1 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
3 * flow.c (propagate_block): When a prologue/epilogue insn
4 is marked dead, unconditionally clear libcall_is_dead and
5 insn_is_dead, and only dump rtl if warnings aren't being
8 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
10 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
11 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
12 (FIXED_REGISTERS): Set dirflag as fixed.
13 (CALL_USED_REGISTERS): Set dirflag as used.
14 (REG_ALLOC_ORDER): Set dirflag as last one.
15 (DIRFLAG_REG): New macro.
16 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
17 (HI_REGISTER_NAMES): Add dirflag.
18 (DEBUF_PRINT_REG): Handle dirflag.
19 * i386.md (type attribute): New cld and str types.
20 (length_opcode attribute): Set cld and str to 1.
21 (memory attribute): Set str to unknown - it is not clear from the
23 (pent_np function unit): Prefixed string operations takes 12 cycles
24 minimally; cld takes 2 cycles.
25 (ppro_uops attribute): Str is "many" and cld is "few".
26 (ppro_p0 unit): Handle cld here.
27 (k6_alux unit): Handle cld and str types.
28 (k6_load unit): It is ocupied by str opcodes.
29 (k6_store unit): It is ocupied by str opcodes.
30 (athlon_decode): Str is vector decoded.
31 (athlon_ieu): Handle str and cld.
33 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
34 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
35 cmpstrsi_nz_1 insn): Do not output cld instruction
37 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
39 * gcc.texi (G++ and GCC): Add Java and Chill.
40 (Bug Critera): Don't list languages.
42 * gcc.texi (Incompatibilities): No longer claim most C compilers
45 * gcc.texi (G++ and GCC): Update other front-ends list.
47 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
49 * i386.c (ix86_expand_setcc): Fix typo.
50 (ix86_expand_movcc): Similarly.
52 * Band-aid until haifa's bitset implementation is nuked.
53 * haifa-sched.c (extract_bitlst): New parameter for size of the
54 bitset in bits. All callers changed. Avoid looking at undefined
56 (edgeset_bitsize): New variable.
57 (schedule_region): Initialize edgeset_bitsize.
59 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
61 * Makefile.in (optabs.o): Depend on real.h
62 (resource.o): Depend on insn-attr.h
64 * builtins.c (result_vector): Wrap prototype in macro conditions
65 governing definition and use.
67 * c-common.c: Include tm_p.h.
71 * elfos.h: Constify a char*.
73 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
74 (get_attr_length, shorten_branches, profile_after_prologue): Mark
75 parameter with ATTRIBUTE_UNUSED.
77 * fold-const.c (exact_real_inverse): Wrap variable `i' in
80 * haifa-sched.c (schedule_insns): Mark parameter with
83 * optabs.c: Include real.h.
85 * real.h (ereal_atof): Add prototype arguments.
87 * resource.c: Include insn-attr.h.
89 * sdbout.c (sdbout_queue_anonymous_type,
90 sdbout_dequeue_anonymous_types): Wrap in macro
91 SDB_ALLOW_FORWARD_REFERENCES.
92 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
95 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
97 * stupid.c: Include tm_p.h.
99 * tree.c (real_value_from_int_cst): Mark parameter with
102 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
104 * i960-protos.h: New file.
106 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
109 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
111 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
113 * combine.c (expand_field_assignment): Do not discard SUBREGs
114 while computing nonzero_bits.
116 2000-01-09 Nick Clifton <nickc@cygnus.com>
118 * config/arm/arm.c: Fix compile time warnings about signed vs
120 * config/arm/arm.h: Fix compile time warnings about signed vs
123 2000-01-09 Philip Blundell <philb@gnu.org>
125 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
126 than `ldm' with only one register.
127 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
130 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
133 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
135 * config/ns32k/ns32k.md (load or push effective address): Operand 1
138 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
140 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
141 assignment used as truth value.
143 * function.c (assign_temp): Mark parameter `dont_promote' with
144 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
145 PROMOTE_FOR_CALL_ONLY.
147 * genrecog.c (write_subroutine): Mark variable `operands' with
150 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
153 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
154 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
156 * toplev.c (note_deferral_of_defined_inline_function): Likewise
159 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
161 * config/c4x.h: Tidy up comments.
162 * config/c4x.c: Likewise.
164 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
166 * fold-const.c (lshift_double, rshift_double): Handle
167 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
169 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
171 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
172 in prepare_function_start().
174 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
176 * config/v850/v850.c (expand_epilogue): Interrupt functions no
177 longer allocate extra stack for function calls.
179 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
181 * config/c4x/c4x.md (*subqf3_set): Fix typo.
183 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
185 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
187 2000-01-07 David Edelsohn <edelsohn@gnu.org>
189 * rs6000.c (processor_target_table): Add power3 as alias for 630.
190 * aix43.h: Revert Aug 2 change.
191 (HAS_INIT_SECTION): Define, not visible yet.
192 (LD_INIT_SWITCH): Define, not visible yet.
193 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
195 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
197 * collect2.c (main): Expand ld2 size further.
198 (export_object_lst): Cast assignment to avoid warning.
199 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
200 (scan_prog_file, COFF): Do not collect initialization or
201 finalization functions generated for entire shared object if
202 init/fini support present.
204 2000-01-07 Nick Clifton <nickc@cygnus.com>
206 * config/elfos.h: Tidy up formatting of marcos. Make sure
207 that .section directives are always prefixed by a tab.
209 * config/svr4.h: Add #include "elfos.h" and remove duplicate
212 2000-01-07 Matt Austern <austern@sgi.com>
214 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
217 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
219 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
221 (crtbegin.o, s-crtS): Likewise.
223 2000-01-06 Richard Henderson <rth@cygnus.com>
225 * alpha.md (adddi_2+1): Limit offset such that it will be
226 loadable with a single ldah+lda pair.
227 (adddi_2+2): Explicitly fail split if we can't make it work.
229 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
231 * protoize.c: Conditionally include unistd.h.
232 (IS_SAME_PATH_CHAR): New macro.
233 (IS_SAME_PATH): New macro.
234 (CPLUS_FILE_SUFFIX): New macro.
235 (cplus_suffix): New static variable.
236 (is_abspath): New static function.
237 (in_system_include_dir): Handle DOS style pathnames.
238 (file_could_be_converted): Likewise.
239 (file_normally_convertible): Likewise.
240 (directory_specified_p): Likewise.
241 (file_excluded_p): Likewise.
243 (shortpath): Likewise.
244 (referenced_file_is_newer): Likewise.
245 (save_def_or_dec): Likewise.
246 (do_processing): Likewise.
248 (edit_file): Likewise. Use rename instead of link.
249 (rename_c_file): Likewise. Don't rename syscalls file.
250 (munge_compile_params): Define null device for DOS based systems.
251 (process_aux_info_file): Use binary mode if appliable.
252 (edit_file): Likewise.
253 * invoke.texi (Running Protoize): Document C++ suffixes used.
255 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
256 IS_DIR_SEPARATOR macros.
257 * collect2.c: Likewise.
258 * cppinit.c: Likewise.
259 * dwarf2out.c: Likewise.
262 * prefix.c: Likewise.
264 * toplev.c: Likewise.
265 * system.h: And move to here.
267 * prefix.c (update_path): Fix typo in variable name.
269 2000-01-06 Richard Henderson <rth@cygnus.com>
271 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
272 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
273 (count_reg_sets_1, count_reg_references): Likewise.
274 (flow_loops_level_compute): Start counting actual loop depth at 1.
275 (flow_loops_find): Likewise.
276 * local-alloc.c (update_equiv_regs): Likewise.
277 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
279 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
281 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
282 FIRST_PSEUDO_REGISTER
283 * dwarf2out.c: Don't include frame.h
284 * dwarfout.c: Likewise
285 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
288 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
290 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
293 * i386.c (movsf splitter): Fix typo in my last checkin.
295 2000-01-05 Nick Clifton <nickc@cygnus.com>
297 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
298 own definition of this macro.
299 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
300 flag_data_sections or UNIQUE_SECTION_P are true.
302 * tm.texi (UNIQUE)SECTION): Document that it can be called for
303 unitialised data decls.
305 * config/i386/winnt.c (i386_pe_unique_section): Cope with
306 being called for uninitialised data.
308 * config/i386/interix.c (i386_pe_unique_section): Cope with
309 being called for uninitialised data.
311 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
312 for uninitialised data.
314 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
315 for uninitialised data.
317 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
318 for uninitialised data.
320 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
321 (UNIQUE_SECTION_P): Always generate a unique section if
322 flag_data_sections is true.
323 (UNIQUE_SECTION): Also generate unique sections for
325 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
326 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
329 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
331 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
334 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
336 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
337 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
338 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
339 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
340 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
342 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
344 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
346 * c-decl.c (finish_enum): Simplify code to determine minimum and
347 maximum values of the enum, and calculate the type. Remove check
348 for FUNCTION_DECLs in the values list, which cannot happen. Replace
349 the DECL_INITIAL of each enumeration constant with a copy converted
350 to the enumeration type. When updating variant types, don't bother
351 updating the type itself.
353 * c-typeck.c (build_binary_op): Simplify conditional expressions
354 when weeding out spurious signed-unsigned warnings. Add new
355 spurious warning category: if the unsigned quantity is an enum
356 and its maximum value fits in signed_type(result_type). Update
358 (build_conditional_expr): Warn here if one alternative is signed
359 and the other is unsigned.
361 2000-01-05 Nick Clifton <nickc@cygnus.com>
363 * config/fr30/fr30.h: Remove extraneous comments.
365 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
367 * reload1.c (choose_reload_regs): When disabling a reload, also
368 set reload_spill_index to -1.
370 2000-01-04 Joel Sherrill (joel@OARcorp.com>
372 * configure.in (m68*-*-rtemscoff*): New target, formal name for
374 (m68*-*-rtemself*): New target.
375 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
376 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
377 (sparc*-*-rtemself*): New target.
378 (sparc*-*-rtems*): Now elf not a.out.
379 * config/i386/rtems.h: Include config/rtems.h.
380 * config/i386/rtemself.h: Include config/rtems.h.
381 * config/i960/rtems.h: Include config/rtems.h.
382 * config/m68k/rtems.h: Include config/rtems.h.
383 * config/m68k/rtemself.h: Include config/rtems.h.
384 * config/mips/rtems64.h: Include config/rtems.h.
385 * config/pa/rtems.h: Include config/rtems.h.
386 * config/rs6000/rtems.h: Include config/rtems.h.
387 * config/sh/rtems.h: Include config/rtems.h.
388 * config/sh/rtemself.h: Include config/rtems.h.
389 * config/sparc/rtems.h: Include config/rtems.h.
390 * config/sparc/rtemself.h: Include config/rtems.h
392 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
394 * final.c (shorten_branches): Correctly compute length of
395 asms without operands.
397 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
399 * configure.in: Add pj target.
400 * configure: Regenerate.
401 * config/pj: New directory.
402 * config/pj/lib1funcs.S: New file.
403 * config/pj/linux.h: New file.
404 * config/pj/pj.c: New file.
405 * config/pj/pj.md: New file.
406 * config/pj/pjl.h: New file.
407 * config/pj/t-pj: New file.
408 * config/pj/xm-pj.h: New file
410 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
412 * toplev.c (rest_of_compilation): Run shorten-branches before
415 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
417 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
418 macros so that they're consistent with their names.
419 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
420 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
422 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
424 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
425 modified inadvertently.
427 2000-01-04 Joel Sherrill <joel@OARcorp.com>
429 * configure.in (v850*-*-rtems*): New target.
430 * configure: Regenerate.
431 * config/v850/rtems.h: New file.
433 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
435 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
436 (__gthread_key_create): Likewise.
437 (__gthread_key_dtor): Likewise.
438 (__gthread_once): Fix logic.
439 (__gthread_key_delete): Cast away constness.
441 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
442 * invoke.texi: Document.
443 * i386/mingw32.h (CPP_SPEC): Use.
444 (LIBGCC_SPEC): Likewise.
445 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
447 2000-01-04 David Edelsohn <edelsohn@gnu.org>
449 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
450 (HANDLE_PRAGMA_PACK): Undefine.
451 (SLOW_UNALIGNED_ACCESS): Define.
453 2000-01-04 David Edelsohn <edelsohn@gnu.org>
455 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
456 to default definition.
457 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
458 (store_fixed_bit_field): Call macro with word_mode and alignment.
459 (extract_bit_field): Call macro with relevant mode and alignment.
460 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
461 to default definition.
462 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
464 (move_by_pieces_ninsns): Likewise.
465 (clear_by_pieces): Likewise.
466 (emit_push_insn): Likewise.
467 (store_field): Call macro with relevant mode and alignment.
468 (expand_expr): Likewise.
469 (expand_expr_unaligned): Likewise.
471 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
472 (SLOW_UNALIGNED_ACCESS): Define.
473 (CASE_VECTOR_MODE): Always use 32-bit offsets.
474 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
475 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
476 (toc_section): Likewise and .toc pseudo-op.
477 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
479 (TEXT_SECTION_ASM_OP): Likewise.
480 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
483 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
484 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
485 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
486 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
487 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
489 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
491 * regclass.c: Revert my Jan 4 change to loop cost computation.
493 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
495 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
498 2000-01-04 Stan Cox <scox@cygnus.com>
500 * haifa-sched.c (build_control_flow): Change unreachable simple
501 loop test to check if current block has only one predecessor.
502 (find_rgns): Initialize degree. Use dest as degree index, not src.
504 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
506 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
508 * calls.c (expand_call): Likewise for
509 `old_stack_arg_under_construction'.
511 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
513 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
516 * gcc.c (execute): Likewise for `ut' and `st'.
518 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
520 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
522 * jump.c (jump_optimize_1): Likewise for `temp2'.
524 * local-alloc.c (block_alloc): Likewise for `r1'.
526 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
528 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
529 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
531 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
534 * reload.c (find_reloads): Likewise for `goal_alternative_number'
535 and `goal_earlyclobber'.
537 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
539 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
541 * stupid.c (stupid_life_analysis): Likewise for `chain'.
543 * unroll.c (copy_loop_body): Likewise for `copy'.
545 * varasm.c (output_constructor): Likewise for `byte'.
547 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
549 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
550 all FP constants for constant->reg moves.
551 (ix86_split_to_parts): Try to convert memory address into immediate
552 when available in the constant pool.
553 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
555 (LEGITIMATE_CONSTANT_P): Return 1.
556 * i386.md (pushsf): New splitter to convert constant pool memory
557 reference to immediate.
558 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
561 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
563 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
564 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
565 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
566 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
567 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
569 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
571 * ginclude/stdbool.h: Support compilation as C++.
573 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
575 * fold-const.c (make_range): Don't try to reverse an unbounded range.
577 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
579 * regclass.c (regclass): Properly compute loop_cost. Adjust
582 * regclass.c: Fix minor whitespace problems.
584 2000-01-03 Anthony Green <green@cygnus.com>
586 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
587 Restore the pic register if required.
589 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
591 * c-common.c (format_char_info): Update comment.
592 (check_format_info): Recognize 'z' modifier in the same way 'Z'
593 was recognized. Emit warning for formats new in ISO C99 only
594 if flag_isoc9x is not set.
596 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
598 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
600 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
602 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
603 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
604 (make_compound_operation): Choose cheaper alternative between
605 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
607 * regclass.c (op_costs): Remove global variable.
608 (record_reg_classes): New parameter "op_costs" and "reg_pref".
609 (record_operand_costs): Break out from ...
610 (scan_one_insn): ... here.
611 (dump_regclass): Make dumps nicer.
612 (regclass): Dump preferrences choosed and changes done during passes.
614 2000-01-03 Jakub Jelinek <jakub@redhat.com>
616 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
618 2000-01-03 Jakub Jelinek <jakub@redhat.com>
620 * config/sparc/sparc.c (gen_df_reg): New function.
621 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
622 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
623 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
624 movtf_cc_reg_sp64+1): Use it.
626 2000-01-02 Mark Mitchell <mark@codesourcery.com>
628 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
631 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
633 * config/i386/i386.c (ix86_expand_unary_operator): Function
634 definition made void.
635 (ix86_expand_binary_operator): Update outdated preceding comment.
636 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
639 * config/i386/i386.c (override_options): Fix option-name typo.
641 2000-01-02 Mark Mitchell <mark@codesourcery.com>
643 * system.h (CEIL): Define.
644 * builtins.c (CEIL): Remove.
645 * expmed.c (CEIL): Likewise.
646 * expr.c (CEIL): Likewise.
647 * stor-layout.c (CEIL): Likewise.
649 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
651 * expr.c (store_constructor_field): Fix typo introduced with last
654 2000-01-01 Mark Mitchell <mark@codesourcery.com>
656 * tree.h (BINFO_N_BASETYPES): New macro.
658 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
660 * expmed.c (emit_store_flag): Prevent losing a pending stack
661 adjust the same way we prevent losing queued increments.
663 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
665 * function.c (update_temp_slot_address): Handle case where sum of
666 temporary address plus offset in register is a valid address.
668 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
670 * genrecog.c (change_state) Corrected typo.
672 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
674 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
675 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
676 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
678 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
680 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
681 case, expand GT comparisons correctly. Fix a comment before this
684 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
686 * dwarfout.c: Include "frame.h"
687 * dwarf2out.c: Likewise.
688 * Makefile.in (dwarfout.o): Depend on frame.h
689 (dwarf2out.o): Likewise.
691 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
693 Restore i386 binary compatibility in Dwarf EH info.
694 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
695 value of FIRST_PSEUDO_REGISTER.
696 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
697 (struct frame_state): Use DWARF_FRAME_REGISTERS.
698 * dwarfout.c (output_reg_number): Ditto.
699 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
700 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
702 1999-12-29 Bruce Korb <autogen@linuxbox.com>
704 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
705 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
706 (<hack>_RE_CT): not needed
707 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
708 rewritten to scan the file text once only
709 "template<..." test added
710 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
711 (is_cxx_header): declaration added
712 * fixinc/fixtests.c(is_cxx_header): removed
713 (apply_fix_p_t): removed
714 (double_slash_test): is_cxx_header is only called once now
715 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
716 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
717 within the templates.
718 The borken spelling of "broken" was fixed.
719 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
720 The default level depends on FIXINC_DEBUG.
722 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
724 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
725 Otherwise provide a declaration for atexit.
726 (init_dummy): Make sure dummy call to atexit is nevertheless
727 called with correct number of args.
729 * frame.c: Update comments referring to other files.
731 * libgcc2.c: Likewise.
733 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
735 * cse.c (free_element, get_element): Remove unused prototypes.
737 * fold-const.c (extract_muldiv): Initialize variables `op0' and
740 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
743 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
745 * configure.in,configure: case arm for mn10200-*-* now sets
746 float_format=i32 so that float.h will correctly claim "double"
747 to be 32 bits. Ran autoconf to generate configure from .in file.
749 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
751 * pa.md (conditional zero): If op1 is a register, force it into
752 the same register as op0.
754 1999-12-28 Mark Mitchell <mark@codesourcery.com>
756 * tree.h (BINFO_BASETYPES): Improve documentation.
758 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
760 * configure.in (--enable-checking): Use a more portable `for'
763 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
765 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
766 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
768 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
771 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
774 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
775 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
776 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
777 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
778 xm-svr4.h: Remove all instances of sys_siglist handling.
780 1999-12-27 Jakub Jelinek <jakub@redhat.com>
782 * config/sparc/sparc.md (cmp_zero_qi,
783 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
784 cmp_zero_extendqidi2_andcc_set): New patterns.
786 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
788 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
789 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
790 (fpgnulib.c, xfgnulib.c): Add rules.
791 * m68k/t-mot3300-gas: Likewise.
793 1999-12-27 Ian Lance Taylor <ian@zembu.com>
795 * configure.in: Avoid [[ by using test and changequote. Add
796 changequote required by 1999-12-14 change.
797 * configure: Rebuild.
799 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
801 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
803 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
805 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
806 * flow.c (find_use_as_address): Likewise.
807 * function.c (fixup_var_refs_1): Likewise.
808 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
809 * jump.c (invert_exp, redirect_exp): Likewise.
810 * loop.c (replace_call_address): Likewise.
811 (count_nonfixed_reads): Likewise.
812 * rtlanal.c (modified_between_p): Likewise.
813 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
814 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
815 * unroll.c (remap_split_bivs): Likewise.
817 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
819 * diagnostic.c (v_message_with_decl): Use .* format specifier
820 instead of building the format specifier width manually.
822 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
823 determining whether to provide a prototype. Remove the
824 sys_siglist clause in the conditional.
826 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
828 * fold-const.c (operand_equal_p): Use memcmp to compare string
830 Suggested by D. J. Bernstein
832 1999-12-17 Jakub Jelinek <jakub@redhat.com>
834 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
835 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
837 * config/mips/mips.h (TARGET_64BIT): Likewise.
838 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
839 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
840 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
841 dsps. Give routines proper names if SI/DI modes are not used.
842 * longlong.h: Use DWunion instead of DIunion.
844 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
846 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
847 GC_CHECKING, GC_ALWAYS_COLLECT.
848 * configure.in: Allow --enable-checking with an argument
849 listing check modes to enable.
850 * config.in, configure: Rebuilt.
851 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
852 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
853 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
854 ENABLE_GC_ALWAYS_COLLECT.
855 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
857 * tree.h, tree.c: Change ENABLE_CHECKING to
858 ENABLE_TREE_CHECKING throughout.
860 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
862 * fold-const.c (fold_truthop): Properly check for FP RHS.
864 1999-12-24 Mark Mitchell <mark@codesourcery.com>
866 * toplev.h (note_deferall_of_defined_inline_function): Declare.
867 * toplev.c (note_deferral_of_defined_inline_function): New
868 function, split out from ...
869 (rest_of_compilation): ... here. Use it.
871 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
873 * expr.c (store_constructor): Don't call clear_storage if size is
876 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * Makefile.in (toplev.o): Depend on loop.h.
880 * dwarfout.c: Include tm_p.h.
882 * emit-rtl.c (restore_emit_status): Mark parameter with
885 * final.c (final_scan_insn): Likewise.
887 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
888 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
889 flow_depth_first_order_compute, flow_loop_pre_header_find,
890 flow_loop_tree_node_add, flow_loops_tree_build,
891 flow_loop_level_compute, flow_loops_level_compute,
892 flow_loop_outside_edge_p): Add prototypes.
893 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
895 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
896 Mark with ATTRIBUTE_NORETURN.
898 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
900 * local-alloc.c (no_conflict_p): Likewise.
902 * loop.c (insert_bct): Hide definitions of variables with hidden
904 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
906 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
907 with ATTRIBUTE_UNUSED.
908 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
909 (reg_scan): Likewise.
911 * reload.c (find_reloads): Remove unused variables `changed'.
913 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
915 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
916 Remove unused variable `insn'.
918 * toplev.c: Include loop.h.
919 (report_file_and_line): Remove unnecessary prototype.
921 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
923 * unroll.c (biv_total_increment): Likewise.
925 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
927 * reload1.c (emit_input_reload_insns): Restore old behaviour
928 wrt. 'special' reloads.
930 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
932 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
933 hash.h. (cse.c): Don't depend on hashtab.h.
935 * cse.c: Don't include hashtab.h.
936 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
938 * ggc-simple.c: Don't include hash.h.
940 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
942 * dwarf2out.c (add_abstract_origin_attribute): Call
943 gen_abstract_function on our function context.
945 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
947 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
949 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
951 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
954 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
956 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
957 constraints to "a!r".
959 1999-12-21 Mark Mitchell <mark@codesourcery.com>
961 * Makefile.in (calls.o): Depend on function.h.
964 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
966 * reload1.c (emit_reload_insns): Break out code and variables into...
967 (input_reload_insns, other_input_address_reload_insns,
968 other_input_reload_insns, input_address_reload_insns,
969 inpaddr_address_reload_insns, output_reload_insns,
970 output_address_reload_insns, outaddr_address_reload_insns,
971 operand_reload_insns, other_operand_reload_insns,
972 other_output_reload_insns): ... new static variables, and...
973 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
974 do_output_reload): ... new functions.
976 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
978 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
980 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
982 * md.texi: Add c4x constraints documentation.
984 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
986 * config/i386/dgux.c (struct option): Rename to
987 lang_independent_option.
988 (struct m_options): Add description field.
989 (output_options): Rename option type, add sep declaration, output
990 ix86_cpu_string and ix86_arch_string only if set.
991 (output_file_start): Rename option type.
993 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
995 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
997 (libgcc2.a): Similarly.
999 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
1001 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
1002 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
1003 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
1005 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
1007 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
1008 Remove redundant initialization of "frexpon" and "expon".
1010 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1012 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
1014 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
1015 (store_constructor_field, expand_expr): Pass new arg.
1017 1999-12-20 Mark Mitchell <mark@codesourcery.com>
1019 * Makefile.in (explow.o): Depend on function.h.
1021 * stor-layout.c (set_sizetype): Fix typo.
1023 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
1025 * function.c (cfun): Renamed from current_function. All users
1027 * function.h (cfun): Rename declaration as well.
1029 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
1030 to be of type regset_head, not regset. All users changed by adding
1032 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
1034 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1036 * config/c4x/rtems.h: New file.
1038 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
1040 * reload1.c (spill_failure): Take class of failed reload as argument
1041 and print it. Caller changed.
1043 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1045 * rs6000.h (SUBTARGET_DEFAULT): New macro.
1046 (TARGET_SWITCHES): Allow subtargets to default switches.
1047 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
1049 1999-12-18 Mark Mitchell <mark@codesourcery.com>
1051 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
1054 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
1056 * cccp.c (main): Define __STDC_VERSION__ as necessary.
1057 * cppinit.c (cpp_handle_option): Likewise.
1059 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
1060 determine when to define.
1062 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
1064 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
1065 cmove with mismatched test and data modes.
1067 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
1069 * c-typeck.c (c_expand_start_case): Don't warn for long switch
1072 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1074 * alias.c: Minor reformatting.
1077 * stor-layout.c: Likewise.
1078 * fold-const.c: Likewise.
1079 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
1080 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
1082 (size_int_wide): Cache nodes even if garbage collecting.
1083 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
1084 of SAVE_EXPR has no side effects.
1085 * cse.c: Move a comment.
1086 * tree.c: Minor reformatting.
1087 (int_size_in_bytes): Return -1 if constant overflows.
1089 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1091 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
1093 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
1095 * objc/objc-parse.c: Regenerate. This file must be rebuilt
1096 after any change to c-parse.in, even if objc-parse.y didn't
1099 1999-12-18 David S. Miller <davem@redhat.com>
1101 * toplev.c (rest_of_compilation): Restore BLOCK tree
1102 reconstruction and branch shortening changes lost in
1103 December 18th change.
1105 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
1107 * config/arm/linux-elf.h: Change all instances of
1108 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
1109 * config/arm/uclinux-elf.h: Likewise.
1111 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
1113 * toplev.c (notice, vmessage, v_message_with_file_and_line,
1114 v_message_with_decl, file_and_line_for_asm,
1115 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
1116 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
1117 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
1118 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
1119 pfatal_with_name, fatal_io_error, need_error_newline,
1120 last_error_function, last_error_tick, announce_function,
1121 default_print_error_function, print_error_function,
1122 report_error_function, fnotice, error_with_file_and_line,
1123 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
1124 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
1125 warning_with_decl, warning_for_asm, warning, pedwarn,
1126 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
1128 (compile_file): Use fnotice instead of notice. Adjust call.
1130 * diagnostic.c: New file.
1132 * Makefile.in (OBJS): Include diagnostic.o
1133 (diagnostic.o): Define dependence.
1135 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1137 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
1140 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1142 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
1144 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
1146 * fixtests.c (is_cxx_header): New fn, split out of
1148 (else_endif_label): Allow "#endif // comment" in C++ headers,
1149 as determined by is_cxx_header.
1150 * fixfixes.c (else_endif_label_fix): Update comment.
1151 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
1153 * genfixes: Correct double thinko in commandline parsing.
1154 * hackshell.tpl: Generate correct sh syntax for bypass
1157 * inclhack.def (all): Whenever an inserted preprocessor
1158 conditional is split over multiple lines, use double
1159 backslashes in this file so the fixed header will be readable.
1161 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
1162 and add bypass entry for correct version of this header.
1163 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
1164 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
1166 (hpux8_bogus_inlines): New fix, split from...
1167 (ultrix_atof_param) ... here.
1168 (math_expression): Add bypass entry keyed to glibc comment
1169 indicating the problem has been dealt with; disable
1170 unnecessary sed operations; update commentary.
1171 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
1172 add select and bypass entries, simplify shell operation.
1173 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
1175 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
1176 ultrix_atof_param): Add select entry.
1177 (stdio_va_list, sunos_mather_decl): Add bypass entry.
1178 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
1179 comments with the fixes they describe.
1181 * c-parse.in (string action): Do not warn about ANSI string
1182 concatenation in system headers. Affects C parser only.
1183 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
1185 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1187 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
1188 compiling libgcc2 the macro depends always on arch cpp defines.
1190 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
1192 * loop.c (insert_loop_mem): Don't record MEMs from inside
1195 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
1197 * regclass.c (regclass): Do not use flowgraph when not optimizing.
1199 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
1200 notes too, create one when replacement failed, attempt to simplify
1202 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
1205 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1207 * crtstuff.c (__dso_handle): Declare.
1208 (__cxa_finalize): Likewise.
1209 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
1212 * invoke.texi: Document -fuse-cxa-atexit.
1214 * tree.h (ptr_type_node): Document.
1215 (const_ptr_type_node): Likewise.
1217 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1219 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
1220 (optimize_reg_copy_2): Likewise.
1221 (optimize_reg_copy_3): Likewise.
1222 (fixup_match_2): Likewise.
1223 (regmove_optimize): Likewise.
1224 (fixup_match_1): Liekwise.
1226 * i386.md (HI to SImode promoting splitters): Rewrite.
1227 (pushsf mem peep2): New.
1228 (testhi to andhi peep2): Remove.
1229 * i386.h (x86_promote_QImode): New.
1230 (TARGET_PROMOTE_QImode): New.
1231 (PREDICATE_CODES): Add promotable_binary_operator.
1232 * i386.c (x86_promote_QImode0: New.
1233 (promotable_binary_operator): New.
1234 * i386-protos.h (promotable_binary_operator): New.
1236 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
1238 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
1240 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1242 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
1243 * function.c (insert_block_after_note): Remove.
1244 (retrofit_block): Likewise.
1245 (identify_blocks): Fix indentation.
1246 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
1247 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
1248 * function.h (insert_block_after_note): Remove prototype.
1249 (retrofit_block): Likewise.
1250 * integrate.c (expand_inline_function): Don't call
1251 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
1252 just expand_start_bindings. Use the block_map to remap old
1253 NOTE_BLOCKs to new ones.
1254 (integrate_decl_tree): Keep track of remapped blocks.
1255 * integrate.h (struct inline_remap): Add block_map.
1256 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
1257 NOTE_BLOCK on the notes.
1258 (expand_start_bindings): Rename to ...
1259 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
1260 (expand_end_bindings): Set NOTE_BLOCK.
1261 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
1262 reconstruct the BLOCK tree.
1263 * tree.h (expand_start_bindings): Macroize. Call ...
1264 (expand_start_bindings_and_block): New function.
1266 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1268 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
1269 to match the format.
1271 1999-12-16 David S. Miller <davem@redhat.com>
1273 * expr.c (emit_move_insn_1): Only emit clobbers if one of
1274 the outputs is a SUBREG.
1275 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
1278 * config/sparc/sparc.c (epilogue_renumber): Add default case
1281 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1283 * toplev.c (rest_of_compilation): Run branch shortening after
1286 * regclass.c (loop_depth): Remove
1287 (scan_one_insn): Do not handle LOOP_NOTE insns.
1288 (regclass): Go through basic blocks and set loop_cost
1290 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
1292 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
1294 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1296 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
1297 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
1298 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
1300 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
1302 * loop.c (insert_loop_mem): Ignore memory clobbers.
1304 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
1307 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
1309 * profile.c: Remove redundant #include "output.h".
1311 * h8300.md (HImode preinc peephole): Fix typo.
1313 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1315 * function.c (retrofit_block): Abort if we don't find a suitable insn.
1316 (insert_block_after_note): Abort if we don't have a previous block.
1317 Remove FN parameter.
1318 * function.h: Adjust.
1320 1999-12-15 Mark Mitchell <mark@codesourcery.com>
1322 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
1323 argument more than once.
1325 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1327 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
1329 1999-12-15 Jakub Jelinek <jakub@redhat.com>
1331 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
1333 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1335 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
1336 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
1337 update stack_alignment_needed.
1338 (prepare_function_start): Initialize stack_alignment_needed
1339 * function.h (struct function): Add field stack_alignment_needed.
1341 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1343 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
1344 Handle live_throughout / dead_or_set instead of live_before /
1346 (save_call_clobbered_regs): Get register livenessinformation from
1347 chain->live_throughout.
1348 (add_stored_regs): New function.
1349 (insert_restore, insert_save): Add restored / saved registers to
1351 * global.c (reg_dies): New parameter chain.
1352 (reg_becomes_live): Third parameter is regs_set now.
1353 Changed all callers.
1354 (reg_dies): New parameter chain. Changed all callers.
1355 (build_insn_chain): Set live_throughout instead of
1356 live_before / live_after.
1357 * reload.h (struct insn_chain): Replace members live_before /
1358 live_after with live_throughout / dead_or_set.
1359 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
1360 instead of live_before / live_after.
1361 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
1362 (order_regs_for_reload, find_reg, finish_spills): Likewise.
1363 (choose_reload_regs_init): Likewise.
1364 * stupid.c (current_chain, find_clobbered_regs): Delete.
1365 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
1366 instead of chain->live_before / chain->live_after.
1367 (mark_hard_ref): New function.
1368 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
1370 1999-12-15 David S. Miller <davem@redhat.com>
1372 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
1374 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1376 * flow.c (calculate_loop_depth): Make global, remove prototype,
1377 rewrite to use new loop infrastructure.
1378 (find_basic_block): Remove calculate_loop_depth call.
1379 * toplev.c (rest_of_compilation): Call find_basic_block.
1380 * output.h (calculate_loop_depth): Declare.
1382 * flow.c (dump_flow_info): Dump loop_depth.
1383 (flow_loops_nodes_find): Increase loop_depth for basic block in the
1385 (flow_loops_find): Initialize the loop_depth for each basic block.
1387 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1389 * tree.c (decl_function_context): Handle virtual functions.
1391 * tlink.c (scan_linker_output): Don't look in demangled name when
1392 looking for linker output keywords.
1394 * dwarfout.c (output_type): We can defer namespace-scope classes.
1396 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
1398 * regclass.c (record_reg_classes): Update comment for merging
1399 register class preferences in reg->reg copies. Tighten conditions
1400 for merging register class preferences in reg->reg copies.
1402 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
1404 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
1406 1999-12-14 Geoff Keating <geoffk@cygnus.com>
1408 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
1409 (INIT_SECTION_ASM_OP): Delete.
1410 (FINI_SECTION_ASM_OP): Delete.
1411 (STARTFILE_SPEC): Define to hold just crtbegin.o.
1413 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
1415 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
1416 the abstract origin wasn't emitted.
1418 * dwarf2out.c (class_scope_p): New fn.
1419 (gen_subprogram_die): Use it.
1420 (gen_variable_die): Use it. Tweak logic.
1421 (gen_struct_or_union_type_die): Check context_die to determine
1422 if we're function-local.
1423 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
1425 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1427 * loop.c (check_dbra_loop): Can't reverse a biv that has
1430 1999-12-14 Nick Clifton <nickc@cygnus.com>
1432 * config/arm/arm.c: Add support for -mcpu=arm720 command line
1435 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1437 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
1438 for givs made from biv increments.
1440 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
1442 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
1443 * alpha.c (override_options): Recognize -mcpu=ev67.
1444 * alpha.h (CPP_CPU_EV67_SPEC): New.
1445 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
1446 (EXTRA_SPECS): Update.
1448 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
1450 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
1451 appropriate for -lang-c89 and -std=*.
1452 * cppinit.c (cpp_handle_option): Likewise.
1453 (new_pending_define): New, split out from cpp_handle_option.
1454 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
1455 or enable trigraphs for -ansi/-std=*.
1457 * ginclude/stdarg.h (__va_copy): New.
1458 (va_copy): Don't define for C89.
1460 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
1462 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
1463 for long long multiply-accumulate.
1465 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1467 * regclass.c (scan_one_insn): Set loop_cost to 1 when
1468 optimizing for size.
1470 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1472 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
1473 if something changed. Back out that part of yesterday's changes.
1475 * loop.c (loop_max_reg): New static variable.
1476 (loop_optimize): Initialize it. Eliminate one unnecessary call to
1478 (scan_loop): Call reg_scan_update whenever we may have added new
1479 registers, and update loop_max_reg.
1481 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1483 * regclass.c (record_reg_classes): Do not do the copying preferrencing
1484 when source does not die.
1486 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
1488 1999-12-14 Jakub Jelinek <jakub@redhat.com>
1490 * config/sparc/linux64.h (TARGET_LIVE_G0,
1491 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
1493 * config/sparc/linux.h (TARGET_LIVE_G0,
1494 TARGET_BROKEN_SAVERESTORE): Likewise.
1495 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
1496 TARGET_BROKEN_SAVERESTORE): Likewise.
1498 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
1499 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
1501 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
1502 as sparc64 block profiling register.
1503 * config/sparc/sparc.c (sparc_override_options): Allow block
1504 profiling with -m32.
1505 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
1507 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
1508 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
1509 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
1511 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
1513 * config/sparc/sparc.h: Likewise.
1514 * config/sparc/xm-sysv4-64.h: Likewise.
1515 * config/float-sparc.h: Likewise.
1516 * glimits.h: Likewise.
1517 * longlong.h: Likewise.
1519 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
1520 (ASM_IDENTIFY_GCC): Remove.
1522 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1524 * combine.c (combine_simplify_rtx): Don't make shared rtl.
1525 (simplify_logical): Likewise.
1527 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
1529 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
1530 * cppfiles.c (INO_T_EQ): Likewise.
1532 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
1534 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
1535 * i386/mingw32.h (LIB_SPEC): Likewise.
1536 (STARTFILE_SPEC): Likewise.
1537 * i386/uwin.h (LIB_SPEC): Likewise.
1538 (STARTFILE_SPEC): Likewise.
1540 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
1541 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
1543 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
1545 * combine.c (combine_simplify_rtx): Fix order of checks for
1546 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
1548 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
1550 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
1551 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
1553 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
1555 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
1557 * regclass.c (inv_reg_alloc_order): New array.
1558 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
1560 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
1561 counted_for_groups, counted_for_nongroups. Add fields rld and
1563 * reload.c (push_secondary_reload): Don't set nongroup field of
1565 (push_reload): Likewise.
1566 (find_reloads): Delete code to compute nongroup fields.
1567 * reload1.c (reload_insn_firstobj): New static variable.
1568 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
1570 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
1571 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
1572 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
1574 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
1576 (struct hard_reg_n_uses): Deleted.
1577 (potential_reload_regs): Deleted.
1578 (init_reload): Initialize spilled_pseudos and pseudos_counted.
1579 (reload): Don't try to allocate reload registers if we already know
1580 we have to make another pass. Call select_reload_regs. Free memory
1581 starting with reload_firstobj when starting another pass.
1582 Don't allocate spilled_pseudos.
1583 (calculate_needs_all_insns): Call copy_reloads for an insn that
1584 needs reloads; don't call calculate_needs.
1585 (spill_cost): New static array.
1586 (used_spill_regs_local): New static variable.
1587 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
1588 to compute potential_reload_regs.
1589 (find_reload_regs): Completely rewritten to use find_reg.
1590 (allocate_reload_reg): Don't test counted_for_groups or
1591 counted_for_nongroups. Lose NOERROR arg and code to give an error;
1593 (choose_reload_regs): Add fallback code that uses the existing
1594 register allocation from find_reload_regs.
1596 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
1598 * flow.c (create_edge_list): Cast xmalloc return value.
1600 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
1602 * doprnt.c: Remove incorrect comment closure.
1604 * cse.c: Fix a few minor whitespace goofs.
1606 1999-12-13 Don Bowman <don@pixstream.com>
1608 * mips/vxworks.h: Fix problem with comment termination.
1609 (EXTRA_SECTIONS): Add in_sbss.
1610 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
1612 1999-12-12 David S. Miller <davem@redhat.com>
1614 * cse.c (struct cse_reg_info): Add hash_next member,
1615 reorder rest of struct for better packing on 64-bit
1617 (cse_reg_info_tree): Kill.
1618 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
1619 REGHASH_FN): New custom pow2 hash mechanism.
1621 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
1622 use a pow2 hash table.
1623 (get_cse_reg_info): Rework to use new REGHASH.
1624 (new_basic_block): Likewise, use HASH_SIZE, and inline
1626 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
1627 and inline free_element call.
1628 (lookup_as_function, insert, flush_hash_table, invalidate,
1629 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
1630 invalidate_for_call, use_related_value, find_comparison_args,
1631 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
1632 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
1635 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
1637 * cse.c (cse_basic_block): Free qty_table consistently.
1639 1999-12-12 David S. Miller <davem@redhat.com>
1640 Jakub Jelinek <jakub@redhat.com>
1642 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
1643 SUBREGs by hand, gen the appropriate hard reg directly.
1644 (movtf reg/mem split): Likewise and alter_subreg on destination
1646 (movtf mem/reg split): Similarly.
1647 (movdf_cc_sp64): Rename from hidden pattern.
1648 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
1649 (movtf_cc_sp64, following split): New pattern and splitter.
1650 (movdf_cc_reg_sp64): Rename from hidden pattern.
1651 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
1653 (movtf_cc_reg_sp64, following split): New pattern and splitter.
1655 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
1657 * loop.c (load_mems): Don't hoist written floating point mem
1660 1999-12-12 Mark Mitchell <mark@codesourcery.com>
1662 * except.h (struct eh_queue): Add `next' pointer.
1663 (struct eh_status): Make x_ehqueue a pointer.
1664 (push_ehqueue): Declare.
1665 (pop_ehqueue): Likewise.
1666 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
1668 (expand_fixup_region_end): Likewise.
1669 (expand_leftover_cleanups): Likewise.
1670 (push_ehqueue): Define.
1671 (pop_ehqueue): Likewise.
1672 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
1673 than doing it inline.
1674 (expand_start_all_catch): Adjust now that ehqueue is a
1676 (mark_eh_queue): Mark all level of the queue.
1677 (mark_eh_status): Adjust now that ehqueue is a
1679 (init_eh_for_function): Allocate ehqueue.
1680 (free_eh_status): Free it.
1681 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
1682 expansion for a fixup.
1684 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1686 * gthr-single.h (__gthread_active_p): Add prototype arguments.
1688 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
1689 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
1690 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
1691 function_ptr, getpagesize, __enable_execute_stack,
1692 __enable_execute_stack, __clear_insn_cache,
1693 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
1694 _cleanup, _exit, __default_terminate, __terminate_func,
1695 __terminate, __empty, __throw, new_eh_context,
1696 eh_context_initialize, eh_context_static, eh_context_specific,
1697 get_eh_context, __get_eh_context, __get_eh_info,
1698 init_reg_size_table, eh_threads_initialize,
1699 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
1700 __unwinding_cleanup, throw_helper, __throw, __rethrow,
1701 __pure_virtual): Add prototype arguments.
1702 (__bb_exit_func): Cast a sizeof to long when comparing against one.
1703 Cast a signed value to unsigned long when comparing against one.
1704 (new_eh_context): Wrap in _GTHREADS macro.
1705 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
1707 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
1708 (throw_helper): Initialize variables `handler_p' and `pc_p'.
1710 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1712 * combine.c (record_promoted_value): Remove unused variable
1715 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
1717 * global.c (record_conflicts): Likewise for `j'.
1719 * genoutput.c (output_insn_data): Don't unnecessarily cast away
1722 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1724 * i386-protos.h (output_387_binary_op, output_fix_trunc,
1725 output_fp_compare): Constify a char*.
1727 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
1729 (override_options, ix86_comp_type_attributes, print_operand,
1730 output_387_binary_op, output_fix_trunc, output_fp_compare):
1732 (ix86_sched_reorder): Mark parameter `clock_var' with
1735 * i386.h (DEBUG_PRINT_REG): Constify a char*.
1737 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
1739 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
1740 operand, for use in the Java front-end.
1742 1999-12-10 Ben Collins <bcollins@debian.org>
1744 * configure.in: Fix typo for "-64" in 64bit as check.
1745 * configure: Rebuilt.
1747 1999-12-10 Jakub Jelinek <jakub@redhat.com>
1749 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
1752 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1754 * c-parse.in (string): With -Wtraditional, warn if ANSI string
1755 concatenation is utilized.
1757 * invoke.texi (-Wtraditional): Document it.
1759 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1761 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
1762 Cast a ptrdiff_t to long and pass it to printf with %ld.
1764 1999-12-10 Geoff Keating <geoffk@cygnus.com>
1766 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
1767 68881, we have no 68881 registers at all.
1768 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
1769 value in a 68881 register if it is available.
1771 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
1773 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
1774 for long long multiply-accumulate.
1776 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
1778 * loop.c (insert_loop_mem): Undo last change.
1780 1999-12-10 David S. Miller <davem@redhat.com>
1782 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
1784 * config/sparc/sparc-protos.h: Add them.
1785 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
1786 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
1787 constraints which use those helpers.
1788 (EXTRA_CONSTRAINT): Use this new macro.
1789 * md.texi: Update sparc target constraints documentation.
1790 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
1791 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
1792 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
1793 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
1794 (movsf high/lo_sum split): Rework for new patterns.
1795 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
1797 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
1799 * c-common.c (c_common_nodes_and_builtins):
1800 Create __builtin_ptrdiff_t and __builtin_size_t.
1802 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
1804 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
1806 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1808 * regclass.c (globalize_reg): Re-instate test that allows
1809 fixed registers to be declared as a variable even after functions
1812 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1814 * i386.md (cpu attribute): Add "athlon".
1815 (athlon_decode): New attribute.
1816 (Athlon scheduling units definitions): New.
1817 (fcmp and shld patterns): Set athlon_decode to "vector".
1818 * i386.c (athlon_cost): New.
1820 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
1821 x86_use_sahf): Set for Athlon.
1822 (x86_use_fiop): Unset for Athlon.
1823 (override_options): Define Athlon alignments and "athlon" name.
1824 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
1825 * i386.h (TARGET_ATHLON): New.
1826 (enum processor_type): Add PROCESSOR_ATHLON.
1827 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
1829 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
1831 1999-12-09 Andreas Jaeger <aj@suse.de>
1833 * loop.c (record_biv): Declare parameter as int.
1835 * config/i386/i386-protos.h: Declare long_memory_operand.
1837 1999-12-09 Mark Mitchell <mark@codesourcery.com>
1839 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
1840 EXPR_WITH_FILE_LOCATION.
1842 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1844 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
1847 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
1849 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
1852 1999-12-09 Jakub Jelinek <jakub@redhat.com>
1854 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
1855 default on linux64 again.
1856 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
1857 models for multilibing.
1858 * genmultilib: Accept | as alternative separator within a set in
1861 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
1863 * calls.c (precompute_arguments): Make sure initial_value contains
1864 value pseudo which CSE expects.
1865 * cse.c (struct set): New entry orig_src.
1866 (cse_insn): Set it early on entry, use it for libcall EQUIV note
1869 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
1871 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
1873 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
1875 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
1877 1999-12-08 Jakub Jelinek <jakub@redhat.com>
1879 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
1880 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
1882 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
1885 * longlong.h: Merge in changes from glibc.
1886 Also don't clobber %g2 register in 32bit SPARC assembly, so that
1887 -mno-app-regs libgcc can be compiled.
1888 * libgcc2.c: Add defines so that the updated longlong.h
1889 can be used in libgcc2.a. Also, make sure on most architectures
1890 (at least on all which have optimized code in longlong.h defined
1891 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
1893 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1895 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
1896 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
1897 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
1899 * configure: Rebuilt.
1901 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
1903 * alpha.c (secondary_reload_class): For !BWX, sub-simode
1904 outputs require a register.
1906 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
1908 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
1909 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
1910 functions like dptoul will be resolved.
1911 (libgcc2.a): Make sure that the object files from DPBIT are named
1912 differently (prefix `_dp') from those that would be coming from
1915 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
1917 * configure.in: When target is sparc* and tm_file contains 64,
1918 test for 64bit support in assembler. If not supported, remove
1919 sparc/t-sol2-64 from target-dependent Makefile fragments.
1920 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
1921 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
1922 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
1923 * acconfig.h (AS_SPARC64_FLAG): Added.
1924 * configure, config.in: Rebuilt.
1925 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
1926 support. Use AS_SPARC64_FLAG.
1928 1999-12-07 Jakub Jelinek <jakub@redhat.com>
1930 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
1931 suitable for holding OFmode values so that gcc works with complex
1933 (hard_64bit_mode_classes): Likewise.
1935 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
1936 so that it is actually matched.
1937 (sethi_di_medlow): Likewise.
1939 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
1940 as legitimate constant if -mvis.
1941 * config/sparc/sparc.md (movtf): Likewise.
1942 (clear_sf): Use const_double_operand.
1943 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
1945 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
1946 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
1947 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
1948 routines, _Qp_* cannot be handled like that now.
1949 (INIT_TARGET_OPTABS): Likewise.
1950 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
1951 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
1952 sparc_emit_float_lib_cmp if ARCH64 and soft float.
1953 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
1954 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
1955 divtf3, sqrttf3): New expanders.
1956 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
1957 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
1958 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
1961 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
1962 * configure: Rebuilt.
1963 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
1964 -mcpu is given and we're doing 64bit compiles.
1966 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
1968 * loop.h (struct induction): Add multi_insn_incr.
1969 * loop.c (basic_induction_var): New multi_insn_incr argument.
1970 Set it if we search back through previous insns for the biv.
1971 (record_biv): New multi_insn_incr argument; fill in struct induction.
1972 (strength_reduce): Discard an iv with multiple bivs, any of
1973 which require multiple insns to increment.
1975 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1977 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
1980 1999-12-06 David S. Miller <davem@redhat.com>
1982 * combine.c (check_promoted_subreg): Do not conditionalize this upon
1983 PROMOTE_FUNCTION_RETURN.
1985 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
1987 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
1988 and handle REG_UNUSED note on insn.
1990 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
1991 inner_mask instead of mask.
1993 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
1995 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
1996 zero if there was an error.
1998 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2000 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
2003 * longlong.h: Fix clobbers in SPARC asm statements.
2005 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
2006 valid sethi operations when TARGET_ARCH64.
2008 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
2009 always use move_by_pieces to avoid infinite recursion.
2010 (restore_fixed_argument_area): Likewise.
2012 * combine.c (check_promoted_subreg, record_promoted_value): New
2014 (combine_instructions): Use them to retain nonzero and sign bit
2015 information after SUBREGs are eliminated by optimizations in
2016 this pass if PROMOTE_FUNCTION_RETURN.
2018 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
2019 .register declaration. Don't use variables with __ prefixes.
2021 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2023 * fold-const.c (optimize_bit_field_compare): Only use one mode
2024 for both RHS and LHS in non-constant case.
2026 1999-12-06 Nathan Sidwell <nathan@acm.org>
2028 * frame.c (start_fde_sort): Only allocate erratic array, if
2029 linear one was allocated. Return allocated flag.
2030 (fde_insert): Only insert, if there's a valid array.
2031 (fde_end_sort): Split, sort and merge if linear and erratic
2032 arrays exist, else just sort linear one.
2033 (search_fdes): New function. Linear search through original fde
2035 (frame_init): Permit multiple initializations. Cope with
2037 (find_fde): Fallback on linear search, if failed to sort array.
2038 (__deregister_frame_info): Only free sorted array, if we
2041 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2043 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
2045 1999-12-05 Jakub Jelinek <jakub@redhat.com>
2047 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
2049 1999-12-05 Mark Mitchell <mark@codesourcery.com>
2051 * tree.h (special_function_p): Declare.
2052 * calls.c (special_function_p): Make it global. Don't take `name'
2053 as a parameter. Fix typo in 1999-11-28 change.
2054 (expand_cal): Adjust.
2056 1999-12-04 Mark Mitchell <mark@codesourcery.com>
2058 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
2059 * tree.h (EXPR_WFL_FILENAME): Define in terms of
2060 EXPR_WFL_FILENAME_NODE.
2061 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
2063 * print-tree.c (print_note): Print TREE_PRIVATE and
2066 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
2067 the original die cannot be found.
2069 * varray.h (varray_head_tag): Add elements_used.
2070 (VARRAY_PUSH): New macro.
2071 (VARRAY_POP): Likewise.
2072 (VARRAY_TOP): Likewise.
2073 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
2075 * varray.c (varray_init): Initialize elements_used.
2076 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
2077 (INTEGRATE_H): New variable.
