1 2000-08-11 Kazu Hirata <kazu@hxi.com>
3 * flow.c: Fix formatting.
5 2000-08-11 Richard Henderson <rth@cygnus.com>
7 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
8 pattern, always allocate a tertiary scratch register.
10 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
11 (reload_inhi): Likewise.
13 2000-08-11 Richard Henderson <rth@cygnus.com>
15 * function.c (put_reg_into_stack): Allow type to be NULL.
16 (schedule_fixup_var_refs): Likewise.
17 (gen_mem_addressof): Allow decl to be NULL.
18 (put_addressof_into_stack): Likewise.
20 * flow.c (merge_blocks_nomove): Be more careful about
21 locating the beginning of block A.
23 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
25 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
30 * config.in: Reverted the check for <sched.h>.
32 2000-08-10 Chris Demetriou <cgd@sibyte.com>
34 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
35 macros define the name of CTOR and DTOR sections.
36 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
37 DTOR_LIST_END): Change to use attributes to specify
39 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
40 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
41 DTOR_LIST_END): Same as in mips/elf.h.
43 2000-08-10 Drew Moseley <dmoseley@redhat.com>
45 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
46 disabling just crt0.o.
48 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
50 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
51 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
52 (EXTRA_SPECS): Add them.
53 * arm/lib1funcs.asm: Support builds for interworking.
54 Use macros to eliminate duplicated pieces of code.
56 2000-08-10 Kazu Hirata <kazu@hxi.com>
58 * h8300.c (expand_a_rotate): New.
59 (emit_a_rotate): Likewise.
60 (h8300_adjust_insn_length): Add support for the rotate insns.
61 * h8300.md (rotlqi3): New.
62 (*rotlqi3_1): Likewise.
64 (*rotlhi3_1): Likewise.
66 (*rotlhi3_1): Likewise.
67 * h8300-proto.h: Add prototypes for expand_a_rotate and
70 * h8300.c: Fix comment typos.
71 (dosize): Declare the variable amount as unsigned.
72 (get_shift_alg): Fix a comparison between signed and unsigned.
73 (emit_a_shift): Likewise.
74 (h8300_adjust_insn_length): Simplify the code.
76 * c-decl.c: Fix formatting.
78 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
81 warning about non-traditional numeric constant suffixes.
83 * cppexp.c (parse_number): Likewise.
85 * invoke.texi: (-Wtraditional): Document new behavior.
87 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
89 * gthr-posix.h: Include auto-host.h. Conditionally include
91 * configure.in: Check for the <sched.h> header file.
92 * config.in: Added define for HAVE_SCHED_H.
94 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
96 * c-typeck.c (process_init_element): For -Wtraditional, warn about
97 initialization of unions.
99 * invoke.texi (-Wtraditional): Document new behavior.
101 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
103 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
104 instead of extra_c_flags.
105 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
106 * configure: Regenerate.
107 * config.in: Regenerate.
109 * cpperror.c (cpp_type2name): New function.
110 * cpplex.c (lex_line): If we issued an error for an invalid
111 preprocessing directive, discard that logical line.
112 * cpplib.c (do_line): Call a hook function if the current file
114 (do_ident): Pass the contents of the string, not the entire
115 token, to the callback function.
116 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
117 (cb.rename_file): New hook function.
118 (cb.ident): Adjust prototype.
119 (cpp_type2name): Prototype.
120 * cppmacro.c (dump_macro_args): Correct precedence lossage.
122 * cppmain.c (cb_ident): Update for changed interface.
123 (cb_rename_file): New function.
124 (main): Set rename callback.
126 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
128 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
129 multi-word registers.
131 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
133 * c-common.c (combine_strings, check_format_info): Refer to ISO C
134 or ISO C89 instead of ANSI C.
135 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
136 build_enumerator, do_case): Likewise.
137 * c-lex.c (parse_float, yylex): Likewise.
138 * c-parse.in: Likewise.
139 * c-typeck.c (common_type, build_array_ref, build_binary_op,
140 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
141 build_c_cast, convert_for_assignment, set_init_index,
142 set_init_label, c_expand_start_case): Likewise.
143 * toplev.c (documented_lang_options, display_help): Likewise.
145 2000-08-08 Kazu Hirata <kazu@hxi.com>
147 * h8300.c: Fix formatting.
149 * h8300.md: Likewise.
150 (movsi_h8300hs): Fix formatting of the resulting assembly code.
152 * reload1.c: Fix formatting.
154 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
156 * alpha/alpha.c (alpha_emit_xfloating_libcall):
157 Use GEN_CALL_VALUE define.
158 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
159 * clipper/clipper.md (untyped_call): Likewise.
160 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
161 * fx80/fx80.md (untyped_call): Likewise.
162 * mips/mips.md (untyped_call): Likewise.
163 * ns32k/ns32k.md (untyped_call): Likewise.
164 * pa/pa.md (untyped_call): Likewise.
165 * romp/romp.md (untyped_call): Likewise.
166 * sparc/sparc.md (untyped_call): Likewise.
168 2000-08-08 Jason Eckhardt <jle@cygnus.com>
170 * config/i860/i860.c (singlemove_string): Do not generate assembler
171 pseudo instructions that must be expanded (that is, with signed
172 constants larger than 16 bits).
174 2000-08-08 Richard Henderson <rth@cygnus.com>
176 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
177 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
178 (init_propagate_block_info): Don't kill memory stores at -O0.
179 (mark_set_1, mark_used_regs): Likewise.
181 2000-08-08 David Edelsohn <edelsohn@gnu.org>
183 * rs6000.c (optimization_options): Decorate 'level' as
185 (mask64_operand): Remove sign-extend thinko.
186 (rldic_operand): New function.
187 (load_multiple_operation): regno's are unsigned ints.
188 (store_multiple_operation): Likewise.
189 (lmw_operation): Likewise.
190 (stmw_operation): Likewise.
191 (includes_lshift_p): shift_mask is unsigned int.
192 (includes_lshift64_p): New function.
193 (addrs_ok_for_quad_peep): unsigned int reg1.
194 (print_operand): Consistently add "else" after
195 output_operand_lossage().
196 (print_operand, case 'b'): Fold in case 'W'.
197 (print_operand, case 'W'): Print rldic MB value.
198 (output_epilogue): Update Objective-C language string.
199 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
200 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
201 * rs6000.md (ashldi3): Add rldic instruction.
202 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
203 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
206 2000-08-08 Richard Henderson <rth@cygnus.com>
208 * config/ia64/ia64-protos.h: Remove duplicates. Update
209 for massive code rearrangements.
210 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
211 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
212 (ia64_local_regs, ia64_need_regstk): Remove.
213 (ar_ccv_reg_operand): New.
214 (ia64_gp_save_reg): New.
215 (struct ia64_frame_info): Combine most of the size elements;
216 add new gr save elements.
217 (find_gr_spill): New.
218 (next_scratch_gr_reg): New.
219 (mark_reg_gr_used_mask): New.
220 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
221 to GR backing store regs when possible.
222 (ia64_initial_elimination_offset): New.
223 (ia64_rap_fp_offset): Remove.
224 (save_restore_insns): Remove.
225 (setup_spill_pointers): New.
226 (finish_spill_pointers): New.
227 (spill_restore_mem): New.
228 (do_spill, do_restore): New.
229 (ia64_expand_prologue): Rewrite to use them.
230 (ia64_expand_epilogue): Likewise.
231 (ia64_direct_return): Update for current_frame_info changes.
232 (ia64_function_prologue): Simplify .prologue emission. Emit
234 (ia64_setup_incoming_varargs): Don't ever emit rtl.
235 (ia64_dbx_register_number): New.
236 (ia64_initialize_trampoline): New.
237 (ia64_secondary_reload_class): Request GR_REGS for integer
238 arithmetic destined for FR_REGS.
239 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
240 (ia64_mark_machine_status): Mark ia64_gp_save.
241 (rws_access_regno): Rename from rws_access_reg; don't treat
242 predicates specially.
243 (rws_access_reg): New. Update all callers.
244 (rtx_needs_barrier): Remove dead unspecs.
245 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
246 (ia64_encode_section_info): Silence signed/unsigned warnings.
247 (spill_offset, sp_offset, spill_offset_emitted): Remove.
248 (tmp_reg, tmp_saved): Remove.
249 (process_set): Rewrite to expect complicated bits via
250 REG_FRAME_RELATED_EXPR.
251 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
252 in the use of ar.ccv; never set RTX_UNCHANGING_P.
253 (ia64_expand_op_and_fetch): Likewise.
254 (ia64_expand_compare_and_swap): Likewise.
255 (ia64_expand_builtin): Likewise.
256 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
257 (FIRST_PSEUDO_REGISTER): Update.
258 (AR_M_REGNO_P): Update.
259 (FIXED_REGS): Don't mark three local registers as used.
260 (EXTRA_CC_MODES): New.
261 (SELECT_CC_MODE): New.
262 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
263 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
264 (FRAME_GROWS_DOWNWARD): Unset.
265 (STARTING_FRAME_OFFSET): Zero.
266 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
267 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
268 (HARD_FRAME_POINTER_REGNUM): New.
269 (CAN_DEBUG_WITHOUT_FP): Define.
270 (TRAMPOLINE_TEMPLATE): Remove.
271 (TRAMPOLINE_SIZE): Lower to 32.
272 (TRAMPOLINE_ALIGNMENT): Lower to 64.
273 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
274 (PREDICATE_CODES): Update.
275 (struct machine_function): Add ia64_gp_save.
276 * config/ia64/ia64.md: Purge unused unspecs.
277 (movsi patterns): Allow moves to/from AR_M_REGS.
278 (movdi patterns): Allow moves to/from p0.
279 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
280 (gr_spill, gr_restore): Indicate ar.unat read/written.
281 (nonlocal_goto): Don't pass old frame_pointer.
282 (nonlocal_goto_receiver): Remove.
283 (exception_receiver): New.
284 (builtin_setjmp_setup): New.
285 (builtin_setjmp_receiver): New.
286 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
287 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
288 (__ia64_restore_stack_nonlocal): Likewise.
289 (__ia64_trampoline): New.
290 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
292 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
294 2000-08-08 Richard Henderson <rth@cygnus.com>
296 * frame.h (ia64_frame_state): Add my_psp.
297 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
298 (__throw): Pass it in. Don't clobber r7.
299 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
300 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
301 and nothing to do with sp.
302 (normalize_reg_loc): Use frame->my_psp.
303 (frame_translate): Handle frame-pointer-less functions. Set
304 spill_base correctly, in absence of being told.
305 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
306 (__ia64_backtrace_helper): New sp argument. Use
307 builtin_return_address instead of label addresses.
308 (print_record) [mem_stack_v]: No size member.
310 2000-08-08 Richard Henderson <rth@cygnus.com>
312 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
314 2000-08-08 Richard Henderson <rth@cygnus.com>
316 * tm.texi (LOCAL_REGNO): Document.
317 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
318 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
319 * reload1.c (reload): Likewise when considering nonlocal labels.
321 * config/ia64/ia64.h (LOCAL_REGNO): New.
322 * config/sparc/sparc.h (LOCAL_REGNO): New.
324 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
326 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
328 2000-08-07 Nick Clifton <nickc@redhat.com>
330 * config/mips/mips.c: Fix compile time warning messages.
331 * config/mips/mips-protos.h: Add prototype for equality_op.
333 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
335 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
337 * mn10300.md: Use nonimmediate_operand instead of general_operand
340 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
342 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
344 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
345 * sh.c (expand_block_move): Break long lines.
346 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
347 * sh.md (mulsi3): Likewise.
348 (movdi): Adjust spacing.
350 2000-08-07 Richard Henderson <rth@cygnus.com>
352 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
353 * expr.c (emit_group_store): Don't set it.
355 2000-08-07 Kazu Hirata <kazu@hxi.com>
357 * invoke.texi (Options for Debugging Your Program or GCC): Remove
358 duplicate entries for 'w' and 'z'.
360 * flow.c: Fix a comment typo.
362 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
364 * c-parse.in: Changed the language string for Objective-C to "GNU
367 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
369 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
370 to improve the Posix thread support for Objective-C.
372 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
374 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
375 CTI_UNSIGNED_PTRDIFF_TYPE.
376 (signed_size_type_node): Define.
377 (unsigned_ptrdiff_type_node): Define.
378 * c-decl.c (init_decl_processing): Create the
379 signed_size_type_node and unsigned_ptrdiff_type_node types.
380 * c-common.c (T_SC): Define.
383 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
384 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
386 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
387 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
388 flags for %c, %s and %[.
389 (check_format_info): Only allow leniency for signedness of targets
390 of character pointers (when pedantic) for formats flagged with
391 "c", so for strings but not for %hh formats. When pedantic, don't
392 allow character pointers to substitute for void pointers if a
393 second level of indirection is present.
395 2000-08-06 Kazu Hirata <kazu@hxi.com>
397 * invoke.texi (Options for Debugging Your Program or GCC): Update
398 the names of dump files.
400 * h8300.c (dosize): Rearrange code for conciseness.
401 (split_adds_subs): Likewise.
403 * loop.c: Fix formatting.
405 * dwarf2out.c: Fix formatting.
407 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
409 * expr.c: Fix formatting.
411 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
413 * rs6000.c (rs6000_maybe_dead): Prototype.
415 2000-08-06 Richard Henderson <rth@cygnus.com>
417 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
418 HAVE_nonlocal_goto as well.
419 * config/i960/i960.md (nonlocal_goto): Don't do it here.
420 * config/pj/pj.md (nonlocal_goto): Likewise.
422 2000-08-07 Michael Hayes <mhayes@cygnus.com>
424 * loop.c (try_swap_copy_prop): New function.
425 (load_mems): Rename copies to load_copies and add new regset
426 store_copies. Check for sets of shadow registers and mark
427 in store_copies. Call try_swap_copy_prop for registers
428 marked in store_copies.
430 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
432 * objc/objc-act.c: New command line option -fconstant-string-class
433 to allow specifying a user defined constant string class,
434 different from NXConstantString.
436 * toplev.c: Moved the Objective-C specific options to
439 * objc/lang-options.h: Moved the Objective-C specific options from
440 toplev.c. Added -fconstant-string-class.
