_needed): Accept dumpfile argument,
4564 pass it to emit_reload_insns.
4565 (emit_reload_insns): Add new dumpfile argument. If non-null
4566 then dump the reloads for each insn into the dumpfile.
4567 (reload): Pass dumpfile to reload_as_needed.
4569 * invoke.texi: Clean up linux-gnu vs linux comments.
4571 2000-08-19 Richard Henderson <rth@cygnus.com>
4573 * config/ia64/ia64.c (reg_or_5bit_operand): New.
4574 (ia64_depz_field_mask): New.
4575 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
4576 (PREDICATE_CODES): Update.
4577 * config/ia64/ia64.md: Update commentary.
4578 (depz_internal): New.
4579 (ashlsi3): Implement directly.
4580 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
4581 (ashldi3): Use shladd.
4582 * config/ia64/ia64-protos.h: Update.
4584 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
4586 * toplev.c (independent_decode_option): Always process -g.
4587 Remove third argument, now unused. Adjust caller to match.
4589 2000-08-18 Richard Henderson <rth@cygnus.com>
4591 * combine.c (make_compound_operation): Break after creating
4594 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
4596 * cpplib.c (cpp_register_pragma_space): Just return if the
4597 namespace is already registered.
4599 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
4601 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
4602 constant amount. Do not generate ROTL instruction.
4604 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
4606 * config/sh/elf.h: Do not include sh/sh.h.
4607 * config/sh/rtems.h: Likewise.
4608 * config/sh/rtemself.h: Do not include sh/elf.h.
4609 * configure.in: Get them included with `tm_file's.
4610 * configure: Rebuilt.
4612 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
4613 * config/sh/sh.c (fpscr_set_from_mem): Use them.
4615 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4617 * stor-layout.c (compute_record_type): Don't use mode of single
4618 field as mode of record if not integer mode of same type.
4620 * regmove.c (perhaps_ends_bb_p): New function.
4621 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
4622 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
4623 (fixup_match_1): Likewise.
4624 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
4625 avoid signed/unsigned warnings.
4627 * function.c (fixup_var_refs_1, case MEM): Update CODE after
4630 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
4632 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
4633 (_cpp_trigraph_map): Declaration moved from cpplex.c
4635 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
4636 instead of 256. Use consistent test for designated initializers.
4637 (cpp_init): Initialize trigraph_map.
4638 (initialize_standard_includes, parse_option): Use memcmp
4641 * cpplex.c (init_trigraph_map): Remove.
4642 (trigraph_ok, trigraph_replace, lex_line): Refer to
4645 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
4646 (do_unassert): Remove unused "next" local.
4648 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
4650 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
4652 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
4655 2000-08-17 Richard Henderson <rth@cygnus.com>
4657 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
4658 the first insn in a sequence.
4660 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
4662 * alias.c (true_dependence, write_dependence_p): A read
4663 involving a label_ref or the constant pool doesn't create
4666 * rtl.h (unchanging): Improve documentation.
4668 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
4670 * cse.c (insert_regs): Remove unused `regno'.
4672 2000-08-17 Neil Booth <NeilB@earthling.net>
4674 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
4675 remove_dup_dirs. If qtail == brack, remove brack not
4677 (remove_dup_dir, remove_dup_dirs): New functions.
4679 2000-08-17 Neil Booth <NeilB@earthling.net>
4681 * cppinit.c (cpp_cleanup): Free include dir chains.
4682 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
4683 (do_unassert): Free the assert with _cpp_free_definition.
4684 * cppmacro.c (_cpp_free_definition): Free memory allocated for
4685 assertions. Make the node a T_VOID node.
4687 2000-08-17 Neil Booth <NeilB@earthling.net>
4689 * cppinit.c (path_include, append_include_chain):
4690 Remove 2nd parameter (struct cpp_pending *).
4691 (path_include, initialize_standard_includes, cpp_handle_option):
4692 Update callers appropriately.
4693 (cpp_handle_option): Use pend.
4695 2000-08-17 Neil Booth <NeilB@earthling.net>
4697 * cppinit.c (sort_options): Remove, put functionality in
4700 (initialize_builtins): Free memory.
4701 (cpp_start_read): Move init_IStable to cpp_init.
4703 * cpplib.h (cpp_init): New prototype.
4704 * cppmain.c (main): Call cpp_init.
4706 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
4708 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
4709 (rtx_unstable_p, rtx_varies_p): Process vectors.
4711 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
4713 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
4714 references to GLOBAL symbols. Use LOCAL where appropriate.
4716 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4718 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
4719 use t-aix41 when host == target.
4721 2000-08-16 Richard Henderson <rth@cygnus.com>
4723 * reload.c (push_secondary_reload): Revert last change.
4724 If we use a reload_in/out pattern, make the when the same
4725 as the primary reload.
4726 (find_reloads): Likewise.
4728 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
4730 * configure.in (libstdcxx-v3): Fix test.
4731 * configure: Regenerate.
4733 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4735 * calls.c (calls_function_1, expand_call): Only test
4736 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
4737 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4739 2000-08-16 Richard Henderson <rth@cygnus.com>
4741 * combine.c (simplify_shift_const): Revert previous two
4742 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
4743 before the main loop.
4745 2000-08-15 Richard Henderson <rth@cygnus.com>
4747 * combine.c (simplify_shift_const): Bound shift count when
4750 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4752 * calls.c (ECF_SP_DEPRESSED): New macro.
4753 (calls_function_1): Treat calling sp-depressed function as alloca.
4754 (emit_call_1): Don't adjust SP if calling sp-depressed function.
4755 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
4756 If sp-depressed, ensure block saves and restores SP.
4757 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
4759 * function.c (keep_stack_depressed): New function.
4760 (thread_prologue_and_epilogue_insns): Call it.
4761 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
4762 to print DECL_OFFSET_ALIGN.
4763 Print no-force-blk and transparent-union flags properly.
4764 * stmt.c (expand_goto_internal): Don't restore stack if last block
4765 and function returns with sp depressed.
4766 (fixup_gotos): Likewise.
4767 (save_stack_pointer): New function, from code in expand_decl.
4768 (expand_decl): Call new function.
4769 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
4770 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
4771 (save_stack_pointer): New declaration.
4773 * diagnostic.c (fatal_function): New variable.
4774 (set_fatal_function): New function.
4776 * diagnostic.h (set_fatal_function): New declaration.
4778 2000-08-15 William Cohen <wcohen@redhat.com>
4780 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
4781 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
4782 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
4784 2000-08-15 Richard Henderson <rth@cygnus.com>
4786 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
4788 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4790 * arm.c (arm_function_ok_for_sibcall): New function.
4791 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
4792 * arm.md (call expanders): Don't check here for calls that can't
4795 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4797 * arm.md (splits generating cond_exec): Disable.
4799 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4801 * arm/linux-elf.h (text_section): Delete declaration.
4803 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
4805 ARM support for unordered FP operations.
4806 * arm-protos.h (arm_comparison_operator): Declare.
4807 * arm.c (arm_comparison_operator): New function.
4808 (arm_select_cc_mode): Add unordered comparison codes.
4809 (get_arm_condition_code): Likewise.
4810 (arm_final_prescan_insn): Can't handle unordered jumps that can't
4811 be done in one insn.
4812 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
4813 * arm.md (all uses of comparison_operator): Replace with
4814 arm_comparison_operator.
4815 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
4817 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
4820 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
4822 * gthr-posix.h: Conditionally include <sched.h>; include
4823 <config.h> from libobjc/.
4825 2000-08-14 Richard Henderson <rth@cygnus.com>
4827 * config/i386/i386.c (legitimize_pic_address): Use Pmode
4830 2000-08-14 Richard Henderson <rth@cygnus.com>
4832 * configure.in (ia64-*): Set float_format for i386 long double.
4834 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
4835 as we would for i386 XFmode.
4836 (PUT_REAL): Likewise.
4837 (endian, ereal_atof, real_value_truncate): Likewise.
4838 (ereal_isneg, toe64, etens, make_nan): Likewise.
4839 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
4841 * config/ia64/ia64-protos.h: Update.
4842 * config/ia64/ia64.c (general_tfmode_operand): New.
4843 (destination_tfmode_operand): New.
4844 (tfreg_or_fp01_operand): New.
4845 (ia64_split_timode): New.
4846 (spill_tfmode_operand): New.
4847 (ia64_expand_prologue): Use TFmode not XFmode.
4848 (ia64_expand_epilogue): Likewise.
4849 (ia64_function_arg): Likewise.
4850 (ia64_function_arg_advance): Likewise.
4851 (ia64_return_in_memory): Likewise.
4852 (ia64_function_value): Likewise.
4853 (ia64_print_operand): Likewise.
4854 (ia64_register_move_cost): Set GR<->FR to 5.
4855 (ia64_secondary_reload_class): Get GR for TImode memory op.
4856 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
4857 (ROUND_TYPE_ALIGN): Remove.
4858 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
4859 (INTEL_EXTENDED_IEEE_FORMAT): Define.
4860 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
4861 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
4862 (MODES_TIEABLE_P): Use TFmode, not XFmode.
4863 (CLASS_MAX_NREGS): Likewise.
4864 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
4865 (PREDICATE_CODES): Update.
4866 * config/ia64/ia64.md (movti): New.
4867 (movti_internal): Use a clobber for memory alternatives.
4868 (reload_inti, reload_outti): New.
4869 (movsfcc_astep): Predicate properly.
4870 (movdfcc_astep): Likewise.
4873 (extendsftf2, extenddftf2): New.
4874 (trunctfsf2, trunctfdf2): New.
4875 (floatditf2, fix_trunctfdi2): New.
4876 (floatunsditf2, fixuns_trunctfdi2): New.
4877 (addtf3, subtf3, multf3, abstf2): New.
4878 (negtf2, nabstf2, mintf3, maxtf3): New.
4879 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
4881 (fr_spill): Use TFmode, not XFmode.
4882 (fr_restore): Likewise.
4883 * config/ia64/lib1funcs.asm (__divtf3): New.
4884 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
4886 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4888 * cse.c (fold_rtx): Avoid empty body in an if-statement.
4890 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
4891 `U' integer constant suffix.
4893 * dwarf2out.c (add_subscript_info): Avoid empty body in an
4896 * sparc/sol2.h (__enable_execute_stack): Prototype.
4898 2000-08-14 David Edelsohn <edelsohn@gnu.org>
4900 * collect2.c: Remove use of AIX import file.
4902 * longlong.h: Test ARCH_PWR not ARCH_POWER.
4904 * rs6000.c (print_operand, case 'E'): Add else.
4906 2000-08-14 Richard Henderson <rth@cygnus.com>
4908 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
4909 (movdi_symbolic): New.
4911 2000-08-14 Jim Wilson <wilson@cygnus.com>
4913 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
4914 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
4915 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
4918 2000-08-14 Richard Henderson <rth@cygnus.com>
4920 * expr.c (emit_group_load): Don't force constants into registers.
4921 Special case source already in the correct mode.
4923 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
4925 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
4926 * fixinc/inclhack.def: Likewise.
4927 * fixinc/mkfixinc.sh: Likewise.
4928 * configure: Regenerate.
4929 * fixinc/fixincl.x: Regenerate.
4930 * install.texi: Document equivalence of linux and linux-gnu.
4932 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4934 * cse.c (insert_regs): Also in REG case: When finding an invalid
4935 value, and we make a new quantity, make sure that it won't be
4936 mistaken by for a valid one by mention_regs.
4938 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
4940 * h8300.md: Remove obsolete peepholes.
4942 2000-08-13 Kazu Hirata <kazu@hxi.com>
4944 * invoke.texi (H8/300 Options): Fix typos.
4945 * config/h8300.c: Fix formatting.
4946 * config/h8300.h: Fix comment typos.
4947 (OVERRIDE_OPTIONS): Fix formatting.
4949 * function.c: Fix formatting.
4951 * cse.c: Fix formatting.
4953 2000-08-13 Geoff Keating <geoffk@cygnus.com>
4955 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
4956 (attempt_auto_inc): Suppress parentheses warning.
4957 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
4958 * loop.c (load_mems): Remove `u' suffix in two places.
4959 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
4961 * config/rs6000/rs6000.h: Likewise.
4962 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
4963 __eabi dummy routine.
4964 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
4967 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
4968 not put stuff in .sdata unnecessarily.
4969 (rs6000_unique_section): New function.
4970 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
4971 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
4973 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
4974 arrays in C99. Don't try to look at DECL_REGISTER of a
4975 COMPONENT_REF. Don't complain twice about the same error.
4977 * fixinc/inclhack.def (aix_pthread): New fix.
4978 (aix_sysmachine): New fix.
4979 * fixinc/fixincl.x: Regenerate.
4981 * expr.c (expand_expr): Call convert_modes when turning a large
4982 multiply into a small one.
4984 2000-08-12 Geoff Keating <geoffk@cygnus.com>
4986 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
4987 the tree structure an exponent rather than an explicit alignment
4988 so it doesn't overflow.
4989 (SET_DECL_OFFSET_ALIGN): New macro.
4990 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
4991 rather than DECL_OFFSET_ALIGN.
4992 (place_field): Likewise.
4993 * expmed.c (store_bit_field): Abort on align==0 to avoid
4994 antisocial machine behaviour.
4996 2000-08-12 Richard Henderson <rth@cygnus.com>
4998 * sibcall.c (uses_addressof): Accept both addressof and
4999 current_function_internal_arg_pointer inside a mem.
5000 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
5001 if current_function_uses_addressof.
5002 * stmt.c (expand_return): Kill tail recursion and HAVE_return
5005 2000-08-11 Richard Henderson <rth@cygnus.com>
5007 * config/ia64/ia64.md (addsi3): Remove expander.
5008 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
5009 (*addsi3_shladd): New.
5011 2000-08-11 Richard Henderson <rth@cygnus.com>
5013 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
5014 (do_restore): Likewise.
5015 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
5016 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
5017 (rtx_needs_barrier): Track actual bit manipulation for
5018 ar.unat moves, gr_spill, and gr_restore.
5019 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
5020 (process_set): Don't handle varargs spills.
5021 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
5022 .mem.offset here instead of in process_set.
5023 (gr_restore): Likewise.
5025 2000-08-11 Richard Henderson <rth@cygnus.com>
5027 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
5029 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
5031 * gcc.texi (The Configuration File): Document
5032 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
5033 UPDATE_PATH_HOST_CANONICALIZATION.
5035 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5037 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
5038 unprototyped function pointer casts on integer constants.
5040 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
5042 * fixproto: Recognize DOS paths with drive letters as absolute paths.
5044 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
5046 * extend.texi (Volatiles): Fix typos.
5048 2000-08-11 Kazu Hirata <kazu@hxi.com>
5050 * flow.c: Fix formatting.
5052 2000-08-11 Richard Henderson <rth@cygnus.com>
5054 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
5055 pattern, always allocate a tertiary scratch register.
5057 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
5058 (reload_inhi): Likewise.
5060 2000-08-11 Richard Henderson <rth@cygnus.com>
5062 * function.c (put_reg_into_stack): Allow type to be NULL.
5063 (schedule_fixup_var_refs): Likewise.
5064 (gen_mem_addressof): Allow decl to be NULL.
5065 (put_addressof_into_stack): Likewise.
5067 * flow.c (merge_blocks_nomove): Be more careful about
5068 locating the beginning of block A.
5070 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
5072 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
5077 * config.in: Reverted the check for <sched.h>.
5079 2000-08-10 Chris Demetriou <cgd@sibyte.com>
5081 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
5082 macros define the name of CTOR and DTOR sections.
5083 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
5084 DTOR_LIST_END): Change to use attributes to specify
5086 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
5087 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
5088 DTOR_LIST_END): Same as in mips/elf.h.
5090 2000-08-10 Drew Moseley <dmoseley@redhat.com>
5092 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
5093 disabling just crt0.o.
5095 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
5097 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
5098 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
5099 (EXTRA_SPECS): Add them.
5100 * arm/lib1funcs.asm: Support builds for interworking.
5101 Use macros to eliminate duplicated pieces of code.
5103 2000-08-10 Kazu Hirata <kazu@hxi.com>
5105 * h8300.c (expand_a_rotate): New.
5106 (emit_a_rotate): Likewise.
5107 (h8300_adjust_insn_length): Add support for the rotate insns.
5108 * h8300.md (rotlqi3): New.
5109 (*rotlqi3_1): Likewise.
