1 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * eh-common.h: PROTO -> PARAMS.
4 * emit-rtl.c: Likewise.
14 * fix-header.c: Likewise.
16 * fold-const.c: Likewise.
17 * function.c: Likewise.
18 * function.h: Likewise.
20 * gcov-io.h: Likewise.
24 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26 * sh-protos.h: New file.
28 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
29 Add static prototypes. Fix compile time warnings.
31 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
35 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * arc-protos.h: New file.
39 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
42 * arc.h: Move prototypes to arc-protos.h. Fix compile time
47 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * dsp16xx-protos.h: New file.
51 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
54 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
57 * dsp16xx.md: Likewise.
59 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
61 * convex-protos.h: New file.
63 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
66 * convex.h: Move prototypes to convex-protos.h. Fix compile time
69 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
71 * elxsi-protos.h: New file.
73 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
76 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
81 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
83 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
84 case for moving from HI/LO/HI_LO_REG. This makes the behavior
85 match the comment for MIPS16.
87 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
89 * flow.c (split_edge): Do not call set_block_for_insn if we
90 do not have a basic_block_for_insn structure.
92 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
93 and destination functions are 32bit aligned within the trampoline.
94 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
95 (TRAMPOLINE_ALIGNMENT): Define.
97 * cse.c (cse_insn): When changing (set (pc) (reg)) to
98 (set (pc) (label_ref)), verify the change creates a valid insn.
100 * fr30.c (call_operand): Tighten and rework to match rules for
101 call RTL expressions.
102 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
103 * fr30.md (call patterns): Improve constraints.
105 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
107 * fr30.c (fr30_expand_epilogue): Revert last change.
108 Use emit_jump_insn for the return insn.
110 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
111 Stan Cox <scox@cygnus.com>
113 * predict.c: New file. Preliminary infrastructure work for static
114 branch prediction and basic block reordering.
115 * basic-block.h: Add prototype for estimate_probability.
116 * Makefile.in: Add rules for predict.o.
118 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
120 * fixincludes (va_list): Use __not_va_list__ for the dummy.
121 * fixinc/*: Likewise.
123 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
125 * cccp.c: PROTO -> PARAMS.
127 * collect2.c: Likewise.
128 * combine.c: Likewise.
129 * convert.h: Likewise.
131 * dbxout.c: Likewise.
132 * dbxout.h: Likewise.
133 * diagnostic.c: Likewise.
134 * doprint.c: Likewise.
135 * dwarf2out.c: Likewise.
136 * dwarf2out.h: Likewise.
137 * dwarfout.c: Likewise.
138 * dwarfout.h: Likewise.
139 * dyn-string.h: Likewise.
141 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
143 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
144 macro conditionals guarding use.
146 * dwarf2out.c: Include "tm_p.h".
148 * function.c (locate_and_pad_parm): Mark parameter with
150 (expand_function_end): Likewise for variable `context'.
152 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
154 2000-01-13 Nick Clifton <nickc@cygnus.com>
156 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
157 register to prevent compile time warnings.
159 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
161 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
162 to avoid -Wtraditional warning.
164 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
166 * 1750a-protos.h: New file.
168 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
171 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
174 * 1750a.md: Likewise.
176 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
178 * a29k-protos.h: New file.
180 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
183 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
186 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * clipper-protos.h: New file.
190 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
193 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
196 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
198 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
200 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
202 * configure.in (--enable-new-gxx-abi): New option.
203 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
204 * Makefile.in (GXX_ABI_FLAG): New variable.
205 * configure: Regenerate.
207 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
209 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
210 * tm.texi (FORCE_STRUCT_BLK): Document.
211 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
213 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
215 * config/ns32k/ns32k.md: Revert Jan 9 change.
217 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
218 to a mode-test, if the predicate is address_operand.
220 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
222 * combine.c (if_then_else_cond): Be careful about what kinds
223 of RTL expressions are passed to operand_subword.
225 * flow.c (split_edge): If we have to insert a new jump, make
226 sure to associate it with a basic block.
228 * flow.c (commit_one_edge_insertion): A block with one successor
229 can end in a JUMP_INSN that is not a simplejump.
231 2000-01-12 Robert Lipe <robertl@sco.com>
233 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
234 (BUILD_VA_LIST_TYPE): Define.
235 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
238 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
240 * cccp.c (do_pragma): Add cast to (char *).
242 2000-01-12 Richard Henderson <rth@cygnus.com>
243 Fred Fish <fnf@be.com>
244 Jason Merrill <jason@cygnus.com>
246 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
247 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
248 * i386/beos-elf.h, i386/beos-pe.h: New files.
250 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
251 * cross-make (SYSTEM_HEADER_DIR): Define using
252 CROSS_SYSTEM_HEADER_DIR.
254 * gcc.c (LIBRARY_PATH_ENV): Provide default.
255 (process_command): Use it.
256 (main): Likewise. Kill trailing = from env vars.
257 (build_search_list): Put it back.
258 * collect2.c (main): Use LIBRARY_PATH_ENV.
260 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
261 * toplev.c: Use NEED_DECLARATION_ENVIRON.
263 * tm.texi (Frame Layout): Document SMALL_STACK.
264 * c-common.c (c_common_nodes_and_builtins): Check it.
266 * system.h: Undef alloca after including glibc's <stdlib.h>,
267 if USE_C_ALLOCA is defined.
269 * gcc.c (set_input): New fn.
270 (main): After all input files are compiled, reset the input file
273 * aclocal.m4 (rindex, index): If already defined, don't attempt
276 * ginclude/varargs.h: (__va_list__): Define ifndef.
277 * ginclude/stdarg.h: Likewise.
279 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
280 instead of unsigned char.
282 * hash.h (true, false, boolean): Undef before enum.
284 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
285 proper type of "HOST_WIDE_INT *", rather than their natural type of
286 "unsigned HOST_WIDE_INT *".
288 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
290 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
292 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
294 * regclass.c (choose_hard_reg_mode): Likewise.
296 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
298 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
300 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
302 * c-common.c: PROTO -> PARAMS.
303 * c-common.h: Likewise.
304 * c-decl.c: Likewise.
305 * c-iterate.c: Likewise.
306 * c-lang.c: Likewise.
309 * c-parse.in: Likewise.
310 * c-pragma.c: Likewise.
311 * c-pragma.h: Likewise.
312 * c-tree.h: Likewise.
313 * c-typeck.c: Likewise.
314 * objc/objc-act.c: Likewise.
315 * objc/objc-act.h: Likewise.
317 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
319 * m88k-protos.h: New file.
321 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
324 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
328 * tekXD88.h: Likewise.
330 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * m68k-protos.h: New file.
334 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
337 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
339 * mot3300.h: Likewise.
341 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
343 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
345 (extract_bitlist): Declare bitlen.
347 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
349 * cccp.c: Accept and ignore -lang-fortran.
351 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
352 qualifiers don't match at any level of pointerness.
354 2000-01-12 Robert Lipe <robertl@sco.com>
356 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
358 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
360 * reload1.c (reload_reg_unavailable): New static variable.
361 (reload_reg_free_p): Test it.
362 (reload_reg_free_for_value_p): Test it instead of
364 (choose_reload_regs_init): Compute it.
366 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
368 * reorg.c (fill_slots_from_thread): Check modified_in_p
371 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
373 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
374 these nodes even if INTERNALS is not set.
376 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
378 * gcse.c (delete_null_pointer_checks_1): Cope when
379 get_condition cannot determine the condition.
381 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
383 * toplev.h (set_message_length): Declare.
385 * diagnostic.c (obstack_chunk_alloc): Define macro.
386 (obstack_chunk_free): Likewise.
387 (struct output_buffer): New data structure.
389 (output_maximum_width): New variable.
390 (doing_line_wrapping, set_message_length, init_output_buffer,
391 get_output_prefix, output_space_left, emit_output_prefix,
392 output_newline, output_append, output_puts, dump_output,
393 vbuild_message_string, build_message_string, build_location_prefix,
394 voutput_notice, output_printf, line_wrapper_printf,
395 vline_wrapper_message_with_location): New functions. Implement
396 automatic line wrapping.
397 (v_message_with_decl): Make it handle automatic line wrapping.
398 (v_error_with_file_and_line): Likewise.
399 (v_warning_with_file_and_line): Likewise.
400 (announce_function): Likewise.
401 (default_print_error_function): Likewise.
403 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
405 * cpplib.h (struct cpp_options): Change lang_asm to char.
407 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
408 done in cpp_handle_option now.
409 (initialize_builtins): Take out special case code used only by
411 (cpp_handle_option): Turn off trigraphs and trigraph warnings
412 if -traditional. Recognize -lang-fortran and set
413 lang_fortran, also turn off cplusplus_comments.
414 (print_help): Document -lang-fortran.
415 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
416 lang_asm. Ignore all directives other than `# 123 "file"' if
418 (cpp_get_token): If -traditional, don't recognize directives
419 unless the # is in column 1.
420 (parse_string): If lang_fortran or lang_asm, silently
421 terminate strings ('' or "") at end of line.
422 Remove unnecessary braces.
424 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
425 Richard Henderson <rth@cygnus.com>
427 * resource.c (mark_referenced_resources): Mark a set strict_low_part
429 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
430 strict_low_part when possible.
432 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
434 * alias.c: PROTO -> PARAMS.
435 * basic-block.h: Likewise.
436 * bitmap.c: Likewise.
437 * bitmap.h: Likewise.
438 * builtins.c: Likewise.
439 * c-aux-info.c: Likewise.
440 * caller-save.c: Likewise.
443 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
445 * Makefile.in (toplev.o): Depend on regs.h.
447 * output.h (tdesc_section): Prototype.
449 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
451 * sdbout.c: Include "tm_p.h".
453 * toplev.c: Include "regs.h".
455 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
457 * unroll.c (unroll_loop): Add EH support.
459 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
461 * pa-protos.h: New file.
463 * pa.c: Include recog.h and tm_p.h.
464 (compute_zdepwi_operands, compute_movstrsi_length,
465 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
466 find_addr_reg, import_milli): Add static prototypes.
467 (pa_cpu_string, pa_arch_string): Constify a char*.
468 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
469 (read_only_operand): Add argument `mode'.
470 (singlemove_string, output_move_double, output_fp_move_double,
471 output_block_move, output_and, output_ior, output_ascii,
472 remove_useless_addtr_insns, milli_names, output_mul_insn,
473 output_div_insn, output_mod_insn, output_arg_descriptor,
474 output_cbranch, output_bb, output_bvb, output_dbra, ,
475 output_millicode_call, output_call, hppa_encode_label,
476 output_parallel_movb, output_parallel_addb): Constify a char*.
477 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
478 (output_parallel_addb): Remove extra arg to `constrain_operands'
480 * pa.h: Move all prototypes to pa-protos.h.
481 (pa_cpu_string, pa_arch_string): Constify a char*.
482 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
484 * pa.md: Call `function_label_operand' with mode argument.
485 Likewise for `read_only_operand'.
486 Fix nesting of parens in call to `symbolic_operand'.
488 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * i860-protos.h: New file.
492 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
495 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
499 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
501 * i386.md (movstrsi expander): Rewrite.
502 (movstrsi_1 insn): Deleted.
503 (strmovhi, strmovqi expander): New expanders.
504 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
505 * i386.c (x86_single_stringop): New global variable.
506 * i386.h (x86_single_stringop): Declare.
507 (TARGET_SINGLE_STRINGOP): New macro.
509 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
511 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
512 integer vararg POSTINCREMENT before the destination of the jump
513 for the hard fp case.
514 (function_arg_pass_by_reference): Pass a copy of CUM to
517 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
518 for CONSTANT_ADDRESS_P above while loop for subreg.
520 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
522 * flow.c (propagate_block): When a prologue/epilogue insn
523 is marked dead, unconditionally clear libcall_is_dead and
524 insn_is_dead, and only dump rtl if warnings aren't being
527 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
529 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
530 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
531 (FIXED_REGISTERS): Set dirflag as fixed.
532 (CALL_USED_REGISTERS): Set dirflag as used.
533 (REG_ALLOC_ORDER): Set dirflag as last one.
534 (DIRFLAG_REG): New macro.
535 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
536 (HI_REGISTER_NAMES): Add dirflag.
537 (DEBUF_PRINT_REG): Handle dirflag.
538 * i386.md (type attribute): New cld and str types.
539 (length_opcode attribute): Set cld and str to 1.
540 (memory attribute): Set str to unknown - it is not clear from the
542 (pent_np function unit): Prefixed string operations takes 12 cycles
543 minimally; cld takes 2 cycles.
544 (ppro_uops attribute): Str is "many" and cld is "few".
545 (ppro_p0 unit): Handle cld here.
546 (k6_alux unit): Handle cld and str types.
547 (k6_load unit): It is ocupied by str opcodes.
548 (k6_store unit): It is ocupied by str opcodes.
549 (athlon_decode): Str is vector decoded.
550 (athlon_ieu): Handle str and cld.
552 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
553 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
554 cmpstrsi_nz_1 insn): Do not output cld instruction
556 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
558 * gcc.texi (G++ and GCC): Add Java and Chill.
559 (Bug Critera): Don't list languages.
561 * gcc.texi (Incompatibilities): No longer claim most C compilers
564 * gcc.texi (G++ and GCC): Update other front-ends list.
566 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
568 * i386.c (ix86_expand_setcc): Fix typo.
569 (ix86_expand_movcc): Similarly.
571 * Band-aid until haifa's bitset implementation is nuked.
572 * haifa-sched.c (extract_bitlst): New parameter for size of the
573 bitset in bits. All callers changed. Avoid looking at undefined
575 (edgeset_bitsize): New variable.
576 (schedule_region): Initialize edgeset_bitsize.
578 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
580 * Makefile.in (optabs.o): Depend on real.h
581 (resource.o): Depend on insn-attr.h
583 * builtins.c (result_vector): Wrap prototype in macro conditions
584 governing definition and use.
586 * c-common.c: Include tm_p.h.
590 * elfos.h: Constify a char*.
592 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
593 (get_attr_length, shorten_branches, profile_after_prologue): Mark
594 parameter with ATTRIBUTE_UNUSED.
596 * fold-const.c (exact_real_inverse): Wrap variable `i' in
599 * haifa-sched.c (schedule_insns): Mark parameter with
602 * optabs.c: Include real.h.
604 * real.h (ereal_atof): Add prototype arguments.
606 * resource.c: Include insn-attr.h.
608 * sdbout.c (sdbout_queue_anonymous_type,
609 sdbout_dequeue_anonymous_types): Wrap in macro
610 SDB_ALLOW_FORWARD_REFERENCES.
611 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
614 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
616 * stupid.c: Include tm_p.h.
618 * tree.c (real_value_from_int_cst): Mark parameter with
621 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
623 * i960-protos.h: New file.
625 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
628 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
630 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
632 * combine.c (expand_field_assignment): Do not discard SUBREGs
633 while computing nonzero_bits.
635 2000-01-09 Nick Clifton <nickc@cygnus.com>
637 * config/arm/arm.c: Fix compile time warnings about signed vs
639 * config/arm/arm.h: Fix compile time warnings about signed vs
642 2000-01-09 Philip Blundell <philb@gnu.org>
644 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
645 than `ldm' with only one register.
646 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
649 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
652 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
654 * config/ns32k/ns32k.md (load or push effective address): Operand 1
657 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
660 assignment used as truth value.
662 * function.c (assign_temp): Mark parameter `dont_promote' with
663 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
664 PROMOTE_FOR_CALL_ONLY.
666 * genrecog.c (write_subroutine): Mark variable `operands' with
669 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
672 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
673 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
675 * toplev.c (note_deferral_of_defined_inline_function): Likewise
678 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
680 * config/c4x.h: Tidy up comments.
681 * config/c4x.c: Likewise.
683 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
685 * fold-const.c (lshift_double, rshift_double): Handle
686 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
688 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
690 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
691 in prepare_function_start().
693 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
695 * config/v850/v850.c (expand_epilogue): Interrupt functions no
696 longer allocate extra stack for function calls.
698 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
700 * config/c4x/c4x.md (*subqf3_set): Fix typo.
702 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
704 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
706 2000-01-07 David Edelsohn <edelsohn@gnu.org>
708 * rs6000.c (processor_target_table): Add power3 as alias for 630.
709 * aix43.h: Revert Aug 2 change.
710 (HAS_INIT_SECTION): Define, not visible yet.
711 (LD_INIT_SWITCH): Define, not visible yet.
712 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
714 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
716 * collect2.c (main): Expand ld2 size further.
717 (export_object_lst): Cast assignment to avoid warning.
718 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
719 (scan_prog_file, COFF): Do not collect initialization or
720 finalization functions generated for entire shared object if
721 init/fini support present.
723 2000-01-07 Nick Clifton <nickc@cygnus.com>
725 * config/elfos.h: Tidy up formatting of marcos. Make sure
726 that .section directives are always prefixed by a tab.
728 * config/svr4.h: Add #include "elfos.h" and remove duplicate
731 2000-01-07 Matt Austern <austern@sgi.com>
733 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
736 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
738 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
740 (crtbegin.o, s-crtS): Likewise.
742 2000-01-06 Richard Henderson <rth@cygnus.com>
744 * alpha.md (adddi_2+1): Limit offset such that it will be
745 loadable with a single ldah+lda pair.
746 (adddi_2+2): Explicitly fail split if we can't make it work.
748 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
750 * protoize.c: Conditionally include unistd.h.
751 (IS_SAME_PATH_CHAR): New macro.
752 (IS_SAME_PATH): New macro.
753 (CPLUS_FILE_SUFFIX): New macro.
754 (cplus_suffix): New static variable.
755 (is_abspath): New static function.
756 (in_system_include_dir): Handle DOS style pathnames.
757 (file_could_be_converted): Likewise.
758 (file_normally_convertible): Likewise.
759 (directory_specified_p): Likewise.
760 (file_excluded_p): Likewise.
762 (shortpath): Likewise.
763 (referenced_file_is_newer): Likewise.
764 (save_def_or_dec): Likewise.
765 (do_processing): Likewise.
767 (edit_file): Likewise. Use rename instead of link.
768 (rename_c_file): Likewise. Don't rename syscalls file.
769 (munge_compile_params): Define null device for DOS based systems.
770 (process_aux_info_file): Use binary mode if appliable.
771 (edit_file): Likewise.
772 * invoke.texi (Running Protoize): Document C++ suffixes used.
774 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
775 IS_DIR_SEPARATOR macros.
776 * collect2.c: Likewise.
777 * cppinit.c: Likewise.
778 * dwarf2out.c: Likewise.
781 * prefix.c: Likewise.
783 * toplev.c: Likewise.
784 * system.h: And move to here.
786 * prefix.c (update_path): Fix typo in variable name.
788 2000-01-06 Richard Henderson <rth@cygnus.com>
790 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
791 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
792 (count_reg_sets_1, count_reg_references): Likewise.
793 (flow_loops_level_compute): Start counting actual loop depth at 1.
794 (flow_loops_find): Likewise.
795 * local-alloc.c (update_equiv_regs): Likewise.
796 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
798 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
800 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
801 FIRST_PSEUDO_REGISTER
802 * dwarf2out.c: Don't include frame.h
803 * dwarfout.c: Likewise
804 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
807 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
809 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
812 * i386.c (movsf splitter): Fix typo in my last checkin.
814 2000-01-05 Nick Clifton <nickc@cygnus.com>
816 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
817 own definition of this macro.
818 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
819 flag_data_sections or UNIQUE_SECTION_P are true.
821 * tm.texi (UNIQUE_SECTION): Document that it can be called for
822 unitialised data decls.
824 * config/i386/winnt.c (i386_pe_unique_section): Cope with
825 being called for uninitialised data.
827 * config/i386/interix.c (i386_pe_unique_section): Cope with
828 being called for uninitialised data.
830 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
831 for uninitialised data.
833 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
834 for uninitialised data.
836 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
837 for uninitialised data.
839 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
840 (UNIQUE_SECTION_P): Always generate a unique section if
841 flag_data_sections is true.
842 (UNIQUE_SECTION): Also generate unique sections for
844 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
845 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
848 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
850 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
853 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
855 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
856 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
857 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
858 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
859 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
861 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
863 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
865 * c-decl.c (finish_enum): Simplify code to determine minimum and
866 maximum values of the enum, and calculate the type. Remove check
867 for FUNCTION_DECLs in the values list, which cannot happen. Replace
868 the DECL_INITIAL of each enumeration constant with a copy converted
869 to the enumeration type. When updating variant types, don't bother
870 updating the type itself.
872 * c-typeck.c (build_binary_op): Simplify conditional expressions
873 when weeding out spurious signed-unsigned warnings. Add new
874 spurious warning category: if the unsigned quantity is an enum
875 and its maximum value fits in signed_type(result_type). Update
877 (build_conditional_expr): Warn here if one alternative is signed
878 and the other is unsigned.
880 2000-01-05 Nick Clifton <nickc@cygnus.com>
882 * config/fr30/fr30.h: Remove extraneous comments.
884 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
886 * reload1.c (choose_reload_regs): When disabling a reload, also
887 set reload_spill_index to -1.
889 2000-01-04 Joel Sherrill (joel@OARcorp.com>
891 * configure.in (m68*-*-rtemscoff*): New target, formal name for
893 (m68*-*-rtemself*): New target.
894 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
895 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
896 (sparc*-*-rtemself*): New target.
897 (sparc*-*-rtems*): Now elf not a.out.
898 * config/i386/rtems.h: Include config/rtems.h.
899 * config/i386/rtemself.h: Include config/rtems.h.
900 * config/i960/rtems.h: Include config/rtems.h.
901 * config/m68k/rtems.h: Include config/rtems.h.
902 * config/m68k/rtemself.h: Include config/rtems.h.
903 * config/mips/rtems64.h: Include config/rtems.h.
904 * config/pa/rtems.h: Include config/rtems.h.
905 * config/rs6000/rtems.h: Include config/rtems.h.
906 * config/sh/rtems.h: Include config/rtems.h.
907 * config/sh/rtemself.h: Include config/rtems.h.
908 * config/sparc/rtems.h: Include config/rtems.h.
909 * config/sparc/rtemself.h: Include config/rtems.h
911 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
913 * final.c (shorten_branches): Correctly compute length of
914 asms without operands.
916 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
918 * configure.in: Add pj target.
919 * configure: Regenerate.
920 * config/pj: New directory.
921 * config/pj/lib1funcs.S: New file.
922 * config/pj/linux.h: New file.
923 * config/pj/pj.c: New file.
924 * config/pj/pj.md: New file.
925 * config/pj/pjl.h: New file.
926 * config/pj/t-pj: New file.
927 * config/pj/xm-pj.h: New file
929 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
931 * toplev.c (rest_of_compilation): Run shorten-branches before
934 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
936 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
937 macros so that they're consistent with their names.
938 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
939 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
941 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
943 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
944 modified inadvertently.
946 2000-01-04 Joel Sherrill <joel@OARcorp.com>
948 * configure.in (v850*-*-rtems*): New target.
949 * configure: Regenerate.
950 * config/v850/rtems.h: New file.
952 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
954 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
955 (__gthread_key_create): Likewise.
956 (__gthread_key_dtor): Likewise.
957 (__gthread_once): Fix logic.
958 (__gthread_key_delete): Cast away constness.
960 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
961 * invoke.texi: Document.
962 * i386/mingw32.h (CPP_SPEC): Use.
963 (LIBGCC_SPEC): Likewise.
964 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
966 2000-01-04 David Edelsohn <edelsohn@gnu.org>
968 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
969 (HANDLE_PRAGMA_PACK): Undefine.
970 (SLOW_UNALIGNED_ACCESS): Define.
972 2000-01-04 David Edelsohn <edelsohn@gnu.org>
974 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
975 to default definition.
976 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
977 (store_fixed_bit_field): Call macro with word_mode and alignment.
978 (extract_bit_field): Call macro with relevant mode and alignment.
979 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
980 to default definition.
981 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
983 (move_by_pieces_ninsns): Likewise.
984 (clear_by_pieces): Likewise.
985 (emit_push_insn): Likewise.
986 (store_field): Call macro with relevant mode and alignment.
987 (expand_expr): Likewise.
988 (expand_expr_unaligned): Likewise.
990 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
991 (SLOW_UNALIGNED_ACCESS): Define.
992 (CASE_VECTOR_MODE): Always use 32-bit offsets.
993 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
994 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
995 (toc_section): Likewise and .toc pseudo-op.
996 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
998 (TEXT_SECTION_ASM_OP): Likewise.
999 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
1002 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
1003 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
1004 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
1005 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
1006 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
1008 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
1010 * regclass.c: Revert my Jan 4 change to loop cost computation.
1012 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1014 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
1017 2000-01-04 Stan Cox <scox@cygnus.com>
1019 * haifa-sched.c (build_control_flow): Change unreachable simple
1020 loop test to check if current block has only one predecessor.
1021 (find_rgns): Initialize degree. Use dest as degree index, not src.
1023 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1025 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
1027 * calls.c (expand_call): Likewise for
1028 `old_stack_arg_under_construction'.
1030 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
1032 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
1035 * gcc.c (execute): Likewise for `ut' and `st'.
1037 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
1039 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
1041 * jump.c (jump_optimize_1): Likewise for `temp2'.
1043 * local-alloc.c (block_alloc): Likewise for `r1'.
1045 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
1047 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
1048 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
1050 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
1053 * reload.c (find_reloads): Likewise for `goal_alternative_number'
1054 and `goal_earlyclobber'.
1056 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
1058 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
1060 * stupid.c (stupid_life_analysis): Likewise for `chain'.
1062 * unroll.c (copy_loop_body): Likewise for `copy'.
1064 * varasm.c (output_constructor): Likewise for `byte'.
1066 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1068 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
1069 all FP constants for constant->reg moves.
1070 (ix86_split_to_parts): Try to convert memory address into immediate
1071 when available in the constant pool.
1072 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
1074 (LEGITIMATE_CONSTANT_P): Return 1.
1075 * i386.md (pushsf): New splitter to convert constant pool memory
1076 reference to immediate.
1077 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
1080 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
1082 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
1083 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
1084 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
1085 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
1086 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
1088 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
1090 * ginclude/stdbool.h: Support compilation as C++.
1092 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1094 * fold-const.c (make_range): Don't try to reverse an unbounded range.
1096 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
1098 * regclass.c (regclass): Properly compute loop_cost. Adjust
1101 * regclass.c: Fix minor whitespace problems.
1103 2000-01-03 Anthony Green <green@cygnus.com>
1105 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
1106 Restore the pic register if required.
1108 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
1110 * c-common.c (format_char_info): Update comment.
1111 (check_format_info): Recognize 'z' modifier in the same way 'Z'
1112 was recognized. Emit warning for formats new in ISO C99 only
1113 if flag_isoc9x is not set.
1115 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
1117 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
1119 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1121 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
1122 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
1123 (make_compound_operation): Choose cheaper alternative between
1124 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
1126 * regclass.c (op_costs): Remove global variable.
1127 (record_reg_classes): New parameter "op_costs" and "reg_pref".
1128 (record_operand_costs): Break out from ...
1129 (scan_one_insn): ... here.
1130 (dump_regclass): Make dumps nicer.
1131 (regclass): Dump preferrences choosed and changes done during passes.
1133 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1135 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
1137 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1139 * config/sparc/sparc.c (gen_df_reg): New function.
1140 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
1141 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
1142 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
1143 movtf_cc_reg_sp64+1): Use it.
1145 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1147 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
1150 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
1152 * config/i386/i386.c (ix86_expand_unary_operator): Function
1153 definition made void.
1154 (ix86_expand_binary_operator): Update outdated preceding comment.
1155 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
1158 * config/i386/i386.c (override_options): Fix option-name typo.
1160 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1162 * system.h (CEIL): Define.
1163 * builtins.c (CEIL): Remove.
1164 * expmed.c (CEIL): Likewise.
1165 * expr.c (CEIL): Likewise.
1166 * stor-layout.c (CEIL): Likewise.
1168 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1170 * expr.c (store_constructor_field): Fix typo introduced with last
1173 2000-01-01 Mark Mitchell <mark@codesourcery.com>
1175 * tree.h (BINFO_N_BASETYPES): New macro.
1177 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
1179 * expmed.c (emit_store_flag): Prevent losing a pending stack
1180 adjust the same way we prevent losing queued increments.
1182 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1184 * function.c (update_temp_slot_address): Handle case where sum of
1185 temporary address plus offset in register is a valid address.
1187 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1189 * genrecog.c (change_state) Corrected typo.
1191 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1193 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
1194 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
1195 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
1197 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
1199 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
1200 case, expand GT comparisons correctly. Fix a comment before this
1203 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1205 * dwarfout.c: Include "frame.h"
1206 * dwarf2out.c: Likewise.
1207 * Makefile.in (dwarfout.o): Depend on frame.h
1208 (dwarf2out.o): Likewise.
1210 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
1212 Restore i386 binary compatibility in Dwarf EH info.
1213 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
1214 value of FIRST_PSEUDO_REGISTER.
1215 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
1216 (struct frame_state): Use DWARF_FRAME_REGISTERS.
1217 * dwarfout.c (output_reg_number): Ditto.
1218 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
1219 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
1221 1999-12-29 Bruce Korb <autogen@linuxbox.com>
1223 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
1224 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
1225 (<hack>_RE_CT): not needed
1226 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
1227 rewritten to scan the file text once only
1228 "template<..." test added
1229 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
1230 (is_cxx_header): declaration added
1231 * fixinc/fixtests.c(is_cxx_header): removed
1232 (apply_fix_p_t): removed
1233 (double_slash_test): is_cxx_header is only called once now
1234 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
1235 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
1236 within the templates.
1237 The borken spelling of "broken" was fixed.
1238 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
1239 The default level depends on FIXINC_DEBUG.
1241 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1243 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
1244 Otherwise provide a declaration for atexit.
1245 (init_dummy): Make sure dummy call to atexit is nevertheless
1246 called with correct number of args.
1248 * frame.c: Update comments referring to other files.
1250 * libgcc2.c: Likewise.
1252 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1254 * cse.c (free_element, get_element): Remove unused prototypes.
1256 * fold-const.c (extract_muldiv): Initialize variables `op0' and
1259 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
1262 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
1264 * configure.in,configure: case arm for mn10200-*-* now sets
1265 float_format=i32 so that float.h will correctly claim "double"
1266 to be 32 bits. Ran autoconf to generate configure from .in file.
1268 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
1270 * pa.md (conditional zero): If op1 is a register, force it into
1271 the same register as op0.
1273 1999-12-28 Mark Mitchell <mark@codesourcery.com>
1275 * tree.h (BINFO_BASETYPES): Improve documentation.
1277 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * configure.in (--enable-checking): Use a more portable `for'
1282 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1284 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
1285 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
1287 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
1290 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
1291 Delete descriptions.
1293 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
1294 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
1295 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
1296 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
1297 xm-svr4.h: Remove all instances of sys_siglist handling.
1299 1999-12-27 Jakub Jelinek <jakub@redhat.com>
1301 * config/sparc/sparc.md (cmp_zero_qi,
1302 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
1303 cmp_zero_extendqidi2_andcc_set): New patterns.
1305 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
1307 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
1308 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
1309 (fpgnulib.c, xfgnulib.c): Add rules.
1310 * m68k/t-mot3300-gas: Likewise.
1312 1999-12-27 Ian Lance Taylor <ian@zembu.com>
1314 * configure.in: Avoid [[ by using test and changequote. Add
1315 changequote required by 1999-12-14 change.
1316 * configure: Rebuild.
1318 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
1320 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
1322 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
1324 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
1325 * flow.c (find_use_as_address): Likewise.
1326 * function.c (fixup_var_refs_1): Likewise.
1327 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
1328 * jump.c (invert_exp, redirect_exp): Likewise.
1329 * loop.c (replace_call_address): Likewise.
1330 (count_nonfixed_reads): Likewise.
1331 * rtlanal.c (modified_between_p): Likewise.
1332 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
1333 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
1334 * unroll.c (remap_split_bivs): Likewise.
1336 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * diagnostic.c (v_message_with_decl): Use .* format specifier
1339 instead of building the format specifier width manually.
1341 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
1342 determining whether to provide a prototype. Remove the
1343 sys_siglist clause in the conditional.
1345 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1347 * fold-const.c (operand_equal_p): Use memcmp to compare string
1349 Suggested by D. J. Bernstein
1351 1999-12-17 Jakub Jelinek <jakub@redhat.com>
1353 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
1354 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
1356 * config/mips/mips.h (TARGET_64BIT): Likewise.
1357 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
1358 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
1359 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
1360 dsps. Give routines proper names if SI/DI modes are not used.
1361 * longlong.h: Use DWunion instead of DIunion.
1363 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
1365 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
1366 GC_CHECKING, GC_ALWAYS_COLLECT.
1367 * configure.in: Allow --enable-checking with an argument
1368 listing check modes to enable.
1369 * config.in, configure: Rebuilt.
1370 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
1371 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
1372 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
1373 ENABLE_GC_ALWAYS_COLLECT.
1374 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
1376 * tree.h, tree.c: Change ENABLE_CHECKING to
1377 ENABLE_TREE_CHECKING throughout.
1379 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1381 * fold-const.c (fold_truthop): Properly check for FP RHS.
1383 1999-12-24 Mark Mitchell <mark@codesourcery.com>
1385 * toplev.h (note_deferall_of_defined_inline_function): Declare.
1386 * toplev.c (note_deferral_of_defined_inline_function): New
1387 function, split out from ...
1388 (rest_of_compilation): ... here. Use it.
1390 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1392 * expr.c (store_constructor): Don't call clear_storage if size is
1395 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1397 * Makefile.in (toplev.o): Depend on loop.h.
1399 * dwarfout.c: Include tm_p.h.
1401 * emit-rtl.c (restore_emit_status): Mark parameter with
1404 * final.c (final_scan_insn): Likewise.
1406 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
1407 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
1408 flow_depth_first_order_compute, flow_loop_pre_header_find,
1409 flow_loop_tree_node_add, flow_loops_tree_build,
1410 flow_loop_level_compute, flow_loops_level_compute,
1411 flow_loop_outside_edge_p): Add prototypes.
1412 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
1414 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
1415 Mark with ATTRIBUTE_NORETURN.
1417 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
1419 * local-alloc.c (no_conflict_p): Likewise.
1421 * loop.c (insert_bct): Hide definitions of variables with hidden
1423 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
1425 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
1426 with ATTRIBUTE_UNUSED.
1427 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
1428 (reg_scan): Likewise.
1430 * reload.c (find_reloads): Remove unused variables `changed'.
1432 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
1434 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
1435 Remove unused variable `insn'.
1437 * toplev.c: Include loop.h.
1438 (report_file_and_line): Remove unnecessary prototype.
1440 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
1442 * unroll.c (biv_total_increment): Likewise.
1444 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1446 * reload1.c (emit_input_reload_insns): Restore old behaviour
1447 wrt. 'special' reloads.
1449 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
1451 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
1452 hash.h. (cse.c): Don't depend on hashtab.h.
1454 * cse.c: Don't include hashtab.h.
1455 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
1457 * ggc-simple.c: Don't include hash.h.
1459 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
1461 * dwarf2out.c (add_abstract_origin_attribute): Call
1462 gen_abstract_function on our function context.
1464 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
1466 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
1468 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1470 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
1473 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1475 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
1476 constraints to "a!r".
1478 1999-12-21 Mark Mitchell <mark@codesourcery.com>
1480 * Makefile.in (calls.o): Depend on function.h.
1481 (alias.o): Likewise.
1483 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
1485 * reload1.c (emit_reload_insns): Break out code and variables into...
1486 (input_reload_insns, other_input_address_reload_insns,
1487 other_input_reload_insns, input_address_reload_insns,
1488 inpaddr_address_reload_insns, output_reload_insns,
1489 output_address_reload_insns, outaddr_address_reload_insns,
1490 operand_reload_insns, other_operand_reload_insns,
1491 other_output_reload_insns): ... new static variables, and...
1492 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
1493 do_output_reload): ... new functions.
1495 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1497 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
1499 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1501 * md.texi: Add c4x constraints documentation.
1503 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1505 * config/i386/dgux.c (struct option): Rename to
1506 lang_independent_option.
1507 (struct m_options): Add description field.
1508 (output_options): Rename option type, add sep declaration, output
1509 ix86_cpu_string and ix86_arch_string only if set.
1510 (output_file_start): Rename option type.
1512 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
1514 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
1516 (libgcc2.a): Similarly.
1518 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
1520 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
1521 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
1522 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
1524 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
1526 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
1527 Remove redundant initialization of "frexpon" and "expon".
1529 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1531 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
1533 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
1534 (store_constructor_field, expand_expr): Pass new arg.
1536 1999-12-20 Mark Mitchell <mark@codesourcery.com>
1538 * Makefile.in (explow.o): Depend on function.h.
1540 * stor-layout.c (set_sizetype): Fix typo.
1542 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
1544 * function.c (cfun): Renamed from current_function. All users
1546 * function.h (cfun): Rename declaration as well.
1548 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
1549 to be of type regset_head, not regset. All users changed by adding
1551 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
1553 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1555 * config/c4x/rtems.h: New file.
1557 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
1559 * reload1.c (spill_failure): Take class of failed reload as argument
1560 and print it. Caller changed.
1562 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1564 * rs6000.h (SUBTARGET_DEFAULT): New macro.
1565 (TARGET_SWITCHES): Allow subtargets to default switches.
1566 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
1568 1999-12-18 Mark Mitchell <mark@codesourcery.com>
1570 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
1573 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
1575 * cccp.c (main): Define __STDC_VERSION__ as necessary.
1576 * cppinit.c (cpp_handle_option): Likewise.
1578 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
1579 determine when to define.
1581 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
1583 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
1584 cmove with mismatched test and data modes.
1586 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
1588 * c-typeck.c (c_expand_start_case): Don't warn for long switch
1591 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1593 * alias.c: Minor reformatting.
1596 * stor-layout.c: Likewise.
1597 * fold-const.c: Likewise.
1598 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
1599 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
1601 (size_int_wide): Cache nodes even if garbage collecting.
1602 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
1603 of SAVE_EXPR has no side effects.
1604 * cse.c: Move a comment.
1605 * tree.c: Minor reformatting.
1606 (int_size_in_bytes): Return -1 if constant overflows.
1608 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1610 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
1612 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
1614 * objc/objc-parse.c: Regenerate. This file must be rebuilt
1615 after any change to c-parse.in, even if objc-parse.y didn't
1618 1999-12-18 David S. Miller <davem@redhat.com>
1620 * toplev.c (rest_of_compilation): Restore BLOCK tree
1621 reconstruction and branch shortening changes lost in
1622 December 18th change.
1624 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
1626 * config/arm/linux-elf.h: Change all instances of
1627 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
1628 * config/arm/uclinux-elf.h: Likewise.
1630 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
1632 * toplev.c (notice, vmessage, v_message_with_file_and_line,
1633 v_message_with_decl, file_and_line_for_asm,
1634 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
1635 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
1636 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
1637 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
1638 pfatal_with_name, fatal_io_error, need_error_newline,
1639 last_error_function, last_error_tick, announce_function,
1640 default_print_error_function, print_error_function,
1641 report_error_function, fnotice, error_with_file_and_line,
1642 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
1643 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
1644 warning_with_decl, warning_for_asm, warning, pedwarn,
1645 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
1647 (compile_file): Use fnotice instead of notice. Adjust call.
1649 * diagnostic.c: New file.
1651 * Makefile.in (OBJS): Include diagnostic.o
1652 (diagnostic.o): Define dependence.
1654 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1656 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
1659 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1661 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
1663 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
1665 * fixtests.c (is_cxx_header): New fn, split out of
1667 (else_endif_label): Allow "#endif // comment" in C++ headers,
1668 as determined by is_cxx_header.
1669 * fixfixes.c (else_endif_label_fix): Update comment.
1670 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
1672 * genfixes: Correct double thinko in commandline parsing.
1673 * hackshell.tpl: Generate correct sh syntax for bypass
1676 * inclhack.def (all): Whenever an inserted preprocessor
1677 conditional is split over multiple lines, use double
1678 backslashes in this file so the fixed header will be readable.
1680 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
1681 and add bypass entry for correct version of this header.
1682 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
1683 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
1685 (hpux8_bogus_inlines): New fix, split from...
1686 (ultrix_atof_param) ... here.
1687 (math_expression): Add bypass entry keyed to glibc comment
1688 indicating the problem has been dealt with; disable
1689 unnecessary sed operations; update commentary.
1690 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
1691 add select and bypass entries, simplify shell operation.
1692 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
1694 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
1695 ultrix_atof_param): Add select entry.
1696 (stdio_va_list, sunos_mather_decl): Add bypass entry.
1697 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
1698 comments with the fixes they describe.
1700 * c-parse.in (string action): Do not warn about ANSI string
1701 concatenation in system headers. Affects C parser only.
1702 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
1704 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1706 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
1707 compiling libgcc2 the macro depends always on arch cpp defines.
1709 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
1711 * loop.c (insert_loop_mem): Don't record MEMs from inside
1714 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
1716 * regclass.c (regclass): Do not use flowgraph when not optimizing.
1718 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
1719 notes too, create one when replacement failed, attempt to simplify
1721 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
1724 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1726 * crtstuff.c (__dso_handle): Declare.
1727 (__cxa_finalize): Likewise.
1728 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
1731 * invoke.texi: Document -fuse-cxa-atexit.
1733 * tree.h (ptr_type_node): Document.
1734 (const_ptr_type_node): Likewise.
1736 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1738 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
1739 (optimize_reg_copy_2): Likewise.
1740 (optimize_reg_copy_3): Likewise.
1741 (fixup_match_2): Likewise.
1742 (regmove_optimize): Likewise.
1743 (fixup_match_1): Liekwise.
1745 * i386.md (HI to SImode promoting splitters): Rewrite.
1746 (pushsf mem peep2): New.
1747 (testhi to andhi peep2): Remove.
1748 * i386.h (x86_promote_QImode): New.
1749 (TARGET_PROMOTE_QImode): New.
1750 (PREDICATE_CODES): Add promotable_binary_operator.
1751 * i386.c (x86_promote_QImode0: New.
1752 (promotable_binary_operator): New.
1753 * i386-protos.h (promotable_binary_operator): New.
1755 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
1757 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
1759 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1761 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
1762 * function.c (insert_block_after_note): Remove.
1763 (retrofit_block): Likewise.
1764 (identify_blocks): Fix indentation.
1765 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
1766 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
1767 * function.h (insert_block_after_note): Remove prototype.
1768 (retrofit_block): Likewise.
1769 * integrate.c (expand_inline_function): Don't call
1770 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
1771 just expand_start_bindings. Use the block_map to remap old
1772 NOTE_BLOCKs to new ones.
1773 (integrate_decl_tree): Keep track of remapped blocks.
1774 * integrate.h (struct inline_remap): Add block_map.
1775 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
1776 NOTE_BLOCK on the notes.
1777 (expand_start_bindings): Rename to ...
1778 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
1779 (expand_end_bindings): Set NOTE_BLOCK.
1780 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
1781 reconstruct the BLOCK tree.
1782 * tree.h (expand_start_bindings): Macroize. Call ...
1783 (expand_start_bindings_and_block): New function.
1785 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1787 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
1788 to match the format.
1790 1999-12-16 David S. Miller <davem@redhat.com>
1792 * expr.c (emit_move_insn_1): Only emit clobbers if one of
1793 the outputs is a SUBREG.
1794 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
1797 * config/sparc/sparc.c (epilogue_renumber): Add default case
1800 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1802 * toplev.c (rest_of_compilation): Run branch shortening after
1805 * regclass.c (loop_depth): Remove
1806 (scan_one_insn): Do not handle LOOP_NOTE insns.
1807 (regclass): Go through basic blocks and set loop_cost
1809 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
1811 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
1813 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1815 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
1816 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
1817 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
1819 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
1821 * loop.c (insert_loop_mem): Ignore memory clobbers.
1823 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
1826 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
1828 * profile.c: Remove redundant #include "output.h".
1830 * h8300.md (HImode preinc peephole): Fix typo.
1832 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1834 * function.c (retrofit_block): Abort if we don't find a suitable insn.
1835 (insert_block_after_note): Abort if we don't have a previous block.
1836 Remove FN parameter.
1837 * function.h: Adjust.
1839 1999-12-15 Mark Mitchell <mark@codesourcery.com>
1841 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
1842 argument more than once.
1844 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1846 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
1848 1999-12-15 Jakub Jelinek <jakub@redhat.com>
1850 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
1852 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1854 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
1855 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
1856 update stack_alignment_needed.
1857 (prepare_function_start): Initialize stack_alignment_needed
1858 * function.h (struct function): Add field stack_alignment_needed.
1860 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1862 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
1863 Handle live_throughout / dead_or_set instead of live_before /
1865 (save_call_clobbered_regs): Get register livenessinformation from
1866 chain->live_throughout.
1867 (add_stored_regs): New function.
1868 (insert_restore, insert_save): Add restored / saved registers to
1870 * global.c (reg_dies): New parameter chain.
1871 (reg_becomes_live): Third parameter is regs_set now.
1872 Changed all callers.
1873 (reg_dies): New parameter chain. Changed all callers.
1874 (build_insn_chain): Set live_throughout instead of
1875 live_before / live_after.
1876 * reload.h (struct insn_chain): Replace members live_before /
1877 live_after with live_throughout / dead_or_set.
1878 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
1879 instead of live_before / live_after.
1880 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
1881 (order_regs_for_reload, find_reg, finish_spills): Likewise.
1882 (choose_reload_regs_init): Likewise.
1883 * stupid.c (current_chain, find_clobbered_regs): Delete.
1884 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
1885 instead of chain->live_before / chain->live_after.
1886 (mark_hard_ref): New function.
1887 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
1889 1999-12-15 David S. Miller <davem@redhat.com>
1891 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
1893 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1895 * flow.c (calculate_loop_depth): Make global, remove prototype,
1896 rewrite to use new loop infrastructure.
1897 (find_basic_block): Remove calculate_loop_depth call.
1898 * toplev.c (rest_of_compilation): Call find_basic_block.
1899 * output.h (calculate_loop_depth): Declare.
1901 * flow.c (dump_flow_info): Dump loop_depth.
1902 (flow_loops_nodes_find): Increase loop_depth for basic block in the
1904 (flow_loops_find): Initialize the loop_depth for each basic block.
1906 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1908 * tree.c (decl_function_context): Handle virtual functions.
1910 * tlink.c (scan_linker_output): Don't look in demangled name when
1911 looking for linker output keywords.
1913 * dwarfout.c (output_type): We can defer namespace-scope classes.
1915 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
1917 * regclass.c (record_reg_classes): Update comment for merging
1918 register class preferences in reg->reg copies. Tighten conditions
1919 for merging register class preferences in reg->reg copies.
1921 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
1923 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
1925 1999-12-14 Geoff Keating <geoffk@cygnus.com>
1927 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
1928 (INIT_SECTION_ASM_OP): Delete.
1929 (FINI_SECTION_ASM_OP): Delete.
1930 (STARTFILE_SPEC): Define to hold just crtbegin.o.
1932 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
1934 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
1935 the abstract origin wasn't emitted.
1937 * dwarf2out.c (class_scope_p): New fn.
1938 (gen_subprogram_die): Use it.
1939 (gen_variable_die): Use it. Tweak logic.
1940 (gen_struct_or_union_type_die): Check context_die to determine
1941 if we're function-local.
1942 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
1944 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1946 * loop.c (check_dbra_loop): Can't reverse a biv that has
1949 1999-12-14 Nick Clifton <nickc@cygnus.com>
1951 * config/arm/arm.c: Add support for -mcpu=arm720 command line
1954 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1956 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
1957 for givs made from biv increments.
1959 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
1961 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
1962 * alpha.c (override_options): Recognize -mcpu=ev67.
1963 * alpha.h (CPP_CPU_EV67_SPEC): New.
1964 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
1965 (EXTRA_SPECS): Update.
1967 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
1969 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
1970 appropriate for -lang-c89 and -std=*.
1971 * cppinit.c (cpp_handle_option): Likewise.
1972 (new_pending_define): New, split out from cpp_handle_option.
1973 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
1974 or enable trigraphs for -ansi/-std=*.
1976 * ginclude/stdarg.h (__va_copy): New.
1977 (va_copy): Don't define for C89.
1979 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
1981 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
1982 for long long multiply-accumulate.
1984 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1986 * regclass.c (scan_one_insn): Set loop_cost to 1 when
1987 optimizing for size.
1989 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1991 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
1992 if something changed. Back out that part of yesterday's changes.
1994 * loop.c (loop_max_reg): New static variable.
1995 (loop_optimize): Initialize it. Eliminate one unnecessary call to
1997 (scan_loop): Call reg_scan_update whenever we may have added new
1998 registers, and update loop_max_reg.
2000 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2002 * regclass.c (record_reg_classes): Do not do the copying preferrencing
2003 when source does not die.
2005 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
2007 1999-12-14 Jakub Jelinek <jakub@redhat.com>
2009 * config/sparc/linux64.h (TARGET_LIVE_G0,
2010 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
2012 * config/sparc/linux.h (TARGET_LIVE_G0,
2013 TARGET_BROKEN_SAVERESTORE): Likewise.
2014 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
2015 TARGET_BROKEN_SAVERESTORE): Likewise.
2017 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
2018 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
2020 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
2021 as sparc64 block profiling register.
2022 * config/sparc/sparc.c (sparc_override_options): Allow block
2023 profiling with -m32.
2024 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
2026 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
2027 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
2028 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
2030 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
2032 * config/sparc/sparc.h: Likewise.
2033 * config/sparc/xm-sysv4-64.h: Likewise.
2034 * config/float-sparc.h: Likewise.
2035 * glimits.h: Likewise.
2036 * longlong.h: Likewise.
2038 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
2039 (ASM_IDENTIFY_GCC): Remove.
2041 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2043 * combine.c (combine_simplify_rtx): Don't make shared rtl.
2044 (simplify_logical): Likewise.
2046 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2048 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
2049 * cppfiles.c (INO_T_EQ): Likewise.
2051 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2053 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
2054 * i386/mingw32.h (LIB_SPEC): Likewise.
2055 (STARTFILE_SPEC): Likewise.
2056 * i386/uwin.h (LIB_SPEC): Likewise.
2057 (STARTFILE_SPEC): Likewise.
2059 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
2060 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
2062 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
2064 * combine.c (combine_simplify_rtx): Fix order of checks for
2065 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
2067 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
2069 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
2070 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
2072 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2074 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
2076 * regclass.c (inv_reg_alloc_order): New array.
2077 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
2079 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
2080 counted_for_groups, counted_for_nongroups. Add fields rld and
2082 * reload.c (push_secondary_reload): Don't set nongroup field of
2084 (push_reload): Likewise.
2085 (find_reloads): Delete code to compute nongroup fields.
2086 * reload1.c (reload_insn_firstobj): New static variable.
2087 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
2089 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
2090 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
2091 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
2093 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
2095 (struct hard_reg_n_uses): Deleted.
2096 (potential_reload_regs): Deleted.
2097 (init_reload): Initialize spilled_pseudos and pseudos_counted.
2098 (reload): Don't try to allocate reload registers if we already know
2099 we have to make another pass. Call select_reload_regs. Free memory
2100 starting with reload_firstobj when starting another pass.
2101 Don't allocate spilled_pseudos.
2102 (calculate_needs_all_insns): Call copy_reloads for an insn that
2103 needs reloads; don't call calculate_needs.
2104 (spill_cost): New static array.
2105 (used_spill_regs_local): New static variable.
2106 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
2107 to compute potential_reload_regs.
2108 (find_reload_regs): Completely rewritten to use find_reg.
2109 (allocate_reload_reg): Don't test counted_for_groups or
2110 counted_for_nongroups. Lose NOERROR arg and code to give an error;
2112 (choose_reload_regs): Add fallback code that uses the existing
2113 register allocation from find_reload_regs.
2115 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
2117 * flow.c (create_edge_list): Cast xmalloc return value.
2119 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
2121 * doprnt.c: Remove incorrect comment closure.
2123 * cse.c: Fix a few minor whitespace goofs.
2125 1999-12-13 Don Bowman <don@pixstream.com>
2127 * mips/vxworks.h: Fix problem with comment termination.
2128 (EXTRA_SECTIONS): Add in_sbss.
2129 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
2131 1999-12-12 David S. Miller <davem@redhat.com>
2133 * cse.c (struct cse_reg_info): Add hash_next member,
2134 reorder rest of struct for better packing on 64-bit
2136 (cse_reg_info_tree): Kill.
2137 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
2138 REGHASH_FN): New custom pow2 hash mechanism.
2140 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
2141 use a pow2 hash table.
2142 (get_cse_reg_info): Rework to use new REGHASH.
2143 (new_basic_block): Likewise, use HASH_SIZE, and inline
2145 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
2146 and inline free_element call.
2147 (lookup_as_function, insert, flush_hash_table, invalidate,
2148 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
2149 invalidate_for_call, use_related_value, find_comparison_args,
2150 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
2151 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
2154 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
2156 * cse.c (cse_basic_block): Free qty_table consistently.
2158 1999-12-12 David S. Miller <davem@redhat.com>
2159 Jakub Jelinek <jakub@redhat.com>
2161 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
2162 SUBREGs by hand, gen the appropriate hard reg directly.
2163 (movtf reg/mem split): Likewise and alter_subreg on destination
2165 (movtf mem/reg split): Similarly.
2166 (movdf_cc_sp64): Rename from hidden pattern.
2167 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
2168 (movtf_cc_sp64, following split): New pattern and splitter.
2169 (movdf_cc_reg_sp64): Rename from hidden pattern.
2170 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
2172 (movtf_cc_reg_sp64, following split): New pattern and splitter.
2174 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
2176 * loop.c (load_mems): Don't hoist written floating point mem
2179 1999-12-12 Mark Mitchell <mark@codesourcery.com>
2181 * except.h (struct eh_queue): Add `next' pointer.
2182 (struct eh_status): Make x_ehqueue a pointer.
2183 (push_ehqueue): Declare.
2184 (pop_ehqueue): Likewise.
2185 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
2187 (expand_fixup_region_end): Likewise.
2188 (expand_leftover_cleanups): Likewise.
2189 (push_ehqueue): Define.
2190 (pop_ehqueue): Likewise.
2191 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
2192 than doing it inline.