442 2000-08-05 Chris Demetriou <cgd@sibyte.com>
444 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
445 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
446 __CTOR_LIST__ from func_ptr array to just func_ptr, to
447 avoid extra alignment imposed on arrays.
448 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
449 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
451 * mips.h: Clean up comments and spacing near MASKs.
452 (TARGET_UNIX_ASM): Delete.
453 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
454 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
457 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
459 * c-common.c (print_char_table): Add entries for the X/Open '
460 format flag (print decimals with locale's thousands grouping
461 character). Make %C expect wint_t.
462 (check_format_info): If pedantic, warn when the %n$ operand
463 number form is used. Allow for the ' flag; warn about it if
466 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
468 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
469 type is a float mode, cfun->decl's return type is not, and
470 TARGET_FLOAT_RETURNS_IN_80387.
472 2000-08-04 Andreas Schwab <schwab@suse.de>
474 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
475 token list, which are always `#' and `pragma'.
477 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
479 * tree.c (tree_expr_nonnegative_p): Move to...
480 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
481 (rtl_expr_nonnegative_p): New.
482 * tree.h: Add prototype for rtl_expr_nonnegative_p.
484 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
485 CONST_DOUBLE_CHAIN: Move to...
486 * rtl.h: ...here. Use XCINT/XCEXP.
488 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
489 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
490 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
493 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
495 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
497 * config/c4x/c4x.md (return_indirect_internal): New.
498 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
500 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
502 * c-common.c (time_char_table): Mark up formats added in C99 and
503 make other corrections. %D and %g were added in C99. %Og is an
504 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
505 C99. %e was added in C99. %Oj is an extension. %G and %z are in
506 C99 rather than GNU extensions, but %OG and %Oz are extensions.
507 %h was added in C99. %C was added in C99. %OY and %OC are
508 extensions. Add the C99 format %F.
509 (check_format_info): If pedantic and not in C99 mode, warn for C99
512 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
514 * function.c (schedule_fixup_var_refs): New function, broken out
515 of put_reg_into_stack.
516 (put_reg_into_stack): Use it.
517 (put_var_into_stack): In CONCAT case, fixup up references for
518 components only after fixing up references to the whole concat.
520 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
522 * alias.c (mark_constant_function): Use INSN_P.
523 (init_alias_analysis): Likewise.
524 * combine.c (combine_instructions): Use INSN_P.
525 (can_combine_p): Likewise.
526 (try_combine): Likewise.
527 (distribute_notes): Likewise.
528 (distribute_links): Likewise.
529 * cse.c (cse_around_loop): Use INSN_P.
530 (invalidate_skipped_block): Likewise.
531 (cse_set_around_loop): Likewise.
532 (cse_end_of_basic_block): Likewise.
533 (delete_trivially_dead_insns): Likewise.
534 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
535 (unshare_all_rtl_1): Likewise.
536 (next_cc0_user): Likewise.
537 (try_split make_insn_raw): Likewise.
538 (remove_unnecessary_notes): Likewise.
539 * final.c (shorten_branches): Use INSN_P.
540 (leaf_renumber_regs): Likewise.
541 (leaf_renumber_regs_insn): Likewise.
542 * flow.c (find_label_refs): Use INSN_P.
543 (verify_wide_reg): Likewise.
544 (notice_stack_pointer_modification): Likewise.
545 (count_or_remove_death_notes): Likewise.
546 (verify_flow_info): Likewise.
547 (clear_log_links): Likewise.
548 * function.c (fixup_var_refs_insns): Use INSN_P.
549 (compute_insns_for_mem): Likewise.
550 * gcse.c (alloc_gcse_mem): Use INSN_P.
551 (compute_sets): Likewise.
552 (compute_hash_table): Likewise.
553 (classic_gcse): Likewise.
555 (insert_insn_end_bb): Likewise.
556 (delete_null_pointer_checks_1): Likewise.
557 * global.c (expand_preferences): Use INSN_P.
558 (build_insn_chain): Likewise.
559 * graph.c (node_data): Use INSN_P.
560 * haifa-sched.c (priority): Use INSN_P.
561 (rm_line_notes): Likewise.
562 (rm_other_notes): Likewise.
563 (find_insn_reg_weight): Likewise.
564 (init_target_units): Likewise.
565 (schedule_block): Likewise.
566 (compute_block_forward_dependences): Likewise.
567 (debug_dependencies): Likewise.
568 (set_priorities): Likewise.
569 * integrate.c (function_cannot_inline_p): Use INSN_P.
570 (save_parm_insns): Likewise.
571 (copy_insn_list): Likewise.
572 * jump.c (mark_all_labels): Use INSN_P.
573 (never_reached_warning): Likewise.
574 * lcm.c (optimize_mode_switching): Use INSN_P.
575 * local-alloc.c (validate_equiv_mem): Use INSN_P.
576 (memref_used_between_p): Likewise.
577 (update_equiv_regs): Likewise.
578 (block_alloc): Likewise.
579 (no_conflict_p): Likewise.
580 * loop.c (scan_loop): Use INSN_P.
581 (find_and_verify_loops): Likewise.
582 (count_loop_regs_set): Likewise.
583 (loop_reg_used_before_p): Likewise.
584 (strength_reduce): Likewise.
585 (recombine_givs): Likewise.
586 (check_dbra_loop): Likewise.
587 (load_mems): Likewise.
588 (try_copy_prop): Likewise.
589 * print-rtl.c (print_rtx): Use INSN_P.
590 * recog.c (find_single_use): Use INSN_P.
591 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
592 (next_flags_user): Likewise.
593 (swap_rtx_condition): Likewise.
594 * regmove.c (mark_flags_life_zones): Use INSN_P.
595 (optimize_reg_copy_1): Likewise.
596 (optimize_reg_copy_2): Likewise.
597 (optimize_reg_copy_3): Likewise.
598 (reg_is_remote_constant_p): Likewise.
599 (fixup_match_2): Likewise.
600 (regmove_optimize): Likewise.
601 (fixup_match_1): Likewise.
602 * regrename.c (build_def_use): Use INSN_P.
603 (replace_reg_in_block): Likewise.
604 (consider_use): Likewise.
605 * reload.c (find_equiv_reg): Use INSN_P.
606 * reload1.c (reload): Use INSN_P.
607 (maybe_fix_stack_asms): Likewise.
608 (calculate_needs_all_insns): Likewise.
609 (reload_as_needed): Likewise.
610 (emit_output_reload_insns): Likewise.
611 (delete_address_reloads_1): Likewise.
612 (reload_cse_regs_1): Likewise.
613 (reload_combine): Likewise.
614 (reload_cse_move2add): Likewise.
615 * reorg.c (redundant_insn): Use INSN_P.
616 (dbr_schedule): Likewise.
617 * resource.c (find_dead_or_set_registers): Use INSN_P.
618 (mark_target_live_regs): Likewise.
619 * rtlanal.c (reg_used_between_p): Use INSN_P.
620 (reg_referenced_between_p): Likewise.
621 (reg_set_between_p): Likewise.
622 (reg_set_p): Likewise.
623 (single_set): Likewise.
624 (multiple_sets): Likewise.
625 (find_last_value): Likewise.
626 (reg_set_last): Likewise.
627 (find_reg_note): Likewise.
628 (find_regno_note): Likewise.
629 * sibcall.c (sequence_uses_addressof): Use INSN_P.
630 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
631 * ssa.c (find_evaluations): Use INSN_P.
632 (rename_block): Likewise.
633 (rename_equivalent_regs): Likewise.
634 * unroll.c (loop_find_equiv_value): Use INSN_P.
635 (set_dominates_use): Likewise.
636 * varasm.c (mark_constant_pool): Use INSN_P.
637 (mark_constants): Likewise.
638 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
639 (alphaev4_next_group): Likewise.
640 (alphaev5_next_group): Likewise.
641 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
642 (c4x_rptb_rpts_p): Likewise.
643 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
644 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
645 (rs6000_adjust_priority): Likewise.
646 * config/sh/sh.c (sh_loop_align): Use INSN_P.
647 (machine_dependent_reorg): Likewise.
648 (split_branches): Likewise.
649 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
651 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
653 * combine.c (recog_for_combine): Remove the old notes
654 prior to attempting to recognize the new pattern.
655 (distribute_notes): Ignore REG_NONNEG notes.
657 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
659 * varasm.c (output_constructor): Add .align 0 for packed vars.
661 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
663 * configure.in: Use default thread_file even when enable_threads is
664 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
665 * configure: Rebuilt.
667 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
669 2000-08-04 Donn Terry (donnte@microsoft.com)
671 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
673 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
675 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
676 Delete code that conditionally modifies 'version'.
677 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
678 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
679 * gcc.c (main): Use it.
680 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
681 * prefix.c (update_path): Use it.
682 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
683 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
684 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
686 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
687 (SUBTARGET_SWITCHES): Adjust.
688 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
690 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
692 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
694 * c-common.h (flag_isoc94): Declare.
695 * c-decl.c (flag_isoc94): Define.
696 (c_decode_option): Set flag_isoc94 as appropriate.
697 * c-common.c (T_PD, T_IM, T_UIM): Define.
698 (format_char_info): Add tlen and jlen.
699 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
701 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
703 (time_char_table): Add NULL entries for %t and %j.
704 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
705 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
706 Warn for printf %lf if pedantic and not C99. Don't warn for empty
707 precision. Allow precision argument to be unsigned int. If
708 pedantic, warn for %p passed an argument not a pointer to possibly
709 qualified void or a possibly qualified character type, and for
710 pointer targets of the wrong sign, except for character pointers.
712 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
714 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
715 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
716 (wint_type_node): Define.
717 * c-decl.c (WINT_TYPE): Define.
718 (init_decl_processing): Create the wint_type_node type.
719 * c-common.c (T_WI): Define.
720 (print_char_table): Use T_WI for %lc format.
722 2000-08-04 Bruce Korb <bkorb@gnu.org>
724 * fixinc/: Verified that the MSDOS patch does not break
725 the UNIX functionality and applied the next three patches
728 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
730 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
731 output file with the temporary one by appending ".X" to generate
732 the temporary fuile's name. If the output file already has an
733 extension, replace it with ".X".
735 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
736 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
737 reallocate the command buffer while copying the command-line
738 argument. Redirect the output directly to the temporary file,
739 instead of going through another temporary file.
740 (process): Close the temporary file before unlinking it.
741 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
742 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
743 (run_compiles): Pass p_fixd argument to machine_matches, as it
746 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
747 environment, assume there are no symlinks in the include
748 directory. When cleaning up the DONE files, look for them
749 case-insensitively. Don't try to remove symlinks if they aren't
752 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
753 all callers changed. Declare pz "const char *", to avoid compiler
756 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
757 Change prototype of make_raw_shell_str.
759 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
761 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
762 (initialize) [__MSDOS__]: Use tempnam.
763 (initialize): Don't use SIGPIPE if it is not defined.
765 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
768 2000-07-25 Bruce Korb <bkorb@gnu.org>
770 * fixinc/fix*.[ch]: substantially reworked to make it possible
771 to run this program without using fork(2) or pipe(2) (i.e. in
774 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
776 * cppdefault.h (WINT_TYPE): Define.
777 * cppinit.c (builtin_array): Define __WINT_TYPE__.
778 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
779 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
781 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
783 * (mips_legitimate_address_p): Don't allow register+offset
784 if the offset is large and negative, and we are compiling
785 for 64 bit registers.
787 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
789 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
790 insn_code_number + 1.
792 2000-08-04 Kazu Hirata <kazu@hxi.com>
794 * h8300.c (function_prologue): Rearrange code for conciseness.
795 (function_epilogue): Likewise.
796 * h8300.h (OK_FOR_U): Fix formatting.
798 * cse.c: Fix a comment typo. Fix formatting.
800 2000-08-03 Richard Henderson <rth@cygnus.com>
802 * config/i386/i386.md (return_indirect_internal): New.
803 * config/i386/i386.c (ix86_expand_epilogue): Use it.
805 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
807 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
809 (lex_line): Glue @ onto the beginning of identifiers and
810 string constants, in Objective-C mode.
811 (output_token, spell_token): Handle CPP_OSTRING.
812 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
813 beginning of a NAME or a STRING, in objc mode.
815 * cpplib.c (get_define_node): Do not permit identifiers that
816 begin with @ to be #defined.
817 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
818 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
820 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
821 * c-tree.h (build_objc_string): Delete prototype.
822 * objc/objc-tree.def: Delete OBJC_STRING_CST.
823 * c-lex.c (yylex): Use build_string for all three kinds of strings.
825 * c-parse.in, objc/objc-act.c: Update commentary.
827 2000-08-03 Mark Mitchell <mark@codesourcery.com>
829 * extend.texi: Fix typo in last change.
831 * extend.texi: Add commentary on statement-expressions and their
832 interactions with C++.
834 2000-08-03 Nick Clifton <nickc@cygnus.com>
836 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
837 * dwarf.h (LANG_JAVA): Change value to 0x000b.
839 2000-08-03 Anthony Green <green@cygnus.com>
841 * dwarf2out.c (gen_compile_unit_die): Add java language support.
842 (add_bound_info): Check for java language.
843 (is_java): New function.
844 * dwarfout.c (output_compile_unit_die): Ditto.
845 * dwarf.h (dwarf_source_language): Add java source language type.
846 * dwarf2.h (dwarf_source_language): Ditto.
848 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
850 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
853 * i386.c (ix86_expand_branch): Mode of comparison in
854 IF_THEN_ELSE is VOIDmode.
856 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
858 * gengenrtl.c, rtl.c: Avoid #elif.
860 2000-08-03 Michael Poole <poole@troilus.org>
862 * tm.texi (Register Classes): Clarify order of sub-initializers
863 in REG_CLASS_CONTENTS.
865 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
867 From SAITOH Masanobu:
868 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
870 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
872 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
873 is not supported by tradcpp and isn't actually needed for cygwin.
875 2000-08-03 Kazu Hirata <kazu@hxi.com>
877 * h8300.c: Fix a comment typo.
878 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
880 * jump.c: Fix formatting.
882 * toplev.c: Fix formatting.
884 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
886 * flow.c (find_auto_inc): Verify that we've got a REG before
887 peeking at its regno. Fail, don't abort if we can't find
888 the increment of the desired register.
890 * pa.md (shadd height reduction patterns/splitters): Remove.