5110 (rotlhi3): Likewise.
5111 (*rotlhi3_1): Likewise.
5112 (rotlhi3): Likewise.
5113 (*rotlhi3_1): Likewise.
5114 * h8300-proto.h: Add prototypes for expand_a_rotate and
5117 * h8300.c: Fix comment typos.
5118 (dosize): Declare the variable amount as unsigned.
5119 (get_shift_alg): Fix a comparison between signed and unsigned.
5120 (emit_a_shift): Likewise.
5121 (h8300_adjust_insn_length): Simplify the code.
5123 * c-decl.c: Fix formatting.
5125 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5127 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
5128 warning about non-traditional numeric constant suffixes.
5130 * cppexp.c (parse_number): Likewise.
5132 * invoke.texi: (-Wtraditional): Document new behavior.
5134 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
5136 * gthr-posix.h: Include auto-host.h. Conditionally include
5138 * configure.in: Check for the <sched.h> header file.
5139 * config.in: Added define for HAVE_SCHED_H.
5141 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5143 * c-typeck.c (process_init_element): For -Wtraditional, warn about
5144 initialization of unions.
5146 * invoke.texi (-Wtraditional): Document new behavior.
5148 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
5150 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
5151 instead of extra_c_flags.
5152 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
5153 * configure: Regenerate.
5154 * config.in: Regenerate.
5156 * cpperror.c (cpp_type2name): New function.
5157 * cpplex.c (lex_line): If we issued an error for an invalid
5158 preprocessing directive, discard that logical line.
5159 * cpplib.c (do_line): Call a hook function if the current file
5160 is renamed by #line.
5161 (do_ident): Pass the contents of the string, not the entire
5162 token, to the callback function.
5163 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
5164 (cb.rename_file): New hook function.
5165 (cb.ident): Adjust prototype.
5166 (cpp_type2name): Prototype.
5167 * cppmacro.c (dump_macro_args): Correct precedence lossage.
5169 * cppmain.c (cb_ident): Update for changed interface.
5170 (cb_rename_file): New function.
5171 (main): Set rename callback.
5173 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
5175 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
5176 multi-word registers.
5178 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
5180 * c-common.c (combine_strings, check_format_info): Refer to ISO C
5181 or ISO C89 instead of ANSI C.
5182 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
5183 build_enumerator, do_case): Likewise.
5184 * c-lex.c (parse_float, yylex): Likewise.
5185 * c-parse.in: Likewise.
5186 * c-typeck.c (common_type, build_array_ref, build_binary_op,
5187 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
5188 build_c_cast, convert_for_assignment, set_init_index,
5189 set_init_label, c_expand_start_case): Likewise.
5190 * toplev.c (documented_lang_options, display_help): Likewise.
5192 2000-08-08 Kazu Hirata <kazu@hxi.com>
5194 * h8300.c: Fix formatting.
5195 * h8300.h: Likewise.
5196 * h8300.md: Likewise.
5197 (movsi_h8300hs): Fix formatting of the resulting assembly code.
5199 * reload1.c: Fix formatting.
5201 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
5203 * alpha/alpha.c (alpha_emit_xfloating_libcall):
5204 Use GEN_CALL_VALUE define.
5205 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
5206 * clipper/clipper.md (untyped_call): Likewise.
5207 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
5208 * fx80/fx80.md (untyped_call): Likewise.
5209 * mips/mips.md (untyped_call): Likewise.
5210 * ns32k/ns32k.md (untyped_call): Likewise.
5211 * pa/pa.md (untyped_call): Likewise.
5212 * romp/romp.md (untyped_call): Likewise.
5213 * sparc/sparc.md (untyped_call): Likewise.
5215 2000-08-08 Jason Eckhardt <jle@cygnus.com>
5217 * config/i860/i860.c (singlemove_string): Do not generate assembler
5218 pseudo instructions that must be expanded (that is, with signed
5219 constants larger than 16 bits).
5221 2000-08-08 Richard Henderson <rth@cygnus.com>
5223 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
5224 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
5225 (init_propagate_block_info): Don't kill memory stores at -O0.
5226 (mark_set_1, mark_used_regs): Likewise.
5228 2000-08-08 David Edelsohn <edelsohn@gnu.org>
5230 * rs6000.c (optimization_options): Decorate 'level' as
5232 (mask64_operand): Remove sign-extend thinko.
5233 (rldic_operand): New function.
5234 (load_multiple_operation): regno's are unsigned ints.
5235 (store_multiple_operation): Likewise.
5236 (lmw_operation): Likewise.
5237 (stmw_operation): Likewise.
5238 (includes_lshift_p): shift_mask is unsigned int.
5239 (includes_lshift64_p): New function.
5240 (addrs_ok_for_quad_peep): unsigned int reg1.
5241 (print_operand): Consistently add "else" after
5242 output_operand_lossage().
5243 (print_operand, case 'b'): Fold in case 'W'.
5244 (print_operand, case 'W'): Print rldic MB value.
5245 (output_epilogue): Update Objective-C language string.
5246 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
5247 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
5248 * rs6000.md (ashldi3): Add rldic instruction.
5249 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
5250 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
5253 2000-08-08 Richard Henderson <rth@cygnus.com>
5255 * config/ia64/ia64-protos.h: Remove duplicates. Update
5256 for massive code rearrangements.
5257 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
5258 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
5259 (ia64_local_regs, ia64_need_regstk): Remove.
5260 (ar_ccv_reg_operand): New.
5261 (ia64_gp_save_reg): New.
5262 (struct ia64_frame_info): Combine most of the size elements;
5263 add new gr save elements.
5264 (find_gr_spill): New.
5265 (next_scratch_gr_reg): New.
5266 (mark_reg_gr_used_mask): New.
5267 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
5268 to GR backing store regs when possible.
5269 (ia64_initial_elimination_offset): New.
5270 (ia64_rap_fp_offset): Remove.
5271 (save_restore_insns): Remove.
5272 (setup_spill_pointers): New.
5273 (finish_spill_pointers): New.
5274 (spill_restore_mem): New.
5275 (do_spill, do_restore): New.
5276 (ia64_expand_prologue): Rewrite to use them.
5277 (ia64_expand_epilogue): Likewise.
5278 (ia64_direct_return): Update for current_frame_info changes.
5279 (ia64_function_prologue): Simplify .prologue emission. Emit
5281 (ia64_setup_incoming_varargs): Don't ever emit rtl.
5282 (ia64_dbx_register_number): New.
5283 (ia64_initialize_trampoline): New.
5284 (ia64_secondary_reload_class): Request GR_REGS for integer
5285 arithmetic destined for FR_REGS.
5286 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
5287 (ia64_mark_machine_status): Mark ia64_gp_save.
5288 (rws_access_regno): Rename from rws_access_reg; don't treat
5289 predicates specially.
5290 (rws_access_reg): New. Update all callers.
5291 (rtx_needs_barrier): Remove dead unspecs.
5292 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
5293 (ia64_encode_section_info): Silence signed/unsigned warnings.
5294 (spill_offset, sp_offset, spill_offset_emitted): Remove.
5295 (tmp_reg, tmp_saved): Remove.
5296 (process_set): Rewrite to expect complicated bits via
5297 REG_FRAME_RELATED_EXPR.
5298 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
5299 in the use of ar.ccv; never set RTX_UNCHANGING_P.
5300 (ia64_expand_op_and_fetch): Likewise.
5301 (ia64_expand_compare_and_swap): Likewise.
5302 (ia64_expand_builtin): Likewise.
5303 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
5304 (FIRST_PSEUDO_REGISTER): Update.
5305 (AR_M_REGNO_P): Update.
5306 (FIXED_REGS): Don't mark three local registers as used.
5307 (EXTRA_CC_MODES): New.
5308 (SELECT_CC_MODE): New.
5309 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
5310 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
5311 (FRAME_GROWS_DOWNWARD): Unset.
5312 (STARTING_FRAME_OFFSET): Zero.
5313 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
5314 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
5315 (HARD_FRAME_POINTER_REGNUM): New.
5316 (CAN_DEBUG_WITHOUT_FP): Define.
5317 (TRAMPOLINE_TEMPLATE): Remove.
5318 (TRAMPOLINE_SIZE): Lower to 32.
5319 (TRAMPOLINE_ALIGNMENT): Lower to 64.
5320 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
5321 (PREDICATE_CODES): Update.
5322 (struct machine_function): Add ia64_gp_save.
5323 * config/ia64/ia64.md: Purge unused unspecs.
5324 (movsi patterns): Allow moves to/from AR_M_REGS.
5325 (movdi patterns): Allow moves to/from p0.
5326 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
5327 (gr_spill, gr_restore): Indicate ar.unat read/written.
5328 (nonlocal_goto): Don't pass old frame_pointer.
5329 (nonlocal_goto_receiver): Remove.
5330 (exception_receiver): New.
5331 (builtin_setjmp_setup): New.
5332 (builtin_setjmp_receiver): New.
5333 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
5334 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
5335 (__ia64_restore_stack_nonlocal): Likewise.
5336 (__ia64_trampoline): New.
5337 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
5339 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
5341 2000-08-08 Richard Henderson <rth@cygnus.com>
5343 * frame.h (ia64_frame_state): Add my_psp.
5344 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
5345 (__throw): Pass it in. Don't clobber r7.
5346 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
5347 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
5348 and nothing to do with sp.
5349 (normalize_reg_loc): Use frame->my_psp.
5350 (frame_translate): Handle frame-pointer-less functions. Set
5351 spill_base correctly, in absence of being told.
5352 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
5353 (__ia64_backtrace_helper): New sp argument. Use
5354 builtin_return_address instead of label addresses.
5355 (print_record) [mem_stack_v]: No size member.
5357 2000-08-08 Richard Henderson <rth@cygnus.com>
5359 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
5361 2000-08-08 Richard Henderson <rth@cygnus.com>
5363 * tm.texi (LOCAL_REGNO): Document.
5364 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
5365 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
5366 * reload1.c (reload): Likewise when considering nonlocal labels.
5368 * config/ia64/ia64.h (LOCAL_REGNO): New.
5369 * config/sparc/sparc.h (LOCAL_REGNO): New.
5371 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
5373 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
5375 2000-08-07 Nick Clifton <nickc@redhat.com>
5377 * config/mips/mips.c: Fix compile time warning messages.
5378 * config/mips/mips-protos.h: Add prototype for equality_op.
5380 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
5382 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
5384 * mn10300.md: Use nonimmediate_operand instead of general_operand
5387 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
5389 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
5391 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
5392 * sh.c (expand_block_move): Break long lines.
5393 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
5394 * sh.md (mulsi3): Likewise.
5395 (movdi): Adjust spacing.
5397 2000-08-07 Richard Henderson <rth@cygnus.com>
5399 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
5400 * expr.c (emit_group_store): Don't set it.
5402 2000-08-07 Kazu Hirata <kazu@hxi.com>
5404 * invoke.texi (Options for Debugging Your Program or GCC): Remove
5405 duplicate entries for 'w' and 'z'.
5407 * flow.c: Fix a comment typo.
5409 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
5411 * c-parse.in: Changed the language string for Objective-C to "GNU
5414 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
5416 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
5417 to improve the Posix thread support for Objective-C.
5419 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
5421 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
5422 CTI_UNSIGNED_PTRDIFF_TYPE.
5423 (signed_size_type_node): Define.
5424 (unsigned_ptrdiff_type_node): Define.
5425 * c-decl.c (init_decl_processing): Create the
5426 signed_size_type_node and unsigned_ptrdiff_type_node types.
5427 * c-common.c (T_SC): Define.
5430 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
5431 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
5433 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
5434 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
5435 flags for %c, %s and %[.
5436 (check_format_info): Only allow leniency for signedness of targets
5437 of character pointers (when pedantic) for formats flagged with
5438 "c", so for strings but not for %hh formats. When pedantic, don't
5439 allow character pointers to substitute for void pointers if a
5440 second level of indirection is present.
5442 2000-08-06 Kazu Hirata <kazu@hxi.com>
5444 * invoke.texi (Options for Debugging Your Program or GCC): Update
5445 the names of dump files.
5447 * h8300.c (dosize): Rearrange code for conciseness.
5448 (split_adds_subs): Likewise.
5450 * loop.c: Fix formatting.
5452 * dwarf2out.c: Fix formatting.
5454 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
5456 * expr.c: Fix formatting.
5458 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5460 * rs6000.c (rs6000_maybe_dead): Prototype.
5462 2000-08-06 Richard Henderson <rth@cygnus.com>
5464 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
5465 HAVE_nonlocal_goto as well.
5466 * config/i960/i960.md (nonlocal_goto): Don't do it here.
5467 * config/pj/pj.md (nonlocal_goto): Likewise.
5469 2000-08-07 Michael Hayes <mhayes@cygnus.com>
5471 * loop.c (try_swap_copy_prop): New function.
5472 (load_mems): Rename copies to load_copies and add new regset
5473 store_copies. Check for sets of shadow registers and mark
5474 in store_copies. Call try_swap_copy_prop for registers
5475 marked in store_copies.
5477 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
5479 * objc/objc-act.c: New command line option -fconstant-string-class
5480 to allow specifying a user defined constant string class,
5481 different from NXConstantString.
5483 * toplev.c: Moved the Objective-C specific options to
5484 objc/lang-options.h.
5486 * objc/lang-options.h: Moved the Objective-C specific options from
5487 toplev.c. Added -fconstant-string-class.
5489 2000-08-05 Chris Demetriou <cgd@sibyte.com>
5491 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
5492 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
5493 __CTOR_LIST__ from func_ptr array to just func_ptr, to
5494 avoid extra alignment imposed on arrays.
5495 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
5496 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
5498 * mips.h: Clean up comments and spacing near MASKs.
5499 (TARGET_UNIX_ASM): Delete.
5500 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
5501 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
5504 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
5506 * c-common.c (print_char_table): Add entries for the X/Open '
5507 format flag (print decimals with locale's thousands grouping
5508 character). Make %C expect wint_t.
5509 (check_format_info): If pedantic, warn when the %n$ operand
5510 number form is used. Allow for the ' flag; warn about it if
5513 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
5515 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
5516 type is a float mode, cfun->decl's return type is not, and
5517 TARGET_FLOAT_RETURNS_IN_80387.
5519 2000-08-04 Andreas Schwab <schwab@suse.de>
5521 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
5522 token list, which are always `#' and `pragma'.
5524 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
5526 * tree.c (tree_expr_nonnegative_p): Move to...
5527 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
5528 (rtl_expr_nonnegative_p): New.
5529 * tree.h: Add prototype for rtl_expr_nonnegative_p.
5531 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
5532 CONST_DOUBLE_CHAIN: Move to...
5533 * rtl.h: ...here. Use XCINT/XCEXP.
5535 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
5536 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
5537 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
5540 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
5542 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5544 * config/c4x/c4x.md (return_indirect_internal): New.
5545 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
5547 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5549 * c-common.c (time_char_table): Mark up formats added in C99 and
5550 make other corrections. %D and %g were added in C99. %Og is an
5551 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
5552 C99. %e was added in C99. %Oj is an extension. %G and %z are in
5553 C99 rather than GNU extensions, but %OG and %Oz are extensions.
5554 %h was added in C99. %C was added in C99. %OY and %OC are
5555 extensions. Add the C99 format %F.
5556 (check_format_info): If pedantic and not in C99 mode, warn for C99
5559 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5561 * function.c (schedule_fixup_var_refs): New function, broken out
5562 of put_reg_into_stack.
5563 (put_reg_into_stack): Use it.
5564 (put_var_into_stack): In CONCAT case, fixup up references for
5565 components only after fixing up references to the whole concat.
5567 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
5569 * alias.c (mark_constant_function): Use INSN_P.
5570 (init_alias_analysis): Likewise.
5571 * combine.c (combine_instructions): Use INSN_P.
5572 (can_combine_p): Likewise.
5573 (try_combine): Likewise.
5574 (distribute_notes): Likewise.
5575 (distribute_links): Likewise.
5576 * cse.c (cse_around_loop): Use INSN_P.
5577 (invalidate_skipped_block): Likewise.
5578 (cse_set_around_loop): Likewise.
5579 (cse_end_of_basic_block): Likewise.
5580 (delete_trivially_dead_insns): Likewise.
5581 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
5582 (unshare_all_rtl_1): Likewise.
5583 (next_cc0_user): Likewise.
5584 (try_split make_insn_raw): Likewise.