2078 (integrate.o): Depend on INTEGRATE_H.
2079 (unroll.o): Likewise.
2081 * function.h (insert_block_after_note): Declare.
2082 * function.c (insert_block_after_note): Split out from ...
2083 (retrofit_block): ... here.
2085 * stmt.c (expand_fixup): Fix typo in comment.
2087 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2089 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
2090 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
2091 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
2092 (regmove_optimize, fixup_match_1): Likewise.
2094 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2096 * flow.c (flow_loops_dump): Add missing argument when calling
2099 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
2100 Greg McGary <gkm@gnu.org>
2102 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
2103 (init_attributes): Add A_NO_LIMIT_STACK.
2104 (decl_attributes): Handle A_NO_LIMIT_STACK.
2105 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
2106 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
2107 Handle stack bounds checking.
2108 * flags.h (flag_stack_check): Use the word 'probe' rather than
2109 'check', because the flag doesn't actually cause any checking to
2111 * function.c (expand_function_start): Set
2112 current_function_limit_stack.
2113 * function.h (struct function): Add limit_stack.
2114 (current_function_limit_stack): Define.
2115 * invoke.texi (Code Gen Options): Document new options.
2116 * rtl.h: Declare stack_limit_rtx.
2117 * toplev.c (stack_limit_rtx): New variable.
2118 (decode_f_option): Handle new options -fstack-limit-register=REG,
2119 -fstack-limit-symbol=IDENT, -fno-stack-limit.
2120 (main): Add stack_limit_rtx as GC root.
2121 * tree.h (DECL_NO_LIMIT_STACK): New macro.
2122 (struct tree_decl): New member no_limit_stack.
2124 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
2126 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
2127 (conditional_trap+1): Get new mnemonic correct.
2128 (conditional_trap+2): New pattern for DImode traps.
2130 * config/m68k/m68k.c (output_function_prologue): Handle
2132 * config/m68k/m68k.md (trap): New insn.
2133 (conditional_trap): New insn.
2134 * md.texi (Standard Names): Document `trap' and
2136 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
2137 so a cc0 setter doesn't get emitted at some random place in the
2140 * config/i960/i960.md (trap): New insn.
2141 (conditional_trap): New expander.
2142 (conditional_trap+1, conditional_trap+2): New insns for signed
2144 * config/i960/i960.c (i960_function_prologue): Use
2145 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
2147 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
2148 Geoffrey Keating <geoffk@cygnus.com>
2150 * flags.h (warn_padded, warn_packed): Add global var decls.
2151 * toplev.c (warn_padded, warn_packed): Add global var defns.
2152 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
2153 * stor-layout.c (layout_record): Add local variable `type'
2154 to hold often-used TREE_TYPE (field). Add local variable
2155 `unpacked_align' to hold alignment that would be in force
2156 if no `packed' attribute were present. Warn if `packed' attribute
2157 is unnecessary, or even harmful. Warn when gcc inserts padding
2158 to satisfy alignment requirements of members. Use NULL_TREE
2159 when checking whether var_size is set.
2160 * invoke.texi: Document new flags.
2162 1999-12-03 Nathan Sidwell <nathan@acm.org>
2164 * frame.c (fde_split): Reimplement to avoid variable sized array.
2166 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2168 * combine.c (try_combine): Before fixing up LOG_LINKS for the
2169 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
2171 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
2173 * invoke.texi: Document the mips option -mno-crt0
2175 1999-12-02 Mike Karr <mkarr@mathworks.com>
2177 * cccp.c (argdata): Added free_ptr member.
2178 (macroexpand): Initialize free_ptr of each argument. When an
2179 argument's buffers are freed, if the argument's free_ptr corresponds
2180 to a buffer on the input stack, then return the free_ptr to that stack
2181 frame, otherwise, free it.
2182 (macarg): If an argument begins and ends on the same input stack level,
2183 then transfer the free_ptr of that buffer to the argument in case
2184 the stack is popped during the processing of a subsequent argument.
2186 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
2188 * loop.c (note_reg_stored): New function.
2189 (struct note_reg_stored_arg): New structure.
2190 (try_copy_prop): Change to be more conservative; only replace within
2191 one extended basic block and stop replacing if a store to the
2192 replacement reg is seen.
2194 1999-12-02 Nick Clifton <nickc@cygnus.com>
2196 * config/fp-bit.c: Initialise all fields of the NAN
2199 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
2202 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2204 * i386.md (extend?f?f2): Force the input into a register, not
2207 1999-12-01 Jakub Jelinek <jakub@redhat.com>
2209 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
2211 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
2212 alternative because setting up 64bit constant is usually costly,
2213 especially when reload is in progress or completed.
2214 (movdf_const_intreg_sp64): Likewise.
2215 (movdf_const_intreg split): Fix building up constants when
2216 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
2218 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
2220 * combine.c (if_then_else_cond): Use const_true_rtx instead of
2221 const1_rtx for return values in EQ/NE comparison against (const_int 0)
2224 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
2225 (asm_file_start): Emit .am33 into assembly file when compiling for
2227 (print_operand_address): Handle POST_INC addresses.
2228 (can_use_return_insn, initial_offset): Check AM33 registers too.
2229 (expand_prologue): Check & save AM33 registers too.
2230 (expand_epilogue): Similarly.
2231 (secondary_reload_class): Handle AM33 specific secondary reloads.
2232 (output_tst): Emit efficient code for the AM33 too.
2233 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
2234 (TARGET_SWITCHES): Add -mam33 switch.
2235 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
2236 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
2237 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
2238 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
2239 (enum reg_class, REG_CLASS_NAMES): Likewise.
2240 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
2241 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
2242 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
2243 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
2244 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
2245 (HAVE_POST_INCREMENT): Define.
2246 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
2247 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
2248 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
2249 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
2250 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
2251 (zero_extend to SI from QI/HI): Likewise.
2252 (sign_extend to SI from QI/HI): Likewise.
2253 (mulsidi3, umulsidi3): New patterns for the AM33.
2254 (tstsi with zero extension from QI/HI): Add AM33 variants.
2255 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
2256 (return_internal_regs, store_movm): Handle new AM33 registers.
2257 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
2258 (LIBGCC, INSTALL_LIBGCC): Likewise.
2259 * invoke.texi: Document new flags.
2261 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2263 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
2264 (addsi3_carry): Likewise.
2265 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
2266 (sbbsi3_carry): Likewise.
2267 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
2269 (test?i_1): Ensure that only one operand is memory.
2270 (conditional move patterns): likewise.
2271 (shift and rotate patterns): Rewrite to expander, add
2272 "binary_operator_ok" to the condition.
2274 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
2275 * i386.h (procesor_costs): Add movzbl_load field.
2276 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
2277 non-Q registers, accept DImode registers anywhere.
2279 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
2280 * i386.c (*_cost): Set value for movxbl_load field.
2282 * (addsi): New add to lea splitter.
2284 (lea to add/shift peep2): New.
2286 1999-12-01 Mark Salter <msalter@cygnus.com>
2288 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
2289 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
2290 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
2292 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2294 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
2295 * i386.md (movsi_xor): New.
2297 (movsi_1, movhi_1, movqi_1): Remove.
2298 (movsi_2): Rename to movsi_1.
2299 (movhi_2): Rename to movhi_1.
2300 (movqi_2): Rename to movqi_1.
2301 (movdi_1): Remove; remove splitter.
2302 (movdi_2): Rename to movdi_1.
2303 (divmodsi4 splitter): Do not emit clobbers for move patterns.
2304 (long move peep2): Do not create QI or HI mode mov0s
2305 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
2307 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
2310 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
2311 (abs?f2_if): Likewise.
2313 1999-11-30 Alex Samuel <samuel@codesourcery.com>
2315 * ggc.h (ggc_test_and_set_mark): New macro.
2316 (ggc_mark_rtx): Use ggc_test_and_set_mark.
2317 (ggc_mark_tree): Likewise.
2318 (ggc_mark_rtvec): Likewise.
2319 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
2321 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
2323 * dwarf2out.c (scope_die_for): Only handle types. Only search for
2325 (decl_scope_table): Just an array of trees now.
2326 (push_decl_scope): Simplify.
2327 (dwarf2out_init): Adjust.
2328 (local_scope_p): New fn.
2329 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
2330 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
2331 (gen_typedef_die): Likewise.
2332 (gen_lexical_block_die): Don't call push/pop_decl_scope.
2333 (gen_inlined_subroutine_die): Likewise.
2334 (gen_abstract_function): Set current_function_decl temporarily.
2335 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
2336 Handle block extern declarations. Don't call push/pop_decl_scope.
2337 (gen_decl_die): Fix logic for block externs.
2339 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2341 * calls.c (special_function_p): Remove `realloc' and add `strdup'
2342 to the list of functions which have attribute malloc by default.
2344 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2346 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
2347 integer constant does not match the traditional type, limit the
2348 warnings to cases where the base of the type is ten.
2350 * invoke.texi (-Wtraditional): Document it.
2352 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2354 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
2355 * rs6000.md: Only access a CONST_INT with INTVAL
2357 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
2359 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
2360 (compute_nearerout): Likewise.
2361 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
2362 size_t to unsigned long for formatting.
2364 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2366 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
2367 Allow the user to override call-used/fixed state of %g2-5
2368 registers from the command line (with the exception of %g4 for
2370 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
2371 there is a higher chance of having a leaf function.
2372 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
2373 for ARCH64 which has %ccr register.
2374 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
2376 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
2377 insn accept into delay slot any insn which does not use %[ol]
2378 registers. Accept some LO_SUM and shift left by 1 for the normal
2380 (output_function_epilogue): Likewise.
2381 (epilogue_renumber): Added argument which inhibits any renumbering
2382 and just tests if the rtx does not use any %[ol] registers.
2383 (output_return): Reflect above change.
2385 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2387 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
2388 aggregate passing for sizes <= 16 bytes.
2390 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
2392 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
2393 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
2394 * reload.c (find_dummy_reload): Likewise.
2395 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
2396 * reload1.c (reload_as_needed): Likewise.
2397 * stupid.c (stupid_find_reg): Likewise.
2398 * tm.texi (Obsolete Register Macros): Delete section.
2399 * gmicro.h: Remove all traces of the two macros.
2404 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
2406 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
2407 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
2408 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
2409 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
2410 units for the sparclite86x chip.
2411 (flush): Revert October 14th change; add SImode specifically.
2412 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
2413 * invoke.texi: Document it.
2415 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
2417 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
2418 psimode_truncation_operand.
2420 * config/mn10200/mn10200.c (psimode_truncation_operand): New
2421 function. Return true if the operand is either a MEM valid
2422 for a PSImode address or not a MEM at all.
2424 * config/mn10200/mn10200.md (truncsipsi2): Use
2425 psimode_truncation_operand.
2427 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2429 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
2430 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
2431 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
2432 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
2433 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
2434 (flow_loop_level_compute, low_loops_level_compute): Likewise.
2435 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
2436 * basic-block.h: Protect from multiple inclusion.
2437 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
2438 (struct loops, struct loop): Define structures.
2439 * sbitmap.c (sbitmap_a_subset_b_p): New function.
2440 * sbitmap.h: Protect from multiple inclusion.
2441 (sbitmap_a_subset_b_p): Add prototype.
2442 * Makefile.in (LOOP_H): New macro.
2443 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
2445 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
2447 * cppinit.c (CAT): The argument list of this macro may not contain
2450 1999-11-29 David S. Miller <davem@redhat.com>
2452 Move quantity tables and register equivalence chains into
2453 per-qty and per-register structure arrays respectively.
2454 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
2455 qty_const_insn, qty_comparison_code, qty_comparison_const,
2456 qty_comparison_qty): Delete, replace with...
2457 (qty_table): this structure table.
2458 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
2459 (reg_eqv_table): this structure table.
2460 (make_new_qty): Add argument MODE. Caller updated.
2461 Update to use qty_table and reg_eqv_table.
2462 (make_regs_eqv, delete_reg_equiv, insert_regs,
2463 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
2464 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
2465 cse_process_notes, cse_main, cse_basic_block): Likewise.
2467 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2469 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
2470 operation if C is negative.
2471 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
2472 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
2473 law for some divisions if constant is negative and change other
2474 divisions to the opposite rounding.
2476 * expr.c (store_constructor_field): If bit position is not multiple
2477 of alignment of TARGET's mode, use BLKmode.
2479 * expr.c (expand_expr_unaligned): Add more code from full case
2480 that is needed when OP0 is in a register.
2482 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2484 * dwarfout.c (field_byte_offset): Size can be zero if there was
2487 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
2489 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
2490 (associate_trees): Delete unused var TEM.
2491 (extract_muldiv): Delete unused var CANCEL_P.
2493 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
2494 (target_isinf, target_isnan, target_negative): Add return types to
2495 function definitions.
2497 1999-11-29 Bruce Korb <autogen@linuxbox.com>
2499 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
2500 * fixinc/hackshell.tpl: ditto
2501 * fixinc/fixtests.c(double_slash_test): more C++ header testing
2502 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
2504 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
2506 * reload.c (push_reload): When looking for a register to put into
2507 reg_rtx, make sure all hard regs in a multi-reg register are in the
2508 right class and nonfixed.
2510 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
2511 pending_read_insns, pending_write_insns, pending_read_mems,
2512 pending_write_mems, pending_list_length, last_pending_memory_flush,
2513 last_function_call, sched_before_next_call): Move static variables
2515 (bb_ prefixed versions): Replace with single array bb_deps.
2516 (struct deps): New structure.
2517 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
2518 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
2519 argument of type "struct deps *"; use that instead of global
2520 variables. All callers changed.
2521 (init_rgn_data_dependencies): Delete function.
2522 (init_rtx_vector): Delete function.
2523 (init_deps): New function.
2525 (free_pending_lists): Simplify, we always use the bb_deps array even
2526 if only one basic block.
2527 (compute_block_backward_dependences): Likewise.
2528 (schedule_region): Likewise.
2530 (propagate_deps): New function, broken out of
2531 compute_block_backward_dependences.
2532 (compute_block_backward_dependences): Use it.
2534 * alpha.md: Delete useless patterns that tried to work around
2535 register elimination problems.
2537 * unroll.c (loop_iterations): Don't abort if iteration variable
2540 From Joern Rennecke:
2541 * reload1.c (reloads_conflict): Reverse test comparing operand
2542 numbers when testing for conflict between output/outaddr reloads.
2544 1999-11-29 David S. Miller <davem@redhat.com>
2546 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
2548 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
2550 1999-11-28 Robert Lipe <robertl@cygnus.com>
2552 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
2553 table from .fini into .dtor.
2555 1999-11-28 Anthony Green <green@cygnus.com>
2557 * tree.h (struct tree_decl): Add malloc_flag.
2558 (DECL_IS_MALLOC): Define.
2559 * c-common.c (attrs): Add A_MALLOC attribute.
2560 (init_attributes): Add this attribute to the table.
2561 (decl_attributes): Handle malloc attribute.
2562 * calls.c (special_function_p): Check for the malloc attribute.
2563 * extend.texi (Function Attributes): Document malloc attribute.
2565 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
2567 * pa.md (reload shift-add patterns): Remove.
2569 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2571 * reorg.c (dbr_schedule) Print more statistics. Corrected
2572 problem when printing info when 3 delay slots are filled.
2574 1999-11-28 Jakub Jelinek <jakub@redhat.com>
2576 * combine.c (setup_incoming_promotions): Pass an outgoing
2577 regno to FUNCTION_ARG_REGNO_P which it expects.
2579 1999-11-28 Andreas Jaeger <aj@suse.de>
2581 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
2583 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
2585 * cccp.c (do_include): Avoid initialization of automatic variable.
2587 * integrate.c (mark_stores): Function definition made void, to match
2588 previous declaration.
2589 * regclass.c (dump_regclass): Ditto.
2590 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
2592 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2594 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
2595 known to be multiple of divisor.
2597 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
2599 * combine.c (try_combine): Add code to try to merge a set of a
2600 two-word pseudo to a constant with a setting of one of those words
2603 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
2604 (split_tree): Completely rework to make more general.
2605 (make_range, fold): Call negate_expr.
2606 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
2607 (fold, associate): Call new split_tree and associate_trees.
2608 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
2610 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
2612 * loop.c (try_copy_prop): Avoid GNU C extension.
2614 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2616 * except.c (init_eh_for_function): Still zero eh_return_context,
2617 eh_return_stack_adjust, and eh_return_handler.
2619 * except.h (eh_status): Adjust documentation for x_protect_list.
2620 (begin_protect_partials): New function.
2621 * except.c (enqueue_eh_entry): Fix formatting.
2622 (get_first_handler): Add consistency check.
2623 (add_partial_entry): Adjust usage of protect_list.
2624 (emit_cleanup_handler): Save and restore ehqueue.
2625 (expand_start_all_catch): Add comment.
2626 (begin_protect_partials): New function.
2627 (end_protect_partials): Adjust usage of protect_list.
2628 (init_eh_for_function): Use xcalloc.
2630 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2632 * c-common.c (check_format_info): Don't call a variadic function
2633 with a non-literal format string.
2635 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
2637 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
2638 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
2641 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
2644 * collect2.c (collect_wait): Likewise.
2646 * dbxout.c (dbxout_type): Likewise.
2648 * gcc.c (do_spec_1): Likewise.
2650 * genemit.c (gen_insn, gen_expand): Likewise.
2652 * genrecog.c (write_switch, write_subroutine): Likewise.
2654 * mips-tfile.c (catch_signal, botch): Likewise.
2656 * print-rtl.c (print_rtx): Likewise.
2658 * toplev.c (default_print_error_function, report_error_function,
2659 _fatal_insn): Likewise.
2661 1999-11-25 Mark Mitchell <mark@codesourcery.com>
2663 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
2665 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2667 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
2668 operations when needed.
2669 * i386.md (fop_?f_comm): New.
2670 (fop_?f_1): Do not accept commutative operands.
2672 1999-11-25 Andreas Jaeger <aj@suse.de>
2674 * config/mips/mips.md (casesi_internal): Add missing brace.
2676 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
2678 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
2679 (splice_child_die): Handle moving a child DIE from the declaration
2680 DIE of a class to its specification.
2681 (gen_struct_or_union_type_die): Use 'complete' consistently.
2682 (gen_decl_die): Generate the virtual context DIE first.
2683 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
2685 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
2687 * config/mips/mips.md (call_value_multiple_interanal1): New.
2689 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
2691 * dwarf2out.c (free_AT, free_die): New fns.
2692 (remove_children): Call them.
2693 (output_line_info): Disable removal of duplicate notes.
2695 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
2696 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
2697 means pretend the type isn't defined.
2698 Don't defer emitting types.
2699 (gen_type_die_for_member): New fn.
2700 (gen_decl_die): Call it.
2701 (splice_child_die): New fn.
2702 (gen_member_die): Call it rather than generate duplicate dies.
2704 Defer emitting information for the abstract instance of an inline
2705 until we either inline it or emit an out-of-line copy.
2706 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
2707 from output_inline_function if DECL_ABSTRACT is also set.
2708 (block_ultimate_origin): Likewise.
2709 (gen_abstract_function): New fn.
2710 (gen_decl_die, gen_inlined_subroutine_die): Call it.
2711 (gen_subprogram_die): An abstract instance is not a declaration
2712 just because it doesn't match current_function_decl. Don't abort
2713 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
2714 has an abstract origin.
2715 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
2716 abstract instance here.
2718 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
2720 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
2721 where we need to reload fpul from a system register.
2723 1999-11-24 Andreas Jaeger <aj@suse.de>
2725 * config/mips/linux.h (CPP_PREDEFINES): Added.
2726 (LINK_SPEC): Remove -Y since this is only needed on sparc.
2728 1999-11-24 Andreas Jaeger <aj@suse.de>
2730 * config/mips/linux.h (TARGET_VERSION): Added.
2731 (HANDLE_SYSV_PRAGMA): Added.
2732 (DEFAULT_VTABLE_THUNKS): Added.
2734 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2736 * local-alloc.c (qty): New structure and static variable.
2737 (qty_phys_reg): Remove, all references changed to qty.
2738 (qty_n_refs): Likewise.
2739 (qty_min_class): Likewise.
2740 (qty_birth): Likewise.
2741 (qty_death): Likewise.
2742 (qty_size): Likewise.
2743 (qty_mode): Likewise.
2744 (qty_n_calls_crossed): Likewise.
2745 (qty_alternate_class): Likewise.
2746 (qty_changes_size): Likewise.
2747 (qty_first_reg): Likewise.
2748 (alloc_qty): Rename variable QTY to QTYNO.
2749 (finf_free_reg): Likewise.
2750 (local_alloc): Allocate qty, do not allocate the removed variables.
2752 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
2754 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
2755 when -membedded-pic is passed.
2757 * config/mips/mips.md (casesi): Handle 64-bit case too.
2758 (casesi_internal_di): New insn.
2760 * config/mips/mips.c (embedded_pic_offset): Always make the
2761 embedded-pic subtractions relative to the name of the current
2762 function by use of the magic string "..CURRENT_FUNCTION".
2763 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
2765 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
2767 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
2768 of (const_int 0), when what we really care about is
2769 whether it's a zero constant anyway.
2770 (div_trap_mips16): Likewise.
2772 1999-11-23 Mark Mitchell <mark@codesourcery.com>
2774 * loop.c (loop_optimize): Always find_loop_tree_blocks and
2775 unroll_block_trees when generating debuggable code.
2777 * tree.h (unsave_expr_1): New function.
2778 (lang_unsave): New variable.
2779 (get_callee_fndecl): New function.
2780 * tree.c (unsave_expr_now_r): New function.
2781 (lang_unsave): Define.
2782 (unsave_expr_1): Likewise.
2783 (unsave_expr_now_r): Split out from unsave_expr_now.
2784 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
2785 call unsave_expr_now_r.
2786 (get_callee_fndecl): Define.
2788 * Makefile.in (gencheck): Don't depend on lang_tree_files.
2789 (gencheck.o): Do depend on lang_tree_files.
2791 * integrate.h (copy_decl_for_inlining): New declaration.
2792 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
2793 (copy_decl_for_inlining): New function.
2794 (integrate_parm_decls): Use it.
2795 (integrate_decl_tree): Likewise.
2797 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
2799 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
2800 the second two from the first.
2801 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
2802 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
2803 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2805 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
2806 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
2809 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
2811 * pa.md (call_internal_symref, call_value_internal_symref): No mode
2812 needed on the address operand.
2813 * pa.c (call_operand_address): Check for the correct mode.
2815 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
2817 * loop.c: Include "basic-block.h".
2818 (try_copy_prop, replace_loop_reg): New functions.
2819 (load_mems): Detect registers that just hold copies of the hoisted
2820 mem, and call try_copy_prop to eliminate them.
2821 * Makefile.in (loop.o): Update dependencies.
2823 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
2825 * Makefile.in (gencheck.o): Depend on gencheck.h.
2826 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
2827 (insn-peep.o): Depend on except.h and function.h.
2828 (insn-attrtab.o): Depend on RECOG_H.
2829 (insn-output.o): Depend on toplev.h and flags.h.
2830 (gengenrtl.o): Depend on real.h.
2831 (gen-protos.o): Depend on cpplib.h and cpphash.h.
2832 Unify all dependencies to be on RECOG_H rather than recog.h.
2834 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2836 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
2837 * configure.in: Try building a bi-arch 32/64-bit compiler on
2838 sparc-*-solaris2.7 and higher.
2839 * configure: Rebuild.
2841 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
2843 * config/freebsd.h: New, FreeBSD architecture independent file.
2844 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
2846 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
2847 directly by i386/freebsd.h.
2848 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
2849 independent configuration file.
2850 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
2851 directly by i386/freebsd.h.
2852 * configure: Rebuilt.
2854 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
2855 which is in the user's namespace.
2856 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
2857 `i386' which is not in our namespace.
2859 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
2861 * invoke.texi (ARM Options): Add in -mno-alignment-traps
2863 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2865 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
2866 (add_dwarf_attr, add_child_die): Just push onto the front.
2867 (reverse_die_lists): New fn.
2868 (add_sibling_attributes): Use it.
2869 (push_decl_scope): Reorganize.
2870 (add_name_and_src_coords_attributes): Don't set file and line for
2872 (gen_subprogram_die): An artificial function doesn't need to match
2874 (gen_compile_unit_die): Return the generated die. Only add
2875 AT_comp_dir if the filename is relative.
2876 (remove_AT): Simplify loop. Also free string values.
2877 (output_die): A DIE ref can't be null.
2878 (output_value_format, value_format): Take a dw_attr_ref.
2879 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
2880 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2881 AT_addr, AT_lbl): New fns.
2882 (various): Use them.
2883 (various): Constify.
2885 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2887 * combine.c (combine_simplify_rtx): When handling a SUBREG,
2888 take SUBREG_WORD into account.
2889 (if_then_else_cond): Likewise.
2891 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
2893 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
2894 clause from BSD license, pursuant with
2896 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
2898 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
2900 * loop.c (load_mems): Reformat slightly.
2901 * basic-block.h (regset_head): New typedef.
2902 (INIT_REG_SET): New macro.
2904 1999-11-22 Bruce Korb <autogen@linuxbox.com
2906 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
2907 (mips-dec-bsd*): non-functional code
2908 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
2910 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
2911 added three replacement fixes
2912 (no_double_slash): removed comments that are not (any longer) pertinent
2913 (bad_lval): this fix currently runs against many files.
2914 The comment seems to indicate that we should select for files
2915 containing 'pragma extern_prefix'.
2917 * fixinc/fixinc.x86-linux-gnu: deleted
2918 * fixinc/inclhack.sh: regen
2919 * fixinc/fixincl.x: regen
2920 * fixinc/fixincl.sh: regen
2922 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
2924 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
2925 its code is INSN and it has no notes.
2927 1999-11-22 Andrew Haley <aph@cygnus.com>
2929 * varasm.c (function_defined): Remove.
2930 (make_function_rtl): Don't set function_defined.
2931 (make_decl_rtl): Remove global register warning.
2932 * regclass.c (no_global_reg_vars): New variable.
2933 (globalize_reg): Warn if function has already been defined.
2934 (regclass_init): Set no_global_reg_vars.
2936 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2938 * regclass.c (reg_pref): New structure and static variable
2939 (prefclass): Delete.
2941 (all uses of prefclass and altclass): Use reg_pref instead.
2943 1999-11-21 Nick Clifton <nickc@cygnus.com>
2945 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
2947 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
2948 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2949 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
2951 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
2953 * varasm.c (output_constructor): Solve problem with long long
2954 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
2956 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2958 * global.c (allocno): New structure and static variable.
2959 (allocno_reg): Remove, all references replaced by allocno.
2960 (allocno_size): Likewise.
2961 (hard_reg_conflicts): Likewise.
2962 (hard_reg_preferences): Likewise.
2963 (hard_reg_copy_preferences): Likewise.
2964 (hard_reg_full_preferences): Likewise.
2965 (regs_someone_prefers): Likewise.
2966 (allocno_calls_crossed): Likewise.
2967 (allocno_n_refs): Likewise.
2968 (allocno_live_length): Likewise.
2969 (find_reg): Rename ALLOCNO to NUM.
2971 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
2973 (may_move_out_cost): New variable.
2974 (init_reg_sets_1): Initialize may_move_out_cost.
2975 (record_reg_classes): Use may_move_out_cost.
2977 * regclass.c (dump_regclass): New function.
2978 (regclass): New parameter DUMP, call DUMP_REGCLASS.
2979 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
2980 pass rtl_dump_file to regclass.
2981 * rtl.h (regclass): Update prototype.
2983 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2985 * i386.md (neg, not and abs patterns): Revmap to use
2986 ix86_expand_unary_operator and ix86_unary_operator_ok.
2987 (add?f and sub?f expanders): Force operand 1 to register.
2988 * i386.c (ix86_expand_unary_operator): Rewrite.
2989 (ix86_unary_operator_ok): Ensure that memory operands
2991 (ix86_binary_operator_ok): Do not allow operand 1 to
2992 come into memory and operand 0 not.
2993 (ix86_expand_binary_operator): Ensure that
2994 src1 is not non-matching memory.
2996 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
2997 to support integer registers and memory.
2998 (abss?2_integer): Likewise.
3000 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
3001 (REG_CLASS_NAMES): Likewise.
3002 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
3004 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
3005 (movsf): Likewise; unify 4th and 5th alternative.
3007 (movdf_1): Likewise; rename to movdf_integer.
3008 (pushxf): Likewise; rename to pushxf_integer; fix output template;
3009 remove redundant splitter.
3010 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
3011 (movdf_nointeger): New.
3012 (movxf_nointeger): New.
3013 (pushxf_nointeger): New.
3015 * i386.md (extend?f?f): Split to expander and pattern, refuse two
3016 memory operands in patterns.
3017 (fop*): Refuse two memory operands.
3019 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
3020 on !TARGET_USE_CLTD CPUs.
3022 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
3024 * extend.texi: Document C++ restricted pointers and references.
3026 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
3028 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
3029 (invalidate_skipped_set): Call it unconditionally.
3030 (cse_set_around_loop): Likewise.
3032 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3034 * rtl.texi (mem): Add documentation for alias-set argument
3037 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3039 * i386.h (struct_processor_costs): New fields int_load, int_store,
3040 fp_move, fp_load and fp_store
3041 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
3043 (MEMORY_MOVE_COST): New macro.
3044 * i386.c (386_cost): Define new fields.
3045 (i486_cost): Likewise.
3046 (pentium_cost): Likewise.
3047 (pentiumpro_cost): Likewise.
3048 (k6_cost): Likewise.
3050 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
3051 Geoffrey Keating <geoffk@cygnus.com>
3053 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
3055 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
3058 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
3059 (TARGET_STRICT_ALIGNMENT): New macro.
3060 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
3061 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
3062 * invoke.texi (M680x0 Options): Document -mstrict-align.
3064 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
3065 Richard Henderson <rth@cygnus.com>
3067 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
3068 (ix86_split_long_move): Declare.
3069 * i386.c (split_xf, ix86_split_movdi): Remove.
3070 (ix86_split_to_parts, ix86_split_long_move): New.
3071 * i386.md (dimode move splitters): Use ix86_split_long_move.
3072 (dfmode move splitters): Likewise.
3073 (xfmode move splitters): Likewise.
3074 (movsf_1): Allow F->r.
3075 (movdf_1, movxf_1): Allow F->ro.
3077 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3079 * except.h (struct eh_entry): Add goto_entry_p.
3080 (eh_region_from_symbol): Remove prototype.
3081 * except.c (find_func_region_from_symbol): New function.
3082 (emit_cleanup_handler): Likewise.
3083 (eh_region_from_symbol): Make it static.
3084 (add_new_handler): Verify the argument.
3085 (find_func_region): Update comment.
3086 (expand_eh_region_end): Expand handlers here, rater than waiting
3087 until expand_leftover_cleanups or start_all_catch.
3088 (expand_leftover_cleanups): Don't expand here.
3089 (expand_start_all_catch): Or here.
3090 (expand_rethrow): Check the return value from find_func_region.
3091 * function.c (expand_function_end): Emit the catch_clauses.
3093 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
3095 * integrate.c (expand_inline_function): Add necessary check for NULL.
3097 1999-11-18 Nick Clifton <nickc@cygnus.com>
3099 * toplev.c (main): Correctly detect an unrecognised option.
3101 * cppinit.c (cpp_handle_option): Do not claim to have consumed
3102 a -f option if it has not been recognised.
3104 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
3106 * basic-block.h (update_life_extent): Remove trailing comma on
3107 enumeration type list.
3109 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3111 * varasm.c (output_constructor) Solved problem with long long
3112 bitfields. Corrected calculating this_time and shift. Also
3113 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
3115 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
3117 * flow.c (split_edge): Take looping structure into account when
3118 determining where to put the new block note.
3120 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
3122 * Makefile.in (ggc-none.o): Provide host specific version if
3125 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
3127 * cse.c (delete_trivially_dead_insns): Identify no-op insns
3128 containing subregs too.
3130 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3132 * invoke.texi: Add documentation for -muninit-const-in-rodata.
3133 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
3134 (TARGET_UNINIT_CONST_IN_RODATA): Define.
3135 (text_section): Add switches -munint-const-in-rodata and
3136 -mno-uninit-const-in-rodata.
3137 (ASM_OUTPUT_COMMON): Remove.
3138 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
3139 const objects should be placed in read-only data. Otherwise declare
3142 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
3144 * jump.c (jump_optimize_1): Revert last change.
3146 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
3148 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
3149 test if optimizing for size.
3151 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3153 * Makefile.in (toplev.o): Depend on except.h.
3154 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
3156 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3158 * i386.md (divmodsi4): Rewrite to expander.
3159 (*divmodsi4_nocltd): New.
3160 (*divmodsi4_cltd): New.
3161 (divmodsi4 splitter): Handle the case when input comes in edx.
3162 (udivmodhi4): Do not use constraints in exander.
3163 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
3165 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
3167 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
3168 for the common case.
3170 1999-11-16 Jakub Jelinek <jakub@redhat.com>
3172 * explow.c (hard_function_value): Add outgoing argument.
3173 * expr.h (hard_function_value): Declare it.
3174 * calls.c (expand_call, emit_library_call_value): Update callers.
3175 * function.c (aggregate_value_p): Ditto.
3176 (diddle_return_value): Must look at the outgoing registers
3177 on archs with register windows.
3179 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
3181 * alpha.c (alpha_build_va_list): Use make_lang_type and
3182 initialize TYPE_NAME for the va_list record.
3184 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
3186 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
3188 * ggc.h (struct ggc_statistics): Rearrange elements for better
3189 packing on 64-bit hosts.
3190 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
3191 (compute_nearerout): Likewise.
3193 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
3195 * config/rs6000/rs6000.c (first_reg_to_save): Save
3196 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
3198 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
3200 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
3201 notion of nesting to find the DIE for a type or function.
3202 DIEs can go in limbo even if we got a context_die.
3203 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
3204 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
3206 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
3207 (gen_type_die): Writing out the context doesn't cause member class
3208 template instantiations to be written out as well.
3210 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
3212 * rs6000.h (ASM_OUTPUT_DEF): New.
3213 Based on proposed addition from David Edelsohn.
3215 1999-11-15 Robert Lipe <RobertLipe@usa.net>
3216 Bruce Korb <autogen@linuxbox.com>
3218 * fixinc/inclhack.def
3219 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
3220 (unixware7_byteorder_fix): added. Removes conflicts for new defs
3222 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
3223 (svr4_endian): enabled with SVR5
3224 (svr4_mkdev): simplified syntax and enabled with SVR5
3226 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
3228 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
3229 * configure: Rebuilt.
3230 * config/t-freebsd-thread: New file.
3232 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
3234 * i386.c (ix86_decompose_address): Verify the base is a REG
3235 before trying to examine its register number.
3237 * basic-block.h: Remove all #defines and prototypes related to
3239 (free_bb_mem, compute_preds_succs): Remove prototype.
3240 * rtl.h (free_bb_mem): Remove prototype.
3241 * flow.c (alloc_int_list_node); Remove function.
3242 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
3243 (compute_preds_succs, free_bb_mem): Likewise.
3244 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
3245 * toplev.c (rest_of_compilation): Likewise.
3246 * haifa-sched.c (build_control_flow): Use flow generated edge
3247 list to build the haifa specific edge list.
3248 (find_rgns): Use new CFG data structures instead of pred/succ lists.
3249 (schedule_insns): Do not build pred/succ lists anymore. Instead
3250 build the edge table.
3252 * basic-block.h (dump_bb_data): Remove declaration.
3253 * flow.c (dump_bb_data): Remove function.
3254 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
3255 (sbitmap_union_of_predsucc): Likewise.
3257 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
3258 argument. All callers changed.
3259 (delete_null_pointer_checks_1): No longer need to compute the
3262 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
3263 All callers changed.
3264 (pre_expr_reaches_here_p_work): Likewise.
3265 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
3266 * lcm.c (compute_laterin): Fix initialization of LATER.
3267 (compute_nearerout): Similarly for NEARER.
3269 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3271 * cse.c (set_nonvarying_address_components): Delete unused function.
3272 (refers_to_p): Likewise.
3274 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
3276 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
3279 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3281 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
3282 definition in do while (0).
3284 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
3286 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
3288 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
3290 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
3292 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
3294 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
3295 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
3296 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
3297 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
3299 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
3300 saved on the stack. Output more accurate stack frame statistics
3301 into assembler file.
3303 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
3305 * genextract.c (record_insn_name): New function.
3306 (get_insn_name): No longer a stub.
3307 (main): Call record_insn_name for each insn. After each label
3308 written, print the insn name in a comment.
3310 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3312 * output.h (const_section, init_section, fini_section): Add
3315 * alpha/elf.h (const_section): Delete declaration.
3317 * svr4.h (const_section): Likewise.
3319 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
3321 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
3322 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
3323 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
3325 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
3326 variable-sized array bounds.
3328 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
3330 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
3333 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3335 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
3336 addresses the same way GO_IF_LEGITIMATE_INDEX does.
3338 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3340 * cse.c (hash_arg_in_struct): Delete.
3341 (struct table_elt): Delete elt in_struct.
3342 (struct set): Delete elt src_in_struct.
3343 (merge_equiv_classes): Don't set either hash_arg_in_struct or
3344 the corresponding in_struct elts.
3345 (canon_hash): Likewise.
3346 (safe_hash): Likewise.
3347 (find_best_addr): Likewise.
3348 (record_jump_cond): Likewise.
3349 (cse_insn): Likewise.
3351 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
3353 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
3355 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
3358 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
3360 * function.c (diddle_return_value): Put back check that the DECL_RTL
3361 for the function is a register.
3363 * function.c (diddle_return_value): Use hard_function_value to
3364 get an rtx suitable for use in the USE/CLOBBER insn.
3366 * global.c (global_conflicts): Update comments.
3367 (record_conflicts): No need to record conflicts between pseudos here.
3369 1999-11-11 Bruce Korb <autogen@linuxbox.com>
3371 * fixinc/fixincl.c: Added verbose levels for status messages
3373 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3375 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
3376 operand as argument to expand_and or expand_binop.
3378 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
3380 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
3381 gcc_add_string_root.
3383 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
3385 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
3387 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
3389 * flow.c (compute_flow_dominators): Initially put all blocks on
3391 * lcm.c (compute_antinout_edge, compute_available): Similarly.
3392 * gcse.c (compute_cprop_avinout): Remove.
3393 (compute_cprop_data): Use compute_available.
3394 (delete_null_pointer_checks_1): Use compute_available.
3396 * basic-block.h (compute_available): Returns a void now.
3397 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
3398 to return a value anymore.
3399 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
3400 worklists. Fix boundary cases. Compute maximal solutions.
3401 (compute_laterin, compute_nearerout): Similarly.
3403 * dwarf2out.c (add_AT_location_description): Allow
3404 (mem (plus (pseudo) (...)) too.
3406 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
3408 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
3410 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
3411 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
3415 * gansidecl.h: Likewise.
3421 * toplev.h: Likewise.
3427 * varray.c: Likewise.
3429 * varray.h: Likewise.
3431 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
3433 * gcov.c (struct arcdata): Add hits and total, remove prob.
3434 (output_branch_counts): New.
3435 (process_args): Set output_branch_counts if -c.
3436 (calculate_branch_probs): Store hits and total instead of
3438 (output_data): Emit counts if output_branch_counts is true.
3439 * gcov.texi (Invoking Gcov): Document -c switch..
3441 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
3443 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
3444 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
3446 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
3448 * invoke.texi (C Dialect Options): Add missing builtins from
3450 * extend.texi (Other Builtins): Copy to this list.
3452 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3454 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
3455 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
3458 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
3460 * flow.c (compute_flow_dominators): No longer treat basic block 0
3461 or (n_basic_blocks - 1) specially. Clear the AUX field before
3462 starting computation of doms/pdoms. Fix initial state for pdoms.
3464 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3466 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
3467 match rtl.o's: added ggc.h and toplev.h
3468 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
3469 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
3470 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
3472 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
3474 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
3475 from HAVE_DOS_BASED_FILESYSTEM.
3476 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
3477 HAVE_DOS_BASED_FILESYSTEM.
3479 (split_directories): Only special-case DOS file names if
3480 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
3481 instead of explicit tests. Conditionalize on !VMS.
3482 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
3483 tests. Conditionalize on !VMS.
3484 (process_command): Only use make_relative_prefix if !VMS.
3485 (free_split_directories): Conditionalize on !VMS.
3486 (DIR_UP): Conditionalize on !VMS.
3488 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
3490 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
3492 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
3494 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
3497 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
3499 * invoke.texi (Environment Variables): Document relative path
3501 * gcc.c (DIR_UP): If not defined, define as "..".
3502 (standard_bindir_prefix): New static, holds target location to
3504 (split_directories): New function to split a filename into
3505 component directories.
3506 (free_split_directories): New function, release memory allocated
3507 by split_directories.
3508 (make_relative_prefix): New function, make a relative pathname if
3509 the compiler is not in the expected location.
3510 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
3511 can figure out an appropriate prefix from argv[0].
3512 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
3513 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
3514 STANDARD_BINDIR_PREFIX.
3516 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3518 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
3520 * config/c4x/c4x.h: Moved prototypes to c4x.h.
3521 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
3522 c4x_secondary_memory_needed) Delete.
3523 (fp_zero_operand): Add mode argument.
3525 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
3527 * reload1.c (reload_reg_free_for_value_p): Don't use a register
3528 that is in reload_reg_used.
3530 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
3532 * config/arm/arm-protos.h: New file: Prototypes for functions
3533 defined in arm.c and pe.c.
3534 * config/arm/arm.h: Fix compile time warnings.
3535 * config/arm/arm.c: Fix compile time warnings.
3536 * config/arm/pe.h: Fix compile time warnings.
3537 * config/arm/aout.h: Fix compile time warnings.
3539 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
3541 * config/m32r/m32r-protos.h: New file: Prototypes for functions
3544 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
3545 Add support for subtargets.
3546 Add prototypes for new predicates.
3547 Add scheduling macros.
3549 * config/m32r/m32r.c: Fix compile time warnings.
3550 (int8_operand): New predicate function.
3551 (reg_or_cmp_int16_operand): New predicate function.
3552 (extend_operand): New predicate function.
3553 (m32r_adjust_code): New scheduling function.
3554 (m32r_adjust_priorty): New scheduling function.
3555 (m32r_sched_init): New scheduling function.
3556 (m32r_sched_reorder): New scheduling function.
3557 (m32r_sched_variable_issue): New scheduling function.
3558 (direct_return): New codegen function.
3559 (m32r_not_same_reg): New rtl testsing function.
3561 * config/m32r/m32r.md: Fix compile time warnings.
3562 Add support for pre decrement and post increment memory
3567 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3569 * global.c (EXECUTE_IF_CONFLICT): Don't define.
3570 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
3571 (find_reg): Likewise.
3573 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
3575 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
3576 to avoid assembler errors.
3578 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
3580 * config/v850/v850-protos.h: New file: Prototypes for functions
3582 * config/v850/v850.h: Move prototypes to v850-protos.h
3583 * config/v850/v850.c: Move prototypes to v850-protos.h
3584 * config/v850/v850.md: Fix compile time warnings.
3586 * config/fr30/fr30-protos.h: New file: Prototypes for functions
3588 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
3589 * config/fr30/fr30.c: Fix compile time warnings.
3590 * config/fr30/fr30.md: Fix compile time warnings.
3592 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
3594 * tree.h (get_containing_scope): Declare it.
3595 * tree.c (get_containing_scope): New fucntion.
3596 (decl_function_context): Use it.
3597 * toplev.c (rest_of_compilation): Use get_containing_scope.
3599 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3601 * Makefile.in (rtl.o): Depend on toplev.h.
3603 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
3605 * cse.c (delete_trivially_dead_insns): Replace alloca with
3607 * except.c (update_rethrow_references): Likewise.
3608 (init_eh_nesting_info): Likewise.
3609 * function.c (identify_blocks): Likewise.
3610 * gcse.c (dump_hash_table): Likewise.
3611 * graph.c (print_rtl_graph_with_bb): Likewise.
3612 * loop.c (combine_movables): Likewise.
3613 (move_movables): Likewise.
3614 (count_loop_regs_set): Likewise.
3615 (strength_reduce): Likewise.
3616 * profile.c (compute_branch_probabilities): New function, split
3618 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
3619 * regclass.c (regclass): Likewise.
3620 * regmove.c (regmove_optimize): Likewise.
3621 * toplev.c (compile_file): Likewise.
3622 (main): Don't mess with the stack rlimit.
3624 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
3626 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
3627 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
3629 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
3631 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
3633 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
3635 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
3636 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
3639 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
3641 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
3643 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
3645 * gcse.c (post_dominators): Kill.
3646 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
3647 (compute_code_hoist_data): Use compute_flow_dominators. Do not
3648 pass in a pdom array since we do not need pdoms.
3649 * haifa-sched.c (schedule_insns): Similarly.
3650 * flow.c (compute_dominators): Remove dead function.
3651 (compute_flow_dominators): Do not compute doms or pdoms if the
3652 caller does not request them. Split up loop to build doms and
3653 pdoms. Use a worklist to compute doms and pdoms.
3654 * basic-block.h (compute_dominators): Remove prototype.
3656 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
3658 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
3659 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
3660 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
3661 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
3662 (cant_move, fed_by_spec_load, is_load_insn): Remove.
3663 (schedule_region): Remove unused variable.
3664 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
3666 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
3668 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
3669 (update_equiv_regs): Likewise.
3670 (block_alloc): Likewise.
3671 * reg-stack.c (reg_to_stack): Likewise.
3672 (convert_regs_2): Likewise.
3673 * reload1.c (reload_as_needed): Likewise.
3675 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
3677 * Makefile.in (dbxout.o): Depend on ggc.h.
3678 (dwarf2out.o): Likewise.
3679 (xcoffout.o): Likewise.
3680 * dbxout.c: Include ggc.h.
3681 (dbxout_init): Register lastfile as a root.
3682 * dwarf2out.c: Include ggc.h.
3683 (dwarf2out_line): Register lastfile as a root.
3684 * xcoffout.c: Include ggc.h.
3685 (xcoffout_source_line): Register xcoff_lastfile as a root.
3687 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
3689 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
3691 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
3693 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
3695 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3697 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3699 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
3700 (EXECUTE_IF_CONFLICT): Likewise.
3701 (ALLOCNO_LIVE_P): Avoid signed division.
3702 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
3703 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
3704 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
3706 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
3708 * haifa-sched.c (schedule_block): Don't crash if there's no
3709 next insn for an interblock movement.
3710 (add_branch_dependences): Don't allow clobber insns to move either.
3712 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
3714 * i386.c (split_xf): New.
3715 * i386-protos.h: Declare it.
3716 * i386.md (movxf_1): Add general regs alternatives.
3717 (movxf_1+1): New splitter for same.
3719 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
3721 * function.c (purge_addressof_1): Add missing return values.
3723 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
3725 * function.c (is_addressof): New function. Returns true if
3726 the given piece of RTL is an ADDRESSOF.
3727 (purge_addressof_1): Make boolean. Return false if the
3728 ADDRESSOFs could not be purged.
3729 (purge_addressof): If ADDRESSOFs could not be purged from the
3730 notes attached to an insn, remove the offending note(s),
3731 unless they are attached to a libcall.
3733 1999-11-05 Andreas Jaeger <aj@suse.de>
3735 * genoutput.c (null_operand =): Initialize all fields.
3737 * errors.h: Add extern to prototypes.
3739 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
3741 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
3742 * configure: Rebuilt.
3744 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3746 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
3747 (mirror_conflicts): New function.
3748 (global_alloc): Call it.
3749 (expand_preferences): Remove redundant CONFLICTP test.
3750 (find_reg, dump_conflicts): Likewise.
3751 (prune_preferences): Process conflicts one word at a time.
3753 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
3755 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
3756 instead of an explicit loop.
3758 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
3760 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
3761 if REG_RETVAL check succeeds, then put classp in src_elt.
3763 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
3765 * function.c (pad_to_arg_alignment): Only update argument_pad
3766 if the argument's alignment is greater than STACK_BOUNDARY.
3768 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
3770 * bitmap.h (BITMAP_XFREE): New.
3771 * flow.c (life_analysis): Use it.
3772 (life_analysis_1): Free blocks.
3774 * combine.c (undo_commit): New.
3775 (try_combine): Use it. Don't zap undobuf.undos.
3776 (combine_instructions): Don't zap undobuf.undos; free the
3779 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
3781 * stmt.c (cost_table_): New.
3782 (estimate_case_costs): Use it instead of xmalloc.
3784 * toplev.c (compile_file): Reuse dumpname memory instead
3787 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
3789 * reg-stack.c (convert_regs_1): Initialize target_stack->top
3790 after verifying an EH edge.
3792 * haifa-sched.c (init_rgn_data_dependences): Correctly
3793 size bb_pending_lists_length when zeroing.
3795 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
3797 * function.c (diddle_return_value): New.
3798 (expand_function_end): Use it.
3799 * stmt.c (expand_null_return): Likewise.
3800 (expand_value_return): Likewise.
3802 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
3804 * reload1.c (reload): Don't remove return value clobbers.
3806 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
3808 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
3810 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
3812 * cse.c (cse_main): Use xmalloc, not alloca.
3813 (cse_basic_block): Likewise.
3814 * local-alloc.c (local_alloc): Likewise.
3816 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
3817 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3819 * rtl.c: Include toplev.h.
3820 (fatal): Remove declaration.
3822 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
3824 * haifa-sched.c (schedule_block): Fix thinko.
3826 1999-11-03 James McKelvey <mckelvey@fafnir.com>
3828 * fixinc/fixincl.c(create_file): Allow for systems that do not have
3829 S_IR* defined values
3831 1999-11-03 Philippe De Muyter <phdm@macqel.be>
3833 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
3834 call `malloc' instead.
3836 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
3838 * flags.h (flag_renumber_insns): Declare.
3839 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
3841 * rtl.h (renumber_insns): Change prototype.
3842 * toplev.c (flag_renumber_insns): Define.
3843 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
3845 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
3847 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
3848 and fpsqrtd. Use them and create fdiv function unit to more
3849 accurately represent fpu sqrt pipeline semantics on UltraSparc.
3850 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
3852 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
3854 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
3856 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
3857 insn into ready list, do not use just a raw swap.
3859 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
3861 * rtl.h (renumber_insns): New function.
3862 (remove_unnecessary_notes): Likewise.
3863 * emit-rtl.c (renumber_insns): Define.
3864 (remove_unncessary_notes): Likewise.
3865 * toplev.c (rest_of_compilation): Remove dead code.
3866 Use renumber_insns and remove_unncessary_notes.
3868 * gcse.c (struct null_pointer_info): New type.
3869 (get_bitmap_width): New function.
3870 (current_block): Remove.
3871 (nonnull_local): Likewise.
3872 (nonnull_killed): Likewise.
3873 (invalidate_nonnull_info): Take a null_pointer_info as input.
3874 (delete_null_pointer_checks_1): New function.
3875 (delete_null_pointer_checks): Use it.
3877 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
3878 (split_edges): Likewise.
3879 (schedule_block): Likewise.
3880 (compute_block_backward_dependencies): Likewise.
3881 (schedule_region): Likewise.
3882 (schedule_insns): Likewise.
3884 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
3886 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
3887 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
3888 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
3889 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
3890 * jump.c (delete_unreferenced_labels): Don't delete if
3891 LABEL_ALTERNATE_NAME is set.
3892 * print-rtl.c (print_rtx): Dump alternate name.
3893 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
3894 * rtl.h (LABEL_ALTERNATE_NAME): Define.
3895 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
3896 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
3898 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * fix-header.c (recognized_extern, recognized_function): Constify
3903 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
3904 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3905 (compute_available): Remove unused variable `last'.
3906 (compute_nearerout): Remove unused variable `temp_bitmap'.
3907 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
3908 Remove unused variable `x'.
3910 * scan.h (recognized_function, recognized_extern): Constify a
3913 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
3915 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3917 * varasm.c (decode_rtx_const): Use XSTR to access the string
3920 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
3922 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
3924 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3926 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
3928 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
3930 * pa.c (ireg_operand): New function.
3931 * pa.h (PREDICATE_CODES): Handle ireg_operand.
3932 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
3933 Fix out of date comment.
3935 * pa.md (negdi2): Turn into expander + anonymous pattern.
3937 * reload.c (find_reloads): Fix typos in recent change.
3939 * dwarf2out.c: Do not include ctype.h.
3941 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3943 * regclass.c (record_reg_classes): Always use may_move_cost when
3944 seeing how operand fits with various register classes.
3946 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
3948 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
3949 * toplev.c: Revert Nov 1 13:22 change.
3951 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
3953 * config/pa/pa.md (height reduction patterns): Add checks for
3954 overlapping operands to avoid semantic-destroying splits for
3955 height reduction patterns.
3957 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3959 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
3960 have been an hyphen, fixed.