892 2000-08-02 Jim Wilson <wilson@cygnus.com>
894 * config/ia64/ia64-protos.h (flag_ssa): Declare.
895 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
897 2000-08-02 Mark Mitchell <mark@codesourcery.com>
899 * dce.c: Remove all uses of assert.
900 * dwarf2out.c: Likewise.
901 * dwarfout.c: Likewise.
904 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
906 * gcc.h (lang_specific_driver): Constify second argument.
907 * gcc.c (translate_options, process_command, main): Likewise.
908 Constify variables to match. Cast second argument to
911 * cppspec.c, gccspec.c: Adjust type of second argument to
912 lang_specific_driver, and update code as necessary.
914 2000-08-02 Jakub Jelinek <jakub@redhat.com>
916 * loop.c (scan_loop): Ensure update_end label does not
917 go away until reg_scan_update is run.
919 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
921 * c-common.h: Prototype min_precision and c_build_qualified_type here...
922 * c-tree.h: ... not here.
923 * errors.h: Prototype fancy_abort.
925 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
926 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
927 * regrename.c (regrename_optimize): Make control flow explicit.
928 (replace_reg_in_block): Initialize reg_use to 0.
930 * i386.c (legitimate_address_p): Rename error label to
931 report_error to avoid namespace clash.
933 2000-08-02 Kazu Hirata <kazu@hxi.com>
935 * fold-const.c: Fix formatting.
937 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
939 * i386.c (legitimate_address_p): Accept other bases than
940 pic_offset_table_rtx for GOTOFF constructs.
942 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
944 * i386.md (shift to lea splitter): Use const_int_operand.
946 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
948 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
949 cppspec.c: Do not use 'legal' or 'illegal' in error messages
952 * cppmain.c (cb_define, cb_undef): Don't generate any output
953 if not done_initializing.
954 * cpplex.c (maybe_paste_with_next): When the token after a ##
955 is an omitted rest argument, only delete the token before it
956 if that token is a comma. Do not warn about bogus token
957 pastes for , ## rest_arg.
962 2000-08-02 Fred Fish <fnf@be.com>
964 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
965 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
968 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
969 Be directories to search path.
971 Remove support for __declspec(dllimport) and __declspec(dllexport).
972 This is leftover cruft from the earlier BeOS gcc port when BeOS
973 used Microsoft's PE object file format.
974 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
975 * config/i386/t-beos (winnt.o): Remove Makefile frag.
976 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
977 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
978 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
979 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
980 (REDO_SECTION_INFO_P): Remove.
981 (ASM_EXPORT_DECL): Remove.
982 (ASM_DECLARE_FUNCTION_NAME): Remove.
983 (ASM_DECLARE_OBJECT_NAME): Remove.
984 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
985 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
986 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
987 (STRIP_NAME_ENCODING): Remove.
989 Remove support for obsolete version of BeOS that is no longer
991 * configure.in (i*86-*-beospe*): Remove.
992 * config/i386/beos-pe.h: Remove.
994 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
995 Mark Mitchell <mark@codesourcery.com>
997 * Makefile.in (OBJS): Added dce.o.
998 (ssa.o): Updated target to include ssa.h.
1000 (toplev.o): Likewise.
1001 (dce.o): Created target.
1002 * basic-block.h: Added comments.
1003 (INVALID_BLOCK): Added definition.
1004 (connect_infinite_loops_to_exit): Added declaration.
1005 Moved SSA declarations to ssa.h.
1006 * flow.c: Added inclusion of ssa.h.
1007 (struct depth_first_search_dsS, depth_first_search_ds):
1009 (compute_immediate_postdominators): Added definition.
1010 (connect_infinite_loops_to_exit): Likewise.
1011 (flow_dfs_compute_reverse_init): Likewise.
1012 (flow_dfs_compute_reverse_add_bb): Likewise.
1013 (flow_dfs_compute_reverse_execute): Likewise.
1014 (flow_dfs_compute_reverse_finish): Likewise.
1015 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
1016 (LABEL_P): Added definition.
1019 (BARRIER_P): Likewise.
1020 (JUMP_TABLE_DATA_P): Likewise.
1021 (INSN_DEAD_CODE_P): Likewise.
1022 * ssa.c: Replaced inclusions with ssa.h inclusion.
1023 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
1024 (rename_registers): Removed unnecessary variables.
1025 * ssa.h: Created by moving declarations from ssa.c and
1027 * timevar.def: Defined TV_DEAD_CODE_ELIM.
1028 * toplev.c: Added ssa.h inclusion.
1029 (dump_file_index): Added DFI_dce.
1030 (dump_file): Added "dce" entry.
1032 (f_options): Added dce entry.
1033 * invoke.texi: Document -fdce. Emphasize experimental status of
1037 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
1039 * cpperror.c (v_message): Split into _cpp_begin_message and
1040 v_message macro. All callers updated.
1041 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
1044 * cppfiles.c (cpp_syshdr_flags): New function.
1045 (read_include_file): Don't call cpp_output_tokens. Call
1047 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
1048 (cpp_reader_init): Don't initialize token_buffer. Call
1049 _cpp_init_internal_pragmas.
1050 (cpp_cleanup): Don't clear token_buffer.
1051 (cpp_start_read): Don't worry about output from -D processing.
1052 Don't call cpp_output_tokens.
1053 (cpp_finish): Don't dump macros here. Don't call
1055 * cppmacro.c (_cpp_dump_definition): Rename
1056 cpp_dump_definition. Write directly to a FILE *.
1057 (dump_funlike_macro): Delete.
1058 (dump_macro_args): New.
1060 * cpplex.c (TOKEN_LEN): Convert to inline function.
1061 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
1062 cpp_scan_line, _cpp_dump_list): Delete.
1063 (cpp_printf, cpp_output_list): New.
1064 (output_line_command): Don't worry about entering or leaving files.
1065 (cpp_scan_buffer): Just output each token as we hit it.
1066 (process_directive): Don't call cpp_output_tokens.
1067 (_cpp_glue_header_name): Don't use token_buffer.
1068 (output_token, dump_param_spelling): Write directly to a FILE *.
1070 * cpplib.c (pass_thru_directive, dump_macro_name,
1071 pragma_dispatch, do_pragma_gcc): Delete.
1072 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
1073 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
1075 (do_error, do_warning, pragma_dependency): Call
1076 _cpp_begin_message, then cpp_output_list.
1077 (cpp_register_pragma, cpp_register_pragma_space,
1078 _cpp_init_internal_pragmas): New.
1079 (do_pragma): Walk the pragmas table here.
1080 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
1081 do_pragma_dependency): Return void.
1082 (do_pragma_implementation): Moved to cppmain.c.
1084 * cpplib.h: Update prototypes.
1085 (struct cpp_reader): Remove printer, token_buffer,
1086 token_buffer_size, and limit. Add struct cb, and pragmas.
1087 (struct cpp_printer): Remove last_id and written.
1088 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
1089 CPP_ADJUST_WRITTEN): Delete.
1090 * cpphash.h: Update prototypes.
1091 (ufputs): New wrapper.
1093 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
1094 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
1095 (main): Set up callbacks. Register #pragma implementation.
1096 Dump macros from here.
1098 2000-08-01 Geoff Keating <geoffk@cygnus.com>
1100 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
1101 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
1102 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
1103 insns if they have a REG_MAYBE_DEAD note attached.
1104 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
1105 (rs6000_emit_load_toc_table): TOC loads may go dead.
1107 2000-08-01 Jim Wilson <wilson@cygnus.com>
1109 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
1110 type exists before using it. Use number of words as alignment
1112 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
1113 ia64_va_arg): Propagate ia64_function_args changes here.
1115 2000-08-01 Richard Henderson <rth@cygnus.com>
1117 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
1118 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1120 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
1122 From Joern Rennecke:
1123 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
1124 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
1125 unless TARGET_SH3E is set.
1126 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
1128 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
1129 (ashlsi3_std): New pattern.
1130 (ashlsi3 expander): Use it for TARGET_SH3.
1131 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
1133 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1135 * loop.c (canonicalize_condition): Use destination, not source to
1136 determine SET's mode.
1138 2000-07-31 Mark Mitchell <mark@codesourcery.com>
1140 * flow.c (clear_log_links): Fix typo.
1142 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
1144 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
1145 on targets which need more than one insn for a compare/cbranch
1148 2000-07-31 Jim Wilson <wilson@cygnus.com>
1150 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
1151 when computing offset.
1153 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
1155 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
1157 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1159 * flow.c (clear_log_links): Nuke global_live_at_start and
1160 global_live_at_end data, since if the log_links stuff is invalid
1161 so is global_live_at_*.
1163 2000-07-31 Richard Henderson <rth@cygnus.com>
1165 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
1167 2000-07-31 Jakub Jelinek <jakub@redhat.com>
1169 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
1170 (_cpp_get_token): Don't macro expand a just pasted token if it
1171 was pasted at no_expand_level.
1173 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1175 * cppmacro.c (find_param, count_params, save_expansion):
1176 Permit 'defined' as a macro parameter name.
1178 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1180 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
1181 xcpp to cpp throughout.
1182 (native): Remove unnecessary dependency on cpp.
1184 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
1185 tradcpp to tradcpp0.
1186 (.i spec): Add missing output-file spec to cc1 command line.
1187 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
1189 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1191 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
1192 (implicit_decl_warning): New function.
1193 (implicitly_declare): Use it.
1194 * c-typeck.c (build_external_ref): Use implicit_decl_warning
1195 to complain about implicit decls of builtins.
1197 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
1198 based on pedantic && flag_isoc99, if not already set.
1199 * c-tree.h: Declare mesg_implicit_function_declaration.
1200 Prototype implicit_decl_warning.
1202 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
1204 * Makefile.in (ssa.o): Updated header files in dependences.
1205 * basic-block.h: Added compute_immediate_postdominators declaration.
1206 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
1208 * flow.c (compute_immediate_dominators): Updated comment.
1209 (compute_immediate_postdominators): Added definition.
1210 * rtl.h (HARD_REGISTER_P): Added definition.
1211 * ssa.c: Include additional header files.
1212 (assert): Added definition.
1213 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
1214 include select hard registers.
1215 (ssa_rename_to_insert): Likewise.
1216 (ssa_rename_from_initialize): Likewise.
1217 (ssa_rename_from_lookup): Likewise.
1218 (original_register): Likewise.
1219 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
1220 include select hard reigsters.
1221 (ssa_rename_from_traverse): Likewise.
1222 (ssa_rename_from_free): Likewise.
1223 (ssa_rename_from_print): Likewise.
1224 (ssa_rename_from_print_1): Likewise.
1225 (ssa_rename_from_hash_function): Likewise.
1226 (ssa_rename_from_equal): Likewise.
1227 (ssa_rename_from_delete): Likewise.
1228 (simplify_to_immediate_dominators): Removed in favor of
1229 flow.c:compute_immediate_dominators.
1230 (find_evaluations_1): Modified to work with hard registers.
1231 (insert_phi_node): Likewise.
1232 (insert_phi_nodes): Likewise.
1233 (struct rename_set_data): Updated prev_reg comment.
1234 (create_delayed_rename): Modified to work with hard registers.
1235 (RENAME_NO_RTX): Updated comment.
1236 (apply_delayed_renames): Modified to work with hard registers.
1237 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
1238 (rename_block): Updated to use revised ssa_rename_to interface.
1239 (rename_registers): Updated to use revised ssa_rename_to and
1240 ssa_rename_from interface.
1241 (convert_to_ssa): Revised to use compute_immediate_dominators and
1242 deal with hard registers.
1243 (make_regs_equivalent_over_bad_edges): Modified to work with hard
1244 registers. Added check for illegal unification of hard register.
1245 (make_equivalent_phi_alternatives_equivalent): Modified to work
1246 with hard registers.
1247 (compute_conservative_reg_partition): Likewise.
1248 (coalesce_if_unconflicting): Modified to work with hard registers
1249 and check for conflicting hard registers.
1250 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
1252 (rename_equivalent_regs_in_insn): Modified to work with hard
1254 (record_canonical_element_1): Added definition.
1255 (check_hard_regs_in_partition): Added definition.
1256 (convert_from_ssa): Added data structure deallocation and check
1257 for illegal hard register unification.
1258 (conflict_hard_regs_p): Added definition.
1259 * toplev.c (rest_of_compilation): Added comment.
1261 2000-07-31 Anthony Green <green@redhat.com>
1263 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
1265 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
1267 * builtins.c (expand_builtin_apply): Don't defer pop during
1270 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1272 * calls.c (combine_pending_stack_adjustment_and_call): Only use
1273 preferred_unit_stack_boundary when it is > 1.
1275 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
1277 * c-common.c (init_function_format_info): Add C99 format functions
1280 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
1281 void' or 'register void' as being the special case of 'void' alone
1282 in a parameter list.
1284 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
1285 discarding qualifiers into a plain warning.
1287 2000-07-31 Kazu Hirata <kazu@hxi.com>
1289 * combine.c: Fix formatting.
1291 * h8300.md: Fix formatting.
1293 * local-alloc.c: Fix formatting.
1295 * h8300.c (get_shift_alg): Remove the variable alg.
1296 (emit_a_shift): Rearrange code to improve readability.
1298 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
1300 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
1301 HImode on all architectures and a combination of HImode and SImode
1302 on H8/300H and H8/S.
1304 * h8300.c (split_adds_subs): Rearrange code for conciseness.
1306 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
1308 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
1311 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
1313 * recog.c (extract_insn): Set operand_mode according to
1314 operand if match_operand is VOIDmode.
1316 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
1318 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
1320 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1322 * c-parse.in (extdefs): Call ggc_collect between external
1325 2000-07-30 Michael Hayes <mhayes@cygnus.com>
1326 Richard Henderson <rth@cygnus.com>
1328 * Makefile.in (OBJS): Add doloop.o.
1329 * doloop.c: New file.
1331 * final.c (insn_current_reference_address): Return 0 before final.
1332 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
1333 * jump.c (any_uncondjump_p): Likewise.
1334 * loop.c (indirect_jump_in_function): Make static.
1335 (strength_reduce): Call doloop_optimize.
1336 (insert_bct, instrument_loop_bct): Remove.
1337 * loop.h (doloop_optimize): Prototype.
1338 * recog.c (split_all_insns): Split all INSN_P.
