1 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
4 (asm_emit_uninitialised): Likewise.
6 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
8 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
9 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
11 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
13 * config/mips/mips.c (override_options): Don't turn on extra
16 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
18 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
19 eabi, and make sure queued POSTINCREMENT rtl is emitted at
22 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
24 * builtins.c (PAD_VARARGS_DOWN): Define.
25 (std_expand_builtin_va_arg): Use the above macro.
26 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
27 * tm.texi (Register Arguments): Document the above macro.
29 2000-01-14 Nick Clifton <nickc@cygnus.com>
31 * emit-rtl.c (emit_insn): If checking is enabled, make sure
32 that this function has not been used to emit a jump
35 * jump.c (return_jump_1): Cope with being passed a null rtx.
37 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
39 * eh-common.h: PROTO -> PARAMS.
40 * emit-rtl.c: Likewise.
50 * fix-header.c: Likewise.
52 * fold-const.c: Likewise.
53 * function.c: Likewise.
54 * function.h: Likewise.
56 * gcov-io.h: Likewise.
60 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
62 * sh-protos.h: New file.
64 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
65 Add static prototypes. Fix compile time warnings.
67 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
71 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
73 * arc-protos.h: New file.
75 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
78 * arc.h: Move prototypes to arc-protos.h. Fix compile time
83 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
85 * dsp16xx-protos.h: New file.
87 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
90 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
93 * dsp16xx.md: Likewise.
95 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
97 * convex-protos.h: New file.
99 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
102 * convex.h: Move prototypes to convex-protos.h. Fix compile time
105 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
107 * elxsi-protos.h: New file.
109 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
112 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
115 * elxsi.md: Likewise.
117 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
119 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
120 case for moving from HI/LO/HI_LO_REG. This makes the behavior
121 match the comment for MIPS16.
123 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
125 * flow.c (split_edge): Do not call set_block_for_insn if we
126 do not have a basic_block_for_insn structure.
128 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
129 and destination functions are 32bit aligned within the trampoline.
130 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
131 (TRAMPOLINE_ALIGNMENT): Define.
133 * cse.c (cse_insn): When changing (set (pc) (reg)) to
134 (set (pc) (label_ref)), verify the change creates a valid insn.
136 * fr30.c (call_operand): Tighten and rework to match rules for
137 call RTL expressions.
138 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
139 * fr30.md (call patterns): Improve constraints.
141 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
143 * fr30.c (fr30_expand_epilogue): Revert last change.
144 Use emit_jump_insn for the return insn.
146 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
147 Stan Cox <scox@cygnus.com>
149 * predict.c: New file. Preliminary infrastructure work for static
150 branch prediction and basic block reordering.
151 * basic-block.h: Add prototype for estimate_probability.
152 * Makefile.in: Add rules for predict.o.
154 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
156 * fixincludes (va_list): Use __not_va_list__ for the dummy.
157 * fixinc/*: Likewise.
159 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * cccp.c: PROTO -> PARAMS.
163 * collect2.c: Likewise.
164 * combine.c: Likewise.
165 * convert.h: Likewise.
167 * dbxout.c: Likewise.
168 * dbxout.h: Likewise.
169 * diagnostic.c: Likewise.
170 * doprint.c: Likewise.
171 * dwarf2out.c: Likewise.
172 * dwarf2out.h: Likewise.
173 * dwarfout.c: Likewise.
174 * dwarfout.h: Likewise.
175 * dyn-string.h: Likewise.
177 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
179 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
180 macro conditionals guarding use.
182 * dwarf2out.c: Include "tm_p.h".
184 * function.c (locate_and_pad_parm): Mark parameter with
186 (expand_function_end): Likewise for variable `context'.
188 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
190 2000-01-13 Nick Clifton <nickc@cygnus.com>
192 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
193 register to prevent compile time warnings.
195 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
197 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
198 to avoid -Wtraditional warning.
200 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
202 * 1750a-protos.h: New file.
204 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
207 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
210 * 1750a.md: Likewise.
212 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
214 * a29k-protos.h: New file.
216 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
219 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
222 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
224 * clipper-protos.h: New file.
226 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
229 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
232 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
234 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
236 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
238 * configure.in (--enable-new-gxx-abi): New option.
239 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
240 * Makefile.in (GXX_ABI_FLAG): New variable.
241 * configure: Regenerate.
243 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
245 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
246 * tm.texi (FORCE_STRUCT_BLK): Document.
247 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
249 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
251 * config/ns32k/ns32k.md: Revert Jan 9 change.
253 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
254 to a mode-test, if the predicate is address_operand.
256 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
258 * combine.c (if_then_else_cond): Be careful about what kinds
259 of RTL expressions are passed to operand_subword.
261 * flow.c (split_edge): If we have to insert a new jump, make
262 sure to associate it with a basic block.
264 * flow.c (commit_one_edge_insertion): A block with one successor
265 can end in a JUMP_INSN that is not a simplejump.
267 2000-01-12 Robert Lipe <robertl@sco.com>
269 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
270 (BUILD_VA_LIST_TYPE): Define.
271 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
274 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
276 * cccp.c (do_pragma): Add cast to (char *).
278 2000-01-12 Richard Henderson <rth@cygnus.com>
279 Fred Fish <fnf@be.com>
280 Jason Merrill <jason@cygnus.com>
282 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
283 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
284 * i386/beos-elf.h, i386/beos-pe.h: New files.
286 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
287 * cross-make (SYSTEM_HEADER_DIR): Define using
288 CROSS_SYSTEM_HEADER_DIR.
290 * gcc.c (LIBRARY_PATH_ENV): Provide default.
291 (process_command): Use it.
292 (main): Likewise. Kill trailing = from env vars.
293 (build_search_list): Put it back.
294 * collect2.c (main): Use LIBRARY_PATH_ENV.
296 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
297 * toplev.c: Use NEED_DECLARATION_ENVIRON.
299 * tm.texi (Frame Layout): Document SMALL_STACK.
300 * c-common.c (c_common_nodes_and_builtins): Check it.
302 * system.h: Undef alloca after including glibc's <stdlib.h>,
303 if USE_C_ALLOCA is defined.
305 * gcc.c (set_input): New fn.
306 (main): After all input files are compiled, reset the input file
309 * aclocal.m4 (rindex, index): If already defined, don't attempt
312 * ginclude/varargs.h: (__va_list__): Define ifndef.
313 * ginclude/stdarg.h: Likewise.
315 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
316 instead of unsigned char.
318 * hash.h (true, false, boolean): Undef before enum.
320 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
321 proper type of "HOST_WIDE_INT *", rather than their natural type of
322 "unsigned HOST_WIDE_INT *".
324 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
328 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
330 * regclass.c (choose_hard_reg_mode): Likewise.
332 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
334 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
336 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
338 * c-common.c: PROTO -> PARAMS.
339 * c-common.h: Likewise.
340 * c-decl.c: Likewise.
341 * c-iterate.c: Likewise.
342 * c-lang.c: Likewise.
345 * c-parse.in: Likewise.
346 * c-pragma.c: Likewise.
347 * c-pragma.h: Likewise.
348 * c-tree.h: Likewise.
349 * c-typeck.c: Likewise.
350 * objc/objc-act.c: Likewise.
351 * objc/objc-act.h: Likewise.
353 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * m88k-protos.h: New file.
357 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
360 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
364 * tekXD88.h: Likewise.
366 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
368 * m68k-protos.h: New file.
370 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
373 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
375 * mot3300.h: Likewise.
377 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
379 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
381 (extract_bitlist): Declare bitlen.
383 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
385 * cccp.c: Accept and ignore -lang-fortran.
387 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
388 qualifiers don't match at any level of pointerness.
390 2000-01-12 Robert Lipe <robertl@sco.com>
392 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
394 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
396 * reload1.c (reload_reg_unavailable): New static variable.
397 (reload_reg_free_p): Test it.
398 (reload_reg_free_for_value_p): Test it instead of
400 (choose_reload_regs_init): Compute it.
402 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
404 * reorg.c (fill_slots_from_thread): Check modified_in_p
407 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
409 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
410 these nodes even if INTERNALS is not set.
412 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
414 * gcse.c (delete_null_pointer_checks_1): Cope when
415 get_condition cannot determine the condition.
417 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
419 * toplev.h (set_message_length): Declare.
421 * diagnostic.c (obstack_chunk_alloc): Define macro.
422 (obstack_chunk_free): Likewise.
423 (struct output_buffer): New data structure.
425 (output_maximum_width): New variable.
426 (doing_line_wrapping, set_message_length, init_output_buffer,
427 get_output_prefix, output_space_left, emit_output_prefix,
428 output_newline, output_append, output_puts, dump_output,
429 vbuild_message_string, build_message_string, build_location_prefix,
430 voutput_notice, output_printf, line_wrapper_printf,
431 vline_wrapper_message_with_location): New functions. Implement
432 automatic line wrapping.
433 (v_message_with_decl): Make it handle automatic line wrapping.
434 (v_error_with_file_and_line): Likewise.
435 (v_warning_with_file_and_line): Likewise.
436 (announce_function): Likewise.
437 (default_print_error_function): Likewise.
439 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
441 * cpplib.h (struct cpp_options): Change lang_asm to char.
443 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
444 done in cpp_handle_option now.
445 (initialize_builtins): Take out special case code used only by
447 (cpp_handle_option): Turn off trigraphs and trigraph warnings
448 if -traditional. Recognize -lang-fortran and set
449 lang_fortran, also turn off cplusplus_comments.
450 (print_help): Document -lang-fortran.
451 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
452 lang_asm. Ignore all directives other than `# 123 "file"' if
454 (cpp_get_token): If -traditional, don't recognize directives
455 unless the # is in column 1.
456 (parse_string): If lang_fortran or lang_asm, silently
457 terminate strings ('' or "") at end of line.
458 Remove unnecessary braces.
460 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
461 Richard Henderson <rth@cygnus.com>
463 * resource.c (mark_referenced_resources): Mark a set strict_low_part
465 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
466 strict_low_part when possible.
468 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * alias.c: PROTO -> PARAMS.
471 * basic-block.h: Likewise.
472 * bitmap.c: Likewise.
473 * bitmap.h: Likewise.
474 * builtins.c: Likewise.
475 * c-aux-info.c: Likewise.
476 * caller-save.c: Likewise.
479 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * Makefile.in (toplev.o): Depend on regs.h.
483 * output.h (tdesc_section): Prototype.
485 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
487 * sdbout.c: Include "tm_p.h".
489 * toplev.c: Include "regs.h".
491 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
493 * unroll.c (unroll_loop): Add EH support.
495 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * pa-protos.h: New file.
499 * pa.c: Include recog.h and tm_p.h.
500 (compute_zdepwi_operands, compute_movstrsi_length,
501 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
502 find_addr_reg, import_milli): Add static prototypes.
503 (pa_cpu_string, pa_arch_string): Constify a char*.
504 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
505 (read_only_operand): Add argument `mode'.
506 (singlemove_string, output_move_double, output_fp_move_double,
507 output_block_move, output_and, output_ior, output_ascii,
508 remove_useless_addtr_insns, milli_names, output_mul_insn,
509 output_div_insn, output_mod_insn, output_arg_descriptor,
510 output_cbranch, output_bb, output_bvb, output_dbra, ,
511 output_millicode_call, output_call, hppa_encode_label,
512 output_parallel_movb, output_parallel_addb): Constify a char*.
513 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
514 (output_parallel_addb): Remove extra arg to `constrain_operands'
516 * pa.h: Move all prototypes to pa-protos.h.
517 (pa_cpu_string, pa_arch_string): Constify a char*.
518 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
520 * pa.md: Call `function_label_operand' with mode argument.
521 Likewise for `read_only_operand'.
522 Fix nesting of parens in call to `symbolic_operand'.
524 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * i860-protos.h: New file.
528 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
531 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
535 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
537 * i386.md (movstrsi expander): Rewrite.
538 (movstrsi_1 insn): Deleted.
539 (strmovhi, strmovqi expander): New expanders.
540 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
541 * i386.c (x86_single_stringop): New global variable.
542 * i386.h (x86_single_stringop): Declare.
543 (TARGET_SINGLE_STRINGOP): New macro.
545 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
547 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
548 integer vararg POSTINCREMENT before the destination of the jump
549 for the hard fp case.
550 (function_arg_pass_by_reference): Pass a copy of CUM to
553 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
554 for CONSTANT_ADDRESS_P above while loop for subreg.
556 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
558 * flow.c (propagate_block): When a prologue/epilogue insn
559 is marked dead, unconditionally clear libcall_is_dead and
560 insn_is_dead, and only dump rtl if warnings aren't being
563 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
565 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
566 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
567 (FIXED_REGISTERS): Set dirflag as fixed.
568 (CALL_USED_REGISTERS): Set dirflag as used.
569 (REG_ALLOC_ORDER): Set dirflag as last one.
570 (DIRFLAG_REG): New macro.
571 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
572 (HI_REGISTER_NAMES): Add dirflag.
573 (DEBUF_PRINT_REG): Handle dirflag.
574 * i386.md (type attribute): New cld and str types.
575 (length_opcode attribute): Set cld and str to 1.
576 (memory attribute): Set str to unknown - it is not clear from the
578 (pent_np function unit): Prefixed string operations takes 12 cycles
579 minimally; cld takes 2 cycles.
580 (ppro_uops attribute): Str is "many" and cld is "few".
581 (ppro_p0 unit): Handle cld here.
582 (k6_alux unit): Handle cld and str types.
583 (k6_load unit): It is ocupied by str opcodes.
584 (k6_store unit): It is ocupied by str opcodes.
585 (athlon_decode): Str is vector decoded.
586 (athlon_ieu): Handle str and cld.
588 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
589 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
590 cmpstrsi_nz_1 insn): Do not output cld instruction
592 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
594 * gcc.texi (G++ and GCC): Add Java and Chill.
595 (Bug Critera): Don't list languages.
597 * gcc.texi (Incompatibilities): No longer claim most C compilers
600 * gcc.texi (G++ and GCC): Update other front-ends list.
602 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
604 * i386.c (ix86_expand_setcc): Fix typo.
605 (ix86_expand_movcc): Similarly.
607 * Band-aid until haifa's bitset implementation is nuked.
608 * haifa-sched.c (extract_bitlst): New parameter for size of the
609 bitset in bits. All callers changed. Avoid looking at undefined
611 (edgeset_bitsize): New variable.
612 (schedule_region): Initialize edgeset_bitsize.
614 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
616 * Makefile.in (optabs.o): Depend on real.h
617 (resource.o): Depend on insn-attr.h
619 * builtins.c (result_vector): Wrap prototype in macro conditions
620 governing definition and use.
622 * c-common.c: Include tm_p.h.
626 * elfos.h: Constify a char*.
628 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
629 (get_attr_length, shorten_branches, profile_after_prologue): Mark
630 parameter with ATTRIBUTE_UNUSED.
632 * fold-const.c (exact_real_inverse): Wrap variable `i' in
635 * haifa-sched.c (schedule_insns): Mark parameter with
638 * optabs.c: Include real.h.
640 * real.h (ereal_atof): Add prototype arguments.
642 * resource.c: Include insn-attr.h.
644 * sdbout.c (sdbout_queue_anonymous_type,
645 sdbout_dequeue_anonymous_types): Wrap in macro
646 SDB_ALLOW_FORWARD_REFERENCES.
647 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
650 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
652 * stupid.c: Include tm_p.h.
654 * tree.c (real_value_from_int_cst): Mark parameter with
657 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * i960-protos.h: New file.
661 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
664 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
666 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
668 * combine.c (expand_field_assignment): Do not discard SUBREGs
669 while computing nonzero_bits.
671 2000-01-09 Nick Clifton <nickc@cygnus.com>
673 * config/arm/arm.c: Fix compile time warnings about signed vs
675 * config/arm/arm.h: Fix compile time warnings about signed vs
678 2000-01-09 Philip Blundell <philb@gnu.org>
680 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
681 than `ldm' with only one register.
682 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
685 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
688 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
690 * config/ns32k/ns32k.md (load or push effective address): Operand 1
693 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
695 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
696 assignment used as truth value.
698 * function.c (assign_temp): Mark parameter `dont_promote' with
699 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
700 PROMOTE_FOR_CALL_ONLY.
702 * genrecog.c (write_subroutine): Mark variable `operands' with
705 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
708 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
709 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
711 * toplev.c (note_deferral_of_defined_inline_function): Likewise
714 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
716 * config/c4x.h: Tidy up comments.
717 * config/c4x.c: Likewise.
719 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
721 * fold-const.c (lshift_double, rshift_double): Handle
722 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
724 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
726 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
727 in prepare_function_start().
729 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
731 * config/v850/v850.c (expand_epilogue): Interrupt functions no
732 longer allocate extra stack for function calls.
734 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
736 * config/c4x/c4x.md (*subqf3_set): Fix typo.
738 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
740 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
742 2000-01-07 David Edelsohn <edelsohn@gnu.org>
744 * rs6000.c (processor_target_table): Add power3 as alias for 630.
745 * aix43.h: Revert Aug 2 change.
746 (HAS_INIT_SECTION): Define, not visible yet.
747 (LD_INIT_SWITCH): Define, not visible yet.
748 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
750 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
752 * collect2.c (main): Expand ld2 size further.
753 (export_object_lst): Cast assignment to avoid warning.
754 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
755 (scan_prog_file, COFF): Do not collect initialization or
756 finalization functions generated for entire shared object if
757 init/fini support present.
759 2000-01-07 Nick Clifton <nickc@cygnus.com>
761 * config/elfos.h: Tidy up formatting of marcos. Make sure
762 that .section directives are always prefixed by a tab.
764 * config/svr4.h: Add #include "elfos.h" and remove duplicate
767 2000-01-07 Matt Austern <austern@sgi.com>
769 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
772 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
774 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
776 (crtbegin.o, s-crtS): Likewise.
778 2000-01-06 Richard Henderson <rth@cygnus.com>
780 * alpha.md (adddi_2+1): Limit offset such that it will be
781 loadable with a single ldah+lda pair.
782 (adddi_2+2): Explicitly fail split if we can't make it work.
784 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
786 * protoize.c: Conditionally include unistd.h.
787 (IS_SAME_PATH_CHAR): New macro.
788 (IS_SAME_PATH): New macro.
789 (CPLUS_FILE_SUFFIX): New macro.
790 (cplus_suffix): New static variable.
791 (is_abspath): New static function.
792 (in_system_include_dir): Handle DOS style pathnames.
793 (file_could_be_converted): Likewise.
794 (file_normally_convertible): Likewise.
795 (directory_specified_p): Likewise.
796 (file_excluded_p): Likewise.
798 (shortpath): Likewise.
799 (referenced_file_is_newer): Likewise.
800 (save_def_or_dec): Likewise.
801 (do_processing): Likewise.
803 (edit_file): Likewise. Use rename instead of link.
804 (rename_c_file): Likewise. Don't rename syscalls file.
805 (munge_compile_params): Define null device for DOS based systems.
806 (process_aux_info_file): Use binary mode if appliable.
807 (edit_file): Likewise.
808 * invoke.texi (Running Protoize): Document C++ suffixes used.
810 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
811 IS_DIR_SEPARATOR macros.
812 * collect2.c: Likewise.
813 * cppinit.c: Likewise.
814 * dwarf2out.c: Likewise.
817 * prefix.c: Likewise.
819 * toplev.c: Likewise.
820 * system.h: And move to here.
822 * prefix.c (update_path): Fix typo in variable name.
824 2000-01-06 Richard Henderson <rth@cygnus.com>
826 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
827 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
828 (count_reg_sets_1, count_reg_references): Likewise.
829 (flow_loops_level_compute): Start counting actual loop depth at 1.
830 (flow_loops_find): Likewise.
831 * local-alloc.c (update_equiv_regs): Likewise.
832 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
834 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
836 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
837 FIRST_PSEUDO_REGISTER
838 * dwarf2out.c: Don't include frame.h
839 * dwarfout.c: Likewise
840 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
843 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
845 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
848 * i386.c (movsf splitter): Fix typo in my last checkin.
850 2000-01-05 Nick Clifton <nickc@cygnus.com>
852 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
853 own definition of this macro.
854 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
855 flag_data_sections or UNIQUE_SECTION_P are true.
857 * tm.texi (UNIQUE_SECTION): Document that it can be called for
858 unitialised data decls.
860 * config/i386/winnt.c (i386_pe_unique_section): Cope with
861 being called for uninitialised data.
863 * config/i386/interix.c (i386_pe_unique_section): Cope with
864 being called for uninitialised data.
866 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
867 for uninitialised data.
869 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
870 for uninitialised data.
872 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
873 for uninitialised data.
875 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
876 (UNIQUE_SECTION_P): Always generate a unique section if
877 flag_data_sections is true.
878 (UNIQUE_SECTION): Also generate unique sections for
880 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
881 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
884 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
886 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
889 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
891 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
892 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
893 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
894 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
895 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
897 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
899 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
901 * c-decl.c (finish_enum): Simplify code to determine minimum and
902 maximum values of the enum, and calculate the type. Remove check
903 for FUNCTION_DECLs in the values list, which cannot happen. Replace
904 the DECL_INITIAL of each enumeration constant with a copy converted
905 to the enumeration type. When updating variant types, don't bother
906 updating the type itself.