2193 (expand_start_all_catch): Adjust now that ehqueue is a
2195 (mark_eh_queue): Mark all level of the queue.
2196 (mark_eh_status): Adjust now that ehqueue is a
2198 (init_eh_for_function): Allocate ehqueue.
2199 (free_eh_status): Free it.
2200 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
2201 expansion for a fixup.
2203 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2205 * gthr-single.h (__gthread_active_p): Add prototype arguments.
2207 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
2208 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
2209 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
2210 function_ptr, getpagesize, __enable_execute_stack,
2211 __enable_execute_stack, __clear_insn_cache,
2212 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
2213 _cleanup, _exit, __default_terminate, __terminate_func,
2214 __terminate, __empty, __throw, new_eh_context,
2215 eh_context_initialize, eh_context_static, eh_context_specific,
2216 get_eh_context, __get_eh_context, __get_eh_info,
2217 init_reg_size_table, eh_threads_initialize,
2218 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
2219 __unwinding_cleanup, throw_helper, __throw, __rethrow,
2220 __pure_virtual): Add prototype arguments.
2221 (__bb_exit_func): Cast a sizeof to long when comparing against one.
2222 Cast a signed value to unsigned long when comparing against one.
2223 (new_eh_context): Wrap in _GTHREADS macro.
2224 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
2226 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
2227 (throw_helper): Initialize variables `handler_p' and `pc_p'.
2229 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2231 * combine.c (record_promoted_value): Remove unused variable
2234 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
2236 * global.c (record_conflicts): Likewise for `j'.
2238 * genoutput.c (output_insn_data): Don't unnecessarily cast away
2241 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2243 * i386-protos.h (output_387_binary_op, output_fix_trunc,
2244 output_fp_compare): Constify a char*.
2246 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
2248 (override_options, ix86_comp_type_attributes, print_operand,
2249 output_387_binary_op, output_fix_trunc, output_fp_compare):
2251 (ix86_sched_reorder): Mark parameter `clock_var' with
2254 * i386.h (DEBUG_PRINT_REG): Constify a char*.
2256 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
2258 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
2259 operand, for use in the Java front-end.
2261 1999-12-10 Ben Collins <bcollins@debian.org>
2263 * configure.in: Fix typo for "-64" in 64bit as check.
2264 * configure: Rebuilt.
2266 1999-12-10 Jakub Jelinek <jakub@redhat.com>
2268 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
2271 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2273 * c-parse.in (string): With -Wtraditional, warn if ANSI string
2274 concatenation is utilized.
2276 * invoke.texi (-Wtraditional): Document it.
2278 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2280 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
2281 Cast a ptrdiff_t to long and pass it to printf with %ld.
2283 1999-12-10 Geoff Keating <geoffk@cygnus.com>
2285 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
2286 68881, we have no 68881 registers at all.
2287 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
2288 value in a 68881 register if it is available.
2290 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
2292 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
2293 for long long multiply-accumulate.
2295 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2297 * loop.c (insert_loop_mem): Undo last change.
2299 1999-12-10 David S. Miller <davem@redhat.com>
2301 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
2303 * config/sparc/sparc-protos.h: Add them.
2304 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
2305 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
2306 constraints which use those helpers.
2307 (EXTRA_CONSTRAINT): Use this new macro.
2308 * md.texi: Update sparc target constraints documentation.
2309 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
2310 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
2311 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
2312 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
2313 (movsf high/lo_sum split): Rework for new patterns.
2314 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
2316 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
2318 * c-common.c (c_common_nodes_and_builtins):
2319 Create __builtin_ptrdiff_t and __builtin_size_t.
2321 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
2323 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
2325 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2327 * regclass.c (globalize_reg): Re-instate test that allows
2328 fixed registers to be declared as a variable even after functions
2331 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2333 * i386.md (cpu attribute): Add "athlon".
2334 (athlon_decode): New attribute.
2335 (Athlon scheduling units definitions): New.
2336 (fcmp and shld patterns): Set athlon_decode to "vector".
2337 * i386.c (athlon_cost): New.
2339 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
2340 x86_use_sahf): Set for Athlon.
2341 (x86_use_fiop): Unset for Athlon.
2342 (override_options): Define Athlon alignments and "athlon" name.
2343 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
2344 * i386.h (TARGET_ATHLON): New.
2345 (enum processor_type): Add PROCESSOR_ATHLON.
2346 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
2348 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
2350 1999-12-09 Andreas Jaeger <aj@suse.de>
2352 * loop.c (record_biv): Declare parameter as int.
2354 * config/i386/i386-protos.h: Declare long_memory_operand.
2356 1999-12-09 Mark Mitchell <mark@codesourcery.com>
2358 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
2359 EXPR_WITH_FILE_LOCATION.
2361 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2363 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
2366 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
2368 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
2371 1999-12-09 Jakub Jelinek <jakub@redhat.com>
2373 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
2374 default on linux64 again.
2375 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
2376 models for multilibing.
2377 * genmultilib: Accept | as alternative separator within a set in
2380 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
2382 * calls.c (precompute_arguments): Make sure initial_value contains
2383 value pseudo which CSE expects.
2384 * cse.c (struct set): New entry orig_src.
2385 (cse_insn): Set it early on entry, use it for libcall EQUIV note
2388 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
2390 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
2392 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
2394 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
2396 1999-12-08 Jakub Jelinek <jakub@redhat.com>
2398 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
2399 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
2401 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
2404 * longlong.h: Merge in changes from glibc.
2405 Also don't clobber %g2 register in 32bit SPARC assembly, so that
2406 -mno-app-regs libgcc can be compiled.
2407 * libgcc2.c: Add defines so that the updated longlong.h
2408 can be used in libgcc2.a. Also, make sure on most architectures
2409 (at least on all which have optimized code in longlong.h defined
2410 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
2412 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2414 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
2415 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
2416 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
2418 * configure: Rebuilt.
2420 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
2422 * alpha.c (secondary_reload_class): For !BWX, sub-simode
2423 outputs require a register.
2425 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
2427 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
2428 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
2429 functions like dptoul will be resolved.
2430 (libgcc2.a): Make sure that the object files from DPBIT are named
2431 differently (prefix `_dp') from those that would be coming from
2434 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
2436 * configure.in: When target is sparc* and tm_file contains 64,
2437 test for 64bit support in assembler. If not supported, remove
2438 sparc/t-sol2-64 from target-dependent Makefile fragments.
2439 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
2440 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
2441 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
2442 * acconfig.h (AS_SPARC64_FLAG): Added.
2443 * configure, config.in: Rebuilt.
2444 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
2445 support. Use AS_SPARC64_FLAG.
2447 1999-12-07 Jakub Jelinek <jakub@redhat.com>
2449 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
2450 suitable for holding OFmode values so that gcc works with complex
2452 (hard_64bit_mode_classes): Likewise.
2454 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
2455 so that it is actually matched.
2456 (sethi_di_medlow): Likewise.
2458 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
2459 as legitimate constant if -mvis.
2460 * config/sparc/sparc.md (movtf): Likewise.
2461 (clear_sf): Use const_double_operand.
2462 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
2464 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
2465 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
2466 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
2467 routines, _Qp_* cannot be handled like that now.
2468 (INIT_TARGET_OPTABS): Likewise.
2469 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
2470 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
2471 sparc_emit_float_lib_cmp if ARCH64 and soft float.
2472 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
2473 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
2474 divtf3, sqrttf3): New expanders.
2475 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
2476 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
2477 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
2480 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
2481 * configure: Rebuilt.
2482 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
2483 -mcpu is given and we're doing 64bit compiles.
2485 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
2487 * loop.h (struct induction): Add multi_insn_incr.
2488 * loop.c (basic_induction_var): New multi_insn_incr argument.
2489 Set it if we search back through previous insns for the biv.
2490 (record_biv): New multi_insn_incr argument; fill in struct induction.
2491 (strength_reduce): Discard an iv with multiple bivs, any of
2492 which require multiple insns to increment.
2494 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2496 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
2499 1999-12-06 David S. Miller <davem@redhat.com>
2501 * combine.c (check_promoted_subreg): Do not conditionalize this upon
2502 PROMOTE_FUNCTION_RETURN.
2504 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
2506 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
2507 and handle REG_UNUSED note on insn.
2509 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
2510 inner_mask instead of mask.
2512 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
2514 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
2515 zero if there was an error.
2517 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2519 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
2522 * longlong.h: Fix clobbers in SPARC asm statements.
2524 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
2525 valid sethi operations when TARGET_ARCH64.
2527 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
2528 always use move_by_pieces to avoid infinite recursion.
2529 (restore_fixed_argument_area): Likewise.
2531 * combine.c (check_promoted_subreg, record_promoted_value): New
2533 (combine_instructions): Use them to retain nonzero and sign bit
2534 information after SUBREGs are eliminated by optimizations in
2535 this pass if PROMOTE_FUNCTION_RETURN.
2537 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
2538 .register declaration. Don't use variables with __ prefixes.
2540 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2542 * fold-const.c (optimize_bit_field_compare): Only use one mode
2543 for both RHS and LHS in non-constant case.
2545 1999-12-06 Nathan Sidwell <nathan@acm.org>
2547 * frame.c (start_fde_sort): Only allocate erratic array, if
2548 linear one was allocated. Return allocated flag.
2549 (fde_insert): Only insert, if there's a valid array.
2550 (fde_end_sort): Split, sort and merge if linear and erratic
2551 arrays exist, else just sort linear one.
2552 (search_fdes): New function. Linear search through original fde
2554 (frame_init): Permit multiple initializations. Cope with
2556 (find_fde): Fallback on linear search, if failed to sort array.
2557 (__deregister_frame_info): Only free sorted array, if we
2560 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2562 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
2564 1999-12-05 Jakub Jelinek <jakub@redhat.com>
2566 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
2568 1999-12-05 Mark Mitchell <mark@codesourcery.com>
2570 * tree.h (special_function_p): Declare.
2571 * calls.c (special_function_p): Make it global. Don't take `name'
2572 as a parameter. Fix typo in 1999-11-28 change.
2573 (expand_cal): Adjust.
2575 1999-12-04 Mark Mitchell <mark@codesourcery.com>
2577 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
2578 * tree.h (EXPR_WFL_FILENAME): Define in terms of
2579 EXPR_WFL_FILENAME_NODE.
2580 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
2582 * print-tree.c (print_note): Print TREE_PRIVATE and
2585 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
2586 the original die cannot be found.
2588 * varray.h (varray_head_tag): Add elements_used.
2589 (VARRAY_PUSH): New macro.
2590 (VARRAY_POP): Likewise.
2591 (VARRAY_TOP): Likewise.
2592 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
2594 * varray.c (varray_init): Initialize elements_used.
2595 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
2596 (INTEGRATE_H): New variable.
2597 (integrate.o): Depend on INTEGRATE_H.
2598 (unroll.o): Likewise.
2600 * function.h (insert_block_after_note): Declare.
2601 * function.c (insert_block_after_note): Split out from ...
2602 (retrofit_block): ... here.
2604 * stmt.c (expand_fixup): Fix typo in comment.
2606 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2608 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
2609 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
2610 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
2611 (regmove_optimize, fixup_match_1): Likewise.
2613 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2615 * flow.c (flow_loops_dump): Add missing argument when calling
2618 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
2619 Greg McGary <gkm@gnu.org>
2621 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
2622 (init_attributes): Add A_NO_LIMIT_STACK.
2623 (decl_attributes): Handle A_NO_LIMIT_STACK.
2624 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
2625 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
2626 Handle stack bounds checking.
2627 * flags.h (flag_stack_check): Use the word 'probe' rather than
2628 'check', because the flag doesn't actually cause any checking to
2630 * function.c (expand_function_start): Set
2631 current_function_limit_stack.
2632 * function.h (struct function): Add limit_stack.
2633 (current_function_limit_stack): Define.
2634 * invoke.texi (Code Gen Options): Document new options.
2635 * rtl.h: Declare stack_limit_rtx.
2636 * toplev.c (stack_limit_rtx): New variable.
2637 (decode_f_option): Handle new options -fstack-limit-register=REG,
2638 -fstack-limit-symbol=IDENT, -fno-stack-limit.
2639 (main): Add stack_limit_rtx as GC root.
2640 * tree.h (DECL_NO_LIMIT_STACK): New macro.
2641 (struct tree_decl): New member no_limit_stack.
2643 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
2645 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
2646 (conditional_trap+1): Get new mnemonic correct.
2647 (conditional_trap+2): New pattern for DImode traps.
2649 * config/m68k/m68k.c (output_function_prologue): Handle
2651 * config/m68k/m68k.md (trap): New insn.
2652 (conditional_trap): New insn.
2653 * md.texi (Standard Names): Document `trap' and
2655 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
2656 so a cc0 setter doesn't get emitted at some random place in the
2659 * config/i960/i960.md (trap): New insn.
2660 (conditional_trap): New expander.
2661 (conditional_trap+1, conditional_trap+2): New insns for signed
2663 * config/i960/i960.c (i960_function_prologue): Use
2664 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
2666 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
2667 Geoffrey Keating <geoffk@cygnus.com>
2669 * flags.h (warn_padded, warn_packed): Add global var decls.
2670 * toplev.c (warn_padded, warn_packed): Add global var defns.
2671 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
2672 * stor-layout.c (layout_record): Add local variable `type'
2673 to hold often-used TREE_TYPE (field). Add local variable
2674 `unpacked_align' to hold alignment that would be in force
2675 if no `packed' attribute were present. Warn if `packed' attribute
2676 is unnecessary, or even harmful. Warn when gcc inserts padding
2677 to satisfy alignment requirements of members. Use NULL_TREE
2678 when checking whether var_size is set.
2679 * invoke.texi: Document new flags.
2681 1999-12-03 Nathan Sidwell <nathan@acm.org>
2683 * frame.c (fde_split): Reimplement to avoid variable sized array.
2685 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2687 * combine.c (try_combine): Before fixing up LOG_LINKS for the
2688 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
2690 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
2692 * invoke.texi: Document the mips option -mno-crt0
2694 1999-12-02 Mike Karr <mkarr@mathworks.com>
2696 * cccp.c (argdata): Added free_ptr member.
2697 (macroexpand): Initialize free_ptr of each argument. When an
2698 argument's buffers are freed, if the argument's free_ptr corresponds
2699 to a buffer on the input stack, then return the free_ptr to that stack
2700 frame, otherwise, free it.
2701 (macarg): If an argument begins and ends on the same input stack level,
2702 then transfer the free_ptr of that buffer to the argument in case
2703 the stack is popped during the processing of a subsequent argument.
2705 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
2707 * loop.c (note_reg_stored): New function.
2708 (struct note_reg_stored_arg): New structure.
2709 (try_copy_prop): Change to be more conservative; only replace within
2710 one extended basic block and stop replacing if a store to the
2711 replacement reg is seen.
2713 1999-12-02 Nick Clifton <nickc@cygnus.com>
2715 * config/fp-bit.c: Initialise all fields of the NAN
2718 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
2721 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2723 * i386.md (extend?f?f2): Force the input into a register, not
2726 1999-12-01 Jakub Jelinek <jakub@redhat.com>
2728 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
2730 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
2731 alternative because setting up 64bit constant is usually costly,
2732 especially when reload is in progress or completed.
2733 (movdf_const_intreg_sp64): Likewise.
2734 (movdf_const_intreg split): Fix building up constants when
2735 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
2737 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
2739 * combine.c (if_then_else_cond): Use const_true_rtx instead of
2740 const1_rtx for return values in EQ/NE comparison against (const_int 0)
2743 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
2744 (asm_file_start): Emit .am33 into assembly file when compiling for
2746 (print_operand_address): Handle POST_INC addresses.
2747 (can_use_return_insn, initial_offset): Check AM33 registers too.
2748 (expand_prologue): Check & save AM33 registers too.
2749 (expand_epilogue): Similarly.
2750 (secondary_reload_class): Handle AM33 specific secondary reloads.
2751 (output_tst): Emit efficient code for the AM33 too.
2752 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
2753 (TARGET_SWITCHES): Add -mam33 switch.
2754 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
2755 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
2756 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
2757 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
2758 (enum reg_class, REG_CLASS_NAMES): Likewise.
2759 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
2760 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
2761 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
2762 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
2763 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
2764 (HAVE_POST_INCREMENT): Define.
2765 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
2766 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
2767 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
2768 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
2769 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
2770 (zero_extend to SI from QI/HI): Likewise.
2771 (sign_extend to SI from QI/HI): Likewise.
2772 (mulsidi3, umulsidi3): New patterns for the AM33.
2773 (tstsi with zero extension from QI/HI): Add AM33 variants.
2774 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
2775 (return_internal_regs, store_movm): Handle new AM33 registers.
2776 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
2777 (LIBGCC, INSTALL_LIBGCC): Likewise.
2778 * invoke.texi: Document new flags.
2780 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2782 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
2783 (addsi3_carry): Likewise.
2784 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
2785 (sbbsi3_carry): Likewise.
2786 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
2788 (test?i_1): Ensure that only one operand is memory.
2789 (conditional move patterns): likewise.
2790 (shift and rotate patterns): Rewrite to expander, add
2791 "binary_operator_ok" to the condition.
2793 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
2794 * i386.h (procesor_costs): Add movzbl_load field.
2795 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
2796 non-Q registers, accept DImode registers anywhere.
2798 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
2799 * i386.c (*_cost): Set value for movxbl_load field.
2801 * (addsi): New add to lea splitter.
2803 (lea to add/shift peep2): New.
2805 1999-12-01 Mark Salter <msalter@cygnus.com>
2807 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
2808 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
2809 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
2811 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2813 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
2814 * i386.md (movsi_xor): New.
2816 (movsi_1, movhi_1, movqi_1): Remove.
2817 (movsi_2): Rename to movsi_1.
2818 (movhi_2): Rename to movhi_1.
2819 (movqi_2): Rename to movqi_1.
2820 (movdi_1): Remove; remove splitter.
2821 (movdi_2): Rename to movdi_1.
2822 (divmodsi4 splitter): Do not emit clobbers for move patterns.
2823 (long move peep2): Do not create QI or HI mode mov0s
2824 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
2826 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
2829 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
2830 (abs?f2_if): Likewise.
2832 1999-11-30 Alex Samuel <samuel@codesourcery.com>
2834 * ggc.h (ggc_test_and_set_mark): New macro.
2835 (ggc_mark_rtx): Use ggc_test_and_set_mark.
2836 (ggc_mark_tree): Likewise.
2837 (ggc_mark_rtvec): Likewise.
2838 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
2840 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
2842 * dwarf2out.c (scope_die_for): Only handle types. Only search for
2844 (decl_scope_table): Just an array of trees now.
2845 (push_decl_scope): Simplify.
2846 (dwarf2out_init): Adjust.
2847 (local_scope_p): New fn.
2848 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
2849 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
2850 (gen_typedef_die): Likewise.
2851 (gen_lexical_block_die): Don't call push/pop_decl_scope.
2852 (gen_inlined_subroutine_die): Likewise.
2853 (gen_abstract_function): Set current_function_decl temporarily.
2854 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
2855 Handle block extern declarations. Don't call push/pop_decl_scope.
2856 (gen_decl_die): Fix logic for block externs.
2858 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * calls.c (special_function_p): Remove `realloc' and add `strdup'
2861 to the list of functions which have attribute malloc by default.
2863 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2865 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
2866 integer constant does not match the traditional type, limit the
2867 warnings to cases where the base of the type is ten.
2869 * invoke.texi (-Wtraditional): Document it.
2871 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2873 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
2874 * rs6000.md: Only access a CONST_INT with INTVAL
2876 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
2878 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
2879 (compute_nearerout): Likewise.
2880 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
2881 size_t to unsigned long for formatting.
2883 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2885 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
2886 Allow the user to override call-used/fixed state of %g2-5
2887 registers from the command line (with the exception of %g4 for
2889 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
2890 there is a higher chance of having a leaf function.
2891 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
2892 for ARCH64 which has %ccr register.
2893 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
2895 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
2896 insn accept into delay slot any insn which does not use %[ol]
2897 registers. Accept some LO_SUM and shift left by 1 for the normal
2899 (output_function_epilogue): Likewise.
2900 (epilogue_renumber): Added argument which inhibits any renumbering
2901 and just tests if the rtx does not use any %[ol] registers.
2902 (output_return): Reflect above change.
2904 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2906 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
2907 aggregate passing for sizes <= 16 bytes.
2909 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
2911 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
2912 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
2913 * reload.c (find_dummy_reload): Likewise.
2914 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
2915 * reload1.c (reload_as_needed): Likewise.
2916 * stupid.c (stupid_find_reg): Likewise.
2917 * tm.texi (Obsolete Register Macros): Delete section.
2918 * gmicro.h: Remove all traces of the two macros.
2923 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
2925 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
2926 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
2927 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
2928 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
2929 units for the sparclite86x chip.
2930 (flush): Revert October 14th change; add SImode specifically.
2931 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
2932 * invoke.texi: Document it.
2934 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
2936 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
2937 psimode_truncation_operand.
2939 * config/mn10200/mn10200.c (psimode_truncation_operand): New
2940 function. Return true if the operand is either a MEM valid
2941 for a PSImode address or not a MEM at all.
2943 * config/mn10200/mn10200.md (truncsipsi2): Use
2944 psimode_truncation_operand.
2946 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2948 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
2949 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
2950 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
2951 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
2952 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
2953 (flow_loop_level_compute, low_loops_level_compute): Likewise.
2954 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
2955 * basic-block.h: Protect from multiple inclusion.
2956 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
2957 (struct loops, struct loop): Define structures.
2958 * sbitmap.c (sbitmap_a_subset_b_p): New function.
2959 * sbitmap.h: Protect from multiple inclusion.
2960 (sbitmap_a_subset_b_p): Add prototype.
2961 * Makefile.in (LOOP_H): New macro.
2962 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
2964 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
2966 * cppinit.c (CAT): The argument list of this macro may not contain
2969 1999-11-29 David S. Miller <davem@redhat.com>
2971 Move quantity tables and register equivalence chains into
2972 per-qty and per-register structure arrays respectively.
2973 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
2974 qty_const_insn, qty_comparison_code, qty_comparison_const,
2975 qty_comparison_qty): Delete, replace with...
2976 (qty_table): this structure table.
2977 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
2978 (reg_eqv_table): this structure table.
2979 (make_new_qty): Add argument MODE. Caller updated.
2980 Update to use qty_table and reg_eqv_table.
2981 (make_regs_eqv, delete_reg_equiv, insert_regs,
2982 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
2983 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
2984 cse_process_notes, cse_main, cse_basic_block): Likewise.
2986 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2988 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
2989 operation if C is negative.
2990 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
2991 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
2992 law for some divisions if constant is negative and change other
2993 divisions to the opposite rounding.
2995 * expr.c (store_constructor_field): If bit position is not multiple
2996 of alignment of TARGET's mode, use BLKmode.
2998 * expr.c (expand_expr_unaligned): Add more code from full case
2999 that is needed when OP0 is in a register.
3001 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3003 * dwarfout.c (field_byte_offset): Size can be zero if there was
3006 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3008 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
3009 (associate_trees): Delete unused var TEM.
3010 (extract_muldiv): Delete unused var CANCEL_P.
3012 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
3013 (target_isinf, target_isnan, target_negative): Add return types to
3014 function definitions.
3016 1999-11-29 Bruce Korb <autogen@linuxbox.com>
3018 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
3019 * fixinc/hackshell.tpl: ditto
3020 * fixinc/fixtests.c(double_slash_test): more C++ header testing
3021 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
3023 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3025 * reload.c (push_reload): When looking for a register to put into
3026 reg_rtx, make sure all hard regs in a multi-reg register are in the
3027 right class and nonfixed.
3029 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
3030 pending_read_insns, pending_write_insns, pending_read_mems,
3031 pending_write_mems, pending_list_length, last_pending_memory_flush,
3032 last_function_call, sched_before_next_call): Move static variables
3034 (bb_ prefixed versions): Replace with single array bb_deps.
3035 (struct deps): New structure.
3036 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
3037 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
3038 argument of type "struct deps *"; use that instead of global
3039 variables. All callers changed.
3040 (init_rgn_data_dependencies): Delete function.
3041 (init_rtx_vector): Delete function.
3042 (init_deps): New function.
3044 (free_pending_lists): Simplify, we always use the bb_deps array even
3045 if only one basic block.
3046 (compute_block_backward_dependences): Likewise.
3047 (schedule_region): Likewise.
3049 (propagate_deps): New function, broken out of
3050 compute_block_backward_dependences.
3051 (compute_block_backward_dependences): Use it.
3053 * alpha.md: Delete useless patterns that tried to work around
3054 register elimination problems.
3056 * unroll.c (loop_iterations): Don't abort if iteration variable
3059 From Joern Rennecke:
3060 * reload1.c (reloads_conflict): Reverse test comparing operand
3061 numbers when testing for conflict between output/outaddr reloads.
3063 1999-11-29 David S. Miller <davem@redhat.com>
3065 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
3067 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
3069 1999-11-28 Robert Lipe <robertl@cygnus.com>
3071 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
3072 table from .fini into .dtor.
3074 1999-11-28 Anthony Green <green@cygnus.com>
3076 * tree.h (struct tree_decl): Add malloc_flag.
3077 (DECL_IS_MALLOC): Define.
3078 * c-common.c (attrs): Add A_MALLOC attribute.
3079 (init_attributes): Add this attribute to the table.
3080 (decl_attributes): Handle malloc attribute.
3081 * calls.c (special_function_p): Check for the malloc attribute.
3082 * extend.texi (Function Attributes): Document malloc attribute.
3084 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
3086 * pa.md (reload shift-add patterns): Remove.
3088 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3090 * reorg.c (dbr_schedule) Print more statistics. Corrected
3091 problem when printing info when 3 delay slots are filled.
3093 1999-11-28 Jakub Jelinek <jakub@redhat.com>
3095 * combine.c (setup_incoming_promotions): Pass an outgoing
3096 regno to FUNCTION_ARG_REGNO_P which it expects.
3098 1999-11-28 Andreas Jaeger <aj@suse.de>
3100 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
3102 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
3104 * cccp.c (do_include): Avoid initialization of automatic variable.
3106 * integrate.c (mark_stores): Function definition made void, to match
3107 previous declaration.
3108 * regclass.c (dump_regclass): Ditto.
3109 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
3111 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3113 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
3114 known to be multiple of divisor.
3116 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
3118 * combine.c (try_combine): Add code to try to merge a set of a
3119 two-word pseudo to a constant with a setting of one of those words
3122 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
3123 (split_tree): Completely rework to make more general.
3124 (make_range, fold): Call negate_expr.
3125 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
3126 (fold, associate): Call new split_tree and associate_trees.
3127 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
3129 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
3131 * loop.c (try_copy_prop): Avoid GNU C extension.
3133 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3135 * except.c (init_eh_for_function): Still zero eh_return_context,
3136 eh_return_stack_adjust, and eh_return_handler.
3138 * except.h (eh_status): Adjust documentation for x_protect_list.
3139 (begin_protect_partials): New function.
3140 * except.c (enqueue_eh_entry): Fix formatting.
3141 (get_first_handler): Add consistency check.
3142 (add_partial_entry): Adjust usage of protect_list.
3143 (emit_cleanup_handler): Save and restore ehqueue.
3144 (expand_start_all_catch): Add comment.
3145 (begin_protect_partials): New function.
3146 (end_protect_partials): Adjust usage of protect_list.
3147 (init_eh_for_function): Use xcalloc.
3149 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3151 * c-common.c (check_format_info): Don't call a variadic function
3152 with a non-literal format string.
3154 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
3156 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
3157 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
3160 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
3163 * collect2.c (collect_wait): Likewise.
3165 * dbxout.c (dbxout_type): Likewise.
3167 * gcc.c (do_spec_1): Likewise.
3169 * genemit.c (gen_insn, gen_expand): Likewise.
3171 * genrecog.c (write_switch, write_subroutine): Likewise.
3173 * mips-tfile.c (catch_signal, botch): Likewise.
3175 * print-rtl.c (print_rtx): Likewise.
3177 * toplev.c (default_print_error_function, report_error_function,
3178 _fatal_insn): Likewise.
3180 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3182 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
3184 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3186 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
3187 operations when needed.
3188 * i386.md (fop_?f_comm): New.
3189 (fop_?f_1): Do not accept commutative operands.
3191 1999-11-25 Andreas Jaeger <aj@suse.de>
3193 * config/mips/mips.md (casesi_internal): Add missing brace.
3195 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
3197 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
3198 (splice_child_die): Handle moving a child DIE from the declaration
3199 DIE of a class to its specification.
3200 (gen_struct_or_union_type_die): Use 'complete' consistently.
3201 (gen_decl_die): Generate the virtual context DIE first.
3202 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
3204 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
3206 * config/mips/mips.md (call_value_multiple_interanal1): New.
3208 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
3210 * dwarf2out.c (free_AT, free_die): New fns.
3211 (remove_children): Call them.
3212 (output_line_info): Disable removal of duplicate notes.
3214 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
3215 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
3216 means pretend the type isn't defined.
3217 Don't defer emitting types.
3218 (gen_type_die_for_member): New fn.
3219 (gen_decl_die): Call it.
3220 (splice_child_die): New fn.
3221 (gen_member_die): Call it rather than generate duplicate dies.
3223 Defer emitting information for the abstract instance of an inline
3224 until we either inline it or emit an out-of-line copy.
3225 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
3226 from output_inline_function if DECL_ABSTRACT is also set.
3227 (block_ultimate_origin): Likewise.
3228 (gen_abstract_function): New fn.
3229 (gen_decl_die, gen_inlined_subroutine_die): Call it.
3230 (gen_subprogram_die): An abstract instance is not a declaration
3231 just because it doesn't match current_function_decl. Don't abort
3232 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
3233 has an abstract origin.
3234 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
3235 abstract instance here.
3237 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
3239 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
3240 where we need to reload fpul from a system register.
3242 1999-11-24 Andreas Jaeger <aj@suse.de>
3244 * config/mips/linux.h (CPP_PREDEFINES): Added.
3245 (LINK_SPEC): Remove -Y since this is only needed on sparc.
3247 1999-11-24 Andreas Jaeger <aj@suse.de>
3249 * config/mips/linux.h (TARGET_VERSION): Added.
3250 (HANDLE_SYSV_PRAGMA): Added.
3251 (DEFAULT_VTABLE_THUNKS): Added.
3253 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3255 * local-alloc.c (qty): New structure and static variable.
3256 (qty_phys_reg): Remove, all references changed to qty.
3257 (qty_n_refs): Likewise.
3258 (qty_min_class): Likewise.
3259 (qty_birth): Likewise.
3260 (qty_death): Likewise.
3261 (qty_size): Likewise.
3262 (qty_mode): Likewise.
3263 (qty_n_calls_crossed): Likewise.
3264 (qty_alternate_class): Likewise.
3265 (qty_changes_size): Likewise.
3266 (qty_first_reg): Likewise.
3267 (alloc_qty): Rename variable QTY to QTYNO.
3268 (finf_free_reg): Likewise.
3269 (local_alloc): Allocate qty, do not allocate the removed variables.
3271 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
3273 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
3274 when -membedded-pic is passed.
3276 * config/mips/mips.md (casesi): Handle 64-bit case too.
3277 (casesi_internal_di): New insn.
3279 * config/mips/mips.c (embedded_pic_offset): Always make the
3280 embedded-pic subtractions relative to the name of the current
3281 function by use of the magic string "..CURRENT_FUNCTION".
3282 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
3284 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
3286 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
3287 of (const_int 0), when what we really care about is
3288 whether it's a zero constant anyway.
3289 (div_trap_mips16): Likewise.
3291 1999-11-23 Mark Mitchell <mark@codesourcery.com>
3293 * loop.c (loop_optimize): Always find_loop_tree_blocks and
3294 unroll_block_trees when generating debuggable code.
3296 * tree.h (unsave_expr_1): New function.
3297 (lang_unsave): New variable.
3298 (get_callee_fndecl): New function.
3299 * tree.c (unsave_expr_now_r): New function.
3300 (lang_unsave): Define.
3301 (unsave_expr_1): Likewise.
3302 (unsave_expr_now_r): Split out from unsave_expr_now.
3303 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
3304 call unsave_expr_now_r.
3305 (get_callee_fndecl): Define.
3307 * Makefile.in (gencheck): Don't depend on lang_tree_files.
3308 (gencheck.o): Do depend on lang_tree_files.
3310 * integrate.h (copy_decl_for_inlining): New declaration.
3311 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
3312 (copy_decl_for_inlining): New function.
3313 (integrate_parm_decls): Use it.
3314 (integrate_decl_tree): Likewise.
3316 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
3318 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
3319 the second two from the first.
3320 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
3321 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
3322 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3324 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
3325 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3328 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
3330 * pa.md (call_internal_symref, call_value_internal_symref): No mode
3331 needed on the address operand.
3332 * pa.c (call_operand_address): Check for the correct mode.
3334 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
3336 * loop.c: Include "basic-block.h".
3337 (try_copy_prop, replace_loop_reg): New functions.
3338 (load_mems): Detect registers that just hold copies of the hoisted
3339 mem, and call try_copy_prop to eliminate them.
3340 * Makefile.in (loop.o): Update dependencies.
3342 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
3344 * Makefile.in (gencheck.o): Depend on gencheck.h.
3345 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
3346 (insn-peep.o): Depend on except.h and function.h.
3347 (insn-attrtab.o): Depend on RECOG_H.
3348 (insn-output.o): Depend on toplev.h and flags.h.
3349 (gengenrtl.o): Depend on real.h.
3350 (gen-protos.o): Depend on cpplib.h and cpphash.h.
3351 Unify all dependencies to be on RECOG_H rather than recog.h.
3353 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3355 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
3356 * configure.in: Try building a bi-arch 32/64-bit compiler on
3357 sparc-*-solaris2.7 and higher.
3358 * configure: Rebuild.
3360 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
3362 * config/freebsd.h: New, FreeBSD architecture independent file.
3363 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
3365 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
3366 directly by i386/freebsd.h.
3367 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
3368 independent configuration file.
3369 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
3370 directly by i386/freebsd.h.
3371 * configure: Rebuilt.
3373 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
3374 which is in the user's namespace.
3375 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
3376 `i386' which is not in our namespace.
3378 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
3380 * invoke.texi (ARM Options): Add in -mno-alignment-traps
3382 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3384 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
3385 (add_dwarf_attr, add_child_die): Just push onto the front.
3386 (reverse_die_lists): New fn.
3387 (add_sibling_attributes): Use it.
3388 (push_decl_scope): Reorganize.
3389 (add_name_and_src_coords_attributes): Don't set file and line for
3391 (gen_subprogram_die): An artificial function doesn't need to match
3393 (gen_compile_unit_die): Return the generated die. Only add
3394 AT_comp_dir if the filename is relative.
3395 (remove_AT): Simplify loop. Also free string values.
3396 (output_die): A DIE ref can't be null.
3397 (output_value_format, value_format): Take a dw_attr_ref.
3398 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
3399 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3400 AT_addr, AT_lbl): New fns.
3401 (various): Use them.
3402 (various): Constify.
3404 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3406 * combine.c (combine_simplify_rtx): When handling a SUBREG,
3407 take SUBREG_WORD into account.
3408 (if_then_else_cond): Likewise.
3410 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3412 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
3413 clause from BSD license, pursuant with
3415 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
3417 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
3419 * loop.c (load_mems): Reformat slightly.
3420 * basic-block.h (regset_head): New typedef.
3421 (INIT_REG_SET): New macro.
3423 1999-11-22 Bruce Korb <autogen@linuxbox.com
3425 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
3426 (mips-dec-bsd*): non-functional code
3427 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
3429 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
3430 added three replacement fixes
3431 (no_double_slash): removed comments that are not (any longer) pertinent
3432 (bad_lval): this fix currently runs against many files.
3433 The comment seems to indicate that we should select for files
3434 containing 'pragma extern_prefix'.
3436 * fixinc/fixinc.x86-linux-gnu: deleted
3437 * fixinc/inclhack.sh: regen
3438 * fixinc/fixincl.x: regen
3439 * fixinc/fixincl.sh: regen
3441 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
3443 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
3444 its code is INSN and it has no notes.
3446 1999-11-22 Andrew Haley <aph@cygnus.com>
3448 * varasm.c (function_defined): Remove.
3449 (make_function_rtl): Don't set function_defined.
3450 (make_decl_rtl): Remove global register warning.
3451 * regclass.c (no_global_reg_vars): New variable.
3452 (globalize_reg): Warn if function has already been defined.
3453 (regclass_init): Set no_global_reg_vars.
3455 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3457 * regclass.c (reg_pref): New structure and static variable
3458 (prefclass): Delete.
3460 (all uses of prefclass and altclass): Use reg_pref instead.
3462 1999-11-21 Nick Clifton <nickc@cygnus.com>
3464 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
3466 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
3467 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3468 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3470 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
3472 * varasm.c (output_constructor): Solve problem with long long
3473 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
3475 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3477 * global.c (allocno): New structure and static variable.
3478 (allocno_reg): Remove, all references replaced by allocno.
3479 (allocno_size): Likewise.
3480 (hard_reg_conflicts): Likewise.
3481 (hard_reg_preferences): Likewise.
3482 (hard_reg_copy_preferences): Likewise.
3483 (hard_reg_full_preferences): Likewise.
3484 (regs_someone_prefers): Likewise.
3485 (allocno_calls_crossed): Likewise.
3486 (allocno_n_refs): Likewise.
3487 (allocno_live_length): Likewise.
3488 (find_reg): Rename ALLOCNO to NUM.
3490 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
3492 (may_move_out_cost): New variable.
3493 (init_reg_sets_1): Initialize may_move_out_cost.
3494 (record_reg_classes): Use may_move_out_cost.
3496 * regclass.c (dump_regclass): New function.
3497 (regclass): New parameter DUMP, call DUMP_REGCLASS.
3498 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
3499 pass rtl_dump_file to regclass.
3500 * rtl.h (regclass): Update prototype.
3502 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3504 * i386.md (neg, not and abs patterns): Revmap to use
3505 ix86_expand_unary_operator and ix86_unary_operator_ok.
3506 (add?f and sub?f expanders): Force operand 1 to register.
3507 * i386.c (ix86_expand_unary_operator): Rewrite.
3508 (ix86_unary_operator_ok): Ensure that memory operands
3510 (ix86_binary_operator_ok): Do not allow operand 1 to
3511 come into memory and operand 0 not.
3512 (ix86_expand_binary_operator): Ensure that
3513 src1 is not non-matching memory.
3515 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
3516 to support integer registers and memory.
3517 (abss?2_integer): Likewise.
3519 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
3520 (REG_CLASS_NAMES): Likewise.
3521 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
3523 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
3524 (movsf): Likewise; unify 4th and 5th alternative.
3526 (movdf_1): Likewise; rename to movdf_integer.
3527 (pushxf): Likewise; rename to pushxf_integer; fix output template;
3528 remove redundant splitter.
3529 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
3530 (movdf_nointeger): New.
3531 (movxf_nointeger): New.
3532 (pushxf_nointeger): New.
3534 * i386.md (extend?f?f): Split to expander and pattern, refuse two
3535 memory operands in patterns.
3536 (fop*): Refuse two memory operands.
3538 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
3539 on !TARGET_USE_CLTD CPUs.
3541 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
3543 * extend.texi: Document C++ restricted pointers and references.
3545 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
3547 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
3548 (invalidate_skipped_set): Call it unconditionally.
3549 (cse_set_around_loop): Likewise.
3551 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3553 * rtl.texi (mem): Add documentation for alias-set argument
3556 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3558 * i386.h (struct_processor_costs): New fields int_load, int_store,
3559 fp_move, fp_load and fp_store
3560 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
3562 (MEMORY_MOVE_COST): New macro.
3563 * i386.c (386_cost): Define new fields.
3564 (i486_cost): Likewise.
3565 (pentium_cost): Likewise.
3566 (pentiumpro_cost): Likewise.
3567 (k6_cost): Likewise.
3569 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
3570 Geoffrey Keating <geoffk@cygnus.com>
3572 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
3574 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
3577 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
3578 (TARGET_STRICT_ALIGNMENT): New macro.
3579 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
3580 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
3581 * invoke.texi (M680x0 Options): Document -mstrict-align.
3583 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
3584 Richard Henderson <rth@cygnus.com>
3586 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
3587 (ix86_split_long_move): Declare.
3588 * i386.c (split_xf, ix86_split_movdi): Remove.
3589 (ix86_split_to_parts, ix86_split_long_move): New.
3590 * i386.md (dimode move splitters): Use ix86_split_long_move.
3591 (dfmode move splitters): Likewise.
3592 (xfmode move splitters): Likewise.
3593 (movsf_1): Allow F->r.
3594 (movdf_1, movxf_1): Allow F->ro.
3596 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3598 * except.h (struct eh_entry): Add goto_entry_p.
3599 (eh_region_from_symbol): Remove prototype.
3600 * except.c (find_func_region_from_symbol): New function.
3601 (emit_cleanup_handler): Likewise.
3602 (eh_region_from_symbol): Make it static.
3603 (add_new_handler): Verify the argument.
3604 (find_func_region): Update comment.
3605 (expand_eh_region_end): Expand handlers here, rater than waiting
3606 until expand_leftover_cleanups or start_all_catch.
3607 (expand_leftover_cleanups): Don't expand here.
3608 (expand_start_all_catch): Or here.
3609 (expand_rethrow): Check the return value from find_func_region.
3610 * function.c (expand_function_end): Emit the catch_clauses.
3612 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
3614 * integrate.c (expand_inline_function): Add necessary check for NULL.
3616 1999-11-18 Nick Clifton <nickc@cygnus.com>
3618 * toplev.c (main): Correctly detect an unrecognised option.
3620 * cppinit.c (cpp_handle_option): Do not claim to have consumed
3621 a -f option if it has not been recognised.
3623 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
3625 * basic-block.h (update_life_extent): Remove trailing comma on
3626 enumeration type list.
3628 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3630 * varasm.c (output_constructor) Solved problem with long long
3631 bitfields. Corrected calculating this_time and shift. Also
3632 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
3634 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
3636 * flow.c (split_edge): Take looping structure into account when
3637 determining where to put the new block note.
3639 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
3641 * Makefile.in (ggc-none.o): Provide host specific version if
3644 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
3646 * cse.c (delete_trivially_dead_insns): Identify no-op insns
3647 containing subregs too.
3649 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3651 * invoke.texi: Add documentation for -muninit-const-in-rodata.
3652 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
3653 (TARGET_UNINIT_CONST_IN_RODATA): Define.
3654 (text_section): Add switches -munint-const-in-rodata and
3655 -mno-uninit-const-in-rodata.
3656 (ASM_OUTPUT_COMMON): Remove.
3657 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
3658 const objects should be placed in read-only data. Otherwise declare
3661 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
3663 * jump.c (jump_optimize_1): Revert last change.
3665 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
3667 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
3668 test if optimizing for size.
3670 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3672 * Makefile.in (toplev.o): Depend on except.h.
3673 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
3675 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3677 * i386.md (divmodsi4): Rewrite to expander.
3678 (*divmodsi4_nocltd): New.
3679 (*divmodsi4_cltd): New.
3680 (divmodsi4 splitter): Handle the case when input comes in edx.
3681 (udivmodhi4): Do not use constraints in exander.
3682 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
3684 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
3686 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
3687 for the common case.
3689 1999-11-16 Jakub Jelinek <jakub@redhat.com>
3691 * explow.c (hard_function_value): Add outgoing argument.
3692 * expr.h (hard_function_value): Declare it.
3693 * calls.c (expand_call, emit_library_call_value): Update callers.
3694 * function.c (aggregate_value_p): Ditto.
3695 (diddle_return_value): Must look at the outgoing registers
3696 on archs with register windows.
3698 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
3700 * alpha.c (alpha_build_va_list): Use make_lang_type and
3701 initialize TYPE_NAME for the va_list record.
3703 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
3705 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
3707 * ggc.h (struct ggc_statistics): Rearrange elements for better
3708 packing on 64-bit hosts.
3709 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
3710 (compute_nearerout): Likewise.
3712 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
3714 * config/rs6000/rs6000.c (first_reg_to_save): Save
3715 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
3717 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
3719 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
3720 notion of nesting to find the DIE for a type or function.
3721 DIEs can go in limbo even if we got a context_die.
3722 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
3723 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
3725 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
3726 (gen_type_die): Writing out the context doesn't cause member class
3727 template instantiations to be written out as well.
3729 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
3731 * rs6000.h (ASM_OUTPUT_DEF): New.
3732 Based on proposed addition from David Edelsohn.
3734 1999-11-15 Robert Lipe <RobertLipe@usa.net>
3735 Bruce Korb <autogen@linuxbox.com>
3737 * fixinc/inclhack.def
3738 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
3739 (unixware7_byteorder_fix): added. Removes conflicts for new defs
3741 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
3742 (svr4_endian): enabled with SVR5
3743 (svr4_mkdev): simplified syntax and enabled with SVR5
3745 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
3747 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
3748 * configure: Rebuilt.
3749 * config/t-freebsd-thread: New file.
3751 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
3753 * i386.c (ix86_decompose_address): Verify the base is a REG
3754 before trying to examine its register number.
3756 * basic-block.h: Remove all #defines and prototypes related to
3758 (free_bb_mem, compute_preds_succs): Remove prototype.
3759 * rtl.h (free_bb_mem): Remove prototype.
3760 * flow.c (alloc_int_list_node); Remove function.
3761 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
3762 (compute_preds_succs, free_bb_mem): Likewise.
3763 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
3764 * toplev.c (rest_of_compilation): Likewise.
3765 * haifa-sched.c (build_control_flow): Use flow generated edge
3766 list to build the haifa specific edge list.
3767 (find_rgns): Use new CFG data structures instead of pred/succ lists.
3768 (schedule_insns): Do not build pred/succ lists anymore. Instead
3769 build the edge table.
3771 * basic-block.h (dump_bb_data): Remove declaration.
3772 * flow.c (dump_bb_data): Remove function.
3773 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
3774 (sbitmap_union_of_predsucc): Likewise.
3776 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
3777 argument. All callers changed.
3778 (delete_null_pointer_checks_1): No longer need to compute the
3781 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
3782 All callers changed.
3783 (pre_expr_reaches_here_p_work): Likewise.
3784 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
3785 * lcm.c (compute_laterin): Fix initialization of LATER.
3786 (compute_nearerout): Similarly for NEARER.
3788 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3790 * cse.c (set_nonvarying_address_components): Delete unused function.
3791 (refers_to_p): Likewise.
3793 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
3795 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
3798 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3800 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
3801 definition in do while (0).
3803 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
3805 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
3807 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
3809 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
3811 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
3813 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
3814 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
3815 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
3816 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
3818 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
3819 saved on the stack. Output more accurate stack frame statistics
3820 into assembler file.
3822 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
3824 * genextract.c (record_insn_name): New function.
3825 (get_insn_name): No longer a stub.
3826 (main): Call record_insn_name for each insn. After each label
3827 written, print the insn name in a comment.
3829 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3831 * output.h (const_section, init_section, fini_section): Add
3834 * alpha/elf.h (const_section): Delete declaration.
3836 * svr4.h (const_section): Likewise.
3838 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
3840 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
3841 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
3842 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
3844 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
3845 variable-sized array bounds.
3847 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
3849 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
3852 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3854 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
3855 addresses the same way GO_IF_LEGITIMATE_INDEX does.
3857 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3859 * cse.c (hash_arg_in_struct): Delete.
3860 (struct table_elt): Delete elt in_struct.
3861 (struct set): Delete elt src_in_struct.
3862 (merge_equiv_classes): Don't set either hash_arg_in_struct or
3863 the corresponding in_struct elts.
3864 (canon_hash): Likewise.
3865 (safe_hash): Likewise.
3866 (find_best_addr): Likewise.
3867 (record_jump_cond): Likewise.
3868 (cse_insn): Likewise.
3870 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
3872 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
3874 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
3877 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
3879 * function.c (diddle_return_value): Put back check that the DECL_RTL
3880 for the function is a register.
3882 * function.c (diddle_return_value): Use hard_function_value to
3883 get an rtx suitable for use in the USE/CLOBBER insn.
3885 * global.c (global_conflicts): Update comments.
3886 (record_conflicts): No need to record conflicts between pseudos here.
3888 1999-11-11 Bruce Korb <autogen@linuxbox.com>
3890 * fixinc/fixincl.c: Added verbose levels for status messages
3892 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3894 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
3895 operand as argument to expand_and or expand_binop.
3897 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
3899 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
3900 gcc_add_string_root.
3902 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
3904 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
3906 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
3908 * flow.c (compute_flow_dominators): Initially put all blocks on
3910 * lcm.c (compute_antinout_edge, compute_available): Similarly.
3911 * gcse.c (compute_cprop_avinout): Remove.
3912 (compute_cprop_data): Use compute_available.
3913 (delete_null_pointer_checks_1): Use compute_available.
3915 * basic-block.h (compute_available): Returns a void now.
3916 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
3917 to return a value anymore.
3918 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
3919 worklists. Fix boundary cases. Compute maximal solutions.
3920 (compute_laterin, compute_nearerout): Similarly.
3922 * dwarf2out.c (add_AT_location_description): Allow
3923 (mem (plus (pseudo) (...)) too.
3925 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
3927 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
3929 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
3930 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3932 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
3934 * gansidecl.h: Likewise.
3940 * toplev.h: Likewise.
3946 * varray.c: Likewise.
3948 * varray.h: Likewise.
3950 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
3952 * gcov.c (struct arcdata): Add hits and total, remove prob.
3953 (output_branch_counts): New.
3954 (process_args): Set output_branch_counts if -c.
3955 (calculate_branch_probs): Store hits and total instead of
3957 (output_data): Emit counts if output_branch_counts is true.
3958 * gcov.texi (Invoking Gcov): Document -c switch..
3960 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
3962 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
3963 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
3965 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
3967 * invoke.texi (C Dialect Options): Add missing builtins from
3969 * extend.texi (Other Builtins): Copy to this list.
3971 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3973 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
3974 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
3977 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
3979 * flow.c (compute_flow_dominators): No longer treat basic block 0
3980 or (n_basic_blocks - 1) specially. Clear the AUX field before
3981 starting computation of doms/pdoms. Fix initial state for pdoms.
3983 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3985 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
3986 match rtl.o's: added ggc.h and toplev.h
3987 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
3988 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
3989 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
3991 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
3993 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
3994 from HAVE_DOS_BASED_FILESYSTEM.
3995 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
3996 HAVE_DOS_BASED_FILESYSTEM.
3998 (split_directories): Only special-case DOS file names if
3999 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
4000 instead of explicit tests. Conditionalize on !VMS.
4001 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
4002 tests. Conditionalize on !VMS.
4003 (process_command): Only use make_relative_prefix if !VMS.
4004 (free_split_directories): Conditionalize on !VMS.
4005 (DIR_UP): Conditionalize on !VMS.
4007 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
4009 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
4011 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
4013 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
4016 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
4018 * invoke.texi (Environment Variables): Document relative path
4020 * gcc.c (DIR_UP): If not defined, define as "..".
4021 (standard_bindir_prefix): New static, holds target location to
4023 (split_directories): New function to split a filename into
4024 component directories.
4025 (free_split_directories): New function, release memory allocated
4026 by split_directories.
4027 (make_relative_prefix): New function, make a relative pathname if
4028 the compiler is not in the expected location.
4029 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
4030 can figure out an appropriate prefix from argv[0].
4031 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
4032 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
4033 STANDARD_BINDIR_PREFIX.
4035 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4037 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
4039 * config/c4x/c4x.h: Moved prototypes to c4x.h.
4040 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
4041 c4x_secondary_memory_needed) Delete.
4042 (fp_zero_operand): Add mode argument.
4044 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
4046 * reload1.c (reload_reg_free_for_value_p): Don't use a register
4047 that is in reload_reg_used.
4049 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
4051 * config/arm/arm-protos.h: New file: Prototypes for functions
4052 defined in arm.c and pe.c.
4053 * config/arm/arm.h: Fix compile time warnings.
4054 * config/arm/arm.c: Fix compile time warnings.
4055 * config/arm/pe.h: Fix compile time warnings.
4056 * config/arm/aout.h: Fix compile time warnings.
4058 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
4060 * config/m32r/m32r-protos.h: New file: Prototypes for functions
4063 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
4064 Add support for subtargets.
4065 Add prototypes for new predicates.
4066 Add scheduling macros.
4068 * config/m32r/m32r.c: Fix compile time warnings.
4069 (int8_operand): New predicate function.
4070 (reg_or_cmp_int16_operand): New predicate function.
4071 (extend_operand): New predicate function.
4072 (m32r_adjust_code): New scheduling function.
4073 (m32r_adjust_priorty): New scheduling function.
4074 (m32r_sched_init): New scheduling function.
4075 (m32r_sched_reorder): New scheduling function.
4076 (m32r_sched_variable_issue): New scheduling function.
4077 (direct_return): New codegen function.
4078 (m32r_not_same_reg): New rtl testsing function.
4080 * config/m32r/m32r.md: Fix compile time warnings.
4081 Add support for pre decrement and post increment memory
4086 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4088 * global.c (EXECUTE_IF_CONFLICT): Don't define.
4089 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
4090 (find_reg): Likewise.
4092 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
4094 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
4095 to avoid assembler errors.
4097 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
4099 * config/v850/v850-protos.h: New file: Prototypes for functions
4101 * config/v850/v850.h: Move prototypes to v850-protos.h
4102 * config/v850/v850.c: Move prototypes to v850-protos.h
4103 * config/v850/v850.md: Fix compile time warnings.
4105 * config/fr30/fr30-protos.h: New file: Prototypes for functions
4107 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
4108 * config/fr30/fr30.c: Fix compile time warnings.
4109 * config/fr30/fr30.md: Fix compile time warnings.
4111 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
4113 * tree.h (get_containing_scope): Declare it.
4114 * tree.c (get_containing_scope): New fucntion.
4115 (decl_function_context): Use it.
4116 * toplev.c (rest_of_compilation): Use get_containing_scope.
4118 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4120 * Makefile.in (rtl.o): Depend on toplev.h.
4122 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
4124 * cse.c (delete_trivially_dead_insns): Replace alloca with
4126 * except.c (update_rethrow_references): Likewise.
4127 (init_eh_nesting_info): Likewise.
4128 * function.c (identify_blocks): Likewise.