5585 (remove_unnecessary_notes): Likewise.
5586 * final.c (shorten_branches): Use INSN_P.
5587 (leaf_renumber_regs): Likewise.
5588 (leaf_renumber_regs_insn): Likewise.
5589 * flow.c (find_label_refs): Use INSN_P.
5590 (verify_wide_reg): Likewise.
5591 (notice_stack_pointer_modification): Likewise.
5592 (count_or_remove_death_notes): Likewise.
5593 (verify_flow_info): Likewise.
5594 (clear_log_links): Likewise.
5595 * function.c (fixup_var_refs_insns): Use INSN_P.
5596 (compute_insns_for_mem): Likewise.
5597 * gcse.c (alloc_gcse_mem): Use INSN_P.
5598 (compute_sets): Likewise.
5599 (compute_hash_table): Likewise.
5600 (classic_gcse): Likewise.
5602 (insert_insn_end_bb): Likewise.
5603 (delete_null_pointer_checks_1): Likewise.
5604 * global.c (expand_preferences): Use INSN_P.
5605 (build_insn_chain): Likewise.
5606 * graph.c (node_data): Use INSN_P.
5607 * haifa-sched.c (priority): Use INSN_P.
5608 (rm_line_notes): Likewise.
5609 (rm_other_notes): Likewise.
5610 (find_insn_reg_weight): Likewise.
5611 (init_target_units): Likewise.
5612 (schedule_block): Likewise.
5613 (compute_block_forward_dependences): Likewise.
5614 (debug_dependencies): Likewise.
5615 (set_priorities): Likewise.
5616 * integrate.c (function_cannot_inline_p): Use INSN_P.
5617 (save_parm_insns): Likewise.
5618 (copy_insn_list): Likewise.
5619 * jump.c (mark_all_labels): Use INSN_P.
5620 (never_reached_warning): Likewise.
5621 * lcm.c (optimize_mode_switching): Use INSN_P.
5622 * local-alloc.c (validate_equiv_mem): Use INSN_P.
5623 (memref_used_between_p): Likewise.
5624 (update_equiv_regs): Likewise.
5625 (block_alloc): Likewise.
5626 (no_conflict_p): Likewise.
5627 * loop.c (scan_loop): Use INSN_P.
5628 (find_and_verify_loops): Likewise.
5629 (count_loop_regs_set): Likewise.
5630 (loop_reg_used_before_p): Likewise.
5631 (strength_reduce): Likewise.
5632 (recombine_givs): Likewise.
5633 (check_dbra_loop): Likewise.
5634 (load_mems): Likewise.
5635 (try_copy_prop): Likewise.
5636 * print-rtl.c (print_rtx): Use INSN_P.
5637 * recog.c (find_single_use): Use INSN_P.
5638 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
5639 (next_flags_user): Likewise.
5640 (swap_rtx_condition): Likewise.
5641 * regmove.c (mark_flags_life_zones): Use INSN_P.
5642 (optimize_reg_copy_1): Likewise.
5643 (optimize_reg_copy_2): Likewise.
5644 (optimize_reg_copy_3): Likewise.
5645 (reg_is_remote_constant_p): Likewise.
5646 (fixup_match_2): Likewise.
5647 (regmove_optimize): Likewise.
5648 (fixup_match_1): Likewise.
5649 * regrename.c (build_def_use): Use INSN_P.
5650 (replace_reg_in_block): Likewise.
5651 (consider_use): Likewise.
5652 * reload.c (find_equiv_reg): Use INSN_P.
5653 * reload1.c (reload): Use INSN_P.
5654 (maybe_fix_stack_asms): Likewise.
5655 (calculate_needs_all_insns): Likewise.
5656 (reload_as_needed): Likewise.
5657 (emit_output_reload_insns): Likewise.
5658 (delete_address_reloads_1): Likewise.
5659 (reload_cse_regs_1): Likewise.
5660 (reload_combine): Likewise.
5661 (reload_cse_move2add): Likewise.
5662 * reorg.c (redundant_insn): Use INSN_P.
5663 (dbr_schedule): Likewise.
5664 * resource.c (find_dead_or_set_registers): Use INSN_P.
5665 (mark_target_live_regs): Likewise.
5666 * rtlanal.c (reg_used_between_p): Use INSN_P.
5667 (reg_referenced_between_p): Likewise.
5668 (reg_set_between_p): Likewise.
5669 (reg_set_p): Likewise.
5670 (single_set): Likewise.
5671 (multiple_sets): Likewise.
5672 (find_last_value): Likewise.
5673 (reg_set_last): Likewise.
5674 (find_reg_note): Likewise.
5675 (find_regno_note): Likewise.
5676 * sibcall.c (sequence_uses_addressof): Use INSN_P.
5677 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
5678 * ssa.c (find_evaluations): Use INSN_P.
5679 (rename_block): Likewise.
5680 (rename_equivalent_regs): Likewise.
5681 * unroll.c (loop_find_equiv_value): Use INSN_P.
5682 (set_dominates_use): Likewise.
5683 * varasm.c (mark_constant_pool): Use INSN_P.
5684 (mark_constants): Likewise.
5685 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
5686 (alphaev4_next_group): Likewise.
5687 (alphaev5_next_group): Likewise.
5688 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
5689 (c4x_rptb_rpts_p): Likewise.
5690 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
5691 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
5692 (rs6000_adjust_priority): Likewise.
5693 * config/sh/sh.c (sh_loop_align): Use INSN_P.
5694 (machine_dependent_reorg): Likewise.
5695 (split_branches): Likewise.
5696 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
5698 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
5700 * combine.c (recog_for_combine): Remove the old notes
5701 prior to attempting to recognize the new pattern.
5702 (distribute_notes): Ignore REG_NONNEG notes.
5704 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
5706 * varasm.c (output_constructor): Add .align 0 for packed vars.
5708 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5710 * configure.in: Use default thread_file even when enable_threads is
5711 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
5712 * configure: Rebuilt.
5714 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
5716 2000-08-04 Donn Terry (donnte@microsoft.com)
5718 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
5720 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
5722 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
5723 Delete code that conditionally modifies 'version'.
5724 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
5725 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
5726 * gcc.c (main): Use it.
5727 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
5728 * prefix.c (update_path): Use it.
5729 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
5730 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
5731 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
5733 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
5734 (SUBTARGET_SWITCHES): Adjust.
5735 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
5737 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
5739 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5741 * c-common.h (flag_isoc94): Declare.
5742 * c-decl.c (flag_isoc94): Define.
5743 (c_decode_option): Set flag_isoc94 as appropriate.
5744 * c-common.c (T_PD, T_IM, T_UIM): Define.
5745 (format_char_info): Add tlen and jlen.
5746 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
5748 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
5750 (time_char_table): Add NULL entries for %t and %j.
5751 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
5752 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
5753 Warn for printf %lf if pedantic and not C99. Don't warn for empty
5754 precision. Allow precision argument to be unsigned int. If
5755 pedantic, warn for %p passed an argument not a pointer to possibly
5756 qualified void or a possibly qualified character type, and for
5757 pointer targets of the wrong sign, except for character pointers.
5759 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5761 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
5762 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
5763 (wint_type_node): Define.
5764 * c-decl.c (WINT_TYPE): Define.
5765 (init_decl_processing): Create the wint_type_node type.
5766 * c-common.c (T_WI): Define.
5767 (print_char_table): Use T_WI for %lc format.
5769 2000-08-04 Bruce Korb <bkorb@gnu.org>
5771 * fixinc/: Verified that the MSDOS patch does not break
5772 the UNIX functionality and applied the next three patches
5775 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
5777 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
5778 output file with the temporary one by appending ".X" to generate
5779 the temporary fuile's name. If the output file already has an
5780 extension, replace it with ".X".
5782 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
5783 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
5784 reallocate the command buffer while copying the command-line
5785 argument. Redirect the output directly to the temporary file,
5786 instead of going through another temporary file.
5787 (process): Close the temporary file before unlinking it.
5788 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
5789 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
5790 (run_compiles): Pass p_fixd argument to machine_matches, as it
5793 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
5794 environment, assume there are no symlinks in the include
5795 directory. When cleaning up the DONE files, look for them
5796 case-insensitively. Don't try to remove symlinks if they aren't
5799 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
5800 all callers changed. Declare pz "const char *", to avoid compiler
5803 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
5804 Change prototype of make_raw_shell_str.
5806 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
5808 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
5809 (initialize) [__MSDOS__]: Use tempnam.
5810 (initialize): Don't use SIGPIPE if it is not defined.
5812 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
5815 2000-07-25 Bruce Korb <bkorb@gnu.org>
5817 * fixinc/fix*.[ch]: substantially reworked to make it possible
5818 to run this program without using fork(2) or pipe(2) (i.e. in
5821 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
5823 * cppdefault.h (WINT_TYPE): Define.
5824 * cppinit.c (builtin_array): Define __WINT_TYPE__.
5825 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
5826 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
5828 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
5830 * (mips_legitimate_address_p): Don't allow register+offset
5831 if the offset is large and negative, and we are compiling
5832 for 64 bit registers.
5834 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5836 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
5837 insn_code_number + 1.
5839 2000-08-04 Kazu Hirata <kazu@hxi.com>
5841 * h8300.c (function_prologue): Rearrange code for conciseness.
5842 (function_epilogue): Likewise.
5843 * h8300.h (OK_FOR_U): Fix formatting.
5845 * cse.c: Fix a comment typo. Fix formatting.
5847 2000-08-03 Richard Henderson <rth@cygnus.com>
5849 * config/i386/i386.md (return_indirect_internal): New.
5850 * config/i386/i386.c (ix86_expand_epilogue): Use it.
5852 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
5854 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
5856 (lex_line): Glue @ onto the beginning of identifiers and
5857 string constants, in Objective-C mode.
5858 (output_token, spell_token): Handle CPP_OSTRING.
5859 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
5860 beginning of a NAME or a STRING, in objc mode.
5862 * cpplib.c (get_define_node): Do not permit identifiers that
5863 begin with @ to be #defined.
5864 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
5865 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
5867 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
5868 * c-tree.h (build_objc_string): Delete prototype.
5869 * objc/objc-tree.def: Delete OBJC_STRING_CST.
5870 * c-lex.c (yylex): Use build_string for all three kinds of strings.
5872 * c-parse.in, objc/objc-act.c: Update commentary.
5874 2000-08-03 Mark Mitchell <mark@codesourcery.com>
5876 * extend.texi: Fix typo in last change.
5878 * extend.texi: Add commentary on statement-expressions and their
5879 interactions with C++.
5881 2000-08-03 Nick Clifton <nickc@cygnus.com>
5883 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
5884 * dwarf.h (LANG_JAVA): Change value to 0x000b.
5886 2000-08-03 Anthony Green <green@cygnus.com>
5888 * dwarf2out.c (gen_compile_unit_die): Add java language support.
5889 (add_bound_info): Check for java language.
5890 (is_java): New function.
5891 * dwarfout.c (output_compile_unit_die): Ditto.
5892 * dwarf.h (dwarf_source_language): Add java source language type.
5893 * dwarf2.h (dwarf_source_language): Ditto.
5895 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5897 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
5900 * i386.c (ix86_expand_branch): Mode of comparison in
5901 IF_THEN_ELSE is VOIDmode.
5903 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
5905 * gengenrtl.c, rtl.c: Avoid #elif.
5907 2000-08-03 Michael Poole <poole@troilus.org>
5909 * tm.texi (Register Classes): Clarify order of sub-initializers
5910 in REG_CLASS_CONTENTS.
5912 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5914 From SAITOH Masanobu:
5915 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
5917 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
5919 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
5920 is not supported by tradcpp and isn't actually needed for cygwin.
5922 2000-08-03 Kazu Hirata <kazu@hxi.com>
5924 * h8300.c: Fix a comment typo.
5925 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
5927 * jump.c: Fix formatting.
5929 * toplev.c: Fix formatting.
5931 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
5933 * flow.c (find_auto_inc): Verify that we've got a REG before
5934 peeking at its regno. Fail, don't abort if we can't find
5935 the increment of the desired register.
5937 * pa.md (shadd height reduction patterns/splitters): Remove.
5939 2000-08-02 Jim Wilson <wilson@cygnus.com>
5941 * config/ia64/ia64-protos.h (flag_ssa): Declare.
5942 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
5944 2000-08-02 Mark Mitchell <mark@codesourcery.com>
5946 * dce.c: Remove all uses of assert.
5947 * dwarf2out.c: Likewise.
5948 * dwarfout.c: Likewise.
5951 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5953 * gcc.h (lang_specific_driver): Constify second argument.
5954 * gcc.c (translate_options, process_command, main): Likewise.
5955 Constify variables to match. Cast second argument to
5958 * cppspec.c, gccspec.c: Adjust type of second argument to
5959 lang_specific_driver, and update code as necessary.
5961 2000-08-02 Jakub Jelinek <jakub@redhat.com>
5963 * loop.c (scan_loop): Ensure update_end label does not
5964 go away until reg_scan_update is run.
5966 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5968 * c-common.h: Prototype min_precision and c_build_qualified_type here...
5969 * c-tree.h: ... not here.
5970 * errors.h: Prototype fancy_abort.
5972 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
5973 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
5974 * regrename.c (regrename_optimize): Make control flow explicit.
5975 (replace_reg_in_block): Initialize reg_use to 0.
5977 * i386.c (legitimate_address_p): Rename error label to
5978 report_error to avoid namespace clash.
5980 2000-08-02 Kazu Hirata <kazu@hxi.com>
5982 * fold-const.c: Fix formatting.
5984 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
5986 * i386.c (legitimate_address_p): Accept other bases than
5987 pic_offset_table_rtx for GOTOFF constructs.
5989 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
5991 * i386.md (shift to lea splitter): Use const_int_operand.
5993 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
5995 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
5996 cppspec.c: Do not use 'legal' or 'illegal' in error messages
5999 * cppmain.c (cb_define, cb_undef): Don't generate any output
6000 if not done_initializing.
6001 * cpplex.c (maybe_paste_with_next): When the token after a ##
6002 is an omitted rest argument, only delete the token before it
6003 if that token is a comma. Do not warn about bogus token
6004 pastes for , ## rest_arg.
6007 * cpp.1: Regenerate.
6009 2000-08-02 Fred Fish <fnf@be.com>
6011 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
6012 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
6015 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
6016 Be directories to search path.
6018 Remove support for __declspec(dllimport) and __declspec(dllexport).
6019 This is leftover cruft from the earlier BeOS gcc port when BeOS
6020 used Microsoft's PE object file format.
6021 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
6022 * config/i386/t-beos (winnt.o): Remove Makefile frag.
6023 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
6024 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
6025 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6026 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
6027 (REDO_SECTION_INFO_P): Remove.
6028 (ASM_EXPORT_DECL): Remove.
6029 (ASM_DECLARE_FUNCTION_NAME): Remove.
6030 (ASM_DECLARE_OBJECT_NAME): Remove.
6031 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
6032 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
6033 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
6034 (STRIP_NAME_ENCODING): Remove.
6036 Remove support for obsolete version of BeOS that is no longer
6038 * configure.in (i*86-*-beospe*): Remove.
6039 * config/i386/beos-pe.h: Remove.
6041 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
6042 Mark Mitchell <mark@codesourcery.com>
6044 * Makefile.in (OBJS): Added dce.o.
6045 (ssa.o): Updated target to include ssa.h.
6047 (toplev.o): Likewise.
6048 (dce.o): Created target.
6049 * basic-block.h: Added comments.
6050 (INVALID_BLOCK): Added definition.
6051 (connect_infinite_loops_to_exit): Added declaration.
6052 Moved SSA declarations to ssa.h.
6053 * flow.c: Added inclusion of ssa.h.
6054 (struct depth_first_search_dsS, depth_first_search_ds):
6056 (compute_immediate_postdominators): Added definition.
6057 (connect_infinite_loops_to_exit): Likewise.
6058 (flow_dfs_compute_reverse_init): Likewise.
6059 (flow_dfs_compute_reverse_add_bb): Likewise.
6060 (flow_dfs_compute_reverse_execute): Likewise.
6061 (flow_dfs_compute_reverse_finish): Likewise.
6062 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
6063 (LABEL_P): Added definition.
6066 (BARRIER_P): Likewise.
6067 (JUMP_TABLE_DATA_P): Likewise.
6068 (INSN_DEAD_CODE_P): Likewise.
6069 * ssa.c: Replaced inclusions with ssa.h inclusion.