908 * c-typeck.c (build_binary_op): Simplify conditional expressions
909 when weeding out spurious signed-unsigned warnings. Add new
910 spurious warning category: if the unsigned quantity is an enum
911 and its maximum value fits in signed_type(result_type). Update
913 (build_conditional_expr): Warn here if one alternative is signed
914 and the other is unsigned.
916 2000-01-05 Nick Clifton <nickc@cygnus.com>
918 * config/fr30/fr30.h: Remove extraneous comments.
920 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
922 * reload1.c (choose_reload_regs): When disabling a reload, also
923 set reload_spill_index to -1.
925 2000-01-04 Joel Sherrill (joel@OARcorp.com>
927 * configure.in (m68*-*-rtemscoff*): New target, formal name for
929 (m68*-*-rtemself*): New target.
930 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
931 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
932 (sparc*-*-rtemself*): New target.
933 (sparc*-*-rtems*): Now elf not a.out.
934 * config/i386/rtems.h: Include config/rtems.h.
935 * config/i386/rtemself.h: Include config/rtems.h.
936 * config/i960/rtems.h: Include config/rtems.h.
937 * config/m68k/rtems.h: Include config/rtems.h.
938 * config/m68k/rtemself.h: Include config/rtems.h.
939 * config/mips/rtems64.h: Include config/rtems.h.
940 * config/pa/rtems.h: Include config/rtems.h.
941 * config/rs6000/rtems.h: Include config/rtems.h.
942 * config/sh/rtems.h: Include config/rtems.h.
943 * config/sh/rtemself.h: Include config/rtems.h.
944 * config/sparc/rtems.h: Include config/rtems.h.
945 * config/sparc/rtemself.h: Include config/rtems.h
947 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
949 * final.c (shorten_branches): Correctly compute length of
950 asms without operands.
952 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
954 * configure.in: Add pj target.
955 * configure: Regenerate.
956 * config/pj: New directory.
957 * config/pj/lib1funcs.S: New file.
958 * config/pj/linux.h: New file.
959 * config/pj/pj.c: New file.
960 * config/pj/pj.md: New file.
961 * config/pj/pjl.h: New file.
962 * config/pj/t-pj: New file.
963 * config/pj/xm-pj.h: New file
965 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
967 * toplev.c (rest_of_compilation): Run shorten-branches before
970 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
972 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
973 macros so that they're consistent with their names.
974 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
975 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
977 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
979 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
980 modified inadvertently.
982 2000-01-04 Joel Sherrill <joel@OARcorp.com>
984 * configure.in (v850*-*-rtems*): New target.
985 * configure: Regenerate.
986 * config/v850/rtems.h: New file.
988 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
990 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
991 (__gthread_key_create): Likewise.
992 (__gthread_key_dtor): Likewise.
993 (__gthread_once): Fix logic.
994 (__gthread_key_delete): Cast away constness.
996 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
997 * invoke.texi: Document.
998 * i386/mingw32.h (CPP_SPEC): Use.
999 (LIBGCC_SPEC): Likewise.
1000 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
1002 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1004 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
1005 (HANDLE_PRAGMA_PACK): Undefine.
1006 (SLOW_UNALIGNED_ACCESS): Define.
1008 2000-01-04 David Edelsohn <edelsohn@gnu.org>
1010 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1011 to default definition.
1012 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
1013 (store_fixed_bit_field): Call macro with word_mode and alignment.
1014 (extract_bit_field): Call macro with relevant mode and alignment.
1015 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
1016 to default definition.
1017 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
1019 (move_by_pieces_ninsns): Likewise.
1020 (clear_by_pieces): Likewise.
1021 (emit_push_insn): Likewise.
1022 (store_field): Call macro with relevant mode and alignment.
1023 (expand_expr): Likewise.
1024 (expand_expr_unaligned): Likewise.
1026 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
1027 (SLOW_UNALIGNED_ACCESS): Define.
1028 (CASE_VECTOR_MODE): Always use 32-bit offsets.
1029 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
1030 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
1031 (toc_section): Likewise and .toc pseudo-op.
1032 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
1034 (TEXT_SECTION_ASM_OP): Likewise.
1035 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
1038 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
1039 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
1040 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
1041 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
1042 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
1044 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
1046 * regclass.c: Revert my Jan 4 change to loop cost computation.
1048 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1050 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
1053 2000-01-04 Stan Cox <scox@cygnus.com>
1055 * haifa-sched.c (build_control_flow): Change unreachable simple
1056 loop test to check if current block has only one predecessor.
1057 (find_rgns): Initialize degree. Use dest as degree index, not src.
1059 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1061 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
1063 * calls.c (expand_call): Likewise for
1064 `old_stack_arg_under_construction'.
1066 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
1068 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
1071 * gcc.c (execute): Likewise for `ut' and `st'.
1073 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
1075 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
1077 * jump.c (jump_optimize_1): Likewise for `temp2'.
1079 * local-alloc.c (block_alloc): Likewise for `r1'.
1081 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
1083 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
1084 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
1086 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
1089 * reload.c (find_reloads): Likewise for `goal_alternative_number'
1090 and `goal_earlyclobber'.
1092 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
1094 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
1096 * stupid.c (stupid_life_analysis): Likewise for `chain'.
1098 * unroll.c (copy_loop_body): Likewise for `copy'.
1100 * varasm.c (output_constructor): Likewise for `byte'.
1102 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1104 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
1105 all FP constants for constant->reg moves.
1106 (ix86_split_to_parts): Try to convert memory address into immediate
1107 when available in the constant pool.
1108 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
1110 (LEGITIMATE_CONSTANT_P): Return 1.
1111 * i386.md (pushsf): New splitter to convert constant pool memory
1112 reference to immediate.
1113 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
1116 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
1118 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
1119 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
1120 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
1121 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
1122 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
1124 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
1126 * ginclude/stdbool.h: Support compilation as C++.
1128 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1130 * fold-const.c (make_range): Don't try to reverse an unbounded range.
1132 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
1134 * regclass.c (regclass): Properly compute loop_cost. Adjust
1137 * regclass.c: Fix minor whitespace problems.
1139 2000-01-03 Anthony Green <green@cygnus.com>
1141 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
1142 Restore the pic register if required.
1144 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
1146 * c-common.c (format_char_info): Update comment.
1147 (check_format_info): Recognize 'z' modifier in the same way 'Z'
1148 was recognized. Emit warning for formats new in ISO C99 only
1149 if flag_isoc9x is not set.
1151 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
1153 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
1155 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
1157 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
1158 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
1159 (make_compound_operation): Choose cheaper alternative between
1160 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
1162 * regclass.c (op_costs): Remove global variable.
1163 (record_reg_classes): New parameter "op_costs" and "reg_pref".
1164 (record_operand_costs): Break out from ...
1165 (scan_one_insn): ... here.
1166 (dump_regclass): Make dumps nicer.
1167 (regclass): Dump preferrences choosed and changes done during passes.
1169 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1171 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
1173 2000-01-03 Jakub Jelinek <jakub@redhat.com>
1175 * config/sparc/sparc.c (gen_df_reg): New function.
1176 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
1177 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
1178 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
1179 movtf_cc_reg_sp64+1): Use it.
1181 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1183 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
1186 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
1188 * config/i386/i386.c (ix86_expand_unary_operator): Function
1189 definition made void.
1190 (ix86_expand_binary_operator): Update outdated preceding comment.
1191 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
1194 * config/i386/i386.c (override_options): Fix option-name typo.
1196 2000-01-02 Mark Mitchell <mark@codesourcery.com>
1198 * system.h (CEIL): Define.
1199 * builtins.c (CEIL): Remove.
1200 * expmed.c (CEIL): Likewise.
1201 * expr.c (CEIL): Likewise.
1202 * stor-layout.c (CEIL): Likewise.
1204 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1206 * expr.c (store_constructor_field): Fix typo introduced with last
1209 2000-01-01 Mark Mitchell <mark@codesourcery.com>
1211 * tree.h (BINFO_N_BASETYPES): New macro.
1213 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
1215 * expmed.c (emit_store_flag): Prevent losing a pending stack
1216 adjust the same way we prevent losing queued increments.
1218 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1220 * function.c (update_temp_slot_address): Handle case where sum of
1221 temporary address plus offset in register is a valid address.
1223 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1225 * genrecog.c (change_state) Corrected typo.
1227 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
1230 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
1231 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
1233 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
1235 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
1236 case, expand GT comparisons correctly. Fix a comment before this
1239 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
1241 * dwarfout.c: Include "frame.h"
1242 * dwarf2out.c: Likewise.
1243 * Makefile.in (dwarfout.o): Depend on frame.h
1244 (dwarf2out.o): Likewise.
1246 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
1248 Restore i386 binary compatibility in Dwarf EH info.
1249 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
1250 value of FIRST_PSEUDO_REGISTER.
1251 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
1252 (struct frame_state): Use DWARF_FRAME_REGISTERS.
1253 * dwarfout.c (output_reg_number): Ditto.
1254 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
1255 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
1257 1999-12-29 Bruce Korb <autogen@linuxbox.com>
1259 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
1260 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
1261 (<hack>_RE_CT): not needed
1262 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
1263 rewritten to scan the file text once only
1264 "template<..." test added
1265 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
1266 (is_cxx_header): declaration added
1267 * fixinc/fixtests.c(is_cxx_header): removed
1268 (apply_fix_p_t): removed
1269 (double_slash_test): is_cxx_header is only called once now
1270 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
1271 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
1272 within the templates.
1273 The borken spelling of "broken" was fixed.
1274 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
1275 The default level depends on FIXINC_DEBUG.
1277 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
1280 Otherwise provide a declaration for atexit.
1281 (init_dummy): Make sure dummy call to atexit is nevertheless
1282 called with correct number of args.
1284 * frame.c: Update comments referring to other files.
1286 * libgcc2.c: Likewise.
1288 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1290 * cse.c (free_element, get_element): Remove unused prototypes.
1292 * fold-const.c (extract_muldiv): Initialize variables `op0' and
1295 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
1298 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
1300 * configure.in,configure: case arm for mn10200-*-* now sets
1301 float_format=i32 so that float.h will correctly claim "double"
1302 to be 32 bits. Ran autoconf to generate configure from .in file.
1304 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
1306 * pa.md (conditional zero): If op1 is a register, force it into
1307 the same register as op0.
1309 1999-12-28 Mark Mitchell <mark@codesourcery.com>
1311 * tree.h (BINFO_BASETYPES): Improve documentation.
1313 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1315 * configure.in (--enable-checking): Use a more portable `for'
1318 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1320 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
1321 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
1323 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
1326 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
1327 Delete descriptions.
1329 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
1330 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
1331 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
1332 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
1333 xm-svr4.h: Remove all instances of sys_siglist handling.
1335 1999-12-27 Jakub Jelinek <jakub@redhat.com>
1337 * config/sparc/sparc.md (cmp_zero_qi,
1338 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
1339 cmp_zero_extendqidi2_andcc_set): New patterns.
1341 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
1343 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
1344 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
1345 (fpgnulib.c, xfgnulib.c): Add rules.
1346 * m68k/t-mot3300-gas: Likewise.
1348 1999-12-27 Ian Lance Taylor <ian@zembu.com>
1350 * configure.in: Avoid [[ by using test and changequote. Add
1351 changequote required by 1999-12-14 change.
1352 * configure: Rebuild.
1354 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
1356 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
1358 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
1360 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
1361 * flow.c (find_use_as_address): Likewise.
1362 * function.c (fixup_var_refs_1): Likewise.
1363 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
1364 * jump.c (invert_exp, redirect_exp): Likewise.
1365 * loop.c (replace_call_address): Likewise.
1366 (count_nonfixed_reads): Likewise.
1367 * rtlanal.c (modified_between_p): Likewise.
1368 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
1369 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
1370 * unroll.c (remap_split_bivs): Likewise.
1372 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1374 * diagnostic.c (v_message_with_decl): Use .* format specifier
1375 instead of building the format specifier width manually.
1377 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
1378 determining whether to provide a prototype. Remove the
1379 sys_siglist clause in the conditional.
1381 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1383 * fold-const.c (operand_equal_p): Use memcmp to compare string
1385 Suggested by D. J. Bernstein
1387 1999-12-17 Jakub Jelinek <jakub@redhat.com>
1389 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
1390 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
1392 * config/mips/mips.h (TARGET_64BIT): Likewise.
1393 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
1394 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
1395 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
1396 dsps. Give routines proper names if SI/DI modes are not used.
1397 * longlong.h: Use DWunion instead of DIunion.
1399 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
1401 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
1402 GC_CHECKING, GC_ALWAYS_COLLECT.
1403 * configure.in: Allow --enable-checking with an argument
1404 listing check modes to enable.
1405 * config.in, configure: Rebuilt.
1406 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
1407 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
1408 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
1409 ENABLE_GC_ALWAYS_COLLECT.
1410 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
1412 * tree.h, tree.c: Change ENABLE_CHECKING to
1413 ENABLE_TREE_CHECKING throughout.
1415 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1417 * fold-const.c (fold_truthop): Properly check for FP RHS.
1419 1999-12-24 Mark Mitchell <mark@codesourcery.com>
1421 * toplev.h (note_deferall_of_defined_inline_function): Declare.
1422 * toplev.c (note_deferral_of_defined_inline_function): New
1423 function, split out from ...
1424 (rest_of_compilation): ... here. Use it.
1426 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1428 * expr.c (store_constructor): Don't call clear_storage if size is
1431 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1433 * Makefile.in (toplev.o): Depend on loop.h.
1435 * dwarfout.c: Include tm_p.h.
1437 * emit-rtl.c (restore_emit_status): Mark parameter with
1440 * final.c (final_scan_insn): Likewise.
1442 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
1443 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
1444 flow_depth_first_order_compute, flow_loop_pre_header_find,
1445 flow_loop_tree_node_add, flow_loops_tree_build,
1446 flow_loop_level_compute, flow_loops_level_compute,
1447 flow_loop_outside_edge_p): Add prototypes.
1448 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
1450 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
1451 Mark with ATTRIBUTE_NORETURN.
1453 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
1455 * local-alloc.c (no_conflict_p): Likewise.
1457 * loop.c (insert_bct): Hide definitions of variables with hidden
1459 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
1461 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
1462 with ATTRIBUTE_UNUSED.
1463 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
1464 (reg_scan): Likewise.
1466 * reload.c (find_reloads): Remove unused variables `changed'.
1468 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
1470 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
1471 Remove unused variable `insn'.
1473 * toplev.c: Include loop.h.
1474 (report_file_and_line): Remove unnecessary prototype.
1476 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
1478 * unroll.c (biv_total_increment): Likewise.
1480 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1482 * reload1.c (emit_input_reload_insns): Restore old behaviour
1483 wrt. 'special' reloads.
1485 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
1487 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
1488 hash.h. (cse.c): Don't depend on hashtab.h.
1490 * cse.c: Don't include hashtab.h.
1491 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
1493 * ggc-simple.c: Don't include hash.h.
1495 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
1497 * dwarf2out.c (add_abstract_origin_attribute): Call
1498 gen_abstract_function on our function context.
1500 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
1502 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
1504 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1506 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
1509 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1511 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
1512 constraints to "a!r".
1514 1999-12-21 Mark Mitchell <mark@codesourcery.com>
1516 * Makefile.in (calls.o): Depend on function.h.
1517 (alias.o): Likewise.
1519 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
1521 * reload1.c (emit_reload_insns): Break out code and variables into...
1522 (input_reload_insns, other_input_address_reload_insns,
1523 other_input_reload_insns, input_address_reload_insns,
1524 inpaddr_address_reload_insns, output_reload_insns,
1525 output_address_reload_insns, outaddr_address_reload_insns,
1526 operand_reload_insns, other_operand_reload_insns,
1527 other_output_reload_insns): ... new static variables, and...
1528 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
1529 do_output_reload): ... new functions.
1531 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1533 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
1535 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1537 * md.texi: Add c4x constraints documentation.
1539 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
1541 * config/i386/dgux.c (struct option): Rename to
1542 lang_independent_option.
1543 (struct m_options): Add description field.
1544 (output_options): Rename option type, add sep declaration, output
1545 ix86_cpu_string and ix86_arch_string only if set.
1546 (output_file_start): Rename option type.
1548 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
1550 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
1552 (libgcc2.a): Similarly.
1554 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
1556 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
1557 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
1558 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
1560 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
1562 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
1563 Remove redundant initialization of "frexpon" and "expon".
1565 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1567 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
1569 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
1570 (store_constructor_field, expand_expr): Pass new arg.
1572 1999-12-20 Mark Mitchell <mark@codesourcery.com>
1574 * Makefile.in (explow.o): Depend on function.h.
1576 * stor-layout.c (set_sizetype): Fix typo.
1578 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
1580 * function.c (cfun): Renamed from current_function. All users
1582 * function.h (cfun): Rename declaration as well.
1584 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
1585 to be of type regset_head, not regset. All users changed by adding
1587 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
1589 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1591 * config/c4x/rtems.h: New file.
1593 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
1595 * reload1.c (spill_failure): Take class of failed reload as argument
1596 and print it. Caller changed.
1598 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1600 * rs6000.h (SUBTARGET_DEFAULT): New macro.
1601 (TARGET_SWITCHES): Allow subtargets to default switches.
1602 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
1604 1999-12-18 Mark Mitchell <mark@codesourcery.com>
1606 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
1609 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
1611 * cccp.c (main): Define __STDC_VERSION__ as necessary.
1612 * cppinit.c (cpp_handle_option): Likewise.
1614 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
1615 determine when to define.
1617 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
1619 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
1620 cmove with mismatched test and data modes.
1622 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
1624 * c-typeck.c (c_expand_start_case): Don't warn for long switch
1627 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1629 * alias.c: Minor reformatting.
1632 * stor-layout.c: Likewise.
1633 * fold-const.c: Likewise.
1634 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
1635 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
1637 (size_int_wide): Cache nodes even if garbage collecting.
1638 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
1639 of SAVE_EXPR has no side effects.
1640 * cse.c: Move a comment.
1641 * tree.c: Minor reformatting.
1642 (int_size_in_bytes): Return -1 if constant overflows.
1644 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1646 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
1648 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
1650 * objc/objc-parse.c: Regenerate. This file must be rebuilt
1651 after any change to c-parse.in, even if objc-parse.y didn't
1654 1999-12-18 David S. Miller <davem@redhat.com>
1656 * toplev.c (rest_of_compilation): Restore BLOCK tree
1657 reconstruction and branch shortening changes lost in
1658 December 18th change.
1660 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
1662 * config/arm/linux-elf.h: Change all instances of
1663 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
1664 * config/arm/uclinux-elf.h: Likewise.
1666 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
1668 * toplev.c (notice, vmessage, v_message_with_file_and_line,
1669 v_message_with_decl, file_and_line_for_asm,
1670 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
1671 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
1672 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
1673 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
1674 pfatal_with_name, fatal_io_error, need_error_newline,
1675 last_error_function, last_error_tick, announce_function,
1676 default_print_error_function, print_error_function,
1677 report_error_function, fnotice, error_with_file_and_line,
1678 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
1679 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
1680 warning_with_decl, warning_for_asm, warning, pedwarn,
1681 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
1683 (compile_file): Use fnotice instead of notice. Adjust call.
1685 * diagnostic.c: New file.
1687 * Makefile.in (OBJS): Include diagnostic.o
1688 (diagnostic.o): Define dependence.
1690 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1692 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
1695 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1697 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
1699 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
1701 * fixtests.c (is_cxx_header): New fn, split out of
1703 (else_endif_label): Allow "#endif // comment" in C++ headers,
1704 as determined by is_cxx_header.
1705 * fixfixes.c (else_endif_label_fix): Update comment.
1706 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
1708 * genfixes: Correct double thinko in commandline parsing.
1709 * hackshell.tpl: Generate correct sh syntax for bypass
1712 * inclhack.def (all): Whenever an inserted preprocessor
1713 conditional is split over multiple lines, use double
1714 backslashes in this file so the fixed header will be readable.
1716 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
1717 and add bypass entry for correct version of this header.
1718 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
1719 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
1721 (hpux8_bogus_inlines): New fix, split from...
1722 (ultrix_atof_param) ... here.
1723 (math_expression): Add bypass entry keyed to glibc comment
1724 indicating the problem has been dealt with; disable
1725 unnecessary sed operations; update commentary.
1726 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
1727 add select and bypass entries, simplify shell operation.
1728 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
1730 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
1731 ultrix_atof_param): Add select entry.
1732 (stdio_va_list, sunos_mather_decl): Add bypass entry.
1733 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
1734 comments with the fixes they describe.
1736 * c-parse.in (string action): Do not warn about ANSI string
1737 concatenation in system headers. Affects C parser only.
1738 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
1740 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1742 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
1743 compiling libgcc2 the macro depends always on arch cpp defines.
1745 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
1747 * loop.c (insert_loop_mem): Don't record MEMs from inside
1750 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
1752 * regclass.c (regclass): Do not use flowgraph when not optimizing.