4129 * gcse.c (dump_hash_table): Likewise.
4130 * graph.c (print_rtl_graph_with_bb): Likewise.
4131 * loop.c (combine_movables): Likewise.
4132 (move_movables): Likewise.
4133 (count_loop_regs_set): Likewise.
4134 (strength_reduce): Likewise.
4135 * profile.c (compute_branch_probabilities): New function, split
4137 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
4138 * regclass.c (regclass): Likewise.
4139 * regmove.c (regmove_optimize): Likewise.
4140 * toplev.c (compile_file): Likewise.
4141 (main): Don't mess with the stack rlimit.
4143 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
4145 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
4146 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
4148 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
4150 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
4152 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
4154 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
4155 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
4158 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
4160 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
4162 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
4164 * gcse.c (post_dominators): Kill.
4165 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
4166 (compute_code_hoist_data): Use compute_flow_dominators. Do not
4167 pass in a pdom array since we do not need pdoms.
4168 * haifa-sched.c (schedule_insns): Similarly.
4169 * flow.c (compute_dominators): Remove dead function.
4170 (compute_flow_dominators): Do not compute doms or pdoms if the
4171 caller does not request them. Split up loop to build doms and
4172 pdoms. Use a worklist to compute doms and pdoms.
4173 * basic-block.h (compute_dominators): Remove prototype.
4175 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
4177 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
4178 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
4179 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
4180 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
4181 (cant_move, fed_by_spec_load, is_load_insn): Remove.
4182 (schedule_region): Remove unused variable.
4183 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
4185 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
4187 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
4188 (update_equiv_regs): Likewise.
4189 (block_alloc): Likewise.
4190 * reg-stack.c (reg_to_stack): Likewise.
4191 (convert_regs_2): Likewise.
4192 * reload1.c (reload_as_needed): Likewise.
4194 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
4196 * Makefile.in (dbxout.o): Depend on ggc.h.
4197 (dwarf2out.o): Likewise.
4198 (xcoffout.o): Likewise.
4199 * dbxout.c: Include ggc.h.
4200 (dbxout_init): Register lastfile as a root.
4201 * dwarf2out.c: Include ggc.h.
4202 (dwarf2out_line): Register lastfile as a root.
4203 * xcoffout.c: Include ggc.h.
4204 (xcoffout_source_line): Register xcoff_lastfile as a root.
4206 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
4208 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
4210 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
4212 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
4214 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4216 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4218 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
4219 (EXECUTE_IF_CONFLICT): Likewise.
4220 (ALLOCNO_LIVE_P): Avoid signed division.
4221 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
4222 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
4223 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
4225 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
4227 * haifa-sched.c (schedule_block): Don't crash if there's no
4228 next insn for an interblock movement.
4229 (add_branch_dependences): Don't allow clobber insns to move either.
4231 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
4233 * i386.c (split_xf): New.
4234 * i386-protos.h: Declare it.
4235 * i386.md (movxf_1): Add general regs alternatives.
4236 (movxf_1+1): New splitter for same.
4238 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
4240 * function.c (purge_addressof_1): Add missing return values.
4242 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
4244 * function.c (is_addressof): New function. Returns true if
4245 the given piece of RTL is an ADDRESSOF.
4246 (purge_addressof_1): Make boolean. Return false if the
4247 ADDRESSOFs could not be purged.
4248 (purge_addressof): If ADDRESSOFs could not be purged from the
4249 notes attached to an insn, remove the offending note(s),
4250 unless they are attached to a libcall.
4252 1999-11-05 Andreas Jaeger <aj@suse.de>
4254 * genoutput.c (null_operand =): Initialize all fields.
4256 * errors.h: Add extern to prototypes.
4258 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
4260 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
4261 * configure: Rebuilt.
4263 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4265 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
4266 (mirror_conflicts): New function.
4267 (global_alloc): Call it.
4268 (expand_preferences): Remove redundant CONFLICTP test.
4269 (find_reg, dump_conflicts): Likewise.
4270 (prune_preferences): Process conflicts one word at a time.
4272 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
4274 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
4275 instead of an explicit loop.
4277 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
4279 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
4280 if REG_RETVAL check succeeds, then put classp in src_elt.
4282 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
4284 * function.c (pad_to_arg_alignment): Only update argument_pad
4285 if the argument's alignment is greater than STACK_BOUNDARY.
4287 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
4289 * bitmap.h (BITMAP_XFREE): New.
4290 * flow.c (life_analysis): Use it.
4291 (life_analysis_1): Free blocks.
4293 * combine.c (undo_commit): New.
4294 (try_combine): Use it. Don't zap undobuf.undos.
4295 (combine_instructions): Don't zap undobuf.undos; free the
4298 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
4300 * stmt.c (cost_table_): New.
4301 (estimate_case_costs): Use it instead of xmalloc.
4303 * toplev.c (compile_file): Reuse dumpname memory instead
4306 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
4308 * reg-stack.c (convert_regs_1): Initialize target_stack->top
4309 after verifying an EH edge.
4311 * haifa-sched.c (init_rgn_data_dependences): Correctly
4312 size bb_pending_lists_length when zeroing.
4314 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
4316 * function.c (diddle_return_value): New.
4317 (expand_function_end): Use it.
4318 * stmt.c (expand_null_return): Likewise.
4319 (expand_value_return): Likewise.
4321 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
4323 * reload1.c (reload): Don't remove return value clobbers.
4325 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
4327 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
4329 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
4331 * cse.c (cse_main): Use xmalloc, not alloca.
4332 (cse_basic_block): Likewise.
4333 * local-alloc.c (local_alloc): Likewise.
4335 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
4336 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4338 * rtl.c: Include toplev.h.
4339 (fatal): Remove declaration.
4341 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
4343 * haifa-sched.c (schedule_block): Fix thinko.
4345 1999-11-03 James McKelvey <mckelvey@fafnir.com>
4347 * fixinc/fixincl.c(create_file): Allow for systems that do not have
4348 S_IR* defined values
4350 1999-11-03 Philippe De Muyter <phdm@macqel.be>
4352 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
4353 call `malloc' instead.
4355 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
4357 * flags.h (flag_renumber_insns): Declare.
4358 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
4360 * rtl.h (renumber_insns): Change prototype.
4361 * toplev.c (flag_renumber_insns): Define.
4362 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
4364 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
4366 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
4367 and fpsqrtd. Use them and create fdiv function unit to more
4368 accurately represent fpu sqrt pipeline semantics on UltraSparc.
4369 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
4371 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
4373 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
4375 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
4376 insn into ready list, do not use just a raw swap.
4378 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
4380 * rtl.h (renumber_insns): New function.
4381 (remove_unnecessary_notes): Likewise.
4382 * emit-rtl.c (renumber_insns): Define.
4383 (remove_unncessary_notes): Likewise.
4384 * toplev.c (rest_of_compilation): Remove dead code.
4385 Use renumber_insns and remove_unncessary_notes.
4387 * gcse.c (struct null_pointer_info): New type.
4388 (get_bitmap_width): New function.
4389 (current_block): Remove.
4390 (nonnull_local): Likewise.
4391 (nonnull_killed): Likewise.
4392 (invalidate_nonnull_info): Take a null_pointer_info as input.
4393 (delete_null_pointer_checks_1): New function.
4394 (delete_null_pointer_checks): Use it.
4396 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
4397 (split_edges): Likewise.
4398 (schedule_block): Likewise.
4399 (compute_block_backward_dependencies): Likewise.
4400 (schedule_region): Likewise.
4401 (schedule_insns): Likewise.
4403 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
4405 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
4406 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
4407 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
4408 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
4409 * jump.c (delete_unreferenced_labels): Don't delete if
4410 LABEL_ALTERNATE_NAME is set.
4411 * print-rtl.c (print_rtx): Dump alternate name.
4412 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
4413 * rtl.h (LABEL_ALTERNATE_NAME): Define.
4414 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
4415 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
4417 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * fix-header.c (recognized_extern, recognized_function): Constify
4422 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
4423 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4424 (compute_available): Remove unused variable `last'.
4425 (compute_nearerout): Remove unused variable `temp_bitmap'.
4426 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4427 Remove unused variable `x'.
4429 * scan.h (recognized_function, recognized_extern): Constify a
4432 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
4434 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4436 * varasm.c (decode_rtx_const): Use XSTR to access the string
4439 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
4441 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
4443 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4445 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
4447 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
4449 * pa.c (ireg_operand): New function.
4450 * pa.h (PREDICATE_CODES): Handle ireg_operand.
4451 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
4452 Fix out of date comment.
4454 * pa.md (negdi2): Turn into expander + anonymous pattern.
4456 * reload.c (find_reloads): Fix typos in recent change.
4458 * dwarf2out.c: Do not include ctype.h.
4460 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4462 * regclass.c (record_reg_classes): Always use may_move_cost when
4463 seeing how operand fits with various register classes.
4465 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
4467 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
4468 * toplev.c: Revert Nov 1 13:22 change.
4470 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
4472 * config/pa/pa.md (height reduction patterns): Add checks for
4473 overlapping operands to avoid semantic-destroying splits for
4474 height reduction patterns.
4476 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4478 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
4479 have been an hyphen, fixed.
4480 * configure: Rebuilt.
4482 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
4484 * config/arm/tpe.h: Add prototypes for exported functions.
4485 * config/arm/pe.c: Fix compile time warnings.
4486 * config/arm/semi.h: Fix compile time warnings.
4487 * config/arm/arm.c: Fix compile time warnings.
4488 * config/arm/arm.h: Fix compile time warnings.
4489 * config/arm/arm.md: Fix compile time warnings.
4490 * config/arm/thumb.c: Fix compile time warnings.
4491 * config/arm/thumb.h: Fix compile time warnings.
4492 * config/arm/thumb.md: Fix compile time warnings.
4494 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
4496 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
4499 * unroll.c (unroll_loop): Remove LOOP notes when loop is
4500 completely unrolled.
4502 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4504 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
4506 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
4508 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
4509 * rtl.h (rtx_equal_p): Move prototype.
4510 * rtl.c (rtx_equal_function_value_matters): Move from
4512 (rtx_equal_p): Likewise.
4513 * rtlanal.c (rtx_equal_function_value_matters): Delete.
4514 (rtx_equal_p): Likewise.
4516 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4518 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
4521 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
4523 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
4525 * pa.h (ADDR_VEC_ALIGN): Define.
4527 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
4528 notes when presented with "if (foo) break; end_of_loop" and
4529 the break sequence gets moved out of the loop.
4531 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
4532 Remove explicit zero initializations of entries within MAP.
4534 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
4536 * reg-stack.c (convert_regs_1): Handle EH edges specially.
4538 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
4540 * bitmap.h (BITMAP_XMALLOC): New macro.
4541 * flow.c (CLEAN_ALLOCA): Remove.
4542 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
4543 (life_analysis): Likewise.
4544 (update_life_info): Don't use CLEAN_ALLOCA.
4545 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
4546 (calculate_global_regs_live): Likewise.
4547 (print_rtl_with_bb): Likewise.
4548 (verify_flow_info): Likewise.
4549 * global.c (global_alloc): Likewise.
4550 (global_conflicts): Likewise.
4551 * integrate.c (save_for_inline_nocopy): Likewise.
4552 (expand_inline_function): Likewise.
4553 * jump.c (jump_optimize_1): Likewise.
4554 (duplicate_loop_exit_test): Likewise.
4555 (thread_jumps): Likewise.
4556 * loop.c (loop_optimize): Likewise.
4557 (combine_givs): Likewise.
4558 (recombine_givs): Likewise.
4559 * reorg.c (dbr_schedule): Likewise.
4560 * unroll.c (unroll_loop): Likewise.
4562 * combine.c (combine_instructions): Use xmalloc instead of alloca.
4564 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
4566 * toplev.c (rest_of_compilation): Don't optimize the CFG
4567 when rebuilding, just before dbr.
4569 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4571 * output.h (assemble_end_function, assemble_destructor,
4572 assemble_constructor, assemble_gc_entry, assemble_global,
4573 assemble_label, output_constant_pool) Constify a char*.
4575 * varasm.c (assemble_destructor, assemble_constructor,
4576 assemble_gc_entry, assemble_end_function, assemble_global,
4577 assemble_label, output_constant_pool): Likewise.
4579 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
4581 * config/arm/thumb.c (thumb_expand_prologue): Add comments
4582 explaining what is goin on in this function.
4584 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4586 * regclass.c (record_reg_classes): In matching case, recompute
4587 costs since the direction of movement is different.
4589 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4591 * resource.c (mark_target_live_regs): For unconditional branches,
4592 the resources found at the branch target should be added to the
4593 resources found so far, not intersected.
4595 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
4597 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
4599 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
4600 (sys/mman.h): Include this file only if #HAVE_MMAP.
4601 (run_compiles): Initialize `esac_fmt' with one old KR string, not
4602 with automatically concatenated ANSI strings.
4604 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
4606 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
4607 (DIV_ROUND_UP): Robustify.
4608 (ggc_recalculate_in_use_p): New function.
4609 (release_pages): Don't inline it.
4610 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
4612 (ggc_pop_context): Use ggc_recalculate_in_use_p.
4613 (clear_marks): Always save in_use_p.
4614 (sweep_pages): Use ggc_recalculate_in_use_p.
4615 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
4616 Release pages before counting statistics.
4618 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
4620 * toplev.c (rest_of_compilation): Fix thinko in this change:
4622 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4624 (rest_of_compilation): If inside an inlined external function,
4625 pretend we are just being declared.
4627 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
4629 * flow.c (calculate_global_regs_live): Fix thinko.
4631 * integrate.c (expand_inline_function): Fix bugs in previous
4632 change from Oct 28, 1999.
4634 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
4636 * stmt.c (expand_value_return): Fix typo in this change:
4638 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4639 (expand_value_return): Correctly convert VAL when promoting function
4640 return; support RETURN_REG being a PARALLEL.
4642 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
4644 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
4646 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4648 * hard-reg-set.h (reg_names): Constify a char*.
4650 * regclass.c (reg_names): Likewise.
4652 * regs.h (reg_names): Likewise
4654 * a29k/a29k.c (reg_names): Delete declaration.
4656 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
4658 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
4659 arc_output_function_epilogue): Likewise.
4661 * elxsi/elxsi.c (reg_names): Likewise.
4663 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
4665 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
4668 * m88k/m88k.c (output_function_profiler): Likewise.
4670 * sparc/sparc.c (sparc_flat_output_function_prologue,
4671 sparc_flat_output_function_epilogue): Likewise.
4673 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
4675 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
4676 warning from -Wuninitialized and put it under -W.
4677 * function.c (uninitialized_vars_warning): Warn only when the
4678 corresponding flag is set.
4680 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
4682 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
4683 is nonzero and the single set does not have an elt, then assign
4686 * simplify-rtx.c: New file.
4687 * Makefile.in (OBJS): Add simplify-rtx.o
4688 (simplify-rtx.o): Add dependencies.
4689 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
4690 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
4691 (cse_gen_binary, simplify_unary_operation): Delete.
4692 (simplify_binary_operation, simplify_plus_minus): Likewise.
4693 (check_fold_consts, simplify_relation_operation): Likewise.
4694 (simplify_ternary_operation): Likewise.
4695 (delete_trivially_dead_insns): Simplify the contents of the
4696 REG_EQUAL note before trying to substitute it into the source
4697 of the reg-reg copy at the end of a libcall sequence.
4699 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
4700 references/callers changed.
4702 * mn10200.c (mn10200_va_arg): Force the return value into a
4705 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
4707 * cccp.c (macroexpand): Avoid out of range accesses for omitted
4710 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
4712 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
4714 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
4716 * fold-const.c (fold): Fix thinko when optimizing comparisons
4719 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
4721 * gcc.texi (Passes): Update front-end files to their current
4724 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
4726 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
4727 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4728 (PREDICATE_CODES): Add addition_operation.
4729 * alpha-protos.h (addition_operation): Declare.
4730 (secondary_reload_class): Likewise.
4731 * alpha.c (addition_operation): New.
4732 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
4733 * alpha.md (adddi3): Turn into expander.
4734 (*lda, *adddi_2): New.
4735 (movsf, movdf patterns): Don't preference integer regs.
4736 (movsi, movdi patterns): Don't preference fp regs.
4738 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
4740 * genrecog.c (write_switch): Check for duplicate CODE cases.
4742 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
4744 * ggc-common.c: Update pre-function commentary.
4745 * ggc-page.c: Likewise.
4747 (poison_pages): Use memset directly.
4748 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
4749 (ggc_collect): Poison before sweeping.
4750 * ggc-simple.c: Update pre-function commentary.
4751 (ggc_alloc_obj): Poison non-zeroed memory.
4753 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
4755 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
4756 match format string, even on 64-bit hosts.
4757 * gcc-page.c (ggc_page_print_statistics): Likewise.
4759 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
4761 * config/i386/i386.c (ix86_cpu): Revert last patch.
4762 * config/i386/i386.h (ix86_cpu): Ditto.
4764 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
4766 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
4767 TYPE_SIZE, convert type of result to sizetype.
4769 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
4771 * flow.c (count_or_remove_death_notes): Equate NULL with the
4774 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
4775 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
4778 * i386.c (pic_label_no): Delete.
4779 (ix86_attr_length_default): Don't use single_set to peek
4782 * recog.c (peephole2_optimize): Allow recog_next_insn to index
4783 the first insn after bb->end.
4784 * i386.md (push mem peeps): Scratch is live after evaluation
4786 (cmp mem peep): Similarly.
4788 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
4790 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
4791 * function.c (pad_to_arg_alignment): Add missing braces.
4793 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4795 * alpha/alpha-protos.h (literal_section): Add prototype.
4796 (alpha_need_linkage, alpha_start_function,alpha_end_function):
4799 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
4801 (alpha_start_function, alpha_end_function, float_strings,
4802 alpha_need_linkage): Constify a char*
4804 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
4806 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
4808 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
4810 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
4812 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4814 * flow.c (debug_flow_info): Add prototype.
4816 * gcc.c (main): Likewise.
4818 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
4821 * reload1.c (failed_reload, set_reload_reg): Likewise.
4823 * mips-tfile.c (main): Likewise.
4824 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
4825 with ATTRIBUTE_NORETURN.
4827 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
4829 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
4830 DECL is not a memory ref.
4832 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
4834 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
4835 * config/i386/i386.c (ix86_cpu): Add extern attribute.
4837 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
4839 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
4840 * config/mips/elf64.h: ditto.
4842 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
4844 * expr.c (emit_push_insn): New argument alignment_pad.
4845 Update all callers. Adjust stack pointer based on alignment pad.
4846 * function.c (pad_to_arg_alignment): New argument alignment_pad.
4847 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
4848 (locate_and_pad_parm): New argument alignment_pad. Update all
4850 * expr.h (emit_push_insn): Update prototype.
4851 (locate_and_pad_parm): Update prototype.
4852 * calls.c (arg_data): Add new field alignment_pad.
4853 (initialize_argument_information): Initialize alignment_pad.
4855 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
4857 * except.c (free_eh_nesting_info): Free the info itself.
4858 * function.c (free_after_compilation): Don't free NULL.
4859 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
4860 (pre_edge_insert): Free inserted.
4861 * stmt.c (free_stmt_status): Don't free NULL.
4863 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4865 * gcov.c (DIR_SEPARATOR): Provide default.
4866 (output_data): Add test for MS-DOS format absolute filename.
4867 (fancy_abort): Correct program name.
4868 (open_files): Open all files in binary mode.
4869 * libgcc2.c (__bb_exit_func): Likewise.
4871 * profile.c (init_branch_prob): Specify binary when opening files.
4873 * flags.h (flag_unwind_tables): New decl.
4874 * toplev.c (flag_unwind_table): New definition.
4875 (f_options): Add -funwind-tables.
4876 (decode_g_option): Clarify warning when unknown -g option is given.
4877 (rest_of_compilation): If inside an inlined external function,
4878 pretend we are just being declared.
4880 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
4881 (dwarf2out_frame_finish): Likewise.
4883 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
4885 * fold-const.c (merge_ranges): If not in0, but in1, handle
4886 upper bounds equal like subset case.
4888 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
4890 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
4891 passed in a register but moved to the stack.
4893 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
4895 * gcc.c (pass_exit_codes, greatest_status): New variables.
4896 (struct option_map): Add entry for "--pass-exit-codes".
4897 (execute): Update greatest_status if error.
4898 (display_help): Add documentation for -pass-exit-codes.
4899 (process_command): Handle -pass-exit-codes.
4900 (main): Look at pass_exit_codes and greatest_status on call to exit.
4902 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4904 * reload.c (find_reloads): Refine test for no input reload
4905 case to not includes reloads emitted after insn.
4907 * function.c (find_temp_slots_from_address): Handle sum involving
4908 a register that points to a temp slot.
4909 (update_temp_slot_address): Make recursive call if both old and
4910 new are PLUS with a common operand.
4911 * calls.c (expand_call): Mark temp slot for result as having
4914 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
4916 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
4917 component as well as "BINUTILS".
4919 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
4920 * integrate.c (copy_rtx_and_substitute): Likewise.
4921 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
4922 All callers changed.
4923 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
4925 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
4926 gdb extensions, write size of type; also be more consistent
4927 in using references when this is a subtype.
4929 * pa.md (extv, extzv, insv): Use define_expand to reject constant
4930 that is out of range.
4932 * loop.c (unknown_constant_address_altered): New variable.
4933 (prescan_loop): Initialize it.
4934 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
4935 (invariant_p, case MEM): Remove handling for volatile and readonly;
4936 check new variable if readonly.
4937 (check_dbra_loop): Chdeck unknown_constant_address_altered.
4939 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
4940 (addr_affects_sp_p): Removed from note_mem_written and only
4941 define #ifdef AUTO_INC_DEC.
4943 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
4945 * regclass.c (record_reg_classes): Properly handle register move
4948 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
4949 Don't think valid if both operands are invalid.
4950 (struct constant_descriptor): New field RTL.
4951 (mark_const_hash_entry): Mark it.
4952 (record_constant{,_rtx}): Initialize it.
4953 (output_constant_def): Allocate RTL in permanent obstack and
4955 ({record,compare}_constant_1): Modes must match for
4956 CONSTRUCTOR of ARRAY_TYPE.
4958 * c-common.h (initializer_constant_valid_p): Delete decl from here.
4959 * output.h (initializer_constant_valid_p): Move decl to here.
4960 * c-common.c (initializer_constant_valid_p): Delete function from here.
4961 * varasm.c (initializer_constant_valid_p): Move function to here.
4963 * tree.h (STRIP_SIGN_NOPS): New macro.
4964 * fold-const.c (optimize_minmax_comparison): New function.
4965 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
4966 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
4967 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
4968 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
4969 widening conversions.
4970 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
4971 to look at size of mode, not precision of type; also add missing cases.
4972 (optimize_bit_field_compare, decode_field_reference): Don't try to
4973 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
4975 * dwarf2out.c (ctype.h): Include.
4976 (dwarf2out_set_demangle_name_func): New function.
4977 (size_of_line_info): Deleted.
4978 (output_line_info): Compute size of line info table from difference
4980 (base_type_die, add_name_attribute): Call demangle function, if any.
4981 (field_byte_offset): Use bits per word for variable length fields.
4982 (gen_array_type_die): Add array name.
4983 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
4984 (dwarf2out_add_library_unit_info): New function.
4986 * explow.c (set_stack_check_libfunc): New function.
4987 (stack_check_libfunc): New static variable.
4988 (probe_stack_range): Allow front-end to set up a libfunc to call.
4990 * combine.c (simplify_comparison): When making comparison in wider
4991 mode, check for having commuted an AND and a SUBREG.
4992 (contains_muldiv): New function.
4993 (try_combine): Call it when dividing a PARALLEL.
4994 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
4995 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
4997 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
4998 use one of the CLOBBERs instead.
4999 (if_then_else_cond): If comparing against zero, just return thing
5002 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
5003 Don't generate shifts and subtract if have conditional arithmetic.
5005 * rtl.h (delete_barrier): New declaration.
5006 * jump.c (jump_optimize): Set up to handle conditional call.
5007 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
5008 (delete_barrier): New function.
5010 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
5012 * recog.c (nonmemory_operand): Accept ADDRESSOF.
5014 * tree.c (build_type_attribute_variant): Push to obstack of
5015 ttype around type_hash_canon call.
5017 * expr.c (placeholder_list): Move decl to file scope.
5018 (expand_expr): Don't force access to volatile just because its
5020 If ignoring reference operations, just expand the operands.
5021 (expand_expr, case COMPONENT_REF): Propagate
5022 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
5023 Refine test for using bitfield operations vs pointer punning.
5024 (expand_expr, case CONVERT_EXPR): If converting to
5025 BLKmode UNION_TYPE from BLKmode, just return inner object.
5026 Use proper mode in store_field call.
5027 Properly set sizes of object to store and total size in store_field
5028 call for convert to union.
5029 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
5030 memory (like for ADDR_EXPR). Also, don't put constant in register if
5031 we'll want it in memory.
5032 (readonly_fields_p): New function.
5033 (expand_expr, case INDIRECT_REF): Call it if LHS.
5034 (expand_assignment): Handle a RESULT_DECL where
5035 DECL_RTL is a PARALLEL.
5036 (do_jump, case WITH_RECORD_EXPR): New case.
5037 (get_inner_reference): Always go inside a CONVERT_EXPR
5038 and NOP_EXPR if both modes are the same.
5039 (store_field): Use bitfield operations if size of bitsize is not same
5040 as size of RHS's type.
5041 Check for bitpos not a multiple of alignment in BLKmode case.
5042 Do block move in largest possible alignment.
5043 (store_constructor): Set BITSIZE to -1 for variable size and properly
5044 in case of array of BLKmode.
5045 (expand_expr_unaligned): New function.
5046 (do_compare_and_jump): Call it.
5048 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
5049 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
5050 does not include 'o'.
5052 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
5053 both SET_DEST and SET_SRC reference a virtual register.
5054 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
5056 * integrate.c (expand_inline_function): Handle case of setting
5057 virtual stack vars register (from built in setjmp); when parameter
5058 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
5059 (subst_constant): Add new parm, MEMONLY.
5060 (expand_inline_function, integrate_parm_decls): Pass new parm.
5061 (integrate_decl_tree): Likewise.
5062 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
5063 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
5064 (copy_rtx_and_substitute, case SET): Add explicit calls to
5065 copy_rtx_and_substitute for both sides.
5067 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
5069 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
5070 within INDEX_TYPE, instead of before.
5071 (fixup_gotos): Use f->target_rtl, not the next insn,
5072 since latter may be from a later fixup.
5073 (expand_value_return): Correctly convert VAL when promoting function
5074 return; support RETURN_REG being a PARALLEL.
5075 (expand_return): When checking for result in regs and having
5076 cleanup, consider PARALLEL in DECL_RTL as being in regs.
5078 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
5080 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
5081 last_nominal_fname): Mark const.
5082 (struct include_hash: name, nshort, control_macro): Mark
5084 (struct macrodef: symnam): Mark const.
5085 (struct if_stack: fname): Mark const.
5086 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
5087 (IStable): New character-syntax array which encompasses all
5088 the old is_foo arrays.
5089 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
5090 is_space): New macros for interrogating IStable.
5091 (check_macro_name): Kill last argument. All callers changed.
5093 * cppinit.c (initialize_char_syntax): Delete.
5094 (is_idchar, is_idstart, is_hor_space, is_space,
5095 trigraph_table): Delete.
5096 (IStable): New. Initialize with clever macros to avoid
5097 information duplication.
5098 (builtin_array): Table of builtins to get rid of explicit list
5099 in initialize_builtins.
5100 (initialize_builtins): Use builtins_array.
5101 (cpp_start_read): Call init_IStable, and set IStable['$'] if
5102 opts->dollars_in_ident.
5104 * cppexp.c: Change all refs to is_xyz[] arrays to use new
5106 (cpp_parse_expr): Avoid 'format string is not constant'
5107 warning. Use ISGRAPH to identify printable chars.
5108 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
5110 (read_and_prescan): Map trigraphs to chars with open-coded
5111 if-else-if-... sequence, not a lookup table.
5112 * cpphash.c: Change all refs to is_xyz[] arrays to use new
5114 * cpplib.c: Change all refs to is_xyz[] arrays to use new
5115 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
5116 (check_macro_name): Remove ability to report an invalid
5117 assertion name, which is never used.
5118 (do_line): Constify a couple of char *'s.
5119 * cppmain.c (main): Call cpp_cleanup before returning.
5121 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
5123 * ggc.h (struct ggc_statistics): New type.
5124 (ggc_get_size): New function.
5125 (ggc_print_statistics): Likewise.
5126 * ggc-common.c (ggc_stats): New variable.
5127 (ggc_mark_rtx_children): Keep statistics.
5128 (ggc_mark_tree_children): Likewise.
5129 (ggc_print_statistics): New function.
5130 * ggc-page.c (struct globals): Add bytes_mapped field.
5131 (alloc_anon): Update it.
5132 (release_pages): Likewise.
5133 (ggc_get_size): New function.
5134 (ggc_page_print_statistics): New function.
5135 * ggc-simple.c (ggc_get_size): New function.
5137 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
5139 * flow.c (propagate_block): When the last reference to a label
5140 before an ADDR_VEC is deleted because the reference is a dead
5141 store, delete the ADDR_VEC.
5143 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
5145 * resource.c (find_free_register): Don't use the frame pointer
5146 if frame_pointer_needed.
5148 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
5150 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
5151 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
5153 * config/i960/i960.c (i960_va_start): New locals base, num.
5154 Use INDIRECT_REF instead of ARRAY_REF on valist.
5155 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
5157 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
5159 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
5161 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
5163 * tree.def (PLACEHOLDER_EXPR): Update comments.
5165 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5167 * c-common.c (check_format_info): Avoid non-literal format string
5168 warnings when `first_arg_num' is zero.
5170 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5172 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
5174 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
5176 * arm.md (casesi_insn): Add a clobber of the condition code
5179 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
5181 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
5182 used by both cc1 and cc1plus.
5184 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
5186 * config/arm/arm.c: Initialise arm_structure_size_boundary to
5187 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
5188 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
5189 to the value 32 if it has not already been defined.
5190 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
5191 Override definition in arm.h with a value of 8.
5193 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
5195 * c-pragma.c (push_alignment): Don't check the return value
5198 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
5200 * sparc.h (ADJUST_COST): Fix thinko.
5202 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
5204 * cccp.c (rescan): Fixed obp pointer handling around call to
5205 check_expand subroutine.
5207 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
5209 * gcse.c (delete_null_pointer_checks): Only record non-null info
5210 for pseudos when examining stores.
5212 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
5213 splitters for these patterns. Use "#" for output templates.
5214 (addsi3_carryin_shift): New pattern.
5216 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
5218 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
5219 of the function return register into a plain REG until
5220 after function inlining is done.
5222 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5224 * jump.c (jump_optimize_1): If we did cross-jumping, and
5225 the data will matter, rebuild the CFG.
5226 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
5227 not optimizing. Don't run shorten_branches.
5228 * toplev.c (rest_of_compilation): Run shorten_branches after
5231 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
5233 * rtl.h (note_stores): Add additional paramter.
5234 * rtlanal.c (reg_set_p_1): Take additional paramter.
5235 (reg_set_last_1): Likewise.
5236 (reg_set_p): Adjust call to note_stores.
5237 (reg_set_last): Likewise.
5238 (note_stores): Pass data parameter to worker function.
5239 * alias.c (record_set): Take additional parameter.
5240 (init_alias_analysis): Pass it.
5241 * caller-save.c (mark_set_regs): Take additional parameter.
5242 (save_call_clobbered_regs): Pass NULL to note_stores.
5243 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
5245 (record_dead_and_set_regs_1): Likewise.
5246 (reg_dead_at_p_1): Likewise.
5247 (combine_instructions): Adjust calls to note_stores.
5248 (try_combine): Likewise.
5249 (record_dead_insn): Remove.
5250 (record_dead_and_set_regs): Adjust calls to note_stores.
5251 (reg_dead_at_p): Likewise.
5252 * cse.c (invalidate_skipped_set): Take additional parameter.
5253 (cse_check_loop_start): Likewise.
5254 (cse_check_loop_start_value): Remove.
5255 (cse_set_around_loop): Adjust calls to note_stores.
5256 * flow.c (notice_stack_pointer_modification): Take additional
5257 parameter. Remove duplicate declaration.
5258 (record_volatile_insns): Adjust calls to note_stores.
5259 * gcse.c (record_set_info): Take additional parameter.
5260 (record_last_set_info): Likewise.
5261 (invalidate_nonnull_info): Likewise.
5262 (record_set_insn): Remove.
5263 (compute_sets): Adjust calls to note_stores.
5264 (last_set_insn): Remove.
5265 (compute_hash_table): Adjust calls to note_stores.
5266 (insert_insn_end_bb): Likewise.
5267 (delete_null_pointer_checks): Likewise.
5268 * global.c (mark_reg_store): Take additional parameter.
5269 (mark_reg_clobber): Likewise.
5270 (reg_becomes_live): Likewise.
5271 (global_conflicts): Adjust calls to note_stores.
5272 (build_insn_chain): Likewise.
5273 * integrate.c (note_modified_parmregs): Take additional parameter.
5274 (mark_stores): Likewise. Make it static.
5275 (save_for_inline_nocopy): Adjust calls to note_stores.
5276 (try_constants): Likewise.
5277 * integrate.h (mark_stores): Remove declaration.
5278 * jump.c (mark_modified_reg): Take additional parameter.
5279 (thread_jumps): Adjust calls to note_stores.
5280 * local-alloc.c (validate_equiv_mem_from_store): Take additional
5282 (no_equiv): Likewise.
5283 (reg_is_set): Likewise.
5284 (validate_equiv_mem): Adjust calls to note_stores.
5285 (update_equiv_regs): Likewise.
5286 (block_alloc): Likewise.
5287 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
5288 (note_addr_stored): Take additional parameter.
5289 (note_set_pseudo_multiple_uses): Likewise.
5290 (record_initial): Likewise.
5291 (prescan_loop): Adjust calls to note_stores.
5292 (strength_reduce): Likewise.
5293 (check_dbra_loop): Likewise.
5294 * regmove.c (flags_set_1): Take additional paramter.
5295 (mark_flags_life_zones): Adjust calls to note_stores.
5296 * reload1.c (mark_not_eliminable): Take additional parameter.
5297 (forget_old_reloads_1): Likewise.
5298 (reload_cse_invalidate_rtx): Likewise.
5299 (reload_cse_check_clobber): Likewise.
5300 (reload_combine_note_store): Likewise.
5301 (move2add_note_store): Likewise.
5302 (reload): Adjust calls to note_stores.
5303 (reload_as_needed): Likewise.
5304 (emit_reload_insns): Likewise.
5305 (reload_cse_regs_1): Likewise.
5306 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
5307 (reload_combine): Adjust calls to note_stores.
5308 * resource.c (update_live_status): Take additional paramter.
5309 (mark_target_live_regs): Adjust calls to note_stores.
5310 * stupid.c (find_clobbered_regs): Take additional parameter.
5311 (stupid_life_analysis): Adjust calls to note_stores.
5313 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
5315 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
5318 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
5321 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
5322 of the variable arm_structure_size_boundary.
5324 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5326 * alias.c (init_alias_analysis): Allocate reg_known_value and
5327 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
5329 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
5330 * cse.c (cse_main): Call end_alias_analysis.
5331 * haifa-sched.c (schedule_insns): Likewise.
5332 * local-alloc. (update_equiv_regs): Likewise.
5333 * reload1.c (reload_cse_regs): Likewise.
5335 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5337 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
5338 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
5339 mapping from MASK_FPU.
5341 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
5343 * sparc.md (call): Don't bound structure return size to 0xfff.
5345 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
5347 * resource.c (mark_target_live_regs): Check that the target
5348 insn wasn't created after compute_bb_for_insn.
5350 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
5352 * ggc-page.c (poison_pages): Don't be overzealous.
5354 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
5356 * alias.c: Update comments for ADDRESS.
5357 (nonlocal_reference_p): Look inside the ADDRESS to determine if
5358 it is a local memory reference.
5360 * c-typeck.c (build_function_call): Check that the built-in
5361 function is of class BUILT_IN_NORMAL before trying to recongize
5363 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
5364 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
5366 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
5368 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
5370 (pre_gcse): Likewise.
5371 (hoist_expr_reaches_here_p): Likewise.
5372 (hoist_code): Likewise.
5373 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
5375 (pre_expr_reaches_here_p_work): ... here.
5376 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
5378 (expr_reaches_here_p_work): ... here.
5380 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
5382 * resource.c (find_basic_block): Delete.
5383 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
5384 (init_resource_info): Call compute_bb_for_insn.
5386 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
5388 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
5389 with already adjacent blocks, but no fallthru.
5390 (merge_blocks_move_successor_nojumps): Simplify.
5391 (debug_flow_info): New.
5393 * toplev.c (rest_of_compilation): Open jump1 dump file before
5394 jump and close after, as opposed to just using dump_rtl.
5396 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5398 * reload.h (earlyclobber_operand_p): Declare.
5399 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
5400 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5401 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
5402 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
5404 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
5405 Richard Henderson <rth@cygnus.com>
5407 * emit-rtl.c (emit_block_insn_before): New.
5408 (emit_block_insn_after): New.
5409 * basic-block.h: Declare them.
5411 * bitmap.h: Protect from multiple inclusion.
5413 * recog.c (scratch_operand): Handle VOIDmode correctly.
5415 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
5417 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
5418 * function.c (assign_parms): Likewise.
5419 * global.c (global_conflicts): Clarify STACK_REGS commentary.
5421 * reg-stack.c (max_uid): Remove.
5422 (blocks, block_begin, block_end, block_drops_in): Remove.
5423 (block_stack_in, block_out_reg_set, block_number): Remove.
5424 (struct block_info_def, BLOCK_INFO): New.
5425 (enum emit_where): New.
5426 (current_block): New.
5427 (BLOCK_NUM): Remove.
5428 (mark_regs_pat, record_label_references): Remove.
5429 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
5431 (goto_block_pat, print_blocks, dump_stack_info): Remove.
5432 (reg_to_stack): Simplified test for existance of fp code. Use
5433 flow.c code. Call shorten_branches after cross-jump opt.
5434 (check_asm_stack_operands): Renamed from record_asm_reg_life.
5435 Return false if the asm doesn't use stack regs. Don't do life
5436 analysis on the asm.
5437 (emit_pop_insn): Replace function pointer arg `when' with
5438 enum `where'. Update all callers.
5439 (change_stack): Likewise. Update basic block end.
5440 (emit_swap_insn): Use current_block->head to limit reverse search
5441 for start of block. Use emit_block_insn_after.
5442 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
5443 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
5444 structure assignment instead of bcopy.
5446 (convert_regs_entry, convert_regs_exit): New.
5447 (convert_regs_1, convert_regs_2): Split out from convert_regs.
5448 Work on basic blocks and the CFG.
5449 (convert_regs): Use them.
5451 * i386.c (output_fix_trunc): Remove code for DImode input operand
5452 not at top-of-stack.
5453 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
5455 (fix_truncdi_1): Allow any mode scratch.
5457 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
5459 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
5460 * linux.h, netbsd.h, vms.h: Not here.
5462 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
5464 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
5465 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
5466 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
5467 CONDITIONAL_REGISTER_USEAGE): Use them.
5468 * config/mips/mips.c (mips_move_1word,mips_move_2words,
5469 gen_conditional_branch,override_options) : Use them.
5470 * config/mips/mips.md : Use them.
5472 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
5474 * i386.md (zero_extendqihi2): Use SImode register name with andl.
5476 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
5478 * integrate.c (function_cannot_inline_p): Don't allow inlining
5481 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5483 * c-parse.in (cast_expr): Constify.
5485 * cccp.c (special_symbol): Likewise.
5487 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
5489 * dwarf2out.c (base_type_die): Likewise.
5491 * global.c (allocno_compare): Likewise.
5493 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
5495 * regclass.c (fix_register): Likewise.
5497 * rtl.h (fix_register): Likewise.
5499 * stupid.c (stupid_reg_compare): Likewise.
5501 * toplev.c (decode_f_option): Likewise.
5503 * tree.c (build_complex_type): Likewise.
5505 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
5507 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
5509 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5511 * reload.c (find_reloads): Compute mode and nregs fields of all
5513 * reload1.c (calculate_needs_all_insns): Simplify a bit.
5514 (calculate_needs): Use precomputed mode/nregs values.
5515 (allocate_reload_reg): Likewise.
5517 (failed_reload, set_reload_reg): ... new functions.
5518 (choose_reload_regs_init): New function, mostly broken out from...
5519 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
5520 Also lose one #if 0 block.
5522 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
5524 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
5527 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
5529 * tree.h (BLOCK_TYPE_TAGS): Remove.
5530 (BLOCK_END_NOTE): Likewise.
5531 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5532 (BLOCK_LIVE_RANGE_START): Likewise.
5533 (BLOCK_LIVE_RANGE_END): Likewise.
5534 (tree_block): Remove live_range_flag, live_range_var_flag, and
5535 type_tags. Remove end_note, live_range_start, and live_range_end.
5536 (remember_end_note): Remove prototype.
5537 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
5538 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
5540 * ggc-common.c (ggc_mark_tree_children): Don't mark
5541 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
5542 * integrate.c (adjust_copied_decl_tree): Remove.
5543 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
5544 * stmt.c (last_block_end_note): Remove.
5545 (init_stmt): Don't add a GC root for it.
5546 (expand_fixup): Don't set it.
5547 (remember_end_note): Remove.
5548 (expand_end_bindings): Don't set last_block_end_note.
5550 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5552 * reload1.c (reload_reg_free_for_value_p): Show
5553 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
5556 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
5558 * expmed.c (extract_bit_field): Allow for the case of non-integer
5559 objects that are smaller than a word (like SFmode on a 64-bit
5562 * loop.c (basic_induction_var): A non-integer variable which is
5563 being set by a paradoxical subreg is probably not a biv.
5565 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5567 * prefix.c (translate_name) Check for empty prefix string.
5569 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
5571 * Makefile.in (CPP_CROSS_NAME): New variable.
5572 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
5574 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
5575 names of the files to be uninstalled.
5577 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
5579 * collect2.c (IS_DIR_SEPARATOR): Define.
5580 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
5582 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
5585 * haifa-sched.c (add_dependence): Update the true dependency
5586 cache the first time we add a true dependence to the LOG_LINKS chain.
5588 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
5590 * fold-const.c (fold): Fix comment.
5592 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5594 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
5595 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
5596 dbxout_start_new_source_file, dbxout_source_file,
5597 dbxout_source_line, dbxout_finish, dbxout_type_fields,
5598 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
5600 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
5601 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
5602 (dbxout_block): Initialize variable `blocknum'.
5604 * dbxout.h (dbxout_init, dbxout_finish,
5605 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
5606 dbxout_args, dbxout_source_line): Constify a char*.
5608 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
5609 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
5610 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
5611 low_pc_attribute, high_pc_attribute, body_begin_attribute,
5612 body_end_attribute, comp_dir_attribute, sf_names_attribute,
5613 src_info_attribute, mac_info_attribute, producer_attribute,
5614 lookup_filename, generate_macinfo_entry, fundamental_type_code,
5615 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
5616 dwarfout_undef): Constify a char*.
5617 (add_incomplete_type, retry_incomplete_types): Add prototypes.
5619 * dwarfout.h (dwarfout_define, dwarfout_undef,
5620 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
5622 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
5624 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
5625 (MULTILIB_ISA_DEFAULT): New.
5626 (MULTILIB_DEFAULTS): Use it.
5627 * config/mips/mips.c (): Remove the now unnecessary definition
5628 of MIPS_ISA_DEFAULT.
5629 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
5630 unnecessary definition.
5632 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
5634 * arm.md (pic_load_addr): Add constraints to operand 1.
5636 1999-10-25 Bruce Korb <autogen@linuxbox.com>
5638 * fixinc/genfixes: Provide a means for specifying -D options to
5641 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
5643 * arm.c (arm_override_options): Correct initialization of
5644 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
5645 arm_is_strong, and arm_is_6_or_7.
5647 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
5648 (note_set_pseudo_multiple_uses): New function.
5649 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
5650 if a pseudo set in the loop exit is used elsewhere.
5652 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
5654 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
5656 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
5658 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
5659 a single load-address pattern.
5661 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
5663 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
5664 depending on whether or not line-number notes are present.
5666 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5668 * cccp.c (progname, file_buf, default_include, include_file,
5669 macrodef, definition, hashval, wchar_type, user_label_prefix,
5670 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
5671 expand_to_temp_buffer, is_system_include, base_name,
5672 absolute_filename, read_name_map, open_include_file,
5673 record_control_macro, check_precompiled, check_preconditions,
5674 pcfinclude, pass_thru_directive, create_definition,
5675 check_macro_name, comp_def_part, collect_expansion,
5676 check_assertion, read_token_list, assertion_install,
5677 assertion_lookup, eval_if_expression, conditional_skip,
5678 validate_else, skip_quoted_string, quote_string, macarg1,
5679 error_from_errno, install, lookup, hashf, dump_defn_1,
5680 perror_with_name, pfatal_with_name, main, trigraph_pcp,
5681 check_white_space, rescan, handle_directive, monthnames,
5682 special_symbol, do_include, remap_include_file, write_output,
5683 arglist, do_assert, do_unassert, do_line, do_error, do_once,
5684 do_ident, do_sccs, do_xifdef, skip_if_group,
5685 output_line_directive, macroexpand, macarg, change_newlines,
5686 initialize_builtins, make_definition): Constify a char*.
5688 * pcp.h (stringdef): Likewise.
5690 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
5692 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
5695 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
5696 Richard Henderson <rth@cygnus.com>
5698 * alias.c: Include ggc.h.
5699 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
5700 (record_set): Verify enough room in reg_base_value.
5701 (init_alias_analysis): Allocate reg_base_value with xcalloc.
5702 Register it as a GC root.
5703 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
5704 * Makefile.in (alias.o): Depend on ggc.h.
5706 * unroll.c (unroll_loop): Verify the insn before a barrier
5707 is a JUMP_INSN before checking JUMP_LABEL.
5709 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
5712 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
5713 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
5714 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
5715 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
5716 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
5718 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5720 * output.h (ctors_section, dtors_section, bss_section): Prototype.
5722 * alpha/alpha-interix.h (text_section): Delete prototype.
5723 * alpha/elf.h (text_section): Likewise.
5724 * arm/linux-elf.h (text_section): Likewise.
5725 * arm/linux-telf.h (text_section): Likewise.
5726 * c4x/c4x.h (text_section): Likewise.
5727 * dsp16xx/dsp16xx.h (bss_section): Likewise.
5728 * elfos.h (text_section): Likewise.
5729 * i386/aix386ng.h (text_section): Likewise.
5730 * i386/i386-interix.h (text_section): Likewise.
5731 * i386/sco5.h (text_section): Likewise.
5732 * i386/svr3gas.h (text_section): Likewise.
5733 * nextstep.h (text_section): Likewise.
5734 * psos.h (text_section): Likewise.
5735 * ptx4.h (text_section): Likewise.
5736 * svr3.h (text_section): Likewise.
5737 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
5739 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5741 * final.c (peephole): Delete prototype.
5743 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
5744 (pre_insert_copies): Remove unused variable `bb'.
5746 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
5749 * output.h (peephole): Add prototype.
5751 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
5753 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
5756 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
5758 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
5759 for inlined declarations.
5761 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
5763 * arm.c (logical_binary_operator): New fucntion.
5764 * arm.h (logical_binary_operator): Declare it.
5765 (PREDICATE_CODES): Handle logical_binary_operator.
5766 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
5767 output constraints. Add appropriate splitters.
5768 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
5769 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
5770 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
5772 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5774 * genoutput.c (struct operand_data): New elt eliminable.
5775 (output_operand_data): Write it.
5776 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
5777 (compare_operands): Take it into account.
5778 * recog.h (struct insn_operand_data): New elt eliminable.
5779 * reload1.c (check_eliminable_occurrences, elimination_effects): New
5781 (old_asm_operands_vec, new_asm_operands_vec): Delete.
5782 (eliminate_regs): Move code that detects changes to elimination
5783 target regs into new function elimination_effects.
5784 Delete one #if 0 block.
5785 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
5786 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
5787 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
5788 Only call eliminate_regs for real operands of the insn, not for parts
5789 of its structure or parts matched by things like match_operator.
5790 Use elimination_effects and check_eliminable_occurrences. Use
5791 copy_insn to duplicate the pattern when not in the final pass.
5793 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
5795 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
5798 1999-10-22 Bruce Korb <autogen@linuxbox.com>
5800 * fixinc/README: document the "mach" machine matching test
5801 * fixinc/fixfixes.c: Implement the #else/#endif label fix
5802 * fixinc/fixtests.c: Implement the #else/#endif label test
5803 * fixinc/inclhack.def: utilize these tests and fixes
5804 * fixinc/inclhack.sh: regen
5805 * fixinc/fixincl.x: regen
5806 * fixinc/fixincl.sh: regen
5808 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
5810 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
5813 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
5815 * gcc.1: Document exit codes.
5817 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5819 * calls.c: Include tm_p.h later, so everything we need is defined.
5821 * function.c: Likewise.
5823 * except.c: Include tm_p.h.
5825 * sparc.c: Likewise.
5826 (dwarf2out_cfi_label): Don't prototype.
5827 (check_return_regs, epilogue_renumber,
5828 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
5829 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
5830 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
5831 ultra_schedule_insn): Add static prototype.
5832 (data_segment_operand, text_segment_operand): Call itself with the
5833 proper number of arguments.
5834 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
5836 * sparc.h: Move all declarations to sparc-protos.h.
5837 (SELECT_RTX_SECTION): Pass a missing MODE argument to
5840 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
5842 * config/svr4.h (text_section, ctors_section, dtors_section): Add
5844 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
5845 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
5846 ASM_OUTPUT_ASCII): Constify a char*.
5848 * sparc-protos.h: New file for sparc prototypes.
5850 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5852 * function.c (record_insns, contains): Always declare and define.
5853 (record_insns): Mark with ATTRIBUTE_UNUSED.
5855 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5857 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
5858 to .section when outputting a .bss section to deal with multiple
5859 .bss input sections (as happens with -fdata-sections)
5860 Also output %progbits, not @progbits so the assembler doesn't treat as
5862 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
5864 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
5865 thumb parts even when building with non-thumb CPUs, by forcing
5868 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
5870 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
5871 (movdf_const_intreg_sp64): Similarly.
5873 * local-alloc.c (update_equiv_regs): Check the correct insn
5874 for pre-existing REG_EQUIV notes.
5876 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
5878 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
5879 block reached by a branch if we're not going to actually process
5882 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
5884 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
5885 a local extern function declaration.
5887 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
5889 * i386.c (ix86_expand_prologue): Properly wrap USE around
5890 reg for CALL_INSN_FUNCTION_USAGE.
5892 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
5894 * config/mips/mips.md (movdf_internal1a): Allow floating-point
5895 move between GP_REGs.
5897 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
5899 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
5900 the mode size when finding out if an offset is legal.
5902 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
5904 * basic-block.h (PROP_*): Move constants from ...
5906 (compute_bb_for_insn): Free the array before reallocating.
5907 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
5908 (allocate_reg_life_data): Reset all reg variables collected by
5910 (get_block_head_tail): Don't convert from bb to block.
5911 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
5912 (find_insn_reg_weight): Take block not bb.
5913 (schedule_block): Don't set block num for moved insns.
5914 (schedule_region): Don't update_life_info or find_insn_reg_weight.
5915 (schedule_insns): Do it here instead.
5916 * combine.c (combine_instructions): Invoke compute_bb_for_insn
5917 before update_life_info.
5918 * recog.c (split_all_insns, peephole2_optimize): Update for
5919 new arg to update_life_info.
5920 * rtlanal.c (remove_note): Cope with NULL note.
5921 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
5924 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
5926 * jump.c (jump_optimize_1): More accurately detect casesi insns.
5928 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
5929 block records so that merge_blocks_nomove will clean up correctly.
5930 (split_edge): Handle casesi insns.
5932 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
5934 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
5936 * pa.md (call, call_value): Do not emit a blockage after restoring
5939 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
5941 * c-typeck.c (c_expand_asm_operands): Fix typo.
5943 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5945 * arm.c (fpu_rhs_operand): Verify modes.
5946 (fpu_add_operand): Likewise.
5947 (di_operand): Likewise.
5948 (soft_df_operand): Likewise.
5950 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
5952 * arm.c (arm_return_in_memory): APCS rules state that the elements
5953 of a structure returned in a register must be 'integer-like'.
5955 1999-10-19 Bruce Korb <autogen@linuxbox.com>
5957 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
5958 in the source tree when the generated targets are out of date
5959 * fixinc/genfixes: Alter it to run individual fixes for make.
5960 * fixinc/README: rewrite
5961 * fixinc/inclhack.def: moved initial comments to README
5963 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
5965 * toplev.c (main): Do not generate an error message if an
5966 unrecognised command line switch is recognisable by another
5967 language. If extra_warnings are enabled, then generate a
5968 warning message instead.
5970 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
5972 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
5973 (insert_pack_attributes): Delete prototype.
5975 * c-pragma.c (default_alignment): New static variable.
5976 (push_alignment): Initialize to current effective alignment.
5977 (pop_alignment): Use to set new alignment.
5978 (insert_pack_attributes): Delete function.
5979 (handle_pragma_token): Set default_alignment as well each time
5980 a #pragma pack(<n>) is encountered.
5982 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
5984 * reg-stack.c (stack_result): Aggregates are not returned in
5987 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5989 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
5991 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
5993 * basic-block.h (set_block_num): Declare.
5994 * flow.c (update_life_info): Don't call compute_bb_for_insn
5995 or free_basic_block_vars.
5996 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
5997 (insn_orig_block): Remove.
5998 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
5999 (schedule_block): Keep BLOCK_NUM up-to-date.
6000 (schedule_insns): Use compute_bb_for_insn.
6001 * recog.c (split_all_insns): Likewise.
6002 (peephole2_optimize): Likewise.
6004 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
6006 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
6007 if the pic register is used.
6009 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6011 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
6012 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
6013 if that tests TREE_PERMANENT.
6015 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
6017 * cse.c (invalidate_for_call): Do not remove memory references from
6018 the table here. It's handled elsewhere.