1339 * toplev.c (flag_branch_on_count_reg): Default on.
1341 * config/c4x/c4x.c (c4x_optimization_options): Don't set
1342 flag_branch_on_count_reg.
1343 * config/i386/i386.c (override_options): Likewise.
1344 * config/rs6000/rs6000.c (optimization_options): Likewise.
1346 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
1348 (dbra_ge): Remove, as well as all it's splitters.
1350 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
1353 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
1354 (ia64_register_move_cost): Declare.
1355 * config/ia64/ia64.c (ar_lc_reg_operand): New.
1356 (struct ia64_frame_info): Add ar_size.
1357 (ia64_compute_frame_size): Set it.
1358 (save_restore_insns): Save and restore ar.lc.
1359 (ia64_register_move_cost): New, moved from header file. Handle
1360 application registers.
1361 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
1362 (emit_insn_group_barriers): Special case doloop_end_internal.
1363 (ia64_epilogue_uses): Mark ar.lc live at end.
1364 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
1365 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
1366 (FIRST_PSEUDO_REGISTER): Make room.
1367 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
1368 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
1369 (REG_ALLOC_ORDER): Update.
1370 (HARD_REGNO_MODE_OK): Update.
1371 (REGISTER_NAMES): Update.
1372 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
1373 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1374 (REGNO_REG_CLASS): Update.
1375 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
1376 (REGISTER_MOVE_COST): Move out of line.
1377 (PREDICATE_CODES): Update.
1378 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
1379 (addsi3_plus1_alt, adddi3_plus1_alt): New.
1380 (shladd_elim splitter): Allow constants in the predicate.
1381 (doloop_end, doloop_end_internal): New.
1383 2000-07-30 Richard Henderson <rth@cygnus.com>
1385 * genattrtab.c (struct insn_def): Add lineno member.
1386 (struct insn_ent): Likewise.
1387 (struct attr_desc): Likewise.
1388 (struct delay_desc): Likewise.
1389 (struct function_unit_op): Likewise.
1390 (struct function_unit): Likewise.
1391 (check_attr_value): Use message_with_line.
1392 (check_defs): Likewise.
1393 (expand_units): Likewise.
1394 (check_attr_test): Take a lineno argument.
1395 (gen_attr): Likewise.
1396 (gen_insn): Likewise.
1397 (gen_delay): Likewise.
1398 (gen_unit): Likewise.
1399 (main): Give it to them.
1400 (convert_set_attr_alternative): Take an insn_def argument
1401 instead of num_alt and insn_index.
1402 (convert_set_attr): Likewise.
1403 (write_test_expr): Protect INSN_ADDRESSES load
1404 with INSN_ADDRESSES_SET_P.
1406 2000-07-30 Richard Henderson <rth@cygnus.com>
1408 * flow.c (init_propagate_block_info): Use pc_set.
1410 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1412 * i386.md (*lea_general_[123]) New insns and splits.
1413 (addsi3 to lea splitter): Handle other modes too.
1414 (shlsi3 to lea splitter): Likewise.
1415 (addhi_1_lea, shlhi_1_lea): New patterns.
1416 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
1418 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1420 * recog.c (general_operand, nonimmediate_operand): Accept
1421 any mode for VOIDmode CONSTANT_P operands.
1423 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1425 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
1426 instead of replace_rtx.
1427 * recog.c (validate_replace_rtx_subexp): New function.
1428 * recog.h (validate_replace_rtx_subexp): Declare.
1430 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1432 * combine.c (simplify_set, make_extraction, make_compound_operation
1433 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
1434 as force_to_mode argument.
1436 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
1438 * combine.c (if_then_else_cond): Be sure that mode fits in
1441 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
1443 * combine.c (record_promoted_value): Allow bitsize of mode
1444 to be equivalent to HOST_BITS_PER_WISE_INT.
1446 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1448 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
1449 Do not call gen_mode_alignment when mode is BLKmode.
1451 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
1453 * loop.c (express_from_1): Fix call of simplify_gen_binary.
1455 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
1457 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
1458 VOIDmode implies both operands to be VOIDmode.
1459 (simplify_ternary_operation): Compute properly the mode of comparison.
1460 * combine.c (combine_simplify_rtx): Likewise.
1462 2000-07-25 Michael Hayes <mph@paradise.net.nz>
1464 * basic-block.h (struct loops): New field rc_order.
1465 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
1466 (flow_loops_free): Free rc_order.
1467 (flow_depth_first_order_compute): New parameter rc_order.
1468 (flow_loops_find): Allocate rc_order and swap usage with
1471 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1472 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1474 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
1475 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
1476 (nodb_call, return_from_epilogue): Likewise.
1477 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
1478 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
1479 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
1480 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
1481 (c4x_valid_type_attribute_p): Likewise.
1482 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
1483 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
1485 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1487 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
1488 and loadhi_big_constant if applicable.
1489 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
1490 and add new splitter.s
1492 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1494 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
1496 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1498 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
1500 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1502 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
1504 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1506 * config/c4x/libgcc.S (divqf3): Improve accuracy.
1508 2000-07-27 Mark Mitchell <mark@codesourcery.com>
1510 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
1511 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
1512 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
1513 (get_prev_bb_note): Likewise.
1514 (remove_scope_notes): Likewise.
1515 * flow.c (commit_one_edge_insertion): Likewise.
1516 (merge_blocks_nomove): Likewise.
1517 (verify_flow_info): Likewise.
1518 * gcse.c (insert_insn_end_bb): Likewise.
1519 * reg-stack.c (emit_swap_insn): Likewise.
1520 * ssa.c (first_insn_after_basic_block_note): New function.
1521 (insert_phi_node): Use it.
1522 (rename_block): Likewise.
1523 (eliminate_phi): Likewise.
1524 (make_regs_equivalent_over_bad_edges): Likewise.
1525 (make_equivalent_phi_alternatives_equivalent): Likewise.
1526 (for_each_successor_phi): Likewise.
1527 (convert_from_ssa): Modify phi-node deletion algorithm.
1529 2000-07-29 Andreas Jaeger <aj@suse.de>
1531 * configure.in (mips*-*-linux*): Use mips*el to check for little
1532 endian MIPS, add tmake_file.
1534 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
1535 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
1536 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
1538 2000-07-28 Richard Henderson <rth@cygnus.com>
1540 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
1541 Sign extend mode size before negating.
1543 2000-07-28 Richard Henderson <rth@cygnus.com>
1545 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
1547 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
1549 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
1550 (cse_insn): Likewise.
1551 (addr_affects_sp_p): Likewise.
1552 * expr.c (move_by_pieces): Likewise.
1553 (clear_by_pieces): Likewise.
1554 * gcse.c (oprs_unchanged_p): Likewise.
1555 * haifa-sched.c (sched_analyze_2): Likewise.
1556 * recog.c (offsettable_address_p): Likewise.
1557 * regclass.c (record_address_regs): Likewise.
1558 * reload.c (find_reusable_reload): Likewise.
1559 (push_reload): Likewise.
1560 (operands_match_p): Likewise.
1561 (decompose): Likewise.
1562 (find_reloads_address_1): Likewise.
1563 (find_inc_amount): Likewise.
1564 * reload1.c (elimination_effects): Likewise.
1565 * resource.c (mark_set_resources): Likewise.
1566 * flow.c (attempt_auto_inc): New function; mostly broken out
1568 (find_auto_inc): Split into two functions and enhanced to
1569 generate POST_MODIFY.
1570 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
1571 * rtl.h (count_all_occurrences): Declare.
1572 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
1574 * rtlanal.c (count_all_occurrences): New function.
1575 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
1576 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
1578 * config/ia64/ia64-protos.h (destination_operand): Declare.
1579 * config/ia64/ia64.c (destination_operand): New function.
1580 (ia64_print_operand): Handle POST_MODIFY.
1581 (rtx_needs_barrier): Likewise.
1582 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
1583 (HAVE_POST_MODIFY_REG): Define to 1.
1584 (MAX_REGS_PER_ADDRESS): Change to 2.
1585 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
1586 (LEGITIMATE_ADDRESS_REG): New helper macro.
1587 (LEGITIMATE_ADDRESS_DISP): Likewise.
1588 (PREDICATE_CODES): Add entry for destination_operand.
1589 * config/ia64/ia64.md (all mov patterns): Use destination_operand
1590 predicate for operand 0.
1592 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1594 * dwarf2out.c: Indent #error directive.
1596 * gbl-ctors.h: Fix typo in comment.
1597 (__do_global_ctors): Prototype.
1599 * gcse.c (record_one_set, pre_delete): Remove unused variables.
1601 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
1602 (print_operand): Initialize variable `t'.
1604 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
1606 * config/arm/arm.md ("call_value"): removed constraints.
1607 Constraints are ignored in expanders.
1608 (*call_value_reg): split =rf into various constraints.
1609 (*call_value_mem): same
1610 (*call_value_symbol): same
1611 (*sibcall_value_insn): same
1613 2000-07-28 Philipp Thomas <pthomas@suse.de>
1615 * install.texi (--enable-nls): Change the description of the NLS
1616 related configure options to match the current state.
1617 (--with-included-gettext): Likewise.
1618 (--enable-maintainer-mode): New description added.
1619 * extend.texi (-fstrict-prototype): Add missing '.'.
1621 2000-07-27 Jim Wilson <wilson@cygnus.com>
1623 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
1624 DECL_INITIAL (decl) == NULL_TREE.
1626 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
1628 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
1629 on insn-attr.h with it.
1630 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
1631 * insn-addr.h: New header.
1632 (insn_addresses_): Renamed from insn_addresses.
1633 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
1634 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
1635 INSN_ADDRESSES_NEW): New macros.
1636 * genattrtab.c (write_test_expr): Use new macros.
1637 * final.c (insn_addresses, init_insn_lengths): Likewise.
1638 (align_fuzz, shorten_branches): Likewise.
1639 (final): Likewise. Do not reject new insns if their addresses
1640 have been added to INSN_ADDRESSES.
1641 * config/arm/arm.c, config/avr/avr.c: Use new macros.
1642 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
1643 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
1644 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
1645 * config/sh/sh.c: Likewise.
1646 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
1648 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
1650 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
1652 * gcc.c (struct prefix_list): Add member priority.
1653 (enum path_prefix_priority): Declare.
1654 (add_prefix): Replace ``first'' with ``priority''. Append new
1655 entry but keep list in priority order.
1656 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
1657 PREFIX_PRIORITY_LAST to add_prefix.
1658 (process_command): Move include kludge - foo/stageN - to before
1661 2000-07-27 Jason Merrill <jason@redhat.com>
1663 * dwarf2out.c (gen_typedef_die): Abort if we get identical
1664 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
1666 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
1668 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
1669 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
1671 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
1673 * c-decl.c (finish_function): Don't treat 'main' specially unless
1674 flag_hosted. In C99 mode, return 0 from 'main' unless
1675 DEFAULT_MAIN_RETURN is otherwise defined.
1677 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
1678 parameters defaulting to int in an old-style function definition.
1680 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1682 * c-parse.in (string): For -Wtraditional, warn about string
1683 concatenation only once per line.
1685 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
1687 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
1688 for HI-UX/WE2 systems.
1690 2000-07-24 Bruce Korb <bkorb@gnu.org>
1692 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
1693 defining the __xxx_TYPE__ macros.
1694 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
1695 * fixincl/fixlib.h: don't need to include "tm.h" anymore
1696 * fixincl/inclhack.def(type_map): now obsolete
1698 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
1700 * cpp.texi: Append a trailing full-stop to xrefs where needed.
1702 2000-07-26 Dave Pitts <dpitts@cozx.com>
1704 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
1706 (mvs_hash_alias): New function.
1707 (mvs_add_alias): Change argument spacing.
1708 (mvs_need_alias): Change aliasing criteria. Added documentation.
1709 (mvs_get_alias): Change to use hashed name. The hashed name prevents
1710 CSECT name collisions.
1711 (mvs_check_alias): Likewise.
1712 (handle_pragma): Change documentation.
1713 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
1714 mode from SImode to DImode.
1715 (iorhi3): Changed LTORG size for insn.
1717 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1719 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1720 mem if the address is a mode_dependent_address_p.
1722 2000-07-26 Kazu Hirata <kazu@hxi.com>
1724 * h8300.c (print_operand): Print ":8" when the 'R' operand is
1725 suitable for 8-bit absolute.
1726 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
1727 (OK_FOR_U): Add a case for the 8-bit constant address on the
1730 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
1732 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
1733 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
1734 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
1735 lack of implemented alignment.
1737 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
1739 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
1740 cross-compiling between 64-bit and 32-bit machines.
1742 2000-07-27 Richard Henderson <rth@cygnus.com>
1744 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
1745 (movhicc_astep, movhi_internal_astep): New.
1746 (movsicc_astep, movsi_internal_astep): New.
1747 (movdicc_astep, movdi_internal_astep): New.
1748 (movsfcc_astep, movsf_internal_astep): New.
1749 (movdfcc_astep, movdf_internal_astep): New.
1750 (movxfcc_astep, movxf_internal_astep): New.
1751 (cmovdi_internal_astep, cmovsi_internal_astep): New.
1752 Unify the cmov[ds]i splitters.
1754 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
1756 * real.c (asctoeg): Rename `error' label to unexpected_char_error
1758 2000-07-26 Nick Clifton <nickc@cygnus.com>
1760 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
1761 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
1763 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
1764 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
1766 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
1768 * c-decl.c (finish_enum): Convert enumerations that fit in an
1770 (build_enumerator): In pedantic mode, cast to `int' those that
1773 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
1775 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
1777 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1779 * sh.md (cmpgtdi_t): Must be split.
1780 (cmpgtdi_t+1): New splitter.
1782 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1784 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
1785 warnings for indented directives even if we are skipping.
1787 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
1789 * invoke.texi (strict-prototypes): Remove.
1790 * extend.texi (Deprecated Features): Add strict-prototypes.
1791 (Backwards Compatibility): New node.
1793 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1795 * config/i386/i386.md (andsi_1+1): Allow HImode.
1796 (andsi_1+2): Require q_regs_operand.
1798 2000-07-25 Jakub Jelinek <jakub@redhat.com>
1800 * config/i386/i386.md (call_pop): Check operands[0],
1801 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1803 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
1804 (call_value): Likewise.