1754 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
1755 notes too, create one when replacement failed, attempt to simplify
1757 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
1760 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1762 * crtstuff.c (__dso_handle): Declare.
1763 (__cxa_finalize): Likewise.
1764 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
1767 * invoke.texi: Document -fuse-cxa-atexit.
1769 * tree.h (ptr_type_node): Document.
1770 (const_ptr_type_node): Likewise.
1772 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1774 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
1775 (optimize_reg_copy_2): Likewise.
1776 (optimize_reg_copy_3): Likewise.
1777 (fixup_match_2): Likewise.
1778 (regmove_optimize): Likewise.
1779 (fixup_match_1): Liekwise.
1781 * i386.md (HI to SImode promoting splitters): Rewrite.
1782 (pushsf mem peep2): New.
1783 (testhi to andhi peep2): Remove.
1784 * i386.h (x86_promote_QImode): New.
1785 (TARGET_PROMOTE_QImode): New.
1786 (PREDICATE_CODES): Add promotable_binary_operator.
1787 * i386.c (x86_promote_QImode0: New.
1788 (promotable_binary_operator): New.
1789 * i386-protos.h (promotable_binary_operator): New.
1791 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
1793 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
1795 1999-12-16 Mark Mitchell <mark@codesourcery.com>
1797 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
1798 * function.c (insert_block_after_note): Remove.
1799 (retrofit_block): Likewise.
1800 (identify_blocks): Fix indentation.
1801 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
1802 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
1803 * function.h (insert_block_after_note): Remove prototype.
1804 (retrofit_block): Likewise.
1805 * integrate.c (expand_inline_function): Don't call
1806 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
1807 just expand_start_bindings. Use the block_map to remap old
1808 NOTE_BLOCKs to new ones.
1809 (integrate_decl_tree): Keep track of remapped blocks.
1810 * integrate.h (struct inline_remap): Add block_map.
1811 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
1812 NOTE_BLOCK on the notes.
1813 (expand_start_bindings): Rename to ...
1814 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
1815 (expand_end_bindings): Set NOTE_BLOCK.
1816 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
1817 reconstruct the BLOCK tree.
1818 * tree.h (expand_start_bindings): Macroize. Call ...
1819 (expand_start_bindings_and_block): New function.
1821 1999-12-16 Jakub Jelinek <jakub@redhat.com>
1823 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
1824 to match the format.
1826 1999-12-16 David S. Miller <davem@redhat.com>
1828 * expr.c (emit_move_insn_1): Only emit clobbers if one of
1829 the outputs is a SUBREG.
1830 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
1833 * config/sparc/sparc.c (epilogue_renumber): Add default case
1836 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1838 * toplev.c (rest_of_compilation): Run branch shortening after
1841 * regclass.c (loop_depth): Remove
1842 (scan_one_insn): Do not handle LOOP_NOTE insns.
1843 (regclass): Go through basic blocks and set loop_cost
1845 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
1847 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
1849 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1851 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
1852 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
1853 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
1855 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
1857 * loop.c (insert_loop_mem): Ignore memory clobbers.
1859 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
1862 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
1864 * profile.c: Remove redundant #include "output.h".
1866 * h8300.md (HImode preinc peephole): Fix typo.
1868 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1870 * function.c (retrofit_block): Abort if we don't find a suitable insn.
1871 (insert_block_after_note): Abort if we don't have a previous block.
1872 Remove FN parameter.
1873 * function.h: Adjust.
1875 1999-12-15 Mark Mitchell <mark@codesourcery.com>
1877 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
1878 argument more than once.
1880 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1882 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
1884 1999-12-15 Jakub Jelinek <jakub@redhat.com>
1886 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
1888 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1890 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
1891 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
1892 update stack_alignment_needed.
1893 (prepare_function_start): Initialize stack_alignment_needed
1894 * function.h (struct function): Add field stack_alignment_needed.
1896 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1898 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
1899 Handle live_throughout / dead_or_set instead of live_before /
1901 (save_call_clobbered_regs): Get register livenessinformation from
1902 chain->live_throughout.
1903 (add_stored_regs): New function.
1904 (insert_restore, insert_save): Add restored / saved registers to
1906 * global.c (reg_dies): New parameter chain.
1907 (reg_becomes_live): Third parameter is regs_set now.
1908 Changed all callers.
1909 (reg_dies): New parameter chain. Changed all callers.
1910 (build_insn_chain): Set live_throughout instead of
1911 live_before / live_after.
1912 * reload.h (struct insn_chain): Replace members live_before /
1913 live_after with live_throughout / dead_or_set.
1914 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
1915 instead of live_before / live_after.
1916 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
1917 (order_regs_for_reload, find_reg, finish_spills): Likewise.
1918 (choose_reload_regs_init): Likewise.
1919 * stupid.c (current_chain, find_clobbered_regs): Delete.
1920 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
1921 instead of chain->live_before / chain->live_after.
1922 (mark_hard_ref): New function.
1923 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
1925 1999-12-15 David S. Miller <davem@redhat.com>
1927 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
1929 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1931 * flow.c (calculate_loop_depth): Make global, remove prototype,
1932 rewrite to use new loop infrastructure.
1933 (find_basic_block): Remove calculate_loop_depth call.
1934 * toplev.c (rest_of_compilation): Call find_basic_block.
1935 * output.h (calculate_loop_depth): Declare.
1937 * flow.c (dump_flow_info): Dump loop_depth.
1938 (flow_loops_nodes_find): Increase loop_depth for basic block in the
1940 (flow_loops_find): Initialize the loop_depth for each basic block.
1942 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
1944 * tree.c (decl_function_context): Handle virtual functions.
1946 * tlink.c (scan_linker_output): Don't look in demangled name when
1947 looking for linker output keywords.
1949 * dwarfout.c (output_type): We can defer namespace-scope classes.
1951 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
1953 * regclass.c (record_reg_classes): Update comment for merging
1954 register class preferences in reg->reg copies. Tighten conditions
1955 for merging register class preferences in reg->reg copies.
1957 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
1959 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
1961 1999-12-14 Geoff Keating <geoffk@cygnus.com>
1963 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
1964 (INIT_SECTION_ASM_OP): Delete.
1965 (FINI_SECTION_ASM_OP): Delete.
1966 (STARTFILE_SPEC): Define to hold just crtbegin.o.
1968 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
1970 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
1971 the abstract origin wasn't emitted.
1973 * dwarf2out.c (class_scope_p): New fn.
1974 (gen_subprogram_die): Use it.
1975 (gen_variable_die): Use it. Tweak logic.
1976 (gen_struct_or_union_type_die): Check context_die to determine
1977 if we're function-local.
1978 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
1980 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
1982 * loop.c (check_dbra_loop): Can't reverse a biv that has
1985 1999-12-14 Nick Clifton <nickc@cygnus.com>
1987 * config/arm/arm.c: Add support for -mcpu=arm720 command line
1990 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1992 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
1993 for givs made from biv increments.
1995 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
1997 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
1998 * alpha.c (override_options): Recognize -mcpu=ev67.
1999 * alpha.h (CPP_CPU_EV67_SPEC): New.
2000 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
2001 (EXTRA_SPECS): Update.
2003 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
2005 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
2006 appropriate for -lang-c89 and -std=*.
2007 * cppinit.c (cpp_handle_option): Likewise.
2008 (new_pending_define): New, split out from cpp_handle_option.
2009 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
2010 or enable trigraphs for -ansi/-std=*.
2012 * ginclude/stdarg.h (__va_copy): New.
2013 (va_copy): Don't define for C89.
2015 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
2017 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
2018 for long long multiply-accumulate.
2020 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2022 * regclass.c (scan_one_insn): Set loop_cost to 1 when
2023 optimizing for size.
2025 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2027 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
2028 if something changed. Back out that part of yesterday's changes.
2030 * loop.c (loop_max_reg): New static variable.
2031 (loop_optimize): Initialize it. Eliminate one unnecessary call to
2033 (scan_loop): Call reg_scan_update whenever we may have added new
2034 registers, and update loop_max_reg.
2036 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2038 * regclass.c (record_reg_classes): Do not do the copying preferrencing
2039 when source does not die.
2041 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
2043 1999-12-14 Jakub Jelinek <jakub@redhat.com>
2045 * config/sparc/linux64.h (TARGET_LIVE_G0,
2046 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
2048 * config/sparc/linux.h (TARGET_LIVE_G0,
2049 TARGET_BROKEN_SAVERESTORE): Likewise.
2050 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
2051 TARGET_BROKEN_SAVERESTORE): Likewise.
2053 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
2054 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
2056 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
2057 as sparc64 block profiling register.
2058 * config/sparc/sparc.c (sparc_override_options): Allow block
2059 profiling with -m32.
2060 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
2062 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
2063 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
2064 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
2066 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
2068 * config/sparc/sparc.h: Likewise.
2069 * config/sparc/xm-sysv4-64.h: Likewise.
2070 * config/float-sparc.h: Likewise.
2071 * glimits.h: Likewise.
2072 * longlong.h: Likewise.
2074 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
2075 (ASM_IDENTIFY_GCC): Remove.
2077 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
2079 * combine.c (combine_simplify_rtx): Don't make shared rtl.
2080 (simplify_logical): Likewise.
2082 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2084 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
2085 * cppfiles.c (INO_T_EQ): Likewise.
2087 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
2089 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
2090 * i386/mingw32.h (LIB_SPEC): Likewise.
2091 (STARTFILE_SPEC): Likewise.
2092 * i386/uwin.h (LIB_SPEC): Likewise.
2093 (STARTFILE_SPEC): Likewise.
2095 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
2096 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
2098 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
2100 * combine.c (combine_simplify_rtx): Fix order of checks for
2101 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
2103 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
2105 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
2106 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
2108 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2110 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
2112 * regclass.c (inv_reg_alloc_order): New array.
2113 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
2115 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
2116 counted_for_groups, counted_for_nongroups. Add fields rld and
2118 * reload.c (push_secondary_reload): Don't set nongroup field of
2120 (push_reload): Likewise.
2121 (find_reloads): Delete code to compute nongroup fields.
2122 * reload1.c (reload_insn_firstobj): New static variable.
2123 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
2125 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
2126 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
2127 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
2129 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
2131 (struct hard_reg_n_uses): Deleted.
2132 (potential_reload_regs): Deleted.
2133 (init_reload): Initialize spilled_pseudos and pseudos_counted.
2134 (reload): Don't try to allocate reload registers if we already know
2135 we have to make another pass. Call select_reload_regs. Free memory
2136 starting with reload_firstobj when starting another pass.
2137 Don't allocate spilled_pseudos.
2138 (calculate_needs_all_insns): Call copy_reloads for an insn that
2139 needs reloads; don't call calculate_needs.
2140 (spill_cost): New static array.
2141 (used_spill_regs_local): New static variable.
2142 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
2143 to compute potential_reload_regs.
2144 (find_reload_regs): Completely rewritten to use find_reg.
2145 (allocate_reload_reg): Don't test counted_for_groups or
2146 counted_for_nongroups. Lose NOERROR arg and code to give an error;
2148 (choose_reload_regs): Add fallback code that uses the existing
2149 register allocation from find_reload_regs.
2151 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
2153 * flow.c (create_edge_list): Cast xmalloc return value.
2155 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
2157 * doprnt.c: Remove incorrect comment closure.
2159 * cse.c: Fix a few minor whitespace goofs.
2161 1999-12-13 Don Bowman <don@pixstream.com>
2163 * mips/vxworks.h: Fix problem with comment termination.
2164 (EXTRA_SECTIONS): Add in_sbss.
2165 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
2167 1999-12-12 David S. Miller <davem@redhat.com>
2169 * cse.c (struct cse_reg_info): Add hash_next member,
2170 reorder rest of struct for better packing on 64-bit
2172 (cse_reg_info_tree): Kill.
2173 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
2174 REGHASH_FN): New custom pow2 hash mechanism.
2176 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
2177 use a pow2 hash table.
2178 (get_cse_reg_info): Rework to use new REGHASH.
2179 (new_basic_block): Likewise, use HASH_SIZE, and inline
2181 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
2182 and inline free_element call.
2183 (lookup_as_function, insert, flush_hash_table, invalidate,
2184 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
2185 invalidate_for_call, use_related_value, find_comparison_args,
2186 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
2187 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
2190 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
2192 * cse.c (cse_basic_block): Free qty_table consistently.
2194 1999-12-12 David S. Miller <davem@redhat.com>
2195 Jakub Jelinek <jakub@redhat.com>
2197 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
2198 SUBREGs by hand, gen the appropriate hard reg directly.
2199 (movtf reg/mem split): Likewise and alter_subreg on destination
2201 (movtf mem/reg split): Similarly.
2202 (movdf_cc_sp64): Rename from hidden pattern.
2203 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
2204 (movtf_cc_sp64, following split): New pattern and splitter.
2205 (movdf_cc_reg_sp64): Rename from hidden pattern.
2206 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
2208 (movtf_cc_reg_sp64, following split): New pattern and splitter.
2210 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
2212 * loop.c (load_mems): Don't hoist written floating point mem
2215 1999-12-12 Mark Mitchell <mark@codesourcery.com>
2217 * except.h (struct eh_queue): Add `next' pointer.
2218 (struct eh_status): Make x_ehqueue a pointer.
2219 (push_ehqueue): Declare.
2220 (pop_ehqueue): Likewise.
2221 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
2223 (expand_fixup_region_end): Likewise.
2224 (expand_leftover_cleanups): Likewise.
2225 (push_ehqueue): Define.
2226 (pop_ehqueue): Likewise.
2227 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
2228 than doing it inline.
2229 (expand_start_all_catch): Adjust now that ehqueue is a
2231 (mark_eh_queue): Mark all level of the queue.
2232 (mark_eh_status): Adjust now that ehqueue is a
2234 (init_eh_for_function): Allocate ehqueue.
2235 (free_eh_status): Free it.
2236 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
2237 expansion for a fixup.
2239 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2241 * gthr-single.h (__gthread_active_p): Add prototype arguments.
2243 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
2244 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
2245 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
2246 function_ptr, getpagesize, __enable_execute_stack,
2247 __enable_execute_stack, __clear_insn_cache,
2248 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
2249 _cleanup, _exit, __default_terminate, __terminate_func,
2250 __terminate, __empty, __throw, new_eh_context,
2251 eh_context_initialize, eh_context_static, eh_context_specific,
2252 get_eh_context, __get_eh_context, __get_eh_info,
2253 init_reg_size_table, eh_threads_initialize,
2254 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
2255 __unwinding_cleanup, throw_helper, __throw, __rethrow,
2256 __pure_virtual): Add prototype arguments.
2257 (__bb_exit_func): Cast a sizeof to long when comparing against one.
2258 Cast a signed value to unsigned long when comparing against one.
2259 (new_eh_context): Wrap in _GTHREADS macro.
2260 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
2262 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
2263 (throw_helper): Initialize variables `handler_p' and `pc_p'.
2265 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2267 * combine.c (record_promoted_value): Remove unused variable
2270 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
2272 * global.c (record_conflicts): Likewise for `j'.
2274 * genoutput.c (output_insn_data): Don't unnecessarily cast away
2277 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2279 * i386-protos.h (output_387_binary_op, output_fix_trunc,
2280 output_fp_compare): Constify a char*.
2282 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
2284 (override_options, ix86_comp_type_attributes, print_operand,
2285 output_387_binary_op, output_fix_trunc, output_fp_compare):
2287 (ix86_sched_reorder): Mark parameter `clock_var' with
2290 * i386.h (DEBUG_PRINT_REG): Constify a char*.
2292 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
2294 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
2295 operand, for use in the Java front-end.
2297 1999-12-10 Ben Collins <bcollins@debian.org>
2299 * configure.in: Fix typo for "-64" in 64bit as check.
2300 * configure: Rebuilt.
2302 1999-12-10 Jakub Jelinek <jakub@redhat.com>
2304 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
2307 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * c-parse.in (string): With -Wtraditional, warn if ANSI string
2310 concatenation is utilized.
2312 * invoke.texi (-Wtraditional): Document it.
2314 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2316 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
2317 Cast a ptrdiff_t to long and pass it to printf with %ld.
2319 1999-12-10 Geoff Keating <geoffk@cygnus.com>
2321 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
2322 68881, we have no 68881 registers at all.
2323 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
2324 value in a 68881 register if it is available.
2326 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
2328 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
2329 for long long multiply-accumulate.
2331 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
2333 * loop.c (insert_loop_mem): Undo last change.
2335 1999-12-10 David S. Miller <davem@redhat.com>
2337 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
2339 * config/sparc/sparc-protos.h: Add them.
2340 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
2341 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
2342 constraints which use those helpers.
2343 (EXTRA_CONSTRAINT): Use this new macro.
2344 * md.texi: Update sparc target constraints documentation.
2345 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
2346 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
2347 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
2348 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
2349 (movsf high/lo_sum split): Rework for new patterns.
2350 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
2352 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
2354 * c-common.c (c_common_nodes_and_builtins):
2355 Create __builtin_ptrdiff_t and __builtin_size_t.
2357 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
2359 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
2361 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2363 * regclass.c (globalize_reg): Re-instate test that allows
2364 fixed registers to be declared as a variable even after functions
2367 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2369 * i386.md (cpu attribute): Add "athlon".
2370 (athlon_decode): New attribute.
2371 (Athlon scheduling units definitions): New.
2372 (fcmp and shld patterns): Set athlon_decode to "vector".
2373 * i386.c (athlon_cost): New.
2375 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
2376 x86_use_sahf): Set for Athlon.
2377 (x86_use_fiop): Unset for Athlon.
2378 (override_options): Define Athlon alignments and "athlon" name.
2379 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
2380 * i386.h (TARGET_ATHLON): New.
2381 (enum processor_type): Add PROCESSOR_ATHLON.
2382 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
2384 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
2386 1999-12-09 Andreas Jaeger <aj@suse.de>
2388 * loop.c (record_biv): Declare parameter as int.
2390 * config/i386/i386-protos.h: Declare long_memory_operand.
2392 1999-12-09 Mark Mitchell <mark@codesourcery.com>
2394 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
2395 EXPR_WITH_FILE_LOCATION.
2397 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2399 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
2402 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
2404 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
2407 1999-12-09 Jakub Jelinek <jakub@redhat.com>
2409 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
2410 default on linux64 again.
2411 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
2412 models for multilibing.
2413 * genmultilib: Accept | as alternative separator within a set in
2416 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
2418 * calls.c (precompute_arguments): Make sure initial_value contains
2419 value pseudo which CSE expects.
2420 * cse.c (struct set): New entry orig_src.
2421 (cse_insn): Set it early on entry, use it for libcall EQUIV note
2424 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
2426 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
2428 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
2430 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
2432 1999-12-08 Jakub Jelinek <jakub@redhat.com>
2434 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
2435 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
2437 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
2440 * longlong.h: Merge in changes from glibc.
2441 Also don't clobber %g2 register in 32bit SPARC assembly, so that
2442 -mno-app-regs libgcc can be compiled.
2443 * libgcc2.c: Add defines so that the updated longlong.h
2444 can be used in libgcc2.a. Also, make sure on most architectures
2445 (at least on all which have optimized code in longlong.h defined
2446 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
2448 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2450 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
2451 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
2452 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
2454 * configure: Rebuilt.
2456 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
2458 * alpha.c (secondary_reload_class): For !BWX, sub-simode
2459 outputs require a register.
2461 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
2463 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
2464 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
2465 functions like dptoul will be resolved.
2466 (libgcc2.a): Make sure that the object files from DPBIT are named
2467 differently (prefix `_dp') from those that would be coming from
2470 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
2472 * configure.in: When target is sparc* and tm_file contains 64,
2473 test for 64bit support in assembler. If not supported, remove
2474 sparc/t-sol2-64 from target-dependent Makefile fragments.
2475 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
2476 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
2477 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
2478 * acconfig.h (AS_SPARC64_FLAG): Added.
2479 * configure, config.in: Rebuilt.
2480 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
2481 support. Use AS_SPARC64_FLAG.
2483 1999-12-07 Jakub Jelinek <jakub@redhat.com>
2485 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
2486 suitable for holding OFmode values so that gcc works with complex
2488 (hard_64bit_mode_classes): Likewise.
2490 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
2491 so that it is actually matched.
2492 (sethi_di_medlow): Likewise.
2494 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
2495 as legitimate constant if -mvis.
2496 * config/sparc/sparc.md (movtf): Likewise.
2497 (clear_sf): Use const_double_operand.
2498 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
2500 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
2501 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
2502 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
2503 routines, _Qp_* cannot be handled like that now.
2504 (INIT_TARGET_OPTABS): Likewise.
2505 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
2506 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
2507 sparc_emit_float_lib_cmp if ARCH64 and soft float.
2508 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
2509 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
2510 divtf3, sqrttf3): New expanders.
2511 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
2512 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
2513 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
2516 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
2517 * configure: Rebuilt.
2518 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
2519 -mcpu is given and we're doing 64bit compiles.
2521 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
2523 * loop.h (struct induction): Add multi_insn_incr.
2524 * loop.c (basic_induction_var): New multi_insn_incr argument.