3961 * configure: Rebuilt.
3963 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
3965 * config/arm/tpe.h: Add prototypes for exported functions.
3966 * config/arm/pe.c: Fix compile time warnings.
3967 * config/arm/semi.h: Fix compile time warnings.
3968 * config/arm/arm.c: Fix compile time warnings.
3969 * config/arm/arm.h: Fix compile time warnings.
3970 * config/arm/arm.md: Fix compile time warnings.
3971 * config/arm/thumb.c: Fix compile time warnings.
3972 * config/arm/thumb.h: Fix compile time warnings.
3973 * config/arm/thumb.md: Fix compile time warnings.
3975 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
3977 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
3980 * unroll.c (unroll_loop): Remove LOOP notes when loop is
3981 completely unrolled.
3983 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3985 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
3987 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
3989 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
3990 * rtl.h (rtx_equal_p): Move prototype.
3991 * rtl.c (rtx_equal_function_value_matters): Move from
3993 (rtx_equal_p): Likewise.
3994 * rtlanal.c (rtx_equal_function_value_matters): Delete.
3995 (rtx_equal_p): Likewise.
3997 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3999 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
4002 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
4004 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
4006 * pa.h (ADDR_VEC_ALIGN): Define.
4008 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
4009 notes when presented with "if (foo) break; end_of_loop" and
4010 the break sequence gets moved out of the loop.
4012 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
4013 Remove explicit zero initializations of entries within MAP.
4015 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
4017 * reg-stack.c (convert_regs_1): Handle EH edges specially.
4019 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
4021 * bitmap.h (BITMAP_XMALLOC): New macro.
4022 * flow.c (CLEAN_ALLOCA): Remove.
4023 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
4024 (life_analysis): Likewise.
4025 (update_life_info): Don't use CLEAN_ALLOCA.
4026 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
4027 (calculate_global_regs_live): Likewise.
4028 (print_rtl_with_bb): Likewise.
4029 (verify_flow_info): Likewise.
4030 * global.c (global_alloc): Likewise.
4031 (global_conflicts): Likewise.
4032 * integrate.c (save_for_inline_nocopy): Likewise.
4033 (expand_inline_function): Likewise.
4034 * jump.c (jump_optimize_1): Likewise.
4035 (duplicate_loop_exit_test): Likewise.
4036 (thread_jumps): Likewise.
4037 * loop.c (loop_optimize): Likewise.
4038 (combine_givs): Likewise.
4039 (recombine_givs): Likewise.
4040 * reorg.c (dbr_schedule): Likewise.
4041 * unroll.c (unroll_loop): Likewise.
4043 * combine.c (combine_instructions): Use xmalloc instead of alloca.
4045 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
4047 * toplev.c (rest_of_compilation): Don't optimize the CFG
4048 when rebuilding, just before dbr.
4050 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4052 * output.h (assemble_end_function, assemble_destructor,
4053 assemble_constructor, assemble_gc_entry, assemble_global,
4054 assemble_label, output_constant_pool) Constify a char*.
4056 * varasm.c (assemble_destructor, assemble_constructor,
4057 assemble_gc_entry, assemble_end_function, assemble_global,
4058 assemble_label, output_constant_pool): Likewise.
4060 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
4062 * config/arm/thumb.c (thumb_expand_prologue): Add comments
4063 explaining what is goin on in this function.
4065 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4067 * regclass.c (record_reg_classes): In matching case, recompute
4068 costs since the direction of movement is different.
4070 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4072 * resource.c (mark_target_live_regs): For unconditional branches,
4073 the resources found at the branch target should be added to the
4074 resources found so far, not intersected.
4076 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
4078 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
4080 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
4081 (sys/mman.h): Include this file only if #HAVE_MMAP.
4082 (run_compiles): Initialize `esac_fmt' with one old KR string, not
4083 with automatically concatenated ANSI strings.
4085 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
4087 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
4088 (DIV_ROUND_UP): Robustify.
4089 (ggc_recalculate_in_use_p): New function.
4090 (release_pages): Don't inline it.
4091 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
4093 (ggc_pop_context): Use ggc_recalculate_in_use_p.
4094 (clear_marks): Always save in_use_p.
4095 (sweep_pages): Use ggc_recalculate_in_use_p.
4096 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
4097 Release pages before counting statistics.
4099 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
4101 * toplev.c (rest_of_compilation): Fix thinko in this change:
4103 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4105 (rest_of_compilation): If inside an inlined external function,
4106 pretend we are just being declared.
4108 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
4110 * flow.c (calculate_global_regs_live): Fix thinko.
4112 * integrate.c (expand_inline_function): Fix bugs in previous
4113 change from Oct 28, 1999.
4115 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
4117 * stmt.c (expand_value_return): Fix typo in this change:
4119 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4120 (expand_value_return): Correctly convert VAL when promoting function
4121 return; support RETURN_REG being a PARALLEL.
4123 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
4125 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
4127 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4129 * hard-reg-set.h (reg_names): Constify a char*.
4131 * regclass.c (reg_names): Likewise.
4133 * regs.h (reg_names): Likewise
4135 * a29k/a29k.c (reg_names): Delete declaration.
4137 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
4139 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
4140 arc_output_function_epilogue): Likewise.
4142 * elxsi/elxsi.c (reg_names): Likewise.
4144 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
4146 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
4149 * m88k/m88k.c (output_function_profiler): Likewise.
4151 * sparc/sparc.c (sparc_flat_output_function_prologue,
4152 sparc_flat_output_function_epilogue): Likewise.
4154 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
4156 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
4157 warning from -Wuninitialized and put it under -W.
4158 * function.c (uninitialized_vars_warning): Warn only when the
4159 corresponding flag is set.
4161 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
4163 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
4164 is nonzero and the single set does not have an elt, then assign
4167 * simplify-rtx.c: New file.
4168 * Makefile.in (OBJS): Add simplify-rtx.o
4169 (simplify-rtx.o): Add dependencies.
4170 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
4171 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
4172 (cse_gen_binary, simplify_unary_operation): Delete.
4173 (simplify_binary_operation, simplify_plus_minus): Likewise.
4174 (check_fold_consts, simplify_relation_operation): Likewise.
4175 (simplify_ternary_operation): Likewise.
4176 (delete_trivially_dead_insns): Simplify the contents of the
4177 REG_EQUAL note before trying to substitute it into the source
4178 of the reg-reg copy at the end of a libcall sequence.
4180 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
4181 references/callers changed.
4183 * mn10200.c (mn10200_va_arg): Force the return value into a
4186 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
4188 * cccp.c (macroexpand): Avoid out of range accesses for omitted
4191 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
4193 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
4195 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
4197 * fold-const.c (fold): Fix thinko when optimizing comparisons
4200 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
4202 * gcc.texi (Passes): Update front-end files to their current
4205 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
4207 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
4208 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4209 (PREDICATE_CODES): Add addition_operation.
4210 * alpha-protos.h (addition_operation): Declare.
4211 (secondary_reload_class): Likewise.
4212 * alpha.c (addition_operation): New.
4213 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
4214 * alpha.md (adddi3): Turn into expander.
4215 (*lda, *adddi_2): New.
4216 (movsf, movdf patterns): Don't preference integer regs.
4217 (movsi, movdi patterns): Don't preference fp regs.
4219 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
4221 * genrecog.c (write_switch): Check for duplicate CODE cases.
4223 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
4225 * ggc-common.c: Update pre-function commentary.
4226 * ggc-page.c: Likewise.
4228 (poison_pages): Use memset directly.
4229 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
4230 (ggc_collect): Poison before sweeping.
4231 * ggc-simple.c: Update pre-function commentary.
4232 (ggc_alloc_obj): Poison non-zeroed memory.
4234 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
4236 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
4237 match format string, even on 64-bit hosts.
4238 * gcc-page.c (ggc_page_print_statistics): Likewise.
4240 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
4242 * config/i386/i386.c (ix86_cpu): Revert last patch.
4243 * config/i386/i386.h (ix86_cpu): Ditto.
4245 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
4247 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
4248 TYPE_SIZE, convert type of result to sizetype.
4250 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
4252 * flow.c (count_or_remove_death_notes): Equate NULL with the
4255 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
4256 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
4259 * i386.c (pic_label_no): Delete.
4260 (ix86_attr_length_default): Don't use single_set to peek
4263 * recog.c (peephole2_optimize): Allow recog_next_insn to index
4264 the first insn after bb->end.
4265 * i386.md (push mem peeps): Scratch is live after evaluation
4267 (cmp mem peep): Similarly.
4269 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
4271 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
4272 * function.c (pad_to_arg_alignment): Add missing braces.
4274 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4276 * alpha/alpha-protos.h (literal_section): Add prototype.
4277 (alpha_need_linkage, alpha_start_function,alpha_end_function):
4280 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
4282 (alpha_start_function, alpha_end_function, float_strings,
4283 alpha_need_linkage): Constify a char*
4285 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
4287 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
4289 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
4291 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
4293 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4295 * flow.c (debug_flow_info): Add prototype.
4297 * gcc.c (main): Likewise.
4299 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
4302 * reload1.c (failed_reload, set_reload_reg): Likewise.
4304 * mips-tfile.c (main): Likewise.
4305 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
4306 with ATTRIBUTE_NORETURN.
4308 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
4310 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
4311 DECL is not a memory ref.
4313 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
4315 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
4316 * config/i386/i386.c (ix86_cpu): Add extern attribute.
4318 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
4320 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
4321 * config/mips/elf64.h: ditto.
4323 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
4325 * expr.c (emit_push_insn): New argument alignment_pad.
4326 Update all callers. Adjust stack pointer based on alignment pad.
4327 * function.c (pad_to_arg_alignment): New argument alignment_pad.
4328 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
4329 (locate_and_pad_parm): New argument alignment_pad. Update all
4331 * expr.h (emit_push_insn): Update prototype.
4332 (locate_and_pad_parm): Update prototype.
4333 * calls.c (arg_data): Add new field alignment_pad.
4334 (initialize_argument_information): Initialize alignment_pad.
4336 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
4338 * except.c (free_eh_nesting_info): Free the info itself.
4339 * function.c (free_after_compilation): Don't free NULL.
4340 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
4341 (pre_edge_insert): Free inserted.
4342 * stmt.c (free_stmt_status): Don't free NULL.
4344 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4346 * gcov.c (DIR_SEPARATOR): Provide default.
4347 (output_data): Add test for MS-DOS format absolute filename.
4348 (fancy_abort): Correct program name.
4349 (open_files): Open all files in binary mode.
4350 * libgcc2.c (__bb_exit_func): Likewise.
4352 * profile.c (init_branch_prob): Specify binary when opening files.
4354 * flags.h (flag_unwind_tables): New decl.
4355 * toplev.c (flag_unwind_table): New definition.
4356 (f_options): Add -funwind-tables.
4357 (decode_g_option): Clarify warning when unknown -g option is given.
4358 (rest_of_compilation): If inside an inlined external function,
4359 pretend we are just being declared.
4361 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
4362 (dwarf2out_frame_finish): Likewise.
4364 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
4366 * fold-const.c (merge_ranges): If not in0, but in1, handle
4367 upper bounds equal like subset case.
4369 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
4371 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
4372 passed in a register but moved to the stack.
4374 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
4376 * gcc.c (pass_exit_codes, greatest_status): New variables.
4377 (struct option_map): Add entry for "--pass-exit-codes".
4378 (execute): Update greatest_status if error.
4379 (display_help): Add documentation for -pass-exit-codes.
4380 (process_command): Handle -pass-exit-codes.
4381 (main): Look at pass_exit_codes and greatest_status on call to exit.
4383 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4385 * reload.c (find_reloads): Refine test for no input reload
4386 case to not includes reloads emitted after insn.
4388 * function.c (find_temp_slots_from_address): Handle sum involving
4389 a register that points to a temp slot.
4390 (update_temp_slot_address): Make recursive call if both old and
4391 new are PLUS with a common operand.
4392 * calls.c (expand_call): Mark temp slot for result as having
4395 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
4397 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
4398 component as well as "BINUTILS".
4400 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
4401 * integrate.c (copy_rtx_and_substitute): Likewise.
4402 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
4403 All callers changed.
4404 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
4406 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
4407 gdb extensions, write size of type; also be more consistent
4408 in using references when this is a subtype.
4410 * pa.md (extv, extzv, insv): Use define_expand to reject constant
4411 that is out of range.
4413 * loop.c (unknown_constant_address_altered): New variable.
4414 (prescan_loop): Initialize it.
4415 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
4416 (invariant_p, case MEM): Remove handling for volatile and readonly;
4417 check new variable if readonly.
4418 (check_dbra_loop): Chdeck unknown_constant_address_altered.
4420 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
4421 (addr_affects_sp_p): Removed from note_mem_written and only
4422 define #ifdef AUTO_INC_DEC.
4424 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
4426 * regclass.c (record_reg_classes): Properly handle register move
4429 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
4430 Don't think valid if both operands are invalid.
4431 (struct constant_descriptor): New field RTL.
4432 (mark_const_hash_entry): Mark it.
4433 (record_constant{,_rtx}): Initialize it.
4434 (output_constant_def): Allocate RTL in permanent obstack and
4436 ({record,compare}_constant_1): Modes must match for
4437 CONSTRUCTOR of ARRAY_TYPE.
4439 * c-common.h (initializer_constant_valid_p): Delete decl from here.
4440 * output.h (initializer_constant_valid_p): Move decl to here.
4441 * c-common.c (initializer_constant_valid_p): Delete function from here.
4442 * varasm.c (initializer_constant_valid_p): Move function to here.
4444 * tree.h (STRIP_SIGN_NOPS): New macro.
4445 * fold-const.c (optimize_minmax_comparison): New function.
4446 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
4447 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
4448 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
4449 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
4450 widening conversions.
4451 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
4452 to look at size of mode, not precision of type; also add missing cases.
4453 (optimize_bit_field_compare, decode_field_reference): Don't try to
4454 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
4456 * dwarf2out.c (ctype.h): Include.
4457 (dwarf2out_set_demangle_name_func): New function.
4458 (size_of_line_info): Deleted.
4459 (output_line_info): Compute size of line info table from difference
4461 (base_type_die, add_name_attribute): Call demangle function, if any.
4462 (field_byte_offset): Use bits per word for variable length fields.
4463 (gen_array_type_die): Add array name.
4464 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
4465 (dwarf2out_add_library_unit_info): New function.
4467 * explow.c (set_stack_check_libfunc): New function.
4468 (stack_check_libfunc): New static variable.
4469 (probe_stack_range): Allow front-end to set up a libfunc to call.
4471 * combine.c (simplify_comparison): When making comparison in wider
4472 mode, check for having commuted an AND and a SUBREG.
4473 (contains_muldiv): New function.
4474 (try_combine): Call it when dividing a PARALLEL.
4475 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
4476 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
4478 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
4479 use one of the CLOBBERs instead.
4480 (if_then_else_cond): If comparing against zero, just return thing
4483 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
4484 Don't generate shifts and subtract if have conditional arithmetic.
4486 * rtl.h (delete_barrier): New declaration.
4487 * jump.c (jump_optimize): Set up to handle conditional call.
4488 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
4489 (delete_barrier): New function.
4491 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
4493 * recog.c (nonmemory_operand): Accept ADDRESSOF.
4495 * tree.c (build_type_attribute_variant): Push to obstack of
4496 ttype around type_hash_canon call.
4498 * expr.c (placeholder_list): Move decl to file scope.
4499 (expand_expr): Don't force access to volatile just because its
4501 If ignoring reference operations, just expand the operands.
4502 (expand_expr, case COMPONENT_REF): Propagate
4503 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
4504 Refine test for using bitfield operations vs pointer punning.
4505 (expand_expr, case CONVERT_EXPR): If converting to
4506 BLKmode UNION_TYPE from BLKmode, just return inner object.
4507 Use proper mode in store_field call.
4508 Properly set sizes of object to store and total size in store_field
4509 call for convert to union.
4510 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
4511 memory (like for ADDR_EXPR). Also, don't put constant in register if
4512 we'll want it in memory.
4513 (readonly_fields_p): New function.
4514 (expand_expr, case INDIRECT_REF): Call it if LHS.
4515 (expand_assignment): Handle a RESULT_DECL where
4516 DECL_RTL is a PARALLEL.
4517 (do_jump, case WITH_RECORD_EXPR): New case.
4518 (get_inner_reference): Always go inside a CONVERT_EXPR
4519 and NOP_EXPR if both modes are the same.
4520 (store_field): Use bitfield operations if size of bitsize is not same
4521 as size of RHS's type.
4522 Check for bitpos not a multiple of alignment in BLKmode case.
4523 Do block move in largest possible alignment.
4524 (store_constructor): Set BITSIZE to -1 for variable size and properly
4525 in case of array of BLKmode.
4526 (expand_expr_unaligned): New function.
4527 (do_compare_and_jump): Call it.
4529 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
4530 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
4531 does not include 'o'.
4533 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
4534 both SET_DEST and SET_SRC reference a virtual register.
4535 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
4537 * integrate.c (expand_inline_function): Handle case of setting
4538 virtual stack vars register (from built in setjmp); when parameter
4539 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
4540 (subst_constant): Add new parm, MEMONLY.
4541 (expand_inline_function, integrate_parm_decls): Pass new parm.
4542 (integrate_decl_tree): Likewise.
4543 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
4544 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
4545 (copy_rtx_and_substitute, case SET): Add explicit calls to
4546 copy_rtx_and_substitute for both sides.
4548 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
4550 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
4551 within INDEX_TYPE, instead of before.
4552 (fixup_gotos): Use f->target_rtl, not the next insn,
4553 since latter may be from a later fixup.
4554 (expand_value_return): Correctly convert VAL when promoting function
4555 return; support RETURN_REG being a PARALLEL.
4556 (expand_return): When checking for result in regs and having
4557 cleanup, consider PARALLEL in DECL_RTL as being in regs.
4559 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
4561 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
4562 last_nominal_fname): Mark const.
4563 (struct include_hash: name, nshort, control_macro): Mark
4565 (struct macrodef: symnam): Mark const.
4566 (struct if_stack: fname): Mark const.
4567 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
4568 (IStable): New character-syntax array which encompasses all
4569 the old is_foo arrays.
4570 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
4571 is_space): New macros for interrogating IStable.
4572 (check_macro_name): Kill last argument. All callers changed.
4574 * cppinit.c (initialize_char_syntax): Delete.
4575 (is_idchar, is_idstart, is_hor_space, is_space,
4576 trigraph_table): Delete.
4577 (IStable): New. Initialize with clever macros to avoid
4578 information duplication.
4579 (builtin_array): Table of builtins to get rid of explicit list
4580 in initialize_builtins.
4581 (initialize_builtins): Use builtins_array.
4582 (cpp_start_read): Call init_IStable, and set IStable['$'] if
4583 opts->dollars_in_ident.
4585 * cppexp.c: Change all refs to is_xyz[] arrays to use new
4587 (cpp_parse_expr): Avoid 'format string is not constant'
4588 warning. Use ISGRAPH to identify printable chars.
4589 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
4591 (read_and_prescan): Map trigraphs to chars with open-coded
4592 if-else-if-... sequence, not a lookup table.
4593 * cpphash.c: Change all refs to is_xyz[] arrays to use new
4595 * cpplib.c: Change all refs to is_xyz[] arrays to use new
4596 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
4597 (check_macro_name): Remove ability to report an invalid
4598 assertion name, which is never used.
4599 (do_line): Constify a couple of char *'s.
4600 * cppmain.c (main): Call cpp_cleanup before returning.
4602 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
4604 * ggc.h (struct ggc_statistics): New type.
4605 (ggc_get_size): New function.
4606 (ggc_print_statistics): Likewise.
4607 * ggc-common.c (ggc_stats): New variable.
4608 (ggc_mark_rtx_children): Keep statistics.
4609 (ggc_mark_tree_children): Likewise.
4610 (ggc_print_statistics): New function.
4611 * ggc-page.c (struct globals): Add bytes_mapped field.
4612 (alloc_anon): Update it.
4613 (release_pages): Likewise.
4614 (ggc_get_size): New function.
4615 (ggc_page_print_statistics): New function.
4616 * ggc-simple.c (ggc_get_size): New function.
4618 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
4620 * flow.c (propagate_block): When the last reference to a label
4621 before an ADDR_VEC is deleted because the reference is a dead
4622 store, delete the ADDR_VEC.
4624 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
4626 * resource.c (find_free_register): Don't use the frame pointer
4627 if frame_pointer_needed.
4629 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
4631 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
4632 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
4634 * config/i960/i960.c (i960_va_start): New locals base, num.
4635 Use INDIRECT_REF instead of ARRAY_REF on valist.
4636 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
4638 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
4640 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
4642 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
4644 * tree.def (PLACEHOLDER_EXPR): Update comments.
4646 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4648 * c-common.c (check_format_info): Avoid non-literal format string
4649 warnings when `first_arg_num' is zero.
4651 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4653 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
4655 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
4657 * arm.md (casesi_insn): Add a clobber of the condition code
4660 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
4662 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
4663 used by both cc1 and cc1plus.
4665 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
4667 * config/arm/arm.c: Initialise arm_structure_size_boundary to
4668 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
4669 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
4670 to the value 32 if it has not already been defined.
4671 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
4672 Override definition in arm.h with a value of 8.
4674 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
4676 * c-pragma.c (push_alignment): Don't check the return value
4679 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
4681 * sparc.h (ADJUST_COST): Fix thinko.
4683 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
4685 * cccp.c (rescan): Fixed obp pointer handling around call to
4686 check_expand subroutine.
4688 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
4690 * gcse.c (delete_null_pointer_checks): Only record non-null info
4691 for pseudos when examining stores.
4693 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
4694 splitters for these patterns. Use "#" for output templates.
4695 (addsi3_carryin_shift): New pattern.
4697 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
4699 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
4700 of the function return register into a plain REG until
4701 after function inlining is done.
4703 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
4705 * jump.c (jump_optimize_1): If we did cross-jumping, and
4706 the data will matter, rebuild the CFG.
4707 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
4708 not optimizing. Don't run shorten_branches.
4709 * toplev.c (rest_of_compilation): Run shorten_branches after
4712 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
4714 * rtl.h (note_stores): Add additional paramter.
4715 * rtlanal.c (reg_set_p_1): Take additional paramter.
4716 (reg_set_last_1): Likewise.
4717 (reg_set_p): Adjust call to note_stores.
4718 (reg_set_last): Likewise.
4719 (note_stores): Pass data parameter to worker function.
4720 * alias.c (record_set): Take additional parameter.
4721 (init_alias_analysis): Pass it.
4722 * caller-save.c (mark_set_regs): Take additional parameter.
4723 (save_call_clobbered_regs): Pass NULL to note_stores.
4724 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
4726 (record_dead_and_set_regs_1): Likewise.
4727 (reg_dead_at_p_1): Likewise.
4728 (combine_instructions): Adjust calls to note_stores.
4729 (try_combine): Likewise.
4730 (record_dead_insn): Remove.
4731 (record_dead_and_set_regs): Adjust calls to note_stores.
4732 (reg_dead_at_p): Likewise.
4733 * cse.c (invalidate_skipped_set): Take additional parameter.
4734 (cse_check_loop_start): Likewise.
4735 (cse_check_loop_start_value): Remove.
4736 (cse_set_around_loop): Adjust calls to note_stores.
4737 * flow.c (notice_stack_pointer_modification): Take additional
4738 parameter. Remove duplicate declaration.
4739 (record_volatile_insns): Adjust calls to note_stores.
4740 * gcse.c (record_set_info): Take additional parameter.
4741 (record_last_set_info): Likewise.
4742 (invalidate_nonnull_info): Likewise.
4743 (record_set_insn): Remove.
4744 (compute_sets): Adjust calls to note_stores.
4745 (last_set_insn): Remove.
4746 (compute_hash_table): Adjust calls to note_stores.
4747 (insert_insn_end_bb): Likewise.
4748 (delete_null_pointer_checks): Likewise.
4749 * global.c (mark_reg_store): Take additional parameter.
4750 (mark_reg_clobber): Likewise.
4751 (reg_becomes_live): Likewise.
4752 (global_conflicts): Adjust calls to note_stores.
4753 (build_insn_chain): Likewise.
4754 * integrate.c (note_modified_parmregs): Take additional parameter.
4755 (mark_stores): Likewise. Make it static.
4756 (save_for_inline_nocopy): Adjust calls to note_stores.
4757 (try_constants): Likewise.
4758 * integrate.h (mark_stores): Remove declaration.
4759 * jump.c (mark_modified_reg): Take additional parameter.
4760 (thread_jumps): Adjust calls to note_stores.
4761 * local-alloc.c (validate_equiv_mem_from_store): Take additional
4763 (no_equiv): Likewise.
4764 (reg_is_set): Likewise.
4765 (validate_equiv_mem): Adjust calls to note_stores.
4766 (update_equiv_regs): Likewise.
4767 (block_alloc): Likewise.
4768 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
4769 (note_addr_stored): Take additional parameter.
4770 (note_set_pseudo_multiple_uses): Likewise.
4771 (record_initial): Likewise.
4772 (prescan_loop): Adjust calls to note_stores.
4773 (strength_reduce): Likewise.
4774 (check_dbra_loop): Likewise.
4775 * regmove.c (flags_set_1): Take additional paramter.
4776 (mark_flags_life_zones): Adjust calls to note_stores.
4777 * reload1.c (mark_not_eliminable): Take additional parameter.
4778 (forget_old_reloads_1): Likewise.
4779 (reload_cse_invalidate_rtx): Likewise.
4780 (reload_cse_check_clobber): Likewise.
4781 (reload_combine_note_store): Likewise.
4782 (move2add_note_store): Likewise.
4783 (reload): Adjust calls to note_stores.
4784 (reload_as_needed): Likewise.
4785 (emit_reload_insns): Likewise.
4786 (reload_cse_regs_1): Likewise.
4787 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
4788 (reload_combine): Adjust calls to note_stores.
4789 * resource.c (update_live_status): Take additional paramter.
4790 (mark_target_live_regs): Adjust calls to note_stores.
4791 * stupid.c (find_clobbered_regs): Take additional parameter.
4792 (stupid_life_analysis): Adjust calls to note_stores.
4794 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
4796 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
4799 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
4802 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
4803 of the variable arm_structure_size_boundary.
4805 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
4807 * alias.c (init_alias_analysis): Allocate reg_known_value and
4808 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
4810 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
4811 * cse.c (cse_main): Call end_alias_analysis.
4812 * haifa-sched.c (schedule_insns): Likewise.
4813 * local-alloc. (update_equiv_regs): Likewise.
4814 * reload1.c (reload_cse_regs): Likewise.
4816 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4818 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
4819 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
4820 mapping from MASK_FPU.
4822 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
4824 * sparc.md (call): Don't bound structure return size to 0xfff.
4826 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
4828 * resource.c (mark_target_live_regs): Check that the target
4829 insn wasn't created after compute_bb_for_insn.
4831 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
4833 * ggc-page.c (poison_pages): Don't be overzealous.
4835 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
4837 * alias.c: Update comments for ADDRESS.
4838 (nonlocal_reference_p): Look inside the ADDRESS to determine if
4839 it is a local memory reference.
4841 * c-typeck.c (build_function_call): Check that the built-in
4842 function is of class BUILT_IN_NORMAL before trying to recongize
4844 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
4845 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
4847 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
4849 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
4851 (pre_gcse): Likewise.
4852 (hoist_expr_reaches_here_p): Likewise.
4853 (hoist_code): Likewise.
4854 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
4856 (pre_expr_reaches_here_p_work): ... here.
4857 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
4859 (expr_reaches_here_p_work): ... here.
4861 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
4863 * resource.c (find_basic_block): Delete.
4864 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
4865 (init_resource_info): Call compute_bb_for_insn.
4867 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
4869 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
4870 with already adjacent blocks, but no fallthru.
4871 (merge_blocks_move_successor_nojumps): Simplify.
4872 (debug_flow_info): New.
4874 * toplev.c (rest_of_compilation): Open jump1 dump file before
4875 jump and close after, as opposed to just using dump_rtl.
4877 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4879 * reload.h (earlyclobber_operand_p): Declare.
4880 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
4881 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
4882 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
4883 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
4885 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
4886 Richard Henderson <rth@cygnus.com>
4888 * emit-rtl.c (emit_block_insn_before): New.
4889 (emit_block_insn_after): New.
4890 * basic-block.h: Declare them.
4892 * bitmap.h: Protect from multiple inclusion.
4894 * recog.c (scratch_operand): Handle VOIDmode correctly.
4896 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
4898 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
4899 * function.c (assign_parms): Likewise.
4900 * global.c (global_conflicts): Clarify STACK_REGS commentary.
4902 * reg-stack.c (max_uid): Remove.
4903 (blocks, block_begin, block_end, block_drops_in): Remove.
4904 (block_stack_in, block_out_reg_set, block_number): Remove.
4905 (struct block_info_def, BLOCK_INFO): New.
4906 (enum emit_where): New.
4907 (current_block): New.
4908 (BLOCK_NUM): Remove.
4909 (mark_regs_pat, record_label_references): Remove.
4910 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
4912 (goto_block_pat, print_blocks, dump_stack_info): Remove.
4913 (reg_to_stack): Simplified test for existance of fp code. Use
4914 flow.c code. Call shorten_branches after cross-jump opt.
4915 (check_asm_stack_operands): Renamed from record_asm_reg_life.
4916 Return false if the asm doesn't use stack regs. Don't do life
4917 analysis on the asm.
4918 (emit_pop_insn): Replace function pointer arg `when' with
4919 enum `where'. Update all callers.
4920 (change_stack): Likewise. Update basic block end.
4921 (emit_swap_insn): Use current_block->head to limit reverse search
4922 for start of block. Use emit_block_insn_after.
4923 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
4924 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
4925 structure assignment instead of bcopy.
4927 (convert_regs_entry, convert_regs_exit): New.
4928 (convert_regs_1, convert_regs_2): Split out from convert_regs.
4929 Work on basic blocks and the CFG.
4930 (convert_regs): Use them.
4932 * i386.c (output_fix_trunc): Remove code for DImode input operand
4933 not at top-of-stack.
4934 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
4936 (fix_truncdi_1): Allow any mode scratch.
4938 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
4940 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
4941 * linux.h, netbsd.h, vms.h: Not here.
4943 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
4945 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
4946 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
4947 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
4948 CONDITIONAL_REGISTER_USEAGE): Use them.
4949 * config/mips/mips.c (mips_move_1word,mips_move_2words,
4950 gen_conditional_branch,override_options) : Use them.
4951 * config/mips/mips.md : Use them.
4953 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
4955 * i386.md (zero_extendqihi2): Use SImode register name with andl.
4957 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
4959 * integrate.c (function_cannot_inline_p): Don't allow inlining
4962 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4964 * c-parse.in (cast_expr): Constify.
4966 * cccp.c (special_symbol): Likewise.
4968 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
4970 * dwarf2out.c (base_type_die): Likewise.
4972 * global.c (allocno_compare): Likewise.
4974 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
4976 * regclass.c (fix_register): Likewise.
4978 * rtl.h (fix_register): Likewise.
4980 * stupid.c (stupid_reg_compare): Likewise.
4982 * toplev.c (decode_f_option): Likewise.
4984 * tree.c (build_complex_type): Likewise.
4986 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
4988 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
4990 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4992 * reload.c (find_reloads): Compute mode and nregs fields of all
4994 * reload1.c (calculate_needs_all_insns): Simplify a bit.
4995 (calculate_needs): Use precomputed mode/nregs values.
4996 (allocate_reload_reg): Likewise.
4998 (failed_reload, set_reload_reg): ... new functions.
4999 (choose_reload_regs_init): New function, mostly broken out from...
5000 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
5001 Also lose one #if 0 block.
5003 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
5005 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
5008 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
5010 * tree.h (BLOCK_TYPE_TAGS): Remove.
5011 (BLOCK_END_NOTE): Likewise.
5012 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5013 (BLOCK_LIVE_RANGE_START): Likewise.
5014 (BLOCK_LIVE_RANGE_END): Likewise.
5015 (tree_block): Remove live_range_flag, live_range_var_flag, and
5016 type_tags. Remove end_note, live_range_start, and live_range_end.
5017 (remember_end_note): Remove prototype.
5018 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
5019 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
5021 * ggc-common.c (ggc_mark_tree_children): Don't mark
5022 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
5023 * integrate.c (adjust_copied_decl_tree): Remove.
5024 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
5025 * stmt.c (last_block_end_note): Remove.
5026 (init_stmt): Don't add a GC root for it.
5027 (expand_fixup): Don't set it.
5028 (remember_end_note): Remove.
5029 (expand_end_bindings): Don't set last_block_end_note.
5031 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5033 * reload1.c (reload_reg_free_for_value_p): Show
5034 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
5037 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
5039 * expmed.c (extract_bit_field): Allow for the case of non-integer
5040 objects that are smaller than a word (like SFmode on a 64-bit
5043 * loop.c (basic_induction_var): A non-integer variable which is
5044 being set by a paradoxical subreg is probably not a biv.
5046 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5048 * prefix.c (translate_name) Check for empty prefix string.
5050 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
5052 * Makefile.in (CPP_CROSS_NAME): New variable.
5053 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
5055 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
5056 names of the files to be uninstalled.
5058 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
5060 * collect2.c (IS_DIR_SEPARATOR): Define.
5061 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
5063 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
5066 * haifa-sched.c (add_dependence): Update the true dependency
5067 cache the first time we add a true dependence to the LOG_LINKS chain.
5069 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
5071 * fold-const.c (fold): Fix comment.
5073 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5075 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
5076 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
5077 dbxout_start_new_source_file, dbxout_source_file,
5078 dbxout_source_line, dbxout_finish, dbxout_type_fields,
5079 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
5081 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
5082 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
5083 (dbxout_block): Initialize variable `blocknum'.
5085 * dbxout.h (dbxout_init, dbxout_finish,
5086 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
5087 dbxout_args, dbxout_source_line): Constify a char*.
5089 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
5090 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
5091 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
5092 low_pc_attribute, high_pc_attribute, body_begin_attribute,
5093 body_end_attribute, comp_dir_attribute, sf_names_attribute,
5094 src_info_attribute, mac_info_attribute, producer_attribute,
5095 lookup_filename, generate_macinfo_entry, fundamental_type_code,
5096 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
5097 dwarfout_undef): Constify a char*.
5098 (add_incomplete_type, retry_incomplete_types): Add prototypes.
5100 * dwarfout.h (dwarfout_define, dwarfout_undef,
5101 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
5103 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
5105 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
5106 (MULTILIB_ISA_DEFAULT): New.
5107 (MULTILIB_DEFAULTS): Use it.
5108 * config/mips/mips.c (): Remove the now unnecessary definition
5109 of MIPS_ISA_DEFAULT.
5110 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
5111 unnecessary definition.
5113 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
5115 * arm.md (pic_load_addr): Add constraints to operand 1.
5117 1999-10-25 Bruce Korb <autogen@linuxbox.com>
5119 * fixinc/genfixes: Provide a means for specifying -D options to
5122 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
5124 * arm.c (arm_override_options): Correct initialization of
5125 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
5126 arm_is_strong, and arm_is_6_or_7.
5128 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
5129 (note_set_pseudo_multiple_uses): New function.
5130 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
5131 if a pseudo set in the loop exit is used elsewhere.
5133 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
5135 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
5137 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
5139 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
5140 a single load-address pattern.
5142 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
5144 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
5145 depending on whether or not line-number notes are present.
5147 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5149 * cccp.c (progname, file_buf, default_include, include_file,
5150 macrodef, definition, hashval, wchar_type, user_label_prefix,
5151 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
5152 expand_to_temp_buffer, is_system_include, base_name,
5153 absolute_filename, read_name_map, open_include_file,
5154 record_control_macro, check_precompiled, check_preconditions,
5155 pcfinclude, pass_thru_directive, create_definition,
5156 check_macro_name, comp_def_part, collect_expansion,
5157 check_assertion, read_token_list, assertion_install,
5158 assertion_lookup, eval_if_expression, conditional_skip,
5159 validate_else, skip_quoted_string, quote_string, macarg1,
5160 error_from_errno, install, lookup, hashf, dump_defn_1,
5161 perror_with_name, pfatal_with_name, main, trigraph_pcp,
5162 check_white_space, rescan, handle_directive, monthnames,
5163 special_symbol, do_include, remap_include_file, write_output,
5164 arglist, do_assert, do_unassert, do_line, do_error, do_once,
5165 do_ident, do_sccs, do_xifdef, skip_if_group,
5166 output_line_directive, macroexpand, macarg, change_newlines,
5167 initialize_builtins, make_definition): Constify a char*.
5169 * pcp.h (stringdef): Likewise.
5171 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
5173 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
5176 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
5177 Richard Henderson <rth@cygnus.com>
5179 * alias.c: Include ggc.h.
5180 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
5181 (record_set): Verify enough room in reg_base_value.
5182 (init_alias_analysis): Allocate reg_base_value with xcalloc.
5183 Register it as a GC root.
5184 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
5185 * Makefile.in (alias.o): Depend on ggc.h.
5187 * unroll.c (unroll_loop): Verify the insn before a barrier
5188 is a JUMP_INSN before checking JUMP_LABEL.
5190 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
5193 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
5194 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
5195 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
5196 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
5197 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
5199 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * output.h (ctors_section, dtors_section, bss_section): Prototype.
5203 * alpha/alpha-interix.h (text_section): Delete prototype.
5204 * alpha/elf.h (text_section): Likewise.
5205 * arm/linux-elf.h (text_section): Likewise.
5206 * arm/linux-telf.h (text_section): Likewise.
5207 * c4x/c4x.h (text_section): Likewise.
5208 * dsp16xx/dsp16xx.h (bss_section): Likewise.
5209 * elfos.h (text_section): Likewise.
5210 * i386/aix386ng.h (text_section): Likewise.
5211 * i386/i386-interix.h (text_section): Likewise.
5212 * i386/sco5.h (text_section): Likewise.
5213 * i386/svr3gas.h (text_section): Likewise.
5214 * nextstep.h (text_section): Likewise.
5215 * psos.h (text_section): Likewise.
5216 * ptx4.h (text_section): Likewise.
5217 * svr3.h (text_section): Likewise.
5218 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
5220 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5222 * final.c (peephole): Delete prototype.
5224 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
5225 (pre_insert_copies): Remove unused variable `bb'.
5227 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
5230 * output.h (peephole): Add prototype.
5232 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
5234 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
5237 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
5239 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
5240 for inlined declarations.
5242 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
5244 * arm.c (logical_binary_operator): New fucntion.
5245 * arm.h (logical_binary_operator): Declare it.
5246 (PREDICATE_CODES): Handle logical_binary_operator.
5247 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
5248 output constraints. Add appropriate splitters.
5249 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
5250 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
5251 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
5253 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5255 * genoutput.c (struct operand_data): New elt eliminable.
5256 (output_operand_data): Write it.
5257 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
5258 (compare_operands): Take it into account.
5259 * recog.h (struct insn_operand_data): New elt eliminable.
5260 * reload1.c (check_eliminable_occurrences, elimination_effects): New
5262 (old_asm_operands_vec, new_asm_operands_vec): Delete.
5263 (eliminate_regs): Move code that detects changes to elimination
5264 target regs into new function elimination_effects.
5265 Delete one #if 0 block.
5266 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
5267 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
5268 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
5269 Only call eliminate_regs for real operands of the insn, not for parts
5270 of its structure or parts matched by things like match_operator.
5271 Use elimination_effects and check_eliminable_occurrences. Use
5272 copy_insn to duplicate the pattern when not in the final pass.
5274 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
5276 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
5279 1999-10-22 Bruce Korb <autogen@linuxbox.com>
5281 * fixinc/README: document the "mach" machine matching test
5282 * fixinc/fixfixes.c: Implement the #else/#endif label fix
5283 * fixinc/fixtests.c: Implement the #else/#endif label test
5284 * fixinc/inclhack.def: utilize these tests and fixes
5285 * fixinc/inclhack.sh: regen
5286 * fixinc/fixincl.x: regen
5287 * fixinc/fixincl.sh: regen
5289 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
5291 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
5294 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
5296 * gcc.1: Document exit codes.
5298 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5300 * calls.c: Include tm_p.h later, so everything we need is defined.
5302 * function.c: Likewise.
5304 * except.c: Include tm_p.h.
5306 * sparc.c: Likewise.
5307 (dwarf2out_cfi_label): Don't prototype.
5308 (check_return_regs, epilogue_renumber,
5309 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
5310 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
5311 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
5312 ultra_schedule_insn): Add static prototype.
5313 (data_segment_operand, text_segment_operand): Call itself with the
5314 proper number of arguments.
5315 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
5317 * sparc.h: Move all declarations to sparc-protos.h.
5318 (SELECT_RTX_SECTION): Pass a missing MODE argument to
5321 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
5323 * config/svr4.h (text_section, ctors_section, dtors_section): Add
5325 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
5326 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
5327 ASM_OUTPUT_ASCII): Constify a char*.
5329 * sparc-protos.h: New file for sparc prototypes.
5331 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5333 * function.c (record_insns, contains): Always declare and define.
5334 (record_insns): Mark with ATTRIBUTE_UNUSED.
5336 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5338 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
5339 to .section when outputting a .bss section to deal with multiple
5340 .bss input sections (as happens with -fdata-sections)
5341 Also output %progbits, not @progbits so the assembler doesn't treat as
5343 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
5345 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
5346 thumb parts even when building with non-thumb CPUs, by forcing
5349 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
5351 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
5352 (movdf_const_intreg_sp64): Similarly.
5354 * local-alloc.c (update_equiv_regs): Check the correct insn
5355 for pre-existing REG_EQUIV notes.
5357 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
5359 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
5360 block reached by a branch if we're not going to actually process
5363 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
5365 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
5366 a local extern function declaration.
5368 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
5370 * i386.c (ix86_expand_prologue): Properly wrap USE around
5371 reg for CALL_INSN_FUNCTION_USAGE.
5373 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
5375 * config/mips/mips.md (movdf_internal1a): Allow floating-point
5376 move between GP_REGs.
5378 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
5380 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
5381 the mode size when finding out if an offset is legal.
5383 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
5385 * basic-block.h (PROP_*): Move constants from ...
5387 (compute_bb_for_insn): Free the array before reallocating.
5388 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
5389 (allocate_reg_life_data): Reset all reg variables collected by
5391 (get_block_head_tail): Don't convert from bb to block.
5392 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
5393 (find_insn_reg_weight): Take block not bb.
5394 (schedule_block): Don't set block num for moved insns.
5395 (schedule_region): Don't update_life_info or find_insn_reg_weight.
5396 (schedule_insns): Do it here instead.
5397 * combine.c (combine_instructions): Invoke compute_bb_for_insn
5398 before update_life_info.
5399 * recog.c (split_all_insns, peephole2_optimize): Update for
5400 new arg to update_life_info.
5401 * rtlanal.c (remove_note): Cope with NULL note.
5402 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
5405 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
5407 * jump.c (jump_optimize_1): More accurately detect casesi insns.
5409 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
5410 block records so that merge_blocks_nomove will clean up correctly.
5411 (split_edge): Handle casesi insns.
5413 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
5415 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
5417 * pa.md (call, call_value): Do not emit a blockage after restoring
5420 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
5422 * c-typeck.c (c_expand_asm_operands): Fix typo.
5424 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5426 * arm.c (fpu_rhs_operand): Verify modes.
5427 (fpu_add_operand): Likewise.
5428 (di_operand): Likewise.
5429 (soft_df_operand): Likewise.
5431 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
5433 * arm.c (arm_return_in_memory): APCS rules state that the elements
5434 of a structure returned in a register must be 'integer-like'.
5436 1999-10-19 Bruce Korb <autogen@linuxbox.com>
5438 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
5439 in the source tree when the generated targets are out of date
5440 * fixinc/genfixes: Alter it to run individual fixes for make.
5441 * fixinc/README: rewrite
5442 * fixinc/inclhack.def: moved initial comments to README
5444 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
5446 * toplev.c (main): Do not generate an error message if an
5447 unrecognised command line switch is recognisable by another
5448 language. If extra_warnings are enabled, then generate a
5449 warning message instead.
5451 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
5453 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
5454 (insert_pack_attributes): Delete prototype.
5456 * c-pragma.c (default_alignment): New static variable.
5457 (push_alignment): Initialize to current effective alignment.
5458 (pop_alignment): Use to set new alignment.
5459 (insert_pack_attributes): Delete function.
5460 (handle_pragma_token): Set default_alignment as well each time
5461 a #pragma pack(<n>) is encountered.
5463 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
5465 * reg-stack.c (stack_result): Aggregates are not returned in
5468 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5470 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
5472 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
5474 * basic-block.h (set_block_num): Declare.
5475 * flow.c (update_life_info): Don't call compute_bb_for_insn
5476 or free_basic_block_vars.
5477 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
5478 (insn_orig_block): Remove.
5479 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
5480 (schedule_block): Keep BLOCK_NUM up-to-date.
5481 (schedule_insns): Use compute_bb_for_insn.
5482 * recog.c (split_all_insns): Likewise.
5483 (peephole2_optimize): Likewise.
5485 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
5487 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
5488 if the pic register is used.
5490 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5492 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
5493 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
5494 if that tests TREE_PERMANENT.
5496 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
5498 * cse.c (invalidate_for_call): Do not remove memory references from
5499 the table here. It's handled elsewhere.
5501 * haifa-sched.c (add_dependence): Protect references to the
5502 true dependency cache with #ifdef INSN_SCHEDULING.
5503 (remove_dependence): Similarly.
5505 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
5506 to the cfg code that this is a return instruction.
5507 * mn10300.md (return_internal): Similarly.
5509 * combine.c (get_last_value): If the last set of a register
5510 is after subst_low_cuid, then we can not use it to determine
5511 the register's last value.
5513 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
5515 * Makefile.in: Back out previous change.
5517 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
5519 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
5521 * haifa-sched.c (add_dependence): Only check/update the cache
5523 (remove_dependence): Likewise.
5524 (schedule_insns): Only create the true_dependency_cache if the
5525 average number of instructions in a basic block is very large.
5527 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
5529 * Makefile.in (ggc-common.o): Depend on genrtl.h.
5530 (ggc-simple.o): Likewise.
5531 (ggc-page.o): Likewise.
5533 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
5535 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
5536 Prototype for exported functions.
5537 (pre_lcm, pre_rev_lcm): Remove prototypes.
5538 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
5539 (compute_available): Move to lcm.c, and change parameter order.
5540 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
5541 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
5542 (gcse_main): No longer call compute_preds_succs. Rebuild the
5543 set table after reach pre pass.
5544 (pre_insert_map, pre_delete_map, edge_list): New.
5545 (alloc_pre_mem): Allocate edge vectors.
5546 (free_pre_mem): Delete edge vectors.
5547 (compute_pre_data): Call new edge based lcm routines.
5548 (process_insert_insn): New function.
5549 (insert_insn_end_bb): Use it.
5550 (pre_edge_insert): New function.
5551 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
5553 (pre_insert_copies): Revamp using new edge based lcm outputs.
5554 (pre_delete): Likewise.
5555 (one_pre_gcse_pass): Insert & remove fake edges to the exit
5557 (compute_code_hoist_vbeinout): New new edge based routines.
5558 * lcm.c: Remove all the old LCM functions. Replace with new ones
5559 that work with the new cfg datastructures and work with edges
5562 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5564 * reload.h (struct reload): Add new fields "mode" and "nregs".
5565 * reload1.c: Change all occurrences of reload_mode and reload_nregs
5566 to reference the "mode" and "nregs" field within struct reload.
5568 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
5570 * haifa-sched.c (true_dependency_cache): New.
5571 (add_dependence): Use the true dependency cache to avoid expensive
5572 walks down the LOG_LINKS dependency list. Add entries to the
5574 (remove_dependence): Remove entries from the true dependency cache
5576 (schedule_insns): Allocate and initialize and free the true
5579 * haifa-sched.c (schedule_insns): Do not remove inter-block
5580 dependencies anymore.
5582 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5584 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
5585 * i386/t-winnt: Likewise.
5587 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
5589 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
5591 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
5593 * Makefile.in (LANGUAGES): Omit "proto".
5594 (clean): Remove stale comment about removing unprotoize.c.
5596 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5598 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
5599 using arithmetic on void pointers.
5601 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
5603 * haifa-sched.c (compute_block_forward_dependencies): Only check
5604 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
5606 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
5608 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
5609 (expr_equiv_p): Reject memories with different alias sets.
5611 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
5613 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
5614 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
5615 (f_options): Add "bounded-pointers" and "bounds-check" entries.
5616 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
5617 (lang_init): Set default for flag_bounds_check if still "unspecified".
5619 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5621 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
5623 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5625 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
5628 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5630 * config/c4x/c4x.md (*db_noclobber,
5631 *decrement_and_branch_until_zero_noclobber): New patterns and
5632 associated splitters.
5634 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5636 * config/c4x/c4x.md (parallel instruction patterns): Rework
5637 constraints to keep reload happy.
5639 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5641 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
5642 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
5643 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
5644 Add new patterns and associated post-reload splitters.
5646 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5648 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
5650 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5652 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
5654 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
5656 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5658 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
5661 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
5663 * pa.c (move_operand): Rely on memory_address_p to determine the
5664 validity of non-indexed memory addresses.
5665 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
5666 operand in DFmode and SFmode when generating PA2.0 code.
5668 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
5670 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
5672 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
5674 * mips.c (function_prologue): Fix argument types.
5675 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
5676 (casesi_internal): Write to the scratch register.
5678 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
5680 * cppexp.c (cpp_parse_escape): Make static. Change second arg
5682 (parse_charconst): Delete unnecessary cast when calling
5684 (cpplib.h): Kill prototype of cpp_parse_escape.
5686 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
5688 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
5689 * unroll.c (unroll_loop): Cast return value of alloca.
5690 * i370/i370.c: Include function.h and toplev.h.
5691 (i370_label_scan): Remove c++ commented abort.
5692 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
5693 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
5694 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
5695 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
5697 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
5699 * config/t-freebsd: Do not override USER_H.
5700 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
5702 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
5703 Mumit Khan <khan@xraylith.wisc.edu>
5705 * c-parse.in (component_decl): Support anonymous struct/union.
5707 * c-parse.y: Regenerate.
5708 * c-parse.c: Likewise.
5709 * objc/objc-parse.y: Likewise.
5710 * objc/objc-parse.c: Likewise.
5711 * c-decl.c (finish_struct): Don't sort the fields.
5712 (field_decl_cmp): Delete unused function.
5714 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
5716 * sparc.md (movsf_const_intreg): Revert last constraint change.
5717 (movdf_const_intreg_sp32): Likewise.
5719 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
5721 * cse.c: Include hashtab.h instead of splay-tree.h
5722 (struct cse_reg_info): No longer use variant union. Add new
5723 field "regno". All references changed to avoid union.
5724 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
5725 (free_cse_reg_info): Remove.
5726 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
5727 (get_cse_reg_info): Revamp to use expandable hash tables instead
5728 of splay trees. Initialize new fields in cse_reg_info structure.
5729 (new_basic_block): Similarly.
5731 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
5733 * genrecog.c (message_with_line): Prototype.
5734 (validate_pattern): Pass along the set for the dest, not a flag.
5735 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
5736 Check for PC/CC0 as sources.
5737 (nodes_identical): Check for children position match before
5738 allowing the combination.
5740 * rtl.c (read_rtx): Track line number across \\\n.
5742 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
5744 * mips.h (SPECIAL_MODE_PREDICATES): New.
5745 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
5746 (movdi+1, movsi+1): Add output reload constraint.
5747 (casesi_internal): Likewise. Fix commentary.
5748 (return_internal): Use pmode_register_operand.
5750 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
5752 * 1750a.md (movstrqi): Add missing output reload constraint.
5753 (call_value): Likewise.
5754 * a29k.md (cpxxx patterns): Add missing match_operator mode.
5755 (jmpfdec): Add missing inout reload constraint.
5756 * elxsi.md (addsi patterns): Add missing output reload constraint.
5757 (move from sp): Use @ alternates.
5758 (call_value): No constraint on output.
5759 * fr30.md (movsi_pop): Add missing output reload constraint.
5760 (movsf_constant_store): Likewise.
5761 (splits): Remove constraints.
5762 (subsi3): Add missing mode.
5763 * i370.md (cmpstrsi+1): Add missing output reload constraint.
5764 (call_value): Likewise.
5765 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
5766 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
5767 * m32r.md (movsicc_internal): Add output reload constraint.
5768 (movstrsi_internal): Add inout reload constraints.
5769 * m88k.h (reg_names): Don't declare.
5770 (SPECIAL_MODE_PREDICATES): New.
5771 * m88k.md (*): Use register_operand not reg_or_0_operand
5773 * mn10200.h (PREDICATE_CODES): New.
5774 * ns32k.md (ffs pattern): Add output reload constraint.