1806 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
1808 * toplev.c (pipe_closed): Delete.
1809 (crash_signal): New. Generate ICE for a fatal signal.
1810 (float_signal): Call crash_signal outside a float-handler
1812 (main): Install crash_signal as handler for core-dumping signals.
1814 2000-07-25 David Edelsohn <edelsohn@gnu.org>
1816 * rs6000.c (print_operand, case 'T'): New case.
1818 * rs6000.md (call_indirect_aix32): Convert to expander of
1819 scheduled instructions.
1820 (call_indirect_aix64): Likewise.
1821 (call_value_indirect_aix{32,64}): Likewise.
1822 (call, call_value): Invoke expanders for AIX. Fall through to
1824 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
1825 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
1826 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
1827 only "g" constraint.
1828 (call_nonlocal_aix64): Likewise.
1829 (call_value_nonlocal_aix{32,64}): Likewise.
1830 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
1832 (call_value_nonlocal_sysv): New pattern.
1833 (indirect_jump{si,di}): Use new 'T' modifier.
1834 (tablejump{si,di} matchers): Likewise.
1835 (return_internal_{si,di}): Likewise.
1836 (return_eh_{si,di}): Likewise.
1838 2000-07-24 Richard Henderson <rth@cygnus.com>
1840 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
1841 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
1842 * config/ia64/ia64.md (movdi_internal): Use it.
1844 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
1846 * cppexp.c: Warn about unary + if -Wtraditional.
1847 * cpplex.c (lex_line): Always set BOL on the first token of a line.
1849 2000-07-24 Michael Meissner <meissner@redhat.com>
1851 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
1854 2000-07-24 Nick Clifton <nickc@cygnus.com>
1856 * config/arm/arm.c (emit_multi_reg_push): Generate a
1857 REG_FRAME_RELEATED_NOTE that is compatable with the code in
1858 dwarf2out_debug_frame_expr.
1860 2000-07-24 Jason Merrill <jason@redhat.com>
1862 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
1863 UNALIGNED_INT_ASM_OP.
1864 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
1865 a location expression.
1866 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
1867 assume indirect access if we're saving the CFA address exactly.
1869 * Makefile.in (bootstrap): Move -BstageN/ to the end.
1871 2000-07-24 Jakub Jelinek <jakub@redhat.com>
1873 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
1876 2000-07-24 Michael Meissner <meissner@redhat.com>
1878 * invoke.texi (D30V Options): Add d30v options.
1880 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
1882 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
1883 needed by our gcse pass anymore.
1884 (free_pre_mem): Corresponding changes.
1885 (compute_pre_data): Do not call compute_transpout anymore.
1887 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
1888 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
1891 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
1892 (compute_pre_data): Do it here instead.
1894 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
1896 (pre_delete): Corresponding changes.
1898 2000-07-23 Mark Mitchell <mark@codesourcery.com>
1900 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
1901 to figure out whether or not a variable has already been emitted.
1903 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
1905 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
1906 instead of gen_call.
1908 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
1910 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
1912 2000-07-23 Kazu Hirata <kazu@hxi.com>
1914 * h8300.c: Fix formatting.
1916 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
1918 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
1919 for `long' switch expression into a plain warning.
1921 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
1922 (yylex): Don't pedwarn for "inline" in C99 mode.
1924 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
1926 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
1927 ggc_alloc): Likewise.
1928 * bb-reorder.c (dump_scope_forest_1): Likewise.
1930 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
1932 * reload.c (find_reloads_toplev): Add new parameter
1934 (find_reloads): Add new parameter to find_reloads_toplev calls.
1936 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
1938 * collect2.c (main): Typo fixed.
1939 * diagnostic.c: Typo fixed.
1940 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
1941 * eh-common.h: Typo fixed.
1942 * emit-rtl.c (start_sequence): Typo fixed.
1943 * flow.c (find_label_refs): Typo fixed.
1944 (calculate_global_regs_live): Typo fixed.
1945 (mark_regno_cond_dead): Typo fixed.
1946 (create_edge_list): Typos fixed.
1947 (verify_edge_list): Typo fixed.
1948 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
1949 * loop.c (strength_reduce): Typo in function name fixed.
1950 * rtl.h: Added comments. Typo in function name fixed.
1951 * rtlanal.c: Typo in function name fixed.
1952 (insn_dependant_p): Rename to ...
1953 (insn_dependent_p): ... this.
1954 (computed_jumo_p): Typo fixed.
1956 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1958 * system.h (__FUNCTION__): Wrap definition in #ifndef.
1960 2000-07-21 David Edelsohn <edelsohn@gnu.org>
1962 * rs6000.h (SIZE_TYPE): Define.
1964 2000-07-21 Mark Mitchell <mark@codesourcery.com>
1966 * ssa.c (rename_insn_1): Don't rename registers that are
1969 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
1971 * diagnostic.c (trim_filename, fancy_abort): Moved here from
1973 (fatal_function, set_fatal_function): Removed.
1974 (fatal): Don't prepare for or call the fatal_function.
1975 (diagnostic_lock, error_recursion): New.
1976 (diagnostic_for_decl, report_diagnostic): Guard against
1977 re-entering the error reporting routines.
1978 (fancy_abort): Assume function is not NULL.
1980 * errors.c (fancy_abort): New. Assume function is not NULL.
1981 * tradcpp.c (fancy_abort): Assume function is not NULL.
1983 * system.h: Provide default definition of __FUNCTION__.
1984 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
1985 Always use __FUNCTION__ in definition of abort.
1987 * varray.h: Likewise.
1988 * toplev.h: Likewise. Don't prototype set_fatal_function.
1990 2000-07-20 Geoff Keating <geoffk@cygnus.com>
1992 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
1994 * glimits.h: Don't do #if defined for ARCH_PPC.
1996 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
1997 constants of size no larger than a pointer should go in the TOC.
1998 Add 'MODE' parameter.
1999 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
2000 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
2001 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
2002 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
2003 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
2004 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
2005 (rs6000_legitimize_address): Likewise.
2006 (rs6000_emit_move): Likewise.
2007 (rs6000_select_rtx_section): Likewise.
2008 (output_toc): Deal properly with outputting small constants like
2009 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
2010 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
2011 MODE parameter. Put small constants in the TOC.
2013 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
2015 (rs6000_emit_move): When reload calls us with an illegitimate
2016 address, exit early. Move the change_address calls to one place
2017 at the end of the routine. Merge the SImode and DImode expanders.
2018 When called by reload to put an integer into a FP register, force
2021 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
2023 (rs6000_hash_constant): Hash mode too.
2024 (toc_hash_function): Allow for key_mode.
2025 (toc_hash_eq): Structures are different if key_mode differs.
2026 (output_toc): Add 'mode' parameter. Save key_mode.
2027 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
2028 Pass 'mode' parameter.
2029 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
2031 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2032 for vtable references.
2034 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
2035 choice, don't put integer values in FP regs.
2037 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
2039 * flow.c (verify_flow_info): Revamp code to verify that the
2040 head and end of each basic block are in the insn chain.
2042 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
2044 * gcse.c (record_one_set): Prepend instead of append onto
2045 reg_set_table, making it O(n) instead O(n^2).
2046 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
2047 Use a queue instead of a stack as worklist.
2049 2000-07-20 Kazu Hirata <kazu@hxi.com>
2051 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
2052 * h8300.h (OK_FOR_T): New.
2053 (EXTRA_CONSTRAINT): Support OK_FOR_T.
2054 * h8300.md: Use inc/dec.[wl] for increment/decrement
2055 by 1 and 2 in HI and SI modes.
2057 2000-07-20 Jim Wilson <wilson@cygnus.com>
2059 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
2060 larger than 14 bits.
2062 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
2064 * cppmacro.c (CAN_PASTE_AFTER): New macro.
2065 (count_params): Don't set GNU_REST_ARGS on anything.
2066 (save_expansion): Set PASTE_LEFT only on tokens for which
2067 CAN_PASTE_AFTER is true, or which are named operators.
2069 * cpplex.c (parse_args): Distinguish between a rest argument
2070 given one empty argument, and a rest argument given zero arguments.
2071 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
2072 deletion of previous token based on that.
2073 (get_raw_token): Flatten some control structure.
2075 * cpplib.h (CPP_LAST_EQ): Correct.
2076 (VOID_REST): New token flag.
2077 (GNU_REST_ARGS): Delete.
2079 * tradcpp.c (main): Don't munge -D options.
2080 (make_definition): Bring -D handling in line with cpplib.
2081 (do_define): Strip all leading whitespace from macro definitions.
2083 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
2085 * Makefile.in (tradcpp): Depend on intl.o and version.o.
2087 2000-07-20 Bruce Korb <bkorb@gnu.org>
2089 * fixincl/check.tpl: strip the platform specific types before testing
2090 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
2091 * fixincl/fixincl.tpl: use platform specific types
2092 * fixincl/fixlib.h: include the platform specific types
2093 * fixincl/inclhack.def(gnu_types): don't supply the types
2094 * fixincl/fixincl.x: regen
2096 2000-07-19 Jim Wilson <wilson@cygnus.com>
2098 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
2101 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2103 * tradcpp.c (rescan): Do not recognize directives when the #
2106 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2108 Implement C++ named operators.
2110 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
2111 of operators allowed in #if and having an _EQ variant. Add
2112 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
2113 (cpp_token flags): Add NAMED_OP.
2114 (enum node_type): Add T_OPERATOR.
2115 (struct cpp_hashnode): Add code slot to value union.
2116 * cpphash.h (spec_nodes): Remove n_defined.
2118 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
2119 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
2120 (is_macro_disabled): Tweak error messages.
2122 * cpplib.c (get_define_node): Disallow all named operators as
2123 macro names. Tweak error messages.
2124 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
2126 * cppinit.c (builtin_array): Add entries for the named operators.
2127 * cppexp.c (lex): Check for CPP_DEFINED token.
2128 (priority table): Add entries for CPP_MIN and CPP_MAX.
2129 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
2131 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
2133 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
2134 larger than the array of cuids.
2135 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
2138 2000-07-19 Bruce Korb <bkorb@gnu.org>
2140 * fixinc/fixincl.c: Convert to using a table of environment variables
2141 and activate the auto-edit marker on the fixed output files.
2142 * fixinc/fixlib.h: Define the environment table
2143 * fixinc/fixincl.sh: export the ${INPUT} dir
2144 * fixinc/check.tpl: likewise
2146 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2148 * gcc.c (.h spec): Fix typo.
2150 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
2152 * Makefile.in: Fix tradcif.c path.
2154 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2156 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
2159 * cpphash.h (TOKEN_NAME): New macro.
2160 (_cpp_spell_operator): Deleted.
2161 (token_spellings): Now _cpp_token_spellings.
2163 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
2164 * cpplex.c: Use OP and TK macros when expanding the
2165 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
2166 store the stringification of the enumeration name (CPP_CHAR,
2167 etc.) in the name slot of token_spellings.
2168 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
2169 token_spellings directly.
2170 * cpplib.c: Use TOKEN_SPELL.
2172 * cpplex.c (_cpp_push_token): If the token being pushed back
2173 is the previous token in this context, just subtract one from
2175 * cppmacro.c (save_expansion): Clear aux field when storing a
2178 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2180 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
2181 buffer, provided it is not NULL.
2183 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
2185 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
2186 case of invalid volatile re-declaration.
2188 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2190 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
2191 (expand_call): Adjust caller.
2193 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
2195 * diagnostic.h (report_diagnostic): Change prototype.
2197 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
2198 diagnostic_for_decl): Change prototype.
2199 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
2200 error, warning, error_with_file_and_line,
2201 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
2202 Adjust call to report_diagnostic, diagnostic_for_decl.
2203 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
2204 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
2206 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
2207 varaible argument list.
2209 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2211 * cpphash.c: Don't include hashtab.h. Most macro-handling code
2212 moved to cppmacro.c.
2213 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
2214 dump_hash_helper): Delete.
2215 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
2216 cpp_forall_identifiers): New. Implement specialized version of
2217 Vlad's expandable hash table.
2218 (cpp_lookup): Use new functions.
2219 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
2221 * cppmacro.c: New file.
2222 * cppinit.c (dump_macros_helper): New.
2223 (cpp_finish): Iterate over the identifier table directly.
2224 * cpplex.c (parse_name): Calculate the hash of the identifier
2225 while we scan it. Use _cpp_lookup_with_hash when we can.
2227 * cpphash.h: Update prototypes.
2228 (xcnewvec, HASHSTEP): New helper macros.
2229 * cpplib.h: Update prototypes.
2230 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
2231 (cppmacro.o): New rule.
2232 (cpphash.o): Update deps.
2234 * cppmain.c: Do not set pfile->printer if no_output is on.
2236 2000-07-15 Neil Booth <neilb@earthling.net>
2238 * cpplib.c: Change all directive-handler functions to return
2240 * cpphash.h: Update typedefs.
2242 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2244 * configure: Regenerate.
2246 * extend.texi (Extended Asm): Mention that a memory clobber
2247 does not count as a side-effect.
2249 * unroll.c (copy_loop_body): Fix one instance of using host
2250 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
2253 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
2255 2000-07-17 Richard Henderson <rth@cygnus.com>
2257 * config/ia64/ia64.md (movdi): Split out load address code.
2258 New post-reload splitter for symbolic operands.
2259 (movdi_internal): Abort if we didn't split symbolic operands
2260 when we should have.
2261 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
2262 (ia64_reorg): Split insns when not optimizing.
2263 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
2265 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
2267 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
2268 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
2270 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2272 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
2274 2000-07-17 Jason Merrill <jason@redhat.com>
2276 * Makefile.in (clean): Remove libgcc directory.
2278 * configure.in (-Wno-long-long check): Use higher-level macros.
2280 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2282 * simplify-rtx.c (simplify_binary_operation): Recognize
2283 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
2284 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
2285 a CONST_INT, it will always be zero.
2287 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2289 * loop.c (check_dbra_loop) : Return if more than one condition is
2290 present to control the loop.
2292 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
2294 * mips.c (mips_expand_prologue): Don't calculate the last argument
2295 register unless we need it. When we are calculating this, make
2296 sure FUNCTION_ARG is giving us a REG.
2298 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2300 * flow.c (libcall_dead_p): Use single_set to verify the insn
2301 has only one set and get for analysis.