6020 * haifa-sched.c (add_dependence): Protect references to the
6021 true dependency cache with #ifdef INSN_SCHEDULING.
6022 (remove_dependence): Similarly.
6024 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
6025 to the cfg code that this is a return instruction.
6026 * mn10300.md (return_internal): Similarly.
6028 * combine.c (get_last_value): If the last set of a register
6029 is after subst_low_cuid, then we can not use it to determine
6030 the register's last value.
6032 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6034 * Makefile.in: Back out previous change.
6036 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
6038 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
6040 * haifa-sched.c (add_dependence): Only check/update the cache
6042 (remove_dependence): Likewise.
6043 (schedule_insns): Only create the true_dependency_cache if the
6044 average number of instructions in a basic block is very large.
6046 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6048 * Makefile.in (ggc-common.o): Depend on genrtl.h.
6049 (ggc-simple.o): Likewise.
6050 (ggc-page.o): Likewise.
6052 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
6054 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
6055 Prototype for exported functions.
6056 (pre_lcm, pre_rev_lcm): Remove prototypes.
6057 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
6058 (compute_available): Move to lcm.c, and change parameter order.
6059 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
6060 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
6061 (gcse_main): No longer call compute_preds_succs. Rebuild the
6062 set table after reach pre pass.
6063 (pre_insert_map, pre_delete_map, edge_list): New.
6064 (alloc_pre_mem): Allocate edge vectors.
6065 (free_pre_mem): Delete edge vectors.
6066 (compute_pre_data): Call new edge based lcm routines.
6067 (process_insert_insn): New function.
6068 (insert_insn_end_bb): Use it.
6069 (pre_edge_insert): New function.
6070 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
6072 (pre_insert_copies): Revamp using new edge based lcm outputs.
6073 (pre_delete): Likewise.
6074 (one_pre_gcse_pass): Insert & remove fake edges to the exit
6076 (compute_code_hoist_vbeinout): New new edge based routines.
6077 * lcm.c: Remove all the old LCM functions. Replace with new ones
6078 that work with the new cfg datastructures and work with edges
6081 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6083 * reload.h (struct reload): Add new fields "mode" and "nregs".
6084 * reload1.c: Change all occurrences of reload_mode and reload_nregs
6085 to reference the "mode" and "nregs" field within struct reload.
6087 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
6089 * haifa-sched.c (true_dependency_cache): New.
6090 (add_dependence): Use the true dependency cache to avoid expensive
6091 walks down the LOG_LINKS dependency list. Add entries to the
6093 (remove_dependence): Remove entries from the true dependency cache
6095 (schedule_insns): Allocate and initialize and free the true
6098 * haifa-sched.c (schedule_insns): Do not remove inter-block
6099 dependencies anymore.
6101 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6103 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
6104 * i386/t-winnt: Likewise.
6106 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
6108 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
6110 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
6112 * Makefile.in (LANGUAGES): Omit "proto".
6113 (clean): Remove stale comment about removing unprotoize.c.
6115 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6117 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
6118 using arithmetic on void pointers.
6120 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
6122 * haifa-sched.c (compute_block_forward_dependencies): Only check
6123 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
6125 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
6127 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
6128 (expr_equiv_p): Reject memories with different alias sets.
6130 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
6132 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
6133 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
6134 (f_options): Add "bounded-pointers" and "bounds-check" entries.
6135 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
6136 (lang_init): Set default for flag_bounds_check if still "unspecified".
6138 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6140 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
6142 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6144 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
6147 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6149 * config/c4x/c4x.md (*db_noclobber,
6150 *decrement_and_branch_until_zero_noclobber): New patterns and
6151 associated splitters.
6153 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6155 * config/c4x/c4x.md (parallel instruction patterns): Rework
6156 constraints to keep reload happy.
6158 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6160 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
6161 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
6162 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
6163 Add new patterns and associated post-reload splitters.
6165 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6167 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
6169 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6171 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
6173 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
6175 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6177 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
6180 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
6182 * pa.c (move_operand): Rely on memory_address_p to determine the
6183 validity of non-indexed memory addresses.
6184 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
6185 operand in DFmode and SFmode when generating PA2.0 code.
6187 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
6189 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
6191 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
6193 * mips.c (function_prologue): Fix argument types.
6194 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
6195 (casesi_internal): Write to the scratch register.
6197 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
6199 * cppexp.c (cpp_parse_escape): Make static. Change second arg
6201 (parse_charconst): Delete unnecessary cast when calling
6203 (cpplib.h): Kill prototype of cpp_parse_escape.
6205 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
6207 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
6208 * unroll.c (unroll_loop): Cast return value of alloca.
6209 * i370/i370.c: Include function.h and toplev.h.
6210 (i370_label_scan): Remove c++ commented abort.
6211 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
6212 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
6213 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
6214 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
6216 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
6218 * config/t-freebsd: Do not override USER_H.
6219 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
6221 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
6222 Mumit Khan <khan@xraylith.wisc.edu>
6224 * c-parse.in (component_decl): Support anonymous struct/union.
6226 * c-parse.y: Regenerate.
6227 * c-parse.c: Likewise.
6228 * objc/objc-parse.y: Likewise.
6229 * objc/objc-parse.c: Likewise.
6230 * c-decl.c (finish_struct): Don't sort the fields.
6231 (field_decl_cmp): Delete unused function.
6233 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
6235 * sparc.md (movsf_const_intreg): Revert last constraint change.
6236 (movdf_const_intreg_sp32): Likewise.
6238 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
6240 * cse.c: Include hashtab.h instead of splay-tree.h
6241 (struct cse_reg_info): No longer use variant union. Add new
6242 field "regno". All references changed to avoid union.
6243 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
6244 (free_cse_reg_info): Remove.
6245 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
6246 (get_cse_reg_info): Revamp to use expandable hash tables instead
6247 of splay trees. Initialize new fields in cse_reg_info structure.
6248 (new_basic_block): Similarly.
6250 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
6252 * genrecog.c (message_with_line): Prototype.
6253 (validate_pattern): Pass along the set for the dest, not a flag.
6254 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
6255 Check for PC/CC0 as sources.
6256 (nodes_identical): Check for children position match before
6257 allowing the combination.
6259 * rtl.c (read_rtx): Track line number across \\\n.
6261 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
6263 * mips.h (SPECIAL_MODE_PREDICATES): New.
6264 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
6265 (movdi+1, movsi+1): Add output reload constraint.
6266 (casesi_internal): Likewise. Fix commentary.
6267 (return_internal): Use pmode_register_operand.
6269 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
6271 * 1750a.md (movstrqi): Add missing output reload constraint.
6272 (call_value): Likewise.
6273 * a29k.md (cpxxx patterns): Add missing match_operator mode.
6274 (jmpfdec): Add missing inout reload constraint.
6275 * elxsi.md (addsi patterns): Add missing output reload constraint.
6276 (move from sp): Use @ alternates.
6277 (call_value): No constraint on output.
6278 * fr30.md (movsi_pop): Add missing output reload constraint.
6279 (movsf_constant_store): Likewise.
6280 (splits): Remove constraints.
6281 (subsi3): Add missing mode.
6282 * i370.md (cmpstrsi+1): Add missing output reload constraint.
6283 (call_value): Likewise.
6284 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
6285 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
6286 * m32r.md (movsicc_internal): Add output reload constraint.
6287 (movstrsi_internal): Add inout reload constraints.
6288 * m88k.h (reg_names): Don't declare.
6289 (SPECIAL_MODE_PREDICATES): New.
6290 * m88k.md (*): Use register_operand not reg_or_0_operand
6292 * mn10200.h (PREDICATE_CODES): New.
6293 * ns32k.md (ffs pattern): Add output reload constraint.
6294 * pdp11.md (sob pattern): Add inout reload constraint.
6295 * sh.md (splits): Remove constraints.
6296 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
6297 * v850.md (pattern_is_ok_for_epilogue): Likewise.
6298 * vax.md (jgequ pattern): Add inout reload constraint.
6300 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
6302 * configure.in (djgpp): Revert previous patch.
6303 * configure: Rebuit.
6304 * config/i386/djgpp.h: Revert previous patch.
6306 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
6308 * fixinc/inclhack.def: Restore patch lost during last merge of
6309 "no_bogosity" branch.
6310 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6312 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6314 * fixincludes: Add a HPUX 11 fix for inttypes.h.
6315 * fixinc/inclhack.def: Same.
6316 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
6318 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
6320 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
6321 as the base of a PLUS.
6323 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6325 * config/c4x/c4x.md: Define mode for remaining unspec operators.
6326 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
6328 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
6330 * pa.md (post_stw+1): Use pmode_register_operand.
6331 (dcacheflush, icacheflush): Likewise.
6333 * i386.md (movstricthi_1): Allow r/r.
6335 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
6337 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
6338 to (not (and (arg0) (arg1))). Similary for and.
6340 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
6341 fallthrough to associate code.
6342 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
6345 * combine.c (simplify_logical): Convert XOR to IOR if operands have
6346 no bits in common; remove XOR to ROTATE conversion.
6348 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6350 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
6352 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6354 * config/c4x/c4x.c (dst_operand): New.
6355 (PREDICATE_CODES): Update.
6356 * config/c4x/c4x.h (dst_operand): Declare it.
6357 * config/c4x/c4x.md: Define mode for each unspec usage.
6358 (move patterns): Use dst_operand predicate instead of src_operand.
6359 (movqi_update, movqf_update): Delete.
6361 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
6363 * recog.c (pmode_register_operand): New.
6364 * recog.h: Declare it.
6365 * genrecog.c (pred_codes): Likewise.
6366 (special_mode_pred_table): Likewise.
6367 (validate_pattern): Don't warn no mode for address_operand.
6369 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
6370 if the operand is not insn-like.
6372 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
6373 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
6375 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
6377 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
6379 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
6380 instead of general_operand in a SET_DEST. Use const_double_operand
6381 instead of an explicit test against CONST_DOUBLE.
6382 (movsf_const_lo): Add missing register mode.
6383 (goto_handler_and_restore): Add auxiliary test for Pmode.
6384 (flush): Adjust to use address_operand.
6385 (return_sf_no_fpu): Add missing output constraint.
6387 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
6389 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
6390 for call return value.
6391 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
6393 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
6395 * toplev.c (main): Only warn about options for other languages.
6396 * collect2.c (main): Pass -w to sub-gcc.
6398 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
6400 * flow.c (propagate_block): Add call-clobbered registers to
6403 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
6404 zapping mem_set_list.
6405 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
6406 (mark_set_1, mark_used_regs): Likewise.
6408 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
6410 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
6412 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6414 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
6415 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
6416 options. Also add a new item "C-only Warning Options" to the
6419 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
6421 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
6422 from multiple calls.
6424 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
6426 * i386.md (call value patterns): Move to the end of the file.
6427 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
6429 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
6431 * configure.in (djgpp configuration): Define extra_objects..
6432 * configure: Rebuilt.
6433 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
6434 (DTORS_SECTION_ASM_OP): Define.
6435 (INIT_SECTION_ASM_OP): Define.
6436 (FINI_SECTION_ASM_OP): Define.
6437 (DATA_SECTION_ASM_OP): Define.
6438 (TEXT_SECTION_ASM_OP): Define.
6439 (EH_FRAME_SECTION_ASM_OP): Define.
6440 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
6441 (STARTFILE_SPEC): Add crtbegin.o.
6442 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
6443 to here from LINK_COMMAND_SPEC.
6444 (DO_GLOBAL_CTORS_BODY): Define.
6445 (CRTSTUFF_USE_FINI_SECTION): Define
6446 (HAS_INIT_SECTION): Delete.
6448 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
6450 * Makefile.in (all.cross): Depend on xcpp$(exeext).
6452 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
6454 * pa.h (PREDICATE_CODES): New.
6456 * genrecog.c (validate_pattern): Condense the destination
6459 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
6461 * alpha.md (call-1): Supply missing mode for operator.
6462 (*): Add missing output reload constraints. Remove constraints
6465 * i386.h (SPECIAL_MODE_PREDICATES): New.
6466 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
6467 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
6468 (addsi_lea_3): Add missing mode for op 3.
6469 (prologue_set_got, prologue_get_pc): Add missing modes.
6470 (*) Add missing output reload constraints.
6472 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
6474 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
6475 check for member bit-size overflow and use var_size if it occurs.
6476 (layout_record): Use bitsize_int() to define the type size in bits.
6477 Likewise for computation and assignment to DECL_FIELD_BITPOS.
6478 (layout_decl): Likewise when assigning to DECL_SIZE.
6480 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
6482 * genrecog.c (validate_pattern): Typo last change. Verify
6483 that output operands have output reloads.
6485 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
6487 * genrecog.c (special_mode_pred_table): New.
6488 (NUM_SPECIAL_MODE_PREDS): New.
6489 (find_operand): New.
6490 (validate_pattern): New argument `insn'. Warn for assignment to
6491 any predicate accepting non-lvalues. Conditionaly warn for
6492 match_operand without a mode. Try much harder to match source
6493 and destination modes on a set.
6494 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
6496 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
6498 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
6500 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
6502 * combine.c (simplify_logical): Recognize xor pattern that encodes
6505 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6507 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
6510 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
6512 * ggc-page.c (MAP_FAILED): Provide default.
6514 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
6516 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
6517 * sparc.h (PREDICATE_CODES): Update.
6519 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
6521 * alpha.c (some_ni_operand): New.
6522 * alpha-protos.h: Declare it.
6523 * alpha.h (PREDICATE_CODES): Update.
6524 * alpha.md (sXaddq reload insns): Use some_ni_operand
6525 for SET_DEST instead of some_operand.
6527 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
6528 Jim Wilson <wilson@cygnus.com>
6530 * genrecog.c (maybe_both_true_2): Don't compare modes of
6532 (process_tree): Elide peephole2_insns. Invoke simplify_tests
6533 after find_afterward.
6534 (debug_decision_1): Dump next and afterward codes.
6536 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
6538 * rtl.c (dump_and_abort): Remove.
6539 (fatal_with_file_and_line): New.
6540 (fatal_expected_char): New.
6541 (read_rtx_lineno, read_rtx_filename): New.
6542 (read_skip_spaces): Track line number.
6543 (read_name): Use fatal_with_file_and_line.
6544 (read_rtx): Use fatal_expected_char. Track line number.
6545 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
6547 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
6548 if it isn't a CODE_LABEL.
6550 * genattr.c (main): Set read_rtx_filename.
6551 * genattrtab.c (main): Likewise.
6552 * gencodes.c (main): Likewise.
6553 * genconfig.c (main): Likewise.
6554 * genemit.c (main): Likewise.
6555 * genextract.c (main): Likewise.
6556 * genflags.c (main): Likewise.
6557 * genopinit.c (main): Likewise.
6558 * genoutput.c (main): Likewise.
6559 * genpeep.c (main): Likewise.
6561 * genrecog.c (decision_test.u.insn): Add `lineno'.
6562 (pattern_lineno, error_count): New variables.
6563 (message_with_line): New.
6564 (add_to_sequence): Break out checking code to ...
6565 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
6566 (merge_insn): Use message_with_line.
6567 (make_insn_sequence): Use validate_pattern. Record insn lineno.
6568 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
6570 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6572 * expr.c (store_constructor): Clear union if constructor is empty.
6574 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
6576 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
6577 Add !endian checks. Change %{...} to %(...).
6579 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
6581 * i386.md (*addsi3_cc): Renamed from addcsi3.
6582 (*addsi3_carry): Renamed from addxsi3.
6583 (*subsi3_cc): Renamed from subcsi3.
6584 (*subsi3_carry): Renamed from subxsi3.
6585 (*xorqi_cc_1): Renamed from xorcqi_1.
6586 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
6587 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
6589 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
6591 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
6592 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
6594 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
6596 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
6597 climb up the chain of insns.
6599 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
6601 * genrecog.c (write_subroutine): Careful for null trees.
6602 (process_tree): Don't elide empty functions.
6604 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
6606 * Makefile.in (genrtl.o): Depend on ggc.h.
6607 * configure.in (valloc): Probe for it.
6608 (with-gc): Use ggc-page if valloc present.
6609 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
6610 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
6611 (ggc_alloc_string): Moved from ggc-page.c.
6612 * ggc-none.c (ggc_alloc_obj): New.
6613 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
6614 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
6615 (struct globals): Likewise for dev_zero_fd.
6616 (init_ggc): Likewise for it's initialization.
6617 (ggc_allocated_p): Move careful dereference from ...
6618 (ggc_lookup_page_table): ... here. Delete.
6619 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
6620 (alloc_anon): Use valloc if no mmap.
6621 (release_pages): Use free if using valloc.
6622 (ggc_alloc_obj): Renamed from alloc_obj.
6623 (ggc_set_mark): Renamed from mark_obj.
6624 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
6625 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
6626 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
6627 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
6628 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
6629 (ggc_collect): Use fp printing instead of our own rounding.
6630 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
6631 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
6632 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
6633 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
6634 (struct ggc_string, struct ggc_any): Delete.
6635 (offsetof): Provide default definition.
6636 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
6638 (struct ggc_mem): New, from corpse of ggc_any.
6639 (struct ggc_status): Delete.
6640 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
6641 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
6642 (n_strings_collected, n_anys_collected): Delete.
6643 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
6644 (ggc_alloc_string, ggc_alloc): Delete.
6645 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
6646 (ggc_free_string, ggc_free_any): Delete.
6647 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
6648 (ggc_compare_addresses, ggc_mark_string): Delete.
6649 (ggc_mark_string_if_gcable, ggc_mark): Delete.
6650 (search_data): Delete.
6651 (struct globals): New.
6652 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
6653 (tree_insert, tree_lookup): New.
6654 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
6655 (clear_marks, sweep_objs): New.
6656 (ggc_collect): Gut. Use clear_marks, sweep_objs.
6657 (init_ggc): Set allocated_last_gc.
6658 (ggc_push_context): Gut. Use G.context.
6659 (ggc_pop_context): Likewise.
6660 (ggc_pop_context_1): New.
6661 (debug_ggc_tree): New.
6662 (debug_ggc_balance, tally_leaves): New.
6663 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
6664 (ggc_mark_string_if_gcable): Remove decl.
6665 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
6666 (ggc_mark_rtvec_children): New.
6667 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
6668 (ggc_mark_if_gcable): New decl.
6669 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
6670 (ggc_alloc_tree, ggc_alloc): Likewise.
6671 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
6672 (ggc_alloc_obj): New decl.
6673 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
6674 (ggc_alloc_tree, ggc_alloc): Likewise.
6675 (ggc_set_mark): New decl.
6676 * rtl.h (struct rtx_def): Remove gc_mark.
6677 (struct rtvec_def): Likewise.
6678 * tree.h (struct tree_common): Likewise.
6680 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
6682 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
6683 float_format and thread_file definitions.
6684 * configure: Rebuilt.
6686 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
6688 * extend.texi (Function Names): Document types of function names.
6690 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6692 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
6693 an earlyclobbered output conflict with RELOAD_INPUT reloads.
6695 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6697 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
6699 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6701 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
6703 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
6705 * collect2.c (main): Do prelimnary link on AIX if rflag.
6707 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6709 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
6710 __CTOR_LIST__ in opposite order, which is the correct order for sorted
6712 (__do_global_dtors): similarly for __DTOR_LIST__.
6714 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6715 Diego Novillo <dnovillo@cygnus.com>
6717 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
6720 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
6722 * fixincl/*: Merged "no_bogosity" branch
6723 * fixincl/fixlib.h: protect against doubly defining t_bool
6724 * fixincl/server.h: protect against doubly defining t_bool
6726 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
6728 * genoutput.c: Include toplev.h.
6730 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
6732 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6734 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
6735 * configure: Regenerate.
6737 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6739 * gcse.c (delete_null_pointer_checks): Returns void.
6741 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6743 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
6744 * emit-rtl.c (copy_insn_1): Likewise.
6746 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6748 * config/mips/mips.c (mips_build_va_list): Correct
6749 TREE_CHAIN setting when hard-float.
6750 (mips_va_start): Use corrected setting.
6751 (mips_va_arg): Likewise. Also pass a tree to build of
6752 POSTINCREMENT_EXPR rather than a naked 'int'.
6754 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
6756 * ggc.h (ggc_push_context): Fix comment.
6757 (ggc_pop_context): Likewise.
6758 (mark_string_if_gcable): Likewise.
6759 * ggc-common.c (ggc_mark_rtx_children): Use
6760 ggc_mark_string_if_gcable.
6761 * ggc-page.c (ggc_lookup_page_table): New function.
6762 (ggc_allocated_p): Likewise.
6763 (mark_obj): Fix formatting.
6764 (ggc_mark_string_if_gcable): New function.
6765 * ggc-simple.c (ggc_allocated_strings): New variable.
6766 (ggc_strings_used): Likewise.
6767 (ggc_compare_addresses): New function.
6768 (ggc_pop_context): Pop the `any' memory too.
6769 (ggc_mark_string_if_gcable): New function.
6770 (ggc_collect): Initialize and tear down ggc_allocated_strings.
6772 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
6774 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
6775 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
6776 * rs6000.c (expand_block_move): Match movstrsi_?reg register
6779 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
6781 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
6782 (sched_reg_live_length, sched_reg_basic_block): Delete.
6783 (current_block_num, bb_live_regs, old_live_regs): Delete.
6784 (dead_notes, struct sometimes): Delete.
6785 (sched_note_set, birthing_insn_p): Delete.
6786 (adjust_priority): Gut useless reg lifetime code.
6787 (create_reg_dead_note, attach_deaths): Delete.
6788 (attach_deaths_insn, new_sometimes_live): Delete.
6789 (finish_sometimes_live): Delete.
6790 (find_pre_sched_live, find_post_sched_live): Delete.
6791 (update_reg_usage): Delete.
6792 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
6793 (schedule_insns): Delete reg lifetime code.
6794 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
6795 (unlink_other_notes): Adjust REG_NOTE commentary.
6796 (reemit_notes): Use REG_SAVE_NOTE.
6797 (schedule_block): Likewise.
6798 (schedule_region): Allocate bitmap of blocks in region. Use
6799 count_or_remove_death_notes. Use update_life_info.
6801 * rtl.h (REG_SAVE_NOTE): New.
6802 * rtl.c (reg_note_name): Update.
6804 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
6806 * combine.c (refresh_blocks, need_refresh): New.
6807 (combine_instructions): Allocate refresh_blocks. Invoke
6808 update_life_info if needed.
6809 (distribute_notes): Mark refresh_blocks instead of installing
6811 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
6812 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
6814 * Makefile.in (recog.o): Depend on basic-block.h.
6816 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
6818 * genrecog.c (add_to_sequence): Thinko last change: delete
6819 shadowing allow_const_int variable.
6821 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6823 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
6824 __GNUC__ and __GNUC_MINOR__.
6826 * gansidecl.h: Likewise.
6832 * toplev.h: Likewise.
6838 * varray.c: Likewise.
6840 * varray.h: Likewise.
6842 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6844 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
6845 use one before a jump table.
6847 * rtl.def (ADDRESS): Change documentation to match reality.
6848 * md.texi: Don't document it.
6849 * gmicro.md (load address pattern): Use 'p' constraint, delete use
6852 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
6854 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
6856 * genrecog.c (add_to_sequence): Move allow_const_int test outside
6857 known predicate block; default allow_const_int true.
6858 (debug_decision_list): New.
6860 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
6862 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
6864 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
6866 * gcse.c (gcse_main): Avoid global optimizations if we have a
6867 large number of basic blocks and the ratio of edges to blocks
6869 (delete_null_pointer_checks): Likewise.
6871 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
6873 * c-common.c (check_format_info): Warn if format string isn't a
6876 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6878 * configure.in (arm*-*-*): Don't let autoconf remove brackets
6879 * configure: regenerate
6881 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
6883 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
6884 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
6885 (peepholes): Re-enable.
6887 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
6889 * Makefile.in (flow.o): Depend on TREE_H.
6890 * basic-block.h (REG_SET_EQUAL_P): New.
6893 (free_regset_vector): Remove declaration.
6894 (flow_delete_insn_chain): Declare.
6895 (enum update_life_extent): New.
6896 (update_life_info, count_or_remove_death_notes): Declare.
6897 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
6898 Verify register live at bb->global_live_at_start before adding USE.
6899 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
6900 (CLEAN_ALLOCA): New.
6902 (PROP_*): New flags.
6903 (find_basic_blocks_1): Use alloc_EXPR_LIST.
6904 (clear_edges): Zero n_edges.
6905 (make_edge): Increment n_edges.
6906 (split_edge): Don't allocate bb->local_set. Increment n_edges.
6907 (flow_delete_insn_chain): Export.
6908 (delete_block): Decrement n_edges.
6909 (merge_blocks_nomove): Likewise.
6910 (life_analysis): Give life_analysis_1 PROP flags.
6911 (verify_wide_reg_1, verify_wide_reg): New.
6912 (verify_local_live_at_start): New.
6913 (update_life_info): Rewrite to call into propogate_block.
6915 (mark_regs_live_at_end): After reload, if epilogue as rtl,
6916 always mark stack pointer. Conditionally mark PIC register.
6917 After reload, mark call-saved registers, return regsiters.
6918 (life_analysis_1): Accept PROP flags not remove_dead_code.
6919 Call mark_regs_live_at_end before zeroing regs_ever_live.
6920 Use calculate_global_regs_live. Copy global_live_at_end before
6921 calling final propagate_block. Zero reg_next_use on exit.
6922 (calculate_global_regs_live): New.
6923 (allocate_bb_life_data): Don't allocate bb->local_set.
6924 (init_regset_vector, free_regset_vector): Remove.
6925 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
6926 Test flags before every operation. Warn if prologue/epilogue insn
6927 would have been deleted.
6928 (mark_set_regs, mark_set_1): Accept and use FLAGS.
6929 Use alloc_EXPR_LIST.
6930 (mark_used_regs): Accept and use FLAGS, not FINAL.
6931 Remove special handling for RETURN.
6932 (try_pre_increment): Use alloc_EXPR_LIST.
6933 (dump_flow_info): Dump n_edges.
6934 (unlink_insn_chain, split_hard_reg_notes): Remove.
6935 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
6936 (find_insn_with_note, new_insn_dead_notes): Remove.
6937 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
6938 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
6939 (replace_insns): Remove.
6940 (count_or_remove_death_notes): New.
6941 (verify_flow_info): Abort on error after all checks.
6942 (remove_edge): Decrement n_edges.
6943 (remove_fake_edges): Tweek format.
6944 * haifa-sched.c (schedule_insns): Use split_all_insns.
6945 * output.h (update_life_info): Remove declaration.
6946 * recog.c (split_all_insns): From the corpse of split_block_insns,
6947 do the whole function block by block. Use update_life_info.
6948 (recog_last_allowed_insn): New.
6949 (recog_next_insn): Mind it.
6950 (peephole2_optimize): Set it. Walk backwards through blocks.
6951 Use update_life_info.
6952 * rtl.h (update_flow_info, replace_insns): Remove declarations.
6953 (split_all_insns): Declare.
6954 * toplev.c (rest_of_compilation): Thread prologue before flow2.
6955 Use split_all_insns.
6957 * i386.md (or -1 peep2s): Disable.
6959 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
6961 * config/mips/mips.md (movstrsi+[123]) : Combine these into
6962 a single pattern. Scrap the 'd' versions as unnecessary.
6964 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
6965 tablejump_mips162,tablejump_internal4): The operands to a
6966 label_ref must be VOIDmode.
6968 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
6972 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
6974 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
6976 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
6978 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
6979 cache every function if ggc_p.
6981 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6983 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
6984 instead of copy_rtx. Accept sequences that contain asm statements.
6985 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
6986 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
6987 orig_asm_operands_vector, copy_asm_operands_vector,
6988 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
6990 * rtl.h (copy_insn, copy_insn_1): Declare.
6992 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6994 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
6996 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
6997 arguments to `current_file_function_operand'.
6999 * genrecog.c: Include hard-reg-set.h and resource.h in the
7000 generated output file.
7002 * real.c: Include tm_p.h.
7004 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7006 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
7009 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
7011 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
7012 before the fctiwz insn.
7014 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7015 Mark Mitchell <mark@codesourcery.com>
7017 * tree.c (make_lang_type_fn): New funtion pointer.
7018 (make_lang_type): Call it.
7019 * tree.h (make_lang_type): Declare.
7020 (make_lang_type_fn): Likewise.
7021 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
7023 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
7025 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
7026 make sure that HIGH instructions are copied into BASE_REGS.
7028 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
7030 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
7032 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
7034 * c-decl.c (finish_struct): Use simpler method of
7035 removing elements of a singly-linked list.
7037 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
7039 * alpha.md (peephole2's): Comment out peephole2's that generate
7042 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
7044 * genrecog.c (add_to_sequence): Disable mode check for
7047 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7049 * ggc-simple.c (init_ggc): Set empty_string.
7051 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
7053 * configure.in: Detect mmap. Add --with-gc=foo to select
7054 garbage collector; default to page if mmap available.
7055 * Makefile.in (GGC): Substitute.
7057 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
7059 * c-decl.c (ggc_p): Enable.
7061 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7063 * flow.c (verify_flow_info): Make it extern & unconditionally define.
7065 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
7067 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
7068 string for little-endian-data.
7070 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
7072 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
7073 case somebody tries to compile --enable-checking code with gcc
7076 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
7078 * genrecog.c (add_to_sequence): Verify operand to label_ref is
7081 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
7083 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
7084 * jump.c (jump_optimize_1): Document why.
7086 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * collect2.c (scan_prog_file, scan_libraries): Prototype function
7089 pointers and casts for `int_handler' and `quit_handler'.
7091 * flow.c (verify_flow_info, split_hard_reg_notes,
7092 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
7093 remove_edge, remove_fake_successors): Add static prototypes.
7094 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
7095 (mark_set_1): Initialize variable `regno'.
7096 (unlink_insn_chain): Likewise for variable `curr'.
7097 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
7099 * loop.c (strength_reduce): Initialize variable
7100 `unrolled_insn_copies'.
7101 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
7102 prototypes. Change these functions to take const PTR parameters
7103 to avoid prototype conflict when used as the comparson argument
7105 (check_dbra_loop): Initialize variable `comparison_val'.
7107 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
7108 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
7109 (find_valid_class): Initialize variable `best_class'.
7110 (find_reloads): Call memcpy, not bcopy.
7112 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
7113 (hard_reg_use_compare): Don't needlessly cast away const.
7114 (reload_reg_class_lower): Likewise.
7115 (choose_reload_regs): Initialize variable `regno'.
7117 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
7119 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
7121 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
7123 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
7124 ({,d}discard): Add forward declarations. Declare parameter as
7126 (main_without_main): Explicitly declare return type to be int.
7127 (memcpy): Properly declare.
7129 * libgcc2.c (toplevel): If inhibit_libc is defined and not
7130 building the trampoline support, declare malloc, free, and
7132 (__clear_cache): Mark arguments as potentially unused.
7134 * frame.c (toplevel): If inhibit_libc is defined, declare
7137 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
7139 * flow.c (make_edge): Accept an optional 2D bitmap in which
7140 to cache edge existence. Update all callers.
7141 (make_label_edge, make_eh_edge): Pass through the edge cache.
7142 (make_edges): Provide the cache.
7144 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7146 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
7148 (local_mbtowc): Change the type of variable `i' from int to size_t.
7150 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
7151 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
7153 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
7155 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
7156 after other includes that define the appropriate types. Include
7157 tm_p.h for getting user prototypes.
7158 * ggc-callbacks.c (toplevel): Ditto.
7159 * ggc-none.c (toplevel): Ditto.
7160 * gcc-page.c (toplevel): Ditto.
7161 * ggc-simple.c (toplevel): Ditto.
7163 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
7164 Jonathan Larmour <jlarmour@cygnus.co.uk>
7166 * config/mips/mips.c (mips_move_2words): Split doubles if
7167 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
7169 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
7171 * genrecog.c (struct decision_test): New.
7172 (struct decision): Remove test-related members, sort the rest by size.
7173 (IS_SPLIT): Simplify.
7174 (new_decision, new_decision_test): New.
7175 (add_to_sequence): Use them. No special handling for args of
7177 (maybe_both_true): Renamed from not_both_true; return sense changed.
7178 (maybe_both_true_1, maybe_both_true_2): New. Broken out
7179 of maybe_both_true and adjusted for decision_test.
7180 (position_merit): Remove.
7181 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
7182 (merge_accept_insn): New, broken out of merge_trees.
7183 (merge_trees): Use them. No special case for c_test; no node
7184 splitting; use test type instead of position_merit.
7185 (factor_tests): New.
7186 (simplify_tests): New.
7187 (break_out_subroutines): Don't write code now.
7188 (find_afterward): New.
7189 (write_afterward, write_switch, write_cond): New.
7190 (write_action, is_unconditional): New.
7191 (write_node): New. Use them.
7192 (write_tree_1): Rewrite. Use the new functions above.
7193 (write_tree): Remove afterward processing.
7194 (write_subroutine): Simplify function variant emission.
7195 (write_subroutines): New.
7196 (same_codes, clear_codes): Remove.
7197 (same_modes, clear_modes): Remove.
7198 (write_header): New, broken out of main.
7199 (make_insn_sequence): Use new_decision and new_decision_test.
7200 (process_tree): New, broken out of main.
7201 (main): Adjust for merge_trees interface change.
7202 Don't #define operands in the output file.
7203 (record_insn_name): New, broken out of make_insn_sequence.
7204 (debug_decision_2, debug_decision_1, debug_decision_0): New.
7205 (debug_decision): New.
7207 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
7209 * resource.c (find_free_register): Mark class_str argument const.
7210 * resource.h: Update prototype to match.
7212 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
7213 * i386.md: Give all anonymous insns names.
7215 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
7217 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
7220 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
7222 * toplev.c (dbr_sched_time): Unconditional.
7223 (peephole2_time): New.
7224 (compile_file): Add pass numbers to all of the dump file suffixes.
7225 Dump peephole2_time. Don't dump times for non-applicable passes.
7226 (rest_of_compilation): Add pass numbers to dump file suffixes.
7227 Conditionalize calls to the scheduler.
7228 * invoke.texi: Update.
7230 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
7232 * flow.c (make_edges): Fix insn iteration.
7233 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
7234 (find_basic_blocks_1): Fix spelling mistake.
7236 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
7238 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
7239 always have side-effects. Use memset not bzero.
7240 (make_node): Likewise.
7242 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
7244 * stmt.c (expand_anon_union_decl): When any of the elements of the
7245 union is addressable, so is the entire union.
7247 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
7249 * sbitmap.c (sbitmap_ones): Don't set too many bits.
7251 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
7252 * bitmap.c (bitmap_operation): Return true iff TO changed.
7253 (bitmap_equal_p): New.
7254 (bitmap_bit_p): Tidy arithmetic.
7255 (debug_bitmap_file): Likewise.
7257 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
7259 * toplev.c (rest_of_compilation): Turn on cse_not_expected
7260 before cse2 instead of after.
7262 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
7264 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
7267 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7269 * cppinit.c (is_idchar initializer): Loosen tests to accept
7272 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
7274 * mips.md: Define conditional move patterns for floating point
7275 operands and DI mode conditions.
7277 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
7279 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
7280 always have side-effects.
7282 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
7284 * mn10200.c (asm_file_start): Fix typo.
7286 * cppinit.c (is_idchar initializer): Tighten tests for when
7287 to put the table into initialized memory.
7289 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
7290 not an array of rtunion.
7291 * gcc-page.c (ggc_alloc_rtvec): Similarly.
7292 * gcc-simple (ggc_free_rtvec): Similarly.
7294 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
7297 * mbchar.h: Add missing #endif.
7299 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
7300 (FPBIT, DPBIT): Define.
7302 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
7306 * profile.c (instrument_arcs, output_gcov_string,
7307 tablejump_entry_p): Add static prototypes.
7308 (output_gcov_string): Constify a char*.
7310 * regmove.c (replacement_quality, fixup_match_2): Add static
7313 * resource.h (reg_dead_p): Add extern prototype.
7315 * rtl.c (trim_filename): Add static prototype.
7317 * scan-decls.c (skip_to_closing_brace): Likewise.
7319 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
7320 (expand_end_case): Initialize variable `range'.
7321 (emit_case_nodes): Remove unused prototype `rtx_fn'.
7323 * varasm.c (asm_emit_uninitialised): Add static prototype.
7324 (asm_emit_uninitialised, assemble_variable): Mark parameter with
7327 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7329 * cpplib.c (if_directive_nameo): Add static prototype.
7331 * cse.c (cse_insn): Remove unused variable `p'.
7333 * except.c (create_rethrow_ref, push_entry,
7334 receive_exception_label, new_eh_region_entry, find_func_region,
7335 clear_function_eh_region, process_nestinfo): Add static prototypes.
7336 (get_reg_for_handler): Hide definition.
7337 (process_nestinfo): Initialize variable `extra_handlers'.
7339 * expr.h (expand_builtin_longjmp): Add extern prototype.
7341 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
7343 * function.c (prepare_function_start): Likewise.
7344 (pop_function_context_from): Mark parameter `context' with
7346 (push_temp_slots_for_block, flush_addressof): Hide definition.
7348 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
7349 solve_program_flow_graph, calculate_branch_probs,
7350 function_summary, main, fancy_abort): Add prototypes.
7352 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
7353 (add_hash): Constify a char*.
7355 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
7356 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
7357 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
7359 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
7361 * lists.c (free_list, zap_lists): Likewise.
7363 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7365 * alias.c (nonlocal_reference_p): Add static prototype.
7367 * bitmap.c (bitmap_element_allocate): Prototype args in function
7370 * builtins.c (stabilize_va_list): Add static prototype.
7371 (expand_builtin_va_arg): Constify a char*.
7373 * c-lex.c (getch, put_back, extend_token_buffer_to,
7374 read_line_number, token_getch, token_put_back): Add static
7377 * c-parse.gperf (hash, is_reserved_word): Likewise.
7379 * cccp.c (is_dir_separator): Likewise.
7381 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7383 * graph.h: New file to prototype functions exported by graph.c.
7385 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
7387 * graph.c: Include graph.h.
7389 * toplev.c: Likewise. Remove redundant prototypes.
7391 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
7393 * invoke.texi: Removed duplicated description for -Q.
7395 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
7397 * extend.texi: Grammar fix in __extension__ text.
7399 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
7401 * md.texi (define_peephole2): New section.
7403 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
7405 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
7406 (mov $-1 to or peepholer): Enable for pentium when optimizing for
7409 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
7411 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
7413 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
7415 * i386.md (ffs expander): Emit Pentium friendly code for
7418 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
7420 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
7424 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7426 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
7428 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
7430 * config/m68k/m68k.c (use_return_insn): Return false if the pic
7433 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7435 * md.texi (No Constraints): Delete section.
7436 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
7437 * final.c (final_scan_insn): We always have register constraints.
7438 * genattrtab.c: Don't include "insn-config.h".
7439 (write_attr_case): We always have register constraints.
7440 * genconfig.c (register_constraint_flag): Delete.
7441 (walk_insn_part): Don't check whether we have register constraints.
7442 (main): Don't write out "#define REGISTER_CONSTRAINTS".
7443 * genoutput.c (have_constraints): Delete.
7444 (main): Don't set it.
7445 (output_operand_data): We always have constraints.
7446 (scan_operands): Likewise.
7447 (compare_operands): Likewise.
7448 * local-alloc.c (block_alloc): We always have constraints.
7449 (requires_inout): Always compile this function.
7450 * recog.c (extract_insn): We always have constraints.
7451 (constrain_operands, reg_fits_class_p): Always compile these
7453 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
7455 (struct insn_operand_data): Likewise.
7456 * regclass.c (regclass): We always have constraints.
7457 (record_reg_classes, copy_cost, record_address_regs,
7458 auto_inc_dec_reg_p): Always compile these functions.
7459 * regmove.c (regmove_optimize): We always have constraints.
7460 * reload.c (find_reloads): Likewise.
7461 * reload1.c (reload): Likewise.
7462 (reload_cse_simplify_operands): Likewise.
7463 * i860.c (output_delay_insn): Likewise.
7465 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
7467 * iris6.h (BUILD_VA_LIST_TYPE): Define.
7469 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7471 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
7472 for the va_list record.
7474 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
7476 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
7479 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
7481 * alias.c: Include insn-flags.h.
7482 * Makefile.in (alias.o): Update.
7484 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
7486 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
7487 to LTU and GEU. Handle more cases using sbb.
7489 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
7491 * i386.md (truncatexfdf splitters): Do not use subreg.
7492 (fop XFmode patterns): Fix mode in operand testing.
7494 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
7496 * jump.c (jump_optimize_1): Amend last change to test only the
7497 form of the operand, not the insn.
7499 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
7500 not register_operand to determine when B may need preloading.
7502 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
7504 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
7505 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
7506 (call-value patterns): Move to end of file.
7507 (*): Remove mode from label_ref in (pc) context.
7508 (movstrqi): Use memory not general_operand for BLKmode operands.
7509 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
7510 to register_operand operands.
7511 (peep2 patterns): Convert from commented-out peephole patterns.
7513 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7515 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
7516 to BUILT_IN_INIT_DWARF_REG_SIZES.
7517 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
7518 Renamed from BUILT_IN_DWARF_REG_SIZE; call
7519 expand_builtin_init_dwarf_reg_sizes.
7520 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
7521 with __builtin_init_dwarf_reg_size_table.
7522 * dwarf2out.c (struct reg_size_range): Delete.
7523 (expand_builtin_init_dwarf_reg_sizes): New function.
7524 (expand_builtin_dwarf_reg_size): Delete.
7525 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
7526 (expand_builtin_dwarf_reg_size): Don't declare.
7527 * libgcc2.c (dwarf_reg_size_table_initialized): New.
7528 (dwarf_reg_size_table): New.
7529 (init_reg_size_table): New function.
7530 (copy_reg): Use dwarf_reg_size_table.
7531 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
7534 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
7536 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
7537 Correctly build argument list to constructor and destructor functions.
7539 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
7541 * c-tree.h (warn_float_equal): Declare.
7542 * c-decl.c (warn_float_equal): Define.
7543 (c_decode_option): Recognize -W[no-]float-equal.
7544 * c-typeck.c (build_binary_op): Conditionally warn
7545 about equality tests of floating point types.
7546 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
7547 * invoke.texi: Add docs for -Wfloat-equal warning.
7549 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
7551 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
7552 generating RTL directly.
7553 * mips.h (INIT_TARGET_OPTABS): Likewise.
7554 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
7556 * expr.h (init_mov_optab): Delete declaration
7558 * h8300.c (WORD_REG_USED): Update to avoid useless register
7559 saves in interrupt functions and functions which never return.
7561 * cse.c (struct set): Delete inner_dest_loc field.
7562 (cse_insn): Remove assignments to inner_dest_loc field.
7564 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
7566 * ggc-page.c: Don't include <unistd.h> etc taken care of
7567 by "system.h". Include <sys/mman.h> afterward.
7569 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
7571 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
7574 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
7576 * xcoffout.c (xcoffout_declare_function): Add documentation.
7577 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
7578 TARGET_64BIT. Compare constant to -1, not bit pattern.
7579 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
7580 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
7583 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
7585 * dwarf2out.c (add_abstract_origin_attribute): Abort if
7587 (gen_inlined_enumeration_type_die): Do not abort if the type has
7588 not been writeen out.
7589 (gen_inlined_structure_type_die): Do not abort if the type has
7590 not been writeen out.
7591 (gen_inlined_union_type_die): Do not abort if the type has
7592 not been writeen out.
7593 (gen_tagged_type_instantiation_die): Do not abort if the type
7594 has not been written out.
7596 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7598 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
7600 * reg-stack.c (straighten_stack): Copy hard reg set with
7603 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
7605 * builtins.c (stabilize_va_list): Stabilize array type va_list
7606 to a pointer type, not the base record type.
7607 (expand_builtin_va_copy): Dereference the pointers explicitly;
7608 use the correct size for the copy.
7610 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
7611 (rs6000_va_arg): Likewise.
7613 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
7615 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
7617 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
7619 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
7621 (DECL_BUILT_IN_CLASS): Adjust accordingly.
7623 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
7625 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
7626 (init_ggc): Use it instead of a constant.
7627 (ggc_collect): Bound allocated_last_gc by it.
7629 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
7631 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
7634 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
7636 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
7637 (mips*-*-openbsd*): Let big endian configuration be a fragment.
7639 * config/mips/openbsd.h: New, OpenBSD little endian target.
7640 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
7641 * config/mips/xm-openbsd.h: New, OpenBSD host.
7643 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
7645 * config/m68k/m68k.c (output_function_prologue,
7646 output_function_epilogue): Use
7647 current_function_uses_pic_offset_table instead of regs_ever_live
7648 to decide whether to save/restore pic register.
7649 (legitimize_pic_address): Don't modify regs_ever_live any more.
7651 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
7653 * function.h (struct function): Add x_dont_save_pending_sizes_p.
7654 * stor-layout.c (variable_size): Don't add sizes to the pending
7655 sizes list if x_dont_save_pending_sizes_p is set.
7657 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
7659 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
7660 for symbolic_operand().
7661 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
7663 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7665 * combine.c (gen_rtx_combine): Add missing call to va_end().
7667 * final.c (asm_fprintf): Likewise.
7669 * genattrtab.c (attr_rtx): Likewise.
7671 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
7673 * cse.c: Update comments.
7674 (cse_insn): When converting a conditional/computed jump into
7675 an unconditional jump, always make sure a BARRIER immediately
7676 follows the converted jump. Do not delete unreachable code.
7677 (cse_basic_block): Do not delete unreachable code.
7678 * toplev.c (rest_of_compilation): Move call to
7679 delete_trivially_dead_insns after the conditional call to
7682 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7684 * collect2.c (make_temp_file): Don't prototype.
7686 * gcc.c (make_temp_file): Likewise.
7688 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
7690 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
7692 * varasm.c (asm_emit_uninitialised): New function: Generate
7693 the assembler statements necessary to declare an uninitialised
7695 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
7697 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
7698 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
7700 (assemble_variable): Use asm_emit_uninitialised to emit an
7701 uninitialised variable.
7703 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
7705 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
7706 constant on a 64 bit host. Patch supplied by Geoffrey Keating
7707 <geoffk@cygnus.com>.
7709 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7711 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
7712 * c-common.h (builtin_function): Don't declare.
7714 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
7716 (pushdecl): Likewise.
7717 (finish_decl): Likewise.
7718 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
7719 int. All callers changed.
7720 Set the builtin's DECL_BUILT_IN_CLASS.
7721 * tree.h (enum built_in_class): New.
7722 (enum built_in_function): Delete NOT_BUILT_IN.
7723 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
7725 (DECL_SET_FUNCTION_CODE): Likewise.
7726 (DECL_BUILT_IN_CLASS): New macro.
7727 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
7728 (struct tree_decl): Split builtin function code field into a
7730 (builtin_function): Declare.
7732 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
7734 * optabs.c (init_traps): Fix typo in last change.
7736 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
7738 * toplev.c (rest_of_decl_compilation): Update comment.
7740 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7742 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
7743 in .sbss if appropriate.
7744 (EXTRA_SECTION_FUNCTIONS): Add sbss.
7745 (SBSS_SECTION_ASM_OP): New macro.
7746 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
7747 (EXTRA_SECTIONS): Add in_sbss.
7748 * config/mips/mips.h: Prototype sbss_section.
7750 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
7752 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
7755 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
7757 * optabs.c (init_traps): Register trap_rtx as a GC root.
7759 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7761 * config/mips/mips.c (function_arg_pass_by_reference): Define
7762 unconditionally, since it's called unconditionally.
7764 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7766 * toplev.c (documented_lang_options): Add -fshort-wchar.
7767 * c-decl.c (c_decode_option): Likewise.
7768 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
7770 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
7771 * gcc.c (default_compilers): If -fshort-wchar,
7772 override __WCHAR_TYPE__.
7773 * tm.texi (C Dialect Options): Add -fshort-wchar.
7775 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
7776 symbol for a variable.
7778 * cpplib.h (CPP_PREPROCESSED): New macro.
7779 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
7780 we're seeing this input for a second time.
7782 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
7784 * emit-rtl.c (init_emit_once): Initialize modes first.
7786 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
7788 * config/i386/i386.c (pic_label_name): Change to char pointer.
7789 (global_offset_table): New variable.
7790 (load_pic_register): Fill global_offset_table if it hasn't
7791 already been done. Allocate pic_label_name dynamically.
7792 * ggc.h (empty_string): New variable.
7793 * ggc-simple.c (empty_string): Likewise.
7794 (init_ggc): Allocate empty_string and add as root.
7795 * stmt.c (digit_strings): New variable.
7796 (init_stmt): Add last_block_end_note as root. Allocate and
7797 initialize digit_strings.
7798 (expand_asm_operands): Use empty_string instead of string
7799 constant. Use digit_strings instead of string constants.
7800 * profile.c (init_arc_profiler): Allocate string with
7801 ggc_alloc_string instead of xmalloc.
7802 (output_func_start_profiler): Likewise.
7803 * c-typeck.c (digest_init): Check if init is error_mark_node.
7805 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
7806 Richard Henderson <rth@cygnus.com>
7808 * ggc-page.c: New file.
7809 * Makefile.in (ggc-page.o): New.
7811 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
7813 * invoke.texi: Document -fdelete-null-pointer-checks
7814 * toplev.c (flag_delete_null_pointer_checks): New.
7815 (f_options): Add entry for -fdelete-null-pointer-checks.
7816 (rest_of_compilation): Conditionalize null pointer check
7817 elimination on flag_delete_null_pointer_checks.
7818 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
7820 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
7822 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
7823 copyright notice and special exception to GPL.
7825 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7827 * abi64.h (mips_function_value): Add prototype arguments.
7829 * mips-protos.h: New file with mips prototypes.
7831 * mips.c: Include "tm_p.h".
7832 (mktemp, lookup_name): Add prototype arguments.
7833 (extern_list, string_constant, mips_fill_delay_slot,
7834 mips_output_external, mips_output_external_libcall,
7835 mips_output_filename, mips_declare_object, function_prologue,
7836 mips_expand_prologue, function_epilogue, mips16_constant,
7837 build_mips16_function_stub, mips_output_conditional_branch):
7839 (mips_va_start): Remove unused variable `u'.
7840 (mips_va_arg): Cast value to unsigned when comparing against one.
7842 (save_restore_insns, mips_expand_prologue): Add missing arg in
7843 call to `large_int'.
7845 * mips.h: Move prototypes to mips-protos.h.
7846 (data_section, memory_address_p, rdata_section,
7847 readonly_data_section, simple_epilogue_p, text_section): Delete
7848 prototypes delcared elsewhere.
7849 (mips_epilogue_delay_slots, print_options): Delete unused decls.
7851 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
7853 * mips.md: Delete extra args in call to `mips_move_2words'.
7855 * xm-iris6.h (alloca): Add prototype argument.
7857 * genpeep.c: Include "tm_p.h" in generated output file.
7859 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7861 * basic-block.h (find_edge_index): Change parameters.
7862 * flow.c (verify_edge_list): Pass basic_block parameters to
7863 find_edge_index instead of integers.
7865 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
7867 * combine.c (simplify_comparison): Use an unsigned shift to adjust
7870 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
7872 * gcc.1: Fix a formatting error.
7874 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7876 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
7877 i786, mn10200, mn10300, pdp11, v850.
7879 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
7881 * libgcc2.c (num_digits): Add prototype with
7882 __attribute__((const)).
7883 (__terminate): Add prototype.
7885 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
7887 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
7889 * alpha/alpha.c (print_operand): Fix type of `code'.
7890 (alpha_output_filename): Constify.
7891 * alpha/alpha.h: Move all function declarations ...
7892 * alpha/alpha-protos.h: ... here. New file.
7893 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
7894 (SECTION_FUNCTION_TEMPLATE): Likewise.
7896 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7898 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
7899 * expr.c (expand_expr): Likewise.
7900 (do_jump): Likewise.
7901 (do_store_flag): Pass ccp_store_flag to can_compare_p.
7902 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
7904 (enum can_compare_purpose): New.
7905 (can_compare_p): Adjust prototype.
7906 (prepare_cmp_insn, prepare_operand): Declare.
7907 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
7908 * optabs.c (cmp_available_p): Deleted.
7909 (expand_abs): Pass ccp_jump to can_compare_p.
7910 (can_compare_p): New arg PURPOSE. Check for combined optabs.
7911 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
7912 Call can_compare_p rather than cmp_available_p.
7913 (prepare_operand): No longer static.
7914 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
7915 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
7916 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
7917 sequence to use emit_cmp_and_jump_insns.
7918 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
7920 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
7922 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
7923 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
7924 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
7925 (plus (reg) (const_int 0))
7926 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
7928 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
7930 * rs6000.c (expand_block_move): DImode loads and stores require
7931 word-aligned displacements. Increment address registers with
7932 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
7934 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
7936 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
7937 is no name for the base type, rather than segfault. If we are
7938 writing out a complex integer type, use DW_ATE_lo_user.
7940 * expr.c (emit_move_insn_1): If we are copying a complex that fits
7941 in one word or less (complex char, complex short, or on 64 bit
7942 systems complex float) to/from a hard register, copy it through
7943 memory instead of dying in gen_{real,imag}part. If we have a
7944 short complex type, prevent inlining since it allocates stack
7947 * tree.c (build_complex_type): If we are writing dwarf2 output,
7948 generate a name for complex integer types.
7950 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7952 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
7953 * flow.c (remove_edge): Remove extra whitespace.
7954 (remove_fake_edges): Fix comment.
7955 (add_noreturn_fake_exit_edges): Use the correct name.
7957 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
7959 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
7960 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
7961 (clean): Depend on INTL_CLEAN.
7962 (maintainer-clean): Adjust.
7964 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7966 * configure.in (AC_PREREQ): Bump to 2.13.
7967 (AC_C_STRINGIZE): Call this instead of using a custom macro.
7969 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
7971 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
7973 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
7975 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
7976 (HAVE_STRINGIZE): Define.
7978 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
7980 * c-parse.in: save and restore warn_pointer_arith on __extension__
7981 along with pedantic.
7982 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
7983 Set the type of extension to itype rather than $<itype>1 kludge.
7984 * extend.texi (Alternate Keywords): Adjust documentation.
7985 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
7987 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
7989 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
7990 most assembler templates.
7992 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
7993 FP loads and stores.
7994 (following_call): Always return zero for the PA8000.