5775 * pdp11.md (sob pattern): Add inout reload constraint.
5776 * sh.md (splits): Remove constraints.
5777 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
5778 * v850.md (pattern_is_ok_for_epilogue): Likewise.
5779 * vax.md (jgequ pattern): Add inout reload constraint.
5781 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
5783 * configure.in (djgpp): Revert previous patch.
5784 * configure: Rebuit.
5785 * config/i386/djgpp.h: Revert previous patch.
5787 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
5789 * fixinc/inclhack.def: Restore patch lost during last merge of
5790 "no_bogosity" branch.
5791 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
5793 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5795 * fixincludes: Add a HPUX 11 fix for inttypes.h.
5796 * fixinc/inclhack.def: Same.
5797 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
5799 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
5801 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
5802 as the base of a PLUS.
5804 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5806 * config/c4x/c4x.md: Define mode for remaining unspec operators.
5807 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
5809 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
5811 * pa.md (post_stw+1): Use pmode_register_operand.
5812 (dcacheflush, icacheflush): Likewise.
5814 * i386.md (movstricthi_1): Allow r/r.
5816 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
5818 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
5819 to (not (and (arg0) (arg1))). Similary for and.
5821 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
5822 fallthrough to associate code.
5823 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
5826 * combine.c (simplify_logical): Convert XOR to IOR if operands have
5827 no bits in common; remove XOR to ROTATE conversion.
5829 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5831 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
5833 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5835 * config/c4x/c4x.c (dst_operand): New.
5836 (PREDICATE_CODES): Update.
5837 * config/c4x/c4x.h (dst_operand): Declare it.
5838 * config/c4x/c4x.md: Define mode for each unspec usage.
5839 (move patterns): Use dst_operand predicate instead of src_operand.
5840 (movqi_update, movqf_update): Delete.
5842 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
5844 * recog.c (pmode_register_operand): New.
5845 * recog.h: Declare it.
5846 * genrecog.c (pred_codes): Likewise.
5847 (special_mode_pred_table): Likewise.
5848 (validate_pattern): Don't warn no mode for address_operand.
5850 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
5851 if the operand is not insn-like.
5853 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
5854 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
5856 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
5858 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
5860 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
5861 instead of general_operand in a SET_DEST. Use const_double_operand
5862 instead of an explicit test against CONST_DOUBLE.
5863 (movsf_const_lo): Add missing register mode.
5864 (goto_handler_and_restore): Add auxiliary test for Pmode.
5865 (flush): Adjust to use address_operand.
5866 (return_sf_no_fpu): Add missing output constraint.
5868 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
5870 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
5871 for call return value.
5872 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
5874 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
5876 * toplev.c (main): Only warn about options for other languages.
5877 * collect2.c (main): Pass -w to sub-gcc.
5879 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
5881 * flow.c (propagate_block): Add call-clobbered registers to
5884 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
5885 zapping mem_set_list.
5886 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
5887 (mark_set_1, mark_used_regs): Likewise.
5889 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
5891 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
5893 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5895 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
5896 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
5897 options. Also add a new item "C-only Warning Options" to the
5900 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
5902 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
5903 from multiple calls.
5905 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
5907 * i386.md (call value patterns): Move to the end of the file.
5908 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
5910 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
5912 * configure.in (djgpp configuration): Define extra_objects..
5913 * configure: Rebuilt.
5914 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
5915 (DTORS_SECTION_ASM_OP): Define.
5916 (INIT_SECTION_ASM_OP): Define.
5917 (FINI_SECTION_ASM_OP): Define.
5918 (DATA_SECTION_ASM_OP): Define.
5919 (TEXT_SECTION_ASM_OP): Define.
5920 (EH_FRAME_SECTION_ASM_OP): Define.
5921 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
5922 (STARTFILE_SPEC): Add crtbegin.o.
5923 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
5924 to here from LINK_COMMAND_SPEC.
5925 (DO_GLOBAL_CTORS_BODY): Define.
5926 (CRTSTUFF_USE_FINI_SECTION): Define
5927 (HAS_INIT_SECTION): Delete.
5929 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
5931 * Makefile.in (all.cross): Depend on xcpp$(exeext).
5933 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
5935 * pa.h (PREDICATE_CODES): New.
5937 * genrecog.c (validate_pattern): Condense the destination
5940 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
5942 * alpha.md (call-1): Supply missing mode for operator.
5943 (*): Add missing output reload constraints. Remove constraints
5946 * i386.h (SPECIAL_MODE_PREDICATES): New.
5947 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
5948 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
5949 (addsi_lea_3): Add missing mode for op 3.
5950 (prologue_set_got, prologue_get_pc): Add missing modes.
5951 (*) Add missing output reload constraints.
5953 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
5955 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
5956 check for member bit-size overflow and use var_size if it occurs.
5957 (layout_record): Use bitsize_int() to define the type size in bits.
5958 Likewise for computation and assignment to DECL_FIELD_BITPOS.
5959 (layout_decl): Likewise when assigning to DECL_SIZE.
5961 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
5963 * genrecog.c (validate_pattern): Typo last change. Verify
5964 that output operands have output reloads.
5966 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
5968 * genrecog.c (special_mode_pred_table): New.
5969 (NUM_SPECIAL_MODE_PREDS): New.
5970 (find_operand): New.
5971 (validate_pattern): New argument `insn'. Warn for assignment to
5972 any predicate accepting non-lvalues. Conditionaly warn for
5973 match_operand without a mode. Try much harder to match source
5974 and destination modes on a set.
5975 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
5977 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
5979 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
5981 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
5983 * combine.c (simplify_logical): Recognize xor pattern that encodes
5986 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5988 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
5991 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
5993 * ggc-page.c (MAP_FAILED): Provide default.
5995 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
5997 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
5998 * sparc.h (PREDICATE_CODES): Update.
6000 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
6002 * alpha.c (some_ni_operand): New.
6003 * alpha-protos.h: Declare it.
6004 * alpha.h (PREDICATE_CODES): Update.
6005 * alpha.md (sXaddq reload insns): Use some_ni_operand
6006 for SET_DEST instead of some_operand.
6008 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
6009 Jim Wilson <wilson@cygnus.com>
6011 * genrecog.c (maybe_both_true_2): Don't compare modes of
6013 (process_tree): Elide peephole2_insns. Invoke simplify_tests
6014 after find_afterward.
6015 (debug_decision_1): Dump next and afterward codes.
6017 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
6019 * rtl.c (dump_and_abort): Remove.
6020 (fatal_with_file_and_line): New.
6021 (fatal_expected_char): New.
6022 (read_rtx_lineno, read_rtx_filename): New.
6023 (read_skip_spaces): Track line number.
6024 (read_name): Use fatal_with_file_and_line.
6025 (read_rtx): Use fatal_expected_char. Track line number.
6026 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
6028 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
6029 if it isn't a CODE_LABEL.
6031 * genattr.c (main): Set read_rtx_filename.
6032 * genattrtab.c (main): Likewise.
6033 * gencodes.c (main): Likewise.
6034 * genconfig.c (main): Likewise.
6035 * genemit.c (main): Likewise.
6036 * genextract.c (main): Likewise.
6037 * genflags.c (main): Likewise.
6038 * genopinit.c (main): Likewise.
6039 * genoutput.c (main): Likewise.
6040 * genpeep.c (main): Likewise.
6042 * genrecog.c (decision_test.u.insn): Add `lineno'.
6043 (pattern_lineno, error_count): New variables.
6044 (message_with_line): New.
6045 (add_to_sequence): Break out checking code to ...
6046 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
6047 (merge_insn): Use message_with_line.
6048 (make_insn_sequence): Use validate_pattern. Record insn lineno.
6049 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
6051 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6053 * expr.c (store_constructor): Clear union if constructor is empty.
6055 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
6057 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
6058 Add !endian checks. Change %{...} to %(...).
6060 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
6062 * i386.md (*addsi3_cc): Renamed from addcsi3.
6063 (*addsi3_carry): Renamed from addxsi3.
6064 (*subsi3_cc): Renamed from subcsi3.
6065 (*subsi3_carry): Renamed from subxsi3.
6066 (*xorqi_cc_1): Renamed from xorcqi_1.
6067 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
6068 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
6070 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
6072 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
6073 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
6075 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
6077 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
6078 climb up the chain of insns.
6080 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
6082 * genrecog.c (write_subroutine): Careful for null trees.
6083 (process_tree): Don't elide empty functions.
6085 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
6087 * Makefile.in (genrtl.o): Depend on ggc.h.
6088 * configure.in (valloc): Probe for it.
6089 (with-gc): Use ggc-page if valloc present.
6090 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
6091 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
6092 (ggc_alloc_string): Moved from ggc-page.c.
6093 * ggc-none.c (ggc_alloc_obj): New.
6094 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
6095 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
6096 (struct globals): Likewise for dev_zero_fd.
6097 (init_ggc): Likewise for it's initialization.
6098 (ggc_allocated_p): Move careful dereference from ...
6099 (ggc_lookup_page_table): ... here. Delete.
6100 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
6101 (alloc_anon): Use valloc if no mmap.
6102 (release_pages): Use free if using valloc.
6103 (ggc_alloc_obj): Renamed from alloc_obj.
6104 (ggc_set_mark): Renamed from mark_obj.
6105 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
6106 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
6107 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
6108 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
6109 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
6110 (ggc_collect): Use fp printing instead of our own rounding.
6111 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
6112 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
6113 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
6114 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
6115 (struct ggc_string, struct ggc_any): Delete.
6116 (offsetof): Provide default definition.
6117 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
6119 (struct ggc_mem): New, from corpse of ggc_any.
6120 (struct ggc_status): Delete.
6121 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
6122 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
6123 (n_strings_collected, n_anys_collected): Delete.
6124 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
6125 (ggc_alloc_string, ggc_alloc): Delete.
6126 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
6127 (ggc_free_string, ggc_free_any): Delete.
6128 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
6129 (ggc_compare_addresses, ggc_mark_string): Delete.
6130 (ggc_mark_string_if_gcable, ggc_mark): Delete.
6131 (search_data): Delete.
6132 (struct globals): New.
6133 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
6134 (tree_insert, tree_lookup): New.
6135 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
6136 (clear_marks, sweep_objs): New.
6137 (ggc_collect): Gut. Use clear_marks, sweep_objs.
6138 (init_ggc): Set allocated_last_gc.
6139 (ggc_push_context): Gut. Use G.context.
6140 (ggc_pop_context): Likewise.
6141 (ggc_pop_context_1): New.
6142 (debug_ggc_tree): New.
6143 (debug_ggc_balance, tally_leaves): New.
6144 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
6145 (ggc_mark_string_if_gcable): Remove decl.
6146 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
6147 (ggc_mark_rtvec_children): New.
6148 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
6149 (ggc_mark_if_gcable): New decl.
6150 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
6151 (ggc_alloc_tree, ggc_alloc): Likewise.
6152 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
6153 (ggc_alloc_obj): New decl.
6154 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
6155 (ggc_alloc_tree, ggc_alloc): Likewise.
6156 (ggc_set_mark): New decl.
6157 * rtl.h (struct rtx_def): Remove gc_mark.
6158 (struct rtvec_def): Likewise.
6159 * tree.h (struct tree_common): Likewise.
6161 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
6163 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
6164 float_format and thread_file definitions.
6165 * configure: Rebuilt.
6167 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
6169 * extend.texi (Function Names): Document types of function names.
6171 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6173 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
6174 an earlyclobbered output conflict with RELOAD_INPUT reloads.
6176 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6178 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
6180 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6182 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
6184 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
6186 * collect2.c (main): Do prelimnary link on AIX if rflag.
6188 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6190 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
6191 __CTOR_LIST__ in opposite order, which is the correct order for sorted
6193 (__do_global_dtors): similarly for __DTOR_LIST__.
6195 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6196 Diego Novillo <dnovillo@cygnus.com>
6198 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
6201 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
6203 * fixincl/*: Merged "no_bogosity" branch
6204 * fixincl/fixlib.h: protect against doubly defining t_bool
6205 * fixincl/server.h: protect against doubly defining t_bool
6207 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
6209 * genoutput.c: Include toplev.h.
6211 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
6213 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6215 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
6216 * configure: Regenerate.
6218 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6220 * gcse.c (delete_null_pointer_checks): Returns void.
6222 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6224 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
6225 * emit-rtl.c (copy_insn_1): Likewise.
6227 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6229 * config/mips/mips.c (mips_build_va_list): Correct
6230 TREE_CHAIN setting when hard-float.
6231 (mips_va_start): Use corrected setting.
6232 (mips_va_arg): Likewise. Also pass a tree to build of
6233 POSTINCREMENT_EXPR rather than a naked 'int'.
6235 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
6237 * ggc.h (ggc_push_context): Fix comment.
6238 (ggc_pop_context): Likewise.
6239 (mark_string_if_gcable): Likewise.
6240 * ggc-common.c (ggc_mark_rtx_children): Use
6241 ggc_mark_string_if_gcable.
6242 * ggc-page.c (ggc_lookup_page_table): New function.
6243 (ggc_allocated_p): Likewise.
6244 (mark_obj): Fix formatting.
6245 (ggc_mark_string_if_gcable): New function.
6246 * ggc-simple.c (ggc_allocated_strings): New variable.
6247 (ggc_strings_used): Likewise.
6248 (ggc_compare_addresses): New function.
6249 (ggc_pop_context): Pop the `any' memory too.
6250 (ggc_mark_string_if_gcable): New function.
6251 (ggc_collect): Initialize and tear down ggc_allocated_strings.
6253 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
6255 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
6256 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
6257 * rs6000.c (expand_block_move): Match movstrsi_?reg register
6260 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
6262 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
6263 (sched_reg_live_length, sched_reg_basic_block): Delete.
6264 (current_block_num, bb_live_regs, old_live_regs): Delete.
6265 (dead_notes, struct sometimes): Delete.
6266 (sched_note_set, birthing_insn_p): Delete.
6267 (adjust_priority): Gut useless reg lifetime code.
6268 (create_reg_dead_note, attach_deaths): Delete.
6269 (attach_deaths_insn, new_sometimes_live): Delete.
6270 (finish_sometimes_live): Delete.
6271 (find_pre_sched_live, find_post_sched_live): Delete.
6272 (update_reg_usage): Delete.
6273 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
6274 (schedule_insns): Delete reg lifetime code.
6275 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
6276 (unlink_other_notes): Adjust REG_NOTE commentary.
6277 (reemit_notes): Use REG_SAVE_NOTE.
6278 (schedule_block): Likewise.
6279 (schedule_region): Allocate bitmap of blocks in region. Use
6280 count_or_remove_death_notes. Use update_life_info.
6282 * rtl.h (REG_SAVE_NOTE): New.
6283 * rtl.c (reg_note_name): Update.
6285 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
6287 * combine.c (refresh_blocks, need_refresh): New.
6288 (combine_instructions): Allocate refresh_blocks. Invoke
6289 update_life_info if needed.
6290 (distribute_notes): Mark refresh_blocks instead of installing
6292 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
6293 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
6295 * Makefile.in (recog.o): Depend on basic-block.h.
6297 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
6299 * genrecog.c (add_to_sequence): Thinko last change: delete
6300 shadowing allow_const_int variable.
6302 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6304 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
6305 __GNUC__ and __GNUC_MINOR__.
6307 * gansidecl.h: Likewise.
6313 * toplev.h: Likewise.
6319 * varray.c: Likewise.
6321 * varray.h: Likewise.
6323 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6325 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
6326 use one before a jump table.
6328 * rtl.def (ADDRESS): Change documentation to match reality.
6329 * md.texi: Don't document it.
6330 * gmicro.md (load address pattern): Use 'p' constraint, delete use
6333 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
6335 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
6337 * genrecog.c (add_to_sequence): Move allow_const_int test outside
6338 known predicate block; default allow_const_int true.
6339 (debug_decision_list): New.
6341 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
6343 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
6345 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
6347 * gcse.c (gcse_main): Avoid global optimizations if we have a
6348 large number of basic blocks and the ratio of edges to blocks
6350 (delete_null_pointer_checks): Likewise.
6352 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
6354 * c-common.c (check_format_info): Warn if format string isn't a
6357 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6359 * configure.in (arm*-*-*): Don't let autoconf remove brackets
6360 * configure: regenerate
6362 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
6364 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
6365 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
6366 (peepholes): Re-enable.
6368 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
6370 * Makefile.in (flow.o): Depend on TREE_H.
6371 * basic-block.h (REG_SET_EQUAL_P): New.
6374 (free_regset_vector): Remove declaration.
6375 (flow_delete_insn_chain): Declare.
6376 (enum update_life_extent): New.
6377 (update_life_info, count_or_remove_death_notes): Declare.
6378 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
6379 Verify register live at bb->global_live_at_start before adding USE.
6380 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
6381 (CLEAN_ALLOCA): New.
6383 (PROP_*): New flags.
6384 (find_basic_blocks_1): Use alloc_EXPR_LIST.
6385 (clear_edges): Zero n_edges.
6386 (make_edge): Increment n_edges.
6387 (split_edge): Don't allocate bb->local_set. Increment n_edges.
6388 (flow_delete_insn_chain): Export.
6389 (delete_block): Decrement n_edges.
6390 (merge_blocks_nomove): Likewise.
6391 (life_analysis): Give life_analysis_1 PROP flags.
6392 (verify_wide_reg_1, verify_wide_reg): New.
6393 (verify_local_live_at_start): New.
6394 (update_life_info): Rewrite to call into propogate_block.
6396 (mark_regs_live_at_end): After reload, if epilogue as rtl,
6397 always mark stack pointer. Conditionally mark PIC register.
6398 After reload, mark call-saved registers, return regsiters.
6399 (life_analysis_1): Accept PROP flags not remove_dead_code.
6400 Call mark_regs_live_at_end before zeroing regs_ever_live.
6401 Use calculate_global_regs_live. Copy global_live_at_end before
6402 calling final propagate_block. Zero reg_next_use on exit.
6403 (calculate_global_regs_live): New.
6404 (allocate_bb_life_data): Don't allocate bb->local_set.
6405 (init_regset_vector, free_regset_vector): Remove.
6406 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
6407 Test flags before every operation. Warn if prologue/epilogue insn
6408 would have been deleted.
6409 (mark_set_regs, mark_set_1): Accept and use FLAGS.
6410 Use alloc_EXPR_LIST.
6411 (mark_used_regs): Accept and use FLAGS, not FINAL.
6412 Remove special handling for RETURN.
6413 (try_pre_increment): Use alloc_EXPR_LIST.
6414 (dump_flow_info): Dump n_edges.
6415 (unlink_insn_chain, split_hard_reg_notes): Remove.
6416 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
6417 (find_insn_with_note, new_insn_dead_notes): Remove.
6418 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
6419 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
6420 (replace_insns): Remove.
6421 (count_or_remove_death_notes): New.
6422 (verify_flow_info): Abort on error after all checks.
6423 (remove_edge): Decrement n_edges.
6424 (remove_fake_edges): Tweek format.
6425 * haifa-sched.c (schedule_insns): Use split_all_insns.
6426 * output.h (update_life_info): Remove declaration.
6427 * recog.c (split_all_insns): From the corpse of split_block_insns,
6428 do the whole function block by block. Use update_life_info.
6429 (recog_last_allowed_insn): New.
6430 (recog_next_insn): Mind it.
6431 (peephole2_optimize): Set it. Walk backwards through blocks.
6432 Use update_life_info.
6433 * rtl.h (update_flow_info, replace_insns): Remove declarations.
6434 (split_all_insns): Declare.
6435 * toplev.c (rest_of_compilation): Thread prologue before flow2.
6436 Use split_all_insns.
6438 * i386.md (or -1 peep2s): Disable.
6440 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
6442 * config/mips/mips.md (movstrsi+[123]) : Combine these into
6443 a single pattern. Scrap the 'd' versions as unnecessary.
6445 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
6446 tablejump_mips162,tablejump_internal4): The operands to a
6447 label_ref must be VOIDmode.
6449 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
6453 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
6455 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
6457 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
6459 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
6460 cache every function if ggc_p.
6462 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6464 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
6465 instead of copy_rtx. Accept sequences that contain asm statements.
6466 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
6467 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
6468 orig_asm_operands_vector, copy_asm_operands_vector,
6469 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
6471 * rtl.h (copy_insn, copy_insn_1): Declare.
6473 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6475 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
6477 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
6478 arguments to `current_file_function_operand'.
6480 * genrecog.c: Include hard-reg-set.h and resource.h in the
6481 generated output file.
6483 * real.c: Include tm_p.h.
6485 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6487 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
6490 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
6492 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
6493 before the fctiwz insn.
6495 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6496 Mark Mitchell <mark@codesourcery.com>
6498 * tree.c (make_lang_type_fn): New funtion pointer.
6499 (make_lang_type): Call it.
6500 * tree.h (make_lang_type): Declare.
6501 (make_lang_type_fn): Likewise.
6502 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
6504 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
6506 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
6507 make sure that HIGH instructions are copied into BASE_REGS.
6509 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
6511 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
6513 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
6515 * c-decl.c (finish_struct): Use simpler method of
6516 removing elements of a singly-linked list.
6518 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
6520 * alpha.md (peephole2's): Comment out peephole2's that generate
6523 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
6525 * genrecog.c (add_to_sequence): Disable mode check for
6528 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6530 * ggc-simple.c (init_ggc): Set empty_string.
6532 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
6534 * configure.in: Detect mmap. Add --with-gc=foo to select
6535 garbage collector; default to page if mmap available.
6536 * Makefile.in (GGC): Substitute.
6538 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
6540 * c-decl.c (ggc_p): Enable.
6542 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * flow.c (verify_flow_info): Make it extern & unconditionally define.
6546 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
6548 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
6549 string for little-endian-data.
6551 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
6553 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
6554 case somebody tries to compile --enable-checking code with gcc
6557 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
6559 * genrecog.c (add_to_sequence): Verify operand to label_ref is
6562 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
6564 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
6565 * jump.c (jump_optimize_1): Document why.
6567 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6569 * collect2.c (scan_prog_file, scan_libraries): Prototype function
6570 pointers and casts for `int_handler' and `quit_handler'.
6572 * flow.c (verify_flow_info, split_hard_reg_notes,
6573 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
6574 remove_edge, remove_fake_successors): Add static prototypes.
6575 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
6576 (mark_set_1): Initialize variable `regno'.
6577 (unlink_insn_chain): Likewise for variable `curr'.
6578 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
6580 * loop.c (strength_reduce): Initialize variable
6581 `unrolled_insn_copies'.
6582 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
6583 prototypes. Change these functions to take const PTR parameters
6584 to avoid prototype conflict when used as the comparson argument
6586 (check_dbra_loop): Initialize variable `comparison_val'.
6588 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
6589 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
6590 (find_valid_class): Initialize variable `best_class'.
6591 (find_reloads): Call memcpy, not bcopy.
6593 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
6594 (hard_reg_use_compare): Don't needlessly cast away const.
6595 (reload_reg_class_lower): Likewise.
6596 (choose_reload_regs): Initialize variable `regno'.
6598 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
6600 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
6602 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
6604 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
6605 ({,d}discard): Add forward declarations. Declare parameter as
6607 (main_without_main): Explicitly declare return type to be int.
6608 (memcpy): Properly declare.
6610 * libgcc2.c (toplevel): If inhibit_libc is defined and not
6611 building the trampoline support, declare malloc, free, and
6613 (__clear_cache): Mark arguments as potentially unused.
6615 * frame.c (toplevel): If inhibit_libc is defined, declare
6618 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
6620 * flow.c (make_edge): Accept an optional 2D bitmap in which
6621 to cache edge existence. Update all callers.
6622 (make_label_edge, make_eh_edge): Pass through the edge cache.
6623 (make_edges): Provide the cache.
6625 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6627 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
6629 (local_mbtowc): Change the type of variable `i' from int to size_t.
6631 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
6632 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
6634 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
6636 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
6637 after other includes that define the appropriate types. Include
6638 tm_p.h for getting user prototypes.
6639 * ggc-callbacks.c (toplevel): Ditto.
6640 * ggc-none.c (toplevel): Ditto.
6641 * gcc-page.c (toplevel): Ditto.
6642 * ggc-simple.c (toplevel): Ditto.
6644 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
6645 Jonathan Larmour <jlarmour@cygnus.co.uk>
6647 * config/mips/mips.c (mips_move_2words): Split doubles if
6648 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
6650 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
6652 * genrecog.c (struct decision_test): New.
6653 (struct decision): Remove test-related members, sort the rest by size.
6654 (IS_SPLIT): Simplify.
6655 (new_decision, new_decision_test): New.
6656 (add_to_sequence): Use them. No special handling for args of
6658 (maybe_both_true): Renamed from not_both_true; return sense changed.
6659 (maybe_both_true_1, maybe_both_true_2): New. Broken out
6660 of maybe_both_true and adjusted for decision_test.
6661 (position_merit): Remove.
6662 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
6663 (merge_accept_insn): New, broken out of merge_trees.
6664 (merge_trees): Use them. No special case for c_test; no node
6665 splitting; use test type instead of position_merit.
6666 (factor_tests): New.
6667 (simplify_tests): New.
6668 (break_out_subroutines): Don't write code now.
6669 (find_afterward): New.
6670 (write_afterward, write_switch, write_cond): New.
6671 (write_action, is_unconditional): New.
6672 (write_node): New. Use them.
6673 (write_tree_1): Rewrite. Use the new functions above.
6674 (write_tree): Remove afterward processing.
6675 (write_subroutine): Simplify function variant emission.
6676 (write_subroutines): New.
6677 (same_codes, clear_codes): Remove.
6678 (same_modes, clear_modes): Remove.
6679 (write_header): New, broken out of main.
6680 (make_insn_sequence): Use new_decision and new_decision_test.
6681 (process_tree): New, broken out of main.
6682 (main): Adjust for merge_trees interface change.
6683 Don't #define operands in the output file.
6684 (record_insn_name): New, broken out of make_insn_sequence.
6685 (debug_decision_2, debug_decision_1, debug_decision_0): New.
6686 (debug_decision): New.
6688 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
6690 * resource.c (find_free_register): Mark class_str argument const.
6691 * resource.h: Update prototype to match.
6693 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
6694 * i386.md: Give all anonymous insns names.
6696 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
6698 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
6701 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
6703 * toplev.c (dbr_sched_time): Unconditional.
6704 (peephole2_time): New.
6705 (compile_file): Add pass numbers to all of the dump file suffixes.
6706 Dump peephole2_time. Don't dump times for non-applicable passes.
6707 (rest_of_compilation): Add pass numbers to dump file suffixes.
6708 Conditionalize calls to the scheduler.
6709 * invoke.texi: Update.
6711 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
6713 * flow.c (make_edges): Fix insn iteration.
6714 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
6715 (find_basic_blocks_1): Fix spelling mistake.
6717 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
6719 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
6720 always have side-effects. Use memset not bzero.
6721 (make_node): Likewise.
6723 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
6725 * stmt.c (expand_anon_union_decl): When any of the elements of the
6726 union is addressable, so is the entire union.
6728 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
6730 * sbitmap.c (sbitmap_ones): Don't set too many bits.
6732 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
6733 * bitmap.c (bitmap_operation): Return true iff TO changed.
6734 (bitmap_equal_p): New.
6735 (bitmap_bit_p): Tidy arithmetic.
6736 (debug_bitmap_file): Likewise.
6738 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
6740 * toplev.c (rest_of_compilation): Turn on cse_not_expected
6741 before cse2 instead of after.
6743 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
6745 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
6748 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6750 * cppinit.c (is_idchar initializer): Loosen tests to accept
6753 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
6755 * mips.md: Define conditional move patterns for floating point
6756 operands and DI mode conditions.
6758 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
6760 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
6761 always have side-effects.
6763 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
6765 * mn10200.c (asm_file_start): Fix typo.
6767 * cppinit.c (is_idchar initializer): Tighten tests for when
6768 to put the table into initialized memory.
6770 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
6771 not an array of rtunion.
6772 * gcc-page.c (ggc_alloc_rtvec): Similarly.
6773 * gcc-simple (ggc_free_rtvec): Similarly.
6775 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
6778 * mbchar.h: Add missing #endif.
6780 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
6781 (FPBIT, DPBIT): Define.
6783 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
6787 * profile.c (instrument_arcs, output_gcov_string,
6788 tablejump_entry_p): Add static prototypes.
6789 (output_gcov_string): Constify a char*.
6791 * regmove.c (replacement_quality, fixup_match_2): Add static
6794 * resource.h (reg_dead_p): Add extern prototype.
6796 * rtl.c (trim_filename): Add static prototype.
6798 * scan-decls.c (skip_to_closing_brace): Likewise.
6800 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
6801 (expand_end_case): Initialize variable `range'.
6802 (emit_case_nodes): Remove unused prototype `rtx_fn'.
6804 * varasm.c (asm_emit_uninitialised): Add static prototype.
6805 (asm_emit_uninitialised, assemble_variable): Mark parameter with
6808 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6810 * cpplib.c (if_directive_nameo): Add static prototype.
6812 * cse.c (cse_insn): Remove unused variable `p'.
6814 * except.c (create_rethrow_ref, push_entry,
6815 receive_exception_label, new_eh_region_entry, find_func_region,
6816 clear_function_eh_region, process_nestinfo): Add static prototypes.
6817 (get_reg_for_handler): Hide definition.
6818 (process_nestinfo): Initialize variable `extra_handlers'.
6820 * expr.h (expand_builtin_longjmp): Add extern prototype.
6822 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
6824 * function.c (prepare_function_start): Likewise.
6825 (pop_function_context_from): Mark parameter `context' with
6827 (push_temp_slots_for_block, flush_addressof): Hide definition.
6829 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
6830 solve_program_flow_graph, calculate_branch_probs,
6831 function_summary, main, fancy_abort): Add prototypes.
6833 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
6834 (add_hash): Constify a char*.
6836 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
6837 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
6838 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
6840 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
6842 * lists.c (free_list, zap_lists): Likewise.
6844 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6846 * alias.c (nonlocal_reference_p): Add static prototype.
6848 * bitmap.c (bitmap_element_allocate): Prototype args in function
6851 * builtins.c (stabilize_va_list): Add static prototype.
6852 (expand_builtin_va_arg): Constify a char*.
6854 * c-lex.c (getch, put_back, extend_token_buffer_to,
6855 read_line_number, token_getch, token_put_back): Add static
6858 * c-parse.gperf (hash, is_reserved_word): Likewise.
6860 * cccp.c (is_dir_separator): Likewise.
6862 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6864 * graph.h: New file to prototype functions exported by graph.c.
6866 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
6868 * graph.c: Include graph.h.
6870 * toplev.c: Likewise. Remove redundant prototypes.
6872 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
6874 * invoke.texi: Removed duplicated description for -Q.
6876 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
6878 * extend.texi: Grammar fix in __extension__ text.
6880 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
6882 * md.texi (define_peephole2): New section.
6884 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
6886 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
6887 (mov $-1 to or peepholer): Enable for pentium when optimizing for
6890 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
6892 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
6894 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
6896 * i386.md (ffs expander): Emit Pentium friendly code for
6899 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
6901 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
6905 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6907 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
6909 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
6911 * config/m68k/m68k.c (use_return_insn): Return false if the pic
6914 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6916 * md.texi (No Constraints): Delete section.
6917 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
6918 * final.c (final_scan_insn): We always have register constraints.
6919 * genattrtab.c: Don't include "insn-config.h".
6920 (write_attr_case): We always have register constraints.
6921 * genconfig.c (register_constraint_flag): Delete.
6922 (walk_insn_part): Don't check whether we have register constraints.
6923 (main): Don't write out "#define REGISTER_CONSTRAINTS".
6924 * genoutput.c (have_constraints): Delete.
6925 (main): Don't set it.
6926 (output_operand_data): We always have constraints.
6927 (scan_operands): Likewise.
6928 (compare_operands): Likewise.
6929 * local-alloc.c (block_alloc): We always have constraints.
6930 (requires_inout): Always compile this function.
6931 * recog.c (extract_insn): We always have constraints.
6932 (constrain_operands, reg_fits_class_p): Always compile these
6934 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
6936 (struct insn_operand_data): Likewise.
6937 * regclass.c (regclass): We always have constraints.
6938 (record_reg_classes, copy_cost, record_address_regs,
6939 auto_inc_dec_reg_p): Always compile these functions.
6940 * regmove.c (regmove_optimize): We always have constraints.
6941 * reload.c (find_reloads): Likewise.
6942 * reload1.c (reload): Likewise.
6943 (reload_cse_simplify_operands): Likewise.
6944 * i860.c (output_delay_insn): Likewise.
6946 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
6948 * iris6.h (BUILD_VA_LIST_TYPE): Define.
6950 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6952 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
6953 for the va_list record.
6955 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
6957 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
6960 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
6962 * alias.c: Include insn-flags.h.
6963 * Makefile.in (alias.o): Update.
6965 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
6967 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
6968 to LTU and GEU. Handle more cases using sbb.
6970 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
6972 * i386.md (truncatexfdf splitters): Do not use subreg.
6973 (fop XFmode patterns): Fix mode in operand testing.
6975 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
6977 * jump.c (jump_optimize_1): Amend last change to test only the
6978 form of the operand, not the insn.
6980 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
6981 not register_operand to determine when B may need preloading.
6983 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
6985 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
6986 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
6987 (call-value patterns): Move to end of file.
6988 (*): Remove mode from label_ref in (pc) context.
6989 (movstrqi): Use memory not general_operand for BLKmode operands.
6990 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
6991 to register_operand operands.
6992 (peep2 patterns): Convert from commented-out peephole patterns.
6994 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6996 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
6997 to BUILT_IN_INIT_DWARF_REG_SIZES.
6998 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
6999 Renamed from BUILT_IN_DWARF_REG_SIZE; call
7000 expand_builtin_init_dwarf_reg_sizes.
7001 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
7002 with __builtin_init_dwarf_reg_size_table.
7003 * dwarf2out.c (struct reg_size_range): Delete.
7004 (expand_builtin_init_dwarf_reg_sizes): New function.
7005 (expand_builtin_dwarf_reg_size): Delete.
7006 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
7007 (expand_builtin_dwarf_reg_size): Don't declare.
7008 * libgcc2.c (dwarf_reg_size_table_initialized): New.
7009 (dwarf_reg_size_table): New.
7010 (init_reg_size_table): New function.
7011 (copy_reg): Use dwarf_reg_size_table.
7012 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
7015 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
7017 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
7018 Correctly build argument list to constructor and destructor functions.
7020 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
7022 * c-tree.h (warn_float_equal): Declare.
7023 * c-decl.c (warn_float_equal): Define.
7024 (c_decode_option): Recognize -W[no-]float-equal.
7025 * c-typeck.c (build_binary_op): Conditionally warn
7026 about equality tests of floating point types.
7027 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
7028 * invoke.texi: Add docs for -Wfloat-equal warning.
7030 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
7032 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
7033 generating RTL directly.
7034 * mips.h (INIT_TARGET_OPTABS): Likewise.
7035 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
7037 * expr.h (init_mov_optab): Delete declaration
7039 * h8300.c (WORD_REG_USED): Update to avoid useless register
7040 saves in interrupt functions and functions which never return.
7042 * cse.c (struct set): Delete inner_dest_loc field.
7043 (cse_insn): Remove assignments to inner_dest_loc field.
7045 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
7047 * ggc-page.c: Don't include <unistd.h> etc taken care of
7048 by "system.h". Include <sys/mman.h> afterward.
7050 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
7052 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
7055 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
7057 * xcoffout.c (xcoffout_declare_function): Add documentation.
7058 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
7059 TARGET_64BIT. Compare constant to -1, not bit pattern.
7060 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
7061 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
7064 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
7066 * dwarf2out.c (add_abstract_origin_attribute): Abort if
7068 (gen_inlined_enumeration_type_die): Do not abort if the type has
7069 not been writeen out.
7070 (gen_inlined_structure_type_die): Do not abort if the type has
7071 not been writeen out.
7072 (gen_inlined_union_type_die): Do not abort if the type has
7073 not been writeen out.
7074 (gen_tagged_type_instantiation_die): Do not abort if the type
7075 has not been written out.
7077 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7079 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
7081 * reg-stack.c (straighten_stack): Copy hard reg set with
7084 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
7086 * builtins.c (stabilize_va_list): Stabilize array type va_list
7087 to a pointer type, not the base record type.
7088 (expand_builtin_va_copy): Dereference the pointers explicitly;
7089 use the correct size for the copy.
7091 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
7092 (rs6000_va_arg): Likewise.
7094 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
7096 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
7098 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
7100 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
7102 (DECL_BUILT_IN_CLASS): Adjust accordingly.
7104 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
7106 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
7107 (init_ggc): Use it instead of a constant.
7108 (ggc_collect): Bound allocated_last_gc by it.
7110 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
7112 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
7115 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
7117 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
7118 (mips*-*-openbsd*): Let big endian configuration be a fragment.
7120 * config/mips/openbsd.h: New, OpenBSD little endian target.
7121 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
7122 * config/mips/xm-openbsd.h: New, OpenBSD host.
7124 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
7126 * config/m68k/m68k.c (output_function_prologue,
7127 output_function_epilogue): Use
7128 current_function_uses_pic_offset_table instead of regs_ever_live
7129 to decide whether to save/restore pic register.
7130 (legitimize_pic_address): Don't modify regs_ever_live any more.
7132 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
7134 * function.h (struct function): Add x_dont_save_pending_sizes_p.
7135 * stor-layout.c (variable_size): Don't add sizes to the pending
7136 sizes list if x_dont_save_pending_sizes_p is set.
7138 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
7140 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
7141 for symbolic_operand().
7142 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
7144 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7146 * combine.c (gen_rtx_combine): Add missing call to va_end().
7148 * final.c (asm_fprintf): Likewise.
7150 * genattrtab.c (attr_rtx): Likewise.
7152 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
7154 * cse.c: Update comments.
7155 (cse_insn): When converting a conditional/computed jump into
7156 an unconditional jump, always make sure a BARRIER immediately
7157 follows the converted jump. Do not delete unreachable code.
7158 (cse_basic_block): Do not delete unreachable code.
7159 * toplev.c (rest_of_compilation): Move call to
7160 delete_trivially_dead_insns after the conditional call to
7163 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7165 * collect2.c (make_temp_file): Don't prototype.
7167 * gcc.c (make_temp_file): Likewise.
7169 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
7171 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
7173 * varasm.c (asm_emit_uninitialised): New function: Generate
7174 the assembler statements necessary to declare an uninitialised
7176 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
7178 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
7179 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
7181 (assemble_variable): Use asm_emit_uninitialised to emit an
7182 uninitialised variable.
7184 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
7186 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
7187 constant on a 64 bit host. Patch supplied by Geoffrey Keating
7188 <geoffk@cygnus.com>.
7190 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7192 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
7193 * c-common.h (builtin_function): Don't declare.
7195 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
7197 (pushdecl): Likewise.
7198 (finish_decl): Likewise.
7199 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
7200 int. All callers changed.
7201 Set the builtin's DECL_BUILT_IN_CLASS.
7202 * tree.h (enum built_in_class): New.
7203 (enum built_in_function): Delete NOT_BUILT_IN.
7204 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
7206 (DECL_SET_FUNCTION_CODE): Likewise.
7207 (DECL_BUILT_IN_CLASS): New macro.
7208 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
7209 (struct tree_decl): Split builtin function code field into a
7211 (builtin_function): Declare.
7213 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
7215 * optabs.c (init_traps): Fix typo in last change.
7217 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
7219 * toplev.c (rest_of_decl_compilation): Update comment.
7221 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7223 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
7224 in .sbss if appropriate.
7225 (EXTRA_SECTION_FUNCTIONS): Add sbss.
7226 (SBSS_SECTION_ASM_OP): New macro.
7227 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
7228 (EXTRA_SECTIONS): Add in_sbss.
7229 * config/mips/mips.h: Prototype sbss_section.
7231 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
7233 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
7236 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
7238 * optabs.c (init_traps): Register trap_rtx as a GC root.
7240 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7242 * config/mips/mips.c (function_arg_pass_by_reference): Define
7243 unconditionally, since it's called unconditionally.
7245 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7247 * toplev.c (documented_lang_options): Add -fshort-wchar.
7248 * c-decl.c (c_decode_option): Likewise.
7249 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
7251 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
7252 * gcc.c (default_compilers): If -fshort-wchar,
7253 override __WCHAR_TYPE__.
7254 * tm.texi (C Dialect Options): Add -fshort-wchar.
7256 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
7257 symbol for a variable.
7259 * cpplib.h (CPP_PREPROCESSED): New macro.
7260 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
7261 we're seeing this input for a second time.
7263 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
7265 * emit-rtl.c (init_emit_once): Initialize modes first.
7267 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
7269 * config/i386/i386.c (pic_label_name): Change to char pointer.
7270 (global_offset_table): New variable.
7271 (load_pic_register): Fill global_offset_table if it hasn't
7272 already been done. Allocate pic_label_name dynamically.
7273 * ggc.h (empty_string): New variable.
7274 * ggc-simple.c (empty_string): Likewise.
7275 (init_ggc): Allocate empty_string and add as root.
7276 * stmt.c (digit_strings): New variable.
7277 (init_stmt): Add last_block_end_note as root. Allocate and
7278 initialize digit_strings.
7279 (expand_asm_operands): Use empty_string instead of string
7280 constant. Use digit_strings instead of string constants.
7281 * profile.c (init_arc_profiler): Allocate string with
7282 ggc_alloc_string instead of xmalloc.
7283 (output_func_start_profiler): Likewise.
7284 * c-typeck.c (digest_init): Check if init is error_mark_node.
7286 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
7287 Richard Henderson <rth@cygnus.com>
7289 * ggc-page.c: New file.
7290 * Makefile.in (ggc-page.o): New.
7292 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
7294 * invoke.texi: Document -fdelete-null-pointer-checks
7295 * toplev.c (flag_delete_null_pointer_checks): New.
7296 (f_options): Add entry for -fdelete-null-pointer-checks.
7297 (rest_of_compilation): Conditionalize null pointer check
7298 elimination on flag_delete_null_pointer_checks.
7299 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
7301 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
7303 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
7304 copyright notice and special exception to GPL.
7306 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7308 * abi64.h (mips_function_value): Add prototype arguments.
7310 * mips-protos.h: New file with mips prototypes.
7312 * mips.c: Include "tm_p.h".
7313 (mktemp, lookup_name): Add prototype arguments.
7314 (extern_list, string_constant, mips_fill_delay_slot,
7315 mips_output_external, mips_output_external_libcall,
7316 mips_output_filename, mips_declare_object, function_prologue,
7317 mips_expand_prologue, function_epilogue, mips16_constant,
7318 build_mips16_function_stub, mips_output_conditional_branch):
7320 (mips_va_start): Remove unused variable `u'.
7321 (mips_va_arg): Cast value to unsigned when comparing against one.
7323 (save_restore_insns, mips_expand_prologue): Add missing arg in
7324 call to `large_int'.
7326 * mips.h: Move prototypes to mips-protos.h.
7327 (data_section, memory_address_p, rdata_section,
7328 readonly_data_section, simple_epilogue_p, text_section): Delete
7329 prototypes delcared elsewhere.
7330 (mips_epilogue_delay_slots, print_options): Delete unused decls.
7332 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
7334 * mips.md: Delete extra args in call to `mips_move_2words'.
7336 * xm-iris6.h (alloca): Add prototype argument.
7338 * genpeep.c: Include "tm_p.h" in generated output file.
7340 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7342 * basic-block.h (find_edge_index): Change parameters.
7343 * flow.c (verify_edge_list): Pass basic_block parameters to
7344 find_edge_index instead of integers.
7346 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
7348 * combine.c (simplify_comparison): Use an unsigned shift to adjust
7351 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
7353 * gcc.1: Fix a formatting error.
7355 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7357 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
7358 i786, mn10200, mn10300, pdp11, v850.
7360 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
7362 * libgcc2.c (num_digits): Add prototype with
7363 __attribute__((const)).
7364 (__terminate): Add prototype.
7366 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
7368 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
7370 * alpha/alpha.c (print_operand): Fix type of `code'.
7371 (alpha_output_filename): Constify.
7372 * alpha/alpha.h: Move all function declarations ...
7373 * alpha/alpha-protos.h: ... here. New file.
7374 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
7375 (SECTION_FUNCTION_TEMPLATE): Likewise.
7377 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7379 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
7380 * expr.c (expand_expr): Likewise.
7381 (do_jump): Likewise.
7382 (do_store_flag): Pass ccp_store_flag to can_compare_p.
7383 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
7385 (enum can_compare_purpose): New.
7386 (can_compare_p): Adjust prototype.
7387 (prepare_cmp_insn, prepare_operand): Declare.
7388 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
7389 * optabs.c (cmp_available_p): Deleted.
7390 (expand_abs): Pass ccp_jump to can_compare_p.
7391 (can_compare_p): New arg PURPOSE. Check for combined optabs.
7392 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
7393 Call can_compare_p rather than cmp_available_p.
7394 (prepare_operand): No longer static.
7395 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
7396 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
7397 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
7398 sequence to use emit_cmp_and_jump_insns.
7399 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
7401 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
7403 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
7404 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
7405 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
7406 (plus (reg) (const_int 0))
7407 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
7409 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
7411 * rs6000.c (expand_block_move): DImode loads and stores require
7412 word-aligned displacements. Increment address registers with
7413 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
7415 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
7417 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
7418 is no name for the base type, rather than segfault. If we are
7419 writing out a complex integer type, use DW_ATE_lo_user.
7421 * expr.c (emit_move_insn_1): If we are copying a complex that fits
7422 in one word or less (complex char, complex short, or on 64 bit
7423 systems complex float) to/from a hard register, copy it through
7424 memory instead of dying in gen_{real,imag}part. If we have a
7425 short complex type, prevent inlining since it allocates stack
7428 * tree.c (build_complex_type): If we are writing dwarf2 output,
7429 generate a name for complex integer types.
7431 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7433 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
7434 * flow.c (remove_edge): Remove extra whitespace.
7435 (remove_fake_edges): Fix comment.
7436 (add_noreturn_fake_exit_edges): Use the correct name.
7438 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
7440 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
7441 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
7442 (clean): Depend on INTL_CLEAN.
7443 (maintainer-clean): Adjust.
7445 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7447 * configure.in (AC_PREREQ): Bump to 2.13.
7448 (AC_C_STRINGIZE): Call this instead of using a custom macro.
7450 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
7452 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
7454 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
7456 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
7457 (HAVE_STRINGIZE): Define.
7459 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
7461 * c-parse.in: save and restore warn_pointer_arith on __extension__
7462 along with pedantic.
7463 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
7464 Set the type of extension to itype rather than $<itype>1 kludge.
7465 * extend.texi (Alternate Keywords): Adjust documentation.
7466 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
7468 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
7470 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
7471 most assembler templates.
7473 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
7474 FP loads and stores.
7475 (following_call): Always return zero for the PA8000.
7476 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
7477 FP loads and stores.
7478 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
7480 * pa.h (BRANCH_COST): Define.
7482 * pa.md (return, return_internal): Use bve for PA2.0.
7484 * pa.md (fused multiply): Add variants which reduce height for the
7485 fused multiply, but which still generate 2 insns.
7486 (fnegabs): Similarly.
7488 * pa.md (subsi3): Turn into an expander. Create two anonymous
7489 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
7490 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
7492 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
7494 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
7496 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
7497 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
7499 * regclass.c (init_regs): Add "top_of_stack" as a garbage
7502 * flow.c (record_active_eh_regions): Terminate loop after finding
7503 the last insn in the last basic block.
7505 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7507 * config/c4x/c4x.md: Delete parallel instruction peepholes.
7509 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7511 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
7513 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7515 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
7516 splitting to not use output template.
7518 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7520 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
7521 * config/c4x/c4x.c (c4x_va_start): New function.
7523 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
7525 * genrecog.c (not_both_true): Handle correctly cases when called for
7526 tests with different positions in the insn.
7528 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7530 * machmode.h (HOST_PTR_PRINTF): Move from here ...
7532 * system.h (HOST_PTR_PRINTF): ... to here.
7534 * mips-tfile.c: Don't include machmode.h.
7536 * Makefile.in (MACHMODE_H): New variable. Update to use it.
7537 (mips-tfile.o): Don't depend on machmode.h.
7539 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7541 * haifa-sched.c (sched_analyze): Rename local variable `region' to
7542 avoid conflicts with typedef struct `region' at the top level scope.
7544 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
7546 * basic-block.h (basic_block): Add eh_beg, eh_end.
7547 * flow.c (entry_exit_blocks): Update.
7548 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
7550 (find_basic_blocks_1): Don't record eh_list at each bb. Use
7551 lists.c functions to allocate insn lists.
7552 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
7554 (make_eh_edge): ... here. New.
7555 (move_stray_eh_region_notes): New.
7556 (record_active_eh_regions): New.
7557 (delete_unreachable_blocks): Split out block merging ...
7558 (try_merge_blocks): ... here. New.
7559 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
7560 Dump debugging data.
7561 (merge_blocks_move_successor_nojumps): Likewise.
7562 (merge_blocks): Use eh_beg+eh_end to validate block movement.
7564 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7566 * extend.texi (Bound member functions): Document unbound pmf
7569 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7571 * flow.c (split_edge): Handle insertion on a fallthrough edge which
7572 has the EXIT_BLOCK as a dest.
7574 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7576 * flow.c (remove_edge): New function to remove an edge from the
7578 (remove_fake_successors): New function to remove fake successor edges.
7579 (remove_fake_edges): New function to remove all fake edges from the
7581 (add_fake_exit_edges): New function to add fake edges from all blocks
7582 with no successors to the exit block.
7583 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
7584 prototypes for new functions.
7586 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7588 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
7589 Use Pmode to determine whether to output .dword or .word.
7591 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
7593 * tree.c (built_in_filename): New variable.
7594 (BUILT_IN_FILENAME): New macro.
7595 (init_tree_codes): Allocate built_in_filename.
7596 (make_node): Use built_in_filename instead of string constant.
7598 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
7600 * configure.in: Add fr30 target.
7601 * configure: Regenerate.
7602 * config/fr30: New directory.
7603 * config/fr30/crti.asm: New file.
7604 * config/fr30/fr30.c: New file.
7605 * config/fr30/crtn.asm: New file.
7606 * config/fr30/fr30.h: New file.
7607 * config/fr30/fr30.md: New file.
7608 * config/fr30/lib1funcs.asm: New file.
7609 * config/fr30/t-fr30: New file.
7610 * config/fr30/xm-fr30.h: New file.
7612 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
7614 * flow.c (merge_blocks_move_successor_nojumps): Delete the
7615 BARRIER at the end of the successor, not the BARRIER before
7618 * pa.c (pa_add_gc_roots): Fix thinko in last change.
7620 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
7622 * stmt.c (any_pending_cleanups): Don't crash when
7623 current_function->stmt is unset.
7625 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7627 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
7628 other initializations that may use it for relative offsets.
7630 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7632 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
7633 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
7634 * config/i386/sol2dbg.h: Removed.
7635 * config/i386/sol2gas.h: New file, to enable gas work-around.
7636 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
7637 Don't use sol2dbg.h.
7638 * configure: Rebuilt.
7640 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
7642 * invoke.texi (-fthis-is-variable): Remove documentation.
7644 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
7646 * basic-block.h (compute_bb_for_insn): Declare.
7647 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
7648 to use; set size of basic_block_for_insn directly.
7649 (find_basic_blocks): Update.
7651 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7653 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
7655 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7657 * crtstuff.c (ON_EXIT): Delete empty macro definition.
7658 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
7660 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
7662 * c-decl.c (c_decode_option): Extend comment.
7664 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
7666 * toplev.c (progname): Make 'const char *'
7667 (flag_print_mem): Move out of main.
7668 (version_flag): Move out of main.
7669 (filename): Move out of main.
7670 (debug_args): Remove g prefix from options.
7671 (documented_lang_options): Remove cpplib specific options.
7672 (display_help): Add g prefix to debug options.
7673 (check_lang_option): Delete this function.
7674 (decode_d_option): New function: Decode -d... option.
7675 (decode_f_option): New function: Decode -f... option.
7676 (decode_W_option): New function: Decode -W... option.
7677 (decode_g_option): New function: Decode -g... option.
7678 (independent_decode_option): New function: Decode a language
7679 independent command line option.
7680 (main): Invoke lang_decode_option and then
7681 independent_decode_option on each command line option in
7684 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
7686 Revert this change. Gavin's patch to operand_equal_p is a better fix.
7687 * fold-const.c (fold_range_test): Do not try to fold the range
7688 test if the rhs or lhs has side effects.
7690 * basic-block.h (compute_flow_dominators): Declare.
7692 * gcse.c (alloc_code_hoist_mem): New function.
7693 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
7694 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
7695 (hoist_code, one_code_hoisting_pass): Likewise.