2302 (propagate_one_insn): Don't pass the PATTERN of the insn.
2304 2000-07-17 Mark Klein <mklein@dis.com>
2306 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
2308 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2310 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
2311 * configure.in (TARGET_GETGROUPS_T): Evaluate.
2312 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
2313 of second argument of getgroups.
2314 * configure, config.in: Rebuilt.
2316 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2318 * simplify-rtx.c (simplify_relational_operation): Two signed
2319 values with equal high words are less/greater than each other if
2320 their low words are less/greater when considered as unsigned.
2322 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
2324 * configure.in (vax-*-openbsd): Change to new style configuration,
2325 add collect2/float_format information.
2326 * configure: Rebuilt.
2327 * config/vax/openbsd1.h: New.
2328 * config/vax/openbsd.h: New.
2329 * config/vax/t-openbsd: New.
2331 2000-07-17 Chip Salzenberg <chip@valinux.com>
2333 * c-common.c (shorten_compare): Quiet warnings about unsigned
2334 comparisons with zero when they occur in a system header.
2336 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2338 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
2339 update to describe current practice.
2341 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
2343 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
2344 references to C9X. Change references to -fstd and -flang-isoc9x
2347 * c-common.c (scan_char_table): Allow "z" length modifiers on
2349 (check_format_info): Use TYPE_DOMAIN on the type matched against
2350 for "z" formats, to retrieve the language size_t rather than the
2353 * c-common.c (check_format_info): Do not make a pedantic objection
2354 to the 'L' length modifier if used with a floating point type
2357 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
2358 constants in C99 mode.
2360 2000-07-17 Kazu Hirata <kazu@hxi.com>
2362 * h8300.md: Fix the format of mac.
2363 (movsi_h8300hs): Output a tab after stmac instead of a space.
2365 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
2366 profitable adds/subs sequences.
2368 * fold-const.c: Fix comment typos.
2370 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
2372 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
2374 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2376 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
2378 2000-07-16 Neil Booth <NeilB@earthling.net>
2380 * cpplex.c: Update comments.
2381 * README.Portability: Small update.
2383 2000-07-16 Neil Booth <NeilB@earthling.net>
2385 * README.Portability: Small update.
2387 2000-07-15 Richard Henderson <rth@cygnus.com>
2389 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
2390 * config/ia64/ia64.c (ia64_move_ok): New function.
2391 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
2392 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
2394 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
2396 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
2397 immediately following a paste operator.
2398 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
2399 (cpp_reader_init): Call it, if HOST_EBCDIC.
2400 (cpp_handle_options): Do not sort option list here.
2401 (handle_option): Rename to cpp_handle_option and export.
2402 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
2403 _cpp_get_token directly.
2404 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
2405 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
2406 * cpplib.h: Prototype cpp_handle_option. Update prototype of
2409 2000-07-15 Richard Henderson <rth@cygnus.com>
2411 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
2412 cast around an expression. Tidy other unsigned tests.
2414 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
2416 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
2417 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
2418 (v_message_with_decl): Rename to ...
2419 (format_with_decl): ... this. Tweak
2420 (diagnostic_for_decl): New function.
2421 (fatal_io_error): Use verbatim in lieu of notice.
2422 (announce_function): Use verbatim.
2423 (default_print_error_function): Likewise.
2424 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
2427 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2429 * mips.c (function_arg_pass_by_reference): Don't do automatic
2430 aggregate initialization.
2431 (machine_dependent_reorg): Initialize variable `mode'.
2433 * mips.md (absdi2): Change variable `regno1' to unsigned int.
2434 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
2435 conflicts with sys/param.h macro of the same name.
2436 (reload_outdi): Likewise.
2438 2000-07-15 Michael Meissner <meissner@redhat.com>
2440 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
2441 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
2442 create a new node instead.
2444 2000-07-15 Neil Booth <NeilB@earthling.net>
2446 * README.Portability: Correct example about calling a function
2447 through a pointer to function. Format wide paragraphs.
2449 2000-07-15 Michael Meissner <meissner@redhat.com>
2451 * README.Portability: Update integer suffixes and function
2454 2000-07-15 Neil Booth <NeilB@earthling.net>
2456 * README.Portability: Small update.
2458 2000-07-15 Neil Booth <NeilB@earthling.net>
2460 * README.Portability: New file.
2462 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
2464 * INSTALL: Give special instructions for building GCC on Irix 6.
2465 * config/mips/x-iris6 (CC): Don't set it.
2468 2000-07-14 Jason Merrill <jason@redhat.com>
2470 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
2471 register in the stack and later in another register, use the new
2474 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
2476 * config/mips/mips.md: (absdi2): Handle sign_extend for
2479 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
2481 * cpplib.c (do_pragma_dependency): Tidy warning messages.
2483 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
2485 * .cvsignore: Correct typo.
2487 2000-07-13 Mark Mitchell <mark@codesourcery.com>
2489 * .cvsignore: Add generated YACC files.
2490 * objc/.cvsignore: New file.
2492 2000-07-14 Neil Booth <NeilB@earthling.net>
2494 * cpplex.c (adjust_column): New funcion.
2495 (skip_whitespace): Use it.
2496 (skip_block_comment): Use it, and warn about /*/* with
2499 2000-07-14 Neil Booth <NeilB@earthling.net>
2501 * cpphash.c (struct macro_info): Add new members.
2502 (_cpp_free_definition): Delete the macro directly.
2503 (count_params): Return void, with first token of
2504 expansion in struct macro_info on success.
2505 (parse_define): Return int. Hoist syntax checking from
2506 save_macro_expansion. Leave call to save_expansion to
2507 _cpp_create_definition.
2508 (alloc_macro): Needs just 2 arguments.
2509 (free_macro): Delete.
2510 (save_expansion): Don't perform syntax check.
2511 (_cpp_create_definition): Call save_expansion.
2513 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2515 * genrecog.c (write_header): Split long string.
2517 * cpphash.c (macro_info): Don't use the `signed' keyword.
2519 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
2521 2000-07-13 Jakub Jelinek <jakub@redhat.com>
2523 * calls.c (stored_args_map): New variable.
2524 (check_sibcall_argument_overlap_1): New.
2525 (check_sibcall_argument_overlap): New.
2526 (expand_call): Initialize stored_args_map.
2527 Call check_sibcall_argument_overlap.
2529 2000-07-13 Bruce Korb <bkorb@gnu.org>
2531 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
2532 (emit_gnu_type): utility procedure for gnu_type_fix
2533 (gnu_type_fix): implement various pre-processor guards around
2534 standard types so these types can be defined over and over
2535 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
2536 types alluded to above will have GNU-compliant base types
2537 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
2538 * fixinc/inclhack.def: add test_text entries and utilize the new
2539 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
2540 * fixinc/fixincl.x: regenerate
2542 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2544 * diagnostic.c (vline_wrapper_message_with_location,
2545 v_message_with_file_and_line, v_error_with_file_and_file,
2546 v_error_for_asm, v_warning_for_asm, vfatal,
2547 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
2548 vsorry, verror, vwarning, vpedwarn): Remove.
2549 (diagnostic_for_asm): New function.
2550 (pedwarn, error, warning, pedwarn_with_file_and_line,
2551 error_with_file_and_line, warning_with_file_and_line, sorry,
2552 error_for_asm, warning_for_asm, fatal): Reimplement.
2553 (finish_diagnostic): Clear diagnostic info as well.
2555 2000-07-13 Neil Booth <NeilB@earthling.net>
2557 * c-common.h (flag_digraphs): New.
2558 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
2559 * c-lex.c (yylex): Use flag_digraphs to decide whether to
2562 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
2564 * gcc.c (do_spec_1): Add new %B operator.
2565 (set_input): Prepare for %B.
2567 (link_command_spec): Move up with the other tm.h-
2568 overrideable specs. Factor out the portion conditional on
2569 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
2570 (struct compiler): Just have a single spec string. All users
2572 (default_compilers): Remove unnecessary braces.
2573 (static_specs): Update.
2575 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
2577 (C and assembly specs): Use the new named specs, as appropriate.
2579 * objc/lang-specs.h: Use the new named specs.
2580 Remove unnecessary braces.
2582 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2584 * gcc.c (execute): If a subprocess gets a fatal signal, report
2585 strsignal() of the signal number, and ask for a bug report.
2586 Do not do this for SIGPIPE if there's already been an error.
2588 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
2591 * tradcif.c: Remove.
2593 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2595 * final.c (profile_function): Do not emit profile counters in
2596 the data section, if NO_PROFILE_COUNTERS is defined.
2597 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
2600 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
2601 (FUNCTION_PROFILER): Just emit a call to mcount.
2603 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2605 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
2607 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
2608 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
2609 traditional, lang_chill, or lang_fortran.
2611 * cppfiles.c: #undef strcmp to suppress warning about macros
2612 used without arguments.
2613 (_cpp_execute_include): Use f, not fname, in "No include path"
2615 (_cpp_pop_file_buffer): New function.
2616 * cpplib.c: Don't include <sys/mman.h>.
2617 (cpp_push_buffer): Set line_base and lineno in new buffer.
2618 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
2620 * cpplex.c: Move all prototypes and structure declarations to the
2621 top of the file. Properly parenthesise some macro arguments.
2622 (cpp_scan_line): New function.
2623 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
2624 don't need to walk up the stack counting.
2626 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2628 * c-common.c (combine_strings): Emit a pedantic warning when a
2629 string length is greater than the minimum ANSI C is required
2632 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
2634 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
2635 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
2637 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2639 * c-decl.c (define_label): Warn about identifier conflicts with
2640 labels in traditional C.
2642 * c-parse.in (unop +): Warn about the unary plus operator for
2645 * c-typeck.c (store_init_value): Warn about automatic aggregate
2646 initialization for traditional C.
2648 * invoke.texi (-Wtraditional): Document new warnings.
2650 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2652 * Makefile.in (c-errors.o): Fix thinko in dependency.
2654 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2656 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
2657 -traditional, -ftraditional, or -traditional-cpp was given.
2658 Do not pass -traditional to the preprocessor.
2659 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
2660 preprocessor does it automatically.
2661 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
2663 * ch/lang-specs.h: Always use tradcpp. Do not pass
2664 -traditional, -trigraphs, or -pedantic to the preprocessor.
2665 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
2668 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2670 * cppexp.c (LOGICAL): Delete macro.
2671 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
2674 * cpphash.c (HASHSIZE): Increase to 4096.
2675 (struct hashdummy): Add hash field.
2676 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
2677 the string values using memcmp.
2678 (cpp_lookup): Set dummy.hash.
2680 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
2682 * configure.in (m88k-openbsd): Express configuration using new fragment
2684 * configure: Rebuilt.
2685 * m88k/aout-dbx.h: New.
2686 * m88k/openbsd.h: New.
2687 * m88k/xm-openbsd.h: New.
2689 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2691 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
2693 2000-07-12 Richard Henderson <rth@cygnus.com>
2695 * reload.c (push_secondary_reload): Make sure to add the new
2696 reload at the end, after acquiring secondary memory.
2698 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2700 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
2702 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
2703 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
2705 * c-parse.in (stmt): Delete unused variables.
2707 * convert.c (convert_to_vector): Likewise.
2709 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
2711 * tree.c (finish_vector_type): Prototype.
2713 2000-07-12 Bruce Korb <bkorb@gnu.org>
2715 * fixinc/fixfixes.c: use xmalloc
2716 * fixinc/fixincl.c(initialize): set program name for xmalloc
2717 * fixinc/fixlib.c(must_malloc): obsolete
2718 (is_cxx_header): no longer used - disabled
2719 (skip_quote): inserted and disabled for future use
2720 * fixinc/fixlib.h: reflects above
2721 * fixinc/fixtests.c: removed dinkleberries
2723 2000-07-12 Neil Booth <NeilB@earthling.net>
2725 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
2726 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
2728 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
2729 struct toklist_dummy): New.
2730 (cpp_free_definition): Free macros with free_macro.
2731 (count_params): Don't save paramter spellings. Save macro
2732 information in a struct macro_info.
2733 (parse_define): Don't allocate a token list.
2734 (save_expansion): Allocate the macro's token list, and
2735 save parameter spellings if necessary. Use TOKEN_SPELL.
2736 (cpp_create_definition): Make list const.
2738 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2740 * c-typeck.c (pedwarn_c99): Move to
2741 * c-errors.c: ... Here.
2742 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
2743 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
2744 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
2745 (c-errors.o): List dependency.
2747 2000-07-12 Mark Mitchell <mark@codesourcery.com>
2749 * c-parse.c: Remove.
2750 * c-parse.h: Likewise.
2751 * c-parse.y: Likewise.
2752 * objc/objc-parse.c: Likewise.
2753 * objc/objc-pasre.y: Likewise.
2755 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
2757 * gcc.texi: Fix minor typos
2758 * extend.texi: Fix minor typos
2760 2000-07-11 Marc Espie <espie@openbsd.org>
2762 * collect2.c (main): Recognize .lo as object files.
2764 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2766 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
2769 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
2770 with MAP_ANONYMOUS and MAP_ANON.
2771 * configure, config.in: Rebuilt.
2773 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2775 * diagnostic.c (save_output_state): Remove.
2776 (restore_output_state): Likewise.
2777 (clear_text_info): New function.
2778 (clear_diagnostic_info): Likewise.
2779 (output_text_length, is_starting_newline, output_prefix,
2780 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
2781 prefixing_policy, output_buffer_ptr_to_format_args): New macros
2782 (set_real_maximum_length, output_set_maximum_length,
2783 output_set_prefix, output_get_prefix, output_set_maximum_length,
2784 output_destroy_prefix, init_output_buffer,
2785 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
2786 output_add_newline, output_add_character, output_add_space,
2787 output_append_r, output_append, wrap_text, output_format,
2788 output_do_printf, output_printf, output_do_verbatim,
2789 output_verbatim, verbatim): Use them.
2790 (output_clear): Split into cleat_text_info and
2791 clear_diagnostic_info.
2792 (struct output_state): Move to...
2794 * diagnostic.h: ...Here
2795 (struct output_buffer): Adjust.
2797 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
2799 * cpplex.c (parse_name): No longer inline (premature optimization).
2800 (do_pop_context): Fold into pop_context.
2801 (pop_context): Returns int.