7995 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
7996 FP loads and stores.
7997 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
7999 * pa.h (BRANCH_COST): Define.
8001 * pa.md (return, return_internal): Use bve for PA2.0.
8003 * pa.md (fused multiply): Add variants which reduce height for the
8004 fused multiply, but which still generate 2 insns.
8005 (fnegabs): Similarly.
8007 * pa.md (subsi3): Turn into an expander. Create two anonymous
8008 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
8009 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
8011 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
8013 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
8015 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
8016 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
8018 * regclass.c (init_regs): Add "top_of_stack" as a garbage
8021 * flow.c (record_active_eh_regions): Terminate loop after finding
8022 the last insn in the last basic block.
8024 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8026 * config/c4x/c4x.md: Delete parallel instruction peepholes.
8028 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8030 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
8032 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8034 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
8035 splitting to not use output template.
8037 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8039 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
8040 * config/c4x/c4x.c (c4x_va_start): New function.
8042 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
8044 * genrecog.c (not_both_true): Handle correctly cases when called for
8045 tests with different positions in the insn.
8047 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8049 * machmode.h (HOST_PTR_PRINTF): Move from here ...
8051 * system.h (HOST_PTR_PRINTF): ... to here.
8053 * mips-tfile.c: Don't include machmode.h.
8055 * Makefile.in (MACHMODE_H): New variable. Update to use it.
8056 (mips-tfile.o): Don't depend on machmode.h.
8058 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8060 * haifa-sched.c (sched_analyze): Rename local variable `region' to
8061 avoid conflicts with typedef struct `region' at the top level scope.
8063 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
8065 * basic-block.h (basic_block): Add eh_beg, eh_end.
8066 * flow.c (entry_exit_blocks): Update.
8067 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
8069 (find_basic_blocks_1): Don't record eh_list at each bb. Use
8070 lists.c functions to allocate insn lists.
8071 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
8073 (make_eh_edge): ... here. New.
8074 (move_stray_eh_region_notes): New.
8075 (record_active_eh_regions): New.
8076 (delete_unreachable_blocks): Split out block merging ...
8077 (try_merge_blocks): ... here. New.
8078 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
8079 Dump debugging data.
8080 (merge_blocks_move_successor_nojumps): Likewise.
8081 (merge_blocks): Use eh_beg+eh_end to validate block movement.
8083 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8085 * extend.texi (Bound member functions): Document unbound pmf
8088 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8090 * flow.c (split_edge): Handle insertion on a fallthrough edge which
8091 has the EXIT_BLOCK as a dest.
8093 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8095 * flow.c (remove_edge): New function to remove an edge from the
8097 (remove_fake_successors): New function to remove fake successor edges.
8098 (remove_fake_edges): New function to remove all fake edges from the
8100 (add_fake_exit_edges): New function to add fake edges from all blocks
8101 with no successors to the exit block.
8102 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
8103 prototypes for new functions.
8105 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8107 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
8108 Use Pmode to determine whether to output .dword or .word.
8110 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
8112 * tree.c (built_in_filename): New variable.
8113 (BUILT_IN_FILENAME): New macro.
8114 (init_tree_codes): Allocate built_in_filename.
8115 (make_node): Use built_in_filename instead of string constant.
8117 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
8119 * configure.in: Add fr30 target.
8120 * configure: Regenerate.
8121 * config/fr30: New directory.
8122 * config/fr30/crti.asm: New file.
8123 * config/fr30/fr30.c: New file.
8124 * config/fr30/crtn.asm: New file.
8125 * config/fr30/fr30.h: New file.
8126 * config/fr30/fr30.md: New file.
8127 * config/fr30/lib1funcs.asm: New file.
8128 * config/fr30/t-fr30: New file.
8129 * config/fr30/xm-fr30.h: New file.
8131 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
8133 * flow.c (merge_blocks_move_successor_nojumps): Delete the
8134 BARRIER at the end of the successor, not the BARRIER before
8137 * pa.c (pa_add_gc_roots): Fix thinko in last change.
8139 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
8141 * stmt.c (any_pending_cleanups): Don't crash when
8142 current_function->stmt is unset.
8144 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8146 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
8147 other initializations that may use it for relative offsets.
8149 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8151 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
8152 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
8153 * config/i386/sol2dbg.h: Removed.
8154 * config/i386/sol2gas.h: New file, to enable gas work-around.
8155 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
8156 Don't use sol2dbg.h.
8157 * configure: Rebuilt.
8159 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
8161 * invoke.texi (-fthis-is-variable): Remove documentation.
8163 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
8165 * basic-block.h (compute_bb_for_insn): Declare.
8166 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
8167 to use; set size of basic_block_for_insn directly.
8168 (find_basic_blocks): Update.
8170 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8172 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
8174 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8176 * crtstuff.c (ON_EXIT): Delete empty macro definition.
8177 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
8179 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
8181 * c-decl.c (c_decode_option): Extend comment.
8183 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
8185 * toplev.c (progname): Make 'const char *'
8186 (flag_print_mem): Move out of main.
8187 (version_flag): Move out of main.
8188 (filename): Move out of main.
8189 (debug_args): Remove g prefix from options.
8190 (documented_lang_options): Remove cpplib specific options.
8191 (display_help): Add g prefix to debug options.
8192 (check_lang_option): Delete this function.
8193 (decode_d_option): New function: Decode -d... option.
8194 (decode_f_option): New function: Decode -f... option.
8195 (decode_W_option): New function: Decode -W... option.
8196 (decode_g_option): New function: Decode -g... option.
8197 (independent_decode_option): New function: Decode a language
8198 independent command line option.
8199 (main): Invoke lang_decode_option and then
8200 independent_decode_option on each command line option in
8203 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
8205 Revert this change. Gavin's patch to operand_equal_p is a better fix.
8206 * fold-const.c (fold_range_test): Do not try to fold the range
8207 test if the rhs or lhs has side effects.
8209 * basic-block.h (compute_flow_dominators): Declare.
8211 * gcse.c (alloc_code_hoist_mem): New function.
8212 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
8213 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
8214 (hoist_code, one_code_hoisting_pass): Likewise.
8215 (gcse_main): If optimizing for size, then hoist expressions
8216 computed in multiple dominated basic blocks.
8218 * gcse.c (invalid_nonnull_info): New function.
8219 (delete_null_pointer_checks): Likewise.
8220 * rtl.h (delete_null_pointer_checks): Declare.
8221 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
8223 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
8224 (merge-blocks_move_successor_nojumps): Likewise.
8225 (merge_blocks): Allow merging of some blocks, even if it requires
8226 physical movement of the blocks, but not if it requires new jumps.
8228 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
8229 Callers and prototype changed.
8230 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
8232 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8234 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
8235 -YP when both -p and -pg are present. From i386/sol2.h.
8237 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8239 * Makefile.in (distclean): Delete tm_p.h.
8240 * configure.in: Create a new file, "tm_p.h", from a list in
8241 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
8242 "i386/i386-protos.h".
8244 * alias.c: Include "tm_p.h".
8245 * c-typeck.c: Likewise.
8246 * calls.c: Likewise.
8248 * emit-rtl.c: Likewise.
8249 * explow.c: Likewise.
8250 * expmed.c: Likewise.
8252 * final.c: Likewise.
8254 * fold-const.c: Likewise.
8255 * function.c: Likewise.
8257 * global.c: Likewise.
8258 * haifa-sched.c: Likewise.
8259 * integrate.c: Likewise.
8261 * local-alloc.c: Likewise.
8263 * optabs.c: Likewise.
8264 * recog.c: Likewise.
8265 * reg-stack.c: Likewise.
8266 * regclass.c: Likewise.
8267 * regmove.c: Likewise.
8268 * reload.c: Likewise.
8269 * reload1.c: Likewise.
8270 * reorg.c: Likewise.
8271 * resource.c: Likewise.
8273 * stor-layout.c: Likewise.
8274 * toplev.c: Likewise.
8276 * unroll.c: Likewise.
8277 * genattrtab.c (main): Make generated file include "tm_p.h".
8278 * genemit.c (main): Likewise.
8279 * genoutput.c (main): Likewise.
8280 * genrecog.c (main): Likewise.
8282 * i386.h: Delete all prototypes.
8283 * i386.c: Include "tm_p.h".
8284 (ix86_attr_length_default): Call constant_call_address_operand
8285 with correct number of arguments.
8286 * i386-protos.h: New file.
8287 * i386.md (unnamed patterns): Call constant_call_address_operand
8288 with correct number of arguments.
8289 (exception_receiver): Call load_pic_register with correct number
8292 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
8294 * c-pragma.c (mark_align_stack): Dereference the void* properly.
8296 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
8298 * rtl.h (insns_safe_to_move_p): New function.
8299 * loop.c (find_and_verify_loops): Use it.
8300 * rtlanal.c (insns_safe_to_move_p): Define it.
8302 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
8304 * c-pragma.c: Include ggc.h.
8305 * Makefile.in (c-pragma.o): Update.
8307 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8309 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
8310 (LIB_SPEC): Likewise.
8311 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
8312 Reindent -YP/-p/-pg.
8313 Copied from config/sparc/sol2.h.
8315 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
8317 * c-pragma.c (mark_align_stack): New.
8319 * c-pragma.h (init_pragma): Declare it.
8320 * c-lex.c (init_parse): Call it.
8322 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8324 * configure.in: Pick up thread library on Solaris/x86 just
8325 like on Solaris/sparc.
8326 * configure: Rebuilt.
8328 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
8330 * rtl.h (global_rtx_index): New enum.
8331 (global_rtl): Change to array of rtx.
8332 (pc_rtx, cc0_rtx): Redefine accordingly.
8333 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
8334 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
8335 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
8336 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
8337 (const_int_rtx): Change to array of rtx.
8338 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
8340 * emit-rtl.c (global_rtl): Change to array of rtx.
8341 (const_int_rtx): Change to aray of rtx.
8342 (gen_rtx_CONST_INT): Redefine accordingly.
8343 (init_emit_once): Allocate and initialize global_rtl. Likewise
8344 for const_int_rtx. Add both as GC roots.
8345 * genattrtab.c (global_rtl): Update declaration.
8347 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
8349 * Makefile (USER_H): Add iso646.h back.
8351 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
8353 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
8354 zapping the LOG_LINKS of sched_before_next_call.
8356 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
8357 * pa.c (insn_refs_are_delayed): Renamed from
8358 insn_sets_and_refs_are_delayed.
8360 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
8362 * functiion.h (struct function): Add x_whole_function_mode_p.
8363 (retrofit_block): Declare.
8364 * function.c (retrofit_block): New function.
8365 (identify_blocks): Add assertions. Allow an incomplete set of
8366 block notes if we're still generating code for the function.
8367 * integrate.c: Include loop.h.
8368 (expand_inline_function): Call find_loop_tree_blocks to map block
8369 notes to blocks when in whole-function mode. Use retrofit_block
8370 to insert new BLOCKs for the inlined function, rather than
8372 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
8373 * Makefile.in (integrate.o): Depend on loop.h.
8375 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8377 * tree.h (warn_about_unused_variables): Declare.
8378 * stmt.c (warn_about_unused_variables): New function, split out
8380 (expand_end_bindings): Here.
8382 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
8384 * stmt.c (preserve_subexpressions_p): Don't crash when
8385 current_function->stmt is unset.
8387 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
8389 * stmt.c (expand_start_bindings): Allow callers to pass a flag
8390 indicating that no NOTE_INSN_BLOCK_BEG note is required.
8391 (expand_start_target_temps): Use it.
8392 * except.c (expand_eh_region_start_for_decl): Likewise.
8393 * expr.c (expand_expr): Likewise.
8395 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8397 * fold-const.c (operand_equal_p): Pay attention to side effects.
8399 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
8401 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
8402 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
8404 * tlink.c (scan_linker_output): Look for keywords before accepting
8405 a mangled name in quotes.
8407 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
8409 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
8410 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
8412 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
8414 * alpha.md: Revert Thu Nov 26 change that came in through the
8415 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
8416 Avoid earlyclobber when possible.
8418 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8420 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
8422 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
8423 Define HAVE_ON_EXIT.
8425 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8427 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
8428 CTYPE_CONV in all ctype macros.
8430 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
8433 * cexp.y (initialize_random_junk): Likewise.
8435 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
8437 * i370.c (handle_pragma): Likewise.
8439 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
8441 * v850.c (override_options): Likewise.
8443 * doprint.c (_doprnt): Likewise.
8445 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
8448 * fixinc/server.c (load_data): Likewise.
8450 * fold-const.c (real_hex_to_f): Likewise.
8452 * genattr.c (write_upcase, gen_attr): Likewise.
8454 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
8455 write_upcase): Likewise.
8457 * genemit.c (print_code): Likewise.
8459 * genopinit.c (gen_insn): Likewise.
8461 * genpeep.c (print_code): Likewise.
8463 * genrecog.c (print_code): Likewise.
8465 * optabs.c (init_libfuncs): Likewise.
8467 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
8469 * haifa-sched.c (sched_analyze): Keep the list of notes organized
8471 (reemit_notes): Likewise.
8473 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
8475 * ggc.h (ggc_root): Move to ggc-common.c.
8477 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
8478 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
8479 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
8480 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
8481 * ggc-common.c (ggc_root): Move from ggc.h.
8482 (roots): Declare, static.
8483 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
8484 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
8485 null or check/set mark bit.
8486 (ggc_mark_roots): New.
8487 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
8489 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
8491 * m32r.c: Include toplev.h.
8492 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
8493 (gen_compare): Rename swap_p to must_swap to match uses.
8494 Add default abort case.
8495 (m32r_output_function_epilogue): Remove unused variables.
8496 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
8497 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
8498 define to empty parameter list. Update all uses.
8499 (predicate decls): Use enum machine_mode not int.
8500 * m32r.md (movsi): Call abort, not fatal_insn.
8501 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
8503 1999-09-14 Andrew Haley <aph@cygnus.com>
8505 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
8506 use $0 instead of 0.
8508 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8510 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
8511 computation out of loop over hard regs.
8513 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
8515 * function.c (identify_blocks): Don't shadow a variable in an
8517 * integrate.c (integrate_decl_tree): Don't use pushlevel,
8518 pushdecl, or poplevel to build up the new BLOCK tree.
8519 (expand_inline_function): Likewise.
8520 (integrate_parm_decls): Likewise.
8522 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
8524 * c-typeck.c (qualify_type): Merge qualifiers from both types.
8526 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
8528 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
8529 * invoke.texi: Document this change.
8531 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
8533 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
8535 (mark_emit_status): Renamed from mark_emit_state.
8536 * except.c (mark_eh_status): Renamed from mark_eh_state.
8537 Check not null before marking.
8538 (free_eh_status): New.
8539 * expr.c (mark_expr_status, free_expr_status): New.
8540 * function.c (free_machine_status): New.
8541 (free_after_parsing): New.
8542 (free_after_compilation): Move bits to free_after_parsing; call
8543 free_eh_status, free_expr_status; zero the marked members of the
8545 (prepare_function_start): No can_garbage_collect.
8546 Call init_eh_for_function.
8547 (expand_dummy_function_end): Free up current_function state.
8548 (mark_function_status): Renamed from mark_function_state.
8549 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
8550 * function.h (struct function): No can_garbage_collect.
8551 (free_machine_status, free_after_parsing): Declare.
8552 (free_eh_status, free_expr_status): Declare.
8553 * ggc.h (mark_expr_status): Declare.
8554 * stmt.c (free_stmt_status): Free the struct.
8555 (mark_stmt_status): Renamed from mark_stmt_state.
8556 (init_stmt): Don't call init_eh.
8557 (init_stmt_for_function): Don't call init_eh_for_function.
8558 * toplev.c (compile_file): Call init_eh.
8559 (rest_of_compilation): Free basic block info before ggc_collect.
8560 Call free_after_parsing; conditionally call free_after_compilation.
8561 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
8562 Check not null before marking.
8563 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
8565 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
8567 * c-lex.c (yylex): Initialize warn.
8569 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
8571 * pa.c (emit_move_sequence): Properly set the mode of the scratch
8572 register when performing secondary reloads for the SAR register.
8574 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
8576 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
8577 (NOTE_BLOCK): New macro.
8578 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
8579 * function.h (identify_blocks): Change prototype.
8580 * function.c (identify_blocks): Simplify.
8581 (reorder_blocks): Likewise.
8582 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
8583 NOTE_INSN_BLOCK_{BEG,END}.
8584 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
8585 the list of saved notes if the note isn't a
8586 NOTE_INSN_BLOCK_{BEG,END}.
8587 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
8589 (reemit_notes): Adjust recreation of notes to reflect new saved
8591 * print-rtl.c (print_rtx): Print the address of the BLOCK when
8592 printing a block note.
8593 * stmt.c (block_vector): Remove.
8594 (find_loop_tree_blocks): Simplify.
8595 (unroll_block_trees): Likewise.
8596 * tree.h (reorder_block): Change prototype.
8598 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
8600 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
8601 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
8602 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
8603 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
8604 (atexit, exit): Simplify.
8605 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
8606 * config/lots: Remove defns of HAVE_ATEXIT.
8608 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
8610 * calls.c (precompute_arguments): Fix typo in comment.
8611 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
8614 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
8616 * dsp16xx.c (override_options): Fix typos in GC root registration.
8618 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
8620 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
8622 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
8623 (FUNCTION_PROFILER): Redefine appropriately for Linux.
8624 (CC1_SPEC): Likewise.
8626 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8628 * genattr.c (main): Add extern prototype. Call return, not exit.
8629 * genattrtab.c (main): Likewise.
8630 * gencheck.c (main): Likewise.
8631 * gencodes.c (main): Likewise.
8632 * genconfig.c (main): Likewise.
8633 * genemit.c (main): Likewise.
8634 * genextract.c (main): Likewise.
8635 * genflags.c (main): Likewise.
8636 * gengenrtl.c (main): Likewise.
8637 * genopinit.c (main): Likewise.
8638 * genoutput.c (main): Likewise.
8639 * genpeep.c (main): Likewise.
8640 * genrecog.c (main): Likewise.
8642 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
8643 * genattrtab.c (get_insn_name): Likewise.
8644 * gencodes.c (get_insn_name): Likewise.
8645 * genconfig.c (get_insn_name): Likewise.
8646 * genemit.c (get_insn_name): Likewise.
8647 * genextract.c (get_insn_name): Likewise.
8648 * genflags.c (get_insn_name): Likewise.
8649 * genopinit.c (get_insn_name): Likewise.
8650 * genpeep.c (get_insn_name): Likewise.
8652 * gencheck.c (usage): Add static prototype.
8653 * genextract.c (print_path): Constify a char*.
8654 * genopinit.c (optabs): Likewise.
8655 * genoutput.c (operand_data, data, output_predicate_decls,
8656 compare_operands): Likewise.
8657 * genrecog.c (write_tree): Add default case in switch.
8659 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8661 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
8663 * print-rtl.c (get_insn_name): Remove prototype.
8665 * toplev.h (progname): Declare const.
8667 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
8668 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
8669 dump_sched_info, dump_local_alloc, regset_release_memory,
8670 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
8671 error_with_file_and_line, error_with_decl, error_for_asm, error,
8672 fatal, warning_with_file_and_line, warning_with_decl, warning,
8673 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
8674 Remove redundant prototypes.
8676 (notice, check_lang_option, report_file_and_line, vnotice,
8677 mark_file_stack): Add static prototype.
8678 (set_fatal_function): Add prototype.
8679 (vnotice, report_file_and_line, set_fatal_function,
8680 check_lang_option): Constify a char*.
8681 (main): Prototype. Call return, not exit.
8683 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8685 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
8687 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
8689 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
8691 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
8693 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8695 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
8696 behave as if it's zero in all cases.
8697 (expand_function_start): Adjust call to assign_parms.
8698 * tree.h (assign_parms): Adjust prototype.
8699 * objc/objc-act.c (hack_method_prototype): Adjust call to
8702 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
8704 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
8705 arg_pointer_rtx fixed if the argument pointer register is
8707 (NONZERO_BASE_PLUS_P): Likewise.
8709 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
8711 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
8712 match_insn2 to match_insn.
8713 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
8715 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
8717 * Makefile.in (USER_H): Remove va-foo.h.
8719 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
8720 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
8721 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
8722 va-spur.h,va-v850.h}: Remove.
8724 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
8726 * sparc/sparc.md (eligible_for_return_delay): New attribute.
8727 (in_return_delay): Use it instead of match_insn.
8729 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8731 * config/alpha/va_list.h (va-alpha.h): Do not include.
8732 (__gnuc_va_list): Typedef as in varargs.h.
8734 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
8736 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
8737 DECL_LIVE_RANGE_RTL.
8739 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
8741 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
8742 not NOTE_BLOCK_NUMBER.
8743 (expand_eh_region_end): Likewise.
8744 (find_exception_handler_labels): Likewise.
8745 (scan_region): Likewise.
8746 (exception_optimize): Likewise.
8747 (update_rethrow_references): Likewise.
8748 (set_insn_eh_region): Likewise.
8749 * final.c (final_scan_insn): Likewise.
8750 * flow.c (make_edges): Likewise.
8751 * integrate.c (expand_inline_function): Likewise.
8752 * print-rtl.c (print_rtx): Likewise.
8754 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
8756 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
8757 terms of builtin functions and types.
8759 * mips.c (mips_build_va_list): New.
8760 (mips_va_start, mips_va_arg): New.
8761 * mips.h (BUILD_VA_LIST_TYPE): New.
8762 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8764 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
8765 (sh_build_va_list, sh_va_start, sh_va_arg): New.
8766 * sh.h (BUILD_VA_LIST_TYPE): New.
8767 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8769 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
8771 * recog.h (struct recog_data): Make dup_num, operand_address_p,
8772 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
8773 (struct insn_data): Likewise with n_operands, n_dups,
8774 n_alternatives, output_format.
8775 * regclass.c (scan_one_insn): Cast n_operands to int before
8776 arithmetic inside comparison.
8778 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
8780 * toplev.c (compile_function): Unconditionally emit nop.
8782 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8784 * haifa-sched.c (actual_hazard): Move declaration of variable
8785 `this_cost' into the scope where it is used.
8787 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8789 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
8790 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
8791 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
8793 * genrecog.c (make_insn_sequence): Call memset, not bzero.
8795 * jump.c (find_insert_position): Don't declare or define unless
8796 !HAVE_conditional_arithmetic.
8797 (returnjump_p_1, delete_prior_computation): Add static prototypes.
8799 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
8801 * recog.c (offsettable_address_p): Prototype function pointer.
8802 (preprocess_constraints): Call memset, not bzero.
8804 * tree.c (tree_node_kind_names): Constify a char*. Make static.
8805 (gcc_obstack_init): Don't declare.
8806 (fix_sizetype): Add static prototype.
8807 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
8808 (tree_cons): Call memset, not bzero.
8810 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
8811 definition in macro ASM_WEAKEN_LABEL.
8812 (mark_const_hash_entry): Add static prototype.
8814 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
8818 * unroll.c (find_common_reg_term, subtract_reg_term,
8819 loop_find_equiv_value): Add static prototypes.
8820 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
8821 (copy_loop_body): Remove unreachable break statement.
8823 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
8825 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
8827 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8829 Undo some changes from the gcc2 merge:
8830 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
8831 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
8835 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
8836 * emit-rtl.c (gen_lowpart_common): Disable optimization of
8837 initialized float-int union if the value is a NaN.
8839 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
8841 * gthr-win32.h: New file.
8843 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
8844 shared as a valid attribute.
8845 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
8846 * extend.texi: Document `shared' variable attribute.
8848 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
8850 * configure.in: Handle --enable-threads on FreeBSD.
8851 * configure: Rebuit.
8853 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8855 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
8857 * configure: Rebuilt.
8859 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
8860 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
8861 Rosimildo DaSilva <rdasilva@connecttel.com>
8863 * configure.in (m68k-*-rtemscoff*): Added.
8864 * configure.in (mips64orion-*-rtems*): Converted to ELF.
8865 * configure.in (sparc-*-rtemsaout*): Added as alias for old
8866 sparc-rtems configuration.
8867 * configure.in (sparc-*-rtemself*): Added.
8868 * configure.in (sparc-*-rtems*): Now ELF not a.out.
8869 * config/i386/rtems.h: Added comment.
8870 * config/sparc/rtemself.h: New file.
8872 * configure.in (m68k-rtemself): Added.
8873 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
8874 and DWARF_DEBUGGING_INFO.
8875 * config/m68k/crti.s: New file.
8876 * config/m68k/crtn.s: New file.
8877 * config/m68k/t-crtstuff: New file.
8878 * config/m68k/rtemself.h: New file.
8880 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
8881 global ctor/dtor and C++ exception handling.
8882 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
8883 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
8885 * config/i386/t-rtems-i386: New File.
8887 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
8889 * stmt.c (expand_end_case): Return right away if the case stack is
8892 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
8894 * Makefile.in (version.c): Remove rule incorrectly brought in from
8897 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
8899 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
8900 * msdos/top.sed: Take into account a prepended $(SHELL) to
8902 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
8904 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
8906 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8908 * regmove.c (fixup_match_1): Don't change an unchanging register.
8909 (stable_but_for_p): Renamed to:
8910 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
8911 Changed all callers.
8913 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
8915 * loop.c (strength_reduce): Don't call reg_used_between_p if the
8916 insn from BL2 is after the insn from BL.
8918 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
8920 * recog.h (INSN_OUTPUT_FORMAT_*): New.
8921 (struct insn_data): Merge `template' and `outfun' into `output'.
8922 Add `output_format'.
8923 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
8924 (struct data): Remove `outfun'; add `output_format'.
8925 (name_for_index): Remove declaration.
8926 (output_insn_data): Handle output formats.
8927 (process_template): Emit the bare array for @.
8928 (gen_expand, gen_split): Set output_format to NONE.
8929 * output.h (get_insn_template): Declare.
8930 * final.c (get_insn_template): New.
8931 (final_scan_insn): Use it.
8932 * toplev.c (compile_file): Likewise.
8934 * c4x/c4x.c (c4x_process_after_reload): Likewise.
8935 * i860/i860.c (output_delayed_branch): Likewise.
8936 (output_delay_insn): Likewise.
8938 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8940 * rtl.c (obstack_alloc_rtx): Removed.
8942 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
8944 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
8946 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
8948 * i386.c (call_insn_operand): Reject const_int.
8949 (expander_call_insn_operand): Use call_insn_operand.
8951 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8953 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
8955 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
8957 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
8958 Use DImode operation.
8960 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
8962 * gcc.c: Include sys/resource.h.
8963 (report_times): New flag.
8964 (execute): If report_times is set, calculate and report the
8965 CPU time consumed by each subprocess.
8967 (rus, prus): New globals.
8968 (option_map): Add --time.
8969 (display_help): Document -time.
8970 (process_command): Set report_times if -time is given.
8971 Turn off -pipe if -time is given.
8973 * invoke.texi: Document new option -time.
8975 * configure.in: Check for getrusage. Check if we have to
8976 prototype getrusage.
8977 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
8978 * configure: Regenerate.
8979 * config.in: Regenerate.
8981 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
8983 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
8986 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
8988 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
8989 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
8990 (nan): Return _thenan_sf or _thenan_df as appropriate.
8991 (L_thenan_sf): Define _thenan_sf.
8992 (L_thenan_df): Define _thenan_df.
8994 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
8995 (DPBIT_FUNCS): Add _thenan_df.
8997 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
8999 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
9002 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9004 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
9007 (lang_specific_driver): Don't take a function pointer parameter.
9008 All callers changed.
9010 * gcc.c: Include gcc.h.
9011 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
9012 lang_specific_extra_outfiles, fatal): Don't declare.
9013 (multilib_defaults_raw): Constify.
9014 (read_specs): Call memset, rather than bzero.
9015 (main): Call return, not exit.
9016 (lookup_compiler): Call memcpy, not bcopy.
9017 (fatal): Make extern.
9019 * cppspec.c: Include gcc.h.
9020 (lang_specific_driver): Initialize variable `quote'. Constify a
9021 char*. All calls to the function pointer parameter now
9022 explicitly call `fatal'.
9024 * gccspec.c (lang_specific_driver): Include gcc.h.
9026 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
9028 * arm.c (note_invalid_constants): Use recog_data.operand_type
9031 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9033 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
9036 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
9037 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9038 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9039 reload_secondary_in_reload, reload_secondary_out_reload,
9040 reload_secondary_in_icode, reload_secondary_out_icode,
9041 reload_reg_rtx, reload_when_needed): Delete declarations.
9042 (struct reload): New structure.
9043 (rld): Declare new array.
9044 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
9045 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9046 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9047 reload_secondary_in_reload, reload_secondary_out_reload,
9048 reload_secondary_in_icode, reload_secondary_out_icode,
9049 reload_reg_rtx, reload_when_needed): Delete definitions.
9051 (whole file): Replace uses of the deleted arrays with uses of rld.
9052 * reload1.c (whole file): Replace uses of the deleted arrays with
9054 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
9055 explicit loops, not with bcopy.
9057 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
9059 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
9060 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
9061 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
9062 insn_name): Delete and consolidate into new structures.
9063 (insn_operand_predicate_fn): New.
9064 (insn_output_fn): New.
9066 (struct insn_operand_data): New.
9067 (struct insn_data): New.
9069 (OUT_FCN): Update for insn_data change.
9070 * builtins.c (expand_builtin_strlen): Likewise.
9071 (expand_builtin_memcmp): Likewise.
9072 * combine.c (make_extraction, simplify_comparison): Likewise.
9073 * cse.c (canon_reg, cse_insn): Likewise.
9074 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
9075 * expmed.c (store_bit_field, extract_bit_field): Likewise.
9076 (emit_store_flag): Likewise.
9077 * expr.c (convert_move, emit_block_move): Likewise.
9078 (clear_storage, emit_push_insn, expand_increment): Likewise.
9079 (do_store_flag): Likewise.
9080 * expr.h (GEN_FCN): Likewise.
9081 (insn_gen_function): Die.
9082 * final.c (final_scan_insn): Update for insn_data change.
9083 (output_asm_name): Likewise.
9084 * function.c (fixup_var_refs_1): Likewise.
9085 * loop.c (check_dbra_loop): Likewise.
9086 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
9087 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
9088 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
9089 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
9090 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
9091 * regmove.c (gen_add3_insn): Likewise.
9092 * reload.c (push_secondary_reload, combine_reloads): Likewise.
9093 (find_reloads, find_reloads_address_1): Likewise.
9094 (debug_reload_to_stream): Likewise.
9095 * reload1.c (emit_reload_insns, gen_reload): Likewise.
9096 * stmt.c (expand_end_case): Likewise.
9097 * toplev.c (compile_file): Likewise.
9099 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9100 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9102 * print-rtl.c (insn_name_ptr): Remove declaration.
9103 (get_insn_name): Declare.
9104 (print_rtx): Use it.
9105 * genoutput.c (insn_name_ptr): Remove.
9106 (next_operand_number): New.
9107 (struct operand_data): New.
9108 (null_operand, odata, odata_end): New.
9109 (struct data): Use struct operand_data.
9110 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
9111 (get_insn_name): Renamed from name_for_index.
9112 (output_prologue): Define NO_MD_PROTOTYPES.
9113 (output_predicate_decls): Break out from output_epilogue.
9114 Iterate over the operands list.
9115 (output_operand_data): Break out from output_epilogue. Emit
9116 just the operands list.
9117 (output_insn_data): Break out from output_epilogue. Emit just
9119 (output_epilogue): Remove.
9120 (output_get_insn_name): New.
9121 (constraints, op_n_alternatives, predicates, address_p): Die.
9122 (modes, strict_low, seen): Die.
9123 (scan_operands): Take new param `d' instead of writing to
9124 seven global variables.
9125 (compare_operands): New.
9126 (place_operands): New.
9127 (validate_insn_alternatives): Update for struct data change.
9128 (gen_insn): Don't zero or copy 7 global arrays. Update for
9129 scan_operands; call place_operands.
9130 (gen_peephole, gen_expand, gen_split): Likewise.
9131 (main): Update for new output routines.
9133 * genattr.c (insn_name_ptr): Remove.
9134 (get_insn_name): New function.
9135 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
9136 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
9137 * genrecog.c: Likewise.
9139 * alpha.md (adddi3): Make `pattern' array static.
9141 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9143 * config/c4x/c4x.h (c4x_rpts_cycles_string,
9144 c4x_cpu_version_string): Constify char *.
9145 * config/c4x/c4x.c (c4x_rpts_cycles_string,
9146 c4x_cpu_version_string): Likewise.
9148 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
9150 * tree.c (save_tree_status): Revert 10 Sep change.
9151 (restore_tree_status): Likewise. Call obstack_free with NULL
9152 before freeing the obstack proper.
9154 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
9156 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
9158 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
9159 surrounding context.
9161 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
9163 * tree.c (type_hash_canon): Put all types in the hash-table, when
9166 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
9168 * recog.h (struct recog_data, recog_data): New.
9169 (recog_foo variables): Kill.
9170 * recog.c (recog_operand, recog_operand_loc): Kill.
9171 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
9172 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
9173 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
9174 (recog_data): Define.
9175 (extract_insn): Update all recog_foo references to use recog_data.
9176 (preprocess_constraints, constrain_operands): Likewise.
9177 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
9178 * genattrtab.c (main): Likewise.
9179 * genextract.c (main): Likewise.
9180 * genoutput.c: Likewise.
9181 * genrecog.c (write_subroutine, main): Likewise.
9182 * local-alloc.c (block_alloc): Likewise.
9183 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
9184 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
9185 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
9186 * reload.c (find_reloads, find_reloads_toplev): Likewise.
9187 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
9188 (reload_cse_simplify_operands): Likewise.
9190 * arc/arc.c (arc_final_prescan_insn): Likewise.
9191 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
9192 * h8300/h8300.c (notice_update_cc): Likewise.
9193 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
9194 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9195 * mn10200/mn10200.c (notice_update_cc): Likewise.
9196 * mn10300/mn10300.c (notice_update_cc): Likewise.
9197 * romp/romp.c (update_cc): Likewise.
9198 * sparc/sparc.c (check_pic): Likewise.
9199 * v850/v850.c (notice_update_cc): Likewise.
9201 * genemit.c (main): Don't declare recog_operand.
9203 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
9205 * ggc.h (rtvec_def): Forward declare.
9206 (tree_node): Likewise.
9209 (ggc_set_mark_rtx): Add prototype.
9210 (ggc_set_mark_rtvec): Likewise.
9211 (ggc_set_mark_tree): Likewise.
9212 * ggc-simple.c (ggc_root): Don't define.
9213 (roots): Don't declare.
9214 (ggc_mark_rtx): Remove.
9215 (ggc_mark_rtvec): Likewise.
9216 (ggc_mark_tree): Likewise.
9217 (ggc_mark_varray): Likewise.
9218 (ggc_mark_tree_hash_table_entry): Likewise.
9219 (ggc_mark_tree_hash_table): Likewise.
9220 (ggc_set_mart_rtx): New function.
9221 (ggc_set_mark_rtvec): Likewise.
9222 (ggc_set_mark_tree): Likewise.
9223 (ggc_add_root): Remove.
9224 (ggc_add_rtx_root): Likewise.
9225 (ggc_remove_tree_root): Likewise.
9226 (ggc_add_string_root): Likewise.
9227 (ggc_add_tree_varray_root): Likewise.
9228 (ggc_add_tree_hash_table_root): Likewise.
9229 (ggc_del_root): Likewise.
9230 (ggc_mark_rtx_ptr): Likewise.
9231 (ggc_mark_tree_ptr): Likewise.
9232 (ggc_mark_string_ptr): Likewise.
9233 (ggc_mark_tree_varray_ptr): Likewise.
9234 (ggc_mark_tree_hash_table_ptr): Likewise.
9235 * ggc-common.c: New file.
9236 * Makefile.in (OBJS): Add ggc-common.o.
9237 (ggc-common.o): List dependencies.
9239 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
9241 * cppalloc.c (xstrdup): Use memcpy.
9242 * cpperror.c (cpp_print_containing_files): Don't use
9244 * cpplib.c (conditional_skip): Set temp->lineno.
9245 (do_endif): Make error message less obscure.
9246 (if_directive_name): New function.
9247 (cpp_get_token [case EOF]): Unwind the if stack and generate
9248 error messages for each unterminated conditional in this file.
9249 (parse_string): Do not behave differently if -traditional.
9251 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
9253 * builtins.c (expand_builtin_va_arg): Cope with an array-type
9254 va_list decomposing to pointer-type.
9255 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
9256 (rs6000_va_arg): Likewise.
9258 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
9260 * except.c (start_dynamic_handler): Compute size using
9261 STACK_SAVEAREA_MODE.
9263 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9265 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
9266 include directory headers. Don't define strrchr. Don't provide
9267 my_* replacement functions. Prefer PTR over `pointer_type'.
9268 Don't prototype system functions. Don't redefine getopt.
9270 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
9271 safe_read, safe_write, save_pointers, restore_pointers,
9272 is_id_char, in_system_include_dir, directory_specified_p,
9273 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
9274 find_corresponding_lparen, referenced_file_is_newer,
9275 save_def_or_dec, munge_compile_params, gen_aux_info_file,
9276 process_aux_info_file, identify_lineno, check_source,
9277 seek_to_line, forward_to_next_token_char, output_bytes,
9278 output_string, output_up_to, other_variable_style_function,
9279 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
9280 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
9281 find_static_definition, connect_defs_and_decs, add_local_decl,
9282 add_global_decls, needs_to_be_converted, visit_each_hash_node,
9283 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
9284 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
9285 scan_for_missed_items, edit_file, string_list_cons): Add static
9287 (standard_exec_prefix, target_machine, target_version,
9288 default_syscalls_dir, string_list, string_list_cons, find_file,
9289 do_cleaning): Constify a char*.
9290 (safe_read, safe_write): Use PTR, not a char*.
9291 (is_id_char): Take an int, not a char.
9292 (main): Add prototype. Call return, not exit.
9294 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
9296 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
9297 when comparing types.
9299 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
9301 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
9302 (strength_reduce): Release the varrays from the no-bivs early exit.
9304 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
9305 the loop over the registers.
9307 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
9309 (restore_tree_status): Check that instead when freeing the obstack.
9311 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
9313 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
9316 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9318 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
9319 operand size modifiers.
9321 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9323 * c-common.c (c_common_nodes_and_builtins): Don't build
9325 * c-common.h (enum c_tree_index and related accesor macros): Remove
9326 everything now declared in tree.h.
9327 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9328 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
9329 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
9330 (error_mark_node, void_type_node, char_type_node, integer_type_node,
9331 unsigned_type_node, ptr_type_node, va_list_type_node,
9332 integer_zero_node, null_pointer_node, integer_one_node): Delete.
9333 (init_decl_processing): Call build_common_tree_nodes and
9334 build_common_tree_nodes_2 instead of building their nodes here.
9335 Don't add roots for these nodes.
9336 * stor-layout.c (size_zero_node, size_one_node): Delete.
9337 (set_sizetype): Make a new node for bitsizetype each time.
9338 * tree.c (global_trees): New variable.
9339 (init_obstacks): Add a gc root for it.
9340 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9341 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
9342 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
9343 (build_common_tree_nodes): New function.
9344 (fix_sizetype): New function.
9345 (build_common_tree_nodes_2): New function.
9346 * tree.h (enum tree_index): New.
9347 (global_trees): Declare.
9348 Add accessor macros for all nodes now moved to global_trees.
9349 Delete their declarations.
9351 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
9353 * c-decl.c (finish_function): When processing a nested function,
9354 push and pop GC context around rest_of_compilation.
9356 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
9358 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
9359 Default ix86_arch to PROCESSOR_I386.
9360 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
9361 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
9362 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
9363 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
9364 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
9365 (EXTRA_SPECS): Remove deleted specs.
9367 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
9369 * function.c (assign_stack_local_1): Allocate from
9370 function->x_frame_offset, not frame_offset.
9372 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
9374 * ggc.h (lang_cleanup_tree): Remove.
9375 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
9376 * ggc-callbacks.c (lang_cleanup_tree): Remove.
9378 * c-decl.c (finish_struct): Use ggc_alloc to allocate
9379 TYPE_LANG_SPECIFIC when garbage collecting.
9380 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
9381 (lang_cleanup_tree): Remove.
9383 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9385 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
9386 * crtstuff.c: Not here.
9387 * dwarf2out.c: Or here.
9388 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
9391 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
9393 * function.h (free_after_compilation): Remove decl parameter.
9394 (free_varasm_status0: Likewise.
9395 (free_emit_status): Likewise.
9396 (free_stmt_status): Likewise.
9397 (free_after_compilation): Likewise.
9398 (init_lang_status): New variable.
9399 (free_lang_status): Likewise.
9400 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
9401 * function.c (init_lang_status): New variable.
9402 (free_lang_status): Likewise.
9403 (push_function_context_to): Don't set function::decl here.
9404 (free_after_copmilation): Make decl parameter implicit. Call
9405 free_lang_status if defined.
9406 (prepare_function_start): Call init_lang_status if defined.
9407 (init_function_start): Set function::decl here.
9408 * profile.c (output_func_start_profiler): Don't call pushdecl
9409 until we've actually started the function.
9410 * stmt.c (free_stmt_status): Make decl parameter implicit.
9411 * toplev.c (rest_of_compilation): Don't pass decl to
9412 free_after_compilation.
9413 * varasm.c (free_varasm_status): Likewise.
9415 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9417 * except.c (call_get_eh_context): Add root when allocating static
9420 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
9422 * arm.c: Include "ggc.h".
9423 (arm_add_gc_roots): New function.
9424 (arm_override_options): Call it.
9425 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
9427 * arm.md (define_asm_attributes): Add a pool_range attribute.
9429 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
9431 * extend.texi (Volatiles): New node.
9433 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
9435 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
9436 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
9437 (struct ggc_any): Replace `mark' with `magic_mark'.
9438 (ggc_alloc_string): Use memcpy, not bcopy.
9439 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
9440 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
9441 (ggc_free_any): New.
9442 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
9443 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
9444 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
9445 Use IS_MARKED. Use ggc_free_any.
9447 1999-09-09 Scott Bambrough <scottb@netwinder.org>
9449 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
9451 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
9453 * toplev.c (main): Always init_ggc.
9455 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
9457 * except.c (find_all_handler_type_matches): Free the list if
9458 we found no matches.
9460 * combine.c (SUBST): Break out to a real function do_SUBST.
9461 (SUBST_INT): Likewise.
9462 * gcse.c (free_pre_mem): Free `temp_bitmap'.
9463 (pre_insert): Free `inserted'.
9464 * loop.c (basic_induction_var): Always set `location'.
9466 * function.c (expand_function_end): Add initial_trampoline as a root.
9467 * rtl.h (init_varasm_once): Declare.
9468 * toplev.c (compile_file): Call it.
9469 * ggc-simple.c (ggc_mark_string_ptr): New.
9470 (ggc_add_string_root): New.
9471 (ggc_collect): Disable collection avoidance temporarily.
9472 * ggc.h (ggc_add_string_root): Declare.
9473 * except.c (create_rethrow_ref): Use ggc_alloc_string.
9474 * optabs.c (init_libfuncs): Likewise.
9475 * varasm.c (named_section): Use ggc_alloc_string.
9476 (make_function_rtl): Likewise.
9477 (make_decl_rtl): Likewise.
9478 (assemble_static_space): Likewise.
9479 (assemble_trampoline_template): Likewise.
9480 (output_constant_def): Likewise.
9481 (force_const_mem): Likewise.
9482 (mark_const_hash_entry): New.
9483 (mark_pool_sym_hash_table): New.
9484 (mark_varasm_state): Use it.
9485 (init_varasm_once): New.
9487 * expr.h (init_one_libfunc): Declare.
9488 * optabs.c (init_one_libfunc): New.
9489 (init_optabs): Use it.
9490 * config/gofast.h: Likewise.
9491 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
9492 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
9494 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9496 * Makefile.in (cppexp.o): Depend on cpphash.h.
9497 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
9499 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
9500 * cpplib.c (do_define): Generalise to handle poisoned definitions,
9501 redefining poisoned identifiers, etc.
9502 (do_undef): Don't allow poisoned identifiers to be undefined.
9503 (do_pragma): Add #pragma poison.
9504 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9506 * cccp.c: Add T_POISON node type.
9507 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
9509 (do_define): Generalise to handle poisoned definitions,
9510 redefining poisoned identifiers, etc.
9511 (do_undef): Don't allow poisoned identifiers to be undefined.
9512 (do_pragma): Add #pragma poison.
9513 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9515 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
9516 * c-pragma.h: Add ps_poison state. We now always have generic
9519 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
9521 * ggc.h (ggc_alloc): New function.
9522 (ggc_mark): Likewise.
9523 * ggc-simple.c (ggc_any): New structure.
9524 (ggc_status): Add anys.
9525 (n_anys_collected): New variable.
9526 (ggc_alloc): Define.
9527 (ggc_mark): Likewise.
9528 (ggc_collect): Collect the anys.
9530 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9532 * c-decl.c (mark_binding_level): Make static to match prototype.
9534 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
9536 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
9538 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
9540 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
9541 will use into account. Expand the max width to 5.
9544 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
9546 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
9549 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
9551 * alpha.md (call value patterns): Remove the result predicates.
9553 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
9555 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
9558 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9560 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
9561 changed from extern char *, to extern PTR. Also fix typo in
9562 NEED_DECLARATION_REALLOC test.
9564 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
9566 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9568 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
9569 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
9570 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
9571 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
9573 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
9575 * cccp.c (pcfinclude): Likewise.
9577 * global.c (allocno_compare): Likewise.
9579 * haifa-sched.c (rank_for_schedule): Likewise.
9581 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
9583 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
9585 * stupid.c (stupid_reg_compare): Likewise.
9587 * tree.c (_obstack_allocated_p): Likewise.
9589 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
9591 1999-09-08 Bruce Korb autogen@linuxbox.com
9593 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
9594 why "gperf -F" fails.
9595 * gcc/cp/Makefile.in: ditto
9596 * gcc/Makefile.in: ditto
9597 * gcc/java/Makefile.in: ditto
9599 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
9601 * lists.c: Include ggc.h.
9603 (init_EXPR_INSN_LIST_cache): Install it.
9605 * ggc-simple.c (init_ggc): Absorb the old init.
9606 (ggc_push_context): Use xcalloc.
9607 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
9608 (ggc_collect): Add [rvts] tags to the collection stats.
9610 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
9612 * cccp.c (main): Fix handling of -include and -imacros options.
9614 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
9616 * cpplib.c (cpp_push_buffer): Fix order of arguments.
9618 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9620 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
9623 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9625 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
9626 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
9627 and SET_DEST. Update comment.
9629 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9631 * config/c4x/c4x.c: Include ggc.h.
9632 (c4x_add_gc_roots): New function.
9633 (c4x_override_options): Call c4x_add_gc_roots.
9635 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
9637 * defaults.h (TARGET_ESC): Move ...
9638 * system.h: ... here, where Linas had it in the first place. Silly me.
9640 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
9642 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
9643 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
9644 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
9645 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
9646 * defaults.h (TARGET_ESC): Add default.
9648 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
9650 * configure.in: add i370-*-openedition, i370-*-mvs and
9651 i370-*-linux targets
9653 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
9655 * dsp16xxx.c: Include ggc.h
9656 (override_options): Mark GC roots.
9657 * mn10200.c: Include ggc.h.
9658 (asm_file_start): Mark GC roots.
9659 * tahoe.c: Include ggc.h.
9660 (extensible_operand): Mark GC roots.
9662 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
9664 * README: Add section discussing status of ELF ABI.
9665 * i370.c: Fix misc spelling mistakes.
9666 (i370_label_scan): Updated notes, exception handling.
9667 (i370_function_prolog): Simplify ELF stack handling.
9668 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
9669 (STACK_GROWS_DOWNWARD): ELF stack grows down.
9670 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
9671 * i370.md: (movdi): Add notes.
9672 (floatsidf2): Use stack not rtca for scratch float area.
9673 (iorsi3): Correct operand constraints.
9674 * x-oe: Restore TAROUTOPTS which are used by pax.
9676 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
9678 * rs6000.c: Include ggc.h.
9679 (rs6000_add_gc_roots): New function.
9680 (override_options): Call it.
9682 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
9684 * alpha.h (alpha_compare): New.
9685 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
9686 * alpha.c: Likewise for the definitions.
9687 (alpha_emit_conditional_branch): Update for alpha_compare.
9688 (alpha_emit_conditional_move): Likewise.
9689 * alpha.md (cmpdf, cmpdi): Likewise.
9690 (setcc patterns): Likewise. Zero alpha_compare after use.
9691 (sne): Optimize (x != 0) into (0U < x).
9693 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
9695 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
9696 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
9697 (INIT_EXPANDERS): Remove.
9698 * alpha.c: Include ggc.h.
9699 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
9700 (alpha_init_machine_status, alpha_mark_machine_status): New.
9701 (override_options): Install them.
9702 (struct machine_function): Moved to alpha.h.
9703 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
9704 (alpha_init_expanders): Remove.
9705 (alpha_return_addr): Adjust to use current_function->machine.
9706 (alpha_ra_ever_killed): Likewise.
9707 (alpha_expand_epilogue): Likewise.
9708 * alpha.md (eh_epilogue): Likewise.
9710 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
9711 Melissa O'Neill <oneill@cs.sfu.ca>
9712 Geoffrey Keating <geoffk@cygnus.com>
9714 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
9715 call-used registers (call-saved registers must still be contiguous
9716 and end with r31, of course).
9718 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
9720 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
9721 (self_promoting_type_p): Delete.
9722 (self_promoting_args_p): Move ...
9723 * c-common.c: ... here.
9724 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
9725 (simple_type_promotes_to): New.
9726 * builtins.c (lang_type_promotes_to): New.
9727 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
9728 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
9729 * c-common.h: ... here.
9730 (self_promoting_args_p, simple_type_promotes_to): Declare.
9731 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
9732 (grokdeclarator): Likewise.
9733 * tree.h (lang_type_promotes_to): Declare.
9735 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
9737 Add some machine-dependent GC roots.
9738 * sparc.c: Include ggc.h.
9739 (sparc_add_gc_roots): New function.
9740 (mark_ultrasparc_pipeline_state): Likewise.
9741 (override_options): Call sparc_add_gc_roots.
9742 * pa.c: Include ggc.h.
9743 (pa_add_gc_roots): New function.
9744 (mark_deferred_plabels): Likewise.
9745 (override_options): Call pa_add_gc_roots.
9746 * mips.c: Include ggc.h.
9747 (mips_add_gc_roots): New function.
9748 (override_options): Use it.
9750 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9752 * cpperror.c (cpp_file_line_for_message): Constify a char*.
9754 * cppexp.c (parse_number, parse_charconst, cpp_lex,
9755 cpp_parse_expr): Add static prototypes.
9756 (parse_charconst): Don't cast away const-ness.
9757 (token): Constify a char*.
9759 * cppfiles.c (file_name_list, include_hash, find_include_file,
9760 finclude, initialize_input_buffer): Constify a char*.
9761 (file_cleanup, find_position): Add static prototypes.
9763 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
9764 collect_expansion): Add static prototypes.
9765 (cpp_install, create_definition, monthnames): Constify a char*.
9767 * cpphash.h (cpp_install): Likewise.
9769 * cppinit.c (known_suffixes, default_include,
9770 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
9771 (base_name, dump_special_to_buffer, initialize_dependency_output):
9772 Add static prototypes.
9774 * cpplib.c (my_strerror): Constify a char*.
9775 (null_underflow, null_cleanup, skip_comment, copy_comment,
9776 copy_rest_of_line, handle_directive, pass_thru_directive,
9777 get_directive_token, read_line_number, cpp_print_file_and_line,
9778 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
9779 v_cpp_warning_with_line, detect_if_not_defined,
9780 consider_directive_while_skipping): Add static prototypes.
9781 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
9782 cpp_pedwarn_with_file_and_line): Constify a char*.
9784 * cpplib.h (cpp_options, include_hash, progname, definition,
9785 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
9786 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
9787 find_include_file, deps_output, include_hash): Constify a char*.
9789 * cppmain.c (progname): Constify.
9790 (main): Add prototype. Use return, not exit.
9792 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
9793 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
9794 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
9795 check_protection): Add static prototype.
9797 (progname, recognized_macrom, recognized_extern): Constify a char*.
9798 (main): Add prototype.
9800 * gen-protos.c (progname): Constify a char*.
9802 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
9804 * emit-rtl.c (free_emit_status): Take decl as a parameter.
9805 (init_emit_once): Add more GC roots.
9806 * except.c (mark_func_eh_entry): New function.
9807 (mark_eh_node): Mark false_label and rethrow_label.
9808 (init_eh): Add more GC roots.
9809 * function.c (free_after_compilation): Take decl as a paramter.
9810 Call free_stmt_status.
9811 (mark_function_state): Don't assume x_parm_reg_stack_loc is
9813 * function.h (free_after_compilation): Change prototype.
9814 (free_varasm_status): Likewise.
9815 (free_emit_status): Likewise.
9816 (free_stmt_status): New function.
9817 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
9818 Remove, replacing with ...
9819 (ggc_status): New structure.
9820 (ggc_chain): New variable.
9822 (ggc_push_context): New function.
9823 (ggc_pop_context): Likewise.
9824 (ggc_alloc_rtx): Adjust for use of ggc_chain.
9825 (ggc_alloc_rtvec): Likewise.
9826 (ggc_alloc_tree): Likewise.
9827 (ggc_alloc_string): Likewise.
9828 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
9829 (ggc_mark_tree): Give language-dependent code a chance to mark
9831 (ggc_mark_tree_varray): Handle empty arrays.
9832 (ggc_collect): Adjust for use of ggc_chain. Clear
9833 bytes_alloced_since_last_gc.
9834 * ggc.h (ggc_pop_context): New function.
9835 (ggc_push_context): Likewise.
9836 * print-tree.c (print_node): Don't print obstacks when GC'ing.
9837 * stmt.c (free_stmt_status): New function.
9838 (init_stmt_for_function): Clear last_expr_value.
9839 * toplev.c (rest_of_compilation): Always call free_after_compilation.
9840 Conditionalize call to ggc_collect.
9841 (main): Call init_ggc.
9842 * tree.c (push_obstacks): Do the push, even when GC'ing.
9843 (push_obstacks_nochange): Likewise.