7696 (gcse_main): If optimizing for size, then hoist expressions
7697 computed in multiple dominated basic blocks.
7699 * gcse.c (invalid_nonnull_info): New function.
7700 (delete_null_pointer_checks): Likewise.
7701 * rtl.h (delete_null_pointer_checks): Declare.
7702 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
7704 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
7705 (merge-blocks_move_successor_nojumps): Likewise.
7706 (merge_blocks): Allow merging of some blocks, even if it requires
7707 physical movement of the blocks, but not if it requires new jumps.
7709 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
7710 Callers and prototype changed.
7711 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
7713 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7715 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
7716 -YP when both -p and -pg are present. From i386/sol2.h.
7718 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7720 * Makefile.in (distclean): Delete tm_p.h.
7721 * configure.in: Create a new file, "tm_p.h", from a list in
7722 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
7723 "i386/i386-protos.h".
7725 * alias.c: Include "tm_p.h".
7726 * c-typeck.c: Likewise.
7727 * calls.c: Likewise.
7729 * emit-rtl.c: Likewise.
7730 * explow.c: Likewise.
7731 * expmed.c: Likewise.
7733 * final.c: Likewise.
7735 * fold-const.c: Likewise.
7736 * function.c: Likewise.
7738 * global.c: Likewise.
7739 * haifa-sched.c: Likewise.
7740 * integrate.c: Likewise.
7742 * local-alloc.c: Likewise.
7744 * optabs.c: Likewise.
7745 * recog.c: Likewise.
7746 * reg-stack.c: Likewise.
7747 * regclass.c: Likewise.
7748 * regmove.c: Likewise.
7749 * reload.c: Likewise.
7750 * reload1.c: Likewise.
7751 * reorg.c: Likewise.
7752 * resource.c: Likewise.
7754 * stor-layout.c: Likewise.
7755 * toplev.c: Likewise.
7757 * unroll.c: Likewise.
7758 * genattrtab.c (main): Make generated file include "tm_p.h".
7759 * genemit.c (main): Likewise.
7760 * genoutput.c (main): Likewise.
7761 * genrecog.c (main): Likewise.
7763 * i386.h: Delete all prototypes.
7764 * i386.c: Include "tm_p.h".
7765 (ix86_attr_length_default): Call constant_call_address_operand
7766 with correct number of arguments.
7767 * i386-protos.h: New file.
7768 * i386.md (unnamed patterns): Call constant_call_address_operand
7769 with correct number of arguments.
7770 (exception_receiver): Call load_pic_register with correct number
7773 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
7775 * c-pragma.c (mark_align_stack): Dereference the void* properly.
7777 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
7779 * rtl.h (insns_safe_to_move_p): New function.
7780 * loop.c (find_and_verify_loops): Use it.
7781 * rtlanal.c (insns_safe_to_move_p): Define it.
7783 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
7785 * c-pragma.c: Include ggc.h.
7786 * Makefile.in (c-pragma.o): Update.
7788 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7790 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
7791 (LIB_SPEC): Likewise.
7792 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
7793 Reindent -YP/-p/-pg.
7794 Copied from config/sparc/sol2.h.
7796 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
7798 * c-pragma.c (mark_align_stack): New.
7800 * c-pragma.h (init_pragma): Declare it.
7801 * c-lex.c (init_parse): Call it.
7803 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7805 * configure.in: Pick up thread library on Solaris/x86 just
7806 like on Solaris/sparc.
7807 * configure: Rebuilt.
7809 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
7811 * rtl.h (global_rtx_index): New enum.
7812 (global_rtl): Change to array of rtx.
7813 (pc_rtx, cc0_rtx): Redefine accordingly.
7814 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
7815 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
7816 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
7817 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
7818 (const_int_rtx): Change to array of rtx.
7819 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
7821 * emit-rtl.c (global_rtl): Change to array of rtx.
7822 (const_int_rtx): Change to aray of rtx.
7823 (gen_rtx_CONST_INT): Redefine accordingly.
7824 (init_emit_once): Allocate and initialize global_rtl. Likewise
7825 for const_int_rtx. Add both as GC roots.
7826 * genattrtab.c (global_rtl): Update declaration.
7828 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
7830 * Makefile (USER_H): Add iso646.h back.
7832 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
7834 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
7835 zapping the LOG_LINKS of sched_before_next_call.
7837 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
7838 * pa.c (insn_refs_are_delayed): Renamed from
7839 insn_sets_and_refs_are_delayed.
7841 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
7843 * functiion.h (struct function): Add x_whole_function_mode_p.
7844 (retrofit_block): Declare.
7845 * function.c (retrofit_block): New function.
7846 (identify_blocks): Add assertions. Allow an incomplete set of
7847 block notes if we're still generating code for the function.
7848 * integrate.c: Include loop.h.
7849 (expand_inline_function): Call find_loop_tree_blocks to map block
7850 notes to blocks when in whole-function mode. Use retrofit_block
7851 to insert new BLOCKs for the inlined function, rather than
7853 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
7854 * Makefile.in (integrate.o): Depend on loop.h.
7856 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7858 * tree.h (warn_about_unused_variables): Declare.
7859 * stmt.c (warn_about_unused_variables): New function, split out
7861 (expand_end_bindings): Here.
7863 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
7865 * stmt.c (preserve_subexpressions_p): Don't crash when
7866 current_function->stmt is unset.
7868 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
7870 * stmt.c (expand_start_bindings): Allow callers to pass a flag
7871 indicating that no NOTE_INSN_BLOCK_BEG note is required.
7872 (expand_start_target_temps): Use it.
7873 * except.c (expand_eh_region_start_for_decl): Likewise.
7874 * expr.c (expand_expr): Likewise.
7876 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
7878 * fold-const.c (operand_equal_p): Pay attention to side effects.
7880 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
7882 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
7883 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
7885 * tlink.c (scan_linker_output): Look for keywords before accepting
7886 a mangled name in quotes.
7888 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
7890 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
7891 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
7893 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
7895 * alpha.md: Revert Thu Nov 26 change that came in through the
7896 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
7897 Avoid earlyclobber when possible.
7899 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7901 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
7903 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
7904 Define HAVE_ON_EXIT.
7906 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7908 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
7909 CTYPE_CONV in all ctype macros.
7911 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
7914 * cexp.y (initialize_random_junk): Likewise.
7916 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
7918 * i370.c (handle_pragma): Likewise.
7920 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
7922 * v850.c (override_options): Likewise.
7924 * doprint.c (_doprnt): Likewise.
7926 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
7929 * fixinc/server.c (load_data): Likewise.
7931 * fold-const.c (real_hex_to_f): Likewise.
7933 * genattr.c (write_upcase, gen_attr): Likewise.
7935 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
7936 write_upcase): Likewise.
7938 * genemit.c (print_code): Likewise.
7940 * genopinit.c (gen_insn): Likewise.
7942 * genpeep.c (print_code): Likewise.
7944 * genrecog.c (print_code): Likewise.
7946 * optabs.c (init_libfuncs): Likewise.
7948 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
7950 * haifa-sched.c (sched_analyze): Keep the list of notes organized
7952 (reemit_notes): Likewise.
7954 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
7956 * ggc.h (ggc_root): Move to ggc-common.c.
7958 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
7959 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
7960 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
7961 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
7962 * ggc-common.c (ggc_root): Move from ggc.h.
7963 (roots): Declare, static.
7964 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
7965 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
7966 null or check/set mark bit.
7967 (ggc_mark_roots): New.
7968 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
7970 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
7972 * m32r.c: Include toplev.h.
7973 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
7974 (gen_compare): Rename swap_p to must_swap to match uses.
7975 Add default abort case.
7976 (m32r_output_function_epilogue): Remove unused variables.
7977 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
7978 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
7979 define to empty parameter list. Update all uses.
7980 (predicate decls): Use enum machine_mode not int.
7981 * m32r.md (movsi): Call abort, not fatal_insn.
7982 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
7984 1999-09-14 Andrew Haley <aph@cygnus.com>
7986 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
7987 use $0 instead of 0.
7989 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7991 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
7992 computation out of loop over hard regs.
7994 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
7996 * function.c (identify_blocks): Don't shadow a variable in an
7998 * integrate.c (integrate_decl_tree): Don't use pushlevel,
7999 pushdecl, or poplevel to build up the new BLOCK tree.
8000 (expand_inline_function): Likewise.
8001 (integrate_parm_decls): Likewise.
8003 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
8005 * c-typeck.c (qualify_type): Merge qualifiers from both types.
8007 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
8009 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
8010 * invoke.texi: Document this change.
8012 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
8014 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
8016 (mark_emit_status): Renamed from mark_emit_state.
8017 * except.c (mark_eh_status): Renamed from mark_eh_state.
8018 Check not null before marking.
8019 (free_eh_status): New.
8020 * expr.c (mark_expr_status, free_expr_status): New.
8021 * function.c (free_machine_status): New.
8022 (free_after_parsing): New.
8023 (free_after_compilation): Move bits to free_after_parsing; call
8024 free_eh_status, free_expr_status; zero the marked members of the
8026 (prepare_function_start): No can_garbage_collect.
8027 Call init_eh_for_function.
8028 (expand_dummy_function_end): Free up current_function state.
8029 (mark_function_status): Renamed from mark_function_state.
8030 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
8031 * function.h (struct function): No can_garbage_collect.
8032 (free_machine_status, free_after_parsing): Declare.
8033 (free_eh_status, free_expr_status): Declare.
8034 * ggc.h (mark_expr_status): Declare.
8035 * stmt.c (free_stmt_status): Free the struct.
8036 (mark_stmt_status): Renamed from mark_stmt_state.
8037 (init_stmt): Don't call init_eh.
8038 (init_stmt_for_function): Don't call init_eh_for_function.
8039 * toplev.c (compile_file): Call init_eh.
8040 (rest_of_compilation): Free basic block info before ggc_collect.
8041 Call free_after_parsing; conditionally call free_after_compilation.
8042 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
8043 Check not null before marking.
8044 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
8046 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
8048 * c-lex.c (yylex): Initialize warn.
8050 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
8052 * pa.c (emit_move_sequence): Properly set the mode of the scratch
8053 register when performing secondary reloads for the SAR register.
8055 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
8057 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
8058 (NOTE_BLOCK): New macro.
8059 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
8060 * function.h (identify_blocks): Change prototype.
8061 * function.c (identify_blocks): Simplify.
8062 (reorder_blocks): Likewise.
8063 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
8064 NOTE_INSN_BLOCK_{BEG,END}.
8065 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
8066 the list of saved notes if the note isn't a
8067 NOTE_INSN_BLOCK_{BEG,END}.
8068 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
8070 (reemit_notes): Adjust recreation of notes to reflect new saved
8072 * print-rtl.c (print_rtx): Print the address of the BLOCK when
8073 printing a block note.
8074 * stmt.c (block_vector): Remove.
8075 (find_loop_tree_blocks): Simplify.
8076 (unroll_block_trees): Likewise.
8077 * tree.h (reorder_block): Change prototype.
8079 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
8081 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
8082 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
8083 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
8084 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
8085 (atexit, exit): Simplify.
8086 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
8087 * config/lots: Remove defns of HAVE_ATEXIT.
8089 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
8091 * calls.c (precompute_arguments): Fix typo in comment.
8092 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
8095 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
8097 * dsp16xx.c (override_options): Fix typos in GC root registration.
8099 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
8101 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
8103 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
8104 (FUNCTION_PROFILER): Redefine appropriately for Linux.
8105 (CC1_SPEC): Likewise.
8107 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8109 * genattr.c (main): Add extern prototype. Call return, not exit.
8110 * genattrtab.c (main): Likewise.
8111 * gencheck.c (main): Likewise.
8112 * gencodes.c (main): Likewise.
8113 * genconfig.c (main): Likewise.
8114 * genemit.c (main): Likewise.
8115 * genextract.c (main): Likewise.
8116 * genflags.c (main): Likewise.
8117 * gengenrtl.c (main): Likewise.
8118 * genopinit.c (main): Likewise.
8119 * genoutput.c (main): Likewise.
8120 * genpeep.c (main): Likewise.
8121 * genrecog.c (main): Likewise.
8123 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
8124 * genattrtab.c (get_insn_name): Likewise.
8125 * gencodes.c (get_insn_name): Likewise.
8126 * genconfig.c (get_insn_name): Likewise.
8127 * genemit.c (get_insn_name): Likewise.
8128 * genextract.c (get_insn_name): Likewise.
8129 * genflags.c (get_insn_name): Likewise.
8130 * genopinit.c (get_insn_name): Likewise.
8131 * genpeep.c (get_insn_name): Likewise.
8133 * gencheck.c (usage): Add static prototype.
8134 * genextract.c (print_path): Constify a char*.
8135 * genopinit.c (optabs): Likewise.
8136 * genoutput.c (operand_data, data, output_predicate_decls,
8137 compare_operands): Likewise.
8138 * genrecog.c (write_tree): Add default case in switch.
8140 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8142 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
8144 * print-rtl.c (get_insn_name): Remove prototype.
8146 * toplev.h (progname): Declare const.
8148 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
8149 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
8150 dump_sched_info, dump_local_alloc, regset_release_memory,
8151 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
8152 error_with_file_and_line, error_with_decl, error_for_asm, error,
8153 fatal, warning_with_file_and_line, warning_with_decl, warning,
8154 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
8155 Remove redundant prototypes.
8157 (notice, check_lang_option, report_file_and_line, vnotice,
8158 mark_file_stack): Add static prototype.
8159 (set_fatal_function): Add prototype.
8160 (vnotice, report_file_and_line, set_fatal_function,
8161 check_lang_option): Constify a char*.
8162 (main): Prototype. Call return, not exit.
8164 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8166 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
8168 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
8170 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
8172 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
8174 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8176 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
8177 behave as if it's zero in all cases.
8178 (expand_function_start): Adjust call to assign_parms.
8179 * tree.h (assign_parms): Adjust prototype.
8180 * objc/objc-act.c (hack_method_prototype): Adjust call to
8183 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
8185 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
8186 arg_pointer_rtx fixed if the argument pointer register is
8188 (NONZERO_BASE_PLUS_P): Likewise.
8190 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
8192 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
8193 match_insn2 to match_insn.
8194 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
8196 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
8198 * Makefile.in (USER_H): Remove va-foo.h.
8200 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
8201 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
8202 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
8203 va-spur.h,va-v850.h}: Remove.
8205 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
8207 * sparc/sparc.md (eligible_for_return_delay): New attribute.
8208 (in_return_delay): Use it instead of match_insn.
8210 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8212 * config/alpha/va_list.h (va-alpha.h): Do not include.
8213 (__gnuc_va_list): Typedef as in varargs.h.
8215 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
8217 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
8218 DECL_LIVE_RANGE_RTL.
8220 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
8222 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
8223 not NOTE_BLOCK_NUMBER.
8224 (expand_eh_region_end): Likewise.
8225 (find_exception_handler_labels): Likewise.
8226 (scan_region): Likewise.
8227 (exception_optimize): Likewise.
8228 (update_rethrow_references): Likewise.
8229 (set_insn_eh_region): Likewise.
8230 * final.c (final_scan_insn): Likewise.
8231 * flow.c (make_edges): Likewise.
8232 * integrate.c (expand_inline_function): Likewise.
8233 * print-rtl.c (print_rtx): Likewise.
8235 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
8237 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
8238 terms of builtin functions and types.
8240 * mips.c (mips_build_va_list): New.
8241 (mips_va_start, mips_va_arg): New.
8242 * mips.h (BUILD_VA_LIST_TYPE): New.
8243 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8245 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
8246 (sh_build_va_list, sh_va_start, sh_va_arg): New.
8247 * sh.h (BUILD_VA_LIST_TYPE): New.
8248 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8250 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
8252 * recog.h (struct recog_data): Make dup_num, operand_address_p,
8253 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
8254 (struct insn_data): Likewise with n_operands, n_dups,
8255 n_alternatives, output_format.
8256 * regclass.c (scan_one_insn): Cast n_operands to int before
8257 arithmetic inside comparison.
8259 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
8261 * toplev.c (compile_function): Unconditionally emit nop.
8263 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8265 * haifa-sched.c (actual_hazard): Move declaration of variable
8266 `this_cost' into the scope where it is used.
8268 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8270 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
8271 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
8272 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
8274 * genrecog.c (make_insn_sequence): Call memset, not bzero.
8276 * jump.c (find_insert_position): Don't declare or define unless
8277 !HAVE_conditional_arithmetic.
8278 (returnjump_p_1, delete_prior_computation): Add static prototypes.
8280 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
8282 * recog.c (offsettable_address_p): Prototype function pointer.
8283 (preprocess_constraints): Call memset, not bzero.
8285 * tree.c (tree_node_kind_names): Constify a char*. Make static.
8286 (gcc_obstack_init): Don't declare.
8287 (fix_sizetype): Add static prototype.
8288 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
8289 (tree_cons): Call memset, not bzero.
8291 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
8292 definition in macro ASM_WEAKEN_LABEL.
8293 (mark_const_hash_entry): Add static prototype.
8295 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8297 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
8299 * unroll.c (find_common_reg_term, subtract_reg_term,
8300 loop_find_equiv_value): Add static prototypes.
8301 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
8302 (copy_loop_body): Remove unreachable break statement.
8304 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
8306 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
8308 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8310 Undo some changes from the gcc2 merge:
8311 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
8312 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
8316 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
8317 * emit-rtl.c (gen_lowpart_common): Disable optimization of
8318 initialized float-int union if the value is a NaN.
8320 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
8322 * gthr-win32.h: New file.
8324 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
8325 shared as a valid attribute.
8326 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
8327 * extend.texi: Document `shared' variable attribute.
8329 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
8331 * configure.in: Handle --enable-threads on FreeBSD.
8332 * configure: Rebuit.
8334 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8336 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
8338 * configure: Rebuilt.
8340 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
8341 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
8342 Rosimildo DaSilva <rdasilva@connecttel.com>
8344 * configure.in (m68k-*-rtemscoff*): Added.
8345 * configure.in (mips64orion-*-rtems*): Converted to ELF.
8346 * configure.in (sparc-*-rtemsaout*): Added as alias for old
8347 sparc-rtems configuration.
8348 * configure.in (sparc-*-rtemself*): Added.
8349 * configure.in (sparc-*-rtems*): Now ELF not a.out.
8350 * config/i386/rtems.h: Added comment.
8351 * config/sparc/rtemself.h: New file.
8353 * configure.in (m68k-rtemself): Added.
8354 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
8355 and DWARF_DEBUGGING_INFO.
8356 * config/m68k/crti.s: New file.
8357 * config/m68k/crtn.s: New file.
8358 * config/m68k/t-crtstuff: New file.
8359 * config/m68k/rtemself.h: New file.
8361 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
8362 global ctor/dtor and C++ exception handling.
8363 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
8364 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
8366 * config/i386/t-rtems-i386: New File.
8368 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
8370 * stmt.c (expand_end_case): Return right away if the case stack is
8373 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
8375 * Makefile.in (version.c): Remove rule incorrectly brought in from
8378 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
8380 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
8381 * msdos/top.sed: Take into account a prepended $(SHELL) to
8383 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
8385 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
8387 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8389 * regmove.c (fixup_match_1): Don't change an unchanging register.
8390 (stable_but_for_p): Renamed to:
8391 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
8392 Changed all callers.
8394 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
8396 * loop.c (strength_reduce): Don't call reg_used_between_p if the
8397 insn from BL2 is after the insn from BL.
8399 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
8401 * recog.h (INSN_OUTPUT_FORMAT_*): New.
8402 (struct insn_data): Merge `template' and `outfun' into `output'.
8403 Add `output_format'.
8404 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
8405 (struct data): Remove `outfun'; add `output_format'.
8406 (name_for_index): Remove declaration.
8407 (output_insn_data): Handle output formats.
8408 (process_template): Emit the bare array for @.
8409 (gen_expand, gen_split): Set output_format to NONE.
8410 * output.h (get_insn_template): Declare.
8411 * final.c (get_insn_template): New.
8412 (final_scan_insn): Use it.
8413 * toplev.c (compile_file): Likewise.
8415 * c4x/c4x.c (c4x_process_after_reload): Likewise.
8416 * i860/i860.c (output_delayed_branch): Likewise.
8417 (output_delay_insn): Likewise.
8419 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8421 * rtl.c (obstack_alloc_rtx): Removed.
8423 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
8425 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
8427 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
8429 * i386.c (call_insn_operand): Reject const_int.
8430 (expander_call_insn_operand): Use call_insn_operand.
8432 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8434 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
8436 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
8438 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
8439 Use DImode operation.
8441 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
8443 * gcc.c: Include sys/resource.h.
8444 (report_times): New flag.
8445 (execute): If report_times is set, calculate and report the
8446 CPU time consumed by each subprocess.
8448 (rus, prus): New globals.
8449 (option_map): Add --time.
8450 (display_help): Document -time.
8451 (process_command): Set report_times if -time is given.
8452 Turn off -pipe if -time is given.
8454 * invoke.texi: Document new option -time.
8456 * configure.in: Check for getrusage. Check if we have to
8457 prototype getrusage.
8458 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
8459 * configure: Regenerate.
8460 * config.in: Regenerate.
8462 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
8464 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
8467 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
8469 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
8470 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
8471 (nan): Return _thenan_sf or _thenan_df as appropriate.
8472 (L_thenan_sf): Define _thenan_sf.
8473 (L_thenan_df): Define _thenan_df.
8475 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
8476 (DPBIT_FUNCS): Add _thenan_df.
8478 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
8480 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
8483 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8485 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
8488 (lang_specific_driver): Don't take a function pointer parameter.
8489 All callers changed.
8491 * gcc.c: Include gcc.h.
8492 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
8493 lang_specific_extra_outfiles, fatal): Don't declare.
8494 (multilib_defaults_raw): Constify.
8495 (read_specs): Call memset, rather than bzero.
8496 (main): Call return, not exit.
8497 (lookup_compiler): Call memcpy, not bcopy.
8498 (fatal): Make extern.
8500 * cppspec.c: Include gcc.h.
8501 (lang_specific_driver): Initialize variable `quote'. Constify a
8502 char*. All calls to the function pointer parameter now
8503 explicitly call `fatal'.
8505 * gccspec.c (lang_specific_driver): Include gcc.h.
8507 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
8509 * arm.c (note_invalid_constants): Use recog_data.operand_type
8512 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8514 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
8517 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
8518 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
8519 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
8520 reload_secondary_in_reload, reload_secondary_out_reload,
8521 reload_secondary_in_icode, reload_secondary_out_icode,
8522 reload_reg_rtx, reload_when_needed): Delete declarations.
8523 (struct reload): New structure.
8524 (rld): Declare new array.
8525 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
8526 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
8527 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
8528 reload_secondary_in_reload, reload_secondary_out_reload,
8529 reload_secondary_in_icode, reload_secondary_out_icode,
8530 reload_reg_rtx, reload_when_needed): Delete definitions.
8532 (whole file): Replace uses of the deleted arrays with uses of rld.
8533 * reload1.c (whole file): Replace uses of the deleted arrays with
8535 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
8536 explicit loops, not with bcopy.
8538 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
8540 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
8541 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
8542 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
8543 insn_name): Delete and consolidate into new structures.
8544 (insn_operand_predicate_fn): New.
8545 (insn_output_fn): New.
8547 (struct insn_operand_data): New.
8548 (struct insn_data): New.
8550 (OUT_FCN): Update for insn_data change.
8551 * builtins.c (expand_builtin_strlen): Likewise.
8552 (expand_builtin_memcmp): Likewise.
8553 * combine.c (make_extraction, simplify_comparison): Likewise.
8554 * cse.c (canon_reg, cse_insn): Likewise.
8555 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
8556 * expmed.c (store_bit_field, extract_bit_field): Likewise.
8557 (emit_store_flag): Likewise.
8558 * expr.c (convert_move, emit_block_move): Likewise.
8559 (clear_storage, emit_push_insn, expand_increment): Likewise.
8560 (do_store_flag): Likewise.
8561 * expr.h (GEN_FCN): Likewise.
8562 (insn_gen_function): Die.
8563 * final.c (final_scan_insn): Update for insn_data change.
8564 (output_asm_name): Likewise.
8565 * function.c (fixup_var_refs_1): Likewise.
8566 * loop.c (check_dbra_loop): Likewise.
8567 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
8568 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
8569 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
8570 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
8571 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
8572 * regmove.c (gen_add3_insn): Likewise.
8573 * reload.c (push_secondary_reload, combine_reloads): Likewise.
8574 (find_reloads, find_reloads_address_1): Likewise.
8575 (debug_reload_to_stream): Likewise.
8576 * reload1.c (emit_reload_insns, gen_reload): Likewise.
8577 * stmt.c (expand_end_case): Likewise.
8578 * toplev.c (compile_file): Likewise.
8580 * c4x/c4x.c (c4x_process_after_reload): Likewise.
8581 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8583 * print-rtl.c (insn_name_ptr): Remove declaration.
8584 (get_insn_name): Declare.
8585 (print_rtx): Use it.
8586 * genoutput.c (insn_name_ptr): Remove.
8587 (next_operand_number): New.
8588 (struct operand_data): New.
8589 (null_operand, odata, odata_end): New.
8590 (struct data): Use struct operand_data.
8591 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
8592 (get_insn_name): Renamed from name_for_index.
8593 (output_prologue): Define NO_MD_PROTOTYPES.
8594 (output_predicate_decls): Break out from output_epilogue.
8595 Iterate over the operands list.
8596 (output_operand_data): Break out from output_epilogue. Emit
8597 just the operands list.
8598 (output_insn_data): Break out from output_epilogue. Emit just
8600 (output_epilogue): Remove.
8601 (output_get_insn_name): New.
8602 (constraints, op_n_alternatives, predicates, address_p): Die.
8603 (modes, strict_low, seen): Die.
8604 (scan_operands): Take new param `d' instead of writing to
8605 seven global variables.
8606 (compare_operands): New.
8607 (place_operands): New.
8608 (validate_insn_alternatives): Update for struct data change.
8609 (gen_insn): Don't zero or copy 7 global arrays. Update for
8610 scan_operands; call place_operands.
8611 (gen_peephole, gen_expand, gen_split): Likewise.
8612 (main): Update for new output routines.
8614 * genattr.c (insn_name_ptr): Remove.
8615 (get_insn_name): New function.
8616 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
8617 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
8618 * genrecog.c: Likewise.
8620 * alpha.md (adddi3): Make `pattern' array static.
8622 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8624 * config/c4x/c4x.h (c4x_rpts_cycles_string,
8625 c4x_cpu_version_string): Constify char *.
8626 * config/c4x/c4x.c (c4x_rpts_cycles_string,
8627 c4x_cpu_version_string): Likewise.
8629 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
8631 * tree.c (save_tree_status): Revert 10 Sep change.
8632 (restore_tree_status): Likewise. Call obstack_free with NULL
8633 before freeing the obstack proper.
8635 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
8637 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
8639 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
8640 surrounding context.
8642 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
8644 * tree.c (type_hash_canon): Put all types in the hash-table, when
8647 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
8649 * recog.h (struct recog_data, recog_data): New.
8650 (recog_foo variables): Kill.
8651 * recog.c (recog_operand, recog_operand_loc): Kill.
8652 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
8653 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
8654 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
8655 (recog_data): Define.
8656 (extract_insn): Update all recog_foo references to use recog_data.
8657 (preprocess_constraints, constrain_operands): Likewise.
8658 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
8659 * genattrtab.c (main): Likewise.
8660 * genextract.c (main): Likewise.
8661 * genoutput.c: Likewise.
8662 * genrecog.c (write_subroutine, main): Likewise.
8663 * local-alloc.c (block_alloc): Likewise.
8664 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
8665 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
8666 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
8667 * reload.c (find_reloads, find_reloads_toplev): Likewise.
8668 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
8669 (reload_cse_simplify_operands): Likewise.
8671 * arc/arc.c (arc_final_prescan_insn): Likewise.
8672 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
8673 * h8300/h8300.c (notice_update_cc): Likewise.
8674 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
8675 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
8676 * mn10200/mn10200.c (notice_update_cc): Likewise.
8677 * mn10300/mn10300.c (notice_update_cc): Likewise.
8678 * romp/romp.c (update_cc): Likewise.
8679 * sparc/sparc.c (check_pic): Likewise.
8680 * v850/v850.c (notice_update_cc): Likewise.
8682 * genemit.c (main): Don't declare recog_operand.
8684 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
8686 * ggc.h (rtvec_def): Forward declare.
8687 (tree_node): Likewise.
8690 (ggc_set_mark_rtx): Add prototype.
8691 (ggc_set_mark_rtvec): Likewise.
8692 (ggc_set_mark_tree): Likewise.
8693 * ggc-simple.c (ggc_root): Don't define.
8694 (roots): Don't declare.
8695 (ggc_mark_rtx): Remove.
8696 (ggc_mark_rtvec): Likewise.
8697 (ggc_mark_tree): Likewise.
8698 (ggc_mark_varray): Likewise.
8699 (ggc_mark_tree_hash_table_entry): Likewise.
8700 (ggc_mark_tree_hash_table): Likewise.
8701 (ggc_set_mart_rtx): New function.
8702 (ggc_set_mark_rtvec): Likewise.
8703 (ggc_set_mark_tree): Likewise.
8704 (ggc_add_root): Remove.
8705 (ggc_add_rtx_root): Likewise.
8706 (ggc_remove_tree_root): Likewise.
8707 (ggc_add_string_root): Likewise.
8708 (ggc_add_tree_varray_root): Likewise.
8709 (ggc_add_tree_hash_table_root): Likewise.
8710 (ggc_del_root): Likewise.
8711 (ggc_mark_rtx_ptr): Likewise.
8712 (ggc_mark_tree_ptr): Likewise.
8713 (ggc_mark_string_ptr): Likewise.
8714 (ggc_mark_tree_varray_ptr): Likewise.
8715 (ggc_mark_tree_hash_table_ptr): Likewise.
8716 * ggc-common.c: New file.
8717 * Makefile.in (OBJS): Add ggc-common.o.
8718 (ggc-common.o): List dependencies.
8720 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
8722 * cppalloc.c (xstrdup): Use memcpy.
8723 * cpperror.c (cpp_print_containing_files): Don't use
8725 * cpplib.c (conditional_skip): Set temp->lineno.
8726 (do_endif): Make error message less obscure.
8727 (if_directive_name): New function.
8728 (cpp_get_token [case EOF]): Unwind the if stack and generate
8729 error messages for each unterminated conditional in this file.
8730 (parse_string): Do not behave differently if -traditional.
8732 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
8734 * builtins.c (expand_builtin_va_arg): Cope with an array-type
8735 va_list decomposing to pointer-type.
8736 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
8737 (rs6000_va_arg): Likewise.
8739 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
8741 * except.c (start_dynamic_handler): Compute size using
8742 STACK_SAVEAREA_MODE.
8744 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8746 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
8747 include directory headers. Don't define strrchr. Don't provide
8748 my_* replacement functions. Prefer PTR over `pointer_type'.
8749 Don't prototype system functions. Don't redefine getopt.
8751 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
8752 safe_read, safe_write, save_pointers, restore_pointers,
8753 is_id_char, in_system_include_dir, directory_specified_p,
8754 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
8755 find_corresponding_lparen, referenced_file_is_newer,
8756 save_def_or_dec, munge_compile_params, gen_aux_info_file,
8757 process_aux_info_file, identify_lineno, check_source,
8758 seek_to_line, forward_to_next_token_char, output_bytes,
8759 output_string, output_up_to, other_variable_style_function,
8760 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
8761 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
8762 find_static_definition, connect_defs_and_decs, add_local_decl,
8763 add_global_decls, needs_to_be_converted, visit_each_hash_node,
8764 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
8765 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
8766 scan_for_missed_items, edit_file, string_list_cons): Add static
8768 (standard_exec_prefix, target_machine, target_version,
8769 default_syscalls_dir, string_list, string_list_cons, find_file,
8770 do_cleaning): Constify a char*.
8771 (safe_read, safe_write): Use PTR, not a char*.
8772 (is_id_char): Take an int, not a char.
8773 (main): Add prototype. Call return, not exit.
8775 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
8777 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
8778 when comparing types.
8780 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
8782 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
8783 (strength_reduce): Release the varrays from the no-bivs early exit.
8785 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
8786 the loop over the registers.
8788 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
8790 (restore_tree_status): Check that instead when freeing the obstack.
8792 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
8794 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
8797 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8799 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
8800 operand size modifiers.
8802 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8804 * c-common.c (c_common_nodes_and_builtins): Don't build
8806 * c-common.h (enum c_tree_index and related accesor macros): Remove
8807 everything now declared in tree.h.
8808 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8809 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
8810 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
8811 (error_mark_node, void_type_node, char_type_node, integer_type_node,
8812 unsigned_type_node, ptr_type_node, va_list_type_node,
8813 integer_zero_node, null_pointer_node, integer_one_node): Delete.
8814 (init_decl_processing): Call build_common_tree_nodes and
8815 build_common_tree_nodes_2 instead of building their nodes here.
8816 Don't add roots for these nodes.
8817 * stor-layout.c (size_zero_node, size_one_node): Delete.
8818 (set_sizetype): Make a new node for bitsizetype each time.
8819 * tree.c (global_trees): New variable.
8820 (init_obstacks): Add a gc root for it.
8821 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8822 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
8823 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
8824 (build_common_tree_nodes): New function.
8825 (fix_sizetype): New function.
8826 (build_common_tree_nodes_2): New function.
8827 * tree.h (enum tree_index): New.
8828 (global_trees): Declare.
8829 Add accessor macros for all nodes now moved to global_trees.
8830 Delete their declarations.
8832 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
8834 * c-decl.c (finish_function): When processing a nested function,
8835 push and pop GC context around rest_of_compilation.
8837 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
8839 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
8840 Default ix86_arch to PROCESSOR_I386.
8841 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
8842 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
8843 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
8844 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
8845 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
8846 (EXTRA_SPECS): Remove deleted specs.
8848 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
8850 * function.c (assign_stack_local_1): Allocate from
8851 function->x_frame_offset, not frame_offset.
8853 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
8855 * ggc.h (lang_cleanup_tree): Remove.
8856 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
8857 * ggc-callbacks.c (lang_cleanup_tree): Remove.
8859 * c-decl.c (finish_struct): Use ggc_alloc to allocate
8860 TYPE_LANG_SPECIFIC when garbage collecting.
8861 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
8862 (lang_cleanup_tree): Remove.
8864 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
8866 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
8867 * crtstuff.c: Not here.
8868 * dwarf2out.c: Or here.
8869 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
8872 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
8874 * function.h (free_after_compilation): Remove decl parameter.
8875 (free_varasm_status0: Likewise.
8876 (free_emit_status): Likewise.
8877 (free_stmt_status): Likewise.
8878 (free_after_compilation): Likewise.
8879 (init_lang_status): New variable.
8880 (free_lang_status): Likewise.
8881 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
8882 * function.c (init_lang_status): New variable.
8883 (free_lang_status): Likewise.
8884 (push_function_context_to): Don't set function::decl here.
8885 (free_after_copmilation): Make decl parameter implicit. Call
8886 free_lang_status if defined.
8887 (prepare_function_start): Call init_lang_status if defined.
8888 (init_function_start): Set function::decl here.
8889 * profile.c (output_func_start_profiler): Don't call pushdecl
8890 until we've actually started the function.
8891 * stmt.c (free_stmt_status): Make decl parameter implicit.
8892 * toplev.c (rest_of_compilation): Don't pass decl to
8893 free_after_compilation.
8894 * varasm.c (free_varasm_status): Likewise.
8896 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8898 * except.c (call_get_eh_context): Add root when allocating static
8901 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
8903 * arm.c: Include "ggc.h".
8904 (arm_add_gc_roots): New function.
8905 (arm_override_options): Call it.
8906 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
8908 * arm.md (define_asm_attributes): Add a pool_range attribute.
8910 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
8912 * extend.texi (Volatiles): New node.
8914 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
8916 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
8917 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
8918 (struct ggc_any): Replace `mark' with `magic_mark'.
8919 (ggc_alloc_string): Use memcpy, not bcopy.
8920 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
8921 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
8922 (ggc_free_any): New.
8923 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
8924 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
8925 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
8926 Use IS_MARKED. Use ggc_free_any.
8928 1999-09-09 Scott Bambrough <scottb@netwinder.org>
8930 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
8932 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
8934 * toplev.c (main): Always init_ggc.
8936 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
8938 * except.c (find_all_handler_type_matches): Free the list if
8939 we found no matches.
8941 * combine.c (SUBST): Break out to a real function do_SUBST.
8942 (SUBST_INT): Likewise.
8943 * gcse.c (free_pre_mem): Free `temp_bitmap'.
8944 (pre_insert): Free `inserted'.
8945 * loop.c (basic_induction_var): Always set `location'.
8947 * function.c (expand_function_end): Add initial_trampoline as a root.
8948 * rtl.h (init_varasm_once): Declare.
8949 * toplev.c (compile_file): Call it.
8950 * ggc-simple.c (ggc_mark_string_ptr): New.
8951 (ggc_add_string_root): New.
8952 (ggc_collect): Disable collection avoidance temporarily.
8953 * ggc.h (ggc_add_string_root): Declare.
8954 * except.c (create_rethrow_ref): Use ggc_alloc_string.
8955 * optabs.c (init_libfuncs): Likewise.
8956 * varasm.c (named_section): Use ggc_alloc_string.
8957 (make_function_rtl): Likewise.
8958 (make_decl_rtl): Likewise.
8959 (assemble_static_space): Likewise.
8960 (assemble_trampoline_template): Likewise.
8961 (output_constant_def): Likewise.
8962 (force_const_mem): Likewise.
8963 (mark_const_hash_entry): New.
8964 (mark_pool_sym_hash_table): New.
8965 (mark_varasm_state): Use it.
8966 (init_varasm_once): New.
8968 * expr.h (init_one_libfunc): Declare.
8969 * optabs.c (init_one_libfunc): New.
8970 (init_optabs): Use it.
8971 * config/gofast.h: Likewise.
8972 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
8973 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
8975 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
8977 * Makefile.in (cppexp.o): Depend on cpphash.h.
8978 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
8980 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
8981 * cpplib.c (do_define): Generalise to handle poisoned definitions,
8982 redefining poisoned identifiers, etc.
8983 (do_undef): Don't allow poisoned identifiers to be undefined.
8984 (do_pragma): Add #pragma poison.
8985 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8987 * cccp.c: Add T_POISON node type.
8988 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
8990 (do_define): Generalise to handle poisoned definitions,
8991 redefining poisoned identifiers, etc.
8992 (do_undef): Don't allow poisoned identifiers to be undefined.
8993 (do_pragma): Add #pragma poison.
8994 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
8996 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
8997 * c-pragma.h: Add ps_poison state. We now always have generic
9000 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
9002 * ggc.h (ggc_alloc): New function.
9003 (ggc_mark): Likewise.
9004 * ggc-simple.c (ggc_any): New structure.
9005 (ggc_status): Add anys.
9006 (n_anys_collected): New variable.
9007 (ggc_alloc): Define.
9008 (ggc_mark): Likewise.
9009 (ggc_collect): Collect the anys.
9011 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9013 * c-decl.c (mark_binding_level): Make static to match prototype.
9015 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
9017 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
9019 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
9021 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
9022 will use into account. Expand the max width to 5.
9025 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
9027 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
9030 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
9032 * alpha.md (call value patterns): Remove the result predicates.
9034 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
9036 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
9039 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9041 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
9042 changed from extern char *, to extern PTR. Also fix typo in
9043 NEED_DECLARATION_REALLOC test.
9045 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
9047 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9049 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
9050 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
9051 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
9052 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
9054 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
9056 * cccp.c (pcfinclude): Likewise.
9058 * global.c (allocno_compare): Likewise.
9060 * haifa-sched.c (rank_for_schedule): Likewise.
9062 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
9064 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
9066 * stupid.c (stupid_reg_compare): Likewise.
9068 * tree.c (_obstack_allocated_p): Likewise.
9070 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
9072 1999-09-08 Bruce Korb autogen@linuxbox.com
9074 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
9075 why "gperf -F" fails.
9076 * gcc/cp/Makefile.in: ditto
9077 * gcc/Makefile.in: ditto
9078 * gcc/java/Makefile.in: ditto
9080 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
9082 * lists.c: Include ggc.h.
9084 (init_EXPR_INSN_LIST_cache): Install it.
9086 * ggc-simple.c (init_ggc): Absorb the old init.
9087 (ggc_push_context): Use xcalloc.
9088 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
9089 (ggc_collect): Add [rvts] tags to the collection stats.
9091 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
9093 * cccp.c (main): Fix handling of -include and -imacros options.
9095 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
9097 * cpplib.c (cpp_push_buffer): Fix order of arguments.
9099 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9101 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
9104 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9106 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
9107 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
9108 and SET_DEST. Update comment.
9110 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9112 * config/c4x/c4x.c: Include ggc.h.
9113 (c4x_add_gc_roots): New function.
9114 (c4x_override_options): Call c4x_add_gc_roots.
9116 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
9118 * defaults.h (TARGET_ESC): Move ...
9119 * system.h: ... here, where Linas had it in the first place. Silly me.
9121 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
9123 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
9124 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
9125 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
9126 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
9127 * defaults.h (TARGET_ESC): Add default.
9129 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
9131 * configure.in: add i370-*-openedition, i370-*-mvs and
9132 i370-*-linux targets
9134 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
9136 * dsp16xxx.c: Include ggc.h
9137 (override_options): Mark GC roots.
9138 * mn10200.c: Include ggc.h.
9139 (asm_file_start): Mark GC roots.
9140 * tahoe.c: Include ggc.h.
9141 (extensible_operand): Mark GC roots.
9143 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
9145 * README: Add section discussing status of ELF ABI.
9146 * i370.c: Fix misc spelling mistakes.
9147 (i370_label_scan): Updated notes, exception handling.
9148 (i370_function_prolog): Simplify ELF stack handling.
9149 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
9150 (STACK_GROWS_DOWNWARD): ELF stack grows down.
9151 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
9152 * i370.md: (movdi): Add notes.
9153 (floatsidf2): Use stack not rtca for scratch float area.
9154 (iorsi3): Correct operand constraints.
9155 * x-oe: Restore TAROUTOPTS which are used by pax.
9157 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
9159 * rs6000.c: Include ggc.h.
9160 (rs6000_add_gc_roots): New function.
9161 (override_options): Call it.
9163 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
9165 * alpha.h (alpha_compare): New.
9166 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
9167 * alpha.c: Likewise for the definitions.
9168 (alpha_emit_conditional_branch): Update for alpha_compare.
9169 (alpha_emit_conditional_move): Likewise.
9170 * alpha.md (cmpdf, cmpdi): Likewise.
9171 (setcc patterns): Likewise. Zero alpha_compare after use.
9172 (sne): Optimize (x != 0) into (0U < x).
9174 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
9176 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
9177 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
9178 (INIT_EXPANDERS): Remove.
9179 * alpha.c: Include ggc.h.
9180 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
9181 (alpha_init_machine_status, alpha_mark_machine_status): New.
9182 (override_options): Install them.
9183 (struct machine_function): Moved to alpha.h.
9184 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
9185 (alpha_init_expanders): Remove.
9186 (alpha_return_addr): Adjust to use current_function->machine.
9187 (alpha_ra_ever_killed): Likewise.
9188 (alpha_expand_epilogue): Likewise.
9189 * alpha.md (eh_epilogue): Likewise.
9191 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
9192 Melissa O'Neill <oneill@cs.sfu.ca>
9193 Geoffrey Keating <geoffk@cygnus.com>
9195 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
9196 call-used registers (call-saved registers must still be contiguous
9197 and end with r31, of course).
9199 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
9201 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
9202 (self_promoting_type_p): Delete.
9203 (self_promoting_args_p): Move ...
9204 * c-common.c: ... here.
9205 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
9206 (simple_type_promotes_to): New.
9207 * builtins.c (lang_type_promotes_to): New.
9208 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
9209 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
9210 * c-common.h: ... here.
9211 (self_promoting_args_p, simple_type_promotes_to): Declare.
9212 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
9213 (grokdeclarator): Likewise.
9214 * tree.h (lang_type_promotes_to): Declare.
9216 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
9218 Add some machine-dependent GC roots.
9219 * sparc.c: Include ggc.h.
9220 (sparc_add_gc_roots): New function.
9221 (mark_ultrasparc_pipeline_state): Likewise.
9222 (override_options): Call sparc_add_gc_roots.
9223 * pa.c: Include ggc.h.
9224 (pa_add_gc_roots): New function.
9225 (mark_deferred_plabels): Likewise.
9226 (override_options): Call pa_add_gc_roots.
9227 * mips.c: Include ggc.h.
9228 (mips_add_gc_roots): New function.
9229 (override_options): Use it.
9231 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9233 * cpperror.c (cpp_file_line_for_message): Constify a char*.
9235 * cppexp.c (parse_number, parse_charconst, cpp_lex,
9236 cpp_parse_expr): Add static prototypes.
9237 (parse_charconst): Don't cast away const-ness.
9238 (token): Constify a char*.
9240 * cppfiles.c (file_name_list, include_hash, find_include_file,
9241 finclude, initialize_input_buffer): Constify a char*.
9242 (file_cleanup, find_position): Add static prototypes.
9244 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
9245 collect_expansion): Add static prototypes.
9246 (cpp_install, create_definition, monthnames): Constify a char*.
9248 * cpphash.h (cpp_install): Likewise.
9250 * cppinit.c (known_suffixes, default_include,
9251 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
9252 (base_name, dump_special_to_buffer, initialize_dependency_output):
9253 Add static prototypes.
9255 * cpplib.c (my_strerror): Constify a char*.
9256 (null_underflow, null_cleanup, skip_comment, copy_comment,
9257 copy_rest_of_line, handle_directive, pass_thru_directive,
9258 get_directive_token, read_line_number, cpp_print_file_and_line,
9259 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
9260 v_cpp_warning_with_line, detect_if_not_defined,
9261 consider_directive_while_skipping): Add static prototypes.
9262 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
9263 cpp_pedwarn_with_file_and_line): Constify a char*.
9265 * cpplib.h (cpp_options, include_hash, progname, definition,
9266 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
9267 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
9268 find_include_file, deps_output, include_hash): Constify a char*.
9270 * cppmain.c (progname): Constify.
9271 (main): Add prototype. Use return, not exit.
9273 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
9274 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
9275 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
9276 check_protection): Add static prototype.
9278 (progname, recognized_macrom, recognized_extern): Constify a char*.
9279 (main): Add prototype.
9281 * gen-protos.c (progname): Constify a char*.
9283 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
9285 * emit-rtl.c (free_emit_status): Take decl as a parameter.
9286 (init_emit_once): Add more GC roots.
9287 * except.c (mark_func_eh_entry): New function.
9288 (mark_eh_node): Mark false_label and rethrow_label.
9289 (init_eh): Add more GC roots.
9290 * function.c (free_after_compilation): Take decl as a paramter.
9291 Call free_stmt_status.
9292 (mark_function_state): Don't assume x_parm_reg_stack_loc is
9294 * function.h (free_after_compilation): Change prototype.
9295 (free_varasm_status): Likewise.
9296 (free_emit_status): Likewise.
9297 (free_stmt_status): New function.
9298 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
9299 Remove, replacing with ...
9300 (ggc_status): New structure.
9301 (ggc_chain): New variable.
9303 (ggc_push_context): New function.
9304 (ggc_pop_context): Likewise.
9305 (ggc_alloc_rtx): Adjust for use of ggc_chain.
9306 (ggc_alloc_rtvec): Likewise.
9307 (ggc_alloc_tree): Likewise.
9308 (ggc_alloc_string): Likewise.
9309 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
9310 (ggc_mark_tree): Give language-dependent code a chance to mark
9312 (ggc_mark_tree_varray): Handle empty arrays.
9313 (ggc_collect): Adjust for use of ggc_chain. Clear
9314 bytes_alloced_since_last_gc.
9315 * ggc.h (ggc_pop_context): New function.
9316 (ggc_push_context): Likewise.
9317 * print-tree.c (print_node): Don't print obstacks when GC'ing.
9318 * stmt.c (free_stmt_status): New function.
9319 (init_stmt_for_function): Clear last_expr_value.
9320 * toplev.c (rest_of_compilation): Always call free_after_compilation.
9321 Conditionalize call to ggc_collect.
9322 (main): Call init_ggc.
9323 * tree.c (push_obstacks): Do the push, even when GC'ing.
9324 (push_obstacks_nochange): Likewise.
9325 (pop_obstacks): Liekwise.
9326 * varasm.c (free_varasm_status): Take decl as a parameter.
9328 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
9330 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
9331 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
9332 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
9333 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
9335 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
9337 * pa/x-pa-mpeix: New file for the MPE port.
9339 * pa/quadlib.asm: New file for long double support.
9341 * configure.in: Add hppa1.0-*-mpeix for MPE port.
9342 * configure: Rebuilt.
9344 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
9346 * final.c (shorten_branches): Fix last change.
9348 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
9350 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
9352 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
9354 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
9357 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9359 * c-aux-info.c (concat): Don't define.
9361 * cccp.c (my_strerror): Likewise. All callers changed to use
9363 (do_include): Call xstrdup, not xmalloc/strcpy.
9364 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
9365 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
9367 * collect2.c (my_strsignal): Likewise. All callers changed to use
9369 (locatelib): Call xstrdup, not xmalloc/strcpy.
9371 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
9373 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
9375 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
9377 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
9379 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
9381 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
9383 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
9385 (find_all_handler_type_matches): Likewise. Don't check return
9387 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
9388 xmalloc, not malloc.
9389 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
9391 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
9392 (init_spec): Call xcalloc, not xmalloc/bzero.
9393 (set_spec): Call xstrdup, not save_string.
9394 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
9395 (find_a_file): Call xstrdup, not xmalloc/strcpy.
9396 (process_command): Call xstrdup, not save_string.
9397 (main): Call xcalloc, not xmalloc/bzero.
9399 * gcov.c (xmalloc): Don't define.
9400 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
9401 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
9402 (output_data): Call xcalloc, not xmalloc/bzero.
9404 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
9406 * mips-tdump.c (xmalloc): Don't define.
9407 (print_symbol): Call xmalloc, not malloc.
9408 (read_tfile): Call xcalloc, not calloc.
9410 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
9411 Don't define. All callers of xfree/my_strsignal changed to use
9412 free/strsignal instead.
9413 (allocate_cluster): Call xcalloc, not calloc.
9415 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
9416 Fix memory leak, free allocated memory.
9418 * prefix.c (translate_name): Call xstrdup, not save_string.
9419 (update_path): Likewise.
9421 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
9423 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
9424 Don't define. Callers of xfree/savestring2 changed to use
9425 free/concat instead.
9427 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
9428 (init_elim_table): Likewise.
9430 * resource.c (init_resource_info): Likewise.
9432 * stupid.c (stupid_life_analysis): Likewise.
9434 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
9435 (open_dump_file): Call concat, not xmalloc/strcpy/...
9436 (clean_dump_file): Likewise.
9437 (compile_file): Call xstrdup, not xmalloc/strcpy.
9439 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
9441 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
9442 * v850.c (v850_va_arg): New.
9444 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9446 * haifa-sched.c: Tidy comments.
9448 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9450 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
9451 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
9452 $(out_object_file)): Depend on ggc.h.
9453 * c-common.c: Include "ggc.h".
9454 (combine_strings): If doing GC, use ggc_alloc_string.
9455 * c-decl.c: Include "ggc.h".
9456 (ggc_p): Define with value 0.
9457 (mark_binding_level): New function.
9458 (init_decl_processing): Add GC roots.
9459 (mark_c_function_context): New function.
9460 (lang_mark_false_label_stack): New function.
9461 (lang_mark_tree): New function.
9462 (lang_cleanup_tree): New function.
9463 * c-lang.c: Include "ggc.h".
9464 (lang_init): Call c_parse_init.
9465 * c-lex.c: Include "ggc.h".
9466 (check_linenum): If doing GC, don't copy filenames to permanent
9468 * c-parse.in: Include "ggc.h".
9469 (c_parse_init): New function.
9470 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
9471 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
9473 * except.c (mark_eh_state): Mark more state.
9474 * function.c (mark_function_state): Likewise.
9475 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
9476 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
9477 * toplev.c (mark_file_stack): New function.
9478 (compile_file): If doing GC, use ggc_alloc_string on input filename.
9479 (main): Add root for input_file_stack.
9481 * i386.c: Include "ggc.h".
9482 (ix86_mark_machine_status): New function.
9483 (override_options): Set mark_machine_status.
9485 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9487 * tree.c (copy_node): Copy node contents also if doing GC.
9489 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9491 * collect2.c (scan_libraries): Fix double-thinko :-).
9493 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
9495 * collect2.c (scan_libraries): Fix thinko.
9497 * cse.c (delete_trivially_dead_insns): Do not skip the last
9498 insn if it is a real insn.