6070 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
6071 (rename_registers): Removed unnecessary variables.
6072 * ssa.h: Created by moving declarations from ssa.c and
6074 * timevar.def: Defined TV_DEAD_CODE_ELIM.
6075 * toplev.c: Added ssa.h inclusion.
6076 (dump_file_index): Added DFI_dce.
6077 (dump_file): Added "dce" entry.
6079 (f_options): Added dce entry.
6080 * invoke.texi: Document -fdce. Emphasize experimental status of
6084 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
6086 * cpperror.c (v_message): Split into _cpp_begin_message and
6087 v_message macro. All callers updated.
6088 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
6091 * cppfiles.c (cpp_syshdr_flags): New function.
6092 (read_include_file): Don't call cpp_output_tokens. Call
6094 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
6095 (cpp_reader_init): Don't initialize token_buffer. Call
6096 _cpp_init_internal_pragmas.
6097 (cpp_cleanup): Don't clear token_buffer.
6098 (cpp_start_read): Don't worry about output from -D processing.
6099 Don't call cpp_output_tokens.
6100 (cpp_finish): Don't dump macros here. Don't call
6102 * cppmacro.c (_cpp_dump_definition): Rename
6103 cpp_dump_definition. Write directly to a FILE *.
6104 (dump_funlike_macro): Delete.
6105 (dump_macro_args): New.
6107 * cpplex.c (TOKEN_LEN): Convert to inline function.
6108 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
6109 cpp_scan_line, _cpp_dump_list): Delete.
6110 (cpp_printf, cpp_output_list): New.
6111 (output_line_command): Don't worry about entering or leaving files.
6112 (cpp_scan_buffer): Just output each token as we hit it.
6113 (process_directive): Don't call cpp_output_tokens.
6114 (_cpp_glue_header_name): Don't use token_buffer.
6115 (output_token, dump_param_spelling): Write directly to a FILE *.
6117 * cpplib.c (pass_thru_directive, dump_macro_name,
6118 pragma_dispatch, do_pragma_gcc): Delete.
6119 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
6120 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
6122 (do_error, do_warning, pragma_dependency): Call
6123 _cpp_begin_message, then cpp_output_list.
6124 (cpp_register_pragma, cpp_register_pragma_space,
6125 _cpp_init_internal_pragmas): New.
6126 (do_pragma): Walk the pragmas table here.
6127 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
6128 do_pragma_dependency): Return void.
6129 (do_pragma_implementation): Moved to cppmain.c.
6131 * cpplib.h: Update prototypes.
6132 (struct cpp_reader): Remove printer, token_buffer,
6133 token_buffer_size, and limit. Add struct cb, and pragmas.
6134 (struct cpp_printer): Remove last_id and written.
6135 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
6136 CPP_ADJUST_WRITTEN): Delete.
6137 * cpphash.h: Update prototypes.
6138 (ufputs): New wrapper.
6140 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
6141 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
6142 (main): Set up callbacks. Register #pragma implementation.
6143 Dump macros from here.
6145 2000-08-01 Geoff Keating <geoffk@cygnus.com>
6147 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
6148 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
6149 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
6150 insns if they have a REG_MAYBE_DEAD note attached.
6151 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
6152 (rs6000_emit_load_toc_table): TOC loads may go dead.
6154 2000-08-01 Jim Wilson <wilson@cygnus.com>
6156 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
6157 type exists before using it. Use number of words as alignment
6159 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
6160 ia64_va_arg): Propagate ia64_function_args changes here.
6162 2000-08-01 Richard Henderson <rth@cygnus.com>
6164 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
6165 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
6167 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
6169 From Joern Rennecke:
6170 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
6171 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
6172 unless TARGET_SH3E is set.
6173 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
6175 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
6176 (ashlsi3_std): New pattern.
6177 (ashlsi3 expander): Use it for TARGET_SH3.
6178 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
6180 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
6182 * loop.c (canonicalize_condition): Use destination, not source to
6183 determine SET's mode.
6185 2000-07-31 Mark Mitchell <mark@codesourcery.com>
6187 * flow.c (clear_log_links): Fix typo.
6189 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
6191 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
6192 on targets which need more than one insn for a compare/cbranch
6195 2000-07-31 Jim Wilson <wilson@cygnus.com>
6197 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
6198 when computing offset.
6200 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
6202 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
6204 2000-07-31 Geoff Keating <geoffk@cygnus.com>
6206 * flow.c (clear_log_links): Nuke global_live_at_start and
6207 global_live_at_end data, since if the log_links stuff is invalid
6208 so is global_live_at_*.
6210 2000-07-31 Richard Henderson <rth@cygnus.com>
6212 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
6214 2000-07-31 Jakub Jelinek <jakub@redhat.com>
6216 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
6217 (_cpp_get_token): Don't macro expand a just pasted token if it
6218 was pasted at no_expand_level.
6220 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
6222 * cppmacro.c (find_param, count_params, save_expansion):
6223 Permit 'defined' as a macro parameter name.
6225 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
6227 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
6228 xcpp to cpp throughout.
6229 (native): Remove unnecessary dependency on cpp.
6231 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
6232 tradcpp to tradcpp0.
6233 (.i spec): Add missing output-file spec to cc1 command line.
6234 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
6236 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
6238 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
6239 (implicit_decl_warning): New function.
6240 (implicitly_declare): Use it.
6241 * c-typeck.c (build_external_ref): Use implicit_decl_warning
6242 to complain about implicit decls of builtins.
6244 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
6245 based on pedantic && flag_isoc99, if not already set.
6246 * c-tree.h: Declare mesg_implicit_function_declaration.
6247 Prototype implicit_decl_warning.
6249 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
6251 * Makefile.in (ssa.o): Updated header files in dependences.
6252 * basic-block.h: Added compute_immediate_postdominators declaration.
6253 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
6255 * flow.c (compute_immediate_dominators): Updated comment.
6256 (compute_immediate_postdominators): Added definition.
6257 * rtl.h (HARD_REGISTER_P): Added definition.
6258 * ssa.c: Include additional header files.
6259 (assert): Added definition.
6260 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
6261 include select hard registers.
6262 (ssa_rename_to_insert): Likewise.
6263 (ssa_rename_from_initialize): Likewise.
6264 (ssa_rename_from_lookup): Likewise.
6265 (original_register): Likewise.
6266 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
6267 include select hard reigsters.
6268 (ssa_rename_from_traverse): Likewise.
6269 (ssa_rename_from_free): Likewise.
6270 (ssa_rename_from_print): Likewise.
6271 (ssa_rename_from_print_1): Likewise.
6272 (ssa_rename_from_hash_function): Likewise.
6273 (ssa_rename_from_equal): Likewise.
6274 (ssa_rename_from_delete): Likewise.
6275 (simplify_to_immediate_dominators): Removed in favor of
6276 flow.c:compute_immediate_dominators.
6277 (find_evaluations_1): Modified to work with hard registers.
6278 (insert_phi_node): Likewise.
6279 (insert_phi_nodes): Likewise.
6280 (struct rename_set_data): Updated prev_reg comment.
6281 (create_delayed_rename): Modified to work with hard registers.
6282 (RENAME_NO_RTX): Updated comment.
6283 (apply_delayed_renames): Modified to work with hard registers.
6284 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
6285 (rename_block): Updated to use revised ssa_rename_to interface.
6286 (rename_registers): Updated to use revised ssa_rename_to and
6287 ssa_rename_from interface.
6288 (convert_to_ssa): Revised to use compute_immediate_dominators and
6289 deal with hard registers.
6290 (make_regs_equivalent_over_bad_edges): Modified to work with hard
6291 registers. Added check for illegal unification of hard register.
6292 (make_equivalent_phi_alternatives_equivalent): Modified to work
6293 with hard registers.
6294 (compute_conservative_reg_partition): Likewise.
6295 (coalesce_if_unconflicting): Modified to work with hard registers
6296 and check for conflicting hard registers.
6297 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
6299 (rename_equivalent_regs_in_insn): Modified to work with hard
6301 (record_canonical_element_1): Added definition.
6302 (check_hard_regs_in_partition): Added definition.
6303 (convert_from_ssa): Added data structure deallocation and check
6304 for illegal hard register unification.
6305 (conflict_hard_regs_p): Added definition.
6306 * toplev.c (rest_of_compilation): Added comment.
6308 2000-07-31 Anthony Green <green@redhat.com>
6310 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
6312 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
6314 * builtins.c (expand_builtin_apply): Don't defer pop during
6317 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6319 * calls.c (combine_pending_stack_adjustment_and_call): Only use
6320 preferred_unit_stack_boundary when it is > 1.
6322 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
6324 * c-common.c (init_function_format_info): Add C99 format functions
6327 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
6328 void' or 'register void' as being the special case of 'void' alone
6329 in a parameter list.
6331 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
6332 discarding qualifiers into a plain warning.
6334 2000-07-31 Kazu Hirata <kazu@hxi.com>
6336 * combine.c: Fix formatting.
6338 * h8300.md: Fix formatting.
6340 * local-alloc.c: Fix formatting.
6342 * h8300.c (get_shift_alg): Remove the variable alg.
6343 (emit_a_shift): Rearrange code to improve readability.
6345 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
6347 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
6348 HImode on all architectures and a combination of HImode and SImode
6349 on H8/300H and H8/S.
6351 * h8300.c (split_adds_subs): Rearrange code for conciseness.
6353 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
6355 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
6358 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
6360 * recog.c (extract_insn): Set operand_mode according to
6361 operand if match_operand is VOIDmode.
6363 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6365 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
6367 2000-07-31 Geoff Keating <geoffk@cygnus.com>
6369 * c-parse.in (extdefs): Call ggc_collect between external
6372 2000-07-30 Michael Hayes <mhayes@cygnus.com>
6373 Richard Henderson <rth@cygnus.com>
6375 * Makefile.in (OBJS): Add doloop.o.
6376 * doloop.c: New file.
6378 * final.c (insn_current_reference_address): Return 0 before final.
6379 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
6380 * jump.c (any_uncondjump_p): Likewise.
6381 * loop.c (indirect_jump_in_function): Make static.
6382 (strength_reduce): Call doloop_optimize.
6383 (insert_bct, instrument_loop_bct): Remove.
6384 * loop.h (doloop_optimize): Prototype.
6385 * recog.c (split_all_insns): Split all INSN_P.
6386 * toplev.c (flag_branch_on_count_reg): Default on.
6388 * config/c4x/c4x.c (c4x_optimization_options): Don't set
6389 flag_branch_on_count_reg.
6390 * config/i386/i386.c (override_options): Likewise.
6391 * config/rs6000/rs6000.c (optimization_options): Likewise.
6393 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
6395 (dbra_ge): Remove, as well as all it's splitters.
6397 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
6400 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
6401 (ia64_register_move_cost): Declare.
6402 * config/ia64/ia64.c (ar_lc_reg_operand): New.
6403 (struct ia64_frame_info): Add ar_size.
6404 (ia64_compute_frame_size): Set it.
6405 (save_restore_insns): Save and restore ar.lc.
6406 (ia64_register_move_cost): New, moved from header file. Handle
6407 application registers.
6408 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
6409 (emit_insn_group_barriers): Special case doloop_end_internal.
6410 (ia64_epilogue_uses): Mark ar.lc live at end.
6411 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
6412 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
6413 (FIRST_PSEUDO_REGISTER): Make room.
6414 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
6415 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
6416 (REG_ALLOC_ORDER): Update.
6417 (HARD_REGNO_MODE_OK): Update.
6418 (REGISTER_NAMES): Update.
6419 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
6420 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6421 (REGNO_REG_CLASS): Update.
6422 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
6423 (REGISTER_MOVE_COST): Move out of line.
6424 (PREDICATE_CODES): Update.
6425 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
6426 (addsi3_plus1_alt, adddi3_plus1_alt): New.
6427 (shladd_elim splitter): Allow constants in the predicate.
6428 (doloop_end, doloop_end_internal): New.
6430 2000-07-30 Richard Henderson <rth@cygnus.com>
6432 * genattrtab.c (struct insn_def): Add lineno member.
6433 (struct insn_ent): Likewise.
6434 (struct attr_desc): Likewise.
6435 (struct delay_desc): Likewise.
6436 (struct function_unit_op): Likewise.
6437 (struct function_unit): Likewise.
6438 (check_attr_value): Use message_with_line.
6439 (check_defs): Likewise.
6440 (expand_units): Likewise.
6441 (check_attr_test): Take a lineno argument.
6442 (gen_attr): Likewise.
6443 (gen_insn): Likewise.
6444 (gen_delay): Likewise.
6445 (gen_unit): Likewise.
6446 (main): Give it to them.
6447 (convert_set_attr_alternative): Take an insn_def argument
6448 instead of num_alt and insn_index.
6449 (convert_set_attr): Likewise.
6450 (write_test_expr): Protect INSN_ADDRESSES load
6451 with INSN_ADDRESSES_SET_P.
6453 2000-07-30 Richard Henderson <rth@cygnus.com>
6455 * flow.c (init_propagate_block_info): Use pc_set.
6457 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
6459 * i386.md (*lea_general_[123]) New insns and splits.
6460 (addsi3 to lea splitter): Handle other modes too.
6461 (shlsi3 to lea splitter): Likewise.
6462 (addhi_1_lea, shlhi_1_lea): New patterns.
6463 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
6465 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
6467 * recog.c (general_operand, nonimmediate_operand): Accept
6468 any mode for VOIDmode CONSTANT_P operands.
6470 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
6472 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
6473 instead of replace_rtx.
6474 * recog.c (validate_replace_rtx_subexp): New function.
6475 * recog.h (validate_replace_rtx_subexp): Declare.
6477 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
6479 * combine.c (simplify_set, make_extraction, make_compound_operation
6480 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
6481 as force_to_mode argument.
6483 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
6485 * combine.c (if_then_else_cond): Be sure that mode fits in
6488 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
6490 * combine.c (record_promoted_value): Allow bitsize of mode
6491 to be equivalent to HOST_BITS_PER_WISE_INT.
6493 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
6495 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
6496 Do not call gen_mode_alignment when mode is BLKmode.
6498 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
6500 * loop.c (express_from_1): Fix call of simplify_gen_binary.
6502 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
6504 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
6505 VOIDmode implies both operands to be VOIDmode.
6506 (simplify_ternary_operation): Compute properly the mode of comparison.
6507 * combine.c (combine_simplify_rtx): Likewise.
6509 2000-07-25 Michael Hayes <mph@paradise.net.nz>
6511 * basic-block.h (struct loops): New field rc_order.
6512 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
6513 (flow_loops_free): Free rc_order.
6514 (flow_depth_first_order_compute): New parameter rc_order.
6515 (flow_loops_find): Allocate rc_order and swap usage with
6518 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6519 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6521 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
6522 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
6523 (nodb_call, return_from_epilogue): Likewise.
6524 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
6525 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
6526 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
6527 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
6528 (c4x_valid_type_attribute_p): Likewise.
6529 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
6530 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
6532 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6534 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
6535 and loadhi_big_constant if applicable.
6536 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
6537 and add new splitter.s
6539 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6541 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
6543 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6545 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
6547 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6549 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
6551 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6553 * config/c4x/libgcc.S (divqf3): Improve accuracy.
6555 2000-07-27 Mark Mitchell <mark@codesourcery.com>
6557 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
6558 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
6559 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
6560 (get_prev_bb_note): Likewise.
6561 (remove_scope_notes): Likewise.
6562 * flow.c (commit_one_edge_insertion): Likewise.
6563 (merge_blocks_nomove): Likewise.
6564 (verify_flow_info): Likewise.
6565 * gcse.c (insert_insn_end_bb): Likewise.
6566 * reg-stack.c (emit_swap_insn): Likewise.
6567 * ssa.c (first_insn_after_basic_block_note): New function.
6568 (insert_phi_node): Use it.
6569 (rename_block): Likewise.
6570 (eliminate_phi): Likewise.
6571 (make_regs_equivalent_over_bad_edges): Likewise.
6572 (make_equivalent_phi_alternatives_equivalent): Likewise.
6573 (for_each_successor_phi): Likewise.
6574 (convert_from_ssa): Modify phi-node deletion algorithm.
6576 2000-07-29 Andreas Jaeger <aj@suse.de>
6578 * configure.in (mips*-*-linux*): Use mips*el to check for little
6579 endian MIPS, add tmake_file.