9844 (pop_obstacks): Liekwise.
9845 * varasm.c (free_varasm_status): Take decl as a parameter.
9847 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
9849 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
9850 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
9851 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
9852 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
9854 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
9856 * pa/x-pa-mpeix: New file for the MPE port.
9858 * pa/quadlib.asm: New file for long double support.
9860 * configure.in: Add hppa1.0-*-mpeix for MPE port.
9861 * configure: Rebuilt.
9863 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
9865 * final.c (shorten_branches): Fix last change.
9867 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
9869 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
9871 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
9873 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
9876 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9878 * c-aux-info.c (concat): Don't define.
9880 * cccp.c (my_strerror): Likewise. All callers changed to use
9882 (do_include): Call xstrdup, not xmalloc/strcpy.
9883 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
9884 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
9886 * collect2.c (my_strsignal): Likewise. All callers changed to use
9888 (locatelib): Call xstrdup, not xmalloc/strcpy.
9890 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
9892 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
9894 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
9896 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
9898 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
9900 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
9902 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
9904 (find_all_handler_type_matches): Likewise. Don't check return
9906 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
9907 xmalloc, not malloc.
9908 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
9910 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
9911 (init_spec): Call xcalloc, not xmalloc/bzero.
9912 (set_spec): Call xstrdup, not save_string.
9913 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
9914 (find_a_file): Call xstrdup, not xmalloc/strcpy.
9915 (process_command): Call xstrdup, not save_string.
9916 (main): Call xcalloc, not xmalloc/bzero.
9918 * gcov.c (xmalloc): Don't define.
9919 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
9920 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
9921 (output_data): Call xcalloc, not xmalloc/bzero.
9923 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
9925 * mips-tdump.c (xmalloc): Don't define.
9926 (print_symbol): Call xmalloc, not malloc.
9927 (read_tfile): Call xcalloc, not calloc.
9929 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
9930 Don't define. All callers of xfree/my_strsignal changed to use
9931 free/strsignal instead.
9932 (allocate_cluster): Call xcalloc, not calloc.
9934 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
9935 Fix memory leak, free allocated memory.
9937 * prefix.c (translate_name): Call xstrdup, not save_string.
9938 (update_path): Likewise.
9940 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
9942 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
9943 Don't define. Callers of xfree/savestring2 changed to use
9944 free/concat instead.
9946 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
9947 (init_elim_table): Likewise.
9949 * resource.c (init_resource_info): Likewise.
9951 * stupid.c (stupid_life_analysis): Likewise.
9953 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
9954 (open_dump_file): Call concat, not xmalloc/strcpy/...
9955 (clean_dump_file): Likewise.
9956 (compile_file): Call xstrdup, not xmalloc/strcpy.
9958 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
9960 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
9961 * v850.c (v850_va_arg): New.
9963 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9965 * haifa-sched.c: Tidy comments.
9967 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9969 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
9970 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
9971 $(out_object_file)): Depend on ggc.h.
9972 * c-common.c: Include "ggc.h".
9973 (combine_strings): If doing GC, use ggc_alloc_string.
9974 * c-decl.c: Include "ggc.h".
9975 (ggc_p): Define with value 0.
9976 (mark_binding_level): New function.
9977 (init_decl_processing): Add GC roots.
9978 (mark_c_function_context): New function.
9979 (lang_mark_false_label_stack): New function.
9980 (lang_mark_tree): New function.
9981 (lang_cleanup_tree): New function.
9982 * c-lang.c: Include "ggc.h".
9983 (lang_init): Call c_parse_init.
9984 * c-lex.c: Include "ggc.h".
9985 (check_linenum): If doing GC, don't copy filenames to permanent
9987 * c-parse.in: Include "ggc.h".
9988 (c_parse_init): New function.
9989 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
9990 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
9992 * except.c (mark_eh_state): Mark more state.
9993 * function.c (mark_function_state): Likewise.
9994 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
9995 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
9996 * toplev.c (mark_file_stack): New function.
9997 (compile_file): If doing GC, use ggc_alloc_string on input filename.
9998 (main): Add root for input_file_stack.
10000 * i386.c: Include "ggc.h".
10001 (ix86_mark_machine_status): New function.
10002 (override_options): Set mark_machine_status.
10004 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10006 * tree.c (copy_node): Copy node contents also if doing GC.
10008 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10010 * collect2.c (scan_libraries): Fix double-thinko :-).
10012 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
10014 * collect2.c (scan_libraries): Fix thinko.
10016 * cse.c (delete_trivially_dead_insns): Do not skip the last
10017 insn if it is a real insn.
10019 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
10021 * Makefile.in (ggc-simple.o): Depend on hash.h.
10022 * ggc.h (ggc_add_tree_hash_table_root): Declare.
10023 (ggc_mark_tree_varray): Likewise.
10024 (ggc_mark_tree_hash_table): Likewise.
10025 * ggc-simple.c: Include hash.h.
10026 (ggc_mark_tree_hash_table_ptr): New function.
10027 (ggc_mark_tree_hash_table_entry): Likewise.
10028 (ggc_mark_tree_hash_table): Likewise.
10029 (ggc_add_tree_hash_table_root): Likewise.
10030 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
10031 rtx, when defining fields.
10033 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10035 * profile.c (output_func_start_profiler): Remove apparently
10036 nonsensical call to start_sequence.
10038 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
10040 * clipper/clipper.c (clipper_va_start): Fix typos.
10042 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
10043 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
10044 (spur_va_arg): New stub.
10046 * configure.in: Comment out pyramid.
10048 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
10050 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
10051 don't conflict with the bits that win32, cygwin, and dgux
10054 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
10055 Bernd Schmidt <bernds@cygnus.co.uk>
10057 * integrate.c (function_cannot_inline_p): Do not inline
10058 functions with forced labels.
10060 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
10061 Bernd Schmidt <bernds@cygnus.co.uk>
10062 Mark Mitchell <mark@codesourcery.com>
10064 * Makefile.in (ggc-simple.o): Depend on varray.h.
10065 (rtl.o): Depend on ggc.h.
10066 (genattrtab.o): Depend on ggc.h.
10067 (print-tree.o): Likewise.
10068 (fold-const.o): Likewise.
10069 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
10070 (make_insn_raw): Don't cache insns when GC'ing.
10071 (emit_insn_before): Likewise.
10072 (emit_insn_after): Likewise.
10073 (emit_insn): Likewise.
10074 (start_sequence): Use xmalloc to allocate the sequence_stack.
10075 (end_sequence): Add free to free it.
10076 (gen_sequence): Don't cache insns when GC'ing.
10077 (clear_emit_caches): Don't use sequence_element_free_list.
10078 (init_emit): Use xcalloc, not xmalloc+bzero.
10079 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
10080 * function.c (pop_function_context_from): Use free to free the
10081 fixup_var_refs_queue.
10082 (put_reg_into_stack): Allocate it with xmalloc.
10083 * genattrtab.c: Include ggc.h.
10084 (operate_exp): Don't use obstack_free when GC'ing.
10085 (simplify_cond): Likewise.
10086 (simplify_text_exp): Likewise.
10087 (optimize_attrs): Likewise.
10088 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
10090 (gencode): Generate a #include for ggc.h.
10091 * ggc-callbacks.c (ggc_p): Define it to zero.
10092 * ggc-none.c (ggc_p): Likewise.
10093 * ggc-simple.c: Include varray.h.
10094 (ggc_mark_tree_varray): New function.
10095 (ggc_add_tree_varray_root): Likewise.
10096 (ggc_mark_tree_varray_ptr): Likewise.
10097 * ggc.h (ggc_p): Declare.
10098 (varray_head_tag): Likewise.
10099 (ggc_add_tree_varray_root): Declare.
10100 * print-tree.c (print_node): Don't check for TREE_PERMANENT
10101 inconsistencies when GC'ing.
10102 * rtl.c: Include ggc.h.
10103 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
10104 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
10105 (rtx_free): Don't call obstack_free when GC'ing.
10106 * toplev.c (rest_of_compilation): Call ggc_collect after every
10108 * tree.c (push_obstacks): Do nothing, if GC'ing.
10109 (pop_obstacks_nochange): Likewise.
10110 (pop_obstacks): Likewise.
10111 (make_node): Use ggc_alloc_tree when GC'ing.
10112 (copy_node): Likewise.
10113 (get_identifier): Use ggc_alloc_string when GC'ing.
10114 (build_string): Likewise.
10115 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
10116 (tree_cons): Likewise.
10117 (build1): Likewise.
10118 (type_hash_canon): Don't call obstack_free when GC'ing.
10120 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
10122 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
10123 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
10125 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
10126 Bernd Schmidt <bernds@cygnus.co.uk>
10127 Mark Mitchell <mark@codesourcery.com>
10129 * Makefile.in (stor-layout.o): Depend on ggc.h.
10130 (expr.o): Depend on ggc.h.
10131 (profile.o): Depend on ggc.h.
10132 (stor-layout.o): Depend on ggc.h.
10133 * emit-rtl.c (init_emit_once): Add gc roots.
10134 * expr.c: Include ggc.h.
10135 (emit_block_move): Add gc roots.
10136 (clear_storage): Likewise.
10137 * expr.h (init_stor_layout_once): New function.
10138 * profile.c: Include ggc.h.
10139 (init_arc_profiler): profiler_label is a root.
10140 * scan.c (make_sstring_space): Trust xrealloc to function
10141 correctly with first parameter NULL.
10142 * stor-layout.c: Include ggc.h.
10143 (set_sizetype): Add gc root.
10144 (init_stor_layout_once): New function.
10145 * toplev.c (compile_file): Call it.
10147 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
10148 Bernd Schmidt <bernds@cygnus.co.uk>
10149 Mark Mitchell <mark@codesourcery.com>
10151 * Makefile.in (tree.o): Depend on ggc.h.
10152 (varasm.o): Likewise.
10153 (function.o): Likewise.
10154 (stmt.o): Likewise.
10155 (except.o): Likewise.
10156 (optabs.o): Likewise.
10157 (emit-rtl.o): Likewise.
10158 * emit-rtl.c: Include ggc.h.
10159 (sequence_element_free_list): Remove, and all references.
10160 (mark_sequence): New functions.
10161 (mark_emit_state): New function.
10162 * except.c: Include ggc.h.
10163 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
10164 (mark_tree_label_node): New functions.
10165 (mark_eh_state): New function.
10166 * function.c: Include ggc.h.
10167 (mark_temp_slot, mark_function_chain): New functions.
10168 (mark_function_state): New function.
10169 (init_function_once): New function.
10170 * function.h (init_function_once): New function.
10171 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
10172 * ggc.h (label_node): Declare.
10173 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
10174 (lang_mark_false_label_stack): New function.
10175 (mark_temp_slot): Remove declaration.
10176 (mark_function_chain): Likewise.
10177 (mark_eh_state): Adjust prototype.
10178 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
10180 * optabs.c: Include ggc.h.
10181 (mark_optab): New function.
10182 (init_optabs): Add gc roots.
10183 * stmt.c: Include ggc.h.
10184 (mark_cond_nesting, mark_loop_nesting): New functions.
10185 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
10186 (mark_stmt_state): New function.
10187 * toplev.c (compile_file): Call init_function_once.
10188 * tree.c: Include ggc.h.
10189 (type_hash): Move declaration earlier in file.
10190 (TYPE_HASH_SIZE, type_hash_table): Likewise.
10191 (init_obstacks): Add gc roots.
10192 (mark_type_hash): New function.
10193 * varasm.c: Include ggc.h.
10194 (mark_pool_constant): New function.
10195 (mark_varasm_state): New function.
10197 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10199 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
10201 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10203 * c-decl.c (struct language_function): Renamed from struct c_function.
10205 (c_function_chain): Delete.
10206 (push_c_function_context): New arg F. Don't warn about nested
10207 functions here. Fill LANGUAGE elt of F. Delete code to update
10208 c_function_chain. Don't call push_function_context.
10209 (pop_c_function_context): New arg F. Restore from there instead of
10210 from c_function_chain. Don't call pop_function_context. Clear out
10211 LANGUAGE field of F when done.
10212 * c-lang.c: Include "function.h"
10213 (lang_init): Initialize save_lang_status and restore_lang_status.
10214 * c-parse.in (nested_function, nested_function_notype): Warn about
10215 nested functions. Call push_function_context/pop_function_context
10216 instead of the _c_ variants.
10217 * c-tree.h (push_c_function_context, pop_c_function_context): Update
10219 * Makefile.in (c-lang.o): Update dependencies.
10221 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
10222 regno_pointer_flag, regno_pointer_align.
10223 (gen_reg_rtx): Use xrealloc to enlarge them.
10224 (free_emit_status): New function.
10225 * function.c (mark_machine_status, mark_lang_status): New variables.
10226 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
10227 in some bits from assign_stack_local. All callers changed to use new
10229 (assign_stack_local): Just call assign_stack_local_1.
10230 (free_after_compilation): New function.
10231 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
10232 (trampoline_address): Likewise.
10233 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
10234 (prepare_function_start): Explicitly clear some more variables.
10235 * function.h (struct function): New elt can_garbage_collect.
10236 (mark_machine_status, mark_lang_status): Declare variables.
10237 (free_after_compilation, free_emit_status, free_varasm_status,
10238 init_varasm_status): Declare functions.
10239 * toplev.c (rest_of_compilation): Call free_after_compilation when
10240 done with the current function.
10241 * varasm.c (free_varasm_status): New function.
10243 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
10245 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
10246 (EXPAND_BUILTIN_VA_ARG): Define.
10247 * sparc.c (sparc_va_start): New.
10248 (sparc_va_arg): New.
10250 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10252 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
10254 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10256 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
10258 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
10260 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
10261 (OBJS): Add $(GGC).
10262 (ggc-callbacks.o): New target.
10263 * ggc-callbacks.c: New file.
10265 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10267 * expr.h: Collapse individual optab and libfunc vars to arrays.
10268 (optab_index, libfunc_index): New enumerations.
10269 (optab_table, libfunc_table): New arrays.
10270 Add accessor macros for both.
10272 * optabs.c (optab_table, libfunc_table): New.
10273 Delete declarations for individual optab and libfunc vars.
10275 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
10277 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
10279 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
10281 * Makefile.in (GGC, GGC_LIB): New.
10282 (HOST_RTL): Include ggc-none.o.
10283 (ggc-simple.o): New target.
10284 (ggc-none.o): Likewise.
10285 * tree.h (tree_common): Add gc_mark.
10286 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
10287 (struct rtvec_def): Add gc_mark.
10288 * emit-rtl.c (global_rtl): Update static initializers to contain
10289 enough initializers.
10290 * ggc.h, ggc-none.c, ggc-simple.c: New files.
10291 * toplev.c (gc_time): New variable.
10292 (all_time): New variable.
10293 (compile_file): Print gc time.
10294 (print_time): Calculate percentage of the whole.
10296 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10298 Change obstack memory management and varasm constant pool handling so
10299 that nested functions are treated like any other functions.
10300 * function.c (init_machine_status): New variable.
10301 (push_function_context_to): Set contains_functions for the outer
10302 function. Don't call save_varasm_status.
10303 (pop_function_context_from): Don't call restore_varasm_status. Don't
10304 set current_function_contains_functions.
10305 (prepare_function_start): Call init_varasm_status rather than
10306 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
10308 * function.h (struct function) Add field varasm. Delete fields
10309 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
10310 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
10311 (init_machine_status): Declare.
10312 (save_varasm_status, restore_varasm_status): Delete declarations.
10313 (save_tree_status, restore_tree_status): Delete last argument.
10314 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
10315 code. All callers changed.
10316 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
10317 save_constants_in_decl_trees, restore_constants, save_constants,
10318 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
10320 (inlining): New variable.
10321 (reg_map, label_map, insn_map, orig_asm_operands_vector,
10322 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
10324 (save_for_inline_nocopy): Don't save constants.
10325 Don't set inl_emit field in current_function.
10326 (expand_inline_function): Use emit field, not inl_emit, of the inlined
10327 function. Set new variable inlining before
10328 calling copy_rtx_and_substitute.
10329 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
10330 constant pool references if inlining is nonzero.
10331 Delete ADDRESS and (most of the) CONST cases.
10332 (output_inline_function): Save and restore current_function/
10333 current_function_decl. Delete restore_constants code. Don't call
10334 init_const_rtx_hash_table.
10335 * output.h (init_const_rtx_hash_table): Don't declare.
10336 * rtl.h (struct function): Declare.
10337 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
10338 * toplev.c (rest_of_compilation): Don't treat nested functions or
10339 functions containing them specially. Delete all code to deal with
10340 save_for_inline_copying.
10341 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
10342 inline_obstacks): Delete variables.
10343 (save_tree_status): Lose arg CONTEXT. All callers changed.
10344 Simply allocate a new function_maybepermanent_obstack for the new
10345 function, delete all the special cases.
10346 Don't save inline_obstacks.
10347 (restore_tree_status): Lose arg CONTEXT. All callers changed.
10348 Delete special handling for function_maybepermanent_obstack; simply
10350 Don't restore inline_obstacks.
10351 (permanent_allocation): Delete code that frees inline_obstacks.
10352 (print_inline_obstack_statistics): Delete function.
10353 (dump_tree_statistics): Don't call it.
10354 * varasm.c (struct varasm_status): New.
10355 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
10356 last_pool, pool_offset, const_double_chain): Delete global
10357 variables, replace with accessor macros.
10358 (immed_double_const): Don't walk const_double_chain outside a
10359 function, but don't treat nested functions specially anymore.
10360 (immed_real_const_1): Likewise.
10361 (clear_const_double_mem): Don't treat nested functions specially.
10362 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
10363 (save_varasm_status, restore_varasm_status): Delete functions.
10364 (init_varasm_status): New function.
10365 (force_const_mem): Don't treat nested functions specially.
10366 (find_pool_constant): Accept new arg F, search for constants in
10367 that function's pool rather than the current one. All callers
10369 (get_pool_constant_for_function, get_pool_mode_for_function): New
10372 * i386.c (init_386_machine_status): New function, mostly from
10373 clear_386_stack_locals.
10374 (struct machine_functions): Rename element names to avoid name
10376 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
10377 macros, replacing global variables.
10378 (clear_386_stack_locals, save_386_machine_status,
10379 restore_386_machine_status): Delete functions.
10380 (override_options): Initialize init_machine_status.
10381 * i386.h (INIT_EXPANDERS): Delete macro.
10382 (save_386_machine_status, restore_386_machine_status,
10383 clear_386_stack_locals): Delete declarations.
10385 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10387 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
10388 (doloop_begin): Simplify pattern and use emit_jump_insn.
10389 (doloop_end): Simplify pattern, switch operand order,
10390 and use emit_jump_insn.
10392 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10394 * function.h (struct function): Add new element LANGUAGE.
10395 (save_lang_status): Declare new variable.
10396 (restore_lang_status): Likewise.
10397 * function.c (save_lang_status): Define.
10398 (restore_lang_status): Likewise.
10399 (push_function_context_to): Call language-specific save function.
10400 (pop_function_context_from): Call language-specific restore function.
10402 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10404 * i386.md (movsf_1): Check REG_P before use of REGNO.
10405 (movdf_1): Likewise.
10406 (movxf_1): Likewise.
10407 (extendsfdf2): Likewise.
10408 (extendsfxf2): Likewise.
10409 (extenddfxf2): Likewise.
10411 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10413 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
10414 constants into memory.
10415 (c4x_shiftable_constant): New function.
10416 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
10417 (c4x_shiftable_constant): Declare.
10418 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
10419 ashlqi3_noclobber): Add new patterns and associated splitters.
10421 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
10423 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
10424 * dwarf2out.c (dwarf2out_frame_init): Likewise.
10425 * final.c (shorten_branches): Likewise.
10426 * global.c (global_alloc): Likewise.
10427 * haifa-sched.c (build_control_flow): Likewise.
10428 * stmt.c (check_for_full_enumeration_handling): Likewise.
10429 (estimate_case_costs): Likewise.
10431 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
10433 * rtl.h (RTL_CHECKC2): Fix typo in last change.
10435 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
10437 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
10438 (recompute_reg_usage): Likewise.
10439 * rtlanal.c (find_regno_fusage): Likewise.
10441 * rtl.c (rtl_check_failed_code1): New function.
10442 (rtl_check_failed_code2): New.
10443 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
10444 (RTL_CHECKC1, RTL_CHECKC2): New.
10445 (XC*): New accessor macros.
10446 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
10447 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
10448 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
10449 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
10450 (TRAP_*, RANGE_INFO_*): Likewise.
10452 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10454 * Makefile.in (tlink.o): Don't depend on toplev.h.
10456 * collect2.c (c_file, o_file, export_file, import_file, ldout,
10457 output_file, nm_file_name, ldd_file_name, strip_file_name,
10458 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
10459 add_prefix, prefix_from_env, prefix_from_string, do_wait,
10460 fork_execute, maybe_unlink, add_to_list,
10461 extract_init_priority, write_list, dump_list,
10462 dump_prefix_list, write_list_with_asm, write_c_file,
10463 write_c_file_stat, write_c_file_glob, scan_prog_file,
10464 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
10465 ignore_library, extract_string, notice, dump_file, target_machine,
10466 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
10467 read_file, print_load_command): Constify a char*.
10468 (fdopen, error, fatal, fatal_perror): Don't prototype.
10469 (my_strerror): Remove. All callers use xstrerror instead.
10470 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
10471 (main): Add prototype. Constify lots of char* ptrs. Change calls
10472 to xcalloc/strcpy/strcat/... to one call to concat.
10473 (main, scan_prog_file, scan_libraries): Use an intermediate
10474 `const char **' to build an argv array.
10475 (mapfile, libselect, libcompare, locatelib): Add prototypes.
10477 * collect2.h (collect_execute, collect_wait, dump_file,
10478 file_exists): Constify a char*.
10479 (ldout, c_file_name, temporary_obstack, permanent_obstack,
10480 temporary_firstobj, vflag, debug): Add extern declarations.
10481 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
10483 * tlink.c: Don't include toplev.h.
10484 (vflag, debug, ldout, c_file_name, temporary_obstack,
10485 permanent_obstack, temporary_firstobj): Don't declare.
10486 (tlink_execute, frob_extension, symbol_hash_lookup,
10487 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
10488 recompile_files, read_repo_files, demangle_new_symbols,
10489 scan_linker_output): Constify a char*.
10490 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
10491 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
10493 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
10495 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
10496 (relative) rather than jsr (absolute) subroutine call insns.
10497 * config/m68k/m68k-coff.h: Ditto.
10499 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
10501 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
10502 now rework these too.
10503 (arm_reorg): If an insn can't reach the end of the current pool,
10504 ensure that we emit that pool before the insn.
10506 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
10508 * tlink.c (scan_linker_output): Skip the initial underscore in
10509 a mangled name if appropriate.
10511 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10513 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10514 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
10515 error_with_ivar, gen_declarator, create_builtin_decl,
10516 my_build_string, generate_descriptor_table, generate_ivars_list,
10517 generate_dispatch_table, check_protocols, TAG_GETCLASS,
10518 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
10519 dump_base_name, lang_decode_option, build_encode_expr,
10520 start_class, finish_class, encode_pointer, really_start_method,
10521 gen_declaration, dump_interface, handle_class_ref, handle_impent):
10523 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
10524 Add static prototypes.
10525 (build_objc_string_decl, build_selector_reference_decl,
10526 encode_bitfield, build_class_reference_decl): Remove unused
10527 parameter, all callers changed.
10528 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
10529 (objc_printable_name): Likewise. Change second parameter to type int.
10530 (init_objc): Use memcpy, not bcopy, to avoid casts.
10532 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
10534 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
10535 reg notes on a deleted insn.
10536 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
10538 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
10540 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
10542 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10544 * stmt.c (expand_asm_operands): Fix index into inout_mode when
10547 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
10549 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
10550 * tm.texi (MD_ASM_CLOBBERS): Document it.
10552 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
10554 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
10555 * except.c (expand_rethrow): Remove unused variable.
10556 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
10557 * flow.c (replace_insns): Likewise.
10558 (create_edge_list, verify_edge_list): Likewise.
10559 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
10561 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
10562 is special code to run.
10563 (main): Don't define operands to emit_operand.
10564 * genrecog.c (main): Don't emit an empty peephole2_insn function.
10566 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
10568 * alpha/alpha.h (normal_memory_operand): Declare.
10569 (reg_no_subreg_operand): Declare.
10570 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
10572 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
10574 * c-parse.in (compstmt_primary_start): New, broken out of first
10575 part of compstmt handling in primary.
10576 (primary): Use it. Add an error clause.
10577 (compstmt_nostart): Renamed from compstmt; remove all
10578 initial invocations of compstmt_start.
10581 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
10583 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
10586 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
10588 * combine.c (simplify_shift_const): Remove extra semicolon.
10589 * dwarf2out.c (remove_AT): Likewise.
10590 * expmed.c (expand_mult): Likewise.
10591 * gcov.c (create_program_flow_graph): Likewise.
10592 * reorg.c (mostly_true_jump): Likewise.
10594 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
10596 * fold-const.c (fold_range_test): Do not try to fold the range
10597 test if the rhs or lhs has side effects.
10599 * combine.c (simplify_rtx): Recognize another case of a synthesized
10602 * varasm.c (mark_constant_pool): When marking indirect references,
10603 only look at SYMBOL_REFs.
10605 * except.c (expand_fixup_region_end): Do not peek at
10606 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
10608 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
10610 * flags.h: New variables align_loops, align_loops_log,
10611 align_jumps, align_jumps_log, align_labels, align_labels_log,
10612 align_functions, align_functions_log.
10613 * toplev.c: Define them.
10614 (f_options): Handle -falign-* when they have no argument.
10615 (main): Add logic to set variables for -falign-functions,
10616 -falign-jumps, -falign-labels, -falign-loops.
10617 Make it -fsched-verbose=<n> and -finline-limit=<n>.
10618 (display_help): Change help to match options.
10619 * final.c (LABEL_ALIGN): Default to align_labels_log.
10620 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
10621 (LOOP_ALIGN): Default to align_loops_log.
10622 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
10623 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
10624 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
10625 * varasm.c (assemble_start_function): Handle align_functions.
10627 * config/sparc/sparc.h: Don't declare sparc_align_*.
10628 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
10629 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
10631 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
10633 * config/sparc/sparc.c: Delete sparc_align_loops,
10634 sparc_align_jumps, sparc_align_funcs and the corresponding string
10636 (sparc_override_options): Default align_functions on ultrasparc.
10637 Delete -malign-* handling.
10639 * config/mips/mips.c (override_options): On 64-bit targets,
10640 try to align code to 64-bit boundaries.
10641 (print_operand): New substitution, %~,
10642 which aligns labels to align_labels_log.
10643 * config/mips/mips.md (div_trap_normal): Use %~.
10644 (div_trap_mips16): Likewise.
10646 (absdi2): Likewise.
10647 (ffssi2): Likewise.
10648 (ffsdi2): Likewise.
10649 (ashldi3_internal): Likewise.
10650 (ashrdi3_internal): Likewise.
10651 (lshrdi3_internal): Likewise.
10652 (casesi_internal): Likewise.
10654 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
10656 Merge new ia32 backend from the branch!
10658 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
10659 See ChangeLog.P2 on new_ia32_branch for details.
10661 * rtl.h (stack_regs_mentioned_p): Delete prototype.
10662 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
10663 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10664 * i386/gas.h (ASM_FILE_START): Define.
10665 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
10666 for name change of ix86_valid_decl_attribute_p.
10667 (i386_pe_valid_type_attribute_p): Similarly.
10669 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
10671 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
10672 to step through CC modes.
10674 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10676 * regmove.c (fixup_match_1): Don't move INSN in front of P if
10677 it would end up in the shadow of a live flags regsiter.
10679 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10681 * reload1.c: Fix many indentation problems.
10682 * reload.c: Likewise.
10684 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
10686 * alias.c (non_local_reference_p): Constify fmt.
10688 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
10690 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
10692 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
10694 * cse.c (delete_trivially_dead_insns): Do not delete stores to
10695 the internal_arg_pointer.
10697 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
10699 Merge peephole2 from new_ia32_branch:
10700 * Makefile.in (STAGESTUFF): Add *.peephole2.
10701 (mostlyclean): Likewise.
10702 (recog.o): Depend on resource.h.
10704 * final.c (peephole): Conditionalize decl on HAVE_peephole.
10705 (final_scan_insn): Likewise for the invocation of peephole.
10706 * genconfig.c (main): Look for peephole and peephole2 patterns.
10707 Emit HAVE_peephole* accordingly.
10708 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
10709 * flags.h (flag_peephole2): Declare.
10710 * toplev.c: New pass peephole2. New flag -fpeephole2.
10712 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
10713 * gencodes.c (main): Likewise.
10714 * genextract.c (main): Likewise.
10715 * genoutput.c (main): Likewise.
10716 * genemit.c (max_operand_1): Look for the max scratch operand.
10717 (gen_rtx_scratch): New.
10718 (gen_exp): Use it, and pass on new arg subroutine_type.
10719 (gen_expand): Take max scratch into account.
10720 (gen_split): Emit peephole2 functions.
10721 (output_peephole2_scratch): New.
10722 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
10723 * genrecog.c (routine_type): Add PEEPHOLE2.
10725 (make_insn_sequence): Match outer parallel for peep2. Discard
10726 top level scratches and dups.
10727 (add_to_sequence): New args insn_type and top. Update all callers.
10728 Handle toplevel peep2 matching insns.
10729 (write_subroutine): Handle peep2.
10730 (write_tree_1): Likewise.
10731 (write_tree): Likewise.
10733 (change_state): New arg afterward. Update all callers.
10734 Handle matching separate insns.
10735 * recog.c (recog_next_insn): New.
10736 (peephole2_optimize): New.
10737 * rtl.def (DEFINE_PEEPHOLE2): New.
10738 * resource.c (find_free_register): New argument last_insn. Use it
10739 to find a register available through the entire span.
10740 * resource.h (find_free_register): Update prototype.
10742 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
10744 * i386.c (output_strlen_unroll): Don't write xops[7]
10745 label if it wasn't set.
10747 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
10749 * cpplib.c (struct directive): Const-ify name pointer and
10750 function pointer prototype.
10751 (validate_else, do_define, do_line, do_include, do_undef,
10752 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
10753 do_elif, do_endif, do_sccs, do_assert, do_unassert,
10754 do_warning): Const-ify second arg.
10755 (directive_table): Mark const. Reorder entries by frequency
10756 of usage, record statistics.
10758 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
10760 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
10761 bounds- check RTL accesses if --enable-checking.
10762 (RTVEC_ELT): Bounds check if --enable-checking.
10763 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
10764 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
10765 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
10767 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
10768 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
10770 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
10771 (NOTE_SOURCE_FILE): Use X0STR.
10772 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
10773 MEM_ALIAS_SET): Use X0INT.
10774 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
10775 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
10777 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
10778 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
10779 (rtl_check_failed_bounds, rtl_check_failed_type1,
10780 rtl_check_failed_type2, rtvec_check_failed_bounds): New
10782 (fancy_abort): Fix comment.
10784 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
10785 (cse_insn): Decrement LABEL_NUSES for jump target before
10786 deleting jump insn.
10787 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
10788 * final.c (alter_subreg): Compute regno before changing x to
10789 REG; set REGNO(x) after changing it.
10790 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
10791 notes containing CONST_INTs.
10792 (delete_eh_regions): Use NOTE_EH_HANDLER.
10793 * function.c (put_reg_into_stack): Make reg a MEM before
10795 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
10797 (gen_mem_addressof): Make reg a MEM before initializing it.
10798 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
10800 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
10801 deleting an insn, not after.
10802 (block_alloc): Only look at PATTERN(insn) if we have to, and
10803 only if it's format class 'i'.
10804 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
10805 CONST_INT before using its INTVAL.
10806 * print-rtl.c (print_rtx): Use X0STR.
10807 * regmove.c (fixup_match_1): Don't look at PATTERN of
10808 non-class-'i' insn chain elements.
10809 * reload.c (loc_mentioned_in_p): Take address of
10810 in->fld[1].rtx directly.
10811 * reload1.c (reload): Change reg to a MEM before initializing
10813 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
10815 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
10817 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
10819 * config/mips/mips.c (machine_dependent_reorg): Force a
10820 barrier to output the local constant pool if a barrier hasn't
10821 been found at a natural point in the instruction stream.
10823 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * c-parse.in (language_string): Constify.
10827 * dwarf2out.c (language_string): Remove declaration.
10829 * dwarfout.c (language_string): Likewise.
10831 * toplev.c (language_string, init_parse, finish_parse): Likewise.
10833 * tree.h (language_string, init_parse, finish_parse): Declare.
10835 * i386/sun386.h (language_string): Remove declaration.
10837 * mips.h (language_string): Likewise.
10839 * nextstep.h (language_string): Likewise.
10841 * nextstep21.h (language_string): Likewise.
10843 * rs6000.c (language_string): Likewise.
10845 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10847 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
10848 (getpwd.o): Remove target.
10850 * getpwd.c: Delete file. Its in libiberty now.
10852 * dbxout.c (getpwd): Don't prototype.
10853 * dwarf2out.c (getpwd): Likewise
10854 * dwarfout.c (getpwd): Likewise
10855 * final.c (getpwd): Likewise.
10856 * protoize.c (getpwd): Likewise.
10858 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10860 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
10862 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
10864 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
10865 mark_set_resources.
10867 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
10869 * fixinc/Makefile.in (subdir): New.
10870 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
10873 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
10875 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
10876 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
10879 * invoke.texi: Fix typo.
10881 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
10882 changed. Handle autoincrement addressing modes.
10884 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
10885 just like we would the virtual incoming args register when
10888 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
10890 * rs6000.h (ASM_FILE_START): Specify complete filename, including
10891 path, in .file directive.
10893 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
10895 * gcc.texi (External Bugs): Remove obsolete note about Perl on
10898 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
10900 * stdbool.h: Make the typedef name _Bool, with bool a #defined
10903 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10905 * tree.c (tree_code_name): Constify a char*.
10907 * tree.h (tree_code_name, decl_printable_name): Likewise.
10909 * function.h (struct function): Likewise.
10911 * toplev.c (decl_name, decl_printable_name): Likewise.
10913 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
10915 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
10916 (init_objc): Remove function pointer cast.
10918 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10920 * pa.md (interspace_jump): New pattern.
10921 (builtin_longjmp): New expander.
10923 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
10925 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
10926 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
10927 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
10929 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
10931 * jump.c (delete_prior_computation): Also check calls
10932 to constant functions. Don't bother checking for a
10933 REG_UNUSED note before adding it.
10934 (delete_computation): Handle multi-word hard registers
10935 when synthesizing missing REG_DEAD notes for a register
10936 which is both set and used by an insn.
10938 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10940 * loop.c (this_loop_info): New variable.
10941 (loop_has_call, loop_has_volatile, loop_has_tablejump,
10942 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
10944 (prescan_loop, strength_reduce): New argument loop_info. All callers
10946 (scan_loop): New variable loop_info, initialise to address of
10948 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
10949 Delete variable loop_has_multiple_exit targets and replace with
10950 field in this_loop_info.
10951 (find_and_verify_loops): Rename this_loop to this_loop_num.
10952 (strength_reduce): Delete loop_iteration_info. Replace variable
10953 loop_info with function argument of same name.
10954 (insert_bct): Rework test for loop being completely unrolled.
10956 * loop.h (struct loop_info): New fields num, loops_enclosed,
10957 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
10958 has_indirect_jump, and cont. Redefine use of unroll_number.
10959 (loop_unroll_number): Delete.
10961 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
10962 field of loop_info.
10963 (loop_iterations): Delete variable vtop and instead use
10964 loop_info->vtop computed in prescan_loop.
10966 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
10968 * fix-header.c (main): Do not pass a null pointer to strcmp.
10970 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
10972 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
10974 * configure: Rebuilt.
10976 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
10978 * jump.c (jump_optimize_1): Do not delete assignments to
10979 internal_arg_pointer.
10980 * cse.c (delete_trivially_dead_insns): Always consider a set of
10981 the internal_arg_pointer live.
10983 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
10985 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
10986 (update_life_info) [REG_WAS_0]: Search the original insns rather
10987 than the new insns for the note. Fix typos finding note_dest.
10988 If no dest found, discard the note rather than abort.
10989 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
10990 (replace_insns): Remove the old insn list after update_life_info
10993 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
10995 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
10996 sched_analyze_insn.
10997 (sched_analyze_1): Let add_dependence care for not adding dups.
10998 (sched_analyze_2): Likewise.
10999 (add_branch_dependences): Likewise.
11001 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
11003 * i386/winnt.c (export_list): New type.
11004 (exports_head): Rename to
11005 (export_head): this.
11006 (i386_pe_record_exported_symbol): Add is_data flag.
11007 (i386_pe_asm_file_end): Emit directive for exported variables.
11008 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
11010 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
11011 (ASM_DECLARE_OBJECT_NAME): Likewise.
11012 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11013 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11015 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
11017 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
11019 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
11022 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
11024 * config/openbsd.h: Define SET_ASM_OP.
11025 * tm.texi: cross-reference SET_ASM_OP in the index.
11027 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
11029 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
11030 for a CONST_DOUBLE, at compile time. Initialize rtx_length
11031 and class_narrowest_mode at compile time. Kill init_rtl.
11032 Mark rtx_length, mode_class, mode_size, mode_unit_size,
11033 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
11034 rtx_format as const. Kill all references to EXTRA_CC_MODES or
11036 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
11038 * rtl.h: Declare rtx_length and rtx_format as const.
11039 * machmode.def: Define CC(). Use CC() to define CCmode. If
11040 EXTRA_CC_MODES is defined, expand it here.
11041 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
11042 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
11043 const. Kill all references to EXTRA_CC_MODES.
11045 * toplev.c: Don't prototype or call init_rtl.
11046 * optabs.c: Don't call init_mov_optab.
11047 * genemit.c: Don't generate init_mov_optab. Don't call
11049 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
11051 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
11052 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
11053 genrecog.c: Don't call init_rtl.
11055 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
11056 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
11057 definition of EXTRA_CC_MODES.
11059 * md.texi: Kill ref to EXTRA_CC_NAMES.
11060 * tm.texi: Document new way to define EXTRA_CC_MODES.
11062 * genrecog.c: Do not look up the name of a define_split.
11063 (Unrelated bugfix.)
11065 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
11067 * config/v850/v850.md: Fix typo introduced by previous delta.
11069 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11071 * gcc.c (fatal): Make definition static to match prototype.
11073 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11075 * combine.c (get_last_value): Don't look for earlier sets if the last
11076 known set is somewhere in between the insns being combined.
11078 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
11080 * configure.in: Don't use shell ! to negate exit codes
11081 * configure: Regenerate
11083 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
11085 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
11086 the fact that ALIGN is measured in bits, not bytes.
11088 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
11090 * errors.c: New file; defines functions error, warning, and
11091 fatal, variables have_error and progname.
11092 * errors.h: New file; prototypes and decls for stuff in errors.c.
11094 * Makefile: Add rules to build errors.o and
11095 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
11096 genopinit, genrecog, genextract, genpeep, genattr, and
11097 genoutput with errors.o. Add errors.h to deps of genconfig.o,
11098 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
11099 genpeep.o, genattr.o, and genoutput.o.
11101 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
11102 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
11103 define or prototype fatal. Set progname at beginning of main.
11104 * genoutput.c: Likewise, and don't define or prototype error
11107 * c-typeck.c (c_expand_start_case): Return immediately if exp
11109 * fold-const.c (operand_equal_p): Return immediately if arg1
11110 or arg0 are ERROR_MARKs.
11111 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
11112 fields of type ERROR_MARK when calculating if the record can
11115 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
11116 with much help from Jeffrey A Law and Richard Henderson
11118 * i386.md: In the 6 insns which call output_fix_trunc,
11119 earlyclobber operands[0].
11121 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
11123 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
11124 creating new registers.
11126 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
11128 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
11129 i386_reg_alloc_order, i386_regparm_string,
11130 i386_align_loops_string, i386_align_jumps_string,
11131 i386_align_funcs_string, i386_preferred_stack_boundary_string,
11132 and i386_branch_cost_string as type "const char *".
11133 * i386.c: Define all above strings as type "const char *".
11135 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
11137 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
11138 when emitting alignment padding. Emit padding byte of 0 instead of 4.
11140 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
11142 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
11143 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
11145 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
11147 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
11148 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
11149 (dwarf2out_line, dwarf2out_finish): Likewise.
11150 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
11152 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11154 * tree.c (lang_unsave_expr_now) : Correct return type.
11155 * tree.h (lang_unsave_expr_now) : Same.
11157 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
11159 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
11160 instead of duplicating code.
11162 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11164 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
11166 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
11168 * tree.h: fancy_abort always takes three args.
11169 * resource.c: Move include of system.h before toplev.h.
11171 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
11173 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
11176 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
11178 * system.h: Don't redefine abort or trim_filename.
11179 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
11180 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
11181 whether or not __FUNCTION__ is available.
11182 * tree.h: Duplicate rtl.h's definition of abort, for files
11183 that don't include rtl.h. Delete all code to perform type
11184 checking with a compiler other than GCC.
11185 * varray.h: Delete all code to perform type checking with a
11186 compiler other than GCC. Make VARRAY_CHECK() always evaluate
11187 its arguments exactly once, using a statement expression.
11188 Adjust the VARRAY_<type> accessor macros to match.
11189 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
11190 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
11191 caller's location. Define fatal_insn and fatal_insn_not_found
11192 as macros that use _fatal_insn and _fatal_insn_not_found.
11193 (fancy_abort, trim_filename): Kill prototypes.
11195 * rtl.c (trim_filename): Move here from toplev.c.
11196 (fancy_abort): New function.
11197 (DIR_SEPARATOR): Provide default definition.
11198 * tree.c (tree_check_failed, tree_class_check_failed): Go
11199 through fancy_abort.
11200 (tree_check, tree_class_check, cst_or_constructor_check,
11201 expr_check): Delete.
11202 * varray.c (varray_check_failed): New function.
11203 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
11204 _fatal_insn and _fatal_insn_not_found. Go through
11206 (trim_filename, fancy_abort): Delete.
11208 * builtins.c (expand_builtin_args_info): Report ICE with abort.
11209 * except.c (start_catch_handler): Report ICE with error/abort
11211 * final.c (output_operand_lossage): Likewise.
11212 * flow.c (verify_flow_info): Likewise.
11214 * gcc.c: Prototype fatal.
11215 * gengenrtl.c: Undef abort after including rtl.h not system.h.
11216 * genattr.c, genattrtab.c, genemit.c, genextract.c,
11217 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
11218 Don't define fancy_abort.
11220 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
11222 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
11225 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
11227 * m88k.h (VERSION_INFO2): Kill.
11228 (VERSION_STRING): Kill.
11230 (VERSION_INFO1): Tidy.
11231 (TARGET_VERSION): Update.
11232 * m88k/dgux.h (VERSION_INFO2): Kill.
11233 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
11234 * m88k/luna.h (VERSION_INFO1): Tidy.
11235 * m88k/sysv4.h (VERSION_INFO1): Likewise.
11236 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
11237 (output_file_start): Adjust for death of VERSION_STRING.
11239 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
11241 * cpplib.c (detect_if_not_defined): New function.
11242 (do_if): Use it to detect potential once-only headers.
11244 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
11246 * c-common.c (combine_strings): Always set TREE_CONSTANT.
11248 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
11250 * combine.c (nonzero_bits) : Allow single-ly set registers to be
11251 anywere in the function only if they are pseudos and set before
11252 being used (not live at the start of the function).
11253 (num_sign_bit_copies) : Same.
11254 (get_last_value_validate) : Same.
11255 (get_last_value) : Same.
11257 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
11259 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
11260 where N and M are constant and N is an integer multiple of M.
11262 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11264 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
11265 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
11266 sbitmap_union_of_preds): Add prototypes.
11267 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
11268 the intersection of successors with the new flow graph structures.
11269 (sbitmap_intersection_of_preds): New function to compute the
11270 intersection of predecessors with the new flow graph structures.
11271 (sbitmap_union_of_succs): New function to compute the union of
11272 successors with the new flow graph structures.
11273 (sbitmap_union_of_preds): New function to compute the union of
11274 predecessors with the new flow graph structures.
11275 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
11276 (expr_reaches_here_p): Use edge and basic_block structures instead
11277 of s_preds and s_succs.
11278 (compute_cprop_avinout): Use new sbitmap routines.
11279 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
11280 of s_preds and s_succs.
11281 * flow.c (compute_flow_dominators): Compute dominators using
11282 edges and basic blocks instead of s_preds and s_succs.
11284 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11286 * lists.c (unused_insn_list, unused_expr_list): New file for
11287 maintaining various types of lists. New statics for maintaining a
11288 cache of available INSN_LIST and EXPR_LIST nodes.
11289 (free_list): Static function for freeing a list of INSN/EXPR nodes.
11290 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
11291 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
11292 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
11293 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
11294 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
11295 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
11296 (free_INSN_LIST_node): Free an individual INSN_LIST node.
11297 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
11298 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
11299 (remove_dependence, free_pending_lists): Use new global routines.
11300 (flush_pending_lists, sched_analyze_insn): Use new global routines.
11301 (sched_analyze, compute_block_backward_dependences): Use new routines.
11302 (sched_analyze_1, sched_analyze_2): Use new routines.
11303 (schedule_insns): Use new global routines.
11304 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
11306 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
11307 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
11309 * toplev.c (rest_of_compilation): Initialize node cache.
11310 * Makefile.in (OBJS): Add lists.o to list of object files.
11311 (lists.o): Add dependancies.
11313 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
11315 * config/v850/v850.md: Fix compile time warning messages.
11316 * config/v850/v850.c: Fix compile time warning messages.
11317 * config/v850/v850.h: Fix compile time warning messages.
11319 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11321 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
11322 Remove unused prototype for `init_lengths'.
11324 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11326 * calls.c (emit_call_1): Mark parameter `stack_size' with
11328 (expand_call): Initialize variable `insn'.
11329 (emit_library_call): Likewise for variable `high_to_save'.
11330 (emit_library_call_value): Likewise.
11331 (store_one_arg): Likewise for variables `lower_bound' and
11334 * combine.c (try_combine): Likewise for variables `i2_code_number'
11335 and `other_code_number'.
11336 (find_split_point): Likewise for variables `pos', `unsignedp' and
11338 (simplify_if_then_else): Likewise for variables `op' and `c1'.
11339 (simplify_and_const_int): Remove unused variable `width'.
11340 (merge_outer_ops): Likewise.
11342 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
11343 HOST_WIDE_INT' when comparing against one.
11344 (simplify_relational_operation): Likewise.
11345 (cse_insn): Initialize variables `src_eqv_volatile',
11346 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
11348 * final.c (init_final): Constify parameter `filename'.
11349 (final_start_function): Mark parameter `optimize' with
11351 (profile_function): Likewise for parameters `first' and `optimize'.
11352 (output_source_line): Likewise for parameter `file'.
11354 * integrate.c (subst_constants): Cast a value to `size_t' when
11355 comparing against one.
11356 (mark_stores): Initialize variable `mode'. Cast a value to
11357 `size_t' when comparing against one.
11359 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
11361 * loop.c (move_movables): Initialize variable `first'.
11362 (strength_reduce): Likewise for variable `increment'.
11363 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
11364 value to `size_t' when comparing against one.
11365 (load_mems): Initialize variable `end_label'.
11367 * output.h (init_final): Constify parameter.
11369 * reload.c (decompose): Initialize variable `base'.
11371 * reload1.c (reload): Likewise for variable `is_scalar'.
11372 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
11373 (choose_reload_regs): Initialize variable `mode'.
11374 (emit_reload_insns): Likewise for variable `store_insn'.
11375 (reload_cse_noop_set_p): Mark parameter `insn' with
11377 (reload_combine): Initialize variable `set'.
11379 * unroll.c (unroll_loop): Likewise for variable `local_label'.
11380 (copy_loop_body): Cast a value to `size_t' when comparing against
11383 * varasm.c (assemble_variable): Initialize variable `size_tree'.
11384 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
11385 (remove_from_pending_weak_list): Mark parameter `name' with
11388 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11390 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
11393 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
11395 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
11396 (ASM_DECLARE_FUNCTION_NAME): Define.
11397 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
11398 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
11399 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
11400 not already defined.
11402 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
11404 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
11405 of n_popped when call/call_value are not defined.
11407 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
11409 * tm.texi: GNU CC -> GCC conversion.
11410 (CC1_SPEC): Indicate it is used for all language front ends.
11412 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
11414 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
11415 NOTE_INSN_EH_REGION_END correctly.
11417 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11418 Jeff Law <law@cygnus.com>
11420 * loop.c (strength_reduce): Automatically unroll loops if the
11421 unrolled loop size is smaller than the rolled loop size.
11423 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
11424 and delete comment that code should be rewritten.
11426 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
11428 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
11431 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
11433 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
11435 * fixinc/mkfixinc.sh: Don't fix uwin headers.
11436 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
11437 (LINK_SPEC): Add -u _main when building executables.
11438 (ASM_DECLARE_FUNCTION): Update from Cygwin.
11439 (ASM_FILE_END): Use the default for ix86-pe.
11440 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
11442 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
11444 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
11445 and ASM_CLOSE_PAREN are empty strings.
11447 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
11448 Geoffrey Keating <geoffk@cygnus.com>
11450 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
11451 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
11452 (unprotoize.o): Ditto.
11453 (test-protoize-simple): Don't define STD_PROTO_DIR.
11454 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
11455 changes to make 'test-protoize-simple' pass.
11456 (STD_PROTO_DIR): Remove define.
11457 (STANDARD_EXEC_PREFIX): Supply default define.
11458 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
11459 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
11460 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
11461 (GET_ENV_PATH_LIST): New macro.
11462 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
11463 (do_processing): Initialize default_syscalls_dir using new
11464 macros. Use it to initialize syscalls_absolute_filename.
11466 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
11468 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
11469 B into a register before emit_conditional_move.
11471 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
11473 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
11474 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
11475 multiplicand out of (+ (* a b) (* c d)).
11477 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
11478 Richard Henderson <rth@cygnus.com>
11480 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
11481 (new_insn_dead_notes): Likewise.
11482 (update_n_sets): Likewise.
11483 (update_flow_info): Move to flow.c, renamed to update_life_info;
11484 extend to handle multiple source insns.
11485 * flow.c: Include resource.h
11486 (unlink_insn_chain): New.
11487 (split_hard_reg_notes): New.
11488 (maybe_add_dead_note): New.
11489 (maybe_add_dead_note_use): New.
11490 (find_insn_with_note): New.
11491 (new_insn_dead_notes): New.
11492 (update_n_sets): New.
11493 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
11494 (maybe_remove_dead_notes): New.
11495 (update_life_info): New.
11496 (prepend_reg_notes): New.
11497 (replace_insns): New.
11498 * output.h (update_life_info): Declare.
11499 * recog.c (split_block_insns): Use update_life_info.
11500 * resource.c (find_free_register): Use reg_alloc_order, don't use
11501 fixed regs, make sure the mode is supported, don't use new regs.
11503 * rtl.h (replace_insns): Declare.
11505 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
11507 * expr.c (expand_expr): Cope with COND_EXPRs with one
11508 non-returning branch.
11510 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
11512 * expr.c (store_expr): Always pass down the target, even when not
11515 1999-08-24 Nick Clifton <nickc@cygnus.com>
11517 * configure.in: Define target_cpu_default for v850 targets.
11518 * configure: Regenerate
11520 * config/v850/v850.h (TARGET_CPU_generic): Define.
11521 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
11522 addresses are 4 byte aligned.
11524 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
11527 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11529 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
11530 (main): Add prototypes.
11532 * genattrtab.c (substitute_address, write_const_num_delay_slots,
11533 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
11534 (write_attr_get): Emit prototypes along with function definition.
11535 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
11536 (write_complex_function): Emit static prototype along with
11537 function definition.
11539 * genemit.c (gen_split): Emit prototypes along with function
11542 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
11543 Likewise for predicates and `insn_operand_predicate'.
11544 (process_template): Emit static prototype along with function
11547 * genrecog.c (make_insn_sequence): Constify a char*. Add
11548 prototypes for get_split_*().
11549 (write_subroutine): Emit prototypes along with function
11552 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11554 * gcse.c (find_avail_set): Follow chains of register-register copies.
11555 Use oprs_not_set_p to guarantee that the returned value can be
11557 (cprop_insn): Don't verify the return value of find_avail_set with
11560 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
11561 (cprop_cc0_jump): New function.
11562 (cprop_insn): Break out new function cprop_jump and use it.
11563 Also use cprop_cc0_jump for machines with CC0.
11564 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
11566 * tree.h (current_function_calls_setjmp,
11567 current_function_calls_longjmp): Delete declarations.
11568 * dsp16xx.c: Include "function.h".
11569 * elxsi.c: Likewise.
11570 * gmicro.c: Likewise.
11571 * h8300.c: Likewise.
11572 * i370.c: Likewise.
11573 * m32r.c: Likewise.
11574 * mn10200.c: Likewise.
11575 * mn10300.c: Likewise.
11576 * ns32k.c: Likewise.
11577 * spur.c: Likewise.
11578 * v850.c: Likewise.
11580 * rtl.h (rtx_equal_function_value_matters): Declare.
11581 * toplev.c (rtx_equal_function_value_matters): Don't declare.
11583 * function.c: Likewise.
11584 * emit-rtl.c: Likewise.
11586 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
11588 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
11591 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11593 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
11596 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
11598 * cpp.texi: Add a node documenting macro varargs (copied
11601 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
11603 * cppspec.c: Put a null pointer at the end of the new argv.
11605 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
11607 * configure.in: Remove code to select/de-select the haifa
11608 scheduler. Every scheduled port gets haifa now.
11609 * configure: Rebuilt.
11610 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
11612 * Makefile.in: Corresponding changes.
11614 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11616 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
11617 All callers changed.
11618 (prepare_float_lib_cmp): Likewise.
11619 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
11620 * expr.h (emit_float_lib_cmp): Delete declaration.
11621 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
11622 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
11623 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
11625 (cmptf): Now conditional on TARGET_HARD_QUAD.
11627 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
11629 * resource.c (mark_target_live_regs): Use
11630 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
11632 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11634 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
11636 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
11638 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
11640 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11642 * rtl.h (rtx_format): Constify a char*.