2802 (lex_next): Hoist test for end of directive into pop_context.
2803 (push_macro_context): Returns int; takes just reader and token.
2804 Hoist test for excessive nesting to caller.
2805 (push_arg_context): Returns void; takes just reader and token.
2806 Do not call stringify_arg or get_raw_token.
2807 (get_raw_token): Convert tail recursion through push_arg_context
2808 to a loop at this level. Call stringify_arg here if appropriate.
2809 (maybe_paste_with_next): Convert tail recursion to a while loop.
2810 Hoist test of paste_level to caller.
2812 (stringify_arg): Push arg context at beginning.
2813 (cpp_get_token): Split out core into _cpp_get_token. Call
2814 process_directive here. Throw away CPP_PLACEMARKER tokens.
2815 (_cpp_get_token): Convert tail recursion through
2816 push_macro_context to a loop at this level.
2817 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
2818 _cpp_get_raw_token): Use _cpp_get_token.
2819 (_cpp_skip_rest_of_line): Drop the context stack directly; do
2820 not call pop_context.
2821 (_cpp_run_directive): Call lex_next directly.
2823 * cpphash.h: Prototype _cpp_get_token.
2824 * cppexp.c (lex): Use it.
2825 * cpphash.c (parse_define): Use it.
2826 * cpplib.c (get_define_node, do_undef, parse_include,
2827 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
2828 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
2829 parse_ifdef, validate_else): Use it.
2830 (cpp_push_buffer): Tweak error message; abort if anyone tries
2831 to push a buffer while macro expansions are stacked.
2833 2000-07-11 Donn Terry <donnte@microsoft.com>
2835 * cpplex.c (free_macro_args, save_token): Cast arg of free
2836 and/or xrealloc to PTR.
2837 (_cpp_init_input_buffer): Clear all fields of the base context.
2839 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
2841 * gensupport.c (process_rtx): Make rtl checking stop
2842 complaining about the define_insn while it is being
2843 converted from a define_insn_and_split.
2845 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
2847 * config/mips/mips.c (simple_memory_operand): Access the
2848 INTVAL of the address, not it's containing MEM.
2850 2000-07-11 Bruce Korb <bkorb@gnu.org>
2852 * fixinc/fixtests.c(double_slash): obsolete
2853 (else_endif_label): likewise
2854 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
2855 (libc1_ifdefd_memx): correct initial comment
2856 and omit the #if/#endif pair from the memxxx declarations
2857 * fixinc/fixincl.x: regen
2859 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2861 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
2863 2000-07-11 Neil Booth <NeilB@earthling.net>
2867 2000-07-11 Neil Booth <NeilB@earthling.net>
2869 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
2870 (handle_option): Set digraphs according to standard.
2871 Merge OPT_lang_c89 handler with OPT_std_c89.
2873 * cpplex.c: (lex_line, can_paste): Honour digraphs in
2874 accordance with the digraphs flag.
2876 * cpplib.h: (struct cpp_options): New option digraphs.
2878 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
2879 Bruce Korb <bkorb@gnu.org>
2881 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
2882 * fixinc/fixincl.x: Regenerate.
2883 * fixinc/tests/base/testing.h: Add testcase.
2885 2000-07-10 Richard Henderson <rth@cygnus.com>
2887 * config/ia64/ia64.c (got_symbolic_operand): New.
2888 (symbolic_operand, move_operand): Revert 0701 change.
2889 * config/ia64/ia64.h (PREDICATE_CODES): Update.
2890 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
2891 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
2892 split the offset into a 14-bit low part instead of a 13-bit low part.
2893 (load_fptr): Mark the mem as unchanging.
2894 (load_symptr): Use got_symbolic_operand.
2896 2000-07-10 Nick Clifton <nickc@cygnus.com>
2898 * libgcc2.c (next_stack_level): Cast result of computation to
2899 (void **) so that the assignment does not generate a warning.
2901 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
2903 * flags.h : Add new variable flag_single_precision_constant.
2904 * toplev.c (display_help) : Add -fsingle-precision-constant option.
2905 (flag_single_precision_constant): New.
2906 * c-lex.c (yylex): Convert floating point constant to single
2908 * invoke.texi : Add documentation for this new option.
2910 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2912 * diagnostic.c (output_octal): Second parameter is unsigned.
2913 (output_long_octal): Likewise.
2914 (output_hexadecimal): Likewise.
2915 (output_long_hexadecimal): Likewise.
2916 (output_format): Adjust arguments extraction. Tweak.
2917 (output_verbatim, verbatim): End variable argument list.
2918 (report_diagnostic): Improve documentation.
2920 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
2922 * c-common.h (build_stmt): Declare.
2923 (build_continue_stmt): Likewise.
2924 (build_break_stmt): Likewise.
2925 (build_return_stmt): Likewise.
2927 * c-decl.c (do_case): Rewrite to do what previously done in
2930 * c-semantics.c (build_stmt): Define.
2931 (build_return_stmt): Likewise.
2932 (build_break_stmt): Likewise.
2933 (build_continue_stmt): Likewise.
2934 (build_case_label): Likewise.
2936 * c-parse.in (BREAK): Change to build tree, then generate RTL.
2937 (CONTINUE): Likewise.
2940 (DEFAULT): Likewise.
2942 * c-parse.y: Regenerate.
2943 * c-pasre.c: Likewise.
2945 2000-07-09 Jason Merrill <jason@redhat.com>
2947 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
2949 * tree.h (STRIP_NOPS): Check for error_mark_node.
2950 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
2951 (dwarf2out_*): Remove duplicate declarations.
2953 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
2954 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
2956 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
2958 * diagnostic.c (wrap_text): New function.
2959 (maybe_wrap_text): Likewise.
2960 (output_add_string): Use it.
2961 (output_format): Likewise.
2962 (count_error): Use verbatim instead of notice.
2963 (report_error_function): Likewise. Don't use plain fprintf.
2964 (finish_diagnostic): New function.
2965 (output_do_verbatim): Tweak. Commonalize functionalities in
2966 output_verbatim and verbatim.
2967 (output_verbatim): Adjust.
2968 (verbatim): Likewise.
2969 (report_diagnostic): Define.
2971 * diagnostic.h (report_diagnostic): Prototype.
2973 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
2975 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
2977 2000-07-09 Neil Booth <NeilB@earthling.net>
2979 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
2980 IShspace, ISspace: Update.
2982 * cppinit.c: ISTABLE: Update.
2985 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
2986 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
2987 (skip_block_comment, skip_line_comment, parse_string,
2988 lex_line): Use is_vspace rather than IS_NEWLINE.
2989 (skip_whitespace, lex_line): Clean up to use is_nvspace.
2990 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
2992 (lex_next): Unconditionally stop if within a directive.
2993 Treat directives within macro invocations as directives
2994 (after parse_args emits error), not as the argument.
2996 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
2998 * diagnostic.c (diagnostic_args): New macro.
2999 (diagnostic_msg): Likewise.
3000 (output_formatted_integer): Likewise.
3001 (output_state): New data type.
3002 (digit_buffer): Make global.
3003 (output_add_integer): Rename to output_decimal. Squeeze
3005 (output_long_decimal, output_unsigned_decimal,
3006 output_long_unsigned_decimal, output_octal, output_long_octal,
3007 output_hexadecimal, output_long_hexadecimal): New functions.
3008 (output_append_r): New function.
3009 (output_append): Tweak.
3010 (output_flush_on): Rename to output_to_stream.
3011 (output_format): Change prototype. Improve documentation. Handle
3012 more format specifiers.
3013 (build_location_prefix): Rename to context_as_prefix.
3014 (output_notice): Rename to output_do_printf.
3015 (output_printf): Tweak.
3016 (line_wrapper_printf): Likewise.
3017 (vline_wrapper_message_with_location): Adjust call to renamed
3019 (v_message_with_decl): Likewise.
3020 (default_print_error_function): Likewise.
3021 (save_output_state): New function.
3022 (restore_output_state): Likewise.
3023 (output_do_verbatim): Likewise.
3024 (output_verbatim): Define.
3025 (verbatim): Likewise.
3027 * diagnostic.h (printer_fn): Change return type from void to int.
3028 Improve documentation.
3029 (output_add_integer): Rename to output_decimal.
3030 (output_flush_on, output_format): Don't export.
3031 (output_verbatim, verbatim): Declare.
3033 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
3035 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
3036 Check whether c divides op1 exactly if operation is not
3039 2000-07-08 Richard Henderson <rth@cygnus.com>
3041 * final.c (final): Do not abort when reg-stack introduces
3044 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
3046 * cpplib.h (struct cpp_name): Now struct cpp_string.
3047 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
3048 CPP_HEADER_NAME): Change to type S.
3049 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
3050 field, a cpp_hashnode *. All references to val.name updated
3051 to use val.str or val.node as appropriate.
3052 (struct cpp_reader): Add spec_nodes field.
3053 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
3055 * cpphash.h (struct spec_nodes): New.
3056 (enum spell_type): Reorder. Only SPELL_STRING tokens use
3057 val.str. All references to 'spelling > SPELL_NONE' updated to
3060 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
3061 pfile->buffer->inc are not NULL before dereferencing them.
3063 * cpplex.c (parse_name): Take a pointer to the current token,
3064 plus current position and limit as args; return the new
3065 position; don't copy the text of a name into the string
3066 buffer, instead call cpp_lookup and store the node pointer.
3067 If extending a token, copy out the text of the old into a
3068 scratch buffer, append the new, look that up and store the new
3069 node pointer. Inline.
3070 (maybe_paste_with_next): If the result of paste is a NAME,
3071 then look up the pasted text and store its node pointer.
3072 (lex_line): Adjust for new parse_name interface.
3073 Check for L"str", L'str' using spec_nodes->n_L.
3074 (spell_token): SPELL_IDENT tokens have their spelling in
3075 val.node->name. Handle SPELL_STRING tokens that don't have
3077 (_cpp_expand_name_space,
3078 (can_paste): Check for L ## "str" using spec_nodes->n_L.
3079 (cpp_get_token, special_symbol): No need to call cpp_lookup.
3080 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
3081 return 1=equal 0=not, not a tristate.
3083 * cpphash.c (var_args_str): Delete.
3084 (find_param): Compare node fields directly.
3085 (is__va_args__): Use CPP_PEDANTIC. Just compare
3086 token->val.node with spec_nodes->n__VA_ARGS__.
3087 (dump_funlike_macro): Don't use var_args_str.
3089 * cpplib.c (_cpp_check_directive): Just walk through
3090 spec_nodes->dirs comparing pointers.
3091 (get_define_node, do_pragma_poison, detect_if_not_defined,
3092 parse_ifdef): The identifier has already been looked up.
3093 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
3095 (do_if): Only call detect_if_not_defined at beginning of file.
3096 (_cpp_parse_assertion): Only copy string pointers for
3097 SPELL_STRING tokens.
3098 (pragma_dispatch): Take a node pointer and examine its name
3100 (_cpp_init_stacks): Also initialize the spec_nodes structure.
3102 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
3104 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
3105 reverse order from the corresponding _cpp_init_* routines.
3107 * cppexp.c (parse_number, parse_charconst, parse_defined,
3108 lex): Check val.node->type instead of calling cpp_defined.
3109 Use spec_nodes entries where appropriate.
3111 * fix-header.c, scan-decls.c: Update for interface changes.
3113 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
3115 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
3116 emitting aux_truncdfsf2.
3118 2000-07-03 Donn Terry (donnte@microsoft.com)
3120 * cppinit.c (print_help): split overlong line into ISO C89
3123 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3125 * cppexp.c: Update all code for new lexer interface.
3126 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
3127 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
3128 * cpplex.c (token_names): Trim leading CPP_ from names; make
3129 the strings unsigned.
3130 (_cpp_spell_operator): New.
3131 (is_macro_disabled): Disable all macros if rescanning
3133 (_cpp_get_directive_token): Remove.
3135 * cppinit.c: Don't set no_macro_expand.
3136 * cpplib.c (read_line_number, do_line): Check only for EOF,
3138 * cpphash.h: Update prototypes.
3139 * cpplib.h (CPP_VSPACE): Remove.
3140 (struct cpp_reader): Remove no_macro_expand.
3142 2000-07-08 Neil Booth <NeilB@earthling.net>
3144 * cpphash.c (is__va_args__): New function.
3145 (count_params): Fix line reported in error messages. Use
3146 is__va_args__. Don't return ')' on error. Flag GNU style
3147 rest args macro definitions.
3148 (parse_define): Check macro name is not __VA_ARGS__.
3149 (save_expansion): Check identifier in non-varargs-macro is
3150 not __VA_ARGS__. Don't flag GNU_VARARGS.
3151 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
3152 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
3153 than per-token GNU_VARARGS.
3154 * cpplib.h (GNU_VARARGS): Remove.
3155 (GNU_REST_ARGS): New.
3157 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3159 * i386.md (call_pop, call, call_value_pop): Do not set
3160 current_function_uses_pic_offset_table for calls to static
3161 functions or indirect calls.
3163 2000-07-07 Jim Wilson <wilson@cygnus.com>
3165 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
3166 is_predicate_reg, then take max write_count of register pair.
3168 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3170 * tradcpp.c (main): Rename label `include' to `add_include' to
3171 avoid conflicts with variable `include' in traditional C.
3173 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3175 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
3177 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3179 * sibcall.c (uses_addressof): Add INMEM argument, check for
3180 current_function_internal_arg_pointer outside of MEM rtxs in addition
3182 (sequence_uses_addressof): Update caller.
3184 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3186 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
3189 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3191 * system.h (UNION_INIT_ZERO): New macro for initializing union
3194 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
3196 2000-07-07 Neil Booth <NeilB@earthling.net>
3200 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
3202 * final.c (final): Detect out of bounds array access to
3203 the insn_lengths array.
3205 2000-07-07 Kazu Hirata <kazu@hxi.com>
3207 * fold-const.c (fold): Fix a comment typo.
3209 2000-07-07 Neil Booth <NeilB@earthling.net>
3211 * cpp.texi: Update to new lexer.
3213 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3215 * tradcpp.c: New file.
3216 * tradcif.y: New file.
3217 * tradcif.c: New generated file.
3219 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
3220 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
3221 dependencies of C. Install tradcpp from install-common, in
3224 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3226 * cppinit.c: Include cppdefault.h. Refer to
3227 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
3228 to GCC_INCLUDE_DIR and its length.