6581 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
6582 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
6583 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
6585 2000-07-28 Richard Henderson <rth@cygnus.com>
6587 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
6588 Sign extend mode size before negating.
6590 2000-07-28 Richard Henderson <rth@cygnus.com>
6592 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
6594 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
6596 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
6597 (cse_insn): Likewise.
6598 (addr_affects_sp_p): Likewise.
6599 * expr.c (move_by_pieces): Likewise.
6600 (clear_by_pieces): Likewise.
6601 * gcse.c (oprs_unchanged_p): Likewise.
6602 * haifa-sched.c (sched_analyze_2): Likewise.
6603 * recog.c (offsettable_address_p): Likewise.
6604 * regclass.c (record_address_regs): Likewise.
6605 * reload.c (find_reusable_reload): Likewise.
6606 (push_reload): Likewise.
6607 (operands_match_p): Likewise.
6608 (decompose): Likewise.
6609 (find_reloads_address_1): Likewise.
6610 (find_inc_amount): Likewise.
6611 * reload1.c (elimination_effects): Likewise.
6612 * resource.c (mark_set_resources): Likewise.
6613 * flow.c (attempt_auto_inc): New function; mostly broken out
6615 (find_auto_inc): Split into two functions and enhanced to
6616 generate POST_MODIFY.
6617 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
6618 * rtl.h (count_all_occurrences): Declare.
6619 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
6621 * rtlanal.c (count_all_occurrences): New function.
6622 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
6623 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
6625 * config/ia64/ia64-protos.h (destination_operand): Declare.
6626 * config/ia64/ia64.c (destination_operand): New function.
6627 (ia64_print_operand): Handle POST_MODIFY.
6628 (rtx_needs_barrier): Likewise.
6629 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
6630 (HAVE_POST_MODIFY_REG): Define to 1.
6631 (MAX_REGS_PER_ADDRESS): Change to 2.
6632 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
6633 (LEGITIMATE_ADDRESS_REG): New helper macro.
6634 (LEGITIMATE_ADDRESS_DISP): Likewise.
6635 (PREDICATE_CODES): Add entry for destination_operand.
6636 * config/ia64/ia64.md (all mov patterns): Use destination_operand
6637 predicate for operand 0.
6639 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6641 * dwarf2out.c: Indent #error directive.
6643 * gbl-ctors.h: Fix typo in comment.
6644 (__do_global_ctors): Prototype.
6646 * gcse.c (record_one_set, pre_delete): Remove unused variables.
6648 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
6649 (print_operand): Initialize variable `t'.
6651 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
6653 * config/arm/arm.md ("call_value"): removed constraints.
6654 Constraints are ignored in expanders.
6655 (*call_value_reg): split =rf into various constraints.
6656 (*call_value_mem): same
6657 (*call_value_symbol): same
6658 (*sibcall_value_insn): same
6660 2000-07-28 Philipp Thomas <pthomas@suse.de>
6662 * install.texi (--enable-nls): Change the description of the NLS
6663 related configure options to match the current state.
6664 (--with-included-gettext): Likewise.
6665 (--enable-maintainer-mode): New description added.
6666 * extend.texi (-fstrict-prototype): Add missing '.'.
6668 2000-07-27 Jim Wilson <wilson@cygnus.com>
6670 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
6671 DECL_INITIAL (decl) == NULL_TREE.
6673 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
6675 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
6676 on insn-attr.h with it.
6677 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
6678 * insn-addr.h: New header.
6679 (insn_addresses_): Renamed from insn_addresses.
6680 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
6681 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
6682 INSN_ADDRESSES_NEW): New macros.
6683 * genattrtab.c (write_test_expr): Use new macros.
6684 * final.c (insn_addresses, init_insn_lengths): Likewise.
6685 (align_fuzz, shorten_branches): Likewise.
6686 (final): Likewise. Do not reject new insns if their addresses
6687 have been added to INSN_ADDRESSES.
6688 * config/arm/arm.c, config/avr/avr.c: Use new macros.
6689 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
6690 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
6691 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
6692 * config/sh/sh.c: Likewise.
6693 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
6695 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
6697 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
6699 * gcc.c (struct prefix_list): Add member priority.
6700 (enum path_prefix_priority): Declare.
6701 (add_prefix): Replace ``first'' with ``priority''. Append new
6702 entry but keep list in priority order.
6703 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
6704 PREFIX_PRIORITY_LAST to add_prefix.
6705 (process_command): Move include kludge - foo/stageN - to before
6708 2000-07-27 Jason Merrill <jason@redhat.com>
6710 * dwarf2out.c (gen_typedef_die): Abort if we get identical
6711 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
6713 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
6715 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
6716 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
6718 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
6720 * c-decl.c (finish_function): Don't treat 'main' specially unless
6721 flag_hosted. In C99 mode, return 0 from 'main' unless
6722 DEFAULT_MAIN_RETURN is otherwise defined.
6724 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
6725 parameters defaulting to int in an old-style function definition.
6727 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6729 * c-parse.in (string): For -Wtraditional, warn about string
6730 concatenation only once per line.
6732 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
6734 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
6735 for HI-UX/WE2 systems.
6737 2000-07-24 Bruce Korb <bkorb@gnu.org>
6739 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
6740 defining the __xxx_TYPE__ macros.
6741 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
6742 * fixincl/fixlib.h: don't need to include "tm.h" anymore
6743 * fixincl/inclhack.def(type_map): now obsolete
6745 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
6747 * cpp.texi: Append a trailing full-stop to xrefs where needed.
6749 2000-07-26 Dave Pitts <dpitts@cozx.com>
6751 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
6753 (mvs_hash_alias): New function.
6754 (mvs_add_alias): Change argument spacing.
6755 (mvs_need_alias): Change aliasing criteria. Added documentation.
6756 (mvs_get_alias): Change to use hashed name. The hashed name prevents
6757 CSECT name collisions.
6758 (mvs_check_alias): Likewise.
6759 (handle_pragma): Change documentation.
6760 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
6761 mode from SImode to DImode.
6762 (iorhi3): Changed LTORG size for insn.
6764 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6766 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6767 mem if the address is a mode_dependent_address_p.
6769 2000-07-26 Kazu Hirata <kazu@hxi.com>
6771 * h8300.c (print_operand): Print ":8" when the 'R' operand is
6772 suitable for 8-bit absolute.
6773 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
6774 (OK_FOR_U): Add a case for the 8-bit constant address on the
6777 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
6779 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
6780 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
6781 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
6782 lack of implemented alignment.
6784 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
6786 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
6787 cross-compiling between 64-bit and 32-bit machines.
6789 2000-07-27 Richard Henderson <rth@cygnus.com>
6791 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
6792 (movhicc_astep, movhi_internal_astep): New.
6793 (movsicc_astep, movsi_internal_astep): New.
6794 (movdicc_astep, movdi_internal_astep): New.
6795 (movsfcc_astep, movsf_internal_astep): New.
6796 (movdfcc_astep, movdf_internal_astep): New.
6797 (movxfcc_astep, movxf_internal_astep): New.
6798 (cmovdi_internal_astep, cmovsi_internal_astep): New.
6799 Unify the cmov[ds]i splitters.
6801 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
6803 * real.c (asctoeg): Rename `error' label to unexpected_char_error
6805 2000-07-26 Nick Clifton <nickc@cygnus.com>
6807 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
6808 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
6810 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
6811 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
6813 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
6815 * c-decl.c (finish_enum): Convert enumerations that fit in an
6817 (build_enumerator): In pedantic mode, cast to `int' those that
6820 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
6822 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
6824 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6826 * sh.md (cmpgtdi_t): Must be split.
6827 (cmpgtdi_t+1): New splitter.
6829 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
6831 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
6832 warnings for indented directives even if we are skipping.
6834 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
6836 * invoke.texi (strict-prototypes): Remove.
6837 * extend.texi (Deprecated Features): Add strict-prototypes.
6838 (Backwards Compatibility): New node.
6840 2000-07-25 Jakub Jelinek <jakub@redhat.com>
6842 * config/i386/i386.md (andsi_1+1): Allow HImode.
6843 (andsi_1+2): Require q_regs_operand.
6845 2000-07-25 Jakub Jelinek <jakub@redhat.com>
6847 * config/i386/i386.md (call_pop): Check operands[0],
6848 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
6850 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
6851 (call_value): Likewise.
6853 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
6855 * toplev.c (pipe_closed): Delete.
6856 (crash_signal): New. Generate ICE for a fatal signal.
6857 (float_signal): Call crash_signal outside a float-handler
6859 (main): Install crash_signal as handler for core-dumping signals.
6861 2000-07-25 David Edelsohn <edelsohn@gnu.org>
6863 * rs6000.c (print_operand, case 'T'): New case.
6865 * rs6000.md (call_indirect_aix32): Convert to expander of
6866 scheduled instructions.
6867 (call_indirect_aix64): Likewise.
6868 (call_value_indirect_aix{32,64}): Likewise.
6869 (call, call_value): Invoke expanders for AIX. Fall through to
6871 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
6872 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
6873 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
6874 only "g" constraint.
6875 (call_nonlocal_aix64): Likewise.
6876 (call_value_nonlocal_aix{32,64}): Likewise.
6877 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
6879 (call_value_nonlocal_sysv): New pattern.
6880 (indirect_jump{si,di}): Use new 'T' modifier.
6881 (tablejump{si,di} matchers): Likewise.
6882 (return_internal_{si,di}): Likewise.
6883 (return_eh_{si,di}): Likewise.
6885 2000-07-24 Richard Henderson <rth@cygnus.com>
6887 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
6888 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
6889 * config/ia64/ia64.md (movdi_internal): Use it.
6891 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
6893 * cppexp.c: Warn about unary + if -Wtraditional.
6894 * cpplex.c (lex_line): Always set BOL on the first token of a line.
6896 2000-07-24 Michael Meissner <meissner@redhat.com>
6898 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
6901 2000-07-24 Nick Clifton <nickc@cygnus.com>
6903 * config/arm/arm.c (emit_multi_reg_push): Generate a
6904 REG_FRAME_RELEATED_NOTE that is compatable with the code in
6905 dwarf2out_debug_frame_expr.
6907 2000-07-24 Jason Merrill <jason@redhat.com>
6909 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
6910 UNALIGNED_INT_ASM_OP.
6911 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
6912 a location expression.
6913 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
6914 assume indirect access if we're saving the CFA address exactly.
6916 * Makefile.in (bootstrap): Move -BstageN/ to the end.
6918 2000-07-24 Jakub Jelinek <jakub@redhat.com>
6920 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
6923 2000-07-24 Michael Meissner <meissner@redhat.com>
6925 * invoke.texi (D30V Options): Add d30v options.
6927 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
6929 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
6930 needed by our gcse pass anymore.
6931 (free_pre_mem): Corresponding changes.
6932 (compute_pre_data): Do not call compute_transpout anymore.
6934 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
6935 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
6938 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
6939 (compute_pre_data): Do it here instead.
6941 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
6943 (pre_delete): Corresponding changes.
6945 2000-07-23 Mark Mitchell <mark@codesourcery.com>
6947 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
6948 to figure out whether or not a variable has already been emitted.
6950 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
6952 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
6953 instead of gen_call.
6955 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
6957 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
6959 2000-07-23 Kazu Hirata <kazu@hxi.com>
6961 * h8300.c: Fix formatting.
6963 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
6965 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
6966 for `long' switch expression into a plain warning.
6968 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
6969 (yylex): Don't pedwarn for "inline" in C99 mode.
6971 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
6973 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
6974 ggc_alloc): Likewise.
6975 * bb-reorder.c (dump_scope_forest_1): Likewise.
6977 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
6979 * reload.c (find_reloads_toplev): Add new parameter
6981 (find_reloads): Add new parameter to find_reloads_toplev calls.
6983 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
6985 * collect2.c (main): Typo fixed.
6986 * diagnostic.c: Typo fixed.
6987 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
6988 * eh-common.h: Typo fixed.
6989 * emit-rtl.c (start_sequence): Typo fixed.
6990 * flow.c (find_label_refs): Typo fixed.
6991 (calculate_global_regs_live): Typo fixed.
6992 (mark_regno_cond_dead): Typo fixed.
6993 (create_edge_list): Typos fixed.
6994 (verify_edge_list): Typo fixed.
6995 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
6996 * loop.c (strength_reduce): Typo in function name fixed.
6997 * rtl.h: Added comments. Typo in function name fixed.
6998 * rtlanal.c: Typo in function name fixed.
6999 (insn_dependant_p): Rename to ...
7000 (insn_dependent_p): ... this.
7001 (computed_jumo_p): Typo fixed.
7003 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * system.h (__FUNCTION__): Wrap definition in #ifndef.
7007 2000-07-21 David Edelsohn <edelsohn@gnu.org>
7009 * rs6000.h (SIZE_TYPE): Define.
7011 2000-07-21 Mark Mitchell <mark@codesourcery.com>
7013 * ssa.c (rename_insn_1): Don't rename registers that are
7016 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
7018 * diagnostic.c (trim_filename, fancy_abort): Moved here from
7020 (fatal_function, set_fatal_function): Removed.
7021 (fatal): Don't prepare for or call the fatal_function.
7022 (diagnostic_lock, error_recursion): New.
7023 (diagnostic_for_decl, report_diagnostic): Guard against
7024 re-entering the error reporting routines.
7025 (fancy_abort): Assume function is not NULL.
7027 * errors.c (fancy_abort): New. Assume function is not NULL.
7028 * tradcpp.c (fancy_abort): Assume function is not NULL.
7030 * system.h: Provide default definition of __FUNCTION__.
7031 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
7032 Always use __FUNCTION__ in definition of abort.
7034 * varray.h: Likewise.
7035 * toplev.h: Likewise. Don't prototype set_fatal_function.
7037 2000-07-20 Geoff Keating <geoffk@cygnus.com>
7039 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
7041 * glimits.h: Don't do #if defined for ARCH_PPC.
7043 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
7044 constants of size no larger than a pointer should go in the TOC.
7045 Add 'MODE' parameter.
7046 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
7047 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
7048 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
7049 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
7050 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
7051 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
7052 (rs6000_legitimize_address): Likewise.
7053 (rs6000_emit_move): Likewise.
7054 (rs6000_select_rtx_section): Likewise.
7055 (output_toc): Deal properly with outputting small constants like
7056 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
7057 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
7058 MODE parameter. Put small constants in the TOC.
7060 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
7062 (rs6000_emit_move): When reload calls us with an illegitimate
7063 address, exit early. Move the change_address calls to one place
7064 at the end of the routine. Merge the SImode and DImode expanders.
7065 When called by reload to put an integer into a FP register, force
7068 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
7070 (rs6000_hash_constant): Hash mode too.
7071 (toc_hash_function): Allow for key_mode.
7072 (toc_hash_eq): Structures are different if key_mode differs.
7073 (output_toc): Add 'mode' parameter. Save key_mode.
7074 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
7075 Pass 'mode' parameter.
7076 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
7078 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
7079 for vtable references.
7081 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
7082 choice, don't put integer values in FP regs.
7084 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
7086 * flow.c (verify_flow_info): Revamp code to verify that the
7087 head and end of each basic block are in the insn chain.
7089 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
7091 * gcse.c (record_one_set): Prepend instead of append onto
7092 reg_set_table, making it O(n) instead O(n^2).
7093 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
7094 Use a queue instead of a stack as worklist.
7096 2000-07-20 Kazu Hirata <kazu@hxi.com>
7098 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
7099 * h8300.h (OK_FOR_T): New.
7100 (EXTRA_CONSTRAINT): Support OK_FOR_T.
7101 * h8300.md: Use inc/dec.[wl] for increment/decrement
7102 by 1 and 2 in HI and SI modes.
7104 2000-07-20 Jim Wilson <wilson@cygnus.com>
7106 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
7107 larger than 14 bits.
7109 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
7111 * cppmacro.c (CAN_PASTE_AFTER): New macro.
7112 (count_params): Don't set GNU_REST_ARGS on anything.
7113 (save_expansion): Set PASTE_LEFT only on tokens for which
7114 CAN_PASTE_AFTER is true, or which are named operators.
7116 * cpplex.c (parse_args): Distinguish between a rest argument
7117 given one empty argument, and a rest argument given zero arguments.
7118 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
7119 deletion of previous token based on that.
7120 (get_raw_token): Flatten some control structure.
7122 * cpplib.h (CPP_LAST_EQ): Correct.
7123 (VOID_REST): New token flag.