2525 Set it if we search back through previous insns for the biv.
2526 (record_biv): New multi_insn_incr argument; fill in struct induction.
2527 (strength_reduce): Discard an iv with multiple bivs, any of
2528 which require multiple insns to increment.
2530 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2532 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
2535 1999-12-06 David S. Miller <davem@redhat.com>
2537 * combine.c (check_promoted_subreg): Do not conditionalize this upon
2538 PROMOTE_FUNCTION_RETURN.
2540 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
2542 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
2543 and handle REG_UNUSED note on insn.
2545 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
2546 inner_mask instead of mask.
2548 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
2550 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
2551 zero if there was an error.
2553 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2555 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
2558 * longlong.h: Fix clobbers in SPARC asm statements.
2560 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
2561 valid sethi operations when TARGET_ARCH64.
2563 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
2564 always use move_by_pieces to avoid infinite recursion.
2565 (restore_fixed_argument_area): Likewise.
2567 * combine.c (check_promoted_subreg, record_promoted_value): New
2569 (combine_instructions): Use them to retain nonzero and sign bit
2570 information after SUBREGs are eliminated by optimizations in
2571 this pass if PROMOTE_FUNCTION_RETURN.
2573 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
2574 .register declaration. Don't use variables with __ prefixes.
2576 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2578 * fold-const.c (optimize_bit_field_compare): Only use one mode
2579 for both RHS and LHS in non-constant case.
2581 1999-12-06 Nathan Sidwell <nathan@acm.org>
2583 * frame.c (start_fde_sort): Only allocate erratic array, if
2584 linear one was allocated. Return allocated flag.
2585 (fde_insert): Only insert, if there's a valid array.
2586 (fde_end_sort): Split, sort and merge if linear and erratic
2587 arrays exist, else just sort linear one.
2588 (search_fdes): New function. Linear search through original fde
2590 (frame_init): Permit multiple initializations. Cope with
2592 (find_fde): Fallback on linear search, if failed to sort array.
2593 (__deregister_frame_info): Only free sorted array, if we
2596 1999-12-06 Jakub Jelinek <jakub@redhat.com>
2598 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
2600 1999-12-05 Jakub Jelinek <jakub@redhat.com>
2602 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
2604 1999-12-05 Mark Mitchell <mark@codesourcery.com>
2606 * tree.h (special_function_p): Declare.
2607 * calls.c (special_function_p): Make it global. Don't take `name'
2608 as a parameter. Fix typo in 1999-11-28 change.
2609 (expand_cal): Adjust.
2611 1999-12-04 Mark Mitchell <mark@codesourcery.com>
2613 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
2614 * tree.h (EXPR_WFL_FILENAME): Define in terms of
2615 EXPR_WFL_FILENAME_NODE.
2616 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
2618 * print-tree.c (print_note): Print TREE_PRIVATE and
2621 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
2622 the original die cannot be found.
2624 * varray.h (varray_head_tag): Add elements_used.
2625 (VARRAY_PUSH): New macro.
2626 (VARRAY_POP): Likewise.
2627 (VARRAY_TOP): Likewise.
2628 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
2630 * varray.c (varray_init): Initialize elements_used.
2631 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
2632 (INTEGRATE_H): New variable.
2633 (integrate.o): Depend on INTEGRATE_H.
2634 (unroll.o): Likewise.
2636 * function.h (insert_block_after_note): Declare.
2637 * function.c (insert_block_after_note): Split out from ...
2638 (retrofit_block): ... here.
2640 * stmt.c (expand_fixup): Fix typo in comment.
2642 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2644 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
2645 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
2646 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
2647 (regmove_optimize, fixup_match_1): Likewise.
2649 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2651 * flow.c (flow_loops_dump): Add missing argument when calling
2654 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
2655 Greg McGary <gkm@gnu.org>
2657 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
2658 (init_attributes): Add A_NO_LIMIT_STACK.
2659 (decl_attributes): Handle A_NO_LIMIT_STACK.
2660 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
2661 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
2662 Handle stack bounds checking.
2663 * flags.h (flag_stack_check): Use the word 'probe' rather than
2664 'check', because the flag doesn't actually cause any checking to
2666 * function.c (expand_function_start): Set
2667 current_function_limit_stack.
2668 * function.h (struct function): Add limit_stack.
2669 (current_function_limit_stack): Define.
2670 * invoke.texi (Code Gen Options): Document new options.
2671 * rtl.h: Declare stack_limit_rtx.
2672 * toplev.c (stack_limit_rtx): New variable.
2673 (decode_f_option): Handle new options -fstack-limit-register=REG,
2674 -fstack-limit-symbol=IDENT, -fno-stack-limit.
2675 (main): Add stack_limit_rtx as GC root.
2676 * tree.h (DECL_NO_LIMIT_STACK): New macro.
2677 (struct tree_decl): New member no_limit_stack.
2679 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
2681 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
2682 (conditional_trap+1): Get new mnemonic correct.
2683 (conditional_trap+2): New pattern for DImode traps.
2685 * config/m68k/m68k.c (output_function_prologue): Handle
2687 * config/m68k/m68k.md (trap): New insn.
2688 (conditional_trap): New insn.
2689 * md.texi (Standard Names): Document `trap' and
2691 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
2692 so a cc0 setter doesn't get emitted at some random place in the
2695 * config/i960/i960.md (trap): New insn.
2696 (conditional_trap): New expander.
2697 (conditional_trap+1, conditional_trap+2): New insns for signed
2699 * config/i960/i960.c (i960_function_prologue): Use
2700 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
2702 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
2703 Geoffrey Keating <geoffk@cygnus.com>
2705 * flags.h (warn_padded, warn_packed): Add global var decls.
2706 * toplev.c (warn_padded, warn_packed): Add global var defns.
2707 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
2708 * stor-layout.c (layout_record): Add local variable `type'
2709 to hold often-used TREE_TYPE (field). Add local variable
2710 `unpacked_align' to hold alignment that would be in force
2711 if no `packed' attribute were present. Warn if `packed' attribute
2712 is unnecessary, or even harmful. Warn when gcc inserts padding
2713 to satisfy alignment requirements of members. Use NULL_TREE
2714 when checking whether var_size is set.
2715 * invoke.texi: Document new flags.
2717 1999-12-03 Nathan Sidwell <nathan@acm.org>
2719 * frame.c (fde_split): Reimplement to avoid variable sized array.
2721 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2723 * combine.c (try_combine): Before fixing up LOG_LINKS for the
2724 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
2726 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
2728 * invoke.texi: Document the mips option -mno-crt0
2730 1999-12-02 Mike Karr <mkarr@mathworks.com>
2732 * cccp.c (argdata): Added free_ptr member.
2733 (macroexpand): Initialize free_ptr of each argument. When an
2734 argument's buffers are freed, if the argument's free_ptr corresponds
2735 to a buffer on the input stack, then return the free_ptr to that stack
2736 frame, otherwise, free it.
2737 (macarg): If an argument begins and ends on the same input stack level,
2738 then transfer the free_ptr of that buffer to the argument in case
2739 the stack is popped during the processing of a subsequent argument.
2741 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
2743 * loop.c (note_reg_stored): New function.
2744 (struct note_reg_stored_arg): New structure.
2745 (try_copy_prop): Change to be more conservative; only replace within
2746 one extended basic block and stop replacing if a store to the
2747 replacement reg is seen.
2749 1999-12-02 Nick Clifton <nickc@cygnus.com>
2751 * config/fp-bit.c: Initialise all fields of the NAN
2754 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
2757 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
2759 * i386.md (extend?f?f2): Force the input into a register, not
2762 1999-12-01 Jakub Jelinek <jakub@redhat.com>
2764 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
2766 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
2767 alternative because setting up 64bit constant is usually costly,
2768 especially when reload is in progress or completed.
2769 (movdf_const_intreg_sp64): Likewise.
2770 (movdf_const_intreg split): Fix building up constants when
2771 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
2773 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
2775 * combine.c (if_then_else_cond): Use const_true_rtx instead of
2776 const1_rtx for return values in EQ/NE comparison against (const_int 0)
2779 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
2780 (asm_file_start): Emit .am33 into assembly file when compiling for
2782 (print_operand_address): Handle POST_INC addresses.
2783 (can_use_return_insn, initial_offset): Check AM33 registers too.
2784 (expand_prologue): Check & save AM33 registers too.
2785 (expand_epilogue): Similarly.
2786 (secondary_reload_class): Handle AM33 specific secondary reloads.
2787 (output_tst): Emit efficient code for the AM33 too.
2788 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
2789 (TARGET_SWITCHES): Add -mam33 switch.
2790 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
2791 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
2792 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
2793 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
2794 (enum reg_class, REG_CLASS_NAMES): Likewise.
2795 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
2796 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
2797 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
2798 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
2799 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
2800 (HAVE_POST_INCREMENT): Define.
2801 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
2802 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
2803 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
2804 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
2805 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
2806 (zero_extend to SI from QI/HI): Likewise.
2807 (sign_extend to SI from QI/HI): Likewise.
2808 (mulsidi3, umulsidi3): New patterns for the AM33.
2809 (tstsi with zero extension from QI/HI): Add AM33 variants.
2810 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
2811 (return_internal_regs, store_movm): Handle new AM33 registers.
2812 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
2813 (LIBGCC, INSTALL_LIBGCC): Likewise.
2814 * invoke.texi: Document new flags.
2816 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2818 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
2819 (addsi3_carry): Likewise.
2820 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
2821 (sbbsi3_carry): Likewise.
2822 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
2824 (test?i_1): Ensure that only one operand is memory.
2825 (conditional move patterns): likewise.
2826 (shift and rotate patterns): Rewrite to expander, add
2827 "binary_operator_ok" to the condition.
2829 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
2830 * i386.h (procesor_costs): Add movzbl_load field.
2831 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
2832 non-Q registers, accept DImode registers anywhere.
2834 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
2835 * i386.c (*_cost): Set value for movxbl_load field.
2837 * (addsi): New add to lea splitter.
2839 (lea to add/shift peep2): New.
2841 1999-12-01 Mark Salter <msalter@cygnus.com>
2843 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
2844 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
2845 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
2847 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
2849 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
2850 * i386.md (movsi_xor): New.
2852 (movsi_1, movhi_1, movqi_1): Remove.
2853 (movsi_2): Rename to movsi_1.
2854 (movhi_2): Rename to movhi_1.
2855 (movqi_2): Rename to movqi_1.
2856 (movdi_1): Remove; remove splitter.
2857 (movdi_2): Rename to movdi_1.
2858 (divmodsi4 splitter): Do not emit clobbers for move patterns.
2859 (long move peep2): Do not create QI or HI mode mov0s
2860 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
2862 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
2865 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
2866 (abs?f2_if): Likewise.
2868 1999-11-30 Alex Samuel <samuel@codesourcery.com>
2870 * ggc.h (ggc_test_and_set_mark): New macro.
2871 (ggc_mark_rtx): Use ggc_test_and_set_mark.
2872 (ggc_mark_tree): Likewise.
2873 (ggc_mark_rtvec): Likewise.
2874 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
2876 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
2878 * dwarf2out.c (scope_die_for): Only handle types. Only search for
2880 (decl_scope_table): Just an array of trees now.
2881 (push_decl_scope): Simplify.
2882 (dwarf2out_init): Adjust.
2883 (local_scope_p): New fn.
2884 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
2885 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
2886 (gen_typedef_die): Likewise.
2887 (gen_lexical_block_die): Don't call push/pop_decl_scope.
2888 (gen_inlined_subroutine_die): Likewise.
2889 (gen_abstract_function): Set current_function_decl temporarily.
2890 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
2891 Handle block extern declarations. Don't call push/pop_decl_scope.
2892 (gen_decl_die): Fix logic for block externs.
2894 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2896 * calls.c (special_function_p): Remove `realloc' and add `strdup'
2897 to the list of functions which have attribute malloc by default.
2899 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2901 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
2902 integer constant does not match the traditional type, limit the
2903 warnings to cases where the base of the type is ten.
2905 * invoke.texi (-Wtraditional): Document it.
2907 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2909 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
2910 * rs6000.md: Only access a CONST_INT with INTVAL
2912 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
2914 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
2915 (compute_nearerout): Likewise.
2916 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
2917 size_t to unsigned long for formatting.
2919 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2921 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
2922 Allow the user to override call-used/fixed state of %g2-5
2923 registers from the command line (with the exception of %g4 for
2925 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
2926 there is a higher chance of having a leaf function.
2927 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
2928 for ARCH64 which has %ccr register.
2929 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
2931 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
2932 insn accept into delay slot any insn which does not use %[ol]
2933 registers. Accept some LO_SUM and shift left by 1 for the normal
2935 (output_function_epilogue): Likewise.
2936 (epilogue_renumber): Added argument which inhibits any renumbering
2937 and just tests if the rtx does not use any %[ol] registers.
2938 (output_return): Reflect above change.
2940 1999-11-30 Jakub Jelinek <jakub@redhat.com>
2942 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
2943 aggregate passing for sizes <= 16 bytes.
2945 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
2947 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
2948 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
2949 * reload.c (find_dummy_reload): Likewise.
2950 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
2951 * reload1.c (reload_as_needed): Likewise.
2952 * stupid.c (stupid_find_reg): Likewise.
2953 * tm.texi (Obsolete Register Macros): Delete section.
2954 * gmicro.h: Remove all traces of the two macros.
2959 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
2961 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
2962 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
2963 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
2964 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
2965 units for the sparclite86x chip.
2966 (flush): Revert October 14th change; add SImode specifically.
2967 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
2968 * invoke.texi: Document it.
2970 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
2972 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
2973 psimode_truncation_operand.
2975 * config/mn10200/mn10200.c (psimode_truncation_operand): New
2976 function. Return true if the operand is either a MEM valid
2977 for a PSImode address or not a MEM at all.
2979 * config/mn10200/mn10200.md (truncsipsi2): Use
2980 psimode_truncation_operand.
2982 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2984 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
2985 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
2986 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
2987 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
2988 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
2989 (flow_loop_level_compute, low_loops_level_compute): Likewise.
2990 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
2991 * basic-block.h: Protect from multiple inclusion.
2992 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
2993 (struct loops, struct loop): Define structures.
2994 * sbitmap.c (sbitmap_a_subset_b_p): New function.
2995 * sbitmap.h: Protect from multiple inclusion.
2996 (sbitmap_a_subset_b_p): Add prototype.
2997 * Makefile.in (LOOP_H): New macro.
2998 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
3000 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
3002 * cppinit.c (CAT): The argument list of this macro may not contain
3005 1999-11-29 David S. Miller <davem@redhat.com>
3007 Move quantity tables and register equivalence chains into
3008 per-qty and per-register structure arrays respectively.
3009 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
3010 qty_const_insn, qty_comparison_code, qty_comparison_const,
3011 qty_comparison_qty): Delete, replace with...
3012 (qty_table): this structure table.
3013 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
3014 (reg_eqv_table): this structure table.
3015 (make_new_qty): Add argument MODE. Caller updated.
3016 Update to use qty_table and reg_eqv_table.
3017 (make_regs_eqv, delete_reg_equiv, insert_regs,
3018 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
3019 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
3020 cse_process_notes, cse_main, cse_basic_block): Likewise.
3022 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3024 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
3025 operation if C is negative.
3026 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
3027 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
3028 law for some divisions if constant is negative and change other
3029 divisions to the opposite rounding.
3031 * expr.c (store_constructor_field): If bit position is not multiple
3032 of alignment of TARGET's mode, use BLKmode.
3034 * expr.c (expand_expr_unaligned): Add more code from full case
3035 that is needed when OP0 is in a register.
3037 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3039 * dwarfout.c (field_byte_offset): Size can be zero if there was
3042 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3044 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
3045 (associate_trees): Delete unused var TEM.
3046 (extract_muldiv): Delete unused var CANCEL_P.
3048 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
3049 (target_isinf, target_isnan, target_negative): Add return types to
3050 function definitions.
3052 1999-11-29 Bruce Korb <autogen@linuxbox.com>
3054 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
3055 * fixinc/hackshell.tpl: ditto
3056 * fixinc/fixtests.c(double_slash_test): more C++ header testing
3057 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
3059 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
3061 * reload.c (push_reload): When looking for a register to put into
3062 reg_rtx, make sure all hard regs in a multi-reg register are in the
3063 right class and nonfixed.
3065 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
3066 pending_read_insns, pending_write_insns, pending_read_mems,
3067 pending_write_mems, pending_list_length, last_pending_memory_flush,
3068 last_function_call, sched_before_next_call): Move static variables
3070 (bb_ prefixed versions): Replace with single array bb_deps.
3071 (struct deps): New structure.
3072 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
3073 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
3074 argument of type "struct deps *"; use that instead of global
3075 variables. All callers changed.
3076 (init_rgn_data_dependencies): Delete function.
3077 (init_rtx_vector): Delete function.
3078 (init_deps): New function.
3080 (free_pending_lists): Simplify, we always use the bb_deps array even
3081 if only one basic block.
3082 (compute_block_backward_dependences): Likewise.
3083 (schedule_region): Likewise.
3085 (propagate_deps): New function, broken out of
3086 compute_block_backward_dependences.
3087 (compute_block_backward_dependences): Use it.
3089 * alpha.md: Delete useless patterns that tried to work around
3090 register elimination problems.
3092 * unroll.c (loop_iterations): Don't abort if iteration variable
3095 From Joern Rennecke:
3096 * reload1.c (reloads_conflict): Reverse test comparing operand
3097 numbers when testing for conflict between output/outaddr reloads.
3099 1999-11-29 David S. Miller <davem@redhat.com>
3101 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
3103 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
3105 1999-11-28 Robert Lipe <robertl@cygnus.com>
3107 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
3108 table from .fini into .dtor.
3110 1999-11-28 Anthony Green <green@cygnus.com>
3112 * tree.h (struct tree_decl): Add malloc_flag.
3113 (DECL_IS_MALLOC): Define.
3114 * c-common.c (attrs): Add A_MALLOC attribute.
3115 (init_attributes): Add this attribute to the table.
3116 (decl_attributes): Handle malloc attribute.
3117 * calls.c (special_function_p): Check for the malloc attribute.
3118 * extend.texi (Function Attributes): Document malloc attribute.
3120 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
3122 * pa.md (reload shift-add patterns): Remove.
3124 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3126 * reorg.c (dbr_schedule) Print more statistics. Corrected
3127 problem when printing info when 3 delay slots are filled.
3129 1999-11-28 Jakub Jelinek <jakub@redhat.com>
3131 * combine.c (setup_incoming_promotions): Pass an outgoing
3132 regno to FUNCTION_ARG_REGNO_P which it expects.
3134 1999-11-28 Andreas Jaeger <aj@suse.de>
3136 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
3138 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
3140 * cccp.c (do_include): Avoid initialization of automatic variable.
3142 * integrate.c (mark_stores): Function definition made void, to match
3143 previous declaration.
3144 * regclass.c (dump_regclass): Ditto.
3145 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
3147 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3149 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
3150 known to be multiple of divisor.
3152 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
3154 * combine.c (try_combine): Add code to try to merge a set of a
3155 two-word pseudo to a constant with a setting of one of those words
3158 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
3159 (split_tree): Completely rework to make more general.
3160 (make_range, fold): Call negate_expr.
3161 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
3162 (fold, associate): Call new split_tree and associate_trees.
3163 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
3165 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
3167 * loop.c (try_copy_prop): Avoid GNU C extension.
3169 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3171 * except.c (init_eh_for_function): Still zero eh_return_context,
3172 eh_return_stack_adjust, and eh_return_handler.
3174 * except.h (eh_status): Adjust documentation for x_protect_list.
3175 (begin_protect_partials): New function.
3176 * except.c (enqueue_eh_entry): Fix formatting.
3177 (get_first_handler): Add consistency check.
3178 (add_partial_entry): Adjust usage of protect_list.
3179 (emit_cleanup_handler): Save and restore ehqueue.
3180 (expand_start_all_catch): Add comment.
3181 (begin_protect_partials): New function.
3182 (end_protect_partials): Adjust usage of protect_list.
3183 (init_eh_for_function): Use xcalloc.
3185 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3187 * c-common.c (check_format_info): Don't call a variadic function
3188 with a non-literal format string.
3190 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
3192 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
3193 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
3196 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
3199 * collect2.c (collect_wait): Likewise.
3201 * dbxout.c (dbxout_type): Likewise.
3203 * gcc.c (do_spec_1): Likewise.
3205 * genemit.c (gen_insn, gen_expand): Likewise.
3207 * genrecog.c (write_switch, write_subroutine): Likewise.
3209 * mips-tfile.c (catch_signal, botch): Likewise.
3211 * print-rtl.c (print_rtx): Likewise.
3213 * toplev.c (default_print_error_function, report_error_function,
3214 _fatal_insn): Likewise.
3216 1999-11-25 Mark Mitchell <mark@codesourcery.com>
3218 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
3220 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3222 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
3223 operations when needed.
3224 * i386.md (fop_?f_comm): New.
3225 (fop_?f_1): Do not accept commutative operands.
3227 1999-11-25 Andreas Jaeger <aj@suse.de>
3229 * config/mips/mips.md (casesi_internal): Add missing brace.