11644 * rtl.c (rtx_format): Likewise.
11645 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
11646 (init_rtl): Use accessor macro, not `rtx_format'.
11648 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
11651 * caller-save.c (mark_referenced_regs): Likewise.
11653 * combine.c (subst, make_compound_operation, known_cond,
11654 gen_rtx_combine, update_table_tick, get_last_value_validate,
11655 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
11657 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
11658 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
11659 count_reg_usage): Likewise.
11661 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
11664 * final.c (leaf_renumber_regs_insn): Likewise.
11666 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
11667 dump_edge_info, count_reg_references): Likewise.
11669 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
11670 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
11673 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
11674 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
11675 add_label_notes): Likewise.
11677 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
11678 clear_struct_flag, count_sub_rtxs, count_alternatives,
11679 compares_alternatives_p, contained_in_p, walk_attr_value,
11680 write_expr_attr_cache): Likewise.
11682 * genconfig.c (walk_insn_part): Likewise.
11684 * genemit.c (max_operand_1, gen_exp): Likewise.
11686 * genextract.c (walk_rtx): Likewise.
11688 * genflags.c (num_operands): Likewise.
11690 * genoutput.c (scan_operands): Likewise.
11692 * genpeep.c (match_rtx): Likewise.
11694 * genrecog.c (add_to_sequence): Likewise.
11696 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
11699 * integrate.c (save_constants, copy_for_inline,
11700 copy_rtx_and_substitute, subst_constants, restore_constants):
11703 * jump.c (mark_jump_label, invert_exp, redirect_exp,
11704 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
11706 * local-alloc.c (contains_replace_regs, memref_referenced_p):
11709 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
11710 add_label_notes, replace_call_address, count_nonfixed_reads,
11711 invariant_p, find_single_use_in_loop, find_mem_givs,
11712 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
11715 * print-rtl.c (reg_names, print_rtx): Likewise.
11717 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
11719 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
11720 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
11721 print_blocks): Likewise.
11723 * regclass.c (fix_register, record_address_regs,
11724 reg_scan_mark_refs): Likewise.
11726 * regmove.c (stable_but_for_p): Likewise.
11728 * reload.c (loc_mentioned_in_p, operands_match_p,
11729 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
11730 copy_replacements, refers_to_regno_for_reload_p,
11731 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
11732 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
11735 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
11736 delete_address_reloads_1, count_occurrences,
11737 reload_cse_mem_conflict_p, reload_combine_note_use,
11738 add_auto_inc_notes): Likewise.
11740 * resource.c (mark_referenced_resources, mark_set_resources):
11743 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
11744 reg_mentioned_p, regs_set_between_p, modified_between_p,
11745 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
11746 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
11747 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
11748 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
11750 * sched.c (sched_analyze_2, attach_deaths): Likewise.
11752 * stupid.c (stupid_mark_refs): Likewise.
11754 * unroll.c (remap_split_bivs): Likewise.
11756 * varasm.c (mark_constants): Likewise.
11758 * a29k/a29k.c (uses_local_reg_p): Likewise.
11760 * alpha/alpha.c (summarize_insn): Likewise.
11762 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
11763 eliminate_lr2ip): Likewise.
11765 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
11767 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
11768 reg_mentioned_in_mem): Likewise.
11770 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
11771 symbolic_reference_mentioned_p): Likewise.
11773 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
11775 * sh/sh.c (regs_used, mark_use): Likewise.
11777 * vax/vax.c (vax_rtx_cost): Likewise.
11779 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11781 * machmode.h (mode_name): Constify a char*.
11783 * rtl.c (mode_name): Likewise.
11785 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
11787 * optabs.c (init_libfuncs): Constify a char*.
11789 * print-tree.c (mode_name): Remove redundant declaration.
11790 (print_node): Use accessor macro, not `mode_name'.
11792 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
11794 (new_spill_reg): Constify a char*.
11796 * tree.c (mode_name): Remove redundant declaration.
11798 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11800 * rtl.c (rtx_name): Constify a char*.
11802 * rtl.h (rtx_name, fix_sched_param): Likewise.
11804 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
11805 (mypr): Use accessor macro, not `rtx_name'.
11807 * genemit.c (print_code): Constify a char*.
11809 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
11811 * genpeep.c (print_code): Constify a char*.
11813 * genrecog.c (print_code): Likewise.
11815 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
11816 end_bb): Add static prototype.
11817 (draw_edge): Constify a char*.
11818 (end_bb): Remove unused parameter.
11820 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
11821 print_block_visualization): Constify a char*.
11823 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
11825 * c-common.c (c_get_alias_set): Update comment.
11827 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11829 * linux.h (LIB_SPEC): Added.
11831 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11833 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
11835 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
11837 * tree.c (expr_check): Fix typo in last change.
11839 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
11841 * rtl.def (NOTE): Change format to "iuu0n".
11842 (ADDR_DIFF_VEC): Change format to "eEee0".
11843 (ADDRESSOF): Change format to "eit".
11845 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
11846 (RTVEC_ELT): Change to match.
11847 (XVECEXP): Use XVEC and RTVEC_ELT.
11848 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
11849 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
11850 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
11851 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
11852 TRAP_CONDITION, TRAP_CODE): Use XEXP.
11853 (INTVAL): Use XWINT.
11854 (ADDRESSOF_DECL): Use XTREE.
11855 (SET_ADDRESSOF_DECL): Delete.
11856 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
11857 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
11858 ifdefed out since 2.6 at least.
11859 (gen_rtvec_vv): Delete prototype.
11861 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
11863 (copy_most_rtx): Handle 't' format letter.
11864 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
11865 (gen_rtvec_vv): Delete function. All callers changed to use
11866 gen_rtvec_v instead.
11867 * print-rtl.c (print_rtx): Move special casing of NOTEs to
11868 the '0' format letter.
11870 * function.c (gen_mem_addressof): Don't use
11871 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
11873 * integrate.c (copy_rtx_and_substitute): Likewise.
11874 Copy 't' slots with XTREE.
11875 (subst_constants): Treat 't' slots like '[swi]' slots.
11876 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
11877 * jump.c (rtx_equal_for_thread_p): Likewise.
11878 * rtlanal.c (rtx_equal_p): Likewise.
11879 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
11880 only four arguments.
11881 * gengenrtl.c (type_from_format): Provide correct types for
11885 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
11886 If a recent gcc is in use (always in stage2 and beyond), use
11887 statement expressions, so we don't make a function call unless
11888 the check fails. Evaluate arguments exactly once.
11889 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
11890 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
11892 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
11893 they evaluate their arguments exactly once, irrespective of
11894 the compiler in use.
11896 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
11897 is used by the currently-enabled check macros. This is:
11898 (tree_check_failed, tree_class_check_failed): For gcc.
11899 (tree_check, tree_class_check, cst_or_constructor_check,
11900 expr_check): For other compilers.
11902 * gencheck.c: Do not define any *_CHECK1 macros.
11904 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
11905 Mark Mitchell <mark@codesourcery.com>
11907 * c-common.c (c_get_alias_set): Fix support for poitners and
11910 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
11912 * alias.c: Include tree.h.
11913 (nonlocal_reference_p, mark_constant_function): New functions.
11914 * flow.c (life_analysis): Call mark_constant_function.
11915 * rtl.h (mark_constant_function): Declare it.
11917 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
11919 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
11920 unrecognisable switches.
11922 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11924 * loop.c (recombine_givs): Set ix field after sorting.
11925 (recombine_givs): Remove bogus index / giv lockstep looping.
11927 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11929 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
11931 (emit_store_flag_force): Use do_compare_rtx_and_jump.
11932 (do_cmp_and_jump): Formatting fixes.
11933 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
11934 do_compare_rtx_and_jump instead of compare_from_rtx.
11935 (do_compare_rtx_and_jump): New function; mostly copied from
11937 (do_jump_for_compare): Delete.
11938 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
11940 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
11941 of compare/do_jump_for_compare pairs.
11942 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
11943 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
11944 compare_from_rtx/do_jump_for_compare pairs.
11945 (do_jump_by_parts_equality): Likewise.
11946 (do_jump_by_parts_equality_rtx): Likewise.
11947 * expr.h (do_compare_rtx_and_jump): Declare.
11948 * optabs.c (prepare_cmp_insn): New function, contains most of the code
11949 that used to be in emit_cmp_insn.
11950 (cmp_available_p): New function.
11951 (prepare_operand): New function.
11952 (emit_cmp_and_jump_insn_1): New function, contains some code that used
11953 to be in emit_cmp_insn.
11954 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
11955 parameters to be pointers; don't emit final compare but modify some of
11956 the values pointed to by the args so the caller can perform the
11957 correct comparison.
11958 (expand_binop): Call emit_store_flag_force with signed forms of
11960 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
11961 emit_jump_insn pair.
11962 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
11963 emit_cmp_and_jump_insn_1. Call emit_queue.
11964 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
11966 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
11967 jump sets cc0 before deleting it.
11968 * integrate.c (expand_inline_function): Likewise.
11969 * unroll.c (unroll_loop): Similar changes in several places.
11970 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
11971 before deleting it.
11973 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11975 * Makefile.in (insn-recog.o): Update dependencies.
11976 * genrecog.c (main): Make generated file include "function.h".
11978 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
11980 * cse.c (cse_insn): Call never_reached_warning when a jump is
11981 changed to be unconditional.
11982 * flags.h: Declare warn_notreached.
11983 * flow.c (delete_block): Call never_reached_warning when
11984 a block is deleted.
11985 * jump.c (delete_barrier_successors): Call never_reached_warning
11986 when we delete everything after a BARRIER.
11987 (never_reached_warning): New function.
11988 * rtl.h: Declare never_reached_warning.
11989 * toplev.c (warn_notreached): New variable.
11990 (lang_independent_options): Set warn_notreached
11991 when -Wunreachable-code.
11992 (compile_file): We need line numbers for -Wunreachable-code.
11994 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
11996 * haifa-sched.c (insn_unit): Fix typo on out of range test.
11997 * sched.c (insn_unit): Likewise.
11999 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
12001 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
12003 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12005 * flow.c (create_edge_list): Use xmalloc, not malloc.
12007 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
12009 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
12010 C-style comments. Do not lose the character before double slash.
12012 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12014 * basic-block.h (struct edge_list): Stucture to maintain a vector
12016 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
12017 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
12018 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
12019 New function prototypes.
12020 * flow.c (create_edge_list): Function to create an edge list.
12021 (free_edge_list): Discards memory used by an edge list.
12022 (print_edge_list): Debug output showing an edge list.
12023 (verify_edge_list): Internal consistency check for an edge list.
12024 (find_edge_index): Function to find an edge index for a pred and succ.
12026 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
12028 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
12031 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
12033 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
12035 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12037 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12039 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
12041 * toplev.c (rest_of_compilation): Allow machine dependent
12042 reorganisation pass to place information into the RTL dump
12043 file if it so wishes.
12045 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
12047 * explow.c (hard_function_value): Use VOIDmode instead of
12049 * stmt.c (expand_return): Likewise.
12050 * stor-layout.c (get_best_mode): Likewise.
12052 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
12053 emit call instead of emit_insn call.
12055 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
12057 * configure.in: Handle --disable/enable-win32-registry.
12058 * install.texi: Document --disable/enable-win32-registry.
12059 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
12060 (WIN32_REGISTRY_KEY): New macro.
12061 * prefix.c: Use to enable/disable win32-specific code.
12062 (lookup_key): Use versioned key.
12063 * configure: Regenerate.
12064 * config.in: Likewise.
12066 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
12068 * cpplib.c (read_line_number): New fn, split out of...
12071 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
12073 tree.c (lang_unsave_expr_now) : New.
12074 (unsave_expr_now): Call lang_unsave_expr_now.
12075 tree.h (lang_unsave_expr_now) : New.
12077 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
12079 * toplev.c (flag_new_exceptions): On by default.
12081 1999-08-13 Michael Meissner <meissner@cygnus.com>
12083 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
12085 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12087 * dwarfout.c (fundamental_type_code): Return FT_boolean for
12088 INTEGER_TYPE with precision==1, it's __java_boolean.
12090 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12092 * global.c (prune_preferences): Move some invariants out of the
12095 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
12097 * configure.in (alpha*-dec-osf*): Add osf5.
12099 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
12101 * configure.in: Rework handling of ARM GNU/Linux slightly.
12102 (arm*-*-linux-gnuoldld): New target.
12103 * configure: Regenerate.
12104 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
12105 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
12106 * config/arm/linux-oldld.h: New file.
12107 * config/arm/linux-elf26.h: Don't include linux-elf.h.
12108 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
12110 * config/arm/linux-elf.h (ASM_SPEC): Define.
12111 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
12112 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
12113 for 26-bit APCS and old linker.
12114 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
12116 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
12117 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
12118 don't define `arm' or `arm_elf'.
12119 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
12120 MULTILIB_DIRNAMES): Define. Fix typo in comment.
12122 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
12124 * rtl.texi: Fix typo.
12126 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
12128 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
12130 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
12132 * extend.texi (C++ Signatures): Remove node.
12133 * invoke.texi: Remove discussion of -fhandle-signatures,
12134 signature, sigof, __signature__, and __sigof__.
12136 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
12138 * Makefile.in (JAVAGC): Removed.
12140 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
12142 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12144 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
12146 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12148 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
12150 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
12151 a register that is already known to be a pointer.
12153 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
12155 * fixinc/inclhack.tpl: Only install assert.h conditionally.
12156 * fixinc/inclhack.sh: Regenerated.
12157 * fixinc/fixincl.sh: Regenerated.
12159 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
12161 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
12162 Fix documentation of -ansi flag to describe its C++ behavior.
12163 Remove bogus reference to GCC 2.9.
12165 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
12167 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
12168 note if it is non-NULL.
12170 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12172 * except.h (eh_nesting_info): Add new structure defintion.
12173 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
12174 (reachable_handlers, update_rethrow_references): Add function
12176 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
12177 a rethrow symbol instead of an integer exception region number.
12178 * flow.c (Make_edges): Use new exception nesting routines to determine
12179 which handlers are reachable from a CALL or asynchronous insn.
12180 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
12182 (delete_eh_regions): Update rethrow labels, and don't delete
12183 regions which are the target of a rethrow.
12184 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
12185 avoid overloading the SYMBOL_REF_USED flag.
12186 (rethrow_symbol_map): Use new rethrow_ref field.
12187 (rethrow_used): Use new rethrow_ref field.
12188 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
12189 of an integer. Fix formatting.
12190 (output_exception_table_entry): Use new rethrow_ref field.
12191 (can_throw): Check for EH_REGION_NOTE before deciding
12192 whether a CALL can throw or not.
12193 (scan_region): Call rethrow_used() instead of accessing data structure.
12194 (update_rethrow_references): New function to make sure only regions
12195 which are still targets of a rethrow are flagged as such.
12196 (process_nestinfo): New static function to initialize a handler
12197 list for a specific region.
12198 (init_eh_nesting_info): New function to allocate and initialize
12199 the list of all EH handlers reachable from all regions.
12200 (reachable_handlers): New function to retrieve the list of handlers
12201 reachable from a specific region and insn.
12202 (free_eh_nesting_info): New function to dispose of a list of
12203 reachable handlers.
12205 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12207 * flow.c (split_edge): Set JUMP_LABEL field.
12208 (commit_one_edge_insertion): Set head correctly for insert_before.
12209 When inserting insns, update insn block numbers if allocated.
12211 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12213 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
12214 retry_incomplete_types): Add static prototype.
12215 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
12216 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
12217 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
12218 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
12219 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
12222 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
12223 dwarf2out_start_source_file, dwarf2out_line): Likewise.
12225 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12227 * output.h (assemble_name): Constify a char*.
12229 * varasm.c (UNIQUE_SECTION, assemble_start_function,
12230 assemble_variable, assemble_name): Likewise.
12232 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
12234 * arm/pe.c (arm_pe_unique_section): Likewise.
12236 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
12238 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
12240 * i386/interix.c (i386_pe_unique_section): Likewise.
12242 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
12244 * i386/winnt.c (i386_pe_unique_section): Likewise.
12246 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
12248 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
12250 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
12252 * pa/pa.c (output_call): Likewise.
12254 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
12256 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
12258 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
12261 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
12264 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
12266 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
12267 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
12269 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
12271 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12273 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
12275 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12277 * tree.h (lang_identify): Constify a char*.
12278 (print_error_function): Add extern prototype. Constify a char*.
12280 * c-lang.c (lang_identify): Constify a char*.
12282 * objc/objc-act.c (lang_identify): Constify a char*.
12284 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12286 * genpeep.c (main): Make generated file include "function.h".
12287 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
12289 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12291 * Makefile.in: Update dependencies.
12292 * alias.c: Include "function.h"
12293 * c-decl.c: Likewise.
12294 * caller-save.c: Likewise.
12295 * calls.c: Likewise.
12296 * combine.c: Likewise.
12298 * explow.c: Likewise.
12299 * final.c: Likewise.
12300 * global.c: Likewise.
12301 * graph.c: Likewise.
12302 * local-alloc.c: Likewise.
12303 * loop.c: Likewise.
12304 * optabs.c: Likewise.
12305 * profile.c: Likewise.
12306 * recog.c: Likewise.
12307 * regclass.c: Likewise.
12308 * regmove.c: Likewise.
12309 * reload.c: Likewise.
12310 * reorg.c: Likewise.
12311 * resource.c: Likewise.
12312 * sched.c: Likewise.
12313 * stupid.c: Likewise.
12314 * config/1750a/1750a.c: Likewise.
12315 * config/a29k/a29k.c: Likewise.
12316 * config/arc/arc.c: Likewise.
12317 * config/arm/arm.c: Likewise.
12318 * config/arm/thumb.c: Likewise.
12319 * config/c4x/c4x.c: Likewise.
12320 * config/clipper/clipper.c: Likewise.
12321 * config/convex/convex.c: Likewise.
12322 * config/fx80/fx80.c: Likewise.
12323 * config/i860/i860.c: Likewise.
12324 * config/m68k/m68k.c: Likewise.
12325 * config/m88k/m88k.c: Likewise.
12326 * config/mips/mips.c: Likewise.
12327 * config/pdp11/pdp11.c: Likewise.
12328 * config/pyr/pyr.c: Likewise.
12329 * config/romp/romp.c: Likewise.
12330 * config/sh/sh.c: Likewise.
12331 * config/tahoe/tahoe.c: Likewise.
12332 * config/vax/vax.c: Likewise.
12333 * config/we32k/we32k.c: Likewise.
12334 * config/sparc/sparc.c: Include "function.h".
12335 (mem_min_alignment): Test current_function rather than
12336 regno_pointer_align.
12337 * config/pa/pa.c: Likewise.
12338 (compute_frame_size): Delete declaration of
12339 current_function_outgoing_args_size.
12340 * config/arc/arc.h (current_function_varargs): Delete declaration.
12341 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
12343 * config/i370/i370.h (current_function_outgoing_args_size): Delete
12345 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
12346 current_function_uses_pic_offset_table.
12347 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
12348 of current_function_returns_pointer.
12349 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12350 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12351 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12352 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12353 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12354 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12355 * config/m88k/m88k.c: Include "function.h"
12356 (call_used_regs, current_function_pretend_args_size,
12357 current_function_outgoing_args_size, frame_pointer_needed): Delete
12359 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
12361 * config/mips/mips.h (current_function_calls_alloca): Delete
12363 * config/mn10200/mn10200.h (current_function_needs_context,
12364 rtx_equal_function_value_matters): Delete declarations.
12365 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
12366 flag_pic): Delete declarations.
12367 * config/pa/pa.h (current_function_pretend_args_size,
12368 current_function_decl): Delete declarations.
12369 * config/pa/som.h (current_function_varargs): Delete declaration.
12370 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
12372 * config/pyr/pyr.h (current_function_pretend_args_size,
12373 current_function_args_size, current_function_calls_alloca): Delete
12375 * config/sh/sh.h (current_function_varargs): Delete declaration.
12376 * config/sparc/sparc.h (current_function_outgoing_args_size,
12377 current_function_calls_alloca, current_function_decl): Delete
12379 * config/spur/spur.h (current_function_pretend_args_size,
12380 current_function_calls_alloca): Delete declarations.
12381 * config/v850/v850.c (current_function_outgoing_args_size): Delete
12383 * config/vax/vms.h (current_function_name): Delete declaration.
12384 * gcse.c: Include "function.h".
12385 (current_function_name, current_function_calls_setjmp): Delete
12387 * haifa-sched.c: Include "function.h".
12388 (forced_labels): Delete declaration.
12389 * jump.c: Likewise.
12390 * reg-stack.c: Likewise.
12391 * reload1.c: Likewise.
12392 * genemit.c (main): Make generated file include function.h.
12393 * genoutput.c (output_prologue): Likewise.
12395 * builtins.c (saveregs_value, apply_args_value): Delete variables.
12396 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
12397 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
12398 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
12399 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
12400 macros for some of them.
12401 (emit_filename, emit_lineno): Delete declarations.
12402 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
12403 regno_pointer_* variables through current_function.
12404 (gen_inline_header_rtx): Delete function.
12405 (save_emit_status): Delete function.
12406 (set_new_last_label_num): New function.
12407 (clear_emit_caches): New function.
12408 (restore_emit_status): Just clear last_labelnum and call
12410 (get_last_insn_anywhere): Variable sequence_stack is now accessed
12411 through macro seq_stack.
12412 (add_insn_after): Likewise.
12413 (add_insn_before): Likewise.
12414 (remove_insn): Likewise.
12415 (pop_topmost_sequence): Likewise.
12416 (in_sequence_p): Likewise.
12417 (start_sequence_for_rtl_expr): Likewise.
12418 (start_sequence): Likewise, and likewise for
12419 sequence_rtl_expr/seq_rtl_expr.
12420 (push_topmost_sequence): Likewise.
12421 (end_sequence): Likewise.
12422 (init_virtual_regs): Now takes a "struct emit_status *" argument.
12423 All callers changed. Store into that pointer instead of globals.
12424 (init_emit): Allocate emit elt of current_function.
12425 Changes for sequence_rtl_expr/sequence_stack renaming.
12426 Call clear_emit_caches instead of doing it in-line.
12427 Access regno_pointer_* variables through current_function.
12428 (init_emit_once) Don't clear sequence_stack.
12430 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
12432 (arg_pointer_save_area): Delete declaration.
12433 (finish_expr_for_function): Renamed from init_queue; no longer static.
12434 (init_expr): Don't call init_queue.
12435 (save_expr_status, restore_expr_status): Delete functions.
12436 (expand_expr): Changes to reflect new layout of struct function.
12437 Don't access current_function_check_memory_usage when current_function
12439 * expr.h (forced_labels, save_expr_regs, saveregs_value,
12440 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
12441 current_function_outgoing_args_size, current_function_arg_offset_rtx,
12442 current_function_uses_const_pool, function_call_count,
12443 current_function_uses_pic_offset_table, nonlocal_labels,
12444 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
12445 current_function_check_memory_usage, nonlocal_goto_handler_slots,
12446 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
12448 (finish_expr_for_function): Declare.
12449 * flags.h (current_function_has_nonlocal_label,
12450 current_function_has_nonlocal_goto, current_function_is_thunk,
12451 current_function_has_computed_jump): Delete declarations.
12452 * flow.c (forced_labels): Delete declaration.
12453 * function.c (current_function_pops_args,
12454 current_function_returns_struct, current_function_returns_pcc_struct,
12455 current_function_needs_context, current_function_calls_setjmp,
12456 current_function_calls_longjmp, current_function_has_nonlocal_label,
12457 current_function_has_nonlocal_goto, current_function_is_thunk,
12458 current_function_has_computed_jump, current_function_calls_alloca,
12459 current_function_contains_functions, current_function_returns_pointer,
12460 current_function_epilogue_delay_list, current_function_args_size,
12461 current_function_pretend_args_size, current_function_arg_offset_rtx,
12462 current_function_outgoing_args_size, current_function_varargs,
12463 current_function_stdarg, current_function_args_info, cleanup_label,
12464 current_function_name, current_function_uses_const_pool,
12465 current_function_instrument_entry_exit, current_function_return_rtx,
12466 current_function_uses_pic_offset_table, nonlocal_labels,
12467 current_function_internal_arg_pointer, current_function_cannot_inline,
12468 current_function_check_memory_usage, function_call_count,
12469 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
12470 nonlocal_goto_stack_level, return_label, save_expr_regs,
12471 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
12472 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
12473 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
12474 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
12475 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
12477 (push_function_context_to): Don't save them. Don't call
12478 save_storage_status, save_emit_status or save_expr_status.
12479 (pop_function_context_from): Don't restore them. Don't call
12480 restore_storage_status or restore_expr_status.
12481 (get_func_frame_size): New function.
12482 (get_frame_size): Use it.
12483 (assign_outer_stack_local): Reflect some member name changes in struct
12485 (put_reg_into_stack): Likewise.
12486 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
12488 (fixup_var_refs): Likewise.
12489 (fix_lexical_addr): Likewise.
12490 (trampoline_address): Likewise.
12491 (prepare_function_start): Clear field inlinable of current_function.
12492 (init_function_for_compilation): New function.
12493 (expand_dummy_function_end): New function.
12494 (expand_function_end): Call finish_expr_for_function.
12495 * function.h (struct emit_status): New; fields moved here from struct
12496 function and from global variables. Add accessor macros for some of
12498 (struct expr_status): Likewise.
12499 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
12500 (struct function): Add fields expr and emit, inlinable, inl_emit,
12501 original_arg_vector, original_decl_initial, inl_last_parm_insn,
12502 inl_max_label_num. Add many comments.
12503 Add accessor macros for all elts of struct function that no longer
12504 have a global variable.
12505 (cleanup_label, return_label, frame_offset, tail_recursion_label,
12506 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
12507 stack_slot_list): Delete declarations.
12508 (get_func_frame_size): Declare.
12509 (save_expr_status, restore_expr_status, save_emit_status,
12510 save_storage_status, restore_storage_status): Delete declarations.
12511 (init_virtual_regs): Declare.
12512 * output.h (current_function_pops_args,
12513 current_function_returns_struct, current_function_returns_pcc_struct,
12514 current_function_needs_context, current_function_calls_setjmp,
12515 current_function_calls_longjmp, current_function_calls_alloca,
12516 current_function_has_nonlocal_label, current_function_varargs,
12517 current_function_has_computed_jump, current_function_returns_pointer,
12518 current_function_contains_functions, current_function_args_size,
12519 current_function_pretend_args_size, current_function_stdarg,
12520 current_function_outgoing_args_size, current_function_args_info,
12521 current_function_name, current_function_return_rtx,
12522 current_function_epilogue_delay_list,
12523 current_function_uses_const_pool, current_function_cannot_inline):
12524 Delete declarations.
12525 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
12526 regno_reg_rtx): Delete declaration.
12527 (REGNO_POINTER_FLAG): Delete macro.
12528 * stmt.c (expand_goto): Changes to reflect that some fields in struct
12529 function were renamed.
12530 * stor-layout.c (save_storage_status, restore_storage_status): Delete
12532 * toplev.c: Include "function.h".
12533 (current_function_decl): Delete declaration.
12534 (compile_file): Call init_dummy_function_start and
12535 expand_dummy_function_end around some initializations that need to
12537 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
12538 Call init_function_for_compilation.
12539 * unroll.c: Include "function.h"
12540 (unroll_loop): Access regno_pointer_* variables through
12543 * tree.h (struct tree_decl): Add elt f to saved_insns member.
12544 (DECL_SAVED_INSNS): use it.
12545 (expand_dummy_function_end): Declare.
12546 (init_function_for_compilation): Declare.
12547 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
12548 that it's no longer an INLINE_HEADER.
12549 (expand_call): Likewise.
12550 * integrate.c (finish_inline): Delete function.
12551 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
12552 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
12553 args. Don't generate an INLINE_HEADER rtx, just return the arg
12554 vector. All callers changed.
12555 (save_for_inline_copying): Create a duplicate struct emit_status to
12556 hold the emit state for compiling the current function. Use this and
12557 the other new fields in struct function that are for integration
12558 instead of an INLINE_HEADER.
12559 Use memcpy instead of bcopy.
12560 Store the current struct function in DECL_SAVED_INSNS of fndecl.
12561 (save_for_inline_nocopy): Similar changes, except no new emit_status
12563 (expand_inline_function): Get information from function structure,
12564 not from an inline header rtx.
12565 (output_inline_function): Lose code to extract the necessary
12566 information from an inline header; simply put back the function
12567 structure into current_function. Clear its inlinable elt.
12568 * rtl.def (INLINE_HEADER): Delete.
12569 * rtl.h: Delete all accessors for an INLINE_HEADER.
12570 (gen_inline_header_rtx): Delete declaration.
12571 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
12572 Delete declarations.
12573 (REGNO_POINTER_ALIGN): Delete.
12574 (clear_emit_caches): Declare.
12575 (set_new_last_label_num): Declare.
12577 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
12579 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
12581 * except.c (expand_eh_region_start_for_decl): Always start a new block.
12582 * stmt.c (is_eh_region): Make sure current_function is present, too.
12584 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
12586 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
12587 for 64bit PA targets.
12589 * pa.h (SELECT_SECTION): Define.
12590 * som.h (SELECT_SECTION): Delete.
12592 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12594 * alias.c (init_alias_analysis): Wrap call to
12595 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
12597 1999-08-07 Bruce Korb <autogen@linuxbox.com>
12599 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
12600 <sys/asm.h> contains an asm comment with an apostrophe
12601 * fixinc/inclhack.sh: regen
12602 * fixinc/fixincl.x: regen
12604 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
12606 * function.c (init_function_start): Clear prologue & epilogue.
12607 (prologue_epilogue_contains): New function.
12608 * alias.c (init_alias_analysis): Use it.
12609 * rtl.h (prologue_epilogue_contains): Declare it.
12611 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
12613 * jump.c (onlyjump_p): New function.
12614 * rtl.h: Declare it.
12615 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
12616 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
12618 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
12620 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
12621 to invert loops. Simplify block scanning.
12623 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12625 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
12626 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
12628 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
12630 * config/sparc/liteelf.h: New file to support sparclite-elf target
12631 * config/sparc/t-sp86x: New file to support sparc86x targets
12632 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
12633 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
12634 * configure.in: Support above target triplets
12635 * configure: Regenerated
12637 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
12639 * fixinc/server.c (server_setup): Do not prefix function used as
12640 parameter with `&'.
12642 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
12644 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
12645 Remove fp reg alternatives.
12647 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
12649 * Makefile.in (TAROUTOPTS): Kill.
12650 (install-headers-tar): Use "xpf" for tar headerfile extraction
12651 * i370/x-oe (TAROUTOPTS): Delete.
12652 * m68k/x-apollo68 (TAROUTOPTS): Delete.
12653 * m68k/x-hp320 (TAROUTOPTS): Delete.
12654 * m68k/x-hp320g (TAROUTOPTS): Delete.
12655 * gcc.texi: Update bug reporting text.
12657 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12659 * reg-stack.c (change_stack) Fixed problem with negative array index.
12661 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
12663 * extend.texi, install.texi: Fix spelling mistakes.
12665 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
12666 (s-attrtab); No longer try to use pre-made insn-attrtab file.
12667 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
12668 PREMADE_ATTRTAB_MD.
12669 * mips/t-ecoff: Likewise.
12670 * mips/t-elf: Likewise.
12671 * mips/t-mips: Likewise.
12672 * mips/t-osfrose: Likewise.
12673 * mips/t-r3900: Likewise.
12674 * mips/t-svr3: Likewise.
12675 * mips/t-svr4: Likewise.
12676 * mips/t-ultrix: Likewise.
12678 * gcc.texi: Document recommend means to provide software floating
12679 point libraries in libgcc.a
12681 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
12683 * c-lex.c (yylex): We can have a number with no digits.
12685 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
12687 * jump.c (delete_prior_computation): New function, broken
12688 out of delete_computation. Check for side effects with
12689 side_effects_p instead of FIND_REG_INC_NOTE. Handle
12690 multi-word hard registers.
12691 (delete_computation): Use it. Check for side effects with
12692 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
12693 missing REG_DEAD note for a register which is both set and
12696 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
12698 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
12699 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
12700 (ASM_FILE_START): Import _mcount with the right type.
12701 (ASM_DECLARE_FUNCTION_NAME): Define.
12702 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
12703 * pa.c (output_function_prologue): Always emit the function's label
12705 * pa.h (TEXT_SPACE_P): Define.
12706 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12707 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
12708 * som.h (TEXT_SPACE_P): Delete.
12709 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12710 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
12712 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
12714 * expr.c (emit_group_load): Allow src to be a CONCAT.
12716 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12718 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
12719 (___mulsi3): Use '!' comment character.
12721 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12723 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
12725 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
12727 * gcc.c: Update URLs and mail addresses.
12728 * gcc.texi: Likewise.
12730 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
12732 * rs6000.c (current_file_function_operand): Return zero for
12734 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
12736 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
12739 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
12741 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
12742 allocate space in the stack frame for the PIC register.
12744 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
12746 * m68k.md (xordi3, anddi3): These patterns are not available on
12749 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
12751 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
12752 (PUT_REAL): Likewise.
12754 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12756 * final.c (shorten_branches): Don't add an alignment for loops
12757 that have no label inside.
12759 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12761 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
12762 prototypes in macro HAVE_cmpstrsi.
12764 * cpplib.c (cpp_get_token): Remove unused label `op3'.
12766 * emit-rtl.c (operand_subword): Remove unused variable
12769 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
12771 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
12773 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
12775 * cpphash.c (macroexpand): Delete leading whitespace when arg
12776 is concatenated before.
12777 (unsafe_chars): Correct test for whether + and - can extend a
12780 * cppinit.c (cpp_start_read): Do dependencies for
12781 -include/-imacros files also.
12783 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
12784 tokenizing non-directive lines.
12785 (cpp_expand_to_buffer): Temporarily disable no-output mode.
12786 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
12789 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12791 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
12793 * c-lex.c: Sync with C++ frontend.
12794 (linemode): New variable.
12795 (parse_float): imag, conversion_errno, and type are output only.
12796 (yylex): Adjust. Move initial '.' case into main switch.
12798 (handle_generic_pragma): Just deal with tokens.
12799 (readescape): Use ISXDIGIT and ISGRAPH.
12800 * c-parse.in: Add END_OF_LINE token.
12802 * c-lex.c (lang_init): Generalize.
12803 (nextchar): Remove. Replace uses with UNGETC.
12804 (skip_white_space): Handle linemode here. Optimize for cpplib.
12805 (skip_white_space_on_line): Remove.
12806 (extend_token_buffer_to): New fn.
12807 (extend_token_buffer): Use it.
12808 (read_line_number, check_newline): Just deal with tokens.
12809 (token_getch, token_put_back): New fns.
12810 (yylex): Use them. More cpplib optimizations. Simplify.
12812 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12813 Jason Merrill <jason@yorick.cygnus.com>
12815 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
12816 (consume_string): Make this smart about USE_CPPLIB.
12817 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
12818 (yylex): Rewrite to be intelligent about USE_CPPLIB.
12819 Also, clean up cases where we redundantly set token_buffer[0].
12820 (read_line_number): New fn.
12821 (ignore_escape_flag): New variable.
12823 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
12825 * a29k/t-a29kbare: Fix some comments.
12826 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
12827 (FPBIT, DPBIT): Define.
12828 * a29k/t-vx29k: Likewise.
12829 * arc/t-arc: Likewise.
12830 * arm/t-arm-elf: Likewise.
12831 * arm/t-bare: Likewise.
12832 * arm/t-pe: Likewise.
12833 * arm/t-pe-thumb: Likewise.
12834 * arm/t-semi: Likewise.
12835 * arm/t-thumb: Likewise.
12836 * arm/t-thumb-elf: Likewise.
12837 * arm/t-thumb-linux: Likewise.
12838 * h8300/t-h8300: Likewise.
12839 * i960/t-i960: Likewise.
12840 * i960/t-vxworks960: Likewise.
12841 * m32r/t-m32r: Likewise.
12842 * mips/t-ecoff: Likewise.
12843 * mips/t-elf: Likewise.
12844 * mips/t-r3900: Likewise.
12845 * pa/t-pro: Likewise.
12846 * rs6000/t-aix43: Likewise.
12847 * rs6000/t-beos: Likewise.
12848 * rs6000/t-newas: Likewise.
12849 * rs6000/t-ppccomm: Likewise.
12850 * rs6000/t-rs6000: Likewise.
12851 * rs6000/t-winnt: Likewise.
12852 * rs6000/t-xnewas: Likewise.
12853 * rs6000/t-xrs6000: Likewise.
12854 * sh/t-sh: Likewise.
12855 * sparc/t-elf: Likewise.
12856 * sparc/t-sparcbare: Likewise.
12857 * sparc/t-sparclite: Likewise.
12858 * sparc/t-splet: Likewise.
12859 * v850/t-v850: Likewise.
12860 * mn10200/t-mn10200: Fix comments.
12861 * mn10300/t-mn10300: Likewise.
12863 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
12864 dummy operand. Allocate a new pseudo for the dummy operand.
12865 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
12867 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
12869 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
12871 * configure: Rebuilt.
12872 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
12874 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
12876 * recog.c (preproces_constraints): Zero recog_op_alt before
12877 processing the constraints.
12879 * arm.c (typedef minipool_node): Renamed from pool_node.
12880 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
12881 (add_minipool_constant): New function.
12882 (dump_minipool): New function.
12883 (find_barrier): Remove special case for getting the insn size of
12884 an insn that references the constant pool.
12885 (minipool_fixup): New structure.
12886 (push_minipool_barrier): New function.
12887 (push_minipool_fix): New function.
12888 (note_invalid_constants): New function.
12889 (add_pool_constant, dump_table, fixit, broken_move): Delete.
12890 (arm_reorg): Rewrite code to fix up the constant pool into a
12891 series of mini-pools embedded in the insn stream.
12892 (arm_output_epilogue): New function, made mainly from the body
12893 of output_func_epilogue.
12894 (output_func_epilogue): Move insn generation part of epilogue code
12895 to arm_output_epilogue.
12896 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
12897 * arm.md (pool_range): New attribute.
12898 (zero_extendqidi2): Add attribute pool_range.
12899 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
12900 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
12901 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
12902 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
12903 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
12904 (epilogue): New expand.
12905 (epilogue_insn): New insn. Call arm_output_epilogue.
12907 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
12908 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
12910 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12912 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12914 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
12916 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
12918 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
12920 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
12922 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
12924 * global.c: Fix comment.
12926 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
12928 * gcc.c (access_check): New static function.
12929 (find_a_file): Use it when searching a directory list.
12930 * collect2.c (find_a_file): Don't accept directories found when
12931 searching a directory list.
12933 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
12935 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
12936 function parameters with `&'.
12937 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
12939 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
12941 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
12942 or tidy_fallthru_edge if the last insn in the block is not
12943 an unconditional jump or a simple conditional jump.
12945 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12947 * Makefile.in (c-decl.o): Depends on defaults.h.
12949 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
12951 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
12953 (CLASS_MAX_NREGS): Likewise.
12955 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
12957 * cse.c (cse_insn): Fix dumb thinko in last change.
12959 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12961 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
12964 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
12966 * dwarf2out.c (add_location_or_const_value_attribute): Correct
12967 test for sizes of passed and declared parameter types.
12969 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12971 * fixincludes: Fix the return type of bsearch, char* -> void*.
12973 * fixinc/inclhack.def: Likewise.
12975 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
12977 * invoke.texi (-fdump-translation-unit): New option.
12979 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
12981 * expr.h (PROMOTE_PROTOTYPES): Move ...
12982 * defaults.h: ... to here.
12983 * c-decl.c: Include defaults.h instead of expr.h.
12984 * c-typeck.c: Include defaults.h.
12986 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
12988 * toplev.h (errorcount): Declare.
12989 (warningcount): Likewise.
12990 (sorrycount): Likewise.
12991 * c-lex.c (errorcount): Don't declare.
12992 * dwarf2out.c (errorcount): Don't declare.
12994 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
12996 * config/libgloss.h: Add a note discouraging use with ELF.
12997 * configure.in: Don't use libgloss.h for ELF targets.
12998 Always use_collect2 on a.out targets.
13000 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
13002 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
13003 (force_to_mode, case ASHIFTRT): Add shiftrt label.
13005 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13007 * loop.c (strength_reduce): When doing biv->giv conversion, update
13008 reg note of NEXT->insn.
13010 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13012 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
13014 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13016 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
13017 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
13018 Ensure expr.h is included.
13019 * c-typecheck.c (convert_arguments): Ditto.
13021 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
13023 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
13024 * config/convex/convex.h: Ditto.
13025 * config/dsp16xx/dsp16xx.h: Ditto.
13026 * config/fx80/fx80.h: Ditto.
13027 * config/gmicro/gmicro.h: Ditto.
13028 * config/i370/i370.h: Ditto.
13029 * config/i386/i386.h: Ditto.
13030 * config/m32r/m32r.h: Ditto.
13031 * config/m68k/m68k.h: Ditto.
13032 * config/m88k/m88k.h: Ditto.
13033 * config/mips/mips.h: Ditto.
13034 * config/pa/pa.h: Ditto.
13035 * config/pyr/pyr.h: Ditto.
13036 * config/tahoe/tahoe.h: Ditto.
13037 * config/we32k/we32k.h: Ditto.
13039 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
13040 based on arch size.
13042 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
13044 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
13047 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
13049 1999-08-02 Richard Henderson <rth@cygnus.com>
13051 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
13052 for the register spill block.
13053 (m32r_va_arg): New.
13054 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
13055 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
13057 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
13058 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
13059 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
13061 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13063 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
13064 MAX_WCHAR_TYPE defined in sparc.h.
13065 * config/sparc/linuxaout.h: Likewise.
13066 * config/sparc/linux64.h: Likewise.
13067 Also default to -mvis if CPU is UltraSPARC.
13069 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13071 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
13072 (RTX_OK_FOR_OLO10): Likewise.
13073 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
13074 %lo(), allow it in addresses...
13075 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
13076 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
13077 does not make sense.
13078 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
13079 (sparc_output_scratch_registers): New function.
13080 (output_function_prologue, sparc_flat_output_function_prologue): Use
13082 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
13084 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
13085 * configure.in: Add check for .register pseudo-op support in as and
13086 check for offsetable %lo().
13087 * acconfig.h: Add templates for the above checks.
13088 * configure: Regenerate.
13090 1999-08-02 Richard Henderson <rth@cygnus.com>
13092 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
13093 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
13094 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
13096 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13098 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13101 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13103 * config/float-sparc.h: New file.
13104 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
13105 sparc-*-linux-gnu and sparc64-*-linux*.
13107 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13109 * rs6000.c (rs6000_va_list): Type is an array.
13110 (rs6000_va_start): Don't doubly adjust for varargs.
13111 (rs6000_va_arg): Evaluate long long GPR adjustment.
13113 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
13115 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
13116 -maix64 and -maix32.
13117 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
13118 LINK_SPEC): Change appropriately.
13119 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
13120 (u_short_cint_operand): Likewise.
13121 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
13123 * rs6000/t-aix43 (MULTILIB): Change to -m64.
13125 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
13127 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
13129 * rs6000/rs6000.c (num_insns_constant_wide): Correct
13130 for type promotion.
13131 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
13132 (non_add_cint_operand): Likewise.
13133 (logical_operand): Likewise.
13134 (non_logical_cint_operand): Likewise.
13135 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
13136 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
13137 (rs6000_select_rtx_section): Suppress warning.
13138 (small_data_operand): Suppress warning.
13139 (rs6000_got_register): Suppress warning.
13140 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
13141 type, so `J' is generally the wrong constraint for a SImode value;
13143 (andsi3_internal2): Likewise.
13144 (andsi3_internal3): Likewise.
13145 (iorsi3_internal1): Likewise.
13146 (xorsi3_internal1): Likewise.
13148 (movsf_softfloat): Likewise.
13149 (scc insns): Likewise.
13150 (movsi+2): Preserve sign bits of SImode constant.
13151 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
13152 (movdf+1): Sign-extend properly.
13153 (movdi_32+1): Sign-extend properly.
13154 (scc insns): Sign-extend properly.
13156 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
13159 1999-08-02 Richard Henderson <rth@cygnus.com>
13161 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
13162 -mcpu parsing code.
13163 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
13164 * alpha.md (all fp insns): Likewise.
13166 1999-08-02 Nick Clifton <nickc@cygnus.com>
13168 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
13171 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
13173 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
13174 pic_load_label generator directly.
13175 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
13176 No longer a named pattern.
13178 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
13180 * explow.c (force_reg): Call force_operand if X does not
13181 satisfy general_operand.
13183 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
13185 * fix-header.c (main): When testing for CONTINUED, use string
13186 equality, not pointer equality.
13188 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
13190 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
13192 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
13194 * cse.c (cse_insn): Fix loop which deletes insns after a jump
13195 that has become an unconditional jump.
13197 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
13198 (output_function_epilogue): Similarly.
13200 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13202 * tree.h (init_dummy_function_start): Declare.
13204 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13206 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
13207 last_expr_type, last_expr_value, block_start_count, block_stack,
13208 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
13209 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
13210 dynamically in stmt elt of struct function for each function.
13211 (struct nesting): Rename function_call_count elt to n_function_calls,
13212 target_temp_slot_level to block_target_temp_slot_level. All users
13214 (struct stmt_status): New structure definition.
13215 Add many accessor macros for stmt_status elements which previously
13216 were global variables.
13217 (init_stmt_for_function): Allocate stmt elt for current_function.
13218 Reflect that block_start_count was renamed to
13219 current_block_start_count.
13220 (save_stmt_status, restore_stmt_status): Delete functions.
13221 (preserve_subexpressions_p): Don't access loop_stack when outside
13223 (expand_start_bindings): Reflect that block_start_count was renamed to
13224 current_block_start_count.
13225 (expand_fixup): Likewise.
13226 (expand_decl): Don't access block_stack when outside a function.
13227 (expand_decl_cleanup): Likewise.
13228 (expand_dcc_cleanup): Likewise.
13229 (expand_dhc_cleanup): Likewise.
13230 (expand_anon_union_decl): Likewise.
13231 (set_file_and_line_for_stmt): New function.
13232 (in_control_zone_p): New function.
13234 * function.h (struct function): Add new elt stmt.
13235 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
13236 case_stack, nesting_stack, nesting_depth, block_start_count,
13237 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
13238 emit_lineno, goto_fixup_chain.
13239 (save_eh_status, restore_eh_status, save_stmt_status,
13240 restore_stmt_status): Delete declarations.
13241 * function.c (push_function_context_to): Don't call save_stmt_status.
13242 (pop_function_context_to): Don't call restore_stmt_status.
13243 * tree.h (in_control_zone_p): Declare.
13244 * rtl.h (set_file_and_line_for_stmt): Declare.
13246 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
13247 call set_file_and_line_for_stmt.
13249 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
13251 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
13252 Also update copyright.
13254 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13256 * c-pragma.c: Don't include "except.h".
13257 * emit-rtl.c: Likewise.
13258 * stor-layout.c: Likewise.
13259 * tree.c: Likewise.
13260 * varasm.c: Likewise.
13262 * flow.c: Include "function.h".
13263 * tree.h (init_dummy_function_start): Declare new function.
13265 * except.h (struct eh_status): New structure.
13266 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
13268 (eh_return_stub_label, ehstack, catchstack, ehqueue,
13269 catch_clauses, false_label_stack, caught_return_label_stack,
13270 protect_list, current_function_ehc): Add accessor macros for the
13271 corresponding fields in current_function->eh; delete declarations
13272 for all items that used to be declared here.
13273 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
13274 catch_clauses, false_label_stack, caught_return_label_stack,
13275 protect_list, current_function_ehc): Delete variables.
13276 (init_eh_for_function): Allocate current_function->eh.
13277 (save_eh_status, restore_eh_status): Delete functions.
13279 * function.h (struct function): Add fields next_global and eh.
13280 Delete all exception handling related fields.
13281 * function.c (current_function): New variable.
13282 (all_functions): New variable.
13283 (push_function_context_to): Don't allocate a struct function,
13284 use current_function instead. Call init_dummy_function_start when
13285 outside a function. Clear current_function before returning.
13286 (pop_function_context_from): Restore current_function.
13287 Don't free the restored struct function.
13288 (prepare_function_start): New function.
13289 (init_dummy_function_start): New function.
13290 (init_function_start): Break out some code into prepare_function_start
13293 * stmt.c (save_stmt_status): Don't call save_eh_status.
13294 (restore_stmt_status): Don't call restore_eh_status.
13296 * Makefile.in: Update dependencies.
13298 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
13300 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
13301 of depending on a magic constant value. Update comments.
13302 (hppa_expand_prologue): Similarly.
13304 * pa.md (reload_indi, reload_outdi): Allow any register for the
13305 original reload register.
13307 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
13309 * cccp.c (print_help): Change marcos to macros.
13311 1999-07-30 Richard Henderson <rth@cygnus.com>
13313 * c-typeck.c (initializer_constant_valid_p): Move ...
13314 * c-common.c (initializer_constant_valid_p): ... here. Use
13315 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
13316 of label addresses.
13317 * c-common.h (initializer_constant_valid_p): Declare.
13318 * c-tree.h (initializer_constant_valid_p): Remove.
13320 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
13322 * config/i386/sol2-c1.asm: Align the stack.
13323 * config/i386/sol2-gc1.asm: Likewise.
13325 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
13327 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
13328 -Asparclite for sparc86x.
13329 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
13331 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
13333 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
13335 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
13336 the user if using the non-default arch size in BI_ARCH configuration.
13337 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
13339 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
13340 Fix patterns so that they actually match.
13341 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
13342 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
13343 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
13345 (mulsidi3): Reflect this in the expand.
13346 (smulsi3_highpart): Only on TARGET_ARCH32.
13347 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
13348 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
13349 (umulsidi3): Reflect this in the expand.
13350 (umulsi3_highpart): Only on TARGET_ARCH32.
13351 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
13352 don't require g0 to be zero.
13353 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
13354 ({,u}divsi3): New expands.
13355 ({,u}divsi3_sp64): New patterns.
13356 (after lshrdi3_v8plus): Four new patterns to help combiner
13357 optimizing nested mixed mode shifts.
13359 * config/sparc/sparc.c (sparc_override_options): Use deprecated
13360 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
13361 speed things up. Don't use them by default on plain v9 in 64bit
13362 mode, according to what SPAMv9 sais.
13364 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
13365 top 32 bits of %[og][0-7] in signal handlers.
13366 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
13368 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
13370 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
13371 (ashlsi3): Corresponding changes.
13373 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
13375 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
13377 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
13379 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13381 * arm.h (Hint): Delete macro.
13382 Substitute HOST_WIDE_INT for Hint in some prototypes.
13383 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
13385 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
13387 * builtins.c (expand_builtin_setjmp): Use force_operand to
13388 make sure that the buffer address is in a suitable form to be
13389 passed to force_reg.
13391 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
13393 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
13396 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
13398 * pa.md (indirect_jump): Remove mode from match_operand. Verify
13399 proper mode in the condition string.
13400 (icacheflush, dcacheflush): Remove modes from match_operands.
13402 * pa.c (emit_move_sequence): Always convert scratch_reg to the
13403 proper mode before using it.
13405 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
13408 * pa.c (store_reg): Do not call add_high_const generator directly.
13409 (load_reg, set_reg_plus_d): Likewise.
13410 * pa.md (add_high_const): No longer a named pattern.
13412 * pa.c (legitimize_address): Consistently use Pmode rather than
13413 SImode. Do not call gen_pic2_highpart directly anymore.
13414 * pa.md (pic2_highpart): No longer a named pattern.
13415 (pic2_lo_sum): Similarly. Reformat to make more readable.
13417 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
13422 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13424 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
13426 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
13428 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
13429 and tag the spill mems.
13430 (hppa_va_start): New.
13431 (hppa_va_arg): New.
13432 * pa.h (EXPAND_BUILTIN_VA_START): New.
13433 (EXPAND_BUILTIN_VA_ARG): New.
13435 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
13437 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
13438 and tag the spill mems.
13439 (mn10300_va_start): New.
13440 (mn10300_va_arg): New.
13441 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
13442 (EXPAND_BUILTIN_VA_ARG): New.
13444 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
13446 * mn10200.c (mn10200_va_arg): New.
13447 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
13449 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
13451 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
13452 rather than play with TREE_INT_CST_LOW.
13454 1999-07-27 Philip Blundell <pb@nexus.co.uk>
13456 * config/arm/telf.h: Include dbxelf.h.
13457 (CPP_PREDEFINES): Only define if not already defined.
13458 (ASM_IDENTIFY_GCC): Likewise.
13459 (SUBTARGET_EXTRA_SECTIONS): Likewise.
13460 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
13461 * config/arm/thumb.h (LINK_SPEC): Only define if not already
13463 (DBX_DEBUGGING_INFO): Don't define.
13464 * config/arm/linux-telf.h: New file.
13465 * config/arm/linux-tgas.h: New file.
13466 * config/arm/t-thumb-linux: New file.
13467 * config/arm/uclinux-elf.h: New file.
13468 * config/arm/uclinux-telf.h: New file.
13469 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
13470 thumb-*-uclinux): New targets.
13471 * configure: Regenerate.
13473 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
13475 * pa.md (post_store, pre_load): New expanders.
13476 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
13477 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
13478 need to directly generate RTL for them.
13479 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
13482 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
13484 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
13485 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
13486 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
13487 (secndary_reload_class): Make TARGET_ELF conditional compile.
13488 (print_operand_address): Similar.
13489 (output_toc): Print all values as hex.
13490 (get_issue_rate): Rearrange and add RS64A and PPC630.
13491 * rs6000.h (processor_type): Add RS64A and PPC630.
13492 (PROCESSOR_POWERPC64): New.
13493 (PROMOTE_MODE): Use word_mode.
13494 (RTX_COSTS): Add RS64A and PPC630.
13495 * rs6000.md (scheduling information): Add lmul and ldiv
13496 representing 64-bit integer multiply and divide. Add rs64a and
13497 PPC630 information.
13498 (ashldi3): Add support for "rldic" instruction.
13499 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
13501 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
13503 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
13504 instead of V8 for sparclite86x in cpu_table.
13506 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13508 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
13509 output_file_directive.
13511 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
13513 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
13514 tree for op1, not the rtl.
13516 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
13518 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
13519 to m88k_va_start, leaving only the register spill.