9500 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
9502 * Makefile.in (ggc-simple.o): Depend on hash.h.
9503 * ggc.h (ggc_add_tree_hash_table_root): Declare.
9504 (ggc_mark_tree_varray): Likewise.
9505 (ggc_mark_tree_hash_table): Likewise.
9506 * ggc-simple.c: Include hash.h.
9507 (ggc_mark_tree_hash_table_ptr): New function.
9508 (ggc_mark_tree_hash_table_entry): Likewise.
9509 (ggc_mark_tree_hash_table): Likewise.
9510 (ggc_add_tree_hash_table_root): Likewise.
9511 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
9512 rtx, when defining fields.
9514 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9516 * profile.c (output_func_start_profiler): Remove apparently
9517 nonsensical call to start_sequence.
9519 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
9521 * clipper/clipper.c (clipper_va_start): Fix typos.
9523 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
9524 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
9525 (spur_va_arg): New stub.
9527 * configure.in: Comment out pyramid.
9529 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
9531 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
9532 don't conflict with the bits that win32, cygwin, and dgux
9535 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
9536 Bernd Schmidt <bernds@cygnus.co.uk>
9538 * integrate.c (function_cannot_inline_p): Do not inline
9539 functions with forced labels.
9541 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
9542 Bernd Schmidt <bernds@cygnus.co.uk>
9543 Mark Mitchell <mark@codesourcery.com>
9545 * Makefile.in (ggc-simple.o): Depend on varray.h.
9546 (rtl.o): Depend on ggc.h.
9547 (genattrtab.o): Depend on ggc.h.
9548 (print-tree.o): Likewise.
9549 (fold-const.o): Likewise.
9550 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
9551 (make_insn_raw): Don't cache insns when GC'ing.
9552 (emit_insn_before): Likewise.
9553 (emit_insn_after): Likewise.
9554 (emit_insn): Likewise.
9555 (start_sequence): Use xmalloc to allocate the sequence_stack.
9556 (end_sequence): Add free to free it.
9557 (gen_sequence): Don't cache insns when GC'ing.
9558 (clear_emit_caches): Don't use sequence_element_free_list.
9559 (init_emit): Use xcalloc, not xmalloc+bzero.
9560 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
9561 * function.c (pop_function_context_from): Use free to free the
9562 fixup_var_refs_queue.
9563 (put_reg_into_stack): Allocate it with xmalloc.
9564 * genattrtab.c: Include ggc.h.
9565 (operate_exp): Don't use obstack_free when GC'ing.
9566 (simplify_cond): Likewise.
9567 (simplify_text_exp): Likewise.
9568 (optimize_attrs): Likewise.
9569 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
9571 (gencode): Generate a #include for ggc.h.
9572 * ggc-callbacks.c (ggc_p): Define it to zero.
9573 * ggc-none.c (ggc_p): Likewise.
9574 * ggc-simple.c: Include varray.h.
9575 (ggc_mark_tree_varray): New function.
9576 (ggc_add_tree_varray_root): Likewise.
9577 (ggc_mark_tree_varray_ptr): Likewise.
9578 * ggc.h (ggc_p): Declare.
9579 (varray_head_tag): Likewise.
9580 (ggc_add_tree_varray_root): Declare.
9581 * print-tree.c (print_node): Don't check for TREE_PERMANENT
9582 inconsistencies when GC'ing.
9583 * rtl.c: Include ggc.h.
9584 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
9585 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
9586 (rtx_free): Don't call obstack_free when GC'ing.
9587 * toplev.c (rest_of_compilation): Call ggc_collect after every
9589 * tree.c (push_obstacks): Do nothing, if GC'ing.
9590 (pop_obstacks_nochange): Likewise.
9591 (pop_obstacks): Likewise.
9592 (make_node): Use ggc_alloc_tree when GC'ing.
9593 (copy_node): Likewise.
9594 (get_identifier): Use ggc_alloc_string when GC'ing.
9595 (build_string): Likewise.
9596 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
9597 (tree_cons): Likewise.
9599 (type_hash_canon): Don't call obstack_free when GC'ing.
9601 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
9603 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
9604 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
9606 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
9607 Bernd Schmidt <bernds@cygnus.co.uk>
9608 Mark Mitchell <mark@codesourcery.com>
9610 * Makefile.in (stor-layout.o): Depend on ggc.h.
9611 (expr.o): Depend on ggc.h.
9612 (profile.o): Depend on ggc.h.
9613 (stor-layout.o): Depend on ggc.h.
9614 * emit-rtl.c (init_emit_once): Add gc roots.
9615 * expr.c: Include ggc.h.
9616 (emit_block_move): Add gc roots.
9617 (clear_storage): Likewise.
9618 * expr.h (init_stor_layout_once): New function.
9619 * profile.c: Include ggc.h.
9620 (init_arc_profiler): profiler_label is a root.
9621 * scan.c (make_sstring_space): Trust xrealloc to function
9622 correctly with first parameter NULL.
9623 * stor-layout.c: Include ggc.h.
9624 (set_sizetype): Add gc root.
9625 (init_stor_layout_once): New function.
9626 * toplev.c (compile_file): Call it.
9628 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
9629 Bernd Schmidt <bernds@cygnus.co.uk>
9630 Mark Mitchell <mark@codesourcery.com>
9632 * Makefile.in (tree.o): Depend on ggc.h.
9633 (varasm.o): Likewise.
9634 (function.o): Likewise.
9636 (except.o): Likewise.
9637 (optabs.o): Likewise.
9638 (emit-rtl.o): Likewise.
9639 * emit-rtl.c: Include ggc.h.
9640 (sequence_element_free_list): Remove, and all references.
9641 (mark_sequence): New functions.
9642 (mark_emit_state): New function.
9643 * except.c: Include ggc.h.
9644 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
9645 (mark_tree_label_node): New functions.
9646 (mark_eh_state): New function.
9647 * function.c: Include ggc.h.
9648 (mark_temp_slot, mark_function_chain): New functions.
9649 (mark_function_state): New function.
9650 (init_function_once): New function.
9651 * function.h (init_function_once): New function.
9652 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
9653 * ggc.h (label_node): Declare.
9654 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
9655 (lang_mark_false_label_stack): New function.
9656 (mark_temp_slot): Remove declaration.
9657 (mark_function_chain): Likewise.
9658 (mark_eh_state): Adjust prototype.
9659 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
9661 * optabs.c: Include ggc.h.
9662 (mark_optab): New function.
9663 (init_optabs): Add gc roots.
9664 * stmt.c: Include ggc.h.
9665 (mark_cond_nesting, mark_loop_nesting): New functions.
9666 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
9667 (mark_stmt_state): New function.
9668 * toplev.c (compile_file): Call init_function_once.
9669 * tree.c: Include ggc.h.
9670 (type_hash): Move declaration earlier in file.
9671 (TYPE_HASH_SIZE, type_hash_table): Likewise.
9672 (init_obstacks): Add gc roots.
9673 (mark_type_hash): New function.
9674 * varasm.c: Include ggc.h.
9675 (mark_pool_constant): New function.
9676 (mark_varasm_state): New function.
9678 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9680 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
9682 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9684 * c-decl.c (struct language_function): Renamed from struct c_function.
9686 (c_function_chain): Delete.
9687 (push_c_function_context): New arg F. Don't warn about nested
9688 functions here. Fill LANGUAGE elt of F. Delete code to update
9689 c_function_chain. Don't call push_function_context.
9690 (pop_c_function_context): New arg F. Restore from there instead of
9691 from c_function_chain. Don't call pop_function_context. Clear out
9692 LANGUAGE field of F when done.
9693 * c-lang.c: Include "function.h"
9694 (lang_init): Initialize save_lang_status and restore_lang_status.
9695 * c-parse.in (nested_function, nested_function_notype): Warn about
9696 nested functions. Call push_function_context/pop_function_context
9697 instead of the _c_ variants.
9698 * c-tree.h (push_c_function_context, pop_c_function_context): Update
9700 * Makefile.in (c-lang.o): Update dependencies.
9702 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
9703 regno_pointer_flag, regno_pointer_align.
9704 (gen_reg_rtx): Use xrealloc to enlarge them.
9705 (free_emit_status): New function.
9706 * function.c (mark_machine_status, mark_lang_status): New variables.
9707 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
9708 in some bits from assign_stack_local. All callers changed to use new
9710 (assign_stack_local): Just call assign_stack_local_1.
9711 (free_after_compilation): New function.
9712 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
9713 (trampoline_address): Likewise.
9714 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
9715 (prepare_function_start): Explicitly clear some more variables.
9716 * function.h (struct function): New elt can_garbage_collect.
9717 (mark_machine_status, mark_lang_status): Declare variables.
9718 (free_after_compilation, free_emit_status, free_varasm_status,
9719 init_varasm_status): Declare functions.
9720 * toplev.c (rest_of_compilation): Call free_after_compilation when
9721 done with the current function.
9722 * varasm.c (free_varasm_status): New function.
9724 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
9726 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
9727 (EXPAND_BUILTIN_VA_ARG): Define.
9728 * sparc.c (sparc_va_start): New.
9729 (sparc_va_arg): New.
9731 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9733 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
9735 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9737 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
9739 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
9741 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
9743 (ggc-callbacks.o): New target.
9744 * ggc-callbacks.c: New file.
9746 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9748 * expr.h: Collapse individual optab and libfunc vars to arrays.
9749 (optab_index, libfunc_index): New enumerations.
9750 (optab_table, libfunc_table): New arrays.
9751 Add accessor macros for both.
9753 * optabs.c (optab_table, libfunc_table): New.
9754 Delete declarations for individual optab and libfunc vars.
9756 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
9758 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
9760 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
9762 * Makefile.in (GGC, GGC_LIB): New.
9763 (HOST_RTL): Include ggc-none.o.
9764 (ggc-simple.o): New target.
9765 (ggc-none.o): Likewise.
9766 * tree.h (tree_common): Add gc_mark.
9767 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
9768 (struct rtvec_def): Add gc_mark.
9769 * emit-rtl.c (global_rtl): Update static initializers to contain
9770 enough initializers.
9771 * ggc.h, ggc-none.c, ggc-simple.c: New files.
9772 * toplev.c (gc_time): New variable.
9773 (all_time): New variable.
9774 (compile_file): Print gc time.
9775 (print_time): Calculate percentage of the whole.
9777 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9779 Change obstack memory management and varasm constant pool handling so
9780 that nested functions are treated like any other functions.
9781 * function.c (init_machine_status): New variable.
9782 (push_function_context_to): Set contains_functions for the outer
9783 function. Don't call save_varasm_status.
9784 (pop_function_context_from): Don't call restore_varasm_status. Don't
9785 set current_function_contains_functions.
9786 (prepare_function_start): Call init_varasm_status rather than
9787 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
9789 * function.h (struct function) Add field varasm. Delete fields
9790 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
9791 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
9792 (init_machine_status): Declare.
9793 (save_varasm_status, restore_varasm_status): Delete declarations.
9794 (save_tree_status, restore_tree_status): Delete last argument.
9795 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
9796 code. All callers changed.
9797 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
9798 save_constants_in_decl_trees, restore_constants, save_constants,
9799 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
9801 (inlining): New variable.
9802 (reg_map, label_map, insn_map, orig_asm_operands_vector,
9803 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
9805 (save_for_inline_nocopy): Don't save constants.
9806 Don't set inl_emit field in current_function.
9807 (expand_inline_function): Use emit field, not inl_emit, of the inlined
9808 function. Set new variable inlining before
9809 calling copy_rtx_and_substitute.
9810 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
9811 constant pool references if inlining is nonzero.
9812 Delete ADDRESS and (most of the) CONST cases.
9813 (output_inline_function): Save and restore current_function/
9814 current_function_decl. Delete restore_constants code. Don't call
9815 init_const_rtx_hash_table.
9816 * output.h (init_const_rtx_hash_table): Don't declare.
9817 * rtl.h (struct function): Declare.
9818 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
9819 * toplev.c (rest_of_compilation): Don't treat nested functions or
9820 functions containing them specially. Delete all code to deal with
9821 save_for_inline_copying.
9822 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
9823 inline_obstacks): Delete variables.
9824 (save_tree_status): Lose arg CONTEXT. All callers changed.
9825 Simply allocate a new function_maybepermanent_obstack for the new
9826 function, delete all the special cases.
9827 Don't save inline_obstacks.
9828 (restore_tree_status): Lose arg CONTEXT. All callers changed.
9829 Delete special handling for function_maybepermanent_obstack; simply
9831 Don't restore inline_obstacks.
9832 (permanent_allocation): Delete code that frees inline_obstacks.
9833 (print_inline_obstack_statistics): Delete function.
9834 (dump_tree_statistics): Don't call it.
9835 * varasm.c (struct varasm_status): New.
9836 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
9837 last_pool, pool_offset, const_double_chain): Delete global
9838 variables, replace with accessor macros.
9839 (immed_double_const): Don't walk const_double_chain outside a
9840 function, but don't treat nested functions specially anymore.
9841 (immed_real_const_1): Likewise.
9842 (clear_const_double_mem): Don't treat nested functions specially.
9843 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
9844 (save_varasm_status, restore_varasm_status): Delete functions.
9845 (init_varasm_status): New function.
9846 (force_const_mem): Don't treat nested functions specially.
9847 (find_pool_constant): Accept new arg F, search for constants in
9848 that function's pool rather than the current one. All callers
9850 (get_pool_constant_for_function, get_pool_mode_for_function): New
9853 * i386.c (init_386_machine_status): New function, mostly from
9854 clear_386_stack_locals.
9855 (struct machine_functions): Rename element names to avoid name
9857 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
9858 macros, replacing global variables.
9859 (clear_386_stack_locals, save_386_machine_status,
9860 restore_386_machine_status): Delete functions.
9861 (override_options): Initialize init_machine_status.
9862 * i386.h (INIT_EXPANDERS): Delete macro.
9863 (save_386_machine_status, restore_386_machine_status,
9864 clear_386_stack_locals): Delete declarations.
9866 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9868 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
9869 (doloop_begin): Simplify pattern and use emit_jump_insn.
9870 (doloop_end): Simplify pattern, switch operand order,
9871 and use emit_jump_insn.
9873 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9875 * function.h (struct function): Add new element LANGUAGE.
9876 (save_lang_status): Declare new variable.
9877 (restore_lang_status): Likewise.
9878 * function.c (save_lang_status): Define.
9879 (restore_lang_status): Likewise.
9880 (push_function_context_to): Call language-specific save function.
9881 (pop_function_context_from): Call language-specific restore function.
9883 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9885 * i386.md (movsf_1): Check REG_P before use of REGNO.
9886 (movdf_1): Likewise.
9887 (movxf_1): Likewise.
9888 (extendsfdf2): Likewise.
9889 (extendsfxf2): Likewise.
9890 (extenddfxf2): Likewise.
9892 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9894 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
9895 constants into memory.
9896 (c4x_shiftable_constant): New function.
9897 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
9898 (c4x_shiftable_constant): Declare.
9899 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
9900 ashlqi3_noclobber): Add new patterns and associated splitters.
9902 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
9904 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
9905 * dwarf2out.c (dwarf2out_frame_init): Likewise.
9906 * final.c (shorten_branches): Likewise.
9907 * global.c (global_alloc): Likewise.
9908 * haifa-sched.c (build_control_flow): Likewise.
9909 * stmt.c (check_for_full_enumeration_handling): Likewise.
9910 (estimate_case_costs): Likewise.
9912 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
9914 * rtl.h (RTL_CHECKC2): Fix typo in last change.
9916 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
9918 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
9919 (recompute_reg_usage): Likewise.
9920 * rtlanal.c (find_regno_fusage): Likewise.
9922 * rtl.c (rtl_check_failed_code1): New function.
9923 (rtl_check_failed_code2): New.
9924 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
9925 (RTL_CHECKC1, RTL_CHECKC2): New.
9926 (XC*): New accessor macros.
9927 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
9928 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
9929 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
9930 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
9931 (TRAP_*, RANGE_INFO_*): Likewise.
9933 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9935 * Makefile.in (tlink.o): Don't depend on toplev.h.
9937 * collect2.c (c_file, o_file, export_file, import_file, ldout,
9938 output_file, nm_file_name, ldd_file_name, strip_file_name,
9939 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
9940 add_prefix, prefix_from_env, prefix_from_string, do_wait,
9941 fork_execute, maybe_unlink, add_to_list,
9942 extract_init_priority, write_list, dump_list,
9943 dump_prefix_list, write_list_with_asm, write_c_file,
9944 write_c_file_stat, write_c_file_glob, scan_prog_file,
9945 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
9946 ignore_library, extract_string, notice, dump_file, target_machine,
9947 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
9948 read_file, print_load_command): Constify a char*.
9949 (fdopen, error, fatal, fatal_perror): Don't prototype.
9950 (my_strerror): Remove. All callers use xstrerror instead.
9951 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
9952 (main): Add prototype. Constify lots of char* ptrs. Change calls
9953 to xcalloc/strcpy/strcat/... to one call to concat.
9954 (main, scan_prog_file, scan_libraries): Use an intermediate
9955 `const char **' to build an argv array.
9956 (mapfile, libselect, libcompare, locatelib): Add prototypes.
9958 * collect2.h (collect_execute, collect_wait, dump_file,
9959 file_exists): Constify a char*.
9960 (ldout, c_file_name, temporary_obstack, permanent_obstack,
9961 temporary_firstobj, vflag, debug): Add extern declarations.
9962 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
9964 * tlink.c: Don't include toplev.h.
9965 (vflag, debug, ldout, c_file_name, temporary_obstack,
9966 permanent_obstack, temporary_firstobj): Don't declare.
9967 (tlink_execute, frob_extension, symbol_hash_lookup,
9968 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
9969 recompile_files, read_repo_files, demangle_new_symbols,
9970 scan_linker_output): Constify a char*.
9971 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
9972 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
9974 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
9976 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
9977 (relative) rather than jsr (absolute) subroutine call insns.
9978 * config/m68k/m68k-coff.h: Ditto.
9980 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
9982 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
9983 now rework these too.
9984 (arm_reorg): If an insn can't reach the end of the current pool,
9985 ensure that we emit that pool before the insn.
9987 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
9989 * tlink.c (scan_linker_output): Skip the initial underscore in
9990 a mangled name if appropriate.
9992 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9994 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9995 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
9996 error_with_ivar, gen_declarator, create_builtin_decl,
9997 my_build_string, generate_descriptor_table, generate_ivars_list,
9998 generate_dispatch_table, check_protocols, TAG_GETCLASS,
9999 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
10000 dump_base_name, lang_decode_option, build_encode_expr,
10001 start_class, finish_class, encode_pointer, really_start_method,
10002 gen_declaration, dump_interface, handle_class_ref, handle_impent):
10004 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
10005 Add static prototypes.
10006 (build_objc_string_decl, build_selector_reference_decl,
10007 encode_bitfield, build_class_reference_decl): Remove unused
10008 parameter, all callers changed.
10009 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
10010 (objc_printable_name): Likewise. Change second parameter to type int.
10011 (init_objc): Use memcpy, not bcopy, to avoid casts.
10013 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
10015 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
10016 reg notes on a deleted insn.
10017 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
10019 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
10021 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
10023 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10025 * stmt.c (expand_asm_operands): Fix index into inout_mode when
10028 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
10030 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
10031 * tm.texi (MD_ASM_CLOBBERS): Document it.
10033 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
10035 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
10036 * except.c (expand_rethrow): Remove unused variable.
10037 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
10038 * flow.c (replace_insns): Likewise.
10039 (create_edge_list, verify_edge_list): Likewise.
10040 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
10042 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
10043 is special code to run.
10044 (main): Don't define operands to emit_operand.
10045 * genrecog.c (main): Don't emit an empty peephole2_insn function.
10047 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
10049 * alpha/alpha.h (normal_memory_operand): Declare.
10050 (reg_no_subreg_operand): Declare.
10051 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
10053 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
10055 * c-parse.in (compstmt_primary_start): New, broken out of first
10056 part of compstmt handling in primary.
10057 (primary): Use it. Add an error clause.
10058 (compstmt_nostart): Renamed from compstmt; remove all
10059 initial invocations of compstmt_start.
10062 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
10064 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
10067 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
10069 * combine.c (simplify_shift_const): Remove extra semicolon.
10070 * dwarf2out.c (remove_AT): Likewise.
10071 * expmed.c (expand_mult): Likewise.
10072 * gcov.c (create_program_flow_graph): Likewise.
10073 * reorg.c (mostly_true_jump): Likewise.
10075 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
10077 * fold-const.c (fold_range_test): Do not try to fold the range
10078 test if the rhs or lhs has side effects.
10080 * combine.c (simplify_rtx): Recognize another case of a synthesized
10083 * varasm.c (mark_constant_pool): When marking indirect references,
10084 only look at SYMBOL_REFs.
10086 * except.c (expand_fixup_region_end): Do not peek at
10087 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
10089 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
10091 * flags.h: New variables align_loops, align_loops_log,
10092 align_jumps, align_jumps_log, align_labels, align_labels_log,
10093 align_functions, align_functions_log.
10094 * toplev.c: Define them.
10095 (f_options): Handle -falign-* when they have no argument.
10096 (main): Add logic to set variables for -falign-functions,
10097 -falign-jumps, -falign-labels, -falign-loops.
10098 Make it -fsched-verbose=<n> and -finline-limit=<n>.
10099 (display_help): Change help to match options.
10100 * final.c (LABEL_ALIGN): Default to align_labels_log.
10101 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
10102 (LOOP_ALIGN): Default to align_loops_log.
10103 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
10104 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
10105 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
10106 * varasm.c (assemble_start_function): Handle align_functions.
10108 * config/sparc/sparc.h: Don't declare sparc_align_*.
10109 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
10110 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
10112 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
10114 * config/sparc/sparc.c: Delete sparc_align_loops,
10115 sparc_align_jumps, sparc_align_funcs and the corresponding string
10117 (sparc_override_options): Default align_functions on ultrasparc.
10118 Delete -malign-* handling.
10120 * config/mips/mips.c (override_options): On 64-bit targets,
10121 try to align code to 64-bit boundaries.
10122 (print_operand): New substitution, %~,
10123 which aligns labels to align_labels_log.
10124 * config/mips/mips.md (div_trap_normal): Use %~.
10125 (div_trap_mips16): Likewise.
10127 (absdi2): Likewise.
10128 (ffssi2): Likewise.
10129 (ffsdi2): Likewise.
10130 (ashldi3_internal): Likewise.
10131 (ashrdi3_internal): Likewise.
10132 (lshrdi3_internal): Likewise.
10133 (casesi_internal): Likewise.
10135 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
10137 Merge new ia32 backend from the branch!
10139 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
10140 See ChangeLog.P2 on new_ia32_branch for details.
10142 * rtl.h (stack_regs_mentioned_p): Delete prototype.
10143 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
10144 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10145 * i386/gas.h (ASM_FILE_START): Define.
10146 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
10147 for name change of ix86_valid_decl_attribute_p.
10148 (i386_pe_valid_type_attribute_p): Similarly.
10150 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
10152 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
10153 to step through CC modes.
10155 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10157 * regmove.c (fixup_match_1): Don't move INSN in front of P if
10158 it would end up in the shadow of a live flags regsiter.
10160 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10162 * reload1.c: Fix many indentation problems.
10163 * reload.c: Likewise.
10165 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
10167 * alias.c (non_local_reference_p): Constify fmt.
10169 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
10171 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
10173 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
10175 * cse.c (delete_trivially_dead_insns): Do not delete stores to
10176 the internal_arg_pointer.
10178 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
10180 Merge peephole2 from new_ia32_branch:
10181 * Makefile.in (STAGESTUFF): Add *.peephole2.
10182 (mostlyclean): Likewise.
10183 (recog.o): Depend on resource.h.
10185 * final.c (peephole): Conditionalize decl on HAVE_peephole.
10186 (final_scan_insn): Likewise for the invocation of peephole.
10187 * genconfig.c (main): Look for peephole and peephole2 patterns.
10188 Emit HAVE_peephole* accordingly.
10189 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
10190 * flags.h (flag_peephole2): Declare.
10191 * toplev.c: New pass peephole2. New flag -fpeephole2.
10193 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
10194 * gencodes.c (main): Likewise.
10195 * genextract.c (main): Likewise.
10196 * genoutput.c (main): Likewise.
10197 * genemit.c (max_operand_1): Look for the max scratch operand.
10198 (gen_rtx_scratch): New.
10199 (gen_exp): Use it, and pass on new arg subroutine_type.
10200 (gen_expand): Take max scratch into account.
10201 (gen_split): Emit peephole2 functions.
10202 (output_peephole2_scratch): New.
10203 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
10204 * genrecog.c (routine_type): Add PEEPHOLE2.
10206 (make_insn_sequence): Match outer parallel for peep2. Discard
10207 top level scratches and dups.
10208 (add_to_sequence): New args insn_type and top. Update all callers.
10209 Handle toplevel peep2 matching insns.
10210 (write_subroutine): Handle peep2.
10211 (write_tree_1): Likewise.
10212 (write_tree): Likewise.
10214 (change_state): New arg afterward. Update all callers.
10215 Handle matching separate insns.
10216 * recog.c (recog_next_insn): New.
10217 (peephole2_optimize): New.
10218 * rtl.def (DEFINE_PEEPHOLE2): New.
10219 * resource.c (find_free_register): New argument last_insn. Use it
10220 to find a register available through the entire span.
10221 * resource.h (find_free_register): Update prototype.
10223 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
10225 * i386.c (output_strlen_unroll): Don't write xops[7]
10226 label if it wasn't set.
10228 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
10230 * cpplib.c (struct directive): Const-ify name pointer and
10231 function pointer prototype.
10232 (validate_else, do_define, do_line, do_include, do_undef,
10233 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
10234 do_elif, do_endif, do_sccs, do_assert, do_unassert,
10235 do_warning): Const-ify second arg.
10236 (directive_table): Mark const. Reorder entries by frequency
10237 of usage, record statistics.
10239 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
10241 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
10242 bounds- check RTL accesses if --enable-checking.
10243 (RTVEC_ELT): Bounds check if --enable-checking.
10244 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
10245 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
10246 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
10248 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
10249 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
10251 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
10252 (NOTE_SOURCE_FILE): Use X0STR.
10253 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
10254 MEM_ALIAS_SET): Use X0INT.
10255 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
10256 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
10258 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
10259 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
10260 (rtl_check_failed_bounds, rtl_check_failed_type1,
10261 rtl_check_failed_type2, rtvec_check_failed_bounds): New
10263 (fancy_abort): Fix comment.
10265 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
10266 (cse_insn): Decrement LABEL_NUSES for jump target before
10267 deleting jump insn.
10268 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
10269 * final.c (alter_subreg): Compute regno before changing x to
10270 REG; set REGNO(x) after changing it.
10271 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
10272 notes containing CONST_INTs.
10273 (delete_eh_regions): Use NOTE_EH_HANDLER.
10274 * function.c (put_reg_into_stack): Make reg a MEM before
10276 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
10278 (gen_mem_addressof): Make reg a MEM before initializing it.
10279 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
10281 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
10282 deleting an insn, not after.
10283 (block_alloc): Only look at PATTERN(insn) if we have to, and
10284 only if it's format class 'i'.
10285 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
10286 CONST_INT before using its INTVAL.
10287 * print-rtl.c (print_rtx): Use X0STR.
10288 * regmove.c (fixup_match_1): Don't look at PATTERN of
10289 non-class-'i' insn chain elements.
10290 * reload.c (loc_mentioned_in_p): Take address of
10291 in->fld[1].rtx directly.
10292 * reload1.c (reload): Change reg to a MEM before initializing
10294 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
10296 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
10298 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
10300 * config/mips/mips.c (machine_dependent_reorg): Force a
10301 barrier to output the local constant pool if a barrier hasn't
10302 been found at a natural point in the instruction stream.
10304 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 * c-parse.in (language_string): Constify.
10308 * dwarf2out.c (language_string): Remove declaration.
10310 * dwarfout.c (language_string): Likewise.
10312 * toplev.c (language_string, init_parse, finish_parse): Likewise.
10314 * tree.h (language_string, init_parse, finish_parse): Declare.
10316 * i386/sun386.h (language_string): Remove declaration.
10318 * mips.h (language_string): Likewise.
10320 * nextstep.h (language_string): Likewise.
10322 * nextstep21.h (language_string): Likewise.
10324 * rs6000.c (language_string): Likewise.
10326 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10328 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
10329 (getpwd.o): Remove target.
10331 * getpwd.c: Delete file. Its in libiberty now.
10333 * dbxout.c (getpwd): Don't prototype.
10334 * dwarf2out.c (getpwd): Likewise
10335 * dwarfout.c (getpwd): Likewise
10336 * final.c (getpwd): Likewise.
10337 * protoize.c (getpwd): Likewise.
10339 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10341 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
10343 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
10345 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
10346 mark_set_resources.
10348 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
10350 * fixinc/Makefile.in (subdir): New.
10351 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
10354 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
10356 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
10357 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
10360 * invoke.texi: Fix typo.
10362 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
10363 changed. Handle autoincrement addressing modes.
10365 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
10366 just like we would the virtual incoming args register when
10369 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
10371 * rs6000.h (ASM_FILE_START): Specify complete filename, including
10372 path, in .file directive.
10374 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
10376 * gcc.texi (External Bugs): Remove obsolete note about Perl on
10379 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
10381 * stdbool.h: Make the typedef name _Bool, with bool a #defined
10384 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10386 * tree.c (tree_code_name): Constify a char*.
10388 * tree.h (tree_code_name, decl_printable_name): Likewise.
10390 * function.h (struct function): Likewise.
10392 * toplev.c (decl_name, decl_printable_name): Likewise.
10394 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
10396 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
10397 (init_objc): Remove function pointer cast.
10399 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10401 * pa.md (interspace_jump): New pattern.
10402 (builtin_longjmp): New expander.
10404 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
10406 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
10407 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
10408 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
10410 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
10412 * jump.c (delete_prior_computation): Also check calls
10413 to constant functions. Don't bother checking for a
10414 REG_UNUSED note before adding it.
10415 (delete_computation): Handle multi-word hard registers
10416 when synthesizing missing REG_DEAD notes for a register
10417 which is both set and used by an insn.
10419 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10421 * loop.c (this_loop_info): New variable.
10422 (loop_has_call, loop_has_volatile, loop_has_tablejump,
10423 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
10425 (prescan_loop, strength_reduce): New argument loop_info. All callers
10427 (scan_loop): New variable loop_info, initialise to address of
10429 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
10430 Delete variable loop_has_multiple_exit targets and replace with
10431 field in this_loop_info.
10432 (find_and_verify_loops): Rename this_loop to this_loop_num.
10433 (strength_reduce): Delete loop_iteration_info. Replace variable
10434 loop_info with function argument of same name.
10435 (insert_bct): Rework test for loop being completely unrolled.
10437 * loop.h (struct loop_info): New fields num, loops_enclosed,
10438 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
10439 has_indirect_jump, and cont. Redefine use of unroll_number.
10440 (loop_unroll_number): Delete.
10442 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
10443 field of loop_info.
10444 (loop_iterations): Delete variable vtop and instead use
10445 loop_info->vtop computed in prescan_loop.
10447 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
10449 * fix-header.c (main): Do not pass a null pointer to strcmp.
10451 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
10453 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
10455 * configure: Rebuilt.
10457 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
10459 * jump.c (jump_optimize_1): Do not delete assignments to
10460 internal_arg_pointer.
10461 * cse.c (delete_trivially_dead_insns): Always consider a set of
10462 the internal_arg_pointer live.
10464 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
10466 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
10467 (update_life_info) [REG_WAS_0]: Search the original insns rather
10468 than the new insns for the note. Fix typos finding note_dest.
10469 If no dest found, discard the note rather than abort.
10470 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
10471 (replace_insns): Remove the old insn list after update_life_info
10474 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
10476 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
10477 sched_analyze_insn.
10478 (sched_analyze_1): Let add_dependence care for not adding dups.
10479 (sched_analyze_2): Likewise.
10480 (add_branch_dependences): Likewise.
10482 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
10484 * i386/winnt.c (export_list): New type.
10485 (exports_head): Rename to
10486 (export_head): this.
10487 (i386_pe_record_exported_symbol): Add is_data flag.
10488 (i386_pe_asm_file_end): Emit directive for exported variables.
10489 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
10491 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
10492 (ASM_DECLARE_OBJECT_NAME): Likewise.
10493 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10494 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10496 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
10498 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
10500 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
10503 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
10505 * config/openbsd.h: Define SET_ASM_OP.
10506 * tm.texi: cross-reference SET_ASM_OP in the index.
10508 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
10510 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
10511 for a CONST_DOUBLE, at compile time. Initialize rtx_length
10512 and class_narrowest_mode at compile time. Kill init_rtl.
10513 Mark rtx_length, mode_class, mode_size, mode_unit_size,
10514 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
10515 rtx_format as const. Kill all references to EXTRA_CC_MODES or
10517 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
10519 * rtl.h: Declare rtx_length and rtx_format as const.
10520 * machmode.def: Define CC(). Use CC() to define CCmode. If
10521 EXTRA_CC_MODES is defined, expand it here.
10522 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
10523 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
10524 const. Kill all references to EXTRA_CC_MODES.
10526 * toplev.c: Don't prototype or call init_rtl.
10527 * optabs.c: Don't call init_mov_optab.
10528 * genemit.c: Don't generate init_mov_optab. Don't call
10530 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
10532 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
10533 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
10534 genrecog.c: Don't call init_rtl.
10536 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
10537 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
10538 definition of EXTRA_CC_MODES.
10540 * md.texi: Kill ref to EXTRA_CC_NAMES.
10541 * tm.texi: Document new way to define EXTRA_CC_MODES.
10543 * genrecog.c: Do not look up the name of a define_split.
10544 (Unrelated bugfix.)
10546 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
10548 * config/v850/v850.md: Fix typo introduced by previous delta.
10550 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10552 * gcc.c (fatal): Make definition static to match prototype.
10554 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10556 * combine.c (get_last_value): Don't look for earlier sets if the last
10557 known set is somewhere in between the insns being combined.
10559 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
10561 * configure.in: Don't use shell ! to negate exit codes
10562 * configure: Regenerate
10564 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
10566 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
10567 the fact that ALIGN is measured in bits, not bytes.
10569 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
10571 * errors.c: New file; defines functions error, warning, and
10572 fatal, variables have_error and progname.
10573 * errors.h: New file; prototypes and decls for stuff in errors.c.
10575 * Makefile: Add rules to build errors.o and
10576 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
10577 genopinit, genrecog, genextract, genpeep, genattr, and
10578 genoutput with errors.o. Add errors.h to deps of genconfig.o,
10579 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
10580 genpeep.o, genattr.o, and genoutput.o.
10582 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
10583 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
10584 define or prototype fatal. Set progname at beginning of main.
10585 * genoutput.c: Likewise, and don't define or prototype error
10588 * c-typeck.c (c_expand_start_case): Return immediately if exp
10590 * fold-const.c (operand_equal_p): Return immediately if arg1
10591 or arg0 are ERROR_MARKs.
10592 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
10593 fields of type ERROR_MARK when calculating if the record can
10596 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
10597 with much help from Jeffrey A Law and Richard Henderson
10599 * i386.md: In the 6 insns which call output_fix_trunc,
10600 earlyclobber operands[0].
10602 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
10604 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
10605 creating new registers.
10607 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
10609 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
10610 i386_reg_alloc_order, i386_regparm_string,
10611 i386_align_loops_string, i386_align_jumps_string,
10612 i386_align_funcs_string, i386_preferred_stack_boundary_string,
10613 and i386_branch_cost_string as type "const char *".
10614 * i386.c: Define all above strings as type "const char *".
10616 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
10618 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
10619 when emitting alignment padding. Emit padding byte of 0 instead of 4.
10621 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
10623 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
10624 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
10626 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
10628 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
10629 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
10630 (dwarf2out_line, dwarf2out_finish): Likewise.
10631 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
10633 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
10635 * tree.c (lang_unsave_expr_now) : Correct return type.
10636 * tree.h (lang_unsave_expr_now) : Same.
10638 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
10640 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
10641 instead of duplicating code.
10643 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10645 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
10647 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
10649 * tree.h: fancy_abort always takes three args.
10650 * resource.c: Move include of system.h before toplev.h.
10652 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
10654 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
10657 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
10659 * system.h: Don't redefine abort or trim_filename.
10660 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
10661 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
10662 whether or not __FUNCTION__ is available.
10663 * tree.h: Duplicate rtl.h's definition of abort, for files
10664 that don't include rtl.h. Delete all code to perform type
10665 checking with a compiler other than GCC.
10666 * varray.h: Delete all code to perform type checking with a
10667 compiler other than GCC. Make VARRAY_CHECK() always evaluate
10668 its arguments exactly once, using a statement expression.
10669 Adjust the VARRAY_<type> accessor macros to match.
10670 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
10671 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
10672 caller's location. Define fatal_insn and fatal_insn_not_found
10673 as macros that use _fatal_insn and _fatal_insn_not_found.
10674 (fancy_abort, trim_filename): Kill prototypes.
10676 * rtl.c (trim_filename): Move here from toplev.c.
10677 (fancy_abort): New function.
10678 (DIR_SEPARATOR): Provide default definition.
10679 * tree.c (tree_check_failed, tree_class_check_failed): Go
10680 through fancy_abort.
10681 (tree_check, tree_class_check, cst_or_constructor_check,
10682 expr_check): Delete.
10683 * varray.c (varray_check_failed): New function.
10684 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
10685 _fatal_insn and _fatal_insn_not_found. Go through
10687 (trim_filename, fancy_abort): Delete.
10689 * builtins.c (expand_builtin_args_info): Report ICE with abort.
10690 * except.c (start_catch_handler): Report ICE with error/abort
10692 * final.c (output_operand_lossage): Likewise.
10693 * flow.c (verify_flow_info): Likewise.
10695 * gcc.c: Prototype fatal.
10696 * gengenrtl.c: Undef abort after including rtl.h not system.h.
10697 * genattr.c, genattrtab.c, genemit.c, genextract.c,
10698 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
10699 Don't define fancy_abort.
10701 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
10703 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
10706 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
10708 * m88k.h (VERSION_INFO2): Kill.
10709 (VERSION_STRING): Kill.
10711 (VERSION_INFO1): Tidy.
10712 (TARGET_VERSION): Update.
10713 * m88k/dgux.h (VERSION_INFO2): Kill.
10714 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
10715 * m88k/luna.h (VERSION_INFO1): Tidy.
10716 * m88k/sysv4.h (VERSION_INFO1): Likewise.
10717 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
10718 (output_file_start): Adjust for death of VERSION_STRING.
10720 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
10722 * cpplib.c (detect_if_not_defined): New function.
10723 (do_if): Use it to detect potential once-only headers.
10725 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
10727 * c-common.c (combine_strings): Always set TREE_CONSTANT.
10729 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10731 * combine.c (nonzero_bits) : Allow single-ly set registers to be
10732 anywere in the function only if they are pseudos and set before
10733 being used (not live at the start of the function).
10734 (num_sign_bit_copies) : Same.
10735 (get_last_value_validate) : Same.
10736 (get_last_value) : Same.
10738 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
10740 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
10741 where N and M are constant and N is an integer multiple of M.
10743 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10745 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
10746 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
10747 sbitmap_union_of_preds): Add prototypes.
10748 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
10749 the intersection of successors with the new flow graph structures.
10750 (sbitmap_intersection_of_preds): New function to compute the
10751 intersection of predecessors with the new flow graph structures.
10752 (sbitmap_union_of_succs): New function to compute the union of
10753 successors with the new flow graph structures.
10754 (sbitmap_union_of_preds): New function to compute the union of
10755 predecessors with the new flow graph structures.
10756 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
10757 (expr_reaches_here_p): Use edge and basic_block structures instead
10758 of s_preds and s_succs.
10759 (compute_cprop_avinout): Use new sbitmap routines.
10760 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
10761 of s_preds and s_succs.
10762 * flow.c (compute_flow_dominators): Compute dominators using
10763 edges and basic blocks instead of s_preds and s_succs.
10765 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10767 * lists.c (unused_insn_list, unused_expr_list): New file for
10768 maintaining various types of lists. New statics for maintaining a
10769 cache of available INSN_LIST and EXPR_LIST nodes.
10770 (free_list): Static function for freeing a list of INSN/EXPR nodes.
10771 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
10772 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
10773 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
10774 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
10775 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
10776 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
10777 (free_INSN_LIST_node): Free an individual INSN_LIST node.
10778 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
10779 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
10780 (remove_dependence, free_pending_lists): Use new global routines.
10781 (flush_pending_lists, sched_analyze_insn): Use new global routines.
10782 (sched_analyze, compute_block_backward_dependences): Use new routines.
10783 (sched_analyze_1, sched_analyze_2): Use new routines.
10784 (schedule_insns): Use new global routines.
10785 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
10787 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
10788 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
10790 * toplev.c (rest_of_compilation): Initialize node cache.
10791 * Makefile.in (OBJS): Add lists.o to list of object files.
10792 (lists.o): Add dependancies.
10794 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
10796 * config/v850/v850.md: Fix compile time warning messages.
10797 * config/v850/v850.c: Fix compile time warning messages.
10798 * config/v850/v850.h: Fix compile time warning messages.
10800 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10802 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
10803 Remove unused prototype for `init_lengths'.
10805 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10807 * calls.c (emit_call_1): Mark parameter `stack_size' with
10809 (expand_call): Initialize variable `insn'.
10810 (emit_library_call): Likewise for variable `high_to_save'.
10811 (emit_library_call_value): Likewise.
10812 (store_one_arg): Likewise for variables `lower_bound' and
10815 * combine.c (try_combine): Likewise for variables `i2_code_number'
10816 and `other_code_number'.
10817 (find_split_point): Likewise for variables `pos', `unsignedp' and
10819 (simplify_if_then_else): Likewise for variables `op' and `c1'.
10820 (simplify_and_const_int): Remove unused variable `width'.
10821 (merge_outer_ops): Likewise.
10823 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
10824 HOST_WIDE_INT' when comparing against one.
10825 (simplify_relational_operation): Likewise.
10826 (cse_insn): Initialize variables `src_eqv_volatile',
10827 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
10829 * final.c (init_final): Constify parameter `filename'.
10830 (final_start_function): Mark parameter `optimize' with
10832 (profile_function): Likewise for parameters `first' and `optimize'.
10833 (output_source_line): Likewise for parameter `file'.
10835 * integrate.c (subst_constants): Cast a value to `size_t' when
10836 comparing against one.
10837 (mark_stores): Initialize variable `mode'. Cast a value to
10838 `size_t' when comparing against one.
10840 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
10842 * loop.c (move_movables): Initialize variable `first'.
10843 (strength_reduce): Likewise for variable `increment'.
10844 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
10845 value to `size_t' when comparing against one.
10846 (load_mems): Initialize variable `end_label'.
10848 * output.h (init_final): Constify parameter.
10850 * reload.c (decompose): Initialize variable `base'.
10852 * reload1.c (reload): Likewise for variable `is_scalar'.
10853 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
10854 (choose_reload_regs): Initialize variable `mode'.
10855 (emit_reload_insns): Likewise for variable `store_insn'.
10856 (reload_cse_noop_set_p): Mark parameter `insn' with
10858 (reload_combine): Initialize variable `set'.
10860 * unroll.c (unroll_loop): Likewise for variable `local_label'.
10861 (copy_loop_body): Cast a value to `size_t' when comparing against
10864 * varasm.c (assemble_variable): Initialize variable `size_tree'.
10865 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
10866 (remove_from_pending_weak_list): Mark parameter `name' with
10869 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10871 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
10874 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
10876 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
10877 (ASM_DECLARE_FUNCTION_NAME): Define.
10878 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
10879 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
10880 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
10881 not already defined.
10883 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10885 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
10886 of n_popped when call/call_value are not defined.
10888 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
10890 * tm.texi: GNU CC -> GCC conversion.
10891 (CC1_SPEC): Indicate it is used for all language front ends.
10893 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
10895 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
10896 NOTE_INSN_EH_REGION_END correctly.
10898 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10899 Jeff Law <law@cygnus.com>
10901 * loop.c (strength_reduce): Automatically unroll loops if the
10902 unrolled loop size is smaller than the rolled loop size.
10904 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
10905 and delete comment that code should be rewritten.
10907 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
10909 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
10912 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
10914 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10916 * fixinc/mkfixinc.sh: Don't fix uwin headers.
10917 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
10918 (LINK_SPEC): Add -u _main when building executables.
10919 (ASM_DECLARE_FUNCTION): Update from Cygwin.
10920 (ASM_FILE_END): Use the default for ix86-pe.
10921 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
10923 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
10925 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
10926 and ASM_CLOSE_PAREN are empty strings.
10928 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
10929 Geoffrey Keating <geoffk@cygnus.com>
10931 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
10932 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
10933 (unprotoize.o): Ditto.
10934 (test-protoize-simple): Don't define STD_PROTO_DIR.
10935 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
10936 changes to make 'test-protoize-simple' pass.
10937 (STD_PROTO_DIR): Remove define.
10938 (STANDARD_EXEC_PREFIX): Supply default define.
10939 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
10940 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
10941 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
10942 (GET_ENV_PATH_LIST): New macro.
10943 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
10944 (do_processing): Initialize default_syscalls_dir using new
10945 macros. Use it to initialize syscalls_absolute_filename.
10947 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
10949 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
10950 B into a register before emit_conditional_move.
10952 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
10954 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
10955 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
10956 multiplicand out of (+ (* a b) (* c d)).
10958 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
10959 Richard Henderson <rth@cygnus.com>
10961 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
10962 (new_insn_dead_notes): Likewise.
10963 (update_n_sets): Likewise.
10964 (update_flow_info): Move to flow.c, renamed to update_life_info;
10965 extend to handle multiple source insns.
10966 * flow.c: Include resource.h
10967 (unlink_insn_chain): New.
10968 (split_hard_reg_notes): New.
10969 (maybe_add_dead_note): New.
10970 (maybe_add_dead_note_use): New.
10971 (find_insn_with_note): New.
10972 (new_insn_dead_notes): New.
10973 (update_n_sets): New.
10974 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
10975 (maybe_remove_dead_notes): New.
10976 (update_life_info): New.
10977 (prepend_reg_notes): New.
10978 (replace_insns): New.
10979 * output.h (update_life_info): Declare.
10980 * recog.c (split_block_insns): Use update_life_info.
10981 * resource.c (find_free_register): Use reg_alloc_order, don't use
10982 fixed regs, make sure the mode is supported, don't use new regs.
10984 * rtl.h (replace_insns): Declare.
10986 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
10988 * expr.c (expand_expr): Cope with COND_EXPRs with one
10989 non-returning branch.
10991 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
10993 * expr.c (store_expr): Always pass down the target, even when not
10996 1999-08-24 Nick Clifton <nickc@cygnus.com>
10998 * configure.in: Define target_cpu_default for v850 targets.
10999 * configure: Regenerate
11001 * config/v850/v850.h (TARGET_CPU_generic): Define.
11002 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
11003 addresses are 4 byte aligned.
11005 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
11008 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11010 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
11011 (main): Add prototypes.
11013 * genattrtab.c (substitute_address, write_const_num_delay_slots,
11014 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
11015 (write_attr_get): Emit prototypes along with function definition.
11016 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
11017 (write_complex_function): Emit static prototype along with
11018 function definition.
11020 * genemit.c (gen_split): Emit prototypes along with function
11023 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
11024 Likewise for predicates and `insn_operand_predicate'.
11025 (process_template): Emit static prototype along with function
11028 * genrecog.c (make_insn_sequence): Constify a char*. Add
11029 prototypes for get_split_*().
11030 (write_subroutine): Emit prototypes along with function
11033 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11035 * gcse.c (find_avail_set): Follow chains of register-register copies.
11036 Use oprs_not_set_p to guarantee that the returned value can be
11038 (cprop_insn): Don't verify the return value of find_avail_set with
11041 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
11042 (cprop_cc0_jump): New function.
11043 (cprop_insn): Break out new function cprop_jump and use it.
11044 Also use cprop_cc0_jump for machines with CC0.
11045 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
11047 * tree.h (current_function_calls_setjmp,
11048 current_function_calls_longjmp): Delete declarations.
11049 * dsp16xx.c: Include "function.h".
11050 * elxsi.c: Likewise.
11051 * gmicro.c: Likewise.
11052 * h8300.c: Likewise.
11053 * i370.c: Likewise.
11054 * m32r.c: Likewise.
11055 * mn10200.c: Likewise.
11056 * mn10300.c: Likewise.
11057 * ns32k.c: Likewise.
11058 * spur.c: Likewise.
11059 * v850.c: Likewise.
11061 * rtl.h (rtx_equal_function_value_matters): Declare.
11062 * toplev.c (rtx_equal_function_value_matters): Don't declare.
11064 * function.c: Likewise.
11065 * emit-rtl.c: Likewise.
11067 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
11069 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
11072 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11074 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
11077 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
11079 * cpp.texi: Add a node documenting macro varargs (copied
11082 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
11084 * cppspec.c: Put a null pointer at the end of the new argv.
11086 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
11088 * configure.in: Remove code to select/de-select the haifa
11089 scheduler. Every scheduled port gets haifa now.
11090 * configure: Rebuilt.
11091 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
11093 * Makefile.in: Corresponding changes.
11095 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11097 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
11098 All callers changed.
11099 (prepare_float_lib_cmp): Likewise.
11100 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
11101 * expr.h (emit_float_lib_cmp): Delete declaration.
11102 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
11103 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
11104 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
11106 (cmptf): Now conditional on TARGET_HARD_QUAD.
11108 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
11110 * resource.c (mark_target_live_regs): Use
11111 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
11113 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11115 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
11117 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
11119 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
11121 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11123 * rtl.h (rtx_format): Constify a char*.
11125 * rtl.c (rtx_format): Likewise.
11126 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
11127 (init_rtl): Use accessor macro, not `rtx_format'.
11129 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
11132 * caller-save.c (mark_referenced_regs): Likewise.
11134 * combine.c (subst, make_compound_operation, known_cond,
11135 gen_rtx_combine, update_table_tick, get_last_value_validate,
11136 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
11138 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
11139 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
11140 count_reg_usage): Likewise.
11142 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
11145 * final.c (leaf_renumber_regs_insn): Likewise.
11147 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
11148 dump_edge_info, count_reg_references): Likewise.
11150 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
11151 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
11154 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
11155 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
11156 add_label_notes): Likewise.
11158 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
11159 clear_struct_flag, count_sub_rtxs, count_alternatives,
11160 compares_alternatives_p, contained_in_p, walk_attr_value,
11161 write_expr_attr_cache): Likewise.
11163 * genconfig.c (walk_insn_part): Likewise.
11165 * genemit.c (max_operand_1, gen_exp): Likewise.
11167 * genextract.c (walk_rtx): Likewise.
11169 * genflags.c (num_operands): Likewise.
11171 * genoutput.c (scan_operands): Likewise.
11173 * genpeep.c (match_rtx): Likewise.
11175 * genrecog.c (add_to_sequence): Likewise.
11177 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
11180 * integrate.c (save_constants, copy_for_inline,
11181 copy_rtx_and_substitute, subst_constants, restore_constants):
11184 * jump.c (mark_jump_label, invert_exp, redirect_exp,
11185 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
11187 * local-alloc.c (contains_replace_regs, memref_referenced_p):
11190 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
11191 add_label_notes, replace_call_address, count_nonfixed_reads,
11192 invariant_p, find_single_use_in_loop, find_mem_givs,
11193 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
11196 * print-rtl.c (reg_names, print_rtx): Likewise.
11198 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
11200 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
11201 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
11202 print_blocks): Likewise.
11204 * regclass.c (fix_register, record_address_regs,
11205 reg_scan_mark_refs): Likewise.
11207 * regmove.c (stable_but_for_p): Likewise.
11209 * reload.c (loc_mentioned_in_p, operands_match_p,
11210 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
11211 copy_replacements, refers_to_regno_for_reload_p,
11212 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
11213 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
11216 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
11217 delete_address_reloads_1, count_occurrences,
11218 reload_cse_mem_conflict_p, reload_combine_note_use,
11219 add_auto_inc_notes): Likewise.
11221 * resource.c (mark_referenced_resources, mark_set_resources):
11224 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
11225 reg_mentioned_p, regs_set_between_p, modified_between_p,
11226 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
11227 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
11228 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
11229 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
11231 * sched.c (sched_analyze_2, attach_deaths): Likewise.
11233 * stupid.c (stupid_mark_refs): Likewise.
11235 * unroll.c (remap_split_bivs): Likewise.
11237 * varasm.c (mark_constants): Likewise.
11239 * a29k/a29k.c (uses_local_reg_p): Likewise.
11241 * alpha/alpha.c (summarize_insn): Likewise.
11243 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
11244 eliminate_lr2ip): Likewise.