3231 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
3233 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
3234 (splice_child_die): Handle moving a child DIE from the declaration
3235 DIE of a class to its specification.
3236 (gen_struct_or_union_type_die): Use 'complete' consistently.
3237 (gen_decl_die): Generate the virtual context DIE first.
3238 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
3240 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
3242 * config/mips/mips.md (call_value_multiple_interanal1): New.
3244 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
3246 * dwarf2out.c (free_AT, free_die): New fns.
3247 (remove_children): Call them.
3248 (output_line_info): Disable removal of duplicate notes.
3250 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
3251 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
3252 means pretend the type isn't defined.
3253 Don't defer emitting types.
3254 (gen_type_die_for_member): New fn.
3255 (gen_decl_die): Call it.
3256 (splice_child_die): New fn.
3257 (gen_member_die): Call it rather than generate duplicate dies.
3259 Defer emitting information for the abstract instance of an inline
3260 until we either inline it or emit an out-of-line copy.
3261 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
3262 from output_inline_function if DECL_ABSTRACT is also set.
3263 (block_ultimate_origin): Likewise.
3264 (gen_abstract_function): New fn.
3265 (gen_decl_die, gen_inlined_subroutine_die): Call it.
3266 (gen_subprogram_die): An abstract instance is not a declaration
3267 just because it doesn't match current_function_decl. Don't abort
3268 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
3269 has an abstract origin.
3270 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
3271 abstract instance here.
3273 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
3275 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
3276 where we need to reload fpul from a system register.
3278 1999-11-24 Andreas Jaeger <aj@suse.de>
3280 * config/mips/linux.h (CPP_PREDEFINES): Added.
3281 (LINK_SPEC): Remove -Y since this is only needed on sparc.
3283 1999-11-24 Andreas Jaeger <aj@suse.de>
3285 * config/mips/linux.h (TARGET_VERSION): Added.
3286 (HANDLE_SYSV_PRAGMA): Added.
3287 (DEFAULT_VTABLE_THUNKS): Added.
3289 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3291 * local-alloc.c (qty): New structure and static variable.
3292 (qty_phys_reg): Remove, all references changed to qty.
3293 (qty_n_refs): Likewise.
3294 (qty_min_class): Likewise.
3295 (qty_birth): Likewise.
3296 (qty_death): Likewise.
3297 (qty_size): Likewise.
3298 (qty_mode): Likewise.
3299 (qty_n_calls_crossed): Likewise.
3300 (qty_alternate_class): Likewise.
3301 (qty_changes_size): Likewise.
3302 (qty_first_reg): Likewise.
3303 (alloc_qty): Rename variable QTY to QTYNO.
3304 (finf_free_reg): Likewise.
3305 (local_alloc): Allocate qty, do not allocate the removed variables.
3307 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
3309 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
3310 when -membedded-pic is passed.
3312 * config/mips/mips.md (casesi): Handle 64-bit case too.
3313 (casesi_internal_di): New insn.
3315 * config/mips/mips.c (embedded_pic_offset): Always make the
3316 embedded-pic subtractions relative to the name of the current
3317 function by use of the magic string "..CURRENT_FUNCTION".
3318 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
3320 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
3322 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
3323 of (const_int 0), when what we really care about is
3324 whether it's a zero constant anyway.
3325 (div_trap_mips16): Likewise.
3327 1999-11-23 Mark Mitchell <mark@codesourcery.com>
3329 * loop.c (loop_optimize): Always find_loop_tree_blocks and
3330 unroll_block_trees when generating debuggable code.
3332 * tree.h (unsave_expr_1): New function.
3333 (lang_unsave): New variable.
3334 (get_callee_fndecl): New function.
3335 * tree.c (unsave_expr_now_r): New function.
3336 (lang_unsave): Define.
3337 (unsave_expr_1): Likewise.
3338 (unsave_expr_now_r): Split out from unsave_expr_now.
3339 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
3340 call unsave_expr_now_r.
3341 (get_callee_fndecl): Define.
3343 * Makefile.in (gencheck): Don't depend on lang_tree_files.
3344 (gencheck.o): Do depend on lang_tree_files.
3346 * integrate.h (copy_decl_for_inlining): New declaration.
3347 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
3348 (copy_decl_for_inlining): New function.
3349 (integrate_parm_decls): Use it.
3350 (integrate_decl_tree): Likewise.
3352 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
3354 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
3355 the second two from the first.
3356 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
3357 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
3358 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3360 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
3361 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
3364 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
3366 * pa.md (call_internal_symref, call_value_internal_symref): No mode
3367 needed on the address operand.
3368 * pa.c (call_operand_address): Check for the correct mode.
3370 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
3372 * loop.c: Include "basic-block.h".
3373 (try_copy_prop, replace_loop_reg): New functions.
3374 (load_mems): Detect registers that just hold copies of the hoisted
3375 mem, and call try_copy_prop to eliminate them.
3376 * Makefile.in (loop.o): Update dependencies.
3378 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
3380 * Makefile.in (gencheck.o): Depend on gencheck.h.
3381 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
3382 (insn-peep.o): Depend on except.h and function.h.
3383 (insn-attrtab.o): Depend on RECOG_H.
3384 (insn-output.o): Depend on toplev.h and flags.h.
3385 (gengenrtl.o): Depend on real.h.
3386 (gen-protos.o): Depend on cpplib.h and cpphash.h.
3387 Unify all dependencies to be on RECOG_H rather than recog.h.
3389 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3391 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
3392 * configure.in: Try building a bi-arch 32/64-bit compiler on
3393 sparc-*-solaris2.7 and higher.
3394 * configure: Rebuild.
3396 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
3398 * config/freebsd.h: New, FreeBSD architecture independent file.
3399 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
3401 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
3402 directly by i386/freebsd.h.
3403 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
3404 independent configuration file.
3405 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
3406 directly by i386/freebsd.h.
3407 * configure: Rebuilt.
3409 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
3410 which is in the user's namespace.
3411 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
3412 `i386' which is not in our namespace.
3414 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
3416 * invoke.texi (ARM Options): Add in -mno-alignment-traps
3418 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3420 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
3421 (add_dwarf_attr, add_child_die): Just push onto the front.
3422 (reverse_die_lists): New fn.
3423 (add_sibling_attributes): Use it.
3424 (push_decl_scope): Reorganize.
3425 (add_name_and_src_coords_attributes): Don't set file and line for
3427 (gen_subprogram_die): An artificial function doesn't need to match
3429 (gen_compile_unit_die): Return the generated die. Only add
3430 AT_comp_dir if the filename is relative.
3431 (remove_AT): Simplify loop. Also free string values.
3432 (output_die): A DIE ref can't be null.
3433 (output_value_format, value_format): Take a dw_attr_ref.
3434 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
3435 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3436 AT_addr, AT_lbl): New fns.
3437 (various): Use them.
3438 (various): Constify.
3440 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3442 * combine.c (combine_simplify_rtx): When handling a SUBREG,
3443 take SUBREG_WORD into account.
3444 (if_then_else_cond): Likewise.
3446 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
3448 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
3449 clause from BSD license, pursuant with
3451 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
3453 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
3455 * loop.c (load_mems): Reformat slightly.
3456 * basic-block.h (regset_head): New typedef.
3457 (INIT_REG_SET): New macro.
3459 1999-11-22 Bruce Korb <autogen@linuxbox.com
3461 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
3462 (mips-dec-bsd*): non-functional code
3463 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
3465 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
3466 added three replacement fixes
3467 (no_double_slash): removed comments that are not (any longer) pertinent
3468 (bad_lval): this fix currently runs against many files.
3469 The comment seems to indicate that we should select for files
3470 containing 'pragma extern_prefix'.
3472 * fixinc/fixinc.x86-linux-gnu: deleted
3473 * fixinc/inclhack.sh: regen
3474 * fixinc/fixincl.x: regen
3475 * fixinc/fixincl.sh: regen
3477 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
3479 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
3480 its code is INSN and it has no notes.
3482 1999-11-22 Andrew Haley <aph@cygnus.com>
3484 * varasm.c (function_defined): Remove.
3485 (make_function_rtl): Don't set function_defined.
3486 (make_decl_rtl): Remove global register warning.
3487 * regclass.c (no_global_reg_vars): New variable.
3488 (globalize_reg): Warn if function has already been defined.
3489 (regclass_init): Set no_global_reg_vars.
3491 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
3493 * regclass.c (reg_pref): New structure and static variable
3494 (prefclass): Delete.
3496 (all uses of prefclass and altclass): Use reg_pref instead.
3498 1999-11-21 Nick Clifton <nickc@cygnus.com>
3500 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
3502 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
3503 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3504 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
3506 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
3508 * varasm.c (output_constructor): Solve problem with long long
3509 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
3511 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3513 * global.c (allocno): New structure and static variable.
3514 (allocno_reg): Remove, all references replaced by allocno.
3515 (allocno_size): Likewise.
3516 (hard_reg_conflicts): Likewise.
3517 (hard_reg_preferences): Likewise.
3518 (hard_reg_copy_preferences): Likewise.
3519 (hard_reg_full_preferences): Likewise.
3520 (regs_someone_prefers): Likewise.
3521 (allocno_calls_crossed): Likewise.
3522 (allocno_n_refs): Likewise.
3523 (allocno_live_length): Likewise.
3524 (find_reg): Rename ALLOCNO to NUM.
3526 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
3528 (may_move_out_cost): New variable.
3529 (init_reg_sets_1): Initialize may_move_out_cost.
3530 (record_reg_classes): Use may_move_out_cost.
3532 * regclass.c (dump_regclass): New function.
3533 (regclass): New parameter DUMP, call DUMP_REGCLASS.
3534 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
3535 pass rtl_dump_file to regclass.
3536 * rtl.h (regclass): Update prototype.
3538 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3540 * i386.md (neg, not and abs patterns): Revmap to use
3541 ix86_expand_unary_operator and ix86_unary_operator_ok.
3542 (add?f and sub?f expanders): Force operand 1 to register.
3543 * i386.c (ix86_expand_unary_operator): Rewrite.
3544 (ix86_unary_operator_ok): Ensure that memory operands
3546 (ix86_binary_operator_ok): Do not allow operand 1 to
3547 come into memory and operand 0 not.
3548 (ix86_expand_binary_operator): Ensure that
3549 src1 is not non-matching memory.
3551 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
3552 to support integer registers and memory.
3553 (abss?2_integer): Likewise.
3555 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
3556 (REG_CLASS_NAMES): Likewise.
3557 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
3559 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
3560 (movsf): Likewise; unify 4th and 5th alternative.
3562 (movdf_1): Likewise; rename to movdf_integer.
3563 (pushxf): Likewise; rename to pushxf_integer; fix output template;
3564 remove redundant splitter.
3565 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
3566 (movdf_nointeger): New.
3567 (movxf_nointeger): New.
3568 (pushxf_nointeger): New.
3570 * i386.md (extend?f?f): Split to expander and pattern, refuse two
3571 memory operands in patterns.
3572 (fop*): Refuse two memory operands.
3574 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
3575 on !TARGET_USE_CLTD CPUs.
3577 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
3579 * extend.texi: Document C++ restricted pointers and references.
3581 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
3583 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
3584 (invalidate_skipped_set): Call it unconditionally.
3585 (cse_set_around_loop): Likewise.
3587 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3589 * rtl.texi (mem): Add documentation for alias-set argument
3592 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3594 * i386.h (struct_processor_costs): New fields int_load, int_store,
3595 fp_move, fp_load and fp_store
3596 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
3598 (MEMORY_MOVE_COST): New macro.
3599 * i386.c (386_cost): Define new fields.
3600 (i486_cost): Likewise.
3601 (pentium_cost): Likewise.
3602 (pentiumpro_cost): Likewise.
3603 (k6_cost): Likewise.
3605 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
3606 Geoffrey Keating <geoffk@cygnus.com>
3608 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
3610 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
3613 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
3614 (TARGET_STRICT_ALIGNMENT): New macro.
3615 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
3616 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
3617 * invoke.texi (M680x0 Options): Document -mstrict-align.
3619 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
3620 Richard Henderson <rth@cygnus.com>
3622 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
3623 (ix86_split_long_move): Declare.
3624 * i386.c (split_xf, ix86_split_movdi): Remove.
3625 (ix86_split_to_parts, ix86_split_long_move): New.
3626 * i386.md (dimode move splitters): Use ix86_split_long_move.
3627 (dfmode move splitters): Likewise.
3628 (xfmode move splitters): Likewise.
3629 (movsf_1): Allow F->r.
3630 (movdf_1, movxf_1): Allow F->ro.
3632 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3634 * except.h (struct eh_entry): Add goto_entry_p.
3635 (eh_region_from_symbol): Remove prototype.
3636 * except.c (find_func_region_from_symbol): New function.
3637 (emit_cleanup_handler): Likewise.
3638 (eh_region_from_symbol): Make it static.
3639 (add_new_handler): Verify the argument.
3640 (find_func_region): Update comment.
3641 (expand_eh_region_end): Expand handlers here, rater than waiting
3642 until expand_leftover_cleanups or start_all_catch.
3643 (expand_leftover_cleanups): Don't expand here.
3644 (expand_start_all_catch): Or here.
3645 (expand_rethrow): Check the return value from find_func_region.
3646 * function.c (expand_function_end): Emit the catch_clauses.
3648 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
3650 * integrate.c (expand_inline_function): Add necessary check for NULL.
3652 1999-11-18 Nick Clifton <nickc@cygnus.com>
3654 * toplev.c (main): Correctly detect an unrecognised option.
3656 * cppinit.c (cpp_handle_option): Do not claim to have consumed
3657 a -f option if it has not been recognised.
3659 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
3661 * basic-block.h (update_life_extent): Remove trailing comma on
3662 enumeration type list.
3664 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3666 * varasm.c (output_constructor) Solved problem with long long
3667 bitfields. Corrected calculating this_time and shift. Also
3668 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
3670 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
3672 * flow.c (split_edge): Take looping structure into account when
3673 determining where to put the new block note.
3675 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
3677 * Makefile.in (ggc-none.o): Provide host specific version if
3680 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
3682 * cse.c (delete_trivially_dead_insns): Identify no-op insns
3683 containing subregs too.
3685 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3687 * invoke.texi: Add documentation for -muninit-const-in-rodata.
3688 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
3689 (TARGET_UNINIT_CONST_IN_RODATA): Define.
3690 (text_section): Add switches -munint-const-in-rodata and
3691 -mno-uninit-const-in-rodata.
3692 (ASM_OUTPUT_COMMON): Remove.
3693 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
3694 const objects should be placed in read-only data. Otherwise declare
3697 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
3699 * jump.c (jump_optimize_1): Revert last change.
3701 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
3703 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
3704 test if optimizing for size.
3706 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3708 * Makefile.in (toplev.o): Depend on except.h.
3709 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
3711 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
3713 * i386.md (divmodsi4): Rewrite to expander.
3714 (*divmodsi4_nocltd): New.
3715 (*divmodsi4_cltd): New.
3716 (divmodsi4 splitter): Handle the case when input comes in edx.
3717 (udivmodhi4): Do not use constraints in exander.
3718 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
3720 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
3722 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
3723 for the common case.
3725 1999-11-16 Jakub Jelinek <jakub@redhat.com>
3727 * explow.c (hard_function_value): Add outgoing argument.
3728 * expr.h (hard_function_value): Declare it.
3729 * calls.c (expand_call, emit_library_call_value): Update callers.
3730 * function.c (aggregate_value_p): Ditto.
3731 (diddle_return_value): Must look at the outgoing registers
3732 on archs with register windows.
3734 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
3736 * alpha.c (alpha_build_va_list): Use make_lang_type and
3737 initialize TYPE_NAME for the va_list record.
3739 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
3741 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
3743 * ggc.h (struct ggc_statistics): Rearrange elements for better
3744 packing on 64-bit hosts.
3745 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
3746 (compute_nearerout): Likewise.
3748 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
3750 * config/rs6000/rs6000.c (first_reg_to_save): Save
3751 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
3753 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
3755 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
3756 notion of nesting to find the DIE for a type or function.
3757 DIEs can go in limbo even if we got a context_die.
3758 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
3759 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
3761 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
3762 (gen_type_die): Writing out the context doesn't cause member class
3763 template instantiations to be written out as well.
3765 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
3767 * rs6000.h (ASM_OUTPUT_DEF): New.
3768 Based on proposed addition from David Edelsohn.
3770 1999-11-15 Robert Lipe <RobertLipe@usa.net>
3771 Bruce Korb <autogen@linuxbox.com>
3773 * fixinc/inclhack.def
3774 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
3775 (unixware7_byteorder_fix): added. Removes conflicts for new defs
3777 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
3778 (svr4_endian): enabled with SVR5
3779 (svr4_mkdev): simplified syntax and enabled with SVR5
3781 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
3783 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
3784 * configure: Rebuilt.
3785 * config/t-freebsd-thread: New file.
3787 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
3789 * i386.c (ix86_decompose_address): Verify the base is a REG
3790 before trying to examine its register number.
3792 * basic-block.h: Remove all #defines and prototypes related to
3794 (free_bb_mem, compute_preds_succs): Remove prototype.
3795 * rtl.h (free_bb_mem): Remove prototype.
3796 * flow.c (alloc_int_list_node); Remove function.
3797 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
3798 (compute_preds_succs, free_bb_mem): Likewise.
3799 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
3800 * toplev.c (rest_of_compilation): Likewise.
3801 * haifa-sched.c (build_control_flow): Use flow generated edge
3802 list to build the haifa specific edge list.
3803 (find_rgns): Use new CFG data structures instead of pred/succ lists.
3804 (schedule_insns): Do not build pred/succ lists anymore. Instead
3805 build the edge table.
3807 * basic-block.h (dump_bb_data): Remove declaration.
3808 * flow.c (dump_bb_data): Remove function.
3809 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
3810 (sbitmap_union_of_predsucc): Likewise.
3812 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
3813 argument. All callers changed.
3814 (delete_null_pointer_checks_1): No longer need to compute the
3817 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
3818 All callers changed.
3819 (pre_expr_reaches_here_p_work): Likewise.
3820 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
3821 * lcm.c (compute_laterin): Fix initialization of LATER.
3822 (compute_nearerout): Similarly for NEARER.
3824 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3826 * cse.c (set_nonvarying_address_components): Delete unused function.
3827 (refers_to_p): Likewise.
3829 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
3831 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
3834 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3836 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
3837 definition in do while (0).
3839 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
3841 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
3843 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
3845 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
3847 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
3849 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
3850 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
3851 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
3852 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
3854 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
3855 saved on the stack. Output more accurate stack frame statistics
3856 into assembler file.
3858 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
3860 * genextract.c (record_insn_name): New function.
3861 (get_insn_name): No longer a stub.
3862 (main): Call record_insn_name for each insn. After each label
3863 written, print the insn name in a comment.
3865 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3867 * output.h (const_section, init_section, fini_section): Add
3870 * alpha/elf.h (const_section): Delete declaration.
3872 * svr4.h (const_section): Likewise.
3874 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
3876 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
3877 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
3878 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
3880 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
3881 variable-sized array bounds.
3883 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
3885 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
3888 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3890 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
3891 addresses the same way GO_IF_LEGITIMATE_INDEX does.
3893 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3895 * cse.c (hash_arg_in_struct): Delete.
3896 (struct table_elt): Delete elt in_struct.
3897 (struct set): Delete elt src_in_struct.
3898 (merge_equiv_classes): Don't set either hash_arg_in_struct or
3899 the corresponding in_struct elts.
3900 (canon_hash): Likewise.
3901 (safe_hash): Likewise.
3902 (find_best_addr): Likewise.
3903 (record_jump_cond): Likewise.
3904 (cse_insn): Likewise.
3906 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
3908 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
3910 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
3913 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
3915 * function.c (diddle_return_value): Put back check that the DECL_RTL
3916 for the function is a register.
3918 * function.c (diddle_return_value): Use hard_function_value to
3919 get an rtx suitable for use in the USE/CLOBBER insn.
3921 * global.c (global_conflicts): Update comments.
3922 (record_conflicts): No need to record conflicts between pseudos here.
3924 1999-11-11 Bruce Korb <autogen@linuxbox.com>
3926 * fixinc/fixincl.c: Added verbose levels for status messages
3928 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3930 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
3931 operand as argument to expand_and or expand_binop.
3933 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
3935 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
3936 gcc_add_string_root.
3938 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
3940 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
3942 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
3944 * flow.c (compute_flow_dominators): Initially put all blocks on
3946 * lcm.c (compute_antinout_edge, compute_available): Similarly.
3947 * gcse.c (compute_cprop_avinout): Remove.
3948 (compute_cprop_data): Use compute_available.
3949 (delete_null_pointer_checks_1): Use compute_available.
3951 * basic-block.h (compute_available): Returns a void now.
3952 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
3953 to return a value anymore.
3954 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
3955 worklists. Fix boundary cases. Compute maximal solutions.
3956 (compute_laterin, compute_nearerout): Similarly.
3958 * dwarf2out.c (add_AT_location_description): Allow
3959 (mem (plus (pseudo) (...)) too.