7124 (GNU_REST_ARGS): Delete.
7126 * tradcpp.c (main): Don't munge -D options.
7127 (make_definition): Bring -D handling in line with cpplib.
7128 (do_define): Strip all leading whitespace from macro definitions.
7130 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
7132 * Makefile.in (tradcpp): Depend on intl.o and version.o.
7134 2000-07-20 Bruce Korb <bkorb@gnu.org>
7136 * fixincl/check.tpl: strip the platform specific types before testing
7137 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
7138 * fixincl/fixincl.tpl: use platform specific types
7139 * fixincl/fixlib.h: include the platform specific types
7140 * fixincl/inclhack.def(gnu_types): don't supply the types
7141 * fixincl/fixincl.x: regen
7143 2000-07-19 Jim Wilson <wilson@cygnus.com>
7145 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
7148 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
7150 * tradcpp.c (rescan): Do not recognize directives when the #
7153 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
7155 Implement C++ named operators.
7157 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
7158 of operators allowed in #if and having an _EQ variant. Add
7159 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
7160 (cpp_token flags): Add NAMED_OP.
7161 (enum node_type): Add T_OPERATOR.
7162 (struct cpp_hashnode): Add code slot to value union.
7163 * cpphash.h (spec_nodes): Remove n_defined.
7165 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
7166 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
7167 (is_macro_disabled): Tweak error messages.
7169 * cpplib.c (get_define_node): Disallow all named operators as
7170 macro names. Tweak error messages.
7171 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
7173 * cppinit.c (builtin_array): Add entries for the named operators.
7174 * cppexp.c (lex): Check for CPP_DEFINED token.
7175 (priority table): Add entries for CPP_MIN and CPP_MAX.
7176 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
7178 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
7180 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
7181 larger than the array of cuids.
7182 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
7185 2000-07-19 Bruce Korb <bkorb@gnu.org>
7187 * fixinc/fixincl.c: Convert to using a table of environment variables
7188 and activate the auto-edit marker on the fixed output files.
7189 * fixinc/fixlib.h: Define the environment table
7190 * fixinc/fixincl.sh: export the ${INPUT} dir
7191 * fixinc/check.tpl: likewise
7193 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
7195 * gcc.c (.h spec): Fix typo.
7197 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
7199 * Makefile.in: Fix tradcif.c path.
7201 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
7203 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
7206 * cpphash.h (TOKEN_NAME): New macro.
7207 (_cpp_spell_operator): Deleted.
7208 (token_spellings): Now _cpp_token_spellings.
7210 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
7211 * cpplex.c: Use OP and TK macros when expanding the
7212 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
7213 store the stringification of the enumeration name (CPP_CHAR,
7214 etc.) in the name slot of token_spellings.
7215 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
7216 token_spellings directly.
7217 * cpplib.c: Use TOKEN_SPELL.
7219 * cpplex.c (_cpp_push_token): If the token being pushed back
7220 is the previous token in this context, just subtract one from
7222 * cppmacro.c (save_expansion): Clear aux field when storing a
7225 2000-07-18 Jakub Jelinek <jakub@redhat.com>
7227 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
7228 buffer, provided it is not NULL.
7230 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
7232 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
7233 case of invalid volatile re-declaration.
7235 2000-07-18 Jakub Jelinek <jakub@redhat.com>
7237 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
7238 (expand_call): Adjust caller.
7240 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
7242 * diagnostic.h (report_diagnostic): Change prototype.
7244 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
7245 diagnostic_for_decl): Change prototype.
7246 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
7247 error, warning, error_with_file_and_line,
7248 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
7249 Adjust call to report_diagnostic, diagnostic_for_decl.
7250 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
7251 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
7253 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
7254 varaible argument list.
7256 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
7258 * cpphash.c: Don't include hashtab.h. Most macro-handling code
7259 moved to cppmacro.c.
7260 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
7261 dump_hash_helper): Delete.
7262 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
7263 cpp_forall_identifiers): New. Implement specialized version of
7264 Vlad's expandable hash table.
7265 (cpp_lookup): Use new functions.
7266 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
7268 * cppmacro.c: New file.
7269 * cppinit.c (dump_macros_helper): New.
7270 (cpp_finish): Iterate over the identifier table directly.
7271 * cpplex.c (parse_name): Calculate the hash of the identifier
7272 while we scan it. Use _cpp_lookup_with_hash when we can.
7274 * cpphash.h: Update prototypes.
7275 (xcnewvec, HASHSTEP): New helper macros.
7276 * cpplib.h: Update prototypes.
7277 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
7278 (cppmacro.o): New rule.
7279 (cpphash.o): Update deps.
7281 * cppmain.c: Do not set pfile->printer if no_output is on.
7283 2000-07-15 Neil Booth <neilb@earthling.net>
7285 * cpplib.c: Change all directive-handler functions to return
7287 * cpphash.h: Update typedefs.
7289 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
7291 * configure: Regenerate.
7293 * extend.texi (Extended Asm): Mention that a memory clobber
7294 does not count as a side-effect.
7296 * unroll.c (copy_loop_body): Fix one instance of using host
7297 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
7300 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
7302 2000-07-17 Richard Henderson <rth@cygnus.com>
7304 * config/ia64/ia64.md (movdi): Split out load address code.
7305 New post-reload splitter for symbolic operands.
7306 (movdi_internal): Abort if we didn't split symbolic operands
7307 when we should have.
7308 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
7309 (ia64_reorg): Split insns when not optimizing.
7310 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
7312 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
7314 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
7315 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
7317 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
7319 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
7321 2000-07-17 Jason Merrill <jason@redhat.com>
7323 * Makefile.in (clean): Remove libgcc directory.
7325 * configure.in (-Wno-long-long check): Use higher-level macros.
7327 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
7329 * simplify-rtx.c (simplify_binary_operation): Recognize
7330 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
7331 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
7332 a CONST_INT, it will always be zero.
7334 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
7336 * loop.c (check_dbra_loop) : Return if more than one condition is
7337 present to control the loop.
7339 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
7341 * mips.c (mips_expand_prologue): Don't calculate the last argument
7342 register unless we need it. When we are calculating this, make
7343 sure FUNCTION_ARG is giving us a REG.
7345 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7347 * flow.c (libcall_dead_p): Use single_set to verify the insn
7348 has only one set and get for analysis.
7349 (propagate_one_insn): Don't pass the PATTERN of the insn.
7351 2000-07-17 Mark Klein <mklein@dis.com>
7353 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
7355 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7357 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
7358 * configure.in (TARGET_GETGROUPS_T): Evaluate.
7359 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
7360 of second argument of getgroups.
7361 * configure, config.in: Rebuilt.
7363 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
7365 * simplify-rtx.c (simplify_relational_operation): Two signed
7366 values with equal high words are less/greater than each other if
7367 their low words are less/greater when considered as unsigned.
7369 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
7371 * configure.in (vax-*-openbsd): Change to new style configuration,
7372 add collect2/float_format information.
7373 * configure: Rebuilt.
7374 * config/vax/openbsd1.h: New.
7375 * config/vax/openbsd.h: New.
7376 * config/vax/t-openbsd: New.
7378 2000-07-17 Chip Salzenberg <chip@valinux.com>
7380 * c-common.c (shorten_compare): Quiet warnings about unsigned
7381 comparisons with zero when they occur in a system header.
7383 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7385 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
7386 update to describe current practice.
7388 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
7390 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
7391 references to C9X. Change references to -fstd and -flang-isoc9x
7394 * c-common.c (scan_char_table): Allow "z" length modifiers on
7396 (check_format_info): Use TYPE_DOMAIN on the type matched against
7397 for "z" formats, to retrieve the language size_t rather than the
7400 * c-common.c (check_format_info): Do not make a pedantic objection
7401 to the 'L' length modifier if used with a floating point type
7404 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
7405 constants in C99 mode.
7407 2000-07-17 Kazu Hirata <kazu@hxi.com>
7409 * h8300.md: Fix the format of mac.
7410 (movsi_h8300hs): Output a tab after stmac instead of a space.
7412 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
7413 profitable adds/subs sequences.
7415 * fold-const.c: Fix comment typos.
7417 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
7419 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
7421 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
7425 2000-07-16 Neil Booth <NeilB@earthling.net>
7427 * cpplex.c: Update comments.
7428 * README.Portability: Small update.
7430 2000-07-16 Neil Booth <NeilB@earthling.net>
7432 * README.Portability: Small update.
7434 2000-07-15 Richard Henderson <rth@cygnus.com>
7436 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
7437 * config/ia64/ia64.c (ia64_move_ok): New function.
7438 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
7439 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
7441 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
7443 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
7444 immediately following a paste operator.
7445 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
7446 (cpp_reader_init): Call it, if HOST_EBCDIC.
7447 (cpp_handle_options): Do not sort option list here.
7448 (handle_option): Rename to cpp_handle_option and export.
7449 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
7450 _cpp_get_token directly.
7451 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
7452 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
7453 * cpplib.h: Prototype cpp_handle_option. Update prototype of
7456 2000-07-15 Richard Henderson <rth@cygnus.com>
7458 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
7459 cast around an expression. Tidy other unsigned tests.
7461 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
7463 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
7464 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
7465 (v_message_with_decl): Rename to ...
7466 (format_with_decl): ... this. Tweak
7467 (diagnostic_for_decl): New function.
7468 (fatal_io_error): Use verbatim in lieu of notice.
7469 (announce_function): Use verbatim.
7470 (default_print_error_function): Likewise.
7471 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
7474 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7476 * mips.c (function_arg_pass_by_reference): Don't do automatic
7477 aggregate initialization.
7478 (machine_dependent_reorg): Initialize variable `mode'.
7480 * mips.md (absdi2): Change variable `regno1' to unsigned int.
7481 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
7482 conflicts with sys/param.h macro of the same name.
7483 (reload_outdi): Likewise.
7485 2000-07-15 Michael Meissner <meissner@redhat.com>
7487 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
7488 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
7489 create a new node instead.
7491 2000-07-15 Neil Booth <NeilB@earthling.net>
7493 * README.Portability: Correct example about calling a function
7494 through a pointer to function. Format wide paragraphs.
7496 2000-07-15 Michael Meissner <meissner@redhat.com>
7498 * README.Portability: Update integer suffixes and function
7501 2000-07-15 Neil Booth <NeilB@earthling.net>
7503 * README.Portability: Small update.
7505 2000-07-15 Neil Booth <NeilB@earthling.net>
7507 * README.Portability: New file.
7509 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
7511 * INSTALL: Give special instructions for building GCC on Irix 6.
7512 * config/mips/x-iris6 (CC): Don't set it.
7515 2000-07-14 Jason Merrill <jason@redhat.com>
7517 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
7518 register in the stack and later in another register, use the new
7521 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
7523 * config/mips/mips.md: (absdi2): Handle sign_extend for
7526 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
7528 * cpplib.c (do_pragma_dependency): Tidy warning messages.
7530 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
7532 * .cvsignore: Correct typo.
7534 2000-07-13 Mark Mitchell <mark@codesourcery.com>
7536 * .cvsignore: Add generated YACC files.
7537 * objc/.cvsignore: New file.
7539 2000-07-14 Neil Booth <NeilB@earthling.net>
7541 * cpplex.c (adjust_column): New funcion.
7542 (skip_whitespace): Use it.
7543 (skip_block_comment): Use it, and warn about /*/* with
7546 2000-07-14 Neil Booth <NeilB@earthling.net>
7548 * cpphash.c (struct macro_info): Add new members.
7549 (_cpp_free_definition): Delete the macro directly.
7550 (count_params): Return void, with first token of
7551 expansion in struct macro_info on success.
7552 (parse_define): Return int. Hoist syntax checking from
7553 save_macro_expansion. Leave call to save_expansion to
7554 _cpp_create_definition.
7555 (alloc_macro): Needs just 2 arguments.
7556 (free_macro): Delete.
7557 (save_expansion): Don't perform syntax check.
7558 (_cpp_create_definition): Call save_expansion.
7560 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7562 * genrecog.c (write_header): Split long string.
7564 * cpphash.c (macro_info): Don't use the `signed' keyword.
7566 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
7568 2000-07-13 Jakub Jelinek <jakub@redhat.com>
7570 * calls.c (stored_args_map): New variable.
7571 (check_sibcall_argument_overlap_1): New.
7572 (check_sibcall_argument_overlap): New.
7573 (expand_call): Initialize stored_args_map.
7574 Call check_sibcall_argument_overlap.
7576 2000-07-13 Bruce Korb <bkorb@gnu.org>
7578 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
7579 (emit_gnu_type): utility procedure for gnu_type_fix
7580 (gnu_type_fix): implement various pre-processor guards around
7581 standard types so these types can be defined over and over
7582 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
7583 types alluded to above will have GNU-compliant base types
7584 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
7585 * fixinc/inclhack.def: add test_text entries and utilize the new
7586 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
7587 * fixinc/fixincl.x: regenerate
7589 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7591 * diagnostic.c (vline_wrapper_message_with_location,
7592 v_message_with_file_and_line, v_error_with_file_and_file,
7593 v_error_for_asm, v_warning_for_asm, vfatal,
7594 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
7595 vsorry, verror, vwarning, vpedwarn): Remove.
7596 (diagnostic_for_asm): New function.
7597 (pedwarn, error, warning, pedwarn_with_file_and_line,
7598 error_with_file_and_line, warning_with_file_and_line, sorry,
7599 error_for_asm, warning_for_asm, fatal): Reimplement.
7600 (finish_diagnostic): Clear diagnostic info as well.
7602 2000-07-13 Neil Booth <NeilB@earthling.net>
7604 * c-common.h (flag_digraphs): New.
7605 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
7606 * c-lex.c (yylex): Use flag_digraphs to decide whether to
7609 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
7611 * gcc.c (do_spec_1): Add new %B operator.
7612 (set_input): Prepare for %B.
7614 (link_command_spec): Move up with the other tm.h-
7615 overrideable specs. Factor out the portion conditional on
7616 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
7617 (struct compiler): Just have a single spec string. All users
7619 (default_compilers): Remove unnecessary braces.
7620 (static_specs): Update.
7622 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
7624 (C and assembly specs): Use the new named specs, as appropriate.
7626 * objc/lang-specs.h: Use the new named specs.
7627 Remove unnecessary braces.
7629 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7631 * gcc.c (execute): If a subprocess gets a fatal signal, report
7632 strsignal() of the signal number, and ask for a bug report.
7633 Do not do this for SIGPIPE if there's already been an error.
7635 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
7638 * tradcif.c: Remove.
7640 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7642 * final.c (profile_function): Do not emit profile counters in
7643 the data section, if NO_PROFILE_COUNTERS is defined.
7644 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
7647 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
7648 (FUNCTION_PROFILER): Just emit a call to mcount.
7650 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7652 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
7654 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
7655 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
7656 traditional, lang_chill, or lang_fortran.
7658 * cppfiles.c: #undef strcmp to suppress warning about macros
7659 used without arguments.
7660 (_cpp_execute_include): Use f, not fname, in "No include path"
7662 (_cpp_pop_file_buffer): New function.
7663 * cpplib.c: Don't include <sys/mman.h>.
7664 (cpp_push_buffer): Set line_base and lineno in new buffer.
7665 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
7667 * cpplex.c: Move all prototypes and structure declarations to the
7668 top of the file. Properly parenthesise some macro arguments.
7669 (cpp_scan_line): New function.
7670 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
7671 don't need to walk up the stack counting.
7673 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7675 * c-common.c (combine_strings): Emit a pedantic warning when a
7676 string length is greater than the minimum ANSI C is required
7679 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
7681 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
7682 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
7684 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7686 * c-decl.c (define_label): Warn about identifier conflicts with
7687 labels in traditional C.
7689 * c-parse.in (unop +): Warn about the unary plus operator for
7692 * c-typeck.c (store_init_value): Warn about automatic aggregate
7693 initialization for traditional C.
7695 * invoke.texi (-Wtraditional): Document new warnings.
7697 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7699 * Makefile.in (c-errors.o): Fix thinko in dependency.
7701 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7703 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
7704 -traditional, -ftraditional, or -traditional-cpp was given.
7705 Do not pass -traditional to the preprocessor.
7706 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
7707 preprocessor does it automatically.
7708 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
7710 * ch/lang-specs.h: Always use tradcpp. Do not pass
7711 -traditional, -trigraphs, or -pedantic to the preprocessor.