13520 (m88k_build_va_list): New.
13521 (m88k_va_start): New.
13522 (m88k_va_arg): New.
13523 * m88k.h (BUILD_VA_LIST_TYPE): New.
13524 (EXPAND_BUILTIN_VA_START): New.
13525 (EXPAND_BUILTIN_VA_ARG): New.
13527 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
13529 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
13530 Rename from expand_builtin_saveregs.
13531 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
13533 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
13535 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
13536 for the register spill block.
13537 (i960_build_va_list): New.
13538 (i960_va_start): New.
13539 (i960_va_arg): New.
13540 * i960.h (BUILD_VA_LIST_TYPE): New.
13541 (EXPAND_BUILTIN_VA_START): New.
13542 (EXPAND_BUILTIN_VA_ARG): New.
13543 * i960.md (store_multiple): Use change_address on individul mems.
13545 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
13547 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
13549 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
13550 (expand_builtin_va_end): Evaluate arg for side effects.
13551 * c-common.c (c_common_nodes_and_builtins): Construct a
13552 va_list_arg_type_node to handle array decomposition to pointer.
13554 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
13556 * except.c (start_dynamic_cleanup): Use force_operand on the
13559 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
13561 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
13562 * c4x.c (c4x_va_arg): New.
13564 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
13566 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
13567 has manual_pop set.
13569 1999-07-26 Nathan Sidwell <nathan@acm.org>
13571 * eh-common.h (__eh_matcher): Prototype correctly.
13573 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
13575 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
13576 (TARGET_SINGLE_PIC_BASE): Likewise.
13577 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
13579 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
13580 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
13581 (TARGET_OPTIONS): Add -mpic-register=N.
13582 (OUTPUT_INT_ADDR_CONST): New macro.
13583 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
13584 LEGITIMATE_PIC_OPERAND_P): Likewise.
13585 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
13586 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
13587 output_addr_const directly.
13588 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
13590 (thumb_pic_register, thumb_pic_register_string): Declare.
13592 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
13594 (label_mentioned_p): New function: Imported from arm.c.
13595 (legitimize_pic_address): New function: Imported from arm.c.
13596 (is_pic):New function: Imported from arm.c.
13597 (thumb_finalize_pic):New function: Imported from arm.c.
13598 (add_constant): Cope with PIC constants.
13599 (fixit): Cope with PIC constants.
13600 (output_return): Do not treat the PIC register as live if
13601 TARGET_SINGLE_PIC_BASE is true.
13602 (thumb_function_prologue): Do not treat the PIC register as live if
13603 TARGET_SINGLE_PIC_BASE is true.
13604 (thumb_expand_prologue): Do not treat the PIC register as live if
13605 TARGET_SINGLE_PIC_BASE is true.
13606 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
13607 TARGET_SINGLE_PIC_BASE is true.
13608 (thumb_print_operand): Accept '|'.
13609 (thumb_override_options): Process PIC options.
13611 * config/arm/thumb.md (movsi): Support PIC.
13612 (call_insn): Change "i" constraint to "X".
13613 (call_value_insn): Likewise.
13614 (consttable_4, consttable_8, consttable_end): Set and clear
13615 "making_const_table" as appropriate.
13616 (pic_load_addr, pic_add_dot_plus_four): New insns.
13618 * invoke.texi (Thumb Options): Fix spelling. Document new
13619 options -msingle-pic-base and -mpic-register=.
13621 1999-07-26 Andrew Haley <aph@cygnus.com>
13623 * config/m32r/initfini.c (__init): Use a full word immediate for
13624 __fini: this allows it to be placed in any memory region.
13626 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
13627 -mmodel=medium. This is OK for all memory models.
13629 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
13631 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
13632 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
13634 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
13636 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
13639 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
13641 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
13643 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
13644 (BUILD_VA_LIST_TYPE): New.
13645 (EXPAND_BUILTIN_VA_START): New.
13646 (EXPAND_BUILTIN_VA_ARG): New.
13647 * i860.c (output_delayed_branch): Disable.
13648 (output_delay_insn): Likewise.
13649 (i860_saveregs): New.
13650 (i860_build_va_list): New.
13651 (i860_va_start): New.
13652 (i860_va_arg): New.
13653 * i860.md: Disable all peepholes using output_delayed_branch.
13654 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
13656 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
13658 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
13659 (BUILD_VA_LIST_TYPE): New.
13660 (EXPAND_BUILTIN_VA_START): New.
13661 (EXPAND_BUILTIN_VA_ARG): New.
13662 * clipper.c (clipper_builtin_saveregs): Only dump registers.
13663 Return the address of the save area.
13664 (clipper_build_va_list): New.
13665 (clipper_va_start): New.
13666 (clipper_va_arg): New.
13668 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
13670 * arc.h (EXPAND_BUILTIN_VA_START): New.
13671 (EXPAND_BUILTIN_VA_ARG): New.
13672 * arc.c (arc_setup_incoming_varargs): Set alias set of
13674 (arc_va_start): New.
13677 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
13679 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
13680 (BUILD_VA_LIST_TYPE): New.
13681 (EXPAND_BUILTIN_VA_START): New.
13682 (EXPAND_BUILTIN_VA_ARG): New.
13683 * alpha.c (alpha_builtin_saveregs): Delete.
13684 (alpha_build_va_list): New.
13685 (alpha_va_start): New.
13686 (alpha_va_arg): New.
13688 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
13690 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
13692 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
13693 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
13695 * gcc.texi: More changes related to list conversion.
13696 * invoke.texi: Likewise.
13698 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
13700 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
13701 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
13702 (expand_builtin_next_arg): Accept ARGLIST not EXP.
13703 (stabilize_va_list): New function.
13704 (std_expand_builtin_va_start): New function.
13705 (expand_builtin_va_start): New function.
13706 (get_varargs_alias_set): New function.
13707 (std_expand_builtin_va_arg): New function.
13708 (expand_builtin_va_arg): New function.
13709 (expand_builtin_va_end): New function.
13710 (expand_builtin_va_copy): New function.
13711 (expand_builtin): Call them.
13712 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
13713 __builtin_{varargs_start,stdarg_start,end,copy}.
13714 (build_va_arg): New function.
13715 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
13716 (build_va_arg): Declare.
13717 * c-decl.c (ptr_type_node, va_list_type_node): New.
13718 * c-parse.gperf (__builtin_va_arg): New.
13719 * c-parse.in (VA_ARG): New token.
13720 (unary_expr): Recognize it.
13721 * expr.c (expand_expr): Expand VA_ARG_EXPR.
13722 * expr.h (std_expand_builtin_va_start): Declare.
13723 (std_expand_builtin_va_arg): Declare.
13724 (expand_builtin_va_arg): Declare.
13725 (get_varargs_alias_set): Declare.
13726 * tree.def (VA_ARG_EXPR): New.
13727 * tree.h (BUILT_IN_VARARGS_START): New.
13728 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
13729 (ptr_type_node, va_list_type_node): Declare.
13730 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
13731 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
13732 * m88k.h, m88k.c: Likewise.
13733 * mn10300.h, mn10300.c: Likewise.
13734 * pa.h, pa.c: Likewise.
13735 * rs6000.h, rs6000.c: Likewise.
13736 * sh.h, sh.c: Likewise.
13737 * sparc.h, sparc.c: Likewise.
13739 * emit-rtl.c (operand_subword): Copy alias set.
13740 (change_address): Likewise.
13742 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
13744 * pa.c (compute_frame_size): Scan all the used callee saved registers,
13745 not just the first one.
13747 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
13749 * config/arm/arm.h (TARGET_SWITCHES): Add
13750 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
13751 (TARGET_OPTIONS): Add -mpic-register=.
13752 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
13753 (arm_pic_register_string): Declare.
13754 (NEED_PLT_GOT): Delete, replace with ...
13755 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
13756 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
13757 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
13758 * config/arm/arm.c (arm_override_options): Add new option
13760 (arm_pic_register_string): New variable.
13761 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
13762 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
13763 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
13764 (output_return_instruction): Likewise.
13765 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
13766 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
13767 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
13769 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
13770 mention of -msched-prolog. Document new options -msingle-pic-base
13771 and -mpic-register=.
13773 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
13775 * haifa-sched.c (reemit_notes): Tidy.
13776 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
13779 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
13781 * explow.c (trunc_int_for_mode): New function.
13782 (plus_constant_wide): Use it.
13783 * combine.c (simplify_and_const_int): Likewise.
13784 (merge_outer_ops): Likewise.
13785 (simplify_shift_const): Likewise.
13786 * cse.c (simplify_unary_operation): Likewise.
13787 (simplify_binary_operation): Likewise.
13788 * emit-rtl.c (operand_subword): Likewise.
13789 * rtl.h: Declare it.
13791 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13793 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
13794 (use NUM_REGS instead of NUM_INTS).
13796 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13798 * builtins.c: New file.
13799 * expr.c (saveregs_value, apply_args_value): Delete definition,
13800 moved into builtins.c.
13801 (string_constant): No longer static.
13802 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
13803 apply_args_size, apply_result_size, result_vector,
13804 expand_builtin_apply_args, expand_builtin_apply,
13805 expand_builtin_return): Delete functions, moved into builtins.c.
13806 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
13807 * expr.h (saveregs_value, apply_args_value): Declare variables.
13808 (expand_builtin, string_constant): Declare functions.
13809 * Makefile.in: Update to build builtin.o.
13811 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
13813 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
13814 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
13815 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
13816 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
13818 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
13821 1999-07-21 Michael Meissner <meissner@cygnus.com>
13823 * print-rtl.c (print_rtx): Print the names of the virtual
13826 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
13828 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
13829 introduced in previous delta.
13831 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13833 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
13834 to avoid name clash.
13836 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
13838 * c-lex.c (yylex) : Correct the test for overflow when lexing
13841 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
13843 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
13844 (adjust_priority): Always call ADJUST_PRIORITY.
13845 (schedule_insn): Only put insns into the ready at cost 0.
13846 (schedule_block): Remove redundant initial sort. Give clock_var
13847 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
13849 * tm.texi (MD_SCHED_REORDER): Update docs.
13851 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
13852 * sparc.c (ultra_reorder_called_this_block): Delete.
13853 (ultrasparc_sched_init): Don't set it.
13854 (ultrasparc_sched_reorder): Don't check it.
13856 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
13858 * rs6000.h (struct rs6000_args): Add sysv_gregno.
13859 * rs6000.c (init_cumulative_args): Init sysv_gregno.
13860 (function_arg_boundary): Align DFmode.
13861 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
13862 to get fp reg and stack overflow correct.
13863 (function_arg): Likewise.
13864 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
13865 (setup_incoming_varargs): Restructure for ABI_V4; use
13866 function_arg_advance to skip final named argument.
13867 (expand_builtin_saveregs): Properly unskip the last integer arg
13868 when doing varargs. Adjust overflow location calculation.
13870 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
13871 explicitly unsigned.
13872 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
13873 (__VA_GP_REGSAVE): Similarly.
13874 (__va_longlong_p): Delete.
13875 (__va_arg_type_violation): New declaration.
13876 (va_arg): Restructure. Flag promotion errors. Align double.
13877 TFmode passed by reference.
13879 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
13880 in the HOST_BITS_PER_WIDE_INT > 32 case.
13882 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
13884 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
13886 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
13888 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
13889 * toplev.c (documented_lang_options): Add -fpreprocessed.
13890 * cpplib.h (struct cpp_buffer): Add preprocessed.
13891 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
13892 (cpp_start_read): Don't expand macros or emit an initial #line
13893 directive if -fpreprocessed.
13895 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13897 * cpplib.h (struct cpp_buffer): Added manual_pop for
13898 better C++ tokenization.
13899 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
13900 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
13901 * c-common.c (cpp_token): Make non-static.
13903 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13905 * c-common.h: New file.
13906 * c-common.c (permanent_obstack): Delete unused declaration.
13907 (c_global_trees): New array.
13908 (c_common_nodes_and_builtins): New function; split off common code
13909 from init_decl_processing in both c-decl.c and cp/decl.c.
13910 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
13911 c_global_trees and accessor macros defined in c-common.h.
13912 Include c-common.h.
13913 * c-decl.c: Delete definitions for tree nodes that were replaced by
13915 (init_decl_processing): Build void_list_node.
13916 Call c_common_nodes_and_builtins; delete code to generate the common
13918 * objc/objc-act.c (build_module_descriptor): Rename variable
13919 void_list_node to avoid clash with c-common.h.
13921 * Makefile.in: Update dependencies.
13922 * objc/Make-lang.in: Likewise.
13924 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
13926 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
13927 (UNIQUE_SECTION_P): Likewise.
13928 (UNIQUE_SECTION): Likewise.
13930 1999-07-19 Linas Vepstas <linas@linas.org>
13932 * config/i370/README: New file.
13933 * config/i370/linux.h: New file.
13934 * config/i370/mvs.h: New file.
13935 * config/i370/oe.h: New file.
13936 * config/i370/t-linux: New file.
13937 * config/i370/t-mvs: New file.
13938 * config/i370/t-oe: New file.
13939 * config/i370/x-oe: New file.
13940 * config/i370/xm-linux.h: New file.
13941 * config/i370/xm-mvs.h: New file.
13942 * config/i370/xm-oe.h: New file.
13944 * i370.c (label_node_t): Add first_ref_page, label_addr,
13945 label_first_ref, label_last_ref members.
13946 (mvs_need_base_reload): Renamed from mvs_label_emitted.
13947 (MAX_MVS_LABEL_SIZE): Define.
13948 (MAX_LONG_LABEL_SIZE): Define.
13949 (alias_node_t, alias_anchor, alias_number): New.
13950 (mvs_function_table): Reorder for EBCDIC.
13951 (ascebc, ebcasc): Unconditionally define.
13952 (i370_branch_dest, i370_branch_length): New functions.
13953 (i370_short_branch, i370_label_scan): New functions.
13954 (mvs_get_label): Renamed from mvs_add_label. Search for
13955 an existing label before creating a new one.
13956 (mvs_add_label): New function.
13957 (mvs_get_label_page): New function.
13958 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
13959 over the entire list.
13960 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
13961 (mvs_check_page) [TARGET_ELF_ABI]: New function.
13962 (mvs_add_alias, mvs_need_alias): New functions.
13963 (mvs_get_alias, mvs_check_alias): New functions.
13964 (handle_pragma): New function.
13965 (mvs_function_check): New function.
13966 (unsigned_jump_follows_p): Search harder.
13967 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
13968 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
13969 * i370.h (TARGET_VERSION): Delete.
13970 (CPP_SPEC, CPP_PREDEFINES): Delete.
13971 (mvs_label_emitted): Delete.
13972 (TARGET_EBCDIC): Delete.
13973 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
13974 (HANDLE_PRAGMA): Define.
13975 (HARD_REGNO_NREGS): Handle complex modes.
13976 (HARD_REGNO_MODE_OK): Likewise.
13977 (CLASS_MAX_NREGS): Likewise.
13978 (RET_REG): Likewise.
13979 (EXTRA_CONSTRAINT): Define.
13980 (RETURN_IN_MEMORY): True for DImode.
13981 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
13982 (FUNCTION_PROFILER): Delete.
13983 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
13984 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
13985 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
13986 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
13987 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
13988 (ASM_FILE_START): Add "RMODE ANY".
13989 (ASM_OUTPUT_EXTERNAL): Check for aliases.
13990 (ASM_GLOBALIZE_LABEL): Likewise.
13991 (ASM_OUTPUT_LABELREF): Likewise.
13992 (ASM_OUTPUT_COMMON): Likewise.
13993 (PRINT_OPERAND): Handle 'K', 'W', default.
13994 (PRINT_OPERAND_ADDRESS): New.
13995 (Lots of defines): Add support for TARGET_ELF_ABI.
13996 * i370.md (attr length): New. Define for all patterns.
13997 (*): Lots of tweeks to assembly output and constraints.
13999 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
14001 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
14002 Disable patterns performing SImode comparisons with SImode values
14003 if TARGET_POWERPC64 and instruction does not sign-extend or does
14004 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
14005 differ for signed quantities.
14006 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
14007 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
14008 (decrement_and_branch_on_count): Add 64-bit variant.
14010 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14012 * final.c (output_asm_insn): When searching for the matching string
14013 for a given dialect, don't run past the end of the list of
14014 alternatives if there are fewer alternatives in the template than
14017 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
14019 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
14020 Removed paragraph about compression of files and size limitation,
14021 duplicated in the FAQ. Use gcc-patches for posting patches.
14022 * gcc.c (main): Updated URL with bug reporting instructions to
14023 gcc.gnu.org. Removed e-mail address.
14024 * system.h (abort): Likewise.
14026 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14028 * Makefile.in (stmp-multilib-sub): Make the files extracted
14029 from $(LIBGCC1) writable.
14031 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
14033 * config/arm/aout.h: Reformat for improved readability.
14035 * config/arm/arm.h: Reformat for improved readability.
14036 Replace uses of fprintf with asm_fprintf where appropriate.
14037 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
14038 function declaration assembler actions.
14039 (NUM_INTS): New macro: Convert from bytes to words.
14040 (NUM_REGS): New macro: Compute number of registers required to
14041 hold a quanitity of tyep MODE.
14042 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
14044 (NUM_ARG_REGS): New macro: The number of argument registers
14046 (ARG_REGISTER): New macro: Compute the register number of the Nth
14048 (LAST_ARG_REGNUM): New macro: The number of the last argument
14050 (SP_REGNUM): New macro: Register number of the stack pointer.
14051 (FP_REGNUM): New macro: Register number of the frame pointer.
14052 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
14053 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
14054 CUMULATIVE_ARGS so that it counts registers not bytes.
14056 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
14058 Replace uses of fprintf with asm_fprintf where appropriate.
14059 (output_ascii_pseudo_op): Replace with version from thumb.c
14061 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
14063 * config/arm/elf.h (CPP_PREDEFINES): Replace with
14064 SUBTARGET_CPP_SPEC.
14065 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
14066 (ASM_FILE_START): Emit ASM_APP_OFF.
14068 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
14070 * pa.c (compute_frame_size): Round frame according to
14071 STACK_BOUNDARY rather than a hardwired value.
14073 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
14075 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
14077 * configure: Rebuilt.
14079 * configure.in (hppa*-*-linux*): New configuration.
14080 * configure: Rebuilt.
14081 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
14082 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
14083 * pa/pa-linux.h: New file.
14084 * pa/t-linux: New file.
14085 * pa/xm-linux.h: New file.
14087 * pa.c (hppa_legitimize_address): Change references from SImode to
14088 either Pmode or word_mode as appropriate.
14089 (emit_move_sequence, store_reg, load_reg): Likewise.
14090 (set_reg_plus_d, hppa_expand_prologue): Likewise.
14091 (output_mul_insn): Likewise.
14092 * pa.h (PROMOTE_MODE): Likewise.
14093 (INITIALZE_TRAMPOLINE): Likewise.
14094 (Pmode): Define to word_mode.
14096 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
14097 value of 4. Allocate 8 bytes for each FP register save.
14098 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
14100 (hppa_expand_prologue): Likewise.
14101 * pa.h (PROMOTE_MODE): Likewise.
14102 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
14103 (FUNCTION_ARG_BOUNDARY): Likewise.
14105 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
14107 * pa.c (out_of_line_prologue_epilogue): Delete.
14108 (override_options): Remove -mspace related code.
14109 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
14110 (compute_frame_size): Only allocate space for register that
14111 actually need to be saved.
14112 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
14113 (TARGET_SWITCHES): Remove -mspace, -mno-space
14114 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
14115 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
14116 * pa/ee.asm, pa/ee_fp.asm: Delete.
14118 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
14120 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
14121 directive in column zero.
14123 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
14125 * m68k.c (output_function_prologue): Fix computation of save mask
14126 when generating PIC code.
14128 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
14130 * tree.c (build_type_attribute_variant): Move current_obstack restore
14131 after build_qualified_type call.
14133 1999-07-15 Mark Mitchell <mark@codesourcery.com>
14135 * configure.in: Use t-iris6, even with GNU LD.
14136 * config/mips/iris6gld.h: Fix typo in linker spec.
14137 * config/mips/t-iris6gld: Remove.
14139 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
14141 * rs6000.md (insv, extzv): Remove SImode dependence in named
14142 patterns. Explicitly generate DImode RTL if PowerPC64 and
14144 (insvdi): Reverse start and size in instruction template.
14146 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
14148 * invoke.texi: Typo fixes.
14150 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
14152 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
14153 handle at this time instead of silently generating incorrect code.
14154 (gen_imagpart): Likewise.
14156 * reload.c (find_reloads): Emit a USE for a pseudo register without
14157 a hard register if we could not create an optional reload for the
14160 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14162 * c-typeck.c (output_init_element, process_init_element):
14163 When advancing constructor_unfilled_fields for a RECORD_TYPE,
14164 check for nameless bit fields.
14166 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
14168 * regclass.c (scan_one_insn): Notice subregs that change the
14169 size of their operand.
14170 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
14172 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
14174 * configure.in (alpha*-*-*): Include alpha/t-ieee.
14175 * configure: Rebuilt.
14176 * alpha/t-ieee: New file.
14178 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
14180 * rs6000.c (find_addr_reg): Do not select r0 as an address
14183 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
14185 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
14187 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
14189 * rs6000.md (movsf): Do not force easy FP constants into memory.
14191 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
14192 immed_double_const to ensure they are properly truncated then
14195 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14197 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
14198 always unless NO_DEBUG is used. Compile this code
14200 (replace_symbols_in_block): Compile it unconditionally.
14202 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
14204 * configure.in (i?86-*-elf*): New target.
14205 * configure: Rebuilt.
14206 * i386/i386elf.h, i386/t-i386elf: New files.
14208 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14210 * toplev.c (main): Don't complain about saying -gdwarf.
14211 (rest_of_compilation): Remove redundant code.
14213 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
14215 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
14217 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
14219 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
14220 "Li960R:", to avoid name clash.
14222 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14224 * loop.c (check_dbra_loop): When reversing a loop, delete all
14225 REG_EQUAL notes referencing the reversed biv except those which are
14226 for a giv based on it.
14228 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
14230 * version.c: Drop "gcc-" prefix from version #.
14232 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
14234 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
14235 the label if we're being verbose.
14237 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
14239 * m68k.c (output_function_prologue): Add pic register to mask
14240 if live and flag_pic.
14241 (output_function_epilogue): Likewise.
14243 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
14245 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
14246 directives in column zero.
14248 * pa/elf.h (ASM_FILE_START): Define.
14249 * pa/som.h (ASM_FILE_START): Include .level directives.
14250 * pa/hpux10.h (ASM_FILE_START): Delete.
14251 * pa/hpux11.h (ASM_FILE_START): Delete.
14253 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
14255 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14257 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
14258 when reload_out equals reload_in.
14260 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
14262 * invoke.texi (Spec Files): New node: Describe the contents of
14265 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
14267 * invoke.texi (DEC Alpha Options): Put @end table at
14268 beginning of line, to avoid confusing texi2html.
14270 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
14272 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
14273 introduced in previous delta.
14275 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14277 * reload1.c (gen_reload): When synthesizing a 3 operand add
14278 sequence, improve test for when to reload OP1 into the reload
14279 register instead of OP0.
14281 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
14283 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
14285 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
14287 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
14290 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
14292 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
14293 (va_dcl): Use __builtin_va_alist_t.
14295 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
14297 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
14298 on the permanent_obstack.
14299 * dwarfout.c (output_type): Likewise.
14301 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
14303 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14304 Merged from c-typeck.c and cp/typeck.c.
14305 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14306 Merged into c-common.
14308 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
14310 * c-lex.c (errorcount): Declare it.
14311 (finish_parse): Update errorcount when using CPPLIB.
14313 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
14315 * fixinc/inclhack.def(end_else_label): Double the backslash so
14316 sed gets a chance to see it.
14317 * fixinc/inclhack.sh: regen
14318 * fixinc/fixincl.x: regen
14320 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
14322 Add framework to support armv5 architecture when it becomes
14325 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
14326 (arm_arch5): New variable.
14327 (all_architectures): Add armv5 line.
14328 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
14329 -march=armv5 is specified on the command line.
14330 (arm_arch5): Export this variable.
14331 * invoke.texi: Document new string accepted by -march= switch for
14334 * config/arm/arm.h: Replace use of constant 12 as a register
14335 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14336 * config/arm/arm.c: Replace use of constant 12 as a register
14337 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14339 * config/arm/elf.h: Tidy up.
14340 * config/arm/coff.h: Tidy up.
14342 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
14344 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
14345 * gcc/config/mips/t-iris6gld: New file.
14346 * gcc/config/mips/iris6gld.h: Likewise.
14348 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
14350 * c-decl.c (widest_integer_literal_type_node,
14351 widest_unsigned_literal_type) : New.
14352 (init_decl_processing): Handle/use the two new types.
14353 * c-common.c (type_for_size,type_for_mode) : Same.
14354 * c-lex.c (yylex) : Same.
14355 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14357 * c-tree.h (widest_integer_literal_type_node,
14358 widest_unsigned_literal_type) : New.
14360 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
14362 * dwarfout.c (field_byte_offset): Correctly compute the object's
14363 byte offset for the first bit of a field which crosses an alignment
14364 boundary on a !BYTES_BIG_ENDIAN target.
14366 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
14368 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
14371 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
14372 Jeff Law <law@cygnus.com>
14374 * ginclude/varargs.h (va_dcl): Use word_mode for type of
14377 * except.c: Include intl.h.
14378 (expand_eh_return): Set current_function_cannot_inline.
14379 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
14380 * function.h (struct function): Add eh_return_stub_label.
14381 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
14382 * Makefile.in (except.o): Depend on intl.h.
14384 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
14386 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
14387 same as offsettable in cases 1 and 2.
14389 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
14391 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
14392 (extlh, extwh): Likewise.
14394 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
14396 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
14398 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
14400 * configure.in: Add arm-pe and thumb-pe targets.
14401 * configure: Regenerate.
14403 * thumb.c (arm_naked_function_p): New function: Determines if
14404 a function is naked (has no gcc generated prologue/epilogue).
14405 (is_called_in_ARM_mode): Return true if the func has the
14406 interfacearm attribute.
14407 (output_return): Do not generate a return for naked functions.
14408 (thumb_function_prologue): Do not generate a prologue for
14410 (thumb_expand_prologue): Do not generate a prologue for naked
14412 (thumb_expand_epilogue): Do not generate an epilogue for naked
14414 (arm_valid_machine_decl_attribute): New function, copied from
14415 arm.c: Permit naked and interfacearm attributes.
14417 * config/arm/pe.c: New file: Support code for arm-pe target.
14418 * config/arm/pe.h: New file: Header file for arm-pe target.
14419 * config/arm/tpe.h: New file: Header file for thumb-pe target.
14420 * config/arm/t-thumb-pe: New file: Makefile fragment for
14423 1999-07-01 Mark Kettenis <kettenis@gnu.org>
14425 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
14426 -fPIC or -fpic is specified.
14428 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
14430 * expr.c (emit_block_move): Use copy_to_mode_reg for
14431 !TARGET_MEM_FUNCTIONS case too.
14433 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
14435 * configure: Rebuilt.
14436 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
14437 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
14438 definitions made redundant by dbxelf.h inclusion. Delete
14439 lots of definitions related to assembly output that are
14440 specific to the SOM object format.
14441 * pa.c (output_function_prologue): Do not emit the function's
14443 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
14444 * pa-pro.h: Deleted.
14445 * som.h: New file with SOM specific definitions.
14446 * elf.h: New file with ELF specific definitions.
14448 * elfos.h (const_section): Output a tab before assembler directives.
14449 (ctors_section, dtors_section): Likewise.
14450 (ASM_OUTPUT_SECTION_NAME): Likewise.
14452 * pa/pa1.h: Delete unused file.
14454 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
14456 * configure.in (hppa*-hp-hpux11*): New configuration.
14457 * configure: Rebuilt.
14458 * pa/pa-hpux11.h: New file.
14459 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
14462 * mips.md (leasi, leadi): New patterns.
14464 * expr.c (emit_block_move): Properly handle case where one of the
14465 block move arguments has a queued increment or decrement.
14466 (clear_storage): Similarly. Fix formatting goof.
14468 1999-06-28 "David O'Brien" <obrien@NUXI.com>
14470 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
14471 semicolon from the BSD VA_LIST replacement expression.
14473 * fixinc/inclhack.sh: regen
14474 * fixinc/fixincl.x: regen
14476 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
14477 now use the fixincl program.
14479 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
14481 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
14482 case. Also make the PIC register call_used.
14484 * m68k.h (FINALIZE_PIC): Delete.
14485 * m68k.c (finalize_pic): Delete.
14487 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
14489 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
14492 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
14494 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
14496 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
14498 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
14500 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
14502 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
14504 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
14506 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
14508 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
14510 * rs6000.c (output_toc): Always use hex values for floating-point
14511 constants. Store single-precision values in upper-half of TOC
14512 entry in 64-bit mode.
14513 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
14514 to final constraints.
14515 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
14516 (fctiwz): Improve accuracy of RTL for pattern.
14518 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
14520 * expr.c (expand_expr): Allow RTL_EXPR's through the
14521 MAX_INTEGER_COMPUTATION_MODE checks.
14523 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
14525 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
14526 such that MASK_SUPPORT_ARCH is not negative.
14528 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
14530 * loop.c (verify_dominator): Properly handle ADDR_VEC and
14531 ADDR_DIFF_VEC insns that appear inside loops.
14533 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
14534 Jeff Law <law@cygnus.com>
14536 * rs6000.md (movdf_hardfloat32): Revert previous patch.
14537 Handle LO_SUM the same as offsettable in cases 1 and 2.
14538 * rs6000.c (find_addr_reg): Revert previous patch.
14540 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
14542 * system.h (strstr): New external function declaration.
14543 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
14544 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
14545 * config.in, configure: Rebuilt.
14547 1999-06-24 Tom Tromey <tromey@cygnus.com>
14549 * gcc.c (main): Read user-specified specs files after computing
14550 additional startfile_prefixes.
14552 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
14554 Revert these two patches:
14556 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14557 * loop.c (strength_reduce): When doing biv->giv conversion, update
14558 reg note of NEXT->insn.
14560 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14561 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14563 (recombine_givs): Set ix field after sorting.
14565 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14567 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
14568 for the parts of an UNSPEC / UNSPEC_VOLATILE.
14570 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
14572 *fixinc/inclhack.def: Add fix development commentary
14573 (read_ret_type): reactivate and add selection clause
14574 (zzz_*): tweak output file name to match what is used in hackshell.tpl
14575 *fixinc/{fixincl.x|inclhack.sh}: regen
14577 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
14579 * expr.c (expand_expr): STRIP_NOPS before checking against
14580 MAX_INTEGER_COMPUTATION_MODE
14581 (check_max_integer_computation_mode): Likewise.
14583 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
14585 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
14587 1999-06-22 Jim Wilson <wilson@cygnus.com>
14589 * expr.c (store_expr): When target is a promoted subreg, return a
14590 promoted subreg as a result.
14592 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
14594 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
14596 (dwarf2out_define): Mark unused parameters appropriately.
14597 (gen_unspecified_parameters_die): Ditto.
14598 (gen_subprogram_die): Fix signed/unsigned warnings.
14599 (gen_variable_die): Ditto.
14601 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
14603 * fixinc/inclhack.def(end_else_label): combined else_label
14604 and endif_label and fixed the sed expression.
14605 *fixinc/{fixincl.x|inclhack.sh}: regen
14607 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
14609 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
14610 'x' when handling non-offsettable addresses
14612 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
14614 * final.c (shorten_branches): Don't try to split an insn that has
14617 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
14619 * config/mips/mips.c (symbolic_expression_p): New function.
14620 (mips_select_rtx_section): Put symbolic expressions in the
14621 data section, not the read-only data section.
14623 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
14625 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
14627 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
14629 * collect2.c (main): Log frame table count.
14630 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
14631 (scan_prog_file) [COFF]: Handle frame tables.
14633 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
14634 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
14635 * alpha/elf.h: Undef them again.
14636 * alpha/vms.h: Remove their definitions.
14638 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14640 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
14641 remove the clobber of r0 and change the REG_UNUSED note to
14644 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
14646 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
14647 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
14648 fits in HOST_WIDE_INT and one uses union to access a long constant
14651 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
14653 * sparc.c (sparc_override_options): Don't allow profiling for
14654 code models other than medlow.
14655 (sparc_function_profiler): New function from old FUNCTION_PROFILER
14656 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
14657 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
14658 (sparc_block_profiler): Likewise.
14659 (sparc_function_block_profiler_exit): Likewise.
14660 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
14661 (FUNCTION_BLOCK_PROFILER): Likewise.
14662 (BLOCK_PROFILER): Likewise.
14663 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
14664 (MCOUNT_FUNCTION): New.
14665 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
14666 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
14667 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
14668 (MCOUNT_FUNCTION): New.
14669 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
14670 (BLOCK_PROFILER): Delete.
14671 (MCOUNT_FUNCTION): New.
14673 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
14675 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
14677 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14679 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14682 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14685 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14688 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14691 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
14693 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
14696 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
14698 * i386/djgpp.h (LIB_SPEC): New.
14699 (STARTFILE_SPEC): New.
14701 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
14703 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
14705 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
14708 * system.h (WSTOPSIG): New macro.
14710 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
14712 * c-pragma.c (push_alignment): Don't ignore alignments greater than
14714 (insert_pack_attributes): Take into account member natural
14717 * i386/winnt.c (exports_head): New static variable.
14718 (i386_pe_record_exported_symbol): New function.
14719 (i386_pe_asm_file_end): Use.
14720 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
14721 symbols to be emitted at end of assembly.
14722 (ASM_DECLARE_OBJECT_NAME): Likewise.
14723 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14725 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
14728 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
14730 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
14733 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
14735 * haifa-sched.c (sched_analyze_1): Use free_list instead of
14736 zapping reg_last_uses directly.
14737 (sched_analyze_2, sched_analyze_insn): Likewise.
14738 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
14740 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
14742 * rs6000.md (movdf_hardfloat32): Use worst case insn length
14743 attributes for cases 1 and 2.
14745 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
14747 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
14750 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
14752 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
14754 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
14756 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
14757 PIC_OFFSET_TABLE_REGNUM for general alloaction.
14758 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
14759 must be stacked if it is used for PIC accesses.
14760 * arm.c (use_return_insn): Handle PIC register specially.
14761 (output_return_instruction): Likewise.
14762 (output_func_{prologue,epilogue}): Likewise.
14763 (output_expand_prologue): Likewise.
14765 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
14766 (*strsi_predec): Renamed from *strqi_predec.
14767 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
14768 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
14770 * arm.c (arm_override_options): Remove warning about PIC code
14771 not being supported.
14773 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
14775 * rs6000.c (find_addr_reg): New function.
14776 * rs6000.h (find_addr_reg): Declare.
14777 (offsettable_addr_operand): Delete.
14778 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
14779 from and stores to GPRs.
14781 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
14783 * alpha.c (alpha_expand_block_move): Use get_insns rather than
14784 gen_sequence as argument to emit_no_conflict_block.
14786 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14788 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
14789 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
14790 *fixinc/fixincl.x: regen
14791 *fixinc/inclhack.sh: regen
14793 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
14795 * added support for -mpcrel (PC relative addressing for m68k)
14796 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
14797 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
14798 * m68k.c (print_operand_address): Handle 32-bit PIC case.
14799 (comments for general_src_operand): Add some explanation
14800 about EXTRA_CONSTRAINTS.
14801 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
14802 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
14803 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
14804 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
14805 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
14806 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
14807 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
14808 if not already set.
14809 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
14810 * m68k.h (TARGET_PCREL): New target flag.
14811 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
14812 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
14813 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
14814 contains a SYMBOL_REF. Relax this constraint during reload, since
14815 we want to use the predicates, not reload's built-in concept of a
14816 valid memory address, to control what insns need reloading.
14817 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
14818 operands (essentially 'g', 'm', and 's' under normal circumstances).
14819 * m68k.c (print_operand): Cause printing of pc-relative addresses
14820 to include pc register.
14821 (print_operand_address): Ditto.
14822 (general_src_operand): Accept operands that are not only
14823 general_operands, but are also valid when used as a pc-relative
14825 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
14826 (memory_src_operand): Similar, for memory_operands.
14827 (pcrel_address): New predicate to accept the special case of a
14828 pc-relative address.
14829 * m68k.md (many patterns): Rewrite common SImode, HImode, and
14830 QImode insns to accept *_src_operand instead of *_operand where
14831 pc-relative operands can fit. For example, a pc-relative operand
14832 can be used as a memory source operand for addsi3, but not as a
14833 memory destination.
14834 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
14836 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
14838 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
14839 .thumb_set pseudo op to mark aliases of thumb functions.
14841 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
14843 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
14844 preference to ASM_OUTPUT_DEF, if it is defined.
14846 * tm.texi: Document new, optional target macro
14847 ASM_OUTPUT_DEF_FROM_DECLS.
14849 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14851 * fixincludes: ISCNTL patch
14852 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
14853 (dgux_int_varargs): new for DG/UX
14854 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
14856 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
14858 * invoke.texi (ia32 options): Fix typo.
14860 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14862 * loop.c (strength_reduce): When doing biv->giv conversion, update
14863 reg note of NEXT->insn.
14865 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
14867 * loop.c (move_movables): Note issues with replacing REGs with
14869 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
14871 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
14873 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
14875 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
14876 the reference to `mcount' was not correct for the ELF on FreeBSD.
14878 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14880 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14883 (recombine_givs): Set ix field after sorting.
14885 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
14887 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
14888 to safe to extract a subword out of a REG.
14890 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14892 * sh.md (mulsi3): Don't add a no-op move at the end.
14894 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14896 * cse.c (cse_insn): Don't put hard register source into tables for
14897 the last insn of a libcall.
14899 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14901 * loop.c (strength_reduce): Insert sets of derived givs at every
14902 biv increment, even if it's the only one.
14904 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14906 * dwarfout.c (add_incomplete_type): New fn.
14907 (output_type): Call it.
14908 (retry_incomplete_types): New fn.
14909 (dwarfout_finish): Call it.
14911 From Eric Raskin <ehr@listworks.com>:
14912 (output_type): Output types for bases.
14914 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14916 * mips.c (mips_output_conditional_branch): Add `break'
14917 between `default' label and `close braces'.
14919 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
14921 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
14922 specifications and make it realistic.
14923 (LIB_SPEC): Likewise.
14925 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
14927 * config/mips/mips.c (mips_secondary_reload_class): Check for
14928 (PLUS (SP) (REG)) and return appropriate register class.
14929 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
14930 Handle (PLUS (SP) (REG)).
14931 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
14932 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
14933 of emit_insn for tablejump.
14935 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
14937 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
14938 asm_fprintf format string by itself.
14939 (output_function_profiler): Likewise.
14941 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
14943 * combine.c (simplify_logical, case AND): Only call
14944 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
14945 or the constant is positive.
14947 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
14949 * configure.in: Fix typo in rs6000-ibm-aix4 case.
14950 * configure: Regenerate.
14952 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
14954 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
14955 require a sub-version #.
14956 * configure: Rebuilt.
14958 1999-06-14 Robert Lipe (robertlipe@usa.net)
14960 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
14962 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
14964 * c-typeck.c (process_init_element): Detect excess elements in
14965 char array initializer.
14967 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
14969 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
14971 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
14973 * invoke.texi (Option Summary): Add -fpermissive flag.
14975 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
14977 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
14978 that require PIC code sequences.
14980 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
14982 * configure.in: Add new target: thumb-elf.
14983 * configure: Regenerate.
14984 * config/arm/t-thumb-elf: New file: Makefile fragment for
14986 * config/arm/telf.h: New file: Header file for thumb-elf
14989 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
14991 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
14992 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
14993 initializers is some circumstances.
14995 * fixinc/inclhack.def (endif_label): Add additional selector for
14996 more bogus stuff after #endif statements.
14997 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
14999 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
15001 * i386/cygwin.h (SET_ASM_OP): Define.
15003 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
15005 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
15007 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15009 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
15012 * sh.md (ic_invalidate_line_i): Remove second alternative.
15014 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15016 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
15017 test for the presence of valid prototypes. Delete bypass expr.
15018 (ioctl_fix_ctrl): Correct the selection expression.
15019 (no_double_slash): Correct quoting rules
15020 *fixinc/fixincl.x: regen
15021 *fixinc/inclhack.sh: regen
15023 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
15025 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
15027 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15029 * rs6000.md (movsi_got_internal_mem): Delete.
15030 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
15031 (GOT_TOC_REGNUM): Delete.
15032 (PIC_OFFSET_TABLE_REGNUM): Define.
15033 (FINALIZE_PIC): Disable.
15034 * rs6000.c (rs6000_got_register): New code for fixed pic register.
15035 (rs6000_replace_regno): Delete.
15036 (rs6000_finalize_pic): Likewise.
15037 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
15039 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15041 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
15042 is a note; use <= for the compare; advance P while it is
15045 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
15047 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
15048 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
15050 * varasm.c (remove_from_pending_weak_list): Verify t->name
15051 is non-NULL before passing it to strcmp.
15053 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15055 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
15056 the typed arguments are not part of a comment
15057 (ioctl_fix_ctrl): Added a purpose comment
15058 *fixinc/fixincl.x: regenerate
15059 *fixinc/inclhack.sh: regenerate
15061 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15063 * invoke.texi: Add C4x invocation docs.
15065 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15067 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
15069 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
15071 (c4x_legitimize_reload_address): New function.
15072 * config/c4x/c4x.md: Update docs.
15074 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
15076 * fixincludes: Avoid removing '.'.
15077 * fixinc/fixinc.svr4: Likewise.
15078 * fixinc/fixinc.winnt: Likewise.
15079 * fixinc/inclhack.tpl: Likewise.
15080 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
15082 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15084 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
15086 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
15088 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
15090 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
15093 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
15095 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
15096 * configure: Regenerate.
15098 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
15100 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
15103 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
15105 * fixinc/inclhack.def (avoid_bool): Also catch
15106 "typedef [unsigned] int bool".
15107 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15109 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
15110 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
15111 * configure: Rebuilt.
15113 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
15115 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
15116 such that we can override its definitions if necessary.
15117 (CPP_SPEC): New define. Support processor specific predefines via
15119 (CC1_SPEC): New define. Support processor specific compiler
15120 options via %(cc1_cpu).
15121 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
15124 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15126 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
15127 between sed's -e flag, and the open-quote following it.
15128 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15130 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
15131 Jeffrey A Law (law@cygnus.com)
15133 * varasm.c (assemble_start_function): Remove the function
15134 from the pending weak decls list when we define a function.
15135 (assemble_variable): Similarly for variables.
15136 (weak_finish): Ignore items on the list with a NULL name.
15137 (remove_from_ending_weak_list); New function to "remove" an item
15138 from the pending weak declarations list.
15140 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15142 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
15144 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
15146 * c-lex.c (GETC): Redefine to call getch.
15147 (UNGETC): Redefine to call put_back.
15148 (putback_buffer): New structure type.
15149 (putback): New static structure.
15150 (getch): New function.
15151 (put_back): New function.
15152 (yylex): Replace unused bytes from bad multibyte character.
15154 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
15156 * cpplib.c (do_define): Cast `alloca' return value.
15157 (do_include, do_undef, do_pragma): Likewise.
15158 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
15160 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
15161 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
15163 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
15165 * sparc.md (abstf2): This should be an expand.
15166 (split after abstf2_notv9): Fix mode.
15167 (abstf2_hq_v9): New pattern.
15168 (abstf2_v9): Only use when no hard quad.
15169 (absdf2_v9): Fix if target is not the same as source.
15170 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
15171 Add correct output constraints.
15173 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
15175 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
15176 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
15178 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
15180 * mips.h (mips_output_conditional_branch): New function.
15181 (mips_adjust_insn_length): Likewise.
15182 (ASSEMBLER_SCRATCH_REGNUM): New macro.
15183 (ADJUST_INSN_LENGTH): Likewise.
15184 * mips.c (print_operand): Add `F' and `W' for floating-point
15185 comparison opcodes.
15186 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
15188 (mips_adjust_insn_length): New function.
15189 (mips_output_conditional_branch): New function.
15190 * mips.md (length): Adjust attribute definition to handle
15191 conditional branches. Change lengths to bytes, rather than
15192 instructions throughout. Remove length attribute from
15193 instructions whose length is four bytes, and rely on the default
15195 (dslot): Fix typo in comment.
15196 Reword conditional branch patterns to use
15197 mips_output_conditional_branch.
15199 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15201 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
15202 (LIB_SPEC): Likewise.
15203 Link with -lprof1_r for -g/-pg.
15205 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15207 * loop.c (check_dbra_loop): Fix change of Jan 19.
15209 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
15211 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
15212 (STARTFILE_SPEC): Define, override the svr4.h version.
15213 (ENDFILE_SPEC): Likewise.
15215 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
15217 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
15218 * fixinc/fixincl.x: Regenerated.
15219 * fixinc/inclhack.sh: Regenerated.
15221 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15223 * sh.c (barrier_align): Don't return early for normal branch/barrier
15224 when optimizing for SH2.
15226 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
15228 * i386/udk.h (LINK_SPEC): Correct linker search path for
15231 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15233 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
15234 (braf_label_ref_operand): Delete.
15235 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
15236 * sh.md (casesi_jump_2): Operand1 is now the inside of a
15237 label_ref, and has no predicate.
15238 The patten has a predicate to guard against invalid substitutions.
15239 (dummy_jump): Delete.
15240 (casesi): Update use of casesi_jump_2.
15242 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15244 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
15245 *fixinc/fixincl.x: regenerate
15246 *fixinc/inclhack.sh: regenerate
15248 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
15250 * dwarf2out.c (add_incomplete_type): New fn.
15251 (gen_struct_or_union_type_die): Call it.
15252 (retry_incomplete_types): New fn.
15253 (dwarf2out_finish): Call it.
15255 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
15257 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
15258 current block starts with a CODE_LABEL and ends with a CALL and
15259 we can not find all the argument setup instructions for the CALL.
15261 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
15263 Revert this change:
15264 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15265 something is a candidate for optimize_bit_field_compare.
15267 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15269 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
15271 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
15273 * alpha.c (override_options): Thinko in last patch.
15275 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
15276 (LIB_SPEC): Recognize -pthread.
15278 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
15280 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
15281 definition in config/arm/coff.h
15282 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
15284 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15286 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
15287 fixes that need "file=xxx\n" prepended before invocation
15288 (start_fixer - new): starting the fixer process is complex enough
15289 to warrent its own routine. It prepends the "file=xxx\n" stuff.
15290 (process): uses the new routine; omit usage of putenv()
15291 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
15292 * fixinc/fixincl.x: regenerate
15294 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
15296 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
15297 and version #s (1.1 -> 2.96) as needed.
15298 * README.g77: Kill way out of date file in the toplevel directory.
15300 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
15302 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
15303 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
15304 * configure: Rebuilt.
15305 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
15306 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
15307 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
15308 (SWITCH_TAKES_ARG): Likewise.
15309 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
15310 * config/t-freebsd: Moved from config/i386/ so it can used for all
15313 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
15315 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
15317 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
15319 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
15320 * configure: Rebuilt.
15322 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
15324 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
15325 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
15326 * rs6000/rs6000.c (rs6000_file_start): Use putc.
15327 (rs6000_output_load_toc_table): Same.
15328 (output_prolog, output_mi_thunk): Same.
15329 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
15330 (ASM_GLOBALIZE_LABEL): Use putc.
15332 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
15334 * alpha.md (reload_*_help): New patterns and splitters.
15335 (reload_*): Use them.
15336 (mov[qh]i): Likewise.
15338 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
15340 * cccp.c (handle_directive): Handle backslash-newlines in quoted
15343 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
15345 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
15347 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
15349 * flow.c (mark_regs_live_at_end, insn_dead_p,
15350 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
15351 and HARD_FRAME_POINTER_REGNUM special treatment if reload
15352 hasn't run or the frame pointer is needed.
15353 * haifa-sched.c (attach_deaths): Likewise.
15354 * sched.c (attach_deaths): Likewise.
15356 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
15358 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
15359 calculate_can_reach_end returns nonzero.
15361 * configure.in (native gas tests): Search for an assembler in the
15362 same manner that the installed compiler will.
15363 * configure: Rebuilt.
15364 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
15366 * alias.c (find_base_term): Improve handling of addresses
15367 constructed from binary operations.
15369 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
15371 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
15373 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
15375 * function.h (cleanup_label, frame_offset): Declare.
15376 (tail_recursion_label, tail_recursion_reentry): Likewise.
15377 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15378 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
15379 (tail_recursion_label, tail_recursion_reentry): Likewise.
15380 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15382 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
15384 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
15386 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
15387 (MAX_OFILE_ALIGNMENT): Define.
15389 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
15391 * fixincl.c: Replace local include scheme with #includes of
15392 gansidecl.h and system.h.
15393 * procopen.c: Likewise.
15394 * server.c: Likewise.
15396 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
15398 * i386/t-dgux (EXTRA_PARTS): Add crti.o
15399 (crti.o): Add build rule and dependencies.
15400 * fixinc/fixinc.dgux: Use modified _int_varargs.h
15402 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15404 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
15405 (LIB_LINUX_SPEC): Likewise.
15406 (LIB_LINUX_SPEC): Add support for -pthread
15407 (CPP_OS_LINUX_SPEC): Likewise.
15408 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
15411 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
15413 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
15415 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
15416 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
15417 for IEEE math and CC_FCOMI.
15418 (put_jump_code): No IEEE if CC_FCOMI is set.
15420 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15422 * fold-const.c (fold_truthop): Make the field reference unsigned
15423 when converting a single bit compare.
15425 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15427 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
15429 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
15431 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
15432 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
15435 * reload.c (push_reload): Do not call remove_address_replacements
15436 when presented with identical optional reloads.
15438 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
15440 * alpha.h (MASK_FIX, TARGET_FIX): New.
15441 (MASK_*): Reorganize constants.
15442 (CPP_AM_FIX_SPEC): New.
15443 (TARGET_SWITCHES): Add FIX.
15444 (EXTRA_SPECS): Likewise.
15445 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
15446 (SECONDARY_MEMORY_NEEDED): Likewise.
15447 (REGISTER_MOVE_COST): Likewise.
15448 * alpha.c (override_options): Add FIX support. Always use
15449 ALPHA_TP_PROG for ev6.
15450 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
15451 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
15452 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
15454 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
15456 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15457 something is a candidate for optimize_bit_field_compare.
15459 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
15461 * gcc.texi (Passes): Document branch-shortening.
15462 * invoke.texi (Debugging Options): Document the fact that `-dp'
15463 outputs length information for instructions.
15465 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
15467 * flow.c: Revert previous delta.
15469 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
15471 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
15472 FRAME_POINTER_REGNUM.
15473 (mark_set_1): Ditto.
15474 (mark_used_regs): Ditto.
15476 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
15478 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
15479 (GOT_PCREL): New macro. Define to 1 if not already defined.
15480 * arm/elf.h (GOT_PCREL): Define to 0.
15481 * arm.c (arm_finalize_pic): Take into account the setting of
15484 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
15486 * output.h (STRIP_NAME_ENCODING): Provide default definition.
15487 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
15489 * flow.c (mark_set_1): Do not record BLKmode stores as dead
15490 store elimination candidates.
15492 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
15494 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
15497 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
15499 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
15500 Add use of x-aix41-gld.
15502 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
15504 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
15505 (ASM_OUTPUT_DESTRUCTOR): Define.
15507 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
15509 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
15510 last CODE_LABEL in a loop if we have previously passed a jump
15511 to the top of the loop.
15513 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
15515 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
15516 applying Philip's patch.
15518 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
15520 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
15523 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
15525 * loop.c (strength_reduce): Grow reg_single_usage as needed.
15527 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
15529 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
15530 Also remove a useless comment.
15532 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15534 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
15536 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
15538 * collect2.c (main): Only generate import or export file and add
15539 to link arguments if non-empty. Use xmalloc not alloca.
15540 (write_{export,import}_file): Delete.
15541 (write_aix_file): New function.
15542 (locatelib): Use xmalloc not malloc.
15543 (GCC_OK_SYMBOL): Do not check type if aix64.
15545 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
15547 Based on patch by Scott Bambrough and Pat Beirne:
15548 * config/arm/arm.c (making_const_table): New variable.
15549 * config/arm/arm.h (making_const_table): Declare.
15550 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
15552 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
15553 Keep track of when we are building the constant table.
15555 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
15557 * config/arm/arm.c (arm_override_options): Fix erroneous warning
15560 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
15562 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
15565 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
15567 * tm.texi (FUNCTION_ARG): Correct description of a stack element
15570 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
15572 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
15574 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15576 * rs6000.c (output_mi_thunk): Enable full support again.
15578 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15580 * sh.h (BRANCH_COST): Define.
15582 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
15584 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
15586 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
15588 * function.c (assign_stack_local): Align stack slot propertly.
15589 (assign_outer_stack_local): Likewise.
15591 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
15593 * expr.h (lang_expand_constant): Declare.
15594 * toplev.c (lang_expand_constant): Define it.
15595 * varasm.c (output_constant): Use it.
15597 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15599 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
15600 Change function definitions to K&R style.
15602 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15604 * fixinc/fixincl.c: We must not ignore SIGCLD now.
15606 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
15608 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
15609 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
15610 (several places): omit static initialization
15611 (process): use single fd, since only the read fd is used
15612 * fixinc/gnu-regex.c: define 'const' away, if not supported
15613 * fixinc/procopen.c(several places): omit static initialization
15614 * fixinc/server.c: define 'volitile' away, if not supported
15616 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15618 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
15619 asm_fprintf and %L to generate the label name.
15620 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
15621 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
15623 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
15625 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
15626 insn for a conditional jump can not be found.
15628 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
15630 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
15631 on variables in specific sections other than .sbss and .sdata.
15633 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
15635 * stmt.c (expand_return): Call start_cleanup_deferral and
15636 end_cleanup_deferral around conditional code.
15638 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15640 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
15641 filename lists. Utilizes new "krstr" AutoGen function.
15642 * fixinc/fixincl.x: Rebuilt.
15644 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
15646 * i386.c (output_float_compare): Avoid GNU-C extensions.
15648 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
15650 * version.c: Bump to distinguish mainline tree from the
15653 See ChangeLog.1 for earlier changes.