3961 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
3963 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
3965 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
3966 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3968 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
3970 * gansidecl.h: Likewise.
3976 * toplev.h: Likewise.
3982 * varray.c: Likewise.
3984 * varray.h: Likewise.
3986 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
3988 * gcov.c (struct arcdata): Add hits and total, remove prob.
3989 (output_branch_counts): New.
3990 (process_args): Set output_branch_counts if -c.
3991 (calculate_branch_probs): Store hits and total instead of
3993 (output_data): Emit counts if output_branch_counts is true.
3994 * gcov.texi (Invoking Gcov): Document -c switch..
3996 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
3998 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
3999 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
4001 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
4003 * invoke.texi (C Dialect Options): Add missing builtins from
4005 * extend.texi (Other Builtins): Copy to this list.
4007 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4009 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
4010 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
4013 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
4015 * flow.c (compute_flow_dominators): No longer treat basic block 0
4016 or (n_basic_blocks - 1) specially. Clear the AUX field before
4017 starting computation of doms/pdoms. Fix initial state for pdoms.
4019 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4021 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
4022 match rtl.o's: added ggc.h and toplev.h
4023 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
4024 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
4025 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
4027 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
4029 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
4030 from HAVE_DOS_BASED_FILESYSTEM.
4031 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
4032 HAVE_DOS_BASED_FILESYSTEM.
4034 (split_directories): Only special-case DOS file names if
4035 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
4036 instead of explicit tests. Conditionalize on !VMS.
4037 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
4038 tests. Conditionalize on !VMS.
4039 (process_command): Only use make_relative_prefix if !VMS.
4040 (free_split_directories): Conditionalize on !VMS.
4041 (DIR_UP): Conditionalize on !VMS.
4043 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
4045 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
4047 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
4049 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
4052 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
4054 * invoke.texi (Environment Variables): Document relative path
4056 * gcc.c (DIR_UP): If not defined, define as "..".
4057 (standard_bindir_prefix): New static, holds target location to
4059 (split_directories): New function to split a filename into
4060 component directories.
4061 (free_split_directories): New function, release memory allocated
4062 by split_directories.
4063 (make_relative_prefix): New function, make a relative pathname if
4064 the compiler is not in the expected location.
4065 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
4066 can figure out an appropriate prefix from argv[0].
4067 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
4068 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
4069 STANDARD_BINDIR_PREFIX.
4071 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4073 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
4075 * config/c4x/c4x.h: Moved prototypes to c4x.h.
4076 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
4077 c4x_secondary_memory_needed) Delete.
4078 (fp_zero_operand): Add mode argument.
4080 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
4082 * reload1.c (reload_reg_free_for_value_p): Don't use a register
4083 that is in reload_reg_used.
4085 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
4087 * config/arm/arm-protos.h: New file: Prototypes for functions
4088 defined in arm.c and pe.c.
4089 * config/arm/arm.h: Fix compile time warnings.
4090 * config/arm/arm.c: Fix compile time warnings.
4091 * config/arm/pe.h: Fix compile time warnings.
4092 * config/arm/aout.h: Fix compile time warnings.
4094 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
4096 * config/m32r/m32r-protos.h: New file: Prototypes for functions
4099 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
4100 Add support for subtargets.
4101 Add prototypes for new predicates.
4102 Add scheduling macros.
4104 * config/m32r/m32r.c: Fix compile time warnings.
4105 (int8_operand): New predicate function.
4106 (reg_or_cmp_int16_operand): New predicate function.
4107 (extend_operand): New predicate function.
4108 (m32r_adjust_code): New scheduling function.
4109 (m32r_adjust_priorty): New scheduling function.
4110 (m32r_sched_init): New scheduling function.
4111 (m32r_sched_reorder): New scheduling function.
4112 (m32r_sched_variable_issue): New scheduling function.
4113 (direct_return): New codegen function.
4114 (m32r_not_same_reg): New rtl testsing function.
4116 * config/m32r/m32r.md: Fix compile time warnings.
4117 Add support for pre decrement and post increment memory
4122 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4124 * global.c (EXECUTE_IF_CONFLICT): Don't define.
4125 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
4126 (find_reg): Likewise.
4128 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
4130 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
4131 to avoid assembler errors.
4133 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
4135 * config/v850/v850-protos.h: New file: Prototypes for functions
4137 * config/v850/v850.h: Move prototypes to v850-protos.h
4138 * config/v850/v850.c: Move prototypes to v850-protos.h
4139 * config/v850/v850.md: Fix compile time warnings.
4141 * config/fr30/fr30-protos.h: New file: Prototypes for functions
4143 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
4144 * config/fr30/fr30.c: Fix compile time warnings.
4145 * config/fr30/fr30.md: Fix compile time warnings.
4147 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
4149 * tree.h (get_containing_scope): Declare it.
4150 * tree.c (get_containing_scope): New fucntion.
4151 (decl_function_context): Use it.
4152 * toplev.c (rest_of_compilation): Use get_containing_scope.
4154 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4156 * Makefile.in (rtl.o): Depend on toplev.h.
4158 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
4160 * cse.c (delete_trivially_dead_insns): Replace alloca with
4162 * except.c (update_rethrow_references): Likewise.
4163 (init_eh_nesting_info): Likewise.
4164 * function.c (identify_blocks): Likewise.
4165 * gcse.c (dump_hash_table): Likewise.
4166 * graph.c (print_rtl_graph_with_bb): Likewise.
4167 * loop.c (combine_movables): Likewise.
4168 (move_movables): Likewise.
4169 (count_loop_regs_set): Likewise.
4170 (strength_reduce): Likewise.
4171 * profile.c (compute_branch_probabilities): New function, split
4173 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
4174 * regclass.c (regclass): Likewise.
4175 * regmove.c (regmove_optimize): Likewise.
4176 * toplev.c (compile_file): Likewise.
4177 (main): Don't mess with the stack rlimit.
4179 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
4181 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
4182 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
4184 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
4186 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
4188 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
4190 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
4191 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
4194 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
4196 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
4198 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
4200 * gcse.c (post_dominators): Kill.
4201 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
4202 (compute_code_hoist_data): Use compute_flow_dominators. Do not
4203 pass in a pdom array since we do not need pdoms.
4204 * haifa-sched.c (schedule_insns): Similarly.
4205 * flow.c (compute_dominators): Remove dead function.
4206 (compute_flow_dominators): Do not compute doms or pdoms if the
4207 caller does not request them. Split up loop to build doms and
4208 pdoms. Use a worklist to compute doms and pdoms.
4209 * basic-block.h (compute_dominators): Remove prototype.
4211 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
4213 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
4214 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
4215 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
4216 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
4217 (cant_move, fed_by_spec_load, is_load_insn): Remove.
4218 (schedule_region): Remove unused variable.
4219 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
4221 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
4223 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
4224 (update_equiv_regs): Likewise.
4225 (block_alloc): Likewise.
4226 * reg-stack.c (reg_to_stack): Likewise.
4227 (convert_regs_2): Likewise.
4228 * reload1.c (reload_as_needed): Likewise.
4230 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
4232 * Makefile.in (dbxout.o): Depend on ggc.h.
4233 (dwarf2out.o): Likewise.
4234 (xcoffout.o): Likewise.
4235 * dbxout.c: Include ggc.h.
4236 (dbxout_init): Register lastfile as a root.
4237 * dwarf2out.c: Include ggc.h.
4238 (dwarf2out_line): Register lastfile as a root.
4239 * xcoffout.c: Include ggc.h.
4240 (xcoffout_source_line): Register xcoff_lastfile as a root.
4242 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
4244 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
4246 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
4248 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
4250 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4252 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4254 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
4255 (EXECUTE_IF_CONFLICT): Likewise.
4256 (ALLOCNO_LIVE_P): Avoid signed division.
4257 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
4258 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
4259 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
4261 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
4263 * haifa-sched.c (schedule_block): Don't crash if there's no
4264 next insn for an interblock movement.
4265 (add_branch_dependences): Don't allow clobber insns to move either.
4267 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
4269 * i386.c (split_xf): New.
4270 * i386-protos.h: Declare it.
4271 * i386.md (movxf_1): Add general regs alternatives.
4272 (movxf_1+1): New splitter for same.
4274 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
4276 * function.c (purge_addressof_1): Add missing return values.
4278 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
4280 * function.c (is_addressof): New function. Returns true if
4281 the given piece of RTL is an ADDRESSOF.
4282 (purge_addressof_1): Make boolean. Return false if the
4283 ADDRESSOFs could not be purged.
4284 (purge_addressof): If ADDRESSOFs could not be purged from the
4285 notes attached to an insn, remove the offending note(s),
4286 unless they are attached to a libcall.
4288 1999-11-05 Andreas Jaeger <aj@suse.de>
4290 * genoutput.c (null_operand =): Initialize all fields.
4292 * errors.h: Add extern to prototypes.
4294 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
4296 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
4297 * configure: Rebuilt.
4299 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4301 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
4302 (mirror_conflicts): New function.
4303 (global_alloc): Call it.
4304 (expand_preferences): Remove redundant CONFLICTP test.
4305 (find_reg, dump_conflicts): Likewise.
4306 (prune_preferences): Process conflicts one word at a time.
4308 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
4310 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
4311 instead of an explicit loop.
4313 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
4315 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
4316 if REG_RETVAL check succeeds, then put classp in src_elt.
4318 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
4320 * function.c (pad_to_arg_alignment): Only update argument_pad
4321 if the argument's alignment is greater than STACK_BOUNDARY.
4323 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
4325 * bitmap.h (BITMAP_XFREE): New.
4326 * flow.c (life_analysis): Use it.
4327 (life_analysis_1): Free blocks.
4329 * combine.c (undo_commit): New.
4330 (try_combine): Use it. Don't zap undobuf.undos.
4331 (combine_instructions): Don't zap undobuf.undos; free the
4334 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
4336 * stmt.c (cost_table_): New.
4337 (estimate_case_costs): Use it instead of xmalloc.
4339 * toplev.c (compile_file): Reuse dumpname memory instead
4342 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
4344 * reg-stack.c (convert_regs_1): Initialize target_stack->top
4345 after verifying an EH edge.
4347 * haifa-sched.c (init_rgn_data_dependences): Correctly
4348 size bb_pending_lists_length when zeroing.
4350 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
4352 * function.c (diddle_return_value): New.
4353 (expand_function_end): Use it.
4354 * stmt.c (expand_null_return): Likewise.
4355 (expand_value_return): Likewise.
4357 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
4359 * reload1.c (reload): Don't remove return value clobbers.
4361 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
4363 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
4365 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
4367 * cse.c (cse_main): Use xmalloc, not alloca.
4368 (cse_basic_block): Likewise.
4369 * local-alloc.c (local_alloc): Likewise.
4371 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
4372 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4374 * rtl.c: Include toplev.h.
4375 (fatal): Remove declaration.
4377 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
4379 * haifa-sched.c (schedule_block): Fix thinko.
4381 1999-11-03 James McKelvey <mckelvey@fafnir.com>
4383 * fixinc/fixincl.c(create_file): Allow for systems that do not have
4384 S_IR* defined values
4386 1999-11-03 Philippe De Muyter <phdm@macqel.be>
4388 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
4389 call `malloc' instead.
4391 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
4393 * flags.h (flag_renumber_insns): Declare.
4394 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
4396 * rtl.h (renumber_insns): Change prototype.
4397 * toplev.c (flag_renumber_insns): Define.
4398 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
4400 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
4402 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
4403 and fpsqrtd. Use them and create fdiv function unit to more
4404 accurately represent fpu sqrt pipeline semantics on UltraSparc.
4405 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
4407 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
4409 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
4411 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
4412 insn into ready list, do not use just a raw swap.
4414 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
4416 * rtl.h (renumber_insns): New function.
4417 (remove_unnecessary_notes): Likewise.
4418 * emit-rtl.c (renumber_insns): Define.
4419 (remove_unncessary_notes): Likewise.
4420 * toplev.c (rest_of_compilation): Remove dead code.
4421 Use renumber_insns and remove_unncessary_notes.
4423 * gcse.c (struct null_pointer_info): New type.
4424 (get_bitmap_width): New function.
4425 (current_block): Remove.
4426 (nonnull_local): Likewise.
4427 (nonnull_killed): Likewise.
4428 (invalidate_nonnull_info): Take a null_pointer_info as input.
4429 (delete_null_pointer_checks_1): New function.
4430 (delete_null_pointer_checks): Use it.
4432 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
4433 (split_edges): Likewise.
4434 (schedule_block): Likewise.
4435 (compute_block_backward_dependencies): Likewise.
4436 (schedule_region): Likewise.
4437 (schedule_insns): Likewise.
4439 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
4441 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
4442 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
4443 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
4444 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
4445 * jump.c (delete_unreferenced_labels): Don't delete if
4446 LABEL_ALTERNATE_NAME is set.
4447 * print-rtl.c (print_rtx): Dump alternate name.
4448 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
4449 * rtl.h (LABEL_ALTERNATE_NAME): Define.
4450 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
4451 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
4453 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4455 * fix-header.c (recognized_extern, recognized_function): Constify
4458 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
4459 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4460 (compute_available): Remove unused variable `last'.
4461 (compute_nearerout): Remove unused variable `temp_bitmap'.
4462 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
4463 Remove unused variable `x'.
4465 * scan.h (recognized_function, recognized_extern): Constify a
4468 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
4470 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4472 * varasm.c (decode_rtx_const): Use XSTR to access the string
4475 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
4477 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
4479 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4481 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
4483 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
4485 * pa.c (ireg_operand): New function.
4486 * pa.h (PREDICATE_CODES): Handle ireg_operand.
4487 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
4488 Fix out of date comment.
4490 * pa.md (negdi2): Turn into expander + anonymous pattern.
4492 * reload.c (find_reloads): Fix typos in recent change.
4494 * dwarf2out.c: Do not include ctype.h.
4496 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4498 * regclass.c (record_reg_classes): Always use may_move_cost when
4499 seeing how operand fits with various register classes.
4501 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
4503 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
4504 * toplev.c: Revert Nov 1 13:22 change.
4506 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
4508 * config/pa/pa.md (height reduction patterns): Add checks for
4509 overlapping operands to avoid semantic-destroying splits for
4510 height reduction patterns.
4512 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4514 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
4515 have been an hyphen, fixed.
4516 * configure: Rebuilt.
4518 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
4520 * config/arm/tpe.h: Add prototypes for exported functions.
4521 * config/arm/pe.c: Fix compile time warnings.
4522 * config/arm/semi.h: Fix compile time warnings.
4523 * config/arm/arm.c: Fix compile time warnings.
4524 * config/arm/arm.h: Fix compile time warnings.
4525 * config/arm/arm.md: Fix compile time warnings.
4526 * config/arm/thumb.c: Fix compile time warnings.
4527 * config/arm/thumb.h: Fix compile time warnings.
4528 * config/arm/thumb.md: Fix compile time warnings.
4530 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
4532 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
4535 * unroll.c (unroll_loop): Remove LOOP notes when loop is
4536 completely unrolled.
4538 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4540 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
4542 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
4544 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
4545 * rtl.h (rtx_equal_p): Move prototype.
4546 * rtl.c (rtx_equal_function_value_matters): Move from
4548 (rtx_equal_p): Likewise.
4549 * rtlanal.c (rtx_equal_function_value_matters): Delete.
4550 (rtx_equal_p): Likewise.
4552 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4554 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
4557 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
4559 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
4561 * pa.h (ADDR_VEC_ALIGN): Define.
4563 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
4564 notes when presented with "if (foo) break; end_of_loop" and
4565 the break sequence gets moved out of the loop.
4567 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
4568 Remove explicit zero initializations of entries within MAP.
4570 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
4572 * reg-stack.c (convert_regs_1): Handle EH edges specially.
4574 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
4576 * bitmap.h (BITMAP_XMALLOC): New macro.
4577 * flow.c (CLEAN_ALLOCA): Remove.
4578 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
4579 (life_analysis): Likewise.
4580 (update_life_info): Don't use CLEAN_ALLOCA.
4581 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
4582 (calculate_global_regs_live): Likewise.
4583 (print_rtl_with_bb): Likewise.
4584 (verify_flow_info): Likewise.
4585 * global.c (global_alloc): Likewise.
4586 (global_conflicts): Likewise.
4587 * integrate.c (save_for_inline_nocopy): Likewise.
4588 (expand_inline_function): Likewise.
4589 * jump.c (jump_optimize_1): Likewise.
4590 (duplicate_loop_exit_test): Likewise.
4591 (thread_jumps): Likewise.
4592 * loop.c (loop_optimize): Likewise.
4593 (combine_givs): Likewise.
4594 (recombine_givs): Likewise.
4595 * reorg.c (dbr_schedule): Likewise.
4596 * unroll.c (unroll_loop): Likewise.
4598 * combine.c (combine_instructions): Use xmalloc instead of alloca.
4600 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
4602 * toplev.c (rest_of_compilation): Don't optimize the CFG
4603 when rebuilding, just before dbr.
4605 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4607 * output.h (assemble_end_function, assemble_destructor,
4608 assemble_constructor, assemble_gc_entry, assemble_global,
4609 assemble_label, output_constant_pool) Constify a char*.
4611 * varasm.c (assemble_destructor, assemble_constructor,
4612 assemble_gc_entry, assemble_end_function, assemble_global,
4613 assemble_label, output_constant_pool): Likewise.
4615 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
4617 * config/arm/thumb.c (thumb_expand_prologue): Add comments
4618 explaining what is goin on in this function.
4620 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4622 * regclass.c (record_reg_classes): In matching case, recompute
4623 costs since the direction of movement is different.
4625 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
4627 * resource.c (mark_target_live_regs): For unconditional branches,
4628 the resources found at the branch target should be added to the
4629 resources found so far, not intersected.
4631 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
4633 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
4635 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
4636 (sys/mman.h): Include this file only if #HAVE_MMAP.
4637 (run_compiles): Initialize `esac_fmt' with one old KR string, not
4638 with automatically concatenated ANSI strings.
4640 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
4642 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
4643 (DIV_ROUND_UP): Robustify.
4644 (ggc_recalculate_in_use_p): New function.
4645 (release_pages): Don't inline it.
4646 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
4648 (ggc_pop_context): Use ggc_recalculate_in_use_p.
4649 (clear_marks): Always save in_use_p.
4650 (sweep_pages): Use ggc_recalculate_in_use_p.
4651 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
4652 Release pages before counting statistics.
4654 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
4656 * toplev.c (rest_of_compilation): Fix thinko in this change:
4658 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4660 (rest_of_compilation): If inside an inlined external function,
4661 pretend we are just being declared.
4663 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
4665 * flow.c (calculate_global_regs_live): Fix thinko.
4667 * integrate.c (expand_inline_function): Fix bugs in previous
4668 change from Oct 28, 1999.
4670 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
4672 * stmt.c (expand_value_return): Fix typo in this change:
4674 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4675 (expand_value_return): Correctly convert VAL when promoting function
4676 return; support RETURN_REG being a PARALLEL.
4678 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
4680 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
4682 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4684 * hard-reg-set.h (reg_names): Constify a char*.
4686 * regclass.c (reg_names): Likewise.
4688 * regs.h (reg_names): Likewise
4690 * a29k/a29k.c (reg_names): Delete declaration.
4692 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
4694 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
4695 arc_output_function_epilogue): Likewise.
4697 * elxsi/elxsi.c (reg_names): Likewise.
4699 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
4701 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
4704 * m88k/m88k.c (output_function_profiler): Likewise.
4706 * sparc/sparc.c (sparc_flat_output_function_prologue,
4707 sparc_flat_output_function_epilogue): Likewise.
4709 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
4711 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
4712 warning from -Wuninitialized and put it under -W.
4713 * function.c (uninitialized_vars_warning): Warn only when the
4714 corresponding flag is set.
4716 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
4718 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
4719 is nonzero and the single set does not have an elt, then assign
4722 * simplify-rtx.c: New file.
4723 * Makefile.in (OBJS): Add simplify-rtx.o
4724 (simplify-rtx.o): Add dependencies.
4725 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
4726 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
4727 (cse_gen_binary, simplify_unary_operation): Delete.
4728 (simplify_binary_operation, simplify_plus_minus): Likewise.
4729 (check_fold_consts, simplify_relation_operation): Likewise.
4730 (simplify_ternary_operation): Likewise.
4731 (delete_trivially_dead_insns): Simplify the contents of the
4732 REG_EQUAL note before trying to substitute it into the source
4733 of the reg-reg copy at the end of a libcall sequence.
4735 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
4736 references/callers changed.
4738 * mn10200.c (mn10200_va_arg): Force the return value into a
4741 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
4743 * cccp.c (macroexpand): Avoid out of range accesses for omitted
4746 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
4748 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
4750 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
4752 * fold-const.c (fold): Fix thinko when optimizing comparisons
4755 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
4757 * gcc.texi (Passes): Update front-end files to their current
4760 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
4762 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
4763 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4764 (PREDICATE_CODES): Add addition_operation.
4765 * alpha-protos.h (addition_operation): Declare.
4766 (secondary_reload_class): Likewise.
4767 * alpha.c (addition_operation): New.