11246 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
11248 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
11249 reg_mentioned_in_mem): Likewise.
11251 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
11252 symbolic_reference_mentioned_p): Likewise.
11254 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
11256 * sh/sh.c (regs_used, mark_use): Likewise.
11258 * vax/vax.c (vax_rtx_cost): Likewise.
11260 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11262 * machmode.h (mode_name): Constify a char*.
11264 * rtl.c (mode_name): Likewise.
11266 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
11268 * optabs.c (init_libfuncs): Constify a char*.
11270 * print-tree.c (mode_name): Remove redundant declaration.
11271 (print_node): Use accessor macro, not `mode_name'.
11273 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
11275 (new_spill_reg): Constify a char*.
11277 * tree.c (mode_name): Remove redundant declaration.
11279 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11281 * rtl.c (rtx_name): Constify a char*.
11283 * rtl.h (rtx_name, fix_sched_param): Likewise.
11285 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
11286 (mypr): Use accessor macro, not `rtx_name'.
11288 * genemit.c (print_code): Constify a char*.
11290 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
11292 * genpeep.c (print_code): Constify a char*.
11294 * genrecog.c (print_code): Likewise.
11296 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
11297 end_bb): Add static prototype.
11298 (draw_edge): Constify a char*.
11299 (end_bb): Remove unused parameter.
11301 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
11302 print_block_visualization): Constify a char*.
11304 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
11306 * c-common.c (c_get_alias_set): Update comment.
11308 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11310 * linux.h (LIB_SPEC): Added.
11312 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11314 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
11316 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
11318 * tree.c (expr_check): Fix typo in last change.
11320 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
11322 * rtl.def (NOTE): Change format to "iuu0n".
11323 (ADDR_DIFF_VEC): Change format to "eEee0".
11324 (ADDRESSOF): Change format to "eit".
11326 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
11327 (RTVEC_ELT): Change to match.
11328 (XVECEXP): Use XVEC and RTVEC_ELT.
11329 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
11330 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
11331 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
11332 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
11333 TRAP_CONDITION, TRAP_CODE): Use XEXP.
11334 (INTVAL): Use XWINT.
11335 (ADDRESSOF_DECL): Use XTREE.
11336 (SET_ADDRESSOF_DECL): Delete.
11337 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
11338 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
11339 ifdefed out since 2.6 at least.
11340 (gen_rtvec_vv): Delete prototype.
11342 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
11344 (copy_most_rtx): Handle 't' format letter.
11345 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
11346 (gen_rtvec_vv): Delete function. All callers changed to use
11347 gen_rtvec_v instead.
11348 * print-rtl.c (print_rtx): Move special casing of NOTEs to
11349 the '0' format letter.
11351 * function.c (gen_mem_addressof): Don't use
11352 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
11354 * integrate.c (copy_rtx_and_substitute): Likewise.
11355 Copy 't' slots with XTREE.
11356 (subst_constants): Treat 't' slots like '[swi]' slots.
11357 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
11358 * jump.c (rtx_equal_for_thread_p): Likewise.
11359 * rtlanal.c (rtx_equal_p): Likewise.
11360 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
11361 only four arguments.
11362 * gengenrtl.c (type_from_format): Provide correct types for
11366 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
11367 If a recent gcc is in use (always in stage2 and beyond), use
11368 statement expressions, so we don't make a function call unless
11369 the check fails. Evaluate arguments exactly once.
11370 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
11371 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
11373 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
11374 they evaluate their arguments exactly once, irrespective of
11375 the compiler in use.
11377 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
11378 is used by the currently-enabled check macros. This is:
11379 (tree_check_failed, tree_class_check_failed): For gcc.
11380 (tree_check, tree_class_check, cst_or_constructor_check,
11381 expr_check): For other compilers.
11383 * gencheck.c: Do not define any *_CHECK1 macros.
11385 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
11386 Mark Mitchell <mark@codesourcery.com>
11388 * c-common.c (c_get_alias_set): Fix support for poitners and
11391 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
11393 * alias.c: Include tree.h.
11394 (nonlocal_reference_p, mark_constant_function): New functions.
11395 * flow.c (life_analysis): Call mark_constant_function.
11396 * rtl.h (mark_constant_function): Declare it.
11398 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
11400 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
11401 unrecognisable switches.
11403 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11405 * loop.c (recombine_givs): Set ix field after sorting.
11406 (recombine_givs): Remove bogus index / giv lockstep looping.
11408 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11410 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
11412 (emit_store_flag_force): Use do_compare_rtx_and_jump.
11413 (do_cmp_and_jump): Formatting fixes.
11414 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
11415 do_compare_rtx_and_jump instead of compare_from_rtx.
11416 (do_compare_rtx_and_jump): New function; mostly copied from
11418 (do_jump_for_compare): Delete.
11419 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
11421 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
11422 of compare/do_jump_for_compare pairs.
11423 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
11424 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
11425 compare_from_rtx/do_jump_for_compare pairs.
11426 (do_jump_by_parts_equality): Likewise.
11427 (do_jump_by_parts_equality_rtx): Likewise.
11428 * expr.h (do_compare_rtx_and_jump): Declare.
11429 * optabs.c (prepare_cmp_insn): New function, contains most of the code
11430 that used to be in emit_cmp_insn.
11431 (cmp_available_p): New function.
11432 (prepare_operand): New function.
11433 (emit_cmp_and_jump_insn_1): New function, contains some code that used
11434 to be in emit_cmp_insn.
11435 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
11436 parameters to be pointers; don't emit final compare but modify some of
11437 the values pointed to by the args so the caller can perform the
11438 correct comparison.
11439 (expand_binop): Call emit_store_flag_force with signed forms of
11441 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
11442 emit_jump_insn pair.
11443 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
11444 emit_cmp_and_jump_insn_1. Call emit_queue.
11445 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
11447 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
11448 jump sets cc0 before deleting it.
11449 * integrate.c (expand_inline_function): Likewise.
11450 * unroll.c (unroll_loop): Similar changes in several places.
11451 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
11452 before deleting it.
11454 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11456 * Makefile.in (insn-recog.o): Update dependencies.
11457 * genrecog.c (main): Make generated file include "function.h".
11459 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
11461 * cse.c (cse_insn): Call never_reached_warning when a jump is
11462 changed to be unconditional.
11463 * flags.h: Declare warn_notreached.
11464 * flow.c (delete_block): Call never_reached_warning when
11465 a block is deleted.
11466 * jump.c (delete_barrier_successors): Call never_reached_warning
11467 when we delete everything after a BARRIER.
11468 (never_reached_warning): New function.
11469 * rtl.h: Declare never_reached_warning.
11470 * toplev.c (warn_notreached): New variable.
11471 (lang_independent_options): Set warn_notreached
11472 when -Wunreachable-code.
11473 (compile_file): We need line numbers for -Wunreachable-code.
11475 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
11477 * haifa-sched.c (insn_unit): Fix typo on out of range test.
11478 * sched.c (insn_unit): Likewise.
11480 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
11482 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
11484 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11486 * flow.c (create_edge_list): Use xmalloc, not malloc.
11488 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
11490 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
11491 C-style comments. Do not lose the character before double slash.
11493 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11495 * basic-block.h (struct edge_list): Stucture to maintain a vector
11497 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
11498 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
11499 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
11500 New function prototypes.
11501 * flow.c (create_edge_list): Function to create an edge list.
11502 (free_edge_list): Discards memory used by an edge list.
11503 (print_edge_list): Debug output showing an edge list.
11504 (verify_edge_list): Internal consistency check for an edge list.
11505 (find_edge_index): Function to find an edge index for a pred and succ.
11507 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
11509 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
11512 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
11514 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
11516 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11518 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11520 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
11522 * toplev.c (rest_of_compilation): Allow machine dependent
11523 reorganisation pass to place information into the RTL dump
11524 file if it so wishes.
11526 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
11528 * explow.c (hard_function_value): Use VOIDmode instead of
11530 * stmt.c (expand_return): Likewise.
11531 * stor-layout.c (get_best_mode): Likewise.
11533 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
11534 emit call instead of emit_insn call.
11536 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
11538 * configure.in: Handle --disable/enable-win32-registry.
11539 * install.texi: Document --disable/enable-win32-registry.
11540 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
11541 (WIN32_REGISTRY_KEY): New macro.
11542 * prefix.c: Use to enable/disable win32-specific code.
11543 (lookup_key): Use versioned key.
11544 * configure: Regenerate.
11545 * config.in: Likewise.
11547 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
11549 * cpplib.c (read_line_number): New fn, split out of...
11552 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
11554 tree.c (lang_unsave_expr_now) : New.
11555 (unsave_expr_now): Call lang_unsave_expr_now.
11556 tree.h (lang_unsave_expr_now) : New.
11558 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
11560 * toplev.c (flag_new_exceptions): On by default.
11562 1999-08-13 Michael Meissner <meissner@cygnus.com>
11564 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
11566 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11568 * dwarfout.c (fundamental_type_code): Return FT_boolean for
11569 INTEGER_TYPE with precision==1, it's __java_boolean.
11571 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11573 * global.c (prune_preferences): Move some invariants out of the
11576 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
11578 * configure.in (alpha*-dec-osf*): Add osf5.
11580 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
11582 * configure.in: Rework handling of ARM GNU/Linux slightly.
11583 (arm*-*-linux-gnuoldld): New target.
11584 * configure: Regenerate.
11585 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
11586 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
11587 * config/arm/linux-oldld.h: New file.
11588 * config/arm/linux-elf26.h: Don't include linux-elf.h.
11589 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
11591 * config/arm/linux-elf.h (ASM_SPEC): Define.
11592 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
11593 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
11594 for 26-bit APCS and old linker.
11595 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
11597 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
11598 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
11599 don't define `arm' or `arm_elf'.
11600 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
11601 MULTILIB_DIRNAMES): Define. Fix typo in comment.
11603 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
11605 * rtl.texi: Fix typo.
11607 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
11609 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
11611 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
11613 * extend.texi (C++ Signatures): Remove node.
11614 * invoke.texi: Remove discussion of -fhandle-signatures,
11615 signature, sigof, __signature__, and __sigof__.
11617 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
11619 * Makefile.in (JAVAGC): Removed.
11621 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
11623 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11625 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
11627 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
11629 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
11631 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
11632 a register that is already known to be a pointer.
11634 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
11636 * fixinc/inclhack.tpl: Only install assert.h conditionally.
11637 * fixinc/inclhack.sh: Regenerated.
11638 * fixinc/fixincl.sh: Regenerated.
11640 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
11642 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
11643 Fix documentation of -ansi flag to describe its C++ behavior.
11644 Remove bogus reference to GCC 2.9.
11646 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
11648 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
11649 note if it is non-NULL.
11651 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11653 * except.h (eh_nesting_info): Add new structure defintion.
11654 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
11655 (reachable_handlers, update_rethrow_references): Add function
11657 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
11658 a rethrow symbol instead of an integer exception region number.
11659 * flow.c (Make_edges): Use new exception nesting routines to determine
11660 which handlers are reachable from a CALL or asynchronous insn.
11661 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
11663 (delete_eh_regions): Update rethrow labels, and don't delete
11664 regions which are the target of a rethrow.
11665 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
11666 avoid overloading the SYMBOL_REF_USED flag.
11667 (rethrow_symbol_map): Use new rethrow_ref field.
11668 (rethrow_used): Use new rethrow_ref field.
11669 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
11670 of an integer. Fix formatting.
11671 (output_exception_table_entry): Use new rethrow_ref field.
11672 (can_throw): Check for EH_REGION_NOTE before deciding
11673 whether a CALL can throw or not.
11674 (scan_region): Call rethrow_used() instead of accessing data structure.
11675 (update_rethrow_references): New function to make sure only regions
11676 which are still targets of a rethrow are flagged as such.
11677 (process_nestinfo): New static function to initialize a handler
11678 list for a specific region.
11679 (init_eh_nesting_info): New function to allocate and initialize
11680 the list of all EH handlers reachable from all regions.
11681 (reachable_handlers): New function to retrieve the list of handlers
11682 reachable from a specific region and insn.
11683 (free_eh_nesting_info): New function to dispose of a list of
11684 reachable handlers.
11686 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11688 * flow.c (split_edge): Set JUMP_LABEL field.
11689 (commit_one_edge_insertion): Set head correctly for insert_before.
11690 When inserting insns, update insn block numbers if allocated.
11692 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11694 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
11695 retry_incomplete_types): Add static prototype.
11696 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
11697 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
11698 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
11699 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
11700 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
11703 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
11704 dwarf2out_start_source_file, dwarf2out_line): Likewise.
11706 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11708 * output.h (assemble_name): Constify a char*.
11710 * varasm.c (UNIQUE_SECTION, assemble_start_function,
11711 assemble_variable, assemble_name): Likewise.
11713 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
11715 * arm/pe.c (arm_pe_unique_section): Likewise.
11717 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
11719 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
11721 * i386/interix.c (i386_pe_unique_section): Likewise.
11723 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
11725 * i386/winnt.c (i386_pe_unique_section): Likewise.
11727 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
11729 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
11731 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
11733 * pa/pa.c (output_call): Likewise.
11735 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
11737 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
11739 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
11742 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
11745 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
11747 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
11748 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
11750 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
11752 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11754 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
11756 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11758 * tree.h (lang_identify): Constify a char*.
11759 (print_error_function): Add extern prototype. Constify a char*.
11761 * c-lang.c (lang_identify): Constify a char*.
11763 * objc/objc-act.c (lang_identify): Constify a char*.
11765 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11767 * genpeep.c (main): Make generated file include "function.h".
11768 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
11770 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11772 * Makefile.in: Update dependencies.
11773 * alias.c: Include "function.h"
11774 * c-decl.c: Likewise.
11775 * caller-save.c: Likewise.
11776 * calls.c: Likewise.
11777 * combine.c: Likewise.
11779 * explow.c: Likewise.
11780 * final.c: Likewise.
11781 * global.c: Likewise.
11782 * graph.c: Likewise.
11783 * local-alloc.c: Likewise.
11784 * loop.c: Likewise.
11785 * optabs.c: Likewise.
11786 * profile.c: Likewise.
11787 * recog.c: Likewise.
11788 * regclass.c: Likewise.
11789 * regmove.c: Likewise.
11790 * reload.c: Likewise.
11791 * reorg.c: Likewise.
11792 * resource.c: Likewise.
11793 * sched.c: Likewise.
11794 * stupid.c: Likewise.
11795 * config/1750a/1750a.c: Likewise.
11796 * config/a29k/a29k.c: Likewise.
11797 * config/arc/arc.c: Likewise.
11798 * config/arm/arm.c: Likewise.
11799 * config/arm/thumb.c: Likewise.
11800 * config/c4x/c4x.c: Likewise.
11801 * config/clipper/clipper.c: Likewise.
11802 * config/convex/convex.c: Likewise.
11803 * config/fx80/fx80.c: Likewise.
11804 * config/i860/i860.c: Likewise.
11805 * config/m68k/m68k.c: Likewise.
11806 * config/m88k/m88k.c: Likewise.
11807 * config/mips/mips.c: Likewise.
11808 * config/pdp11/pdp11.c: Likewise.
11809 * config/pyr/pyr.c: Likewise.
11810 * config/romp/romp.c: Likewise.
11811 * config/sh/sh.c: Likewise.
11812 * config/tahoe/tahoe.c: Likewise.
11813 * config/vax/vax.c: Likewise.
11814 * config/we32k/we32k.c: Likewise.
11815 * config/sparc/sparc.c: Include "function.h".
11816 (mem_min_alignment): Test current_function rather than
11817 regno_pointer_align.
11818 * config/pa/pa.c: Likewise.
11819 (compute_frame_size): Delete declaration of
11820 current_function_outgoing_args_size.
11821 * config/arc/arc.h (current_function_varargs): Delete declaration.
11822 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
11824 * config/i370/i370.h (current_function_outgoing_args_size): Delete
11826 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
11827 current_function_uses_pic_offset_table.
11828 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
11829 of current_function_returns_pointer.
11830 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11831 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11832 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11833 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11834 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11835 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
11836 * config/m88k/m88k.c: Include "function.h"
11837 (call_used_regs, current_function_pretend_args_size,
11838 current_function_outgoing_args_size, frame_pointer_needed): Delete
11840 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
11842 * config/mips/mips.h (current_function_calls_alloca): Delete
11844 * config/mn10200/mn10200.h (current_function_needs_context,
11845 rtx_equal_function_value_matters): Delete declarations.
11846 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
11847 flag_pic): Delete declarations.
11848 * config/pa/pa.h (current_function_pretend_args_size,
11849 current_function_decl): Delete declarations.
11850 * config/pa/som.h (current_function_varargs): Delete declaration.
11851 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
11853 * config/pyr/pyr.h (current_function_pretend_args_size,
11854 current_function_args_size, current_function_calls_alloca): Delete
11856 * config/sh/sh.h (current_function_varargs): Delete declaration.
11857 * config/sparc/sparc.h (current_function_outgoing_args_size,
11858 current_function_calls_alloca, current_function_decl): Delete
11860 * config/spur/spur.h (current_function_pretend_args_size,
11861 current_function_calls_alloca): Delete declarations.
11862 * config/v850/v850.c (current_function_outgoing_args_size): Delete
11864 * config/vax/vms.h (current_function_name): Delete declaration.
11865 * gcse.c: Include "function.h".
11866 (current_function_name, current_function_calls_setjmp): Delete
11868 * haifa-sched.c: Include "function.h".
11869 (forced_labels): Delete declaration.
11870 * jump.c: Likewise.
11871 * reg-stack.c: Likewise.
11872 * reload1.c: Likewise.
11873 * genemit.c (main): Make generated file include function.h.
11874 * genoutput.c (output_prologue): Likewise.
11876 * builtins.c (saveregs_value, apply_args_value): Delete variables.
11877 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
11878 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
11879 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
11880 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
11881 macros for some of them.
11882 (emit_filename, emit_lineno): Delete declarations.
11883 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
11884 regno_pointer_* variables through current_function.
11885 (gen_inline_header_rtx): Delete function.
11886 (save_emit_status): Delete function.
11887 (set_new_last_label_num): New function.
11888 (clear_emit_caches): New function.
11889 (restore_emit_status): Just clear last_labelnum and call
11891 (get_last_insn_anywhere): Variable sequence_stack is now accessed
11892 through macro seq_stack.
11893 (add_insn_after): Likewise.
11894 (add_insn_before): Likewise.
11895 (remove_insn): Likewise.
11896 (pop_topmost_sequence): Likewise.
11897 (in_sequence_p): Likewise.
11898 (start_sequence_for_rtl_expr): Likewise.
11899 (start_sequence): Likewise, and likewise for
11900 sequence_rtl_expr/seq_rtl_expr.
11901 (push_topmost_sequence): Likewise.
11902 (end_sequence): Likewise.
11903 (init_virtual_regs): Now takes a "struct emit_status *" argument.
11904 All callers changed. Store into that pointer instead of globals.
11905 (init_emit): Allocate emit elt of current_function.
11906 Changes for sequence_rtl_expr/sequence_stack renaming.
11907 Call clear_emit_caches instead of doing it in-line.
11908 Access regno_pointer_* variables through current_function.
11909 (init_emit_once) Don't clear sequence_stack.
11911 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
11913 (arg_pointer_save_area): Delete declaration.
11914 (finish_expr_for_function): Renamed from init_queue; no longer static.
11915 (init_expr): Don't call init_queue.
11916 (save_expr_status, restore_expr_status): Delete functions.
11917 (expand_expr): Changes to reflect new layout of struct function.
11918 Don't access current_function_check_memory_usage when current_function
11920 * expr.h (forced_labels, save_expr_regs, saveregs_value,
11921 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
11922 current_function_outgoing_args_size, current_function_arg_offset_rtx,
11923 current_function_uses_const_pool, function_call_count,
11924 current_function_uses_pic_offset_table, nonlocal_labels,
11925 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
11926 current_function_check_memory_usage, nonlocal_goto_handler_slots,
11927 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
11929 (finish_expr_for_function): Declare.
11930 * flags.h (current_function_has_nonlocal_label,
11931 current_function_has_nonlocal_goto, current_function_is_thunk,
11932 current_function_has_computed_jump): Delete declarations.
11933 * flow.c (forced_labels): Delete declaration.
11934 * function.c (current_function_pops_args,
11935 current_function_returns_struct, current_function_returns_pcc_struct,
11936 current_function_needs_context, current_function_calls_setjmp,
11937 current_function_calls_longjmp, current_function_has_nonlocal_label,
11938 current_function_has_nonlocal_goto, current_function_is_thunk,
11939 current_function_has_computed_jump, current_function_calls_alloca,
11940 current_function_contains_functions, current_function_returns_pointer,
11941 current_function_epilogue_delay_list, current_function_args_size,
11942 current_function_pretend_args_size, current_function_arg_offset_rtx,
11943 current_function_outgoing_args_size, current_function_varargs,
11944 current_function_stdarg, current_function_args_info, cleanup_label,
11945 current_function_name, current_function_uses_const_pool,
11946 current_function_instrument_entry_exit, current_function_return_rtx,
11947 current_function_uses_pic_offset_table, nonlocal_labels,
11948 current_function_internal_arg_pointer, current_function_cannot_inline,
11949 current_function_check_memory_usage, function_call_count,
11950 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
11951 nonlocal_goto_stack_level, return_label, save_expr_regs,
11952 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
11953 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
11954 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
11955 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
11956 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
11958 (push_function_context_to): Don't save them. Don't call
11959 save_storage_status, save_emit_status or save_expr_status.
11960 (pop_function_context_from): Don't restore them. Don't call
11961 restore_storage_status or restore_expr_status.
11962 (get_func_frame_size): New function.
11963 (get_frame_size): Use it.
11964 (assign_outer_stack_local): Reflect some member name changes in struct
11966 (put_reg_into_stack): Likewise.
11967 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
11969 (fixup_var_refs): Likewise.
11970 (fix_lexical_addr): Likewise.
11971 (trampoline_address): Likewise.
11972 (prepare_function_start): Clear field inlinable of current_function.
11973 (init_function_for_compilation): New function.
11974 (expand_dummy_function_end): New function.
11975 (expand_function_end): Call finish_expr_for_function.
11976 * function.h (struct emit_status): New; fields moved here from struct
11977 function and from global variables. Add accessor macros for some of
11979 (struct expr_status): Likewise.
11980 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
11981 (struct function): Add fields expr and emit, inlinable, inl_emit,
11982 original_arg_vector, original_decl_initial, inl_last_parm_insn,
11983 inl_max_label_num. Add many comments.
11984 Add accessor macros for all elts of struct function that no longer
11985 have a global variable.
11986 (cleanup_label, return_label, frame_offset, tail_recursion_label,
11987 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
11988 stack_slot_list): Delete declarations.
11989 (get_func_frame_size): Declare.
11990 (save_expr_status, restore_expr_status, save_emit_status,
11991 save_storage_status, restore_storage_status): Delete declarations.
11992 (init_virtual_regs): Declare.
11993 * output.h (current_function_pops_args,
11994 current_function_returns_struct, current_function_returns_pcc_struct,
11995 current_function_needs_context, current_function_calls_setjmp,
11996 current_function_calls_longjmp, current_function_calls_alloca,
11997 current_function_has_nonlocal_label, current_function_varargs,
11998 current_function_has_computed_jump, current_function_returns_pointer,
11999 current_function_contains_functions, current_function_args_size,
12000 current_function_pretend_args_size, current_function_stdarg,
12001 current_function_outgoing_args_size, current_function_args_info,
12002 current_function_name, current_function_return_rtx,
12003 current_function_epilogue_delay_list,
12004 current_function_uses_const_pool, current_function_cannot_inline):
12005 Delete declarations.
12006 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
12007 regno_reg_rtx): Delete declaration.
12008 (REGNO_POINTER_FLAG): Delete macro.
12009 * stmt.c (expand_goto): Changes to reflect that some fields in struct
12010 function were renamed.
12011 * stor-layout.c (save_storage_status, restore_storage_status): Delete
12013 * toplev.c: Include "function.h".
12014 (current_function_decl): Delete declaration.
12015 (compile_file): Call init_dummy_function_start and
12016 expand_dummy_function_end around some initializations that need to
12018 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
12019 Call init_function_for_compilation.
12020 * unroll.c: Include "function.h"
12021 (unroll_loop): Access regno_pointer_* variables through
12024 * tree.h (struct tree_decl): Add elt f to saved_insns member.
12025 (DECL_SAVED_INSNS): use it.
12026 (expand_dummy_function_end): Declare.
12027 (init_function_for_compilation): Declare.
12028 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
12029 that it's no longer an INLINE_HEADER.
12030 (expand_call): Likewise.
12031 * integrate.c (finish_inline): Delete function.
12032 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
12033 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
12034 args. Don't generate an INLINE_HEADER rtx, just return the arg
12035 vector. All callers changed.
12036 (save_for_inline_copying): Create a duplicate struct emit_status to
12037 hold the emit state for compiling the current function. Use this and
12038 the other new fields in struct function that are for integration
12039 instead of an INLINE_HEADER.
12040 Use memcpy instead of bcopy.
12041 Store the current struct function in DECL_SAVED_INSNS of fndecl.
12042 (save_for_inline_nocopy): Similar changes, except no new emit_status
12044 (expand_inline_function): Get information from function structure,
12045 not from an inline header rtx.
12046 (output_inline_function): Lose code to extract the necessary
12047 information from an inline header; simply put back the function
12048 structure into current_function. Clear its inlinable elt.
12049 * rtl.def (INLINE_HEADER): Delete.
12050 * rtl.h: Delete all accessors for an INLINE_HEADER.
12051 (gen_inline_header_rtx): Delete declaration.
12052 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
12053 Delete declarations.
12054 (REGNO_POINTER_ALIGN): Delete.
12055 (clear_emit_caches): Declare.
12056 (set_new_last_label_num): Declare.
12058 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
12060 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
12062 * except.c (expand_eh_region_start_for_decl): Always start a new block.
12063 * stmt.c (is_eh_region): Make sure current_function is present, too.
12065 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
12067 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
12068 for 64bit PA targets.
12070 * pa.h (SELECT_SECTION): Define.
12071 * som.h (SELECT_SECTION): Delete.
12073 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12075 * alias.c (init_alias_analysis): Wrap call to
12076 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
12078 1999-08-07 Bruce Korb <autogen@linuxbox.com>
12080 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
12081 <sys/asm.h> contains an asm comment with an apostrophe
12082 * fixinc/inclhack.sh: regen
12083 * fixinc/fixincl.x: regen
12085 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
12087 * function.c (init_function_start): Clear prologue & epilogue.
12088 (prologue_epilogue_contains): New function.
12089 * alias.c (init_alias_analysis): Use it.
12090 * rtl.h (prologue_epilogue_contains): Declare it.
12092 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
12094 * jump.c (onlyjump_p): New function.
12095 * rtl.h: Declare it.
12096 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
12097 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
12099 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
12101 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
12102 to invert loops. Simplify block scanning.
12104 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12106 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
12107 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
12109 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
12111 * config/sparc/liteelf.h: New file to support sparclite-elf target
12112 * config/sparc/t-sp86x: New file to support sparc86x targets
12113 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
12114 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
12115 * configure.in: Support above target triplets
12116 * configure: Regenerated
12118 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
12120 * fixinc/server.c (server_setup): Do not prefix function used as
12121 parameter with `&'.
12123 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
12125 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
12126 Remove fp reg alternatives.
12128 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
12130 * Makefile.in (TAROUTOPTS): Kill.
12131 (install-headers-tar): Use "xpf" for tar headerfile extraction
12132 * i370/x-oe (TAROUTOPTS): Delete.
12133 * m68k/x-apollo68 (TAROUTOPTS): Delete.
12134 * m68k/x-hp320 (TAROUTOPTS): Delete.
12135 * m68k/x-hp320g (TAROUTOPTS): Delete.
12136 * gcc.texi: Update bug reporting text.
12138 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12140 * reg-stack.c (change_stack) Fixed problem with negative array index.
12142 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
12144 * extend.texi, install.texi: Fix spelling mistakes.
12146 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
12147 (s-attrtab); No longer try to use pre-made insn-attrtab file.
12148 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
12149 PREMADE_ATTRTAB_MD.
12150 * mips/t-ecoff: Likewise.
12151 * mips/t-elf: Likewise.
12152 * mips/t-mips: Likewise.
12153 * mips/t-osfrose: Likewise.
12154 * mips/t-r3900: Likewise.
12155 * mips/t-svr3: Likewise.
12156 * mips/t-svr4: Likewise.
12157 * mips/t-ultrix: Likewise.
12159 * gcc.texi: Document recommend means to provide software floating
12160 point libraries in libgcc.a
12162 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
12164 * c-lex.c (yylex): We can have a number with no digits.
12166 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
12168 * jump.c (delete_prior_computation): New function, broken
12169 out of delete_computation. Check for side effects with
12170 side_effects_p instead of FIND_REG_INC_NOTE. Handle
12171 multi-word hard registers.
12172 (delete_computation): Use it. Check for side effects with
12173 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
12174 missing REG_DEAD note for a register which is both set and
12177 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
12179 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
12180 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
12181 (ASM_FILE_START): Import _mcount with the right type.
12182 (ASM_DECLARE_FUNCTION_NAME): Define.
12183 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
12184 * pa.c (output_function_prologue): Always emit the function's label
12186 * pa.h (TEXT_SPACE_P): Define.
12187 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12188 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
12189 * som.h (TEXT_SPACE_P): Delete.
12190 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12191 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
12193 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
12195 * expr.c (emit_group_load): Allow src to be a CONCAT.
12197 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12199 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
12200 (___mulsi3): Use '!' comment character.
12202 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12204 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
12206 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
12208 * gcc.c: Update URLs and mail addresses.
12209 * gcc.texi: Likewise.
12211 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
12213 * rs6000.c (current_file_function_operand): Return zero for
12215 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
12217 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
12220 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
12222 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
12223 allocate space in the stack frame for the PIC register.
12225 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
12227 * m68k.md (xordi3, anddi3): These patterns are not available on
12230 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
12232 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
12233 (PUT_REAL): Likewise.
12235 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12237 * final.c (shorten_branches): Don't add an alignment for loops
12238 that have no label inside.
12240 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12242 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
12243 prototypes in macro HAVE_cmpstrsi.
12245 * cpplib.c (cpp_get_token): Remove unused label `op3'.
12247 * emit-rtl.c (operand_subword): Remove unused variable
12250 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
12252 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
12254 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
12256 * cpphash.c (macroexpand): Delete leading whitespace when arg
12257 is concatenated before.
12258 (unsafe_chars): Correct test for whether + and - can extend a
12261 * cppinit.c (cpp_start_read): Do dependencies for
12262 -include/-imacros files also.
12264 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
12265 tokenizing non-directive lines.
12266 (cpp_expand_to_buffer): Temporarily disable no-output mode.
12267 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
12270 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12272 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
12274 * c-lex.c: Sync with C++ frontend.
12275 (linemode): New variable.
12276 (parse_float): imag, conversion_errno, and type are output only.
12277 (yylex): Adjust. Move initial '.' case into main switch.
12279 (handle_generic_pragma): Just deal with tokens.
12280 (readescape): Use ISXDIGIT and ISGRAPH.
12281 * c-parse.in: Add END_OF_LINE token.
12283 * c-lex.c (lang_init): Generalize.
12284 (nextchar): Remove. Replace uses with UNGETC.
12285 (skip_white_space): Handle linemode here. Optimize for cpplib.
12286 (skip_white_space_on_line): Remove.
12287 (extend_token_buffer_to): New fn.
12288 (extend_token_buffer): Use it.
12289 (read_line_number, check_newline): Just deal with tokens.
12290 (token_getch, token_put_back): New fns.
12291 (yylex): Use them. More cpplib optimizations. Simplify.
12293 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12294 Jason Merrill <jason@yorick.cygnus.com>
12296 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
12297 (consume_string): Make this smart about USE_CPPLIB.
12298 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
12299 (yylex): Rewrite to be intelligent about USE_CPPLIB.
12300 Also, clean up cases where we redundantly set token_buffer[0].
12301 (read_line_number): New fn.
12302 (ignore_escape_flag): New variable.
12304 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
12306 * a29k/t-a29kbare: Fix some comments.
12307 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
12308 (FPBIT, DPBIT): Define.
12309 * a29k/t-vx29k: Likewise.
12310 * arc/t-arc: Likewise.
12311 * arm/t-arm-elf: Likewise.
12312 * arm/t-bare: Likewise.
12313 * arm/t-pe: Likewise.
12314 * arm/t-pe-thumb: Likewise.
12315 * arm/t-semi: Likewise.
12316 * arm/t-thumb: Likewise.
12317 * arm/t-thumb-elf: Likewise.
12318 * arm/t-thumb-linux: Likewise.
12319 * h8300/t-h8300: Likewise.
12320 * i960/t-i960: Likewise.
12321 * i960/t-vxworks960: Likewise.
12322 * m32r/t-m32r: Likewise.
12323 * mips/t-ecoff: Likewise.
12324 * mips/t-elf: Likewise.
12325 * mips/t-r3900: Likewise.
12326 * pa/t-pro: Likewise.
12327 * rs6000/t-aix43: Likewise.
12328 * rs6000/t-beos: Likewise.
12329 * rs6000/t-newas: Likewise.
12330 * rs6000/t-ppccomm: Likewise.
12331 * rs6000/t-rs6000: Likewise.
12332 * rs6000/t-winnt: Likewise.
12333 * rs6000/t-xnewas: Likewise.
12334 * rs6000/t-xrs6000: Likewise.
12335 * sh/t-sh: Likewise.
12336 * sparc/t-elf: Likewise.
12337 * sparc/t-sparcbare: Likewise.
12338 * sparc/t-sparclite: Likewise.
12339 * sparc/t-splet: Likewise.
12340 * v850/t-v850: Likewise.
12341 * mn10200/t-mn10200: Fix comments.
12342 * mn10300/t-mn10300: Likewise.
12344 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
12345 dummy operand. Allocate a new pseudo for the dummy operand.
12346 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
12348 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
12350 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
12352 * configure: Rebuilt.
12353 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
12355 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
12357 * recog.c (preproces_constraints): Zero recog_op_alt before
12358 processing the constraints.
12360 * arm.c (typedef minipool_node): Renamed from pool_node.
12361 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
12362 (add_minipool_constant): New function.
12363 (dump_minipool): New function.
12364 (find_barrier): Remove special case for getting the insn size of
12365 an insn that references the constant pool.
12366 (minipool_fixup): New structure.
12367 (push_minipool_barrier): New function.
12368 (push_minipool_fix): New function.
12369 (note_invalid_constants): New function.
12370 (add_pool_constant, dump_table, fixit, broken_move): Delete.
12371 (arm_reorg): Rewrite code to fix up the constant pool into a
12372 series of mini-pools embedded in the insn stream.
12373 (arm_output_epilogue): New function, made mainly from the body
12374 of output_func_epilogue.
12375 (output_func_epilogue): Move insn generation part of epilogue code
12376 to arm_output_epilogue.
12377 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
12378 * arm.md (pool_range): New attribute.
12379 (zero_extendqidi2): Add attribute pool_range.
12380 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
12381 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
12382 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
12383 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
12384 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
12385 (epilogue): New expand.
12386 (epilogue_insn): New insn. Call arm_output_epilogue.
12388 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
12389 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
12391 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12393 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12395 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
12397 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
12399 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
12401 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
12403 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
12405 * global.c: Fix comment.
12407 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
12409 * gcc.c (access_check): New static function.
12410 (find_a_file): Use it when searching a directory list.
12411 * collect2.c (find_a_file): Don't accept directories found when
12412 searching a directory list.
12414 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
12416 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
12417 function parameters with `&'.
12418 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
12420 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
12422 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
12423 or tidy_fallthru_edge if the last insn in the block is not
12424 an unconditional jump or a simple conditional jump.
12426 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12428 * Makefile.in (c-decl.o): Depends on defaults.h.
12430 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
12432 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
12434 (CLASS_MAX_NREGS): Likewise.
12436 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
12438 * cse.c (cse_insn): Fix dumb thinko in last change.
12440 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12442 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
12445 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
12447 * dwarf2out.c (add_location_or_const_value_attribute): Correct
12448 test for sizes of passed and declared parameter types.
12450 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12452 * fixincludes: Fix the return type of bsearch, char* -> void*.
12454 * fixinc/inclhack.def: Likewise.
12456 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
12458 * invoke.texi (-fdump-translation-unit): New option.
12460 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
12462 * expr.h (PROMOTE_PROTOTYPES): Move ...
12463 * defaults.h: ... to here.
12464 * c-decl.c: Include defaults.h instead of expr.h.
12465 * c-typeck.c: Include defaults.h.
12467 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
12469 * toplev.h (errorcount): Declare.
12470 (warningcount): Likewise.
12471 (sorrycount): Likewise.
12472 * c-lex.c (errorcount): Don't declare.
12473 * dwarf2out.c (errorcount): Don't declare.
12475 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
12477 * config/libgloss.h: Add a note discouraging use with ELF.
12478 * configure.in: Don't use libgloss.h for ELF targets.
12479 Always use_collect2 on a.out targets.
12481 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
12483 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
12484 (force_to_mode, case ASHIFTRT): Add shiftrt label.
12486 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12488 * loop.c (strength_reduce): When doing biv->giv conversion, update
12489 reg note of NEXT->insn.
12491 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12493 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
12495 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12497 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
12498 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
12499 Ensure expr.h is included.
12500 * c-typecheck.c (convert_arguments): Ditto.
12502 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
12504 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
12505 * config/convex/convex.h: Ditto.
12506 * config/dsp16xx/dsp16xx.h: Ditto.
12507 * config/fx80/fx80.h: Ditto.
12508 * config/gmicro/gmicro.h: Ditto.
12509 * config/i370/i370.h: Ditto.
12510 * config/i386/i386.h: Ditto.
12511 * config/m32r/m32r.h: Ditto.
12512 * config/m68k/m68k.h: Ditto.
12513 * config/m88k/m88k.h: Ditto.
12514 * config/mips/mips.h: Ditto.
12515 * config/pa/pa.h: Ditto.
12516 * config/pyr/pyr.h: Ditto.
12517 * config/tahoe/tahoe.h: Ditto.
12518 * config/we32k/we32k.h: Ditto.
12520 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
12521 based on arch size.
12523 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
12525 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
12528 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
12530 1999-08-02 Richard Henderson <rth@cygnus.com>
12532 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
12533 for the register spill block.
12534 (m32r_va_arg): New.
12535 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
12536 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
12538 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
12539 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
12540 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
12542 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12544 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
12545 MAX_WCHAR_TYPE defined in sparc.h.
12546 * config/sparc/linuxaout.h: Likewise.
12547 * config/sparc/linux64.h: Likewise.
12548 Also default to -mvis if CPU is UltraSPARC.
12550 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12552 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
12553 (RTX_OK_FOR_OLO10): Likewise.
12554 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
12555 %lo(), allow it in addresses...
12556 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
12557 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
12558 does not make sense.
12559 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
12560 (sparc_output_scratch_registers): New function.
12561 (output_function_prologue, sparc_flat_output_function_prologue): Use
12563 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
12565 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
12566 * configure.in: Add check for .register pseudo-op support in as and
12567 check for offsetable %lo().
12568 * acconfig.h: Add templates for the above checks.
12569 * configure: Regenerate.
12571 1999-08-02 Richard Henderson <rth@cygnus.com>
12573 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
12574 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
12575 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
12577 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12579 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
12582 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
12584 * config/float-sparc.h: New file.
12585 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
12586 sparc-*-linux-gnu and sparc64-*-linux*.
12588 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12590 * rs6000.c (rs6000_va_list): Type is an array.
12591 (rs6000_va_start): Don't doubly adjust for varargs.
12592 (rs6000_va_arg): Evaluate long long GPR adjustment.
12594 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
12596 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
12597 -maix64 and -maix32.
12598 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
12599 LINK_SPEC): Change appropriately.
12600 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
12601 (u_short_cint_operand): Likewise.
12602 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
12604 * rs6000/t-aix43 (MULTILIB): Change to -m64.
12606 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
12608 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
12610 * rs6000/rs6000.c (num_insns_constant_wide): Correct
12611 for type promotion.
12612 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
12613 (non_add_cint_operand): Likewise.
12614 (logical_operand): Likewise.
12615 (non_logical_cint_operand): Likewise.
12616 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
12617 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
12618 (rs6000_select_rtx_section): Suppress warning.
12619 (small_data_operand): Suppress warning.
12620 (rs6000_got_register): Suppress warning.
12621 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
12622 type, so `J' is generally the wrong constraint for a SImode value;
12624 (andsi3_internal2): Likewise.
12625 (andsi3_internal3): Likewise.
12626 (iorsi3_internal1): Likewise.
12627 (xorsi3_internal1): Likewise.
12629 (movsf_softfloat): Likewise.
12630 (scc insns): Likewise.
12631 (movsi+2): Preserve sign bits of SImode constant.
12632 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
12633 (movdf+1): Sign-extend properly.
12634 (movdi_32+1): Sign-extend properly.
12635 (scc insns): Sign-extend properly.
12637 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
12640 1999-08-02 Richard Henderson <rth@cygnus.com>
12642 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
12643 -mcpu parsing code.
12644 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
12645 * alpha.md (all fp insns): Likewise.
12647 1999-08-02 Nick Clifton <nickc@cygnus.com>
12649 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
12652 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
12654 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
12655 pic_load_label generator directly.
12656 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
12657 No longer a named pattern.
12659 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
12661 * explow.c (force_reg): Call force_operand if X does not
12662 satisfy general_operand.
12664 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
12666 * fix-header.c (main): When testing for CONTINUED, use string
12667 equality, not pointer equality.
12669 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
12671 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
12673 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
12675 * cse.c (cse_insn): Fix loop which deletes insns after a jump
12676 that has become an unconditional jump.
12678 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
12679 (output_function_epilogue): Similarly.
12681 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12683 * tree.h (init_dummy_function_start): Declare.
12685 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12687 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
12688 last_expr_type, last_expr_value, block_start_count, block_stack,
12689 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
12690 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
12691 dynamically in stmt elt of struct function for each function.
12692 (struct nesting): Rename function_call_count elt to n_function_calls,
12693 target_temp_slot_level to block_target_temp_slot_level. All users
12695 (struct stmt_status): New structure definition.
12696 Add many accessor macros for stmt_status elements which previously
12697 were global variables.
12698 (init_stmt_for_function): Allocate stmt elt for current_function.
12699 Reflect that block_start_count was renamed to
12700 current_block_start_count.
12701 (save_stmt_status, restore_stmt_status): Delete functions.
12702 (preserve_subexpressions_p): Don't access loop_stack when outside
12704 (expand_start_bindings): Reflect that block_start_count was renamed to
12705 current_block_start_count.
12706 (expand_fixup): Likewise.
12707 (expand_decl): Don't access block_stack when outside a function.
12708 (expand_decl_cleanup): Likewise.
12709 (expand_dcc_cleanup): Likewise.
12710 (expand_dhc_cleanup): Likewise.
12711 (expand_anon_union_decl): Likewise.
12712 (set_file_and_line_for_stmt): New function.
12713 (in_control_zone_p): New function.
12715 * function.h (struct function): Add new elt stmt.
12716 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
12717 case_stack, nesting_stack, nesting_depth, block_start_count,
12718 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
12719 emit_lineno, goto_fixup_chain.
12720 (save_eh_status, restore_eh_status, save_stmt_status,
12721 restore_stmt_status): Delete declarations.
12722 * function.c (push_function_context_to): Don't call save_stmt_status.
12723 (pop_function_context_to): Don't call restore_stmt_status.
12724 * tree.h (in_control_zone_p): Declare.
12725 * rtl.h (set_file_and_line_for_stmt): Declare.
12727 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
12728 call set_file_and_line_for_stmt.
12730 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
12732 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
12733 Also update copyright.
12735 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12737 * c-pragma.c: Don't include "except.h".
12738 * emit-rtl.c: Likewise.
12739 * stor-layout.c: Likewise.
12740 * tree.c: Likewise.
12741 * varasm.c: Likewise.
12743 * flow.c: Include "function.h".
12744 * tree.h (init_dummy_function_start): Declare new function.
12746 * except.h (struct eh_status): New structure.
12747 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
12749 (eh_return_stub_label, ehstack, catchstack, ehqueue,
12750 catch_clauses, false_label_stack, caught_return_label_stack,
12751 protect_list, current_function_ehc): Add accessor macros for the
12752 corresponding fields in current_function->eh; delete declarations
12753 for all items that used to be declared here.
12754 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
12755 catch_clauses, false_label_stack, caught_return_label_stack,
12756 protect_list, current_function_ehc): Delete variables.
12757 (init_eh_for_function): Allocate current_function->eh.
12758 (save_eh_status, restore_eh_status): Delete functions.
12760 * function.h (struct function): Add fields next_global and eh.
12761 Delete all exception handling related fields.
12762 * function.c (current_function): New variable.
12763 (all_functions): New variable.
12764 (push_function_context_to): Don't allocate a struct function,
12765 use current_function instead. Call init_dummy_function_start when
12766 outside a function. Clear current_function before returning.
12767 (pop_function_context_from): Restore current_function.
12768 Don't free the restored struct function.
12769 (prepare_function_start): New function.
12770 (init_dummy_function_start): New function.
12771 (init_function_start): Break out some code into prepare_function_start
12774 * stmt.c (save_stmt_status): Don't call save_eh_status.
12775 (restore_stmt_status): Don't call restore_eh_status.
12777 * Makefile.in: Update dependencies.
12779 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
12781 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
12782 of depending on a magic constant value. Update comments.
12783 (hppa_expand_prologue): Similarly.
12785 * pa.md (reload_indi, reload_outdi): Allow any register for the
12786 original reload register.
12788 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
12790 * cccp.c (print_help): Change marcos to macros.
12792 1999-07-30 Richard Henderson <rth@cygnus.com>
12794 * c-typeck.c (initializer_constant_valid_p): Move ...
12795 * c-common.c (initializer_constant_valid_p): ... here. Use
12796 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
12797 of label addresses.
12798 * c-common.h (initializer_constant_valid_p): Declare.
12799 * c-tree.h (initializer_constant_valid_p): Remove.
12801 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
12803 * config/i386/sol2-c1.asm: Align the stack.
12804 * config/i386/sol2-gc1.asm: Likewise.
12806 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
12808 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
12809 -Asparclite for sparc86x.
12810 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
12812 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
12814 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
12816 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
12817 the user if using the non-default arch size in BI_ARCH configuration.
12818 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
12820 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
12821 Fix patterns so that they actually match.
12822 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
12823 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
12824 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
12826 (mulsidi3): Reflect this in the expand.
12827 (smulsi3_highpart): Only on TARGET_ARCH32.
12828 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
12829 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
12830 (umulsidi3): Reflect this in the expand.
12831 (umulsi3_highpart): Only on TARGET_ARCH32.
12832 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
12833 don't require g0 to be zero.
12834 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
12835 ({,u}divsi3): New expands.
12836 ({,u}divsi3_sp64): New patterns.
12837 (after lshrdi3_v8plus): Four new patterns to help combiner
12838 optimizing nested mixed mode shifts.
12840 * config/sparc/sparc.c (sparc_override_options): Use deprecated
12841 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
12842 speed things up. Don't use them by default on plain v9 in 64bit
12843 mode, according to what SPAMv9 sais.
12845 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
12846 top 32 bits of %[og][0-7] in signal handlers.
12847 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
12849 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
12851 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
12852 (ashlsi3): Corresponding changes.
12854 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
12856 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
12858 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
12860 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12862 * arm.h (Hint): Delete macro.
12863 Substitute HOST_WIDE_INT for Hint in some prototypes.
12864 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
12866 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
12868 * builtins.c (expand_builtin_setjmp): Use force_operand to
12869 make sure that the buffer address is in a suitable form to be
12870 passed to force_reg.
12872 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
12874 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
12877 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
12879 * pa.md (indirect_jump): Remove mode from match_operand. Verify
12880 proper mode in the condition string.
12881 (icacheflush, dcacheflush): Remove modes from match_operands.
12883 * pa.c (emit_move_sequence): Always convert scratch_reg to the
12884 proper mode before using it.
12886 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
12889 * pa.c (store_reg): Do not call add_high_const generator directly.
12890 (load_reg, set_reg_plus_d): Likewise.
12891 * pa.md (add_high_const): No longer a named pattern.
12893 * pa.c (legitimize_address): Consistently use Pmode rather than
12894 SImode. Do not call gen_pic2_highpart directly anymore.
12895 * pa.md (pic2_highpart): No longer a named pattern.
12896 (pic2_lo_sum): Similarly. Reformat to make more readable.
12898 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
12903 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12905 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
12907 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
12909 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
12910 and tag the spill mems.
12911 (hppa_va_start): New.
12912 (hppa_va_arg): New.
12913 * pa.h (EXPAND_BUILTIN_VA_START): New.
12914 (EXPAND_BUILTIN_VA_ARG): New.
12916 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
12918 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
12919 and tag the spill mems.
12920 (mn10300_va_start): New.
12921 (mn10300_va_arg): New.
12922 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
12923 (EXPAND_BUILTIN_VA_ARG): New.
12925 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
12927 * mn10200.c (mn10200_va_arg): New.
12928 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
12930 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
12932 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
12933 rather than play with TREE_INT_CST_LOW.
12935 1999-07-27 Philip Blundell <pb@nexus.co.uk>
12937 * config/arm/telf.h: Include dbxelf.h.
12938 (CPP_PREDEFINES): Only define if not already defined.
12939 (ASM_IDENTIFY_GCC): Likewise.
12940 (SUBTARGET_EXTRA_SECTIONS): Likewise.
12941 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
12942 * config/arm/thumb.h (LINK_SPEC): Only define if not already
12944 (DBX_DEBUGGING_INFO): Don't define.
12945 * config/arm/linux-telf.h: New file.
12946 * config/arm/linux-tgas.h: New file.
12947 * config/arm/t-thumb-linux: New file.
12948 * config/arm/uclinux-elf.h: New file.
12949 * config/arm/uclinux-telf.h: New file.
12950 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
12951 thumb-*-uclinux): New targets.
12952 * configure: Regenerate.
12954 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
12956 * pa.md (post_store, pre_load): New expanders.
12957 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
12958 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
12959 need to directly generate RTL for them.
12960 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
12963 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
12965 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
12966 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
12967 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
12968 (secndary_reload_class): Make TARGET_ELF conditional compile.
12969 (print_operand_address): Similar.
12970 (output_toc): Print all values as hex.
12971 (get_issue_rate): Rearrange and add RS64A and PPC630.
12972 * rs6000.h (processor_type): Add RS64A and PPC630.
12973 (PROCESSOR_POWERPC64): New.
12974 (PROMOTE_MODE): Use word_mode.
12975 (RTX_COSTS): Add RS64A and PPC630.
12976 * rs6000.md (scheduling information): Add lmul and ldiv
12977 representing 64-bit integer multiply and divide. Add rs64a and
12978 PPC630 information.
12979 (ashldi3): Add support for "rldic" instruction.
12980 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
12982 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
12984 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
12985 instead of V8 for sparclite86x in cpu_table.
12987 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12989 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
12990 output_file_directive.
12992 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
12994 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
12995 tree for op1, not the rtl.
12997 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
12999 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
13000 to m88k_va_start, leaving only the register spill.
13001 (m88k_build_va_list): New.
13002 (m88k_va_start): New.
13003 (m88k_va_arg): New.
13004 * m88k.h (BUILD_VA_LIST_TYPE): New.
13005 (EXPAND_BUILTIN_VA_START): New.
13006 (EXPAND_BUILTIN_VA_ARG): New.
13008 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
13010 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
13011 Rename from expand_builtin_saveregs.
13012 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
13014 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
13016 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
13017 for the register spill block.
13018 (i960_build_va_list): New.
13019 (i960_va_start): New.
13020 (i960_va_arg): New.
13021 * i960.h (BUILD_VA_LIST_TYPE): New.
13022 (EXPAND_BUILTIN_VA_START): New.
13023 (EXPAND_BUILTIN_VA_ARG): New.
13024 * i960.md (store_multiple): Use change_address on individul mems.
13026 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
13028 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
13030 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
13031 (expand_builtin_va_end): Evaluate arg for side effects.
13032 * c-common.c (c_common_nodes_and_builtins): Construct a
13033 va_list_arg_type_node to handle array decomposition to pointer.
13035 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
13037 * except.c (start_dynamic_cleanup): Use force_operand on the
13040 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
13042 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
13043 * c4x.c (c4x_va_arg): New.
13045 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
13047 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
13048 has manual_pop set.
13050 1999-07-26 Nathan Sidwell <nathan@acm.org>
13052 * eh-common.h (__eh_matcher): Prototype correctly.
13054 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
13056 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
13057 (TARGET_SINGLE_PIC_BASE): Likewise.