7712 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
7715 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
7717 * cppexp.c (LOGICAL): Delete macro.
7718 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
7721 * cpphash.c (HASHSIZE): Increase to 4096.
7722 (struct hashdummy): Add hash field.
7723 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
7724 the string values using memcmp.
7725 (cpp_lookup): Set dummy.hash.
7727 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
7729 * configure.in (m88k-openbsd): Express configuration using new fragment
7731 * configure: Rebuilt.
7732 * m88k/aout-dbx.h: New.
7733 * m88k/openbsd.h: New.
7734 * m88k/xm-openbsd.h: New.
7736 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7738 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
7740 2000-07-12 Richard Henderson <rth@cygnus.com>
7742 * reload.c (push_secondary_reload): Make sure to add the new
7743 reload at the end, after acquiring secondary memory.
7745 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7747 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
7749 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
7750 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
7752 * c-parse.in (stmt): Delete unused variables.
7754 * convert.c (convert_to_vector): Likewise.
7756 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
7758 * tree.c (finish_vector_type): Prototype.
7760 2000-07-12 Bruce Korb <bkorb@gnu.org>
7762 * fixinc/fixfixes.c: use xmalloc
7763 * fixinc/fixincl.c(initialize): set program name for xmalloc
7764 * fixinc/fixlib.c(must_malloc): obsolete
7765 (is_cxx_header): no longer used - disabled
7766 (skip_quote): inserted and disabled for future use
7767 * fixinc/fixlib.h: reflects above
7768 * fixinc/fixtests.c: removed dinkleberries
7770 2000-07-12 Neil Booth <NeilB@earthling.net>
7772 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
7773 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
7775 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
7776 struct toklist_dummy): New.
7777 (cpp_free_definition): Free macros with free_macro.
7778 (count_params): Don't save paramter spellings. Save macro
7779 information in a struct macro_info.
7780 (parse_define): Don't allocate a token list.
7781 (save_expansion): Allocate the macro's token list, and
7782 save parameter spellings if necessary. Use TOKEN_SPELL.
7783 (cpp_create_definition): Make list const.
7785 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7787 * c-typeck.c (pedwarn_c99): Move to
7788 * c-errors.c: ... Here.
7789 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
7790 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
7791 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
7792 (c-errors.o): List dependency.
7794 2000-07-12 Mark Mitchell <mark@codesourcery.com>
7796 * c-parse.c: Remove.
7797 * c-parse.h: Likewise.
7798 * c-parse.y: Likewise.
7799 * objc/objc-parse.c: Likewise.
7800 * objc/objc-pasre.y: Likewise.
7802 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
7804 * gcc.texi: Fix minor typos
7805 * extend.texi: Fix minor typos
7807 2000-07-11 Marc Espie <espie@openbsd.org>
7809 * collect2.c (main): Recognize .lo as object files.
7811 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7813 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
7816 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
7817 with MAP_ANONYMOUS and MAP_ANON.
7818 * configure, config.in: Rebuilt.
7820 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
7822 * diagnostic.c (save_output_state): Remove.
7823 (restore_output_state): Likewise.
7824 (clear_text_info): New function.
7825 (clear_diagnostic_info): Likewise.
7826 (output_text_length, is_starting_newline, output_prefix,
7827 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
7828 prefixing_policy, output_buffer_ptr_to_format_args): New macros
7829 (set_real_maximum_length, output_set_maximum_length,
7830 output_set_prefix, output_get_prefix, output_set_maximum_length,
7831 output_destroy_prefix, init_output_buffer,
7832 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
7833 output_add_newline, output_add_character, output_add_space,
7834 output_append_r, output_append, wrap_text, output_format,
7835 output_do_printf, output_printf, output_do_verbatim,
7836 output_verbatim, verbatim): Use them.
7837 (output_clear): Split into cleat_text_info and
7838 clear_diagnostic_info.
7839 (struct output_state): Move to...
7841 * diagnostic.h: ...Here
7842 (struct output_buffer): Adjust.
7844 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
7846 * cpplex.c (parse_name): No longer inline (premature optimization).
7847 (do_pop_context): Fold into pop_context.
7848 (pop_context): Returns int.
7849 (lex_next): Hoist test for end of directive into pop_context.
7850 (push_macro_context): Returns int; takes just reader and token.
7851 Hoist test for excessive nesting to caller.
7852 (push_arg_context): Returns void; takes just reader and token.
7853 Do not call stringify_arg or get_raw_token.
7854 (get_raw_token): Convert tail recursion through push_arg_context
7855 to a loop at this level. Call stringify_arg here if appropriate.
7856 (maybe_paste_with_next): Convert tail recursion to a while loop.
7857 Hoist test of paste_level to caller.
7859 (stringify_arg): Push arg context at beginning.
7860 (cpp_get_token): Split out core into _cpp_get_token. Call
7861 process_directive here. Throw away CPP_PLACEMARKER tokens.
7862 (_cpp_get_token): Convert tail recursion through
7863 push_macro_context to a loop at this level.
7864 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
7865 _cpp_get_raw_token): Use _cpp_get_token.
7866 (_cpp_skip_rest_of_line): Drop the context stack directly; do
7867 not call pop_context.
7868 (_cpp_run_directive): Call lex_next directly.
7870 * cpphash.h: Prototype _cpp_get_token.
7871 * cppexp.c (lex): Use it.
7872 * cpphash.c (parse_define): Use it.
7873 * cpplib.c (get_define_node, do_undef, parse_include,
7874 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
7875 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
7876 parse_ifdef, validate_else): Use it.
7877 (cpp_push_buffer): Tweak error message; abort if anyone tries
7878 to push a buffer while macro expansions are stacked.
7880 2000-07-11 Donn Terry <donnte@microsoft.com>
7882 * cpplex.c (free_macro_args, save_token): Cast arg of free
7883 and/or xrealloc to PTR.
7884 (_cpp_init_input_buffer): Clear all fields of the base context.
7886 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
7888 * gensupport.c (process_rtx): Make rtl checking stop
7889 complaining about the define_insn while it is being
7890 converted from a define_insn_and_split.
7892 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
7894 * config/mips/mips.c (simple_memory_operand): Access the
7895 INTVAL of the address, not it's containing MEM.
7897 2000-07-11 Bruce Korb <bkorb@gnu.org>
7899 * fixinc/fixtests.c(double_slash): obsolete
7900 (else_endif_label): likewise
7901 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
7902 (libc1_ifdefd_memx): correct initial comment
7903 and omit the #if/#endif pair from the memxxx declarations
7904 * fixinc/fixincl.x: regen
7906 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7908 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
7910 2000-07-11 Neil Booth <NeilB@earthling.net>
7914 2000-07-11 Neil Booth <NeilB@earthling.net>
7916 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
7917 (handle_option): Set digraphs according to standard.
7918 Merge OPT_lang_c89 handler with OPT_std_c89.
7920 * cpplex.c: (lex_line, can_paste): Honour digraphs in
7921 accordance with the digraphs flag.
7923 * cpplib.h: (struct cpp_options): New option digraphs.
7925 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
7926 Bruce Korb <bkorb@gnu.org>
7928 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
7929 * fixinc/fixincl.x: Regenerate.
7930 * fixinc/tests/base/testing.h: Add testcase.
7932 2000-07-10 Richard Henderson <rth@cygnus.com>
7934 * config/ia64/ia64.c (got_symbolic_operand): New.
7935 (symbolic_operand, move_operand): Revert 0701 change.
7936 * config/ia64/ia64.h (PREDICATE_CODES): Update.
7937 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
7938 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
7939 split the offset into a 14-bit low part instead of a 13-bit low part.
7940 (load_fptr): Mark the mem as unchanging.
7941 (load_symptr): Use got_symbolic_operand.
7943 2000-07-10 Nick Clifton <nickc@cygnus.com>
7945 * libgcc2.c (next_stack_level): Cast result of computation to
7946 (void **) so that the assignment does not generate a warning.
7948 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
7950 * flags.h : Add new variable flag_single_precision_constant.
7951 * toplev.c (display_help) : Add -fsingle-precision-constant option.
7952 (flag_single_precision_constant): New.
7953 * c-lex.c (yylex): Convert floating point constant to single
7955 * invoke.texi : Add documentation for this new option.
7957 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
7959 * diagnostic.c (output_octal): Second parameter is unsigned.
7960 (output_long_octal): Likewise.
7961 (output_hexadecimal): Likewise.
7962 (output_long_hexadecimal): Likewise.
7963 (output_format): Adjust arguments extraction. Tweak.
7964 (output_verbatim, verbatim): End variable argument list.
7965 (report_diagnostic): Improve documentation.
7967 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
7969 * c-common.h (build_stmt): Declare.
7970 (build_continue_stmt): Likewise.
7971 (build_break_stmt): Likewise.
7972 (build_return_stmt): Likewise.
7974 * c-decl.c (do_case): Rewrite to do what previously done in
7977 * c-semantics.c (build_stmt): Define.
7978 (build_return_stmt): Likewise.
7979 (build_break_stmt): Likewise.
7980 (build_continue_stmt): Likewise.
7981 (build_case_label): Likewise.
7983 * c-parse.in (BREAK): Change to build tree, then generate RTL.
7984 (CONTINUE): Likewise.
7987 (DEFAULT): Likewise.
7989 * c-parse.y: Regenerate.
7990 * c-pasre.c: Likewise.
7992 2000-07-09 Jason Merrill <jason@redhat.com>
7994 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
7996 * tree.h (STRIP_NOPS): Check for error_mark_node.
7997 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
7998 (dwarf2out_*): Remove duplicate declarations.
8000 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
8001 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
8003 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
8005 * diagnostic.c (wrap_text): New function.
8006 (maybe_wrap_text): Likewise.
8007 (output_add_string): Use it.
8008 (output_format): Likewise.
8009 (count_error): Use verbatim instead of notice.
8010 (report_error_function): Likewise. Don't use plain fprintf.
8011 (finish_diagnostic): New function.
8012 (output_do_verbatim): Tweak. Commonalize functionalities in
8013 output_verbatim and verbatim.
8014 (output_verbatim): Adjust.
8015 (verbatim): Likewise.
8016 (report_diagnostic): Define.
8018 * diagnostic.h (report_diagnostic): Prototype.
8020 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
8022 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
8024 2000-07-09 Neil Booth <NeilB@earthling.net>
8026 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
8027 IShspace, ISspace: Update.
8029 * cppinit.c: ISTABLE: Update.
8032 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
8033 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
8034 (skip_block_comment, skip_line_comment, parse_string,
8035 lex_line): Use is_vspace rather than IS_NEWLINE.
8036 (skip_whitespace, lex_line): Clean up to use is_nvspace.
8037 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
8039 (lex_next): Unconditionally stop if within a directive.
8040 Treat directives within macro invocations as directives
8041 (after parse_args emits error), not as the argument.
8043 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
8045 * diagnostic.c (diagnostic_args): New macro.
8046 (diagnostic_msg): Likewise.
8047 (output_formatted_integer): Likewise.
8048 (output_state): New data type.
8049 (digit_buffer): Make global.
8050 (output_add_integer): Rename to output_decimal. Squeeze
8052 (output_long_decimal, output_unsigned_decimal,
8053 output_long_unsigned_decimal, output_octal, output_long_octal,
8054 output_hexadecimal, output_long_hexadecimal): New functions.
8055 (output_append_r): New function.
8056 (output_append): Tweak.
8057 (output_flush_on): Rename to output_to_stream.
8058 (output_format): Change prototype. Improve documentation. Handle
8059 more format specifiers.
8060 (build_location_prefix): Rename to context_as_prefix.
8061 (output_notice): Rename to output_do_printf.
8062 (output_printf): Tweak.
8063 (line_wrapper_printf): Likewise.
8064 (vline_wrapper_message_with_location): Adjust call to renamed
8066 (v_message_with_decl): Likewise.
8067 (default_print_error_function): Likewise.
8068 (save_output_state): New function.
8069 (restore_output_state): Likewise.
8070 (output_do_verbatim): Likewise.
8071 (output_verbatim): Define.
8072 (verbatim): Likewise.
8074 * diagnostic.h (printer_fn): Change return type from void to int.
8075 Improve documentation.
8076 (output_add_integer): Rename to output_decimal.
8077 (output_flush_on, output_format): Don't export.
8078 (output_verbatim, verbatim): Declare.
8080 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
8082 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
8083 Check whether c divides op1 exactly if operation is not
8086 2000-07-08 Richard Henderson <rth@cygnus.com>
8088 * final.c (final): Do not abort when reg-stack introduces
8091 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
8093 * cpplib.h (struct cpp_name): Now struct cpp_string.
8094 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
8095 CPP_HEADER_NAME): Change to type S.
8096 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
8097 field, a cpp_hashnode *. All references to val.name updated
8098 to use val.str or val.node as appropriate.
8099 (struct cpp_reader): Add spec_nodes field.
8100 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
8102 * cpphash.h (struct spec_nodes): New.
8103 (enum spell_type): Reorder. Only SPELL_STRING tokens use
8104 val.str. All references to 'spelling > SPELL_NONE' updated to
8107 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
8108 pfile->buffer->inc are not NULL before dereferencing them.
8110 * cpplex.c (parse_name): Take a pointer to the current token,
8111 plus current position and limit as args; return the new
8112 position; don't copy the text of a name into the string
8113 buffer, instead call cpp_lookup and store the node pointer.
8114 If extending a token, copy out the text of the old into a
8115 scratch buffer, append the new, look that up and store the new
8116 node pointer. Inline.
8117 (maybe_paste_with_next): If the result of paste is a NAME,
8118 then look up the pasted text and store its node pointer.
8119 (lex_line): Adjust for new parse_name interface.
8120 Check for L"str", L'str' using spec_nodes->n_L.
8121 (spell_token): SPELL_IDENT tokens have their spelling in
8122 val.node->name. Handle SPELL_STRING tokens that don't have
8124 (_cpp_expand_name_space,
8125 (can_paste): Check for L ## "str" using spec_nodes->n_L.
8126 (cpp_get_token, special_symbol): No need to call cpp_lookup.
8127 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
8128 return 1=equal 0=not, not a tristate.
8130 * cpphash.c (var_args_str): Delete.
8131 (find_param): Compare node fields directly.
8132 (is__va_args__): Use CPP_PEDANTIC. Just compare
8133 token->val.node with spec_nodes->n__VA_ARGS__.
8134 (dump_funlike_macro): Don't use var_args_str.
8136 * cpplib.c (_cpp_check_directive): Just walk through
8137 spec_nodes->dirs comparing pointers.
8138 (get_define_node, do_pragma_poison, detect_if_not_defined,
8139 parse_ifdef): The identifier has already been looked up.
8140 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
8142 (do_if): Only call detect_if_not_defined at beginning of file.
8143 (_cpp_parse_assertion): Only copy string pointers for
8144 SPELL_STRING tokens.
8145 (pragma_dispatch): Take a node pointer and examine its name
8147 (_cpp_init_stacks): Also initialize the spec_nodes structure.
8149 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
8151 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
8152 reverse order from the corresponding _cpp_init_* routines.
8154 * cppexp.c (parse_number, parse_charconst, parse_defined,
8155 lex): Check val.node->type instead of calling cpp_defined.
8156 Use spec_nodes entries where appropriate.
8158 * fix-header.c, scan-decls.c: Update for interface changes.
8160 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
8162 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
8163 emitting aux_truncdfsf2.
8165 2000-07-03 Donn Terry (donnte@microsoft.com)
8167 * cppinit.c (print_help): split overlong line into ISO C89
8170 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
8172 * cppexp.c: Update all code for new lexer interface.
8173 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
8174 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
8175 * cpplex.c (token_names): Trim leading CPP_ from names; make
8176 the strings unsigned.
8177 (_cpp_spell_operator): New.
8178 (is_macro_disabled): Disable all macros if rescanning
8180 (_cpp_get_directive_token): Remove.
8182 * cppinit.c: Don't set no_macro_expand.
8183 * cpplib.c (read_line_number, do_line): Check only for EOF,
8185 * cpphash.h: Update prototypes.
8186 * cpplib.h (CPP_VSPACE): Remove.
8187 (struct cpp_reader): Remove no_macro_expand.
8189 2000-07-08 Neil Booth <NeilB@earthling.net>
8191 * cpphash.c (is__va_args__): New function.
8192 (count_params): Fix line reported in error messages. Use
8193 is__va_args__. Don't return ')' on error. Flag GNU style
8194 rest args macro definitions.