3229 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
3230 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
3231 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
3233 (include_defaults_array): Move to cppdefault.c.
3235 * cppdefault.h: New file.
3236 * cppdefault.c: New file.
3238 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
3239 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
3240 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
3243 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3245 * reload.c (push_reload): When seeing if can reuse a register,
3246 check extra registers against widest of INMODE and OUTMODE.
3248 2000-07-06 Neil Booth <NeilB@earthling.net>
3250 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
3251 based on full length of predicate.
3253 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
3255 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
3256 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
3258 2000-07-05 Kazu Hirata <kazu@hxi.com>
3260 * h8300-proto.h: Fix formatting.
3261 * h8300.c: Likewise.
3262 * h8300.h: Likewise.
3264 2000-07-05 Jim Wilson <wilson@cygnus.com>
3266 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
3269 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
3271 * invoke.texi: Fix minor typos
3272 * md.texi: Fix minor typos
3274 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
3276 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
3278 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3280 * cpplex.c: Don't include sys/mman.h.
3281 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
3283 * cpplib.c: Include sys/mman.h and obstack.h.
3284 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
3286 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
3287 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
3288 bother freeing if stack entries (they will be freed with their buffer).
3289 (do_endif): Free if stack entries from the buffer obstack.
3290 (push_conditional): Allocate if stack entries from the buffer obstack.
3292 (find_answer): Rename to _cpp_find_answer.
3293 (do_assert, do_unassert): Update.
3295 * cpphash.h: Update prototypes.
3296 (xobnew): New convenience macro.
3297 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
3299 (struct cpp_hashnode): Remove disabled field.
3301 * cppinit.c: Don't include hashtab.h or splay-tree.h.
3302 (report_missing_guard): Moved to cppfiles.c.
3303 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
3305 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
3306 cpp_cleanup_includes. Don't destroy hashtab or
3307 all_include_files here.
3308 (cpp_finish): Use _cpp_report_missing_guards.
3310 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
3311 (_cpp_init_include_table): Rename _cpp_init_includes.
3312 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
3314 * cppexp.c (parse_assertion): Update for new name of
3317 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
3319 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3321 * cpplib.c (do_ident): s/VSPACE/EOF/
3323 2000-07-05 Neil Booth <NeilB@earthling.net>
3325 * cpplex.c: Fix trigraph replacement within strings.
3327 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3329 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
3331 * xcoffout.c (assign_type_number): Constify.
3332 (xcoffout_source_file): Add static prototype. Don't needlessly
3333 cast away const-ness.
3335 2000-07-04 Jason Merrill <jason@redhat.com>
3337 * frame.h (frame_state): Move base_offset to end.
3339 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3341 * calls.c (emit_library_call_value_1): Revert previous change.
3343 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3345 * fix-header.c (struct partial_proto): Remove unnecessary fields.
3346 (recognized_extern, recognized_function, read_scan_file):
3347 Update for new scheme.
3348 (check_protection): It's still a multiple include guard even
3349 if it doesn't always trigger.
3350 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
3352 * scan.h: Declare struct cpp_token. Update prototypes.
3354 2000-07-03 Neil Booth <neilb@earthling.net>
3355 Zack Weinberg <zack@wolery.cumb.org>
3357 Complete overhaul of the lexer and macro expander.
3359 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
3360 arg, arglist, argdata, reflist, collect_objlike_expansion,
3361 collect_funlike_expansion, collect_params,
3362 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
3363 unsafe_chars, macarg, compare_defs, special_symbol,
3364 scan_arguments, stringify, funlike_macroexpand,
3365 _cpp_quote_string, monthnames): Delete.
3366 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
3367 _cpp_create_definition, _cpp_dump_definition,
3368 dump_hash_helper): Adjust.
3369 (find_param, count_params, parse_define, var_args_str,
3370 check_macro_redefinition, save_expansion): New.
3372 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
3373 parse_string, output_line_command, trigraph_replace,
3374 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
3375 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
3376 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
3377 _cpp_skip_rest_of_line): Modify.
3379 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
3380 find_position, null_warning, bump_column, expand_name_space,
3381 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
3382 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
3383 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
3384 _cpp_prescan): Delete.
3386 (dump_param_spelling, process_directive, lex_next,
3387 is_macro_disabled, stringify_arg, expand_context_stack,
3388 output_token, make_string_token, alloc_number_token,
3389 special_symbol, duplicate_token, maybe_paste_with_next,
3390 can_paste, prevent_macro_expansion, restore_macro_expansion,
3391 get_temp_token, release_temp_tokens, quote_string,
3392 token_names, token_spellings, _cpp_expand_name_space,
3393 _cpp_glue_header_name, _cpp_reserve_name_space,
3394 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
3395 placemarker_token, eof_token, cpp_context, macro_args,
3396 get_raw_token, parse_arg, parse_args, save_token,
3397 push_arg_context, push_macro_context, pop_context,
3398 do_pop_context, free_macro_args, _cpp_get_line,
3399 _cpp_run_directive): New.
3401 * cpplib.c (validate_else, parse_include, push_conditional,
3402 pass_thru_directive, read_line_number, parse_ifdef,
3403 detect_if_not_defined, _cpp_check_directive, do_define,
3404 do_undef, do_include, do_import, do_include_next, do_error,
3405 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
3406 top_pragmas, do_pragma_gcc, do_pragma_implementation,
3407 do_pragma_poison, do_pragma_system_header,
3408 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
3409 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
3410 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
3411 cpp_defined): Update for new scheme.
3412 (strtoul_for_line, get_define_node, dump_macro_name,
3413 _cpp_check_linemarker, _cpp_parse_assertion): New.
3414 (_cpp_handle_directive, do_pragma_default): Delete.
3416 * cpphash.h (struct predicate): Now struct answer.
3417 (enum spell_type, struct token_spelling, struct directive,
3418 directive_handler): New.
3419 Update prototypes. Remove unused macros.
3420 * cpplib.h: Update prototypes. Remove unused macros,
3421 structure definitions, and fields.
3423 * cpperror.c (print_containing_files, v_message): Adjust.
3424 * cppexp.c (parse_assertion, lex, parse_escape,
3425 _cpp_parse_expr): Adjust.
3426 * cppfiles.c (open_include_file, _cpp_execute_include,
3427 _cpp_compare_file_date, cpp_read_file, read_include_file):
3429 * cppinit.c (dump_special_to_buffer): Delete.
3430 (append_include_chain, merge_include_chains, cpp_reader_init,
3431 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
3432 cpp_finish, handle_option, print_help): Adjust.
3433 * cppmain.c (main): Adjust.
3435 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3437 * cppspec.c (lang_specific_driver): Use double quotes in error
3440 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3442 * calls.c (emit_library_call_value_1): Use valreg instead
3443 of hard_libcall_value.
3445 2000-07-03 Geoff Keating <geoffk@cygnus.com>
3447 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
3448 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
3449 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
3457 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
3458 mode instead of wider_mode is being used.
3460 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3462 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
3463 of 'r'. Use q_regs_operand.
3464 (andsi_1+2): Use q_regs_operand.
3466 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3468 * builtins.c (get_memory_rtx): Always put into alias set 0.
3470 2000-07-03 Nick Clifton <nickc@cygnus.com>
3472 * config/arm/arm.md: Fix post increment and pre increment
3473 peepholes so that they do not generate UNPREDICATBLE opcodes.
3474 (ie ones where the increment clobbers the source/destination).
3476 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
3478 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
3479 change too big for -mtiny-stack" a warning, if larger than 63.
3480 (out_set_stack_ptr): Change the logic so -mno-interrupts is
3481 always safe to use on possible future devices.
3482 (function_prologue): Write SPH before SPL, for consistency.
3483 If interrupt_func_p true, we know we have enabled interrupts.
3484 (avr_num_arg_regs): New function. Round up to even number of
3485 bytes if no -mpack-args or if calling a libgcc function.
3486 (function_arg, function_arg_advance): Use it.
3487 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
3488 Output "movw" if available.
3489 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
3490 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
3491 (asm_output_section_name): Add blanks for consistent output.
3492 (encode_section_info): Set TREE_READONLY for progmem data to
3493 avoid gas warnings about changed section attributes.
3494 (avr_hard_regno_mode_ok): Force non-QImode data to start in
3495 even numbered registers on devices with "movw".
3496 * config/avr/avr.h (MASK_*): Define bits for target_flags.
3497 (TARGET_SWITCHES): Mark help strings for translation.
3498 Add new -mpack-args and -menhanced switches.
3499 (TARGET_OPTIONS): Mark help strings for translation.
3500 (progmem_section): Add section attributes.
3501 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
3502 Output "movw" if available.
3503 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
3505 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
3506 call convention (arguments aligned on even registers).
3507 (_cleanup, _exit): Make weak symbols libc can override.
3509 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3511 * fp-bit.h: New file.
3513 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
3514 Comment #endif statements.
3515 (__thenan_sf, __thenan_df): Add missing braces around initializer.
3517 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
3519 * gcse.c (compute_pre_data): Compute ae_kill using other local
3520 properties instead of calling compute_ae_kill.
3522 * alias.c (init_alias_analysis): Do not call
3523 prologue_epilogue_contains until after reload has completed.
3525 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
3527 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
3528 (genrtl_finish_compound_stmt): Likewise.
3529 (genrtl_compound_stmt): Change to return void.
3531 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
3532 move code from here to ...
3533 (genrtl_compound_stmt): ... here.
3534 (genrtl_finish_compound_stmt): Remove.
3535 (expand_stmt): Add comment.
3537 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
3539 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
3542 2000-07-02 Jakub Jelinek <jakub@redhat.com>
3544 * cpplib.h (struct cpp_reader): New field include_depth.
3545 (struct cpp_printer): Rename last_bsd to last_id.
3546 * cppfiles.c (read_include_file): Bump include_depth.
3547 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
3548 (output_line_command): Output correct #line if a header
3549 is including itself and is not protected against multiple inclusion.
3550 Use include_depth instead of buffer_stack_depth, last_id instead of
3552 * cppinit.c (cpp_start_read): Initialize last_id instead of
3555 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
3557 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
3558 (c-semantics.o): New target.
3560 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
3561 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
3562 (genrtl_clear_out_block): Likewise.
3563 (genrtl_goto_stmt): Likewise.
3564 (genrtl_expr_stmt): Likewise.
3565 (genrtl_decl_stmt): Likewise.
3566 (genrtl_if_stmt): Likewise.
3567 (genrtl_while_stmt): Likewise.
3568 (genrtl_do_stmt): Likewise.
3569 (genrtl_return_stmt): Likewise.
3570 (genrtl_for_stmt): Likewise.
3571 (genrtl_break_stmt): Likewise.
3572 (genrtl_continue_stmt): Likewise.
3573 (genrtl_scope_stmt): Likewise.
3574 (genrtl_switch_stmt): Likewise.
3575 (genrtl_case_label): Likewise.
3576 (genrtl_begin_compound_stmt): Likewise.
3577 (gerntl_finish_compound_stmt): Likewise.
3578 (genrtl_compound_stmt): Likewise.
3579 (genrtl_asm_stmt): Likewise.
3580 (genrtl_decl_cleanup): Likewise.
3581 (DECL_ANON_UNION_ELEMS): Likewise.
3582 (emit_local_var): Likewise.
3583 (make_rtl_for_local_static): Likewise.
3584 (expand_cond): Likewise.
3585 (expand_stmt): Likewise.
3586 (c_expand_return): Likewise.
3587 (c_expand_start_case): Likewise.
3588 (do_case): Likewise.
3589 (COMPOUND_STMT_NO_SCOPE): Likewise.
3590 (c_expand_asm_operands): Likewise.
3591 (NEW_FOR_SCOPE_P): New macro.
3592 (expand_expr_stmt_fn): New type.
3594 (set_current_function_name_declared): Likewise.
3595 (current_function_name_declared): Likewise.
3596 (lang_expand_stmt): Likewise.
3597 (stmts_are_full_exprs_p): Likewise.
3598 (anon_aggr_type_p): Likewise.
3599 (lang_expand_expr_stmt): Likewise.
3600 (build_case_label): Likewise.
3602 * c-decl.c (lang_expand_expr_stmt): Initialize.
3603 (stmts_are_full_exprs_p): Define.
3604 (current_function_name_declared): Likewise.
3605 (do_case): Likewise.
3606 (lang_expand_stmt): Likewise.
3607 (set_current_function_name_declared): Likewise.
3608 (anon_aggr_type_p): Likewise.
3610 * c-semantics.c: New file.
3611 (expand_cond): Moved from cp/semantics.c.
3612 (genrtl_do_pushlevel): Likewise.
3613 (genrtl_clear_out_block): Likewise.
3614 (genrtl_goto_stmt): Likewise.
3615 (genrtl_expr_stmt): Likewise.
3616 (genrtl_decl_stmt): Likewise.
3617 (genrtl_if_stmt): Likewise.
3618 (genrtl_while_stmt): Likewise.
3619 (genrtl_do_stmt): Likewise.
3620 (genrtl_return_stmt): Likewise.
3621 (genrtl_for_stmt): Likewise.
3622 (genrtl_break_stmt): Likewise.
3623 (genrtl_continue_stmt): Likewise.
3624 (genrtl_scope_stmt): Likewise.
3625 (genrtl_switch_stmt): Likewise.
3626 (genrtl_case_label): Likewise.
3627 (genrtl_begin_compound_stmt): Likewise.
3628 (genrtl_finish_compound_stmt): Likewise.
3629 (genrtl_compound_stmt): Likewise.
3630 (genrtl_asm_stmt): Likewise.
3631 (genrtl_decl_cleanup): Likewise.
3632 (make_rtl_for_local_static): Moved from cp/decl.c.
3633 (emit_local_var): Likewise.
3634 (expand_stmt): Define.
3636 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
3637 (c_expand_return): Likewise.
3638 (c_expand_start_case): Likewise.
3640 2000-07-01 Richard Henderson <rth@cygnus.com>
3642 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
3643 with the low 13 bits set.
3644 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
3645 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
3646 of the low 13 bits into a CONST plus an adddi3.
3647 (load_symptr): Set RTX_UNCHANGING_P.
3649 See ChangeLog.3 for earlier changes.