13058 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
13060 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
13061 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
13062 (TARGET_OPTIONS): Add -mpic-register=N.
13063 (OUTPUT_INT_ADDR_CONST): New macro.
13064 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
13065 LEGITIMATE_PIC_OPERAND_P): Likewise.
13066 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
13067 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
13068 output_addr_const directly.
13069 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
13071 (thumb_pic_register, thumb_pic_register_string): Declare.
13073 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
13075 (label_mentioned_p): New function: Imported from arm.c.
13076 (legitimize_pic_address): New function: Imported from arm.c.
13077 (is_pic):New function: Imported from arm.c.
13078 (thumb_finalize_pic):New function: Imported from arm.c.
13079 (add_constant): Cope with PIC constants.
13080 (fixit): Cope with PIC constants.
13081 (output_return): Do not treat the PIC register as live if
13082 TARGET_SINGLE_PIC_BASE is true.
13083 (thumb_function_prologue): Do not treat the PIC register as live if
13084 TARGET_SINGLE_PIC_BASE is true.
13085 (thumb_expand_prologue): Do not treat the PIC register as live if
13086 TARGET_SINGLE_PIC_BASE is true.
13087 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
13088 TARGET_SINGLE_PIC_BASE is true.
13089 (thumb_print_operand): Accept '|'.
13090 (thumb_override_options): Process PIC options.
13092 * config/arm/thumb.md (movsi): Support PIC.
13093 (call_insn): Change "i" constraint to "X".
13094 (call_value_insn): Likewise.
13095 (consttable_4, consttable_8, consttable_end): Set and clear
13096 "making_const_table" as appropriate.
13097 (pic_load_addr, pic_add_dot_plus_four): New insns.
13099 * invoke.texi (Thumb Options): Fix spelling. Document new
13100 options -msingle-pic-base and -mpic-register=.
13102 1999-07-26 Andrew Haley <aph@cygnus.com>
13104 * config/m32r/initfini.c (__init): Use a full word immediate for
13105 __fini: this allows it to be placed in any memory region.
13107 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
13108 -mmodel=medium. This is OK for all memory models.
13110 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
13112 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
13113 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
13115 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
13117 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
13120 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
13122 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
13124 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
13125 (BUILD_VA_LIST_TYPE): New.
13126 (EXPAND_BUILTIN_VA_START): New.
13127 (EXPAND_BUILTIN_VA_ARG): New.
13128 * i860.c (output_delayed_branch): Disable.
13129 (output_delay_insn): Likewise.
13130 (i860_saveregs): New.
13131 (i860_build_va_list): New.
13132 (i860_va_start): New.
13133 (i860_va_arg): New.
13134 * i860.md: Disable all peepholes using output_delayed_branch.
13135 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
13137 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
13139 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
13140 (BUILD_VA_LIST_TYPE): New.
13141 (EXPAND_BUILTIN_VA_START): New.
13142 (EXPAND_BUILTIN_VA_ARG): New.
13143 * clipper.c (clipper_builtin_saveregs): Only dump registers.
13144 Return the address of the save area.
13145 (clipper_build_va_list): New.
13146 (clipper_va_start): New.
13147 (clipper_va_arg): New.
13149 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
13151 * arc.h (EXPAND_BUILTIN_VA_START): New.
13152 (EXPAND_BUILTIN_VA_ARG): New.
13153 * arc.c (arc_setup_incoming_varargs): Set alias set of
13155 (arc_va_start): New.
13158 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
13160 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
13161 (BUILD_VA_LIST_TYPE): New.
13162 (EXPAND_BUILTIN_VA_START): New.
13163 (EXPAND_BUILTIN_VA_ARG): New.
13164 * alpha.c (alpha_builtin_saveregs): Delete.
13165 (alpha_build_va_list): New.
13166 (alpha_va_start): New.
13167 (alpha_va_arg): New.
13169 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
13171 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
13173 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
13174 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
13176 * gcc.texi: More changes related to list conversion.
13177 * invoke.texi: Likewise.
13179 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
13181 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
13182 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
13183 (expand_builtin_next_arg): Accept ARGLIST not EXP.
13184 (stabilize_va_list): New function.
13185 (std_expand_builtin_va_start): New function.
13186 (expand_builtin_va_start): New function.
13187 (get_varargs_alias_set): New function.
13188 (std_expand_builtin_va_arg): New function.
13189 (expand_builtin_va_arg): New function.
13190 (expand_builtin_va_end): New function.
13191 (expand_builtin_va_copy): New function.
13192 (expand_builtin): Call them.
13193 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
13194 __builtin_{varargs_start,stdarg_start,end,copy}.
13195 (build_va_arg): New function.
13196 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
13197 (build_va_arg): Declare.
13198 * c-decl.c (ptr_type_node, va_list_type_node): New.
13199 * c-parse.gperf (__builtin_va_arg): New.
13200 * c-parse.in (VA_ARG): New token.
13201 (unary_expr): Recognize it.
13202 * expr.c (expand_expr): Expand VA_ARG_EXPR.
13203 * expr.h (std_expand_builtin_va_start): Declare.
13204 (std_expand_builtin_va_arg): Declare.
13205 (expand_builtin_va_arg): Declare.
13206 (get_varargs_alias_set): Declare.
13207 * tree.def (VA_ARG_EXPR): New.
13208 * tree.h (BUILT_IN_VARARGS_START): New.
13209 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
13210 (ptr_type_node, va_list_type_node): Declare.
13211 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
13212 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
13213 * m88k.h, m88k.c: Likewise.
13214 * mn10300.h, mn10300.c: Likewise.
13215 * pa.h, pa.c: Likewise.
13216 * rs6000.h, rs6000.c: Likewise.
13217 * sh.h, sh.c: Likewise.
13218 * sparc.h, sparc.c: Likewise.
13220 * emit-rtl.c (operand_subword): Copy alias set.
13221 (change_address): Likewise.
13223 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
13225 * pa.c (compute_frame_size): Scan all the used callee saved registers,
13226 not just the first one.
13228 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
13230 * config/arm/arm.h (TARGET_SWITCHES): Add
13231 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
13232 (TARGET_OPTIONS): Add -mpic-register=.
13233 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
13234 (arm_pic_register_string): Declare.
13235 (NEED_PLT_GOT): Delete, replace with ...
13236 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
13237 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
13238 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
13239 * config/arm/arm.c (arm_override_options): Add new option
13241 (arm_pic_register_string): New variable.
13242 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
13243 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
13244 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
13245 (output_return_instruction): Likewise.
13246 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
13247 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
13248 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
13250 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
13251 mention of -msched-prolog. Document new options -msingle-pic-base
13252 and -mpic-register=.
13254 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
13256 * haifa-sched.c (reemit_notes): Tidy.
13257 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
13260 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
13262 * explow.c (trunc_int_for_mode): New function.
13263 (plus_constant_wide): Use it.
13264 * combine.c (simplify_and_const_int): Likewise.
13265 (merge_outer_ops): Likewise.
13266 (simplify_shift_const): Likewise.
13267 * cse.c (simplify_unary_operation): Likewise.
13268 (simplify_binary_operation): Likewise.
13269 * emit-rtl.c (operand_subword): Likewise.
13270 * rtl.h: Declare it.
13272 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13274 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
13275 (use NUM_REGS instead of NUM_INTS).
13277 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13279 * builtins.c: New file.
13280 * expr.c (saveregs_value, apply_args_value): Delete definition,
13281 moved into builtins.c.
13282 (string_constant): No longer static.
13283 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
13284 apply_args_size, apply_result_size, result_vector,
13285 expand_builtin_apply_args, expand_builtin_apply,
13286 expand_builtin_return): Delete functions, moved into builtins.c.
13287 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
13288 * expr.h (saveregs_value, apply_args_value): Declare variables.
13289 (expand_builtin, string_constant): Declare functions.
13290 * Makefile.in: Update to build builtin.o.
13292 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
13294 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
13295 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
13296 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
13297 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
13299 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
13302 1999-07-21 Michael Meissner <meissner@cygnus.com>
13304 * print-rtl.c (print_rtx): Print the names of the virtual
13307 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
13309 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
13310 introduced in previous delta.
13312 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13314 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
13315 to avoid name clash.
13317 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
13319 * c-lex.c (yylex) : Correct the test for overflow when lexing
13322 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
13324 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
13325 (adjust_priority): Always call ADJUST_PRIORITY.
13326 (schedule_insn): Only put insns into the ready at cost 0.
13327 (schedule_block): Remove redundant initial sort. Give clock_var
13328 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
13330 * tm.texi (MD_SCHED_REORDER): Update docs.
13332 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
13333 * sparc.c (ultra_reorder_called_this_block): Delete.
13334 (ultrasparc_sched_init): Don't set it.
13335 (ultrasparc_sched_reorder): Don't check it.
13337 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
13339 * rs6000.h (struct rs6000_args): Add sysv_gregno.
13340 * rs6000.c (init_cumulative_args): Init sysv_gregno.
13341 (function_arg_boundary): Align DFmode.
13342 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
13343 to get fp reg and stack overflow correct.
13344 (function_arg): Likewise.
13345 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
13346 (setup_incoming_varargs): Restructure for ABI_V4; use
13347 function_arg_advance to skip final named argument.
13348 (expand_builtin_saveregs): Properly unskip the last integer arg
13349 when doing varargs. Adjust overflow location calculation.
13351 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
13352 explicitly unsigned.
13353 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
13354 (__VA_GP_REGSAVE): Similarly.
13355 (__va_longlong_p): Delete.
13356 (__va_arg_type_violation): New declaration.
13357 (va_arg): Restructure. Flag promotion errors. Align double.
13358 TFmode passed by reference.
13360 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
13361 in the HOST_BITS_PER_WIDE_INT > 32 case.
13363 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
13365 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
13367 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
13369 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
13370 * toplev.c (documented_lang_options): Add -fpreprocessed.
13371 * cpplib.h (struct cpp_buffer): Add preprocessed.
13372 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
13373 (cpp_start_read): Don't expand macros or emit an initial #line
13374 directive if -fpreprocessed.
13376 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13378 * cpplib.h (struct cpp_buffer): Added manual_pop for
13379 better C++ tokenization.
13380 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
13381 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
13382 * c-common.c (cpp_token): Make non-static.
13384 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13386 * c-common.h: New file.
13387 * c-common.c (permanent_obstack): Delete unused declaration.
13388 (c_global_trees): New array.
13389 (c_common_nodes_and_builtins): New function; split off common code
13390 from init_decl_processing in both c-decl.c and cp/decl.c.
13391 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
13392 c_global_trees and accessor macros defined in c-common.h.
13393 Include c-common.h.
13394 * c-decl.c: Delete definitions for tree nodes that were replaced by
13396 (init_decl_processing): Build void_list_node.
13397 Call c_common_nodes_and_builtins; delete code to generate the common
13399 * objc/objc-act.c (build_module_descriptor): Rename variable
13400 void_list_node to avoid clash with c-common.h.
13402 * Makefile.in: Update dependencies.
13403 * objc/Make-lang.in: Likewise.
13405 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
13407 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
13408 (UNIQUE_SECTION_P): Likewise.
13409 (UNIQUE_SECTION): Likewise.
13411 1999-07-19 Linas Vepstas <linas@linas.org>
13413 * config/i370/README: New file.
13414 * config/i370/linux.h: New file.
13415 * config/i370/mvs.h: New file.
13416 * config/i370/oe.h: New file.
13417 * config/i370/t-linux: New file.
13418 * config/i370/t-mvs: New file.
13419 * config/i370/t-oe: New file.
13420 * config/i370/x-oe: New file.
13421 * config/i370/xm-linux.h: New file.
13422 * config/i370/xm-mvs.h: New file.
13423 * config/i370/xm-oe.h: New file.
13425 * i370.c (label_node_t): Add first_ref_page, label_addr,
13426 label_first_ref, label_last_ref members.
13427 (mvs_need_base_reload): Renamed from mvs_label_emitted.
13428 (MAX_MVS_LABEL_SIZE): Define.
13429 (MAX_LONG_LABEL_SIZE): Define.
13430 (alias_node_t, alias_anchor, alias_number): New.
13431 (mvs_function_table): Reorder for EBCDIC.
13432 (ascebc, ebcasc): Unconditionally define.
13433 (i370_branch_dest, i370_branch_length): New functions.
13434 (i370_short_branch, i370_label_scan): New functions.
13435 (mvs_get_label): Renamed from mvs_add_label. Search for
13436 an existing label before creating a new one.
13437 (mvs_add_label): New function.
13438 (mvs_get_label_page): New function.
13439 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
13440 over the entire list.
13441 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
13442 (mvs_check_page) [TARGET_ELF_ABI]: New function.
13443 (mvs_add_alias, mvs_need_alias): New functions.
13444 (mvs_get_alias, mvs_check_alias): New functions.
13445 (handle_pragma): New function.
13446 (mvs_function_check): New function.
13447 (unsigned_jump_follows_p): Search harder.
13448 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
13449 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
13450 * i370.h (TARGET_VERSION): Delete.
13451 (CPP_SPEC, CPP_PREDEFINES): Delete.
13452 (mvs_label_emitted): Delete.
13453 (TARGET_EBCDIC): Delete.
13454 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
13455 (HANDLE_PRAGMA): Define.
13456 (HARD_REGNO_NREGS): Handle complex modes.
13457 (HARD_REGNO_MODE_OK): Likewise.
13458 (CLASS_MAX_NREGS): Likewise.
13459 (RET_REG): Likewise.
13460 (EXTRA_CONSTRAINT): Define.
13461 (RETURN_IN_MEMORY): True for DImode.
13462 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
13463 (FUNCTION_PROFILER): Delete.
13464 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
13465 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
13466 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
13467 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
13468 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
13469 (ASM_FILE_START): Add "RMODE ANY".
13470 (ASM_OUTPUT_EXTERNAL): Check for aliases.
13471 (ASM_GLOBALIZE_LABEL): Likewise.
13472 (ASM_OUTPUT_LABELREF): Likewise.
13473 (ASM_OUTPUT_COMMON): Likewise.
13474 (PRINT_OPERAND): Handle 'K', 'W', default.
13475 (PRINT_OPERAND_ADDRESS): New.
13476 (Lots of defines): Add support for TARGET_ELF_ABI.
13477 * i370.md (attr length): New. Define for all patterns.
13478 (*): Lots of tweeks to assembly output and constraints.
13480 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
13482 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
13483 Disable patterns performing SImode comparisons with SImode values
13484 if TARGET_POWERPC64 and instruction does not sign-extend or does
13485 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
13486 differ for signed quantities.
13487 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
13488 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
13489 (decrement_and_branch_on_count): Add 64-bit variant.
13491 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13493 * final.c (output_asm_insn): When searching for the matching string
13494 for a given dialect, don't run past the end of the list of
13495 alternatives if there are fewer alternatives in the template than
13498 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
13500 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
13501 Removed paragraph about compression of files and size limitation,
13502 duplicated in the FAQ. Use gcc-patches for posting patches.
13503 * gcc.c (main): Updated URL with bug reporting instructions to
13504 gcc.gnu.org. Removed e-mail address.
13505 * system.h (abort): Likewise.
13507 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13509 * Makefile.in (stmp-multilib-sub): Make the files extracted
13510 from $(LIBGCC1) writable.
13512 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
13514 * config/arm/aout.h: Reformat for improved readability.
13516 * config/arm/arm.h: Reformat for improved readability.
13517 Replace uses of fprintf with asm_fprintf where appropriate.
13518 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
13519 function declaration assembler actions.
13520 (NUM_INTS): New macro: Convert from bytes to words.
13521 (NUM_REGS): New macro: Compute number of registers required to
13522 hold a quanitity of tyep MODE.
13523 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
13525 (NUM_ARG_REGS): New macro: The number of argument registers
13527 (ARG_REGISTER): New macro: Compute the register number of the Nth
13529 (LAST_ARG_REGNUM): New macro: The number of the last argument
13531 (SP_REGNUM): New macro: Register number of the stack pointer.
13532 (FP_REGNUM): New macro: Register number of the frame pointer.
13533 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
13534 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
13535 CUMULATIVE_ARGS so that it counts registers not bytes.
13537 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
13539 Replace uses of fprintf with asm_fprintf where appropriate.
13540 (output_ascii_pseudo_op): Replace with version from thumb.c
13542 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
13544 * config/arm/elf.h (CPP_PREDEFINES): Replace with
13545 SUBTARGET_CPP_SPEC.
13546 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
13547 (ASM_FILE_START): Emit ASM_APP_OFF.
13549 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
13551 * pa.c (compute_frame_size): Round frame according to
13552 STACK_BOUNDARY rather than a hardwired value.
13554 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
13556 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
13558 * configure: Rebuilt.
13560 * configure.in (hppa*-*-linux*): New configuration.
13561 * configure: Rebuilt.
13562 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
13563 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
13564 * pa/pa-linux.h: New file.
13565 * pa/t-linux: New file.
13566 * pa/xm-linux.h: New file.
13568 * pa.c (hppa_legitimize_address): Change references from SImode to
13569 either Pmode or word_mode as appropriate.
13570 (emit_move_sequence, store_reg, load_reg): Likewise.
13571 (set_reg_plus_d, hppa_expand_prologue): Likewise.
13572 (output_mul_insn): Likewise.
13573 * pa.h (PROMOTE_MODE): Likewise.
13574 (INITIALZE_TRAMPOLINE): Likewise.
13575 (Pmode): Define to word_mode.
13577 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
13578 value of 4. Allocate 8 bytes for each FP register save.
13579 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
13581 (hppa_expand_prologue): Likewise.
13582 * pa.h (PROMOTE_MODE): Likewise.
13583 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
13584 (FUNCTION_ARG_BOUNDARY): Likewise.
13586 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
13588 * pa.c (out_of_line_prologue_epilogue): Delete.
13589 (override_options): Remove -mspace related code.
13590 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
13591 (compute_frame_size): Only allocate space for register that
13592 actually need to be saved.
13593 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
13594 (TARGET_SWITCHES): Remove -mspace, -mno-space
13595 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
13596 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
13597 * pa/ee.asm, pa/ee_fp.asm: Delete.
13599 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
13601 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
13602 directive in column zero.
13604 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
13606 * m68k.c (output_function_prologue): Fix computation of save mask
13607 when generating PIC code.
13609 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
13611 * tree.c (build_type_attribute_variant): Move current_obstack restore
13612 after build_qualified_type call.
13614 1999-07-15 Mark Mitchell <mark@codesourcery.com>
13616 * configure.in: Use t-iris6, even with GNU LD.
13617 * config/mips/iris6gld.h: Fix typo in linker spec.
13618 * config/mips/t-iris6gld: Remove.
13620 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
13622 * rs6000.md (insv, extzv): Remove SImode dependence in named
13623 patterns. Explicitly generate DImode RTL if PowerPC64 and
13625 (insvdi): Reverse start and size in instruction template.
13627 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
13629 * invoke.texi: Typo fixes.
13631 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
13633 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
13634 handle at this time instead of silently generating incorrect code.
13635 (gen_imagpart): Likewise.
13637 * reload.c (find_reloads): Emit a USE for a pseudo register without
13638 a hard register if we could not create an optional reload for the
13641 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13643 * c-typeck.c (output_init_element, process_init_element):
13644 When advancing constructor_unfilled_fields for a RECORD_TYPE,
13645 check for nameless bit fields.
13647 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
13649 * regclass.c (scan_one_insn): Notice subregs that change the
13650 size of their operand.
13651 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
13653 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
13655 * configure.in (alpha*-*-*): Include alpha/t-ieee.
13656 * configure: Rebuilt.
13657 * alpha/t-ieee: New file.
13659 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
13661 * rs6000.c (find_addr_reg): Do not select r0 as an address
13664 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
13666 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
13668 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
13670 * rs6000.md (movsf): Do not force easy FP constants into memory.
13672 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
13673 immed_double_const to ensure they are properly truncated then
13676 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13678 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
13679 always unless NO_DEBUG is used. Compile this code
13681 (replace_symbols_in_block): Compile it unconditionally.
13683 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
13685 * configure.in (i?86-*-elf*): New target.
13686 * configure: Rebuilt.
13687 * i386/i386elf.h, i386/t-i386elf: New files.
13689 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
13691 * toplev.c (main): Don't complain about saying -gdwarf.
13692 (rest_of_compilation): Remove redundant code.
13694 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
13696 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
13698 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
13700 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
13701 "Li960R:", to avoid name clash.
13703 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13705 * loop.c (check_dbra_loop): When reversing a loop, delete all
13706 REG_EQUAL notes referencing the reversed biv except those which are
13707 for a giv based on it.
13709 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
13711 * version.c: Drop "gcc-" prefix from version #.
13713 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
13715 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
13716 the label if we're being verbose.
13718 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
13720 * m68k.c (output_function_prologue): Add pic register to mask
13721 if live and flag_pic.
13722 (output_function_epilogue): Likewise.
13724 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
13726 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
13727 directives in column zero.
13729 * pa/elf.h (ASM_FILE_START): Define.
13730 * pa/som.h (ASM_FILE_START): Include .level directives.
13731 * pa/hpux10.h (ASM_FILE_START): Delete.
13732 * pa/hpux11.h (ASM_FILE_START): Delete.
13734 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
13736 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13738 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
13739 when reload_out equals reload_in.
13741 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
13743 * invoke.texi (Spec Files): New node: Describe the contents of
13746 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
13748 * invoke.texi (DEC Alpha Options): Put @end table at
13749 beginning of line, to avoid confusing texi2html.
13751 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
13753 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
13754 introduced in previous delta.
13756 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13758 * reload1.c (gen_reload): When synthesizing a 3 operand add
13759 sequence, improve test for when to reload OP1 into the reload
13760 register instead of OP0.
13762 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
13764 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
13766 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
13768 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
13771 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
13773 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
13774 (va_dcl): Use __builtin_va_alist_t.
13776 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
13778 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
13779 on the permanent_obstack.
13780 * dwarfout.c (output_type): Likewise.
13782 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
13784 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13785 Merged from c-typeck.c and cp/typeck.c.
13786 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13787 Merged into c-common.
13789 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
13791 * c-lex.c (errorcount): Declare it.
13792 (finish_parse): Update errorcount when using CPPLIB.
13794 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
13796 * fixinc/inclhack.def(end_else_label): Double the backslash so
13797 sed gets a chance to see it.
13798 * fixinc/inclhack.sh: regen
13799 * fixinc/fixincl.x: regen
13801 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
13803 Add framework to support armv5 architecture when it becomes
13806 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
13807 (arm_arch5): New variable.
13808 (all_architectures): Add armv5 line.
13809 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
13810 -march=armv5 is specified on the command line.
13811 (arm_arch5): Export this variable.
13812 * invoke.texi: Document new string accepted by -march= switch for
13815 * config/arm/arm.h: Replace use of constant 12 as a register
13816 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13817 * config/arm/arm.c: Replace use of constant 12 as a register
13818 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
13820 * config/arm/elf.h: Tidy up.
13821 * config/arm/coff.h: Tidy up.
13823 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
13825 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
13826 * gcc/config/mips/t-iris6gld: New file.
13827 * gcc/config/mips/iris6gld.h: Likewise.
13829 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
13831 * c-decl.c (widest_integer_literal_type_node,
13832 widest_unsigned_literal_type) : New.
13833 (init_decl_processing): Handle/use the two new types.
13834 * c-common.c (type_for_size,type_for_mode) : Same.
13835 * c-lex.c (yylex) : Same.
13836 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
13838 * c-tree.h (widest_integer_literal_type_node,
13839 widest_unsigned_literal_type) : New.
13841 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
13843 * dwarfout.c (field_byte_offset): Correctly compute the object's
13844 byte offset for the first bit of a field which crosses an alignment
13845 boundary on a !BYTES_BIG_ENDIAN target.
13847 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
13849 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
13852 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
13853 Jeff Law <law@cygnus.com>
13855 * ginclude/varargs.h (va_dcl): Use word_mode for type of
13858 * except.c: Include intl.h.
13859 (expand_eh_return): Set current_function_cannot_inline.
13860 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
13861 * function.h (struct function): Add eh_return_stub_label.
13862 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
13863 * Makefile.in (except.o): Depend on intl.h.
13865 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
13867 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
13868 same as offsettable in cases 1 and 2.
13870 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
13872 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
13873 (extlh, extwh): Likewise.
13875 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
13877 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
13879 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
13881 * configure.in: Add arm-pe and thumb-pe targets.
13882 * configure: Regenerate.
13884 * thumb.c (arm_naked_function_p): New function: Determines if
13885 a function is naked (has no gcc generated prologue/epilogue).
13886 (is_called_in_ARM_mode): Return true if the func has the
13887 interfacearm attribute.
13888 (output_return): Do not generate a return for naked functions.
13889 (thumb_function_prologue): Do not generate a prologue for
13891 (thumb_expand_prologue): Do not generate a prologue for naked
13893 (thumb_expand_epilogue): Do not generate an epilogue for naked
13895 (arm_valid_machine_decl_attribute): New function, copied from
13896 arm.c: Permit naked and interfacearm attributes.
13898 * config/arm/pe.c: New file: Support code for arm-pe target.
13899 * config/arm/pe.h: New file: Header file for arm-pe target.
13900 * config/arm/tpe.h: New file: Header file for thumb-pe target.
13901 * config/arm/t-thumb-pe: New file: Makefile fragment for
13904 1999-07-01 Mark Kettenis <kettenis@gnu.org>
13906 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
13907 -fPIC or -fpic is specified.
13909 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
13911 * expr.c (emit_block_move): Use copy_to_mode_reg for
13912 !TARGET_MEM_FUNCTIONS case too.
13914 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
13916 * configure: Rebuilt.
13917 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
13918 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
13919 definitions made redundant by dbxelf.h inclusion. Delete
13920 lots of definitions related to assembly output that are
13921 specific to the SOM object format.
13922 * pa.c (output_function_prologue): Do not emit the function's
13924 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
13925 * pa-pro.h: Deleted.
13926 * som.h: New file with SOM specific definitions.
13927 * elf.h: New file with ELF specific definitions.
13929 * elfos.h (const_section): Output a tab before assembler directives.
13930 (ctors_section, dtors_section): Likewise.
13931 (ASM_OUTPUT_SECTION_NAME): Likewise.
13933 * pa/pa1.h: Delete unused file.
13935 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
13937 * configure.in (hppa*-hp-hpux11*): New configuration.
13938 * configure: Rebuilt.
13939 * pa/pa-hpux11.h: New file.
13940 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
13943 * mips.md (leasi, leadi): New patterns.
13945 * expr.c (emit_block_move): Properly handle case where one of the
13946 block move arguments has a queued increment or decrement.
13947 (clear_storage): Similarly. Fix formatting goof.
13949 1999-06-28 "David O'Brien" <obrien@NUXI.com>
13951 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
13952 semicolon from the BSD VA_LIST replacement expression.
13954 * fixinc/inclhack.sh: regen
13955 * fixinc/fixincl.x: regen
13957 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
13958 now use the fixincl program.
13960 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
13962 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
13963 case. Also make the PIC register call_used.
13965 * m68k.h (FINALIZE_PIC): Delete.
13966 * m68k.c (finalize_pic): Delete.
13968 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
13970 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
13973 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
13975 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
13977 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
13979 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
13981 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
13983 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
13985 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
13987 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
13989 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
13991 * rs6000.c (output_toc): Always use hex values for floating-point
13992 constants. Store single-precision values in upper-half of TOC
13993 entry in 64-bit mode.
13994 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
13995 to final constraints.
13996 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
13997 (fctiwz): Improve accuracy of RTL for pattern.
13999 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
14001 * expr.c (expand_expr): Allow RTL_EXPR's through the
14002 MAX_INTEGER_COMPUTATION_MODE checks.
14004 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
14006 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
14007 such that MASK_SUPPORT_ARCH is not negative.
14009 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
14011 * loop.c (verify_dominator): Properly handle ADDR_VEC and
14012 ADDR_DIFF_VEC insns that appear inside loops.
14014 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
14015 Jeff Law <law@cygnus.com>
14017 * rs6000.md (movdf_hardfloat32): Revert previous patch.
14018 Handle LO_SUM the same as offsettable in cases 1 and 2.
14019 * rs6000.c (find_addr_reg): Revert previous patch.
14021 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
14023 * system.h (strstr): New external function declaration.
14024 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
14025 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
14026 * config.in, configure: Rebuilt.
14028 1999-06-24 Tom Tromey <tromey@cygnus.com>
14030 * gcc.c (main): Read user-specified specs files after computing
14031 additional startfile_prefixes.
14033 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
14035 Revert these two patches:
14037 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14038 * loop.c (strength_reduce): When doing biv->giv conversion, update
14039 reg note of NEXT->insn.
14041 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14042 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14044 (recombine_givs): Set ix field after sorting.
14046 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14048 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
14049 for the parts of an UNSPEC / UNSPEC_VOLATILE.
14051 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
14053 *fixinc/inclhack.def: Add fix development commentary
14054 (read_ret_type): reactivate and add selection clause
14055 (zzz_*): tweak output file name to match what is used in hackshell.tpl
14056 *fixinc/{fixincl.x|inclhack.sh}: regen
14058 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
14060 * expr.c (expand_expr): STRIP_NOPS before checking against
14061 MAX_INTEGER_COMPUTATION_MODE
14062 (check_max_integer_computation_mode): Likewise.
14064 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
14066 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
14068 1999-06-22 Jim Wilson <wilson@cygnus.com>
14070 * expr.c (store_expr): When target is a promoted subreg, return a
14071 promoted subreg as a result.
14073 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
14075 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
14077 (dwarf2out_define): Mark unused parameters appropriately.
14078 (gen_unspecified_parameters_die): Ditto.
14079 (gen_subprogram_die): Fix signed/unsigned warnings.
14080 (gen_variable_die): Ditto.
14082 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
14084 * fixinc/inclhack.def(end_else_label): combined else_label
14085 and endif_label and fixed the sed expression.
14086 *fixinc/{fixincl.x|inclhack.sh}: regen
14088 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
14090 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
14091 'x' when handling non-offsettable addresses
14093 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
14095 * final.c (shorten_branches): Don't try to split an insn that has
14098 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
14100 * config/mips/mips.c (symbolic_expression_p): New function.
14101 (mips_select_rtx_section): Put symbolic expressions in the
14102 data section, not the read-only data section.
14104 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
14106 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
14108 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
14110 * collect2.c (main): Log frame table count.
14111 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
14112 (scan_prog_file) [COFF]: Handle frame tables.
14114 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
14115 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
14116 * alpha/elf.h: Undef them again.
14117 * alpha/vms.h: Remove their definitions.
14119 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14121 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
14122 remove the clobber of r0 and change the REG_UNUSED note to
14125 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
14127 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
14128 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
14129 fits in HOST_WIDE_INT and one uses union to access a long constant
14132 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
14134 * sparc.c (sparc_override_options): Don't allow profiling for
14135 code models other than medlow.
14136 (sparc_function_profiler): New function from old FUNCTION_PROFILER
14137 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
14138 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
14139 (sparc_block_profiler): Likewise.
14140 (sparc_function_block_profiler_exit): Likewise.
14141 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
14142 (FUNCTION_BLOCK_PROFILER): Likewise.
14143 (BLOCK_PROFILER): Likewise.
14144 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
14145 (MCOUNT_FUNCTION): New.
14146 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
14147 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
14148 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
14149 (MCOUNT_FUNCTION): New.
14150 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
14151 (BLOCK_PROFILER): Delete.
14152 (MCOUNT_FUNCTION): New.
14154 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
14156 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
14158 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14160 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14163 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14166 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14169 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14172 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
14174 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
14177 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
14179 * i386/djgpp.h (LIB_SPEC): New.
14180 (STARTFILE_SPEC): New.
14182 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
14184 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
14186 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
14189 * system.h (WSTOPSIG): New macro.
14191 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
14193 * c-pragma.c (push_alignment): Don't ignore alignments greater than
14195 (insert_pack_attributes): Take into account member natural
14198 * i386/winnt.c (exports_head): New static variable.
14199 (i386_pe_record_exported_symbol): New function.
14200 (i386_pe_asm_file_end): Use.
14201 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
14202 symbols to be emitted at end of assembly.
14203 (ASM_DECLARE_OBJECT_NAME): Likewise.
14204 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14206 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
14209 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
14211 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
14214 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
14216 * haifa-sched.c (sched_analyze_1): Use free_list instead of
14217 zapping reg_last_uses directly.
14218 (sched_analyze_2, sched_analyze_insn): Likewise.
14219 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
14221 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
14223 * rs6000.md (movdf_hardfloat32): Use worst case insn length
14224 attributes for cases 1 and 2.
14226 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
14228 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
14231 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
14233 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
14235 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
14237 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
14238 PIC_OFFSET_TABLE_REGNUM for general alloaction.
14239 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
14240 must be stacked if it is used for PIC accesses.
14241 * arm.c (use_return_insn): Handle PIC register specially.
14242 (output_return_instruction): Likewise.
14243 (output_func_{prologue,epilogue}): Likewise.
14244 (output_expand_prologue): Likewise.
14246 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
14247 (*strsi_predec): Renamed from *strqi_predec.
14248 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
14249 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
14251 * arm.c (arm_override_options): Remove warning about PIC code
14252 not being supported.
14254 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
14256 * rs6000.c (find_addr_reg): New function.
14257 * rs6000.h (find_addr_reg): Declare.
14258 (offsettable_addr_operand): Delete.
14259 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
14260 from and stores to GPRs.
14262 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
14264 * alpha.c (alpha_expand_block_move): Use get_insns rather than
14265 gen_sequence as argument to emit_no_conflict_block.
14267 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14269 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
14270 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
14271 *fixinc/fixincl.x: regen
14272 *fixinc/inclhack.sh: regen
14274 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
14276 * added support for -mpcrel (PC relative addressing for m68k)
14277 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
14278 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
14279 * m68k.c (print_operand_address): Handle 32-bit PIC case.
14280 (comments for general_src_operand): Add some explanation
14281 about EXTRA_CONSTRAINTS.
14282 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
14283 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
14284 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
14285 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
14286 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
14287 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
14288 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
14289 if not already set.
14290 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
14291 * m68k.h (TARGET_PCREL): New target flag.
14292 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
14293 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
14294 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
14295 contains a SYMBOL_REF. Relax this constraint during reload, since
14296 we want to use the predicates, not reload's built-in concept of a
14297 valid memory address, to control what insns need reloading.
14298 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
14299 operands (essentially 'g', 'm', and 's' under normal circumstances).
14300 * m68k.c (print_operand): Cause printing of pc-relative addresses
14301 to include pc register.
14302 (print_operand_address): Ditto.
14303 (general_src_operand): Accept operands that are not only
14304 general_operands, but are also valid when used as a pc-relative
14306 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
14307 (memory_src_operand): Similar, for memory_operands.
14308 (pcrel_address): New predicate to accept the special case of a
14309 pc-relative address.
14310 * m68k.md (many patterns): Rewrite common SImode, HImode, and
14311 QImode insns to accept *_src_operand instead of *_operand where
14312 pc-relative operands can fit. For example, a pc-relative operand
14313 can be used as a memory source operand for addsi3, but not as a
14314 memory destination.
14315 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
14317 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
14319 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
14320 .thumb_set pseudo op to mark aliases of thumb functions.
14322 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
14324 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
14325 preference to ASM_OUTPUT_DEF, if it is defined.
14327 * tm.texi: Document new, optional target macro
14328 ASM_OUTPUT_DEF_FROM_DECLS.
14330 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14332 * fixincludes: ISCNTL patch
14333 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
14334 (dgux_int_varargs): new for DG/UX
14335 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
14337 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
14339 * invoke.texi (ia32 options): Fix typo.
14341 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14343 * loop.c (strength_reduce): When doing biv->giv conversion, update
14344 reg note of NEXT->insn.
14346 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
14348 * loop.c (move_movables): Note issues with replacing REGs with
14350 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
14352 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
14354 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
14356 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
14357 the reference to `mcount' was not correct for the ELF on FreeBSD.
14359 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14361 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14364 (recombine_givs): Set ix field after sorting.
14366 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
14368 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
14369 to safe to extract a subword out of a REG.
14371 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14373 * sh.md (mulsi3): Don't add a no-op move at the end.
14375 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14377 * cse.c (cse_insn): Don't put hard register source into tables for
14378 the last insn of a libcall.
14380 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14382 * loop.c (strength_reduce): Insert sets of derived givs at every
14383 biv increment, even if it's the only one.
14385 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14387 * dwarfout.c (add_incomplete_type): New fn.
14388 (output_type): Call it.
14389 (retry_incomplete_types): New fn.
14390 (dwarfout_finish): Call it.
14392 From Eric Raskin <ehr@listworks.com>:
14393 (output_type): Output types for bases.
14395 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14397 * mips.c (mips_output_conditional_branch): Add `break'
14398 between `default' label and `close braces'.
14400 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
14402 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
14403 specifications and make it realistic.
14404 (LIB_SPEC): Likewise.
14406 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
14408 * config/mips/mips.c (mips_secondary_reload_class): Check for
14409 (PLUS (SP) (REG)) and return appropriate register class.
14410 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
14411 Handle (PLUS (SP) (REG)).
14412 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
14413 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
14414 of emit_insn for tablejump.
14416 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
14418 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
14419 asm_fprintf format string by itself.
14420 (output_function_profiler): Likewise.
14422 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
14424 * combine.c (simplify_logical, case AND): Only call
14425 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
14426 or the constant is positive.
14428 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
14430 * configure.in: Fix typo in rs6000-ibm-aix4 case.
14431 * configure: Regenerate.
14433 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
14435 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
14436 require a sub-version #.
14437 * configure: Rebuilt.
14439 1999-06-14 Robert Lipe (robertlipe@usa.net)
14441 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
14443 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
14445 * c-typeck.c (process_init_element): Detect excess elements in
14446 char array initializer.
14448 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
14450 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
14452 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14454 * invoke.texi (Option Summary): Add -fpermissive flag.
14456 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
14458 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
14459 that require PIC code sequences.
14461 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
14463 * configure.in: Add new target: thumb-elf.
14464 * configure: Regenerate.
14465 * config/arm/t-thumb-elf: New file: Makefile fragment for
14467 * config/arm/telf.h: New file: Header file for thumb-elf
14470 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
14472 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
14473 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
14474 initializers is some circumstances.
14476 * fixinc/inclhack.def (endif_label): Add additional selector for
14477 more bogus stuff after #endif statements.
14478 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
14480 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
14482 * i386/cygwin.h (SET_ASM_OP): Define.
14484 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
14486 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
14488 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14490 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
14493 * sh.md (ic_invalidate_line_i): Remove second alternative.
14495 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14497 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
14498 test for the presence of valid prototypes. Delete bypass expr.
14499 (ioctl_fix_ctrl): Correct the selection expression.
14500 (no_double_slash): Correct quoting rules
14501 *fixinc/fixincl.x: regen
14502 *fixinc/inclhack.sh: regen
14504 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
14506 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
14508 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14510 * rs6000.md (movsi_got_internal_mem): Delete.
14511 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
14512 (GOT_TOC_REGNUM): Delete.
14513 (PIC_OFFSET_TABLE_REGNUM): Define.
14514 (FINALIZE_PIC): Disable.
14515 * rs6000.c (rs6000_got_register): New code for fixed pic register.
14516 (rs6000_replace_regno): Delete.
14517 (rs6000_finalize_pic): Likewise.
14518 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
14520 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14522 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
14523 is a note; use <= for the compare; advance P while it is
14526 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
14528 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
14529 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
14531 * varasm.c (remove_from_pending_weak_list): Verify t->name
14532 is non-NULL before passing it to strcmp.
14534 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14536 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
14537 the typed arguments are not part of a comment
14538 (ioctl_fix_ctrl): Added a purpose comment
14539 *fixinc/fixincl.x: regenerate
14540 *fixinc/inclhack.sh: regenerate
14542 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14544 * invoke.texi: Add C4x invocation docs.
14546 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14548 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
14550 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
14552 (c4x_legitimize_reload_address): New function.
14553 * config/c4x/c4x.md: Update docs.
14555 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
14557 * fixincludes: Avoid removing '.'.
14558 * fixinc/fixinc.svr4: Likewise.
14559 * fixinc/fixinc.winnt: Likewise.
14560 * fixinc/inclhack.tpl: Likewise.
14561 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
14563 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14565 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
14567 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
14569 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
14571 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
14574 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
14576 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
14577 * configure: Regenerate.
14579 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
14581 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
14584 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
14586 * fixinc/inclhack.def (avoid_bool): Also catch
14587 "typedef [unsigned] int bool".
14588 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
14590 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
14591 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
14592 * configure: Rebuilt.
14594 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
14596 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
14597 such that we can override its definitions if necessary.
14598 (CPP_SPEC): New define. Support processor specific predefines via
14600 (CC1_SPEC): New define. Support processor specific compiler
14601 options via %(cc1_cpu).
14602 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
14605 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14607 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
14608 between sed's -e flag, and the open-quote following it.
14609 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
14611 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
14612 Jeffrey A Law (law@cygnus.com)
14614 * varasm.c (assemble_start_function): Remove the function
14615 from the pending weak decls list when we define a function.
14616 (assemble_variable): Similarly for variables.
14617 (weak_finish): Ignore items on the list with a NULL name.
14618 (remove_from_ending_weak_list); New function to "remove" an item
14619 from the pending weak declarations list.
14621 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14623 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
14625 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
14627 * c-lex.c (GETC): Redefine to call getch.
14628 (UNGETC): Redefine to call put_back.
14629 (putback_buffer): New structure type.
14630 (putback): New static structure.
14631 (getch): New function.
14632 (put_back): New function.
14633 (yylex): Replace unused bytes from bad multibyte character.
14635 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
14637 * cpplib.c (do_define): Cast `alloca' return value.
14638 (do_include, do_undef, do_pragma): Likewise.
14639 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
14641 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
14642 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
14644 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
14646 * sparc.md (abstf2): This should be an expand.
14647 (split after abstf2_notv9): Fix mode.
14648 (abstf2_hq_v9): New pattern.
14649 (abstf2_v9): Only use when no hard quad.
14650 (absdf2_v9): Fix if target is not the same as source.
14651 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
14652 Add correct output constraints.
14654 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
14656 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
14657 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
14659 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
14661 * mips.h (mips_output_conditional_branch): New function.
14662 (mips_adjust_insn_length): Likewise.
14663 (ASSEMBLER_SCRATCH_REGNUM): New macro.
14664 (ADJUST_INSN_LENGTH): Likewise.
14665 * mips.c (print_operand): Add `F' and `W' for floating-point
14666 comparison opcodes.
14667 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
14669 (mips_adjust_insn_length): New function.
14670 (mips_output_conditional_branch): New function.
14671 * mips.md (length): Adjust attribute definition to handle
14672 conditional branches. Change lengths to bytes, rather than
14673 instructions throughout. Remove length attribute from
14674 instructions whose length is four bytes, and rely on the default
14676 (dslot): Fix typo in comment.
14677 Reword conditional branch patterns to use
14678 mips_output_conditional_branch.
14680 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14682 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
14683 (LIB_SPEC): Likewise.
14684 Link with -lprof1_r for -g/-pg.
14686 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14688 * loop.c (check_dbra_loop): Fix change of Jan 19.
14690 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
14692 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
14693 (STARTFILE_SPEC): Define, override the svr4.h version.
14694 (ENDFILE_SPEC): Likewise.
14696 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
14698 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
14699 * fixinc/fixincl.x: Regenerated.
14700 * fixinc/inclhack.sh: Regenerated.
14702 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14704 * sh.c (barrier_align): Don't return early for normal branch/barrier
14705 when optimizing for SH2.
14707 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
14709 * i386/udk.h (LINK_SPEC): Correct linker search path for
14712 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14714 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
14715 (braf_label_ref_operand): Delete.
14716 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
14717 * sh.md (casesi_jump_2): Operand1 is now the inside of a
14718 label_ref, and has no predicate.
14719 The patten has a predicate to guard against invalid substitutions.
14720 (dummy_jump): Delete.
14721 (casesi): Update use of casesi_jump_2.
14723 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14725 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
14726 *fixinc/fixincl.x: regenerate
14727 *fixinc/inclhack.sh: regenerate
14729 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
14731 * dwarf2out.c (add_incomplete_type): New fn.
14732 (gen_struct_or_union_type_die): Call it.
14733 (retry_incomplete_types): New fn.
14734 (dwarf2out_finish): Call it.
14736 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
14738 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
14739 current block starts with a CODE_LABEL and ends with a CALL and
14740 we can not find all the argument setup instructions for the CALL.
14742 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
14744 Revert this change:
14745 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14746 something is a candidate for optimize_bit_field_compare.
14748 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14750 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
14752 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
14754 * alpha.c (override_options): Thinko in last patch.
14756 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
14757 (LIB_SPEC): Recognize -pthread.
14759 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
14761 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
14762 definition in config/arm/coff.h
14763 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
14765 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14767 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
14768 fixes that need "file=xxx\n" prepended before invocation
14769 (start_fixer - new): starting the fixer process is complex enough
14770 to warrent its own routine. It prepends the "file=xxx\n" stuff.
14771 (process): uses the new routine; omit usage of putenv()
14772 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
14773 * fixinc/fixincl.x: regenerate
14775 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
14777 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
14778 and version #s (1.1 -> 2.96) as needed.
14779 * README.g77: Kill way out of date file in the toplevel directory.
14781 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
14783 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
14784 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
14785 * configure: Rebuilt.
14786 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
14787 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
14788 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
14789 (SWITCH_TAKES_ARG): Likewise.
14790 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
14791 * config/t-freebsd: Moved from config/i386/ so it can used for all
14794 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
14796 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
14798 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
14800 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
14801 * configure: Rebuilt.
14803 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
14805 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
14806 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
14807 * rs6000/rs6000.c (rs6000_file_start): Use putc.
14808 (rs6000_output_load_toc_table): Same.
14809 (output_prolog, output_mi_thunk): Same.
14810 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
14811 (ASM_GLOBALIZE_LABEL): Use putc.
14813 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
14815 * alpha.md (reload_*_help): New patterns and splitters.
14816 (reload_*): Use them.
14817 (mov[qh]i): Likewise.
14819 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
14821 * cccp.c (handle_directive): Handle backslash-newlines in quoted
14824 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
14826 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
14828 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
14830 * flow.c (mark_regs_live_at_end, insn_dead_p,
14831 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
14832 and HARD_FRAME_POINTER_REGNUM special treatment if reload
14833 hasn't run or the frame pointer is needed.
14834 * haifa-sched.c (attach_deaths): Likewise.
14835 * sched.c (attach_deaths): Likewise.
14837 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
14839 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
14840 calculate_can_reach_end returns nonzero.
14842 * configure.in (native gas tests): Search for an assembler in the
14843 same manner that the installed compiler will.
14844 * configure: Rebuilt.
14845 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
14847 * alias.c (find_base_term): Improve handling of addresses
14848 constructed from binary operations.
14850 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
14852 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
14854 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
14856 * function.h (cleanup_label, frame_offset): Declare.
14857 (tail_recursion_label, tail_recursion_reentry): Likewise.
14858 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14859 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
14860 (tail_recursion_label, tail_recursion_reentry): Likewise.
14861 (arg_pointer_save_area, rtl_expr_chain): Likewise.
14863 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
14865 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
14867 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
14868 (MAX_OFILE_ALIGNMENT): Define.
14870 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
14872 * fixincl.c: Replace local include scheme with #includes of
14873 gansidecl.h and system.h.
14874 * procopen.c: Likewise.
14875 * server.c: Likewise.
14877 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
14879 * i386/t-dgux (EXTRA_PARTS): Add crti.o
14880 (crti.o): Add build rule and dependencies.
14881 * fixinc/fixinc.dgux: Use modified _int_varargs.h
14883 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14885 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
14886 (LIB_LINUX_SPEC): Likewise.
14887 (LIB_LINUX_SPEC): Add support for -pthread
14888 (CPP_OS_LINUX_SPEC): Likewise.
14889 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
14892 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
14894 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
14896 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
14897 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
14898 for IEEE math and CC_FCOMI.
14899 (put_jump_code): No IEEE if CC_FCOMI is set.
14901 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
14903 * fold-const.c (fold_truthop): Make the field reference unsigned
14904 when converting a single bit compare.
14906 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14908 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
14910 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
14912 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
14913 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
14916 * reload.c (push_reload): Do not call remove_address_replacements
14917 when presented with identical optional reloads.
14919 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
14921 * alpha.h (MASK_FIX, TARGET_FIX): New.
14922 (MASK_*): Reorganize constants.
14923 (CPP_AM_FIX_SPEC): New.
14924 (TARGET_SWITCHES): Add FIX.
14925 (EXTRA_SPECS): Likewise.
14926 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
14927 (SECONDARY_MEMORY_NEEDED): Likewise.
14928 (REGISTER_MOVE_COST): Likewise.
14929 * alpha.c (override_options): Add FIX support. Always use
14930 ALPHA_TP_PROG for ev6.
14931 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
14932 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
14933 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
14935 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
14937 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
14938 something is a candidate for optimize_bit_field_compare.
14940 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
14942 * gcc.texi (Passes): Document branch-shortening.
14943 * invoke.texi (Debugging Options): Document the fact that `-dp'
14944 outputs length information for instructions.
14946 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
14948 * flow.c: Revert previous delta.
14950 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
14952 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
14953 FRAME_POINTER_REGNUM.
14954 (mark_set_1): Ditto.
14955 (mark_used_regs): Ditto.
14957 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
14959 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
14960 (GOT_PCREL): New macro. Define to 1 if not already defined.
14961 * arm/elf.h (GOT_PCREL): Define to 0.
14962 * arm.c (arm_finalize_pic): Take into account the setting of
14965 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
14967 * output.h (STRIP_NAME_ENCODING): Provide default definition.
14968 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
14970 * flow.c (mark_set_1): Do not record BLKmode stores as dead
14971 store elimination candidates.
14973 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
14975 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
14978 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
14980 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
14981 Add use of x-aix41-gld.
14983 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
14985 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
14986 (ASM_OUTPUT_DESTRUCTOR): Define.
14988 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
14990 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
14991 last CODE_LABEL in a loop if we have previously passed a jump
14992 to the top of the loop.
14994 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
14996 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
14997 applying Philip's patch.
14999 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
15001 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
15004 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
15006 * loop.c (strength_reduce): Grow reg_single_usage as needed.
15008 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
15010 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
15011 Also remove a useless comment.
15013 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15015 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
15017 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
15019 * collect2.c (main): Only generate import or export file and add
15020 to link arguments if non-empty. Use xmalloc not alloca.
15021 (write_{export,import}_file): Delete.
15022 (write_aix_file): New function.
15023 (locatelib): Use xmalloc not malloc.
15024 (GCC_OK_SYMBOL): Do not check type if aix64.
15026 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
15028 Based on patch by Scott Bambrough and Pat Beirne:
15029 * config/arm/arm.c (making_const_table): New variable.
15030 * config/arm/arm.h (making_const_table): Declare.
15031 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
15033 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
15034 Keep track of when we are building the constant table.
15036 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
15038 * config/arm/arm.c (arm_override_options): Fix erroneous warning
15041 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
15043 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
15046 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
15048 * tm.texi (FUNCTION_ARG): Correct description of a stack element
15051 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
15053 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
15055 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15057 * rs6000.c (output_mi_thunk): Enable full support again.
15059 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15061 * sh.h (BRANCH_COST): Define.
15063 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
15065 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
15067 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
15069 * function.c (assign_stack_local): Align stack slot propertly.
15070 (assign_outer_stack_local): Likewise.
15072 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
15074 * expr.h (lang_expand_constant): Declare.
15075 * toplev.c (lang_expand_constant): Define it.
15076 * varasm.c (output_constant): Use it.
15078 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15080 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
15081 Change function definitions to K&R style.
15083 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15085 * fixinc/fixincl.c: We must not ignore SIGCLD now.
15087 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
15089 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
15090 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
15091 (several places): omit static initialization
15092 (process): use single fd, since only the read fd is used
15093 * fixinc/gnu-regex.c: define 'const' away, if not supported
15094 * fixinc/procopen.c(several places): omit static initialization
15095 * fixinc/server.c: define 'volitile' away, if not supported
15097 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15099 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
15100 asm_fprintf and %L to generate the label name.
15101 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
15102 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
15104 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
15106 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
15107 insn for a conditional jump can not be found.
15109 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
15111 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
15112 on variables in specific sections other than .sbss and .sdata.
15114 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
15116 * stmt.c (expand_return): Call start_cleanup_deferral and
15117 end_cleanup_deferral around conditional code.
15119 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15121 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
15122 filename lists. Utilizes new "krstr" AutoGen function.
15123 * fixinc/fixincl.x: Rebuilt.
15125 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
15127 * i386.c (output_float_compare): Avoid GNU-C extensions.
15129 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
15131 * version.c: Bump to distinguish mainline tree from the
15134 See ChangeLog.1 for earlier changes.