4768 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
4769 * alpha.md (adddi3): Turn into expander.
4770 (*lda, *adddi_2): New.
4771 (movsf, movdf patterns): Don't preference integer regs.
4772 (movsi, movdi patterns): Don't preference fp regs.
4774 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
4776 * genrecog.c (write_switch): Check for duplicate CODE cases.
4778 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
4780 * ggc-common.c: Update pre-function commentary.
4781 * ggc-page.c: Likewise.
4783 (poison_pages): Use memset directly.
4784 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
4785 (ggc_collect): Poison before sweeping.
4786 * ggc-simple.c: Update pre-function commentary.
4787 (ggc_alloc_obj): Poison non-zeroed memory.
4789 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
4791 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
4792 match format string, even on 64-bit hosts.
4793 * gcc-page.c (ggc_page_print_statistics): Likewise.
4795 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
4797 * config/i386/i386.c (ix86_cpu): Revert last patch.
4798 * config/i386/i386.h (ix86_cpu): Ditto.
4800 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
4802 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
4803 TYPE_SIZE, convert type of result to sizetype.
4805 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
4807 * flow.c (count_or_remove_death_notes): Equate NULL with the
4810 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
4811 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
4814 * i386.c (pic_label_no): Delete.
4815 (ix86_attr_length_default): Don't use single_set to peek
4818 * recog.c (peephole2_optimize): Allow recog_next_insn to index
4819 the first insn after bb->end.
4820 * i386.md (push mem peeps): Scratch is live after evaluation
4822 (cmp mem peep): Similarly.
4824 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
4826 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
4827 * function.c (pad_to_arg_alignment): Add missing braces.
4829 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * alpha/alpha-protos.h (literal_section): Add prototype.
4832 (alpha_need_linkage, alpha_start_function,alpha_end_function):
4835 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
4837 (alpha_start_function, alpha_end_function, float_strings,
4838 alpha_need_linkage): Constify a char*
4840 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
4842 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
4844 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
4846 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
4848 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * flow.c (debug_flow_info): Add prototype.
4852 * gcc.c (main): Likewise.
4854 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
4857 * reload1.c (failed_reload, set_reload_reg): Likewise.
4859 * mips-tfile.c (main): Likewise.
4860 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
4861 with ATTRIBUTE_NORETURN.
4863 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
4865 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
4866 DECL is not a memory ref.
4868 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
4870 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
4871 * config/i386/i386.c (ix86_cpu): Add extern attribute.
4873 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
4875 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
4876 * config/mips/elf64.h: ditto.
4878 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
4880 * expr.c (emit_push_insn): New argument alignment_pad.
4881 Update all callers. Adjust stack pointer based on alignment pad.
4882 * function.c (pad_to_arg_alignment): New argument alignment_pad.
4883 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
4884 (locate_and_pad_parm): New argument alignment_pad. Update all
4886 * expr.h (emit_push_insn): Update prototype.
4887 (locate_and_pad_parm): Update prototype.
4888 * calls.c (arg_data): Add new field alignment_pad.
4889 (initialize_argument_information): Initialize alignment_pad.
4891 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
4893 * except.c (free_eh_nesting_info): Free the info itself.
4894 * function.c (free_after_compilation): Don't free NULL.
4895 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
4896 (pre_edge_insert): Free inserted.
4897 * stmt.c (free_stmt_status): Don't free NULL.
4899 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
4901 * gcov.c (DIR_SEPARATOR): Provide default.
4902 (output_data): Add test for MS-DOS format absolute filename.
4903 (fancy_abort): Correct program name.
4904 (open_files): Open all files in binary mode.
4905 * libgcc2.c (__bb_exit_func): Likewise.
4907 * profile.c (init_branch_prob): Specify binary when opening files.
4909 * flags.h (flag_unwind_tables): New decl.
4910 * toplev.c (flag_unwind_table): New definition.
4911 (f_options): Add -funwind-tables.
4912 (decode_g_option): Clarify warning when unknown -g option is given.
4913 (rest_of_compilation): If inside an inlined external function,
4914 pretend we are just being declared.
4916 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
4917 (dwarf2out_frame_finish): Likewise.
4919 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
4921 * fold-const.c (merge_ranges): If not in0, but in1, handle
4922 upper bounds equal like subset case.
4924 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
4926 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
4927 passed in a register but moved to the stack.
4929 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
4931 * gcc.c (pass_exit_codes, greatest_status): New variables.
4932 (struct option_map): Add entry for "--pass-exit-codes".
4933 (execute): Update greatest_status if error.
4934 (display_help): Add documentation for -pass-exit-codes.
4935 (process_command): Handle -pass-exit-codes.
4936 (main): Look at pass_exit_codes and greatest_status on call to exit.
4938 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4940 * reload.c (find_reloads): Refine test for no input reload
4941 case to not includes reloads emitted after insn.
4943 * function.c (find_temp_slots_from_address): Handle sum involving
4944 a register that points to a temp slot.
4945 (update_temp_slot_address): Make recursive call if both old and
4946 new are PLUS with a common operand.
4947 * calls.c (expand_call): Mark temp slot for result as having
4950 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
4952 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
4953 component as well as "BINUTILS".
4955 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
4956 * integrate.c (copy_rtx_and_substitute): Likewise.
4957 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
4958 All callers changed.
4959 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
4961 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
4962 gdb extensions, write size of type; also be more consistent
4963 in using references when this is a subtype.
4965 * pa.md (extv, extzv, insv): Use define_expand to reject constant
4966 that is out of range.
4968 * loop.c (unknown_constant_address_altered): New variable.
4969 (prescan_loop): Initialize it.
4970 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
4971 (invariant_p, case MEM): Remove handling for volatile and readonly;
4972 check new variable if readonly.
4973 (check_dbra_loop): Chdeck unknown_constant_address_altered.
4975 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
4976 (addr_affects_sp_p): Removed from note_mem_written and only
4977 define #ifdef AUTO_INC_DEC.
4979 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
4981 * regclass.c (record_reg_classes): Properly handle register move
4984 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
4985 Don't think valid if both operands are invalid.
4986 (struct constant_descriptor): New field RTL.
4987 (mark_const_hash_entry): Mark it.
4988 (record_constant{,_rtx}): Initialize it.
4989 (output_constant_def): Allocate RTL in permanent obstack and
4991 ({record,compare}_constant_1): Modes must match for
4992 CONSTRUCTOR of ARRAY_TYPE.
4994 * c-common.h (initializer_constant_valid_p): Delete decl from here.
4995 * output.h (initializer_constant_valid_p): Move decl to here.
4996 * c-common.c (initializer_constant_valid_p): Delete function from here.
4997 * varasm.c (initializer_constant_valid_p): Move function to here.
4999 * tree.h (STRIP_SIGN_NOPS): New macro.
5000 * fold-const.c (optimize_minmax_comparison): New function.
5001 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
5002 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
5003 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
5004 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
5005 widening conversions.
5006 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
5007 to look at size of mode, not precision of type; also add missing cases.
5008 (optimize_bit_field_compare, decode_field_reference): Don't try to
5009 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
5011 * dwarf2out.c (ctype.h): Include.
5012 (dwarf2out_set_demangle_name_func): New function.
5013 (size_of_line_info): Deleted.
5014 (output_line_info): Compute size of line info table from difference
5016 (base_type_die, add_name_attribute): Call demangle function, if any.
5017 (field_byte_offset): Use bits per word for variable length fields.
5018 (gen_array_type_die): Add array name.
5019 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
5020 (dwarf2out_add_library_unit_info): New function.
5022 * explow.c (set_stack_check_libfunc): New function.
5023 (stack_check_libfunc): New static variable.
5024 (probe_stack_range): Allow front-end to set up a libfunc to call.
5026 * combine.c (simplify_comparison): When making comparison in wider
5027 mode, check for having commuted an AND and a SUBREG.
5028 (contains_muldiv): New function.
5029 (try_combine): Call it when dividing a PARALLEL.
5030 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
5031 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
5033 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
5034 use one of the CLOBBERs instead.
5035 (if_then_else_cond): If comparing against zero, just return thing
5038 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
5039 Don't generate shifts and subtract if have conditional arithmetic.
5041 * rtl.h (delete_barrier): New declaration.
5042 * jump.c (jump_optimize): Set up to handle conditional call.
5043 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
5044 (delete_barrier): New function.
5046 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
5048 * recog.c (nonmemory_operand): Accept ADDRESSOF.
5050 * tree.c (build_type_attribute_variant): Push to obstack of
5051 ttype around type_hash_canon call.
5053 * expr.c (placeholder_list): Move decl to file scope.
5054 (expand_expr): Don't force access to volatile just because its
5056 If ignoring reference operations, just expand the operands.
5057 (expand_expr, case COMPONENT_REF): Propagate
5058 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
5059 Refine test for using bitfield operations vs pointer punning.
5060 (expand_expr, case CONVERT_EXPR): If converting to
5061 BLKmode UNION_TYPE from BLKmode, just return inner object.
5062 Use proper mode in store_field call.
5063 Properly set sizes of object to store and total size in store_field
5064 call for convert to union.
5065 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
5066 memory (like for ADDR_EXPR). Also, don't put constant in register if
5067 we'll want it in memory.
5068 (readonly_fields_p): New function.
5069 (expand_expr, case INDIRECT_REF): Call it if LHS.
5070 (expand_assignment): Handle a RESULT_DECL where
5071 DECL_RTL is a PARALLEL.
5072 (do_jump, case WITH_RECORD_EXPR): New case.
5073 (get_inner_reference): Always go inside a CONVERT_EXPR
5074 and NOP_EXPR if both modes are the same.
5075 (store_field): Use bitfield operations if size of bitsize is not same
5076 as size of RHS's type.
5077 Check for bitpos not a multiple of alignment in BLKmode case.
5078 Do block move in largest possible alignment.
5079 (store_constructor): Set BITSIZE to -1 for variable size and properly
5080 in case of array of BLKmode.
5081 (expand_expr_unaligned): New function.
5082 (do_compare_and_jump): Call it.
5084 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
5085 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
5086 does not include 'o'.
5088 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
5089 both SET_DEST and SET_SRC reference a virtual register.
5090 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
5092 * integrate.c (expand_inline_function): Handle case of setting
5093 virtual stack vars register (from built in setjmp); when parameter
5094 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
5095 (subst_constant): Add new parm, MEMONLY.
5096 (expand_inline_function, integrate_parm_decls): Pass new parm.
5097 (integrate_decl_tree): Likewise.
5098 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
5099 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
5100 (copy_rtx_and_substitute, case SET): Add explicit calls to
5101 copy_rtx_and_substitute for both sides.
5103 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
5105 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
5106 within INDEX_TYPE, instead of before.
5107 (fixup_gotos): Use f->target_rtl, not the next insn,
5108 since latter may be from a later fixup.
5109 (expand_value_return): Correctly convert VAL when promoting function
5110 return; support RETURN_REG being a PARALLEL.
5111 (expand_return): When checking for result in regs and having
5112 cleanup, consider PARALLEL in DECL_RTL as being in regs.
5114 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
5116 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
5117 last_nominal_fname): Mark const.
5118 (struct include_hash: name, nshort, control_macro): Mark
5120 (struct macrodef: symnam): Mark const.
5121 (struct if_stack: fname): Mark const.
5122 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
5123 (IStable): New character-syntax array which encompasses all
5124 the old is_foo arrays.
5125 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
5126 is_space): New macros for interrogating IStable.
5127 (check_macro_name): Kill last argument. All callers changed.
5129 * cppinit.c (initialize_char_syntax): Delete.
5130 (is_idchar, is_idstart, is_hor_space, is_space,
5131 trigraph_table): Delete.
5132 (IStable): New. Initialize with clever macros to avoid
5133 information duplication.
5134 (builtin_array): Table of builtins to get rid of explicit list
5135 in initialize_builtins.
5136 (initialize_builtins): Use builtins_array.
5137 (cpp_start_read): Call init_IStable, and set IStable['$'] if
5138 opts->dollars_in_ident.
5140 * cppexp.c: Change all refs to is_xyz[] arrays to use new
5142 (cpp_parse_expr): Avoid 'format string is not constant'
5143 warning. Use ISGRAPH to identify printable chars.
5144 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
5146 (read_and_prescan): Map trigraphs to chars with open-coded
5147 if-else-if-... sequence, not a lookup table.
5148 * cpphash.c: Change all refs to is_xyz[] arrays to use new
5150 * cpplib.c: Change all refs to is_xyz[] arrays to use new
5151 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
5152 (check_macro_name): Remove ability to report an invalid
5153 assertion name, which is never used.
5154 (do_line): Constify a couple of char *'s.
5155 * cppmain.c (main): Call cpp_cleanup before returning.
5157 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
5159 * ggc.h (struct ggc_statistics): New type.
5160 (ggc_get_size): New function.
5161 (ggc_print_statistics): Likewise.
5162 * ggc-common.c (ggc_stats): New variable.
5163 (ggc_mark_rtx_children): Keep statistics.
5164 (ggc_mark_tree_children): Likewise.
5165 (ggc_print_statistics): New function.
5166 * ggc-page.c (struct globals): Add bytes_mapped field.
5167 (alloc_anon): Update it.
5168 (release_pages): Likewise.
5169 (ggc_get_size): New function.
5170 (ggc_page_print_statistics): New function.
5171 * ggc-simple.c (ggc_get_size): New function.
5173 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
5175 * flow.c (propagate_block): When the last reference to a label
5176 before an ADDR_VEC is deleted because the reference is a dead
5177 store, delete the ADDR_VEC.
5179 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
5181 * resource.c (find_free_register): Don't use the frame pointer
5182 if frame_pointer_needed.
5184 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
5186 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
5187 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
5189 * config/i960/i960.c (i960_va_start): New locals base, num.
5190 Use INDIRECT_REF instead of ARRAY_REF on valist.
5191 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
5193 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
5195 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
5197 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
5199 * tree.def (PLACEHOLDER_EXPR): Update comments.
5201 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5203 * c-common.c (check_format_info): Avoid non-literal format string
5204 warnings when `first_arg_num' is zero.
5206 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5208 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
5210 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
5212 * arm.md (casesi_insn): Add a clobber of the condition code
5215 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
5217 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
5218 used by both cc1 and cc1plus.
5220 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
5222 * config/arm/arm.c: Initialise arm_structure_size_boundary to
5223 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
5224 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
5225 to the value 32 if it has not already been defined.
5226 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
5227 Override definition in arm.h with a value of 8.
5229 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
5231 * c-pragma.c (push_alignment): Don't check the return value
5234 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
5236 * sparc.h (ADJUST_COST): Fix thinko.
5238 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
5240 * cccp.c (rescan): Fixed obp pointer handling around call to
5241 check_expand subroutine.
5243 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
5245 * gcse.c (delete_null_pointer_checks): Only record non-null info
5246 for pseudos when examining stores.
5248 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
5249 splitters for these patterns. Use "#" for output templates.
5250 (addsi3_carryin_shift): New pattern.
5252 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
5254 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
5255 of the function return register into a plain REG until
5256 after function inlining is done.
5258 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5260 * jump.c (jump_optimize_1): If we did cross-jumping, and
5261 the data will matter, rebuild the CFG.
5262 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
5263 not optimizing. Don't run shorten_branches.
5264 * toplev.c (rest_of_compilation): Run shorten_branches after
5267 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
5269 * rtl.h (note_stores): Add additional paramter.
5270 * rtlanal.c (reg_set_p_1): Take additional paramter.
5271 (reg_set_last_1): Likewise.
5272 (reg_set_p): Adjust call to note_stores.
5273 (reg_set_last): Likewise.
5274 (note_stores): Pass data parameter to worker function.
5275 * alias.c (record_set): Take additional parameter.
5276 (init_alias_analysis): Pass it.
5277 * caller-save.c (mark_set_regs): Take additional parameter.
5278 (save_call_clobbered_regs): Pass NULL to note_stores.
5279 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
5281 (record_dead_and_set_regs_1): Likewise.
5282 (reg_dead_at_p_1): Likewise.
5283 (combine_instructions): Adjust calls to note_stores.
5284 (try_combine): Likewise.
5285 (record_dead_insn): Remove.
5286 (record_dead_and_set_regs): Adjust calls to note_stores.
5287 (reg_dead_at_p): Likewise.
5288 * cse.c (invalidate_skipped_set): Take additional parameter.
5289 (cse_check_loop_start): Likewise.
5290 (cse_check_loop_start_value): Remove.
5291 (cse_set_around_loop): Adjust calls to note_stores.
5292 * flow.c (notice_stack_pointer_modification): Take additional
5293 parameter. Remove duplicate declaration.
5294 (record_volatile_insns): Adjust calls to note_stores.
5295 * gcse.c (record_set_info): Take additional parameter.
5296 (record_last_set_info): Likewise.
5297 (invalidate_nonnull_info): Likewise.
5298 (record_set_insn): Remove.
5299 (compute_sets): Adjust calls to note_stores.
5300 (last_set_insn): Remove.
5301 (compute_hash_table): Adjust calls to note_stores.
5302 (insert_insn_end_bb): Likewise.
5303 (delete_null_pointer_checks): Likewise.
5304 * global.c (mark_reg_store): Take additional parameter.
5305 (mark_reg_clobber): Likewise.
5306 (reg_becomes_live): Likewise.
5307 (global_conflicts): Adjust calls to note_stores.
5308 (build_insn_chain): Likewise.
5309 * integrate.c (note_modified_parmregs): Take additional parameter.
5310 (mark_stores): Likewise. Make it static.
5311 (save_for_inline_nocopy): Adjust calls to note_stores.
5312 (try_constants): Likewise.
5313 * integrate.h (mark_stores): Remove declaration.
5314 * jump.c (mark_modified_reg): Take additional parameter.
5315 (thread_jumps): Adjust calls to note_stores.
5316 * local-alloc.c (validate_equiv_mem_from_store): Take additional
5318 (no_equiv): Likewise.
5319 (reg_is_set): Likewise.
5320 (validate_equiv_mem): Adjust calls to note_stores.
5321 (update_equiv_regs): Likewise.
5322 (block_alloc): Likewise.
5323 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
5324 (note_addr_stored): Take additional parameter.
5325 (note_set_pseudo_multiple_uses): Likewise.
5326 (record_initial): Likewise.
5327 (prescan_loop): Adjust calls to note_stores.
5328 (strength_reduce): Likewise.
5329 (check_dbra_loop): Likewise.
5330 * regmove.c (flags_set_1): Take additional paramter.
5331 (mark_flags_life_zones): Adjust calls to note_stores.
5332 * reload1.c (mark_not_eliminable): Take additional parameter.
5333 (forget_old_reloads_1): Likewise.
5334 (reload_cse_invalidate_rtx): Likewise.
5335 (reload_cse_check_clobber): Likewise.
5336 (reload_combine_note_store): Likewise.
5337 (move2add_note_store): Likewise.
5338 (reload): Adjust calls to note_stores.
5339 (reload_as_needed): Likewise.
5340 (emit_reload_insns): Likewise.
5341 (reload_cse_regs_1): Likewise.
5342 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
5343 (reload_combine): Adjust calls to note_stores.
5344 * resource.c (update_live_status): Take additional paramter.
5345 (mark_target_live_regs): Adjust calls to note_stores.
5346 * stupid.c (find_clobbered_regs): Take additional parameter.
5347 (stupid_life_analysis): Adjust calls to note_stores.
5349 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
5351 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
5354 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
5357 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
5358 of the variable arm_structure_size_boundary.
5360 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
5362 * alias.c (init_alias_analysis): Allocate reg_known_value and
5363 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
5365 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
5366 * cse.c (cse_main): Call end_alias_analysis.
5367 * haifa-sched.c (schedule_insns): Likewise.
5368 * local-alloc. (update_equiv_regs): Likewise.
5369 * reload1.c (reload_cse_regs): Likewise.
5371 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5373 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
5374 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
5375 mapping from MASK_FPU.
5377 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
5379 * sparc.md (call): Don't bound structure return size to 0xfff.
5381 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
5383 * resource.c (mark_target_live_regs): Check that the target
5384 insn wasn't created after compute_bb_for_insn.
5386 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
5388 * ggc-page.c (poison_pages): Don't be overzealous.
5390 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
5392 * alias.c: Update comments for ADDRESS.
5393 (nonlocal_reference_p): Look inside the ADDRESS to determine if
5394 it is a local memory reference.
5396 * c-typeck.c (build_function_call): Check that the built-in
5397 function is of class BUILT_IN_NORMAL before trying to recongize
5399 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
5400 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
5402 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
5404 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
5406 (pre_gcse): Likewise.
5407 (hoist_expr_reaches_here_p): Likewise.
5408 (hoist_code): Likewise.
5409 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
5411 (pre_expr_reaches_here_p_work): ... here.
5412 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
5414 (expr_reaches_here_p_work): ... here.
5416 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
5418 * resource.c (find_basic_block): Delete.
5419 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
5420 (init_resource_info): Call compute_bb_for_insn.
5422 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
5424 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
5425 with already adjacent blocks, but no fallthru.
5426 (merge_blocks_move_successor_nojumps): Simplify.