8195 (parse_define): Check macro name is not __VA_ARGS__.
8196 (save_expansion): Check identifier in non-varargs-macro is
8197 not __VA_ARGS__. Don't flag GNU_VARARGS.
8198 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
8199 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
8200 than per-token GNU_VARARGS.
8201 * cpplib.h (GNU_VARARGS): Remove.
8202 (GNU_REST_ARGS): New.
8204 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8206 * i386.md (call_pop, call, call_value_pop): Do not set
8207 current_function_uses_pic_offset_table for calls to static
8208 functions or indirect calls.
8210 2000-07-07 Jim Wilson <wilson@cygnus.com>
8212 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
8213 is_predicate_reg, then take max write_count of register pair.
8215 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8217 * tradcpp.c (main): Rename label `include' to `add_include' to
8218 avoid conflicts with variable `include' in traditional C.
8220 2000-07-07 Jakub Jelinek <jakub@redhat.com>
8222 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
8224 2000-07-07 Jakub Jelinek <jakub@redhat.com>
8226 * sibcall.c (uses_addressof): Add INMEM argument, check for
8227 current_function_internal_arg_pointer outside of MEM rtxs in addition
8229 (sequence_uses_addressof): Update caller.
8231 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
8233 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
8236 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8238 * system.h (UNION_INIT_ZERO): New macro for initializing union
8241 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
8243 2000-07-07 Neil Booth <NeilB@earthling.net>
8247 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
8249 * final.c (final): Detect out of bounds array access to
8250 the insn_lengths array.
8252 2000-07-07 Kazu Hirata <kazu@hxi.com>
8254 * fold-const.c (fold): Fix a comment typo.
8256 2000-07-07 Neil Booth <NeilB@earthling.net>
8258 * cpp.texi: Update to new lexer.
8260 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
8262 * tradcpp.c: New file.
8263 * tradcif.y: New file.
8264 * tradcif.c: New generated file.
8266 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
8267 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
8268 dependencies of C. Install tradcpp from install-common, in
8271 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
8273 * cppinit.c: Include cppdefault.h. Refer to
8274 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
8275 to GCC_INCLUDE_DIR and its length.
8276 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
8277 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
8278 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
8280 (include_defaults_array): Move to cppdefault.c.
8282 * cppdefault.h: New file.
8283 * cppdefault.c: New file.
8285 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
8286 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
8287 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
8290 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8292 * reload.c (push_reload): When seeing if can reuse a register,
8293 check extra registers against widest of INMODE and OUTMODE.
8295 2000-07-06 Neil Booth <NeilB@earthling.net>
8297 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
8298 based on full length of predicate.
8300 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
8302 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
8303 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
8305 2000-07-05 Kazu Hirata <kazu@hxi.com>
8307 * h8300-proto.h: Fix formatting.
8308 * h8300.c: Likewise.
8309 * h8300.h: Likewise.
8311 2000-07-05 Jim Wilson <wilson@cygnus.com>
8313 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
8316 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
8318 * invoke.texi: Fix minor typos
8319 * md.texi: Fix minor typos
8321 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
8323 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
8325 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
8327 * cpplex.c: Don't include sys/mman.h.
8328 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
8330 * cpplib.c: Include sys/mman.h and obstack.h.
8331 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
8333 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
8334 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
8335 bother freeing if stack entries (they will be freed with their buffer).
8336 (do_endif): Free if stack entries from the buffer obstack.
8337 (push_conditional): Allocate if stack entries from the buffer obstack.
8339 (find_answer): Rename to _cpp_find_answer.
8340 (do_assert, do_unassert): Update.
8342 * cpphash.h: Update prototypes.
8343 (xobnew): New convenience macro.
8344 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
8346 (struct cpp_hashnode): Remove disabled field.
8348 * cppinit.c: Don't include hashtab.h or splay-tree.h.
8349 (report_missing_guard): Moved to cppfiles.c.
8350 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
8352 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
8353 cpp_cleanup_includes. Don't destroy hashtab or
8354 all_include_files here.
8355 (cpp_finish): Use _cpp_report_missing_guards.
8357 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
8358 (_cpp_init_include_table): Rename _cpp_init_includes.
8359 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
8361 * cppexp.c (parse_assertion): Update for new name of
8364 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
8366 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
8368 * cpplib.c (do_ident): s/VSPACE/EOF/
8370 2000-07-05 Neil Booth <NeilB@earthling.net>
8372 * cpplex.c: Fix trigraph replacement within strings.
8374 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8376 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
8378 * xcoffout.c (assign_type_number): Constify.
8379 (xcoffout_source_file): Add static prototype. Don't needlessly
8380 cast away const-ness.
8382 2000-07-04 Jason Merrill <jason@redhat.com>
8384 * frame.h (frame_state): Move base_offset to end.
8386 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
8388 * calls.c (emit_library_call_value_1): Revert previous change.
8390 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
8392 * fix-header.c (struct partial_proto): Remove unnecessary fields.
8393 (recognized_extern, recognized_function, read_scan_file):
8394 Update for new scheme.
8395 (check_protection): It's still a multiple include guard even
8396 if it doesn't always trigger.
8397 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
8399 * scan.h: Declare struct cpp_token. Update prototypes.
8401 2000-07-03 Neil Booth <neilb@earthling.net>
8402 Zack Weinberg <zack@wolery.cumb.org>
8404 Complete overhaul of the lexer and macro expander.
8406 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
8407 arg, arglist, argdata, reflist, collect_objlike_expansion,
8408 collect_funlike_expansion, collect_params,
8409 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
8410 unsafe_chars, macarg, compare_defs, special_symbol,
8411 scan_arguments, stringify, funlike_macroexpand,
8412 _cpp_quote_string, monthnames): Delete.
8413 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
8414 _cpp_create_definition, _cpp_dump_definition,
8415 dump_hash_helper): Adjust.
8416 (find_param, count_params, parse_define, var_args_str,
8417 check_macro_redefinition, save_expansion): New.
8419 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
8420 parse_string, output_line_command, trigraph_replace,
8421 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
8422 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
8423 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
8424 _cpp_skip_rest_of_line): Modify.
8426 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
8427 find_position, null_warning, bump_column, expand_name_space,
8428 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
8429 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
8430 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
8431 _cpp_prescan): Delete.
8433 (dump_param_spelling, process_directive, lex_next,
8434 is_macro_disabled, stringify_arg, expand_context_stack,
8435 output_token, make_string_token, alloc_number_token,
8436 special_symbol, duplicate_token, maybe_paste_with_next,
8437 can_paste, prevent_macro_expansion, restore_macro_expansion,
8438 get_temp_token, release_temp_tokens, quote_string,
8439 token_names, token_spellings, _cpp_expand_name_space,
8440 _cpp_glue_header_name, _cpp_reserve_name_space,
8441 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
8442 placemarker_token, eof_token, cpp_context, macro_args,
8443 get_raw_token, parse_arg, parse_args, save_token,
8444 push_arg_context, push_macro_context, pop_context,
8445 do_pop_context, free_macro_args, _cpp_get_line,
8446 _cpp_run_directive): New.
8448 * cpplib.c (validate_else, parse_include, push_conditional,
8449 pass_thru_directive, read_line_number, parse_ifdef,
8450 detect_if_not_defined, _cpp_check_directive, do_define,
8451 do_undef, do_include, do_import, do_include_next, do_error,
8452 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
8453 top_pragmas, do_pragma_gcc, do_pragma_implementation,
8454 do_pragma_poison, do_pragma_system_header,
8455 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
8456 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
8457 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
8458 cpp_defined): Update for new scheme.
8459 (strtoul_for_line, get_define_node, dump_macro_name,
8460 _cpp_check_linemarker, _cpp_parse_assertion): New.
8461 (_cpp_handle_directive, do_pragma_default): Delete.
8463 * cpphash.h (struct predicate): Now struct answer.
8464 (enum spell_type, struct token_spelling, struct directive,
8465 directive_handler): New.
8466 Update prototypes. Remove unused macros.
8467 * cpplib.h: Update prototypes. Remove unused macros,
8468 structure definitions, and fields.
8470 * cpperror.c (print_containing_files, v_message): Adjust.
8471 * cppexp.c (parse_assertion, lex, parse_escape,
8472 _cpp_parse_expr): Adjust.
8473 * cppfiles.c (open_include_file, _cpp_execute_include,
8474 _cpp_compare_file_date, cpp_read_file, read_include_file):
8476 * cppinit.c (dump_special_to_buffer): Delete.
8477 (append_include_chain, merge_include_chains, cpp_reader_init,
8478 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
8479 cpp_finish, handle_option, print_help): Adjust.
8480 * cppmain.c (main): Adjust.
8482 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
8484 * cppspec.c (lang_specific_driver): Use double quotes in error
8487 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
8489 * calls.c (emit_library_call_value_1): Use valreg instead
8490 of hard_libcall_value.
8492 2000-07-03 Geoff Keating <geoffk@cygnus.com>
8494 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
8495 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
8496 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
8504 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
8505 mode instead of wider_mode is being used.
8507 2000-07-03 Jakub Jelinek <jakub@redhat.com>
8509 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
8510 of 'r'. Use q_regs_operand.
8511 (andsi_1+2): Use q_regs_operand.
8513 2000-07-03 Jakub Jelinek <jakub@redhat.com>
8515 * builtins.c (get_memory_rtx): Always put into alias set 0.
8517 2000-07-03 Nick Clifton <nickc@cygnus.com>
8519 * config/arm/arm.md: Fix post increment and pre increment
8520 peepholes so that they do not generate UNPREDICATBLE opcodes.
8521 (ie ones where the increment clobbers the source/destination).
8523 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
8525 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
8526 change too big for -mtiny-stack" a warning, if larger than 63.
8527 (out_set_stack_ptr): Change the logic so -mno-interrupts is
8528 always safe to use on possible future devices.
8529 (function_prologue): Write SPH before SPL, for consistency.
8530 If interrupt_func_p true, we know we have enabled interrupts.
8531 (avr_num_arg_regs): New function. Round up to even number of
8532 bytes if no -mpack-args or if calling a libgcc function.
8533 (function_arg, function_arg_advance): Use it.
8534 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
8535 Output "movw" if available.
8536 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
8537 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
8538 (asm_output_section_name): Add blanks for consistent output.
8539 (encode_section_info): Set TREE_READONLY for progmem data to
8540 avoid gas warnings about changed section attributes.
8541 (avr_hard_regno_mode_ok): Force non-QImode data to start in
8542 even numbered registers on devices with "movw".
8543 * config/avr/avr.h (MASK_*): Define bits for target_flags.
8544 (TARGET_SWITCHES): Mark help strings for translation.
8545 Add new -mpack-args and -menhanced switches.
8546 (TARGET_OPTIONS): Mark help strings for translation.
8547 (progmem_section): Add section attributes.
8548 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
8549 Output "movw" if available.
8550 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
8552 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
8553 call convention (arguments aligned on even registers).
8554 (_cleanup, _exit): Make weak symbols libc can override.
8556 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8558 * fp-bit.h: New file.
8560 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
8561 Comment #endif statements.
8562 (__thenan_sf, __thenan_df): Add missing braces around initializer.
8564 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
8566 * gcse.c (compute_pre_data): Compute ae_kill using other local
8567 properties instead of calling compute_ae_kill.
8569 * alias.c (init_alias_analysis): Do not call
8570 prologue_epilogue_contains until after reload has completed.
8572 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
8574 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
8575 (genrtl_finish_compound_stmt): Likewise.
8576 (genrtl_compound_stmt): Change to return void.
8578 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
8579 move code from here to ...
8580 (genrtl_compound_stmt): ... here.
8581 (genrtl_finish_compound_stmt): Remove.
8582 (expand_stmt): Add comment.
8584 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
8586 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
8589 2000-07-02 Jakub Jelinek <jakub@redhat.com>
8591 * cpplib.h (struct cpp_reader): New field include_depth.
8592 (struct cpp_printer): Rename last_bsd to last_id.
8593 * cppfiles.c (read_include_file): Bump include_depth.
8594 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
8595 (output_line_command): Output correct #line if a header
8596 is including itself and is not protected against multiple inclusion.
8597 Use include_depth instead of buffer_stack_depth, last_id instead of
8599 * cppinit.c (cpp_start_read): Initialize last_id instead of
8602 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
8604 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
8605 (c-semantics.o): New target.
8607 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
8608 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
8609 (genrtl_clear_out_block): Likewise.
8610 (genrtl_goto_stmt): Likewise.
8611 (genrtl_expr_stmt): Likewise.
8612 (genrtl_decl_stmt): Likewise.
8613 (genrtl_if_stmt): Likewise.
8614 (genrtl_while_stmt): Likewise.
8615 (genrtl_do_stmt): Likewise.
8616 (genrtl_return_stmt): Likewise.
8617 (genrtl_for_stmt): Likewise.
8618 (genrtl_break_stmt): Likewise.
8619 (genrtl_continue_stmt): Likewise.
8620 (genrtl_scope_stmt): Likewise.
8621 (genrtl_switch_stmt): Likewise.
8622 (genrtl_case_label): Likewise.
8623 (genrtl_begin_compound_stmt): Likewise.
8624 (gerntl_finish_compound_stmt): Likewise.
8625 (genrtl_compound_stmt): Likewise.
8626 (genrtl_asm_stmt): Likewise.
8627 (genrtl_decl_cleanup): Likewise.
8628 (DECL_ANON_UNION_ELEMS): Likewise.
8629 (emit_local_var): Likewise.
8630 (make_rtl_for_local_static): Likewise.
8631 (expand_cond): Likewise.
8632 (expand_stmt): Likewise.
8633 (c_expand_return): Likewise.
8634 (c_expand_start_case): Likewise.
8635 (do_case): Likewise.
8636 (COMPOUND_STMT_NO_SCOPE): Likewise.
8637 (c_expand_asm_operands): Likewise.
8638 (NEW_FOR_SCOPE_P): New macro.
8639 (expand_expr_stmt_fn): New type.
8641 (set_current_function_name_declared): Likewise.
8642 (current_function_name_declared): Likewise.
8643 (lang_expand_stmt): Likewise.
8644 (stmts_are_full_exprs_p): Likewise.
8645 (anon_aggr_type_p): Likewise.
8646 (lang_expand_expr_stmt): Likewise.
8647 (build_case_label): Likewise.
8649 * c-decl.c (lang_expand_expr_stmt): Initialize.
8650 (stmts_are_full_exprs_p): Define.
8651 (current_function_name_declared): Likewise.
8652 (do_case): Likewise.
8653 (lang_expand_stmt): Likewise.
8654 (set_current_function_name_declared): Likewise.
8655 (anon_aggr_type_p): Likewise.
8657 * c-semantics.c: New file.
8658 (expand_cond): Moved from cp/semantics.c.
8659 (genrtl_do_pushlevel): Likewise.
8660 (genrtl_clear_out_block): Likewise.
8661 (genrtl_goto_stmt): Likewise.
8662 (genrtl_expr_stmt): Likewise.
8663 (genrtl_decl_stmt): Likewise.
8664 (genrtl_if_stmt): Likewise.
8665 (genrtl_while_stmt): Likewise.
8666 (genrtl_do_stmt): Likewise.
8667 (genrtl_return_stmt): Likewise.
8668 (genrtl_for_stmt): Likewise.
8669 (genrtl_break_stmt): Likewise.
8670 (genrtl_continue_stmt): Likewise.
8671 (genrtl_scope_stmt): Likewise.
8672 (genrtl_switch_stmt): Likewise.
8673 (genrtl_case_label): Likewise.
8674 (genrtl_begin_compound_stmt): Likewise.
8675 (genrtl_finish_compound_stmt): Likewise.
8676 (genrtl_compound_stmt): Likewise.
8677 (genrtl_asm_stmt): Likewise.
8678 (genrtl_decl_cleanup): Likewise.
8679 (make_rtl_for_local_static): Moved from cp/decl.c.
8680 (emit_local_var): Likewise.
8681 (expand_stmt): Define.
8683 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
8684 (c_expand_return): Likewise.
8685 (c_expand_start_case): Likewise.
8687 2000-07-01 Richard Henderson <rth@cygnus.com>
8689 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
8690 with the low 13 bits set.
8691 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
8692 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
8693 of the low 13 bits into a CONST plus an adddi3.
8694 (load_symptr): Set RTX_UNCHANGING_P.
8696 See ChangeLog.3 for earlier changes.