5427 (debug_flow_info): New.
5429 * toplev.c (rest_of_compilation): Open jump1 dump file before
5430 jump and close after, as opposed to just using dump_rtl.
5432 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5434 * reload.h (earlyclobber_operand_p): Declare.
5435 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
5436 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5437 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
5438 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
5440 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
5441 Richard Henderson <rth@cygnus.com>
5443 * emit-rtl.c (emit_block_insn_before): New.
5444 (emit_block_insn_after): New.
5445 * basic-block.h: Declare them.
5447 * bitmap.h: Protect from multiple inclusion.
5449 * recog.c (scratch_operand): Handle VOIDmode correctly.
5451 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
5453 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
5454 * function.c (assign_parms): Likewise.
5455 * global.c (global_conflicts): Clarify STACK_REGS commentary.
5457 * reg-stack.c (max_uid): Remove.
5458 (blocks, block_begin, block_end, block_drops_in): Remove.
5459 (block_stack_in, block_out_reg_set, block_number): Remove.
5460 (struct block_info_def, BLOCK_INFO): New.
5461 (enum emit_where): New.
5462 (current_block): New.
5463 (BLOCK_NUM): Remove.
5464 (mark_regs_pat, record_label_references): Remove.
5465 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
5467 (goto_block_pat, print_blocks, dump_stack_info): Remove.
5468 (reg_to_stack): Simplified test for existance of fp code. Use
5469 flow.c code. Call shorten_branches after cross-jump opt.
5470 (check_asm_stack_operands): Renamed from record_asm_reg_life.
5471 Return false if the asm doesn't use stack regs. Don't do life
5472 analysis on the asm.
5473 (emit_pop_insn): Replace function pointer arg `when' with
5474 enum `where'. Update all callers.
5475 (change_stack): Likewise. Update basic block end.
5476 (emit_swap_insn): Use current_block->head to limit reverse search
5477 for start of block. Use emit_block_insn_after.
5478 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
5479 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
5480 structure assignment instead of bcopy.
5482 (convert_regs_entry, convert_regs_exit): New.
5483 (convert_regs_1, convert_regs_2): Split out from convert_regs.
5484 Work on basic blocks and the CFG.
5485 (convert_regs): Use them.
5487 * i386.c (output_fix_trunc): Remove code for DImode input operand
5488 not at top-of-stack.
5489 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
5491 (fix_truncdi_1): Allow any mode scratch.
5493 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
5495 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
5496 * linux.h, netbsd.h, vms.h: Not here.
5498 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
5500 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
5501 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
5502 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
5503 CONDITIONAL_REGISTER_USEAGE): Use them.
5504 * config/mips/mips.c (mips_move_1word,mips_move_2words,
5505 gen_conditional_branch,override_options) : Use them.
5506 * config/mips/mips.md : Use them.
5508 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
5510 * i386.md (zero_extendqihi2): Use SImode register name with andl.
5512 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
5514 * integrate.c (function_cannot_inline_p): Don't allow inlining
5517 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5519 * c-parse.in (cast_expr): Constify.
5521 * cccp.c (special_symbol): Likewise.
5523 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
5525 * dwarf2out.c (base_type_die): Likewise.
5527 * global.c (allocno_compare): Likewise.
5529 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
5531 * regclass.c (fix_register): Likewise.
5533 * rtl.h (fix_register): Likewise.
5535 * stupid.c (stupid_reg_compare): Likewise.
5537 * toplev.c (decode_f_option): Likewise.
5539 * tree.c (build_complex_type): Likewise.
5541 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
5543 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
5545 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5547 * reload.c (find_reloads): Compute mode and nregs fields of all
5549 * reload1.c (calculate_needs_all_insns): Simplify a bit.
5550 (calculate_needs): Use precomputed mode/nregs values.
5551 (allocate_reload_reg): Likewise.
5553 (failed_reload, set_reload_reg): ... new functions.
5554 (choose_reload_regs_init): New function, mostly broken out from...
5555 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
5556 Also lose one #if 0 block.
5558 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
5560 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
5563 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
5565 * tree.h (BLOCK_TYPE_TAGS): Remove.
5566 (BLOCK_END_NOTE): Likewise.
5567 (BLOCK_LIVE_RANGE_FLAG): Likewise.
5568 (BLOCK_LIVE_RANGE_START): Likewise.
5569 (BLOCK_LIVE_RANGE_END): Likewise.
5570 (tree_block): Remove live_range_flag, live_range_var_flag, and
5571 type_tags. Remove end_note, live_range_start, and live_range_end.
5572 (remember_end_note): Remove prototype.
5573 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
5574 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
5576 * ggc-common.c (ggc_mark_tree_children): Don't mark
5577 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
5578 * integrate.c (adjust_copied_decl_tree): Remove.
5579 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
5580 * stmt.c (last_block_end_note): Remove.
5581 (init_stmt): Don't add a GC root for it.
5582 (expand_fixup): Don't set it.
5583 (remember_end_note): Remove.
5584 (expand_end_bindings): Don't set last_block_end_note.
5586 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5588 * reload1.c (reload_reg_free_for_value_p): Show
5589 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
5592 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
5594 * expmed.c (extract_bit_field): Allow for the case of non-integer
5595 objects that are smaller than a word (like SFmode on a 64-bit
5598 * loop.c (basic_induction_var): A non-integer variable which is
5599 being set by a paradoxical subreg is probably not a biv.
5601 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5603 * prefix.c (translate_name) Check for empty prefix string.
5605 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
5607 * Makefile.in (CPP_CROSS_NAME): New variable.
5608 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
5610 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
5611 names of the files to be uninstalled.
5613 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
5615 * collect2.c (IS_DIR_SEPARATOR): Define.
5616 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
5618 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
5621 * haifa-sched.c (add_dependence): Update the true dependency
5622 cache the first time we add a true dependence to the LOG_LINKS chain.
5624 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
5626 * fold-const.c (fold): Fix comment.
5628 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5630 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
5631 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
5632 dbxout_start_new_source_file, dbxout_source_file,
5633 dbxout_source_line, dbxout_finish, dbxout_type_fields,
5634 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
5636 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
5637 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
5638 (dbxout_block): Initialize variable `blocknum'.
5640 * dbxout.h (dbxout_init, dbxout_finish,
5641 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
5642 dbxout_args, dbxout_source_line): Constify a char*.
5644 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
5645 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
5646 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
5647 low_pc_attribute, high_pc_attribute, body_begin_attribute,
5648 body_end_attribute, comp_dir_attribute, sf_names_attribute,
5649 src_info_attribute, mac_info_attribute, producer_attribute,
5650 lookup_filename, generate_macinfo_entry, fundamental_type_code,
5651 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
5652 dwarfout_undef): Constify a char*.
5653 (add_incomplete_type, retry_incomplete_types): Add prototypes.
5655 * dwarfout.h (dwarfout_define, dwarfout_undef,
5656 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
5658 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
5660 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
5661 (MULTILIB_ISA_DEFAULT): New.
5662 (MULTILIB_DEFAULTS): Use it.
5663 * config/mips/mips.c (): Remove the now unnecessary definition
5664 of MIPS_ISA_DEFAULT.
5665 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
5666 unnecessary definition.
5668 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
5670 * arm.md (pic_load_addr): Add constraints to operand 1.
5672 1999-10-25 Bruce Korb <autogen@linuxbox.com>
5674 * fixinc/genfixes: Provide a means for specifying -D options to
5677 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
5679 * arm.c (arm_override_options): Correct initialization of
5680 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
5681 arm_is_strong, and arm_is_6_or_7.
5683 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
5684 (note_set_pseudo_multiple_uses): New function.
5685 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
5686 if a pseudo set in the loop exit is used elsewhere.
5688 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
5690 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
5692 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
5694 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
5695 a single load-address pattern.
5697 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
5699 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
5700 depending on whether or not line-number notes are present.
5702 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5704 * cccp.c (progname, file_buf, default_include, include_file,
5705 macrodef, definition, hashval, wchar_type, user_label_prefix,
5706 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
5707 expand_to_temp_buffer, is_system_include, base_name,
5708 absolute_filename, read_name_map, open_include_file,
5709 record_control_macro, check_precompiled, check_preconditions,
5710 pcfinclude, pass_thru_directive, create_definition,
5711 check_macro_name, comp_def_part, collect_expansion,
5712 check_assertion, read_token_list, assertion_install,
5713 assertion_lookup, eval_if_expression, conditional_skip,
5714 validate_else, skip_quoted_string, quote_string, macarg1,
5715 error_from_errno, install, lookup, hashf, dump_defn_1,
5716 perror_with_name, pfatal_with_name, main, trigraph_pcp,
5717 check_white_space, rescan, handle_directive, monthnames,
5718 special_symbol, do_include, remap_include_file, write_output,
5719 arglist, do_assert, do_unassert, do_line, do_error, do_once,
5720 do_ident, do_sccs, do_xifdef, skip_if_group,
5721 output_line_directive, macroexpand, macarg, change_newlines,
5722 initialize_builtins, make_definition): Constify a char*.
5724 * pcp.h (stringdef): Likewise.
5726 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
5728 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
5731 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
5732 Richard Henderson <rth@cygnus.com>
5734 * alias.c: Include ggc.h.
5735 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
5736 (record_set): Verify enough room in reg_base_value.
5737 (init_alias_analysis): Allocate reg_base_value with xcalloc.
5738 Register it as a GC root.
5739 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
5740 * Makefile.in (alias.o): Depend on ggc.h.
5742 * unroll.c (unroll_loop): Verify the insn before a barrier
5743 is a JUMP_INSN before checking JUMP_LABEL.
5745 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5747 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
5748 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
5749 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
5750 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
5751 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
5752 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
5754 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5756 * output.h (ctors_section, dtors_section, bss_section): Prototype.
5758 * alpha/alpha-interix.h (text_section): Delete prototype.
5759 * alpha/elf.h (text_section): Likewise.
5760 * arm/linux-elf.h (text_section): Likewise.
5761 * arm/linux-telf.h (text_section): Likewise.
5762 * c4x/c4x.h (text_section): Likewise.
5763 * dsp16xx/dsp16xx.h (bss_section): Likewise.
5764 * elfos.h (text_section): Likewise.
5765 * i386/aix386ng.h (text_section): Likewise.
5766 * i386/i386-interix.h (text_section): Likewise.
5767 * i386/sco5.h (text_section): Likewise.
5768 * i386/svr3gas.h (text_section): Likewise.
5769 * nextstep.h (text_section): Likewise.
5770 * psos.h (text_section): Likewise.
5771 * ptx4.h (text_section): Likewise.
5772 * svr3.h (text_section): Likewise.
5773 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
5775 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5777 * final.c (peephole): Delete prototype.
5779 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
5780 (pre_insert_copies): Remove unused variable `bb'.
5782 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
5785 * output.h (peephole): Add prototype.
5787 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
5789 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
5792 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
5794 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
5795 for inlined declarations.
5797 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
5799 * arm.c (logical_binary_operator): New fucntion.
5800 * arm.h (logical_binary_operator): Declare it.
5801 (PREDICATE_CODES): Handle logical_binary_operator.
5802 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
5803 output constraints. Add appropriate splitters.
5804 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
5805 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
5806 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
5808 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5810 * genoutput.c (struct operand_data): New elt eliminable.
5811 (output_operand_data): Write it.
5812 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
5813 (compare_operands): Take it into account.
5814 * recog.h (struct insn_operand_data): New elt eliminable.
5815 * reload1.c (check_eliminable_occurrences, elimination_effects): New
5817 (old_asm_operands_vec, new_asm_operands_vec): Delete.
5818 (eliminate_regs): Move code that detects changes to elimination
5819 target regs into new function elimination_effects.
5820 Delete one #if 0 block.
5821 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
5822 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
5823 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
5824 Only call eliminate_regs for real operands of the insn, not for parts
5825 of its structure or parts matched by things like match_operator.
5826 Use elimination_effects and check_eliminable_occurrences. Use
5827 copy_insn to duplicate the pattern when not in the final pass.
5829 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
5831 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
5834 1999-10-22 Bruce Korb <autogen@linuxbox.com>
5836 * fixinc/README: document the "mach" machine matching test
5837 * fixinc/fixfixes.c: Implement the #else/#endif label fix
5838 * fixinc/fixtests.c: Implement the #else/#endif label test
5839 * fixinc/inclhack.def: utilize these tests and fixes
5840 * fixinc/inclhack.sh: regen
5841 * fixinc/fixincl.x: regen
5842 * fixinc/fixincl.sh: regen
5844 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
5846 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
5849 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
5851 * gcc.1: Document exit codes.
5853 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5855 * calls.c: Include tm_p.h later, so everything we need is defined.
5857 * function.c: Likewise.
5859 * except.c: Include tm_p.h.
5861 * sparc.c: Likewise.
5862 (dwarf2out_cfi_label): Don't prototype.
5863 (check_return_regs, epilogue_renumber,
5864 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
5865 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
5866 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
5867 ultra_schedule_insn): Add static prototype.
5868 (data_segment_operand, text_segment_operand): Call itself with the
5869 proper number of arguments.
5870 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
5872 * sparc.h: Move all declarations to sparc-protos.h.
5873 (SELECT_RTX_SECTION): Pass a missing MODE argument to
5876 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
5878 * config/svr4.h (text_section, ctors_section, dtors_section): Add
5880 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
5881 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
5882 ASM_OUTPUT_ASCII): Constify a char*.
5884 * sparc-protos.h: New file for sparc prototypes.
5886 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * function.c (record_insns, contains): Always declare and define.
5889 (record_insns): Mark with ATTRIBUTE_UNUSED.
5891 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5893 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
5894 to .section when outputting a .bss section to deal with multiple
5895 .bss input sections (as happens with -fdata-sections)
5896 Also output %progbits, not @progbits so the assembler doesn't treat as
5898 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
5900 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
5901 thumb parts even when building with non-thumb CPUs, by forcing
5904 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
5906 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
5907 (movdf_const_intreg_sp64): Similarly.
5909 * local-alloc.c (update_equiv_regs): Check the correct insn
5910 for pre-existing REG_EQUIV notes.
5912 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
5914 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
5915 block reached by a branch if we're not going to actually process
5918 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
5920 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
5921 a local extern function declaration.
5923 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
5925 * i386.c (ix86_expand_prologue): Properly wrap USE around
5926 reg for CALL_INSN_FUNCTION_USAGE.
5928 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
5930 * config/mips/mips.md (movdf_internal1a): Allow floating-point
5931 move between GP_REGs.
5933 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
5935 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
5936 the mode size when finding out if an offset is legal.
5938 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
5940 * basic-block.h (PROP_*): Move constants from ...
5942 (compute_bb_for_insn): Free the array before reallocating.
5943 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
5944 (allocate_reg_life_data): Reset all reg variables collected by
5946 (get_block_head_tail): Don't convert from bb to block.
5947 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
5948 (find_insn_reg_weight): Take block not bb.
5949 (schedule_block): Don't set block num for moved insns.
5950 (schedule_region): Don't update_life_info or find_insn_reg_weight.
5951 (schedule_insns): Do it here instead.
5952 * combine.c (combine_instructions): Invoke compute_bb_for_insn
5953 before update_life_info.
5954 * recog.c (split_all_insns, peephole2_optimize): Update for
5955 new arg to update_life_info.
5956 * rtlanal.c (remove_note): Cope with NULL note.
5957 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
5960 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
5962 * jump.c (jump_optimize_1): More accurately detect casesi insns.
5964 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
5965 block records so that merge_blocks_nomove will clean up correctly.
5966 (split_edge): Handle casesi insns.
5968 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
5970 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
5972 * pa.md (call, call_value): Do not emit a blockage after restoring
5975 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
5977 * c-typeck.c (c_expand_asm_operands): Fix typo.
5979 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5981 * arm.c (fpu_rhs_operand): Verify modes.
5982 (fpu_add_operand): Likewise.
5983 (di_operand): Likewise.
5984 (soft_df_operand): Likewise.
5986 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
5988 * arm.c (arm_return_in_memory): APCS rules state that the elements
5989 of a structure returned in a register must be 'integer-like'.
5991 1999-10-19 Bruce Korb <autogen@linuxbox.com>
5993 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
5994 in the source tree when the generated targets are out of date
5995 * fixinc/genfixes: Alter it to run individual fixes for make.
5996 * fixinc/README: rewrite
5997 * fixinc/inclhack.def: moved initial comments to README
5999 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
6001 * toplev.c (main): Do not generate an error message if an
6002 unrecognised command line switch is recognisable by another
6003 language. If extra_warnings are enabled, then generate a
6004 warning message instead.
6006 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
6008 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
6009 (insert_pack_attributes): Delete prototype.
6011 * c-pragma.c (default_alignment): New static variable.
6012 (push_alignment): Initialize to current effective alignment.
6013 (pop_alignment): Use to set new alignment.
6014 (insert_pack_attributes): Delete function.
6015 (handle_pragma_token): Set default_alignment as well each time
6016 a #pragma pack(<n>) is encountered.
6018 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
6020 * reg-stack.c (stack_result): Aggregates are not returned in
6023 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6025 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
6027 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
6029 * basic-block.h (set_block_num): Declare.
6030 * flow.c (update_life_info): Don't call compute_bb_for_insn
6031 or free_basic_block_vars.
6032 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
6033 (insn_orig_block): Remove.
6034 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
6035 (schedule_block): Keep BLOCK_NUM up-to-date.
6036 (schedule_insns): Use compute_bb_for_insn.
6037 * recog.c (split_all_insns): Likewise.
6038 (peephole2_optimize): Likewise.
6040 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
6042 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
6043 if the pic register is used.
6045 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6047 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
6048 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
6049 if that tests TREE_PERMANENT.
6051 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
6053 * cse.c (invalidate_for_call): Do not remove memory references from
6054 the table here. It's handled elsewhere.
6056 * haifa-sched.c (add_dependence): Protect references to the
6057 true dependency cache with #ifdef INSN_SCHEDULING.
6058 (remove_dependence): Similarly.
6060 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
6061 to the cfg code that this is a return instruction.
6062 * mn10300.md (return_internal): Similarly.
6064 * combine.c (get_last_value): If the last set of a register
6065 is after subst_low_cuid, then we can not use it to determine
6066 the register's last value.
6068 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6070 * Makefile.in: Back out previous change.
6072 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
6074 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
6076 * haifa-sched.c (add_dependence): Only check/update the cache
6078 (remove_dependence): Likewise.
6079 (schedule_insns): Only create the true_dependency_cache if the
6080 average number of instructions in a basic block is very large.
6082 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
6084 * Makefile.in (ggc-common.o): Depend on genrtl.h.
6085 (ggc-simple.o): Likewise.
6086 (ggc-page.o): Likewise.
6088 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
6090 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
6091 Prototype for exported functions.
6092 (pre_lcm, pre_rev_lcm): Remove prototypes.
6093 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
6094 (compute_available): Move to lcm.c, and change parameter order.
6095 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
6096 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
6097 (gcse_main): No longer call compute_preds_succs. Rebuild the
6098 set table after reach pre pass.
6099 (pre_insert_map, pre_delete_map, edge_list): New.
6100 (alloc_pre_mem): Allocate edge vectors.
6101 (free_pre_mem): Delete edge vectors.
6102 (compute_pre_data): Call new edge based lcm routines.
6103 (process_insert_insn): New function.
6104 (insert_insn_end_bb): Use it.
6105 (pre_edge_insert): New function.
6106 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
6108 (pre_insert_copies): Revamp using new edge based lcm outputs.
6109 (pre_delete): Likewise.
6110 (one_pre_gcse_pass): Insert & remove fake edges to the exit
6112 (compute_code_hoist_vbeinout): New new edge based routines.
6113 * lcm.c: Remove all the old LCM functions. Replace with new ones
6114 that work with the new cfg datastructures and work with edges
6117 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6119 * reload.h (struct reload): Add new fields "mode" and "nregs".
6120 * reload1.c: Change all occurrences of reload_mode and reload_nregs
6121 to reference the "mode" and "nregs" field within struct reload.
6123 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
6125 * haifa-sched.c (true_dependency_cache): New.
6126 (add_dependence): Use the true dependency cache to avoid expensive
6127 walks down the LOG_LINKS dependency list. Add entries to the
6129 (remove_dependence): Remove entries from the true dependency cache
6131 (schedule_insns): Allocate and initialize and free the true
6134 * haifa-sched.c (schedule_insns): Do not remove inter-block
6135 dependencies anymore.
6137 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6139 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
6140 * i386/t-winnt: Likewise.
6142 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
6144 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
6146 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
6148 * Makefile.in (LANGUAGES): Omit "proto".
6149 (clean): Remove stale comment about removing unprotoize.c.
6151 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6153 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
6154 using arithmetic on void pointers.
6156 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
6158 * haifa-sched.c (compute_block_forward_dependencies): Only check
6159 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
6161 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
6163 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
6164 (expr_equiv_p): Reject memories with different alias sets.
6166 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
6168 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
6169 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
6170 (f_options): Add "bounded-pointers" and "bounds-check" entries.
6171 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
6172 (lang_init): Set default for flag_bounds_check if still "unspecified".
6174 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6176 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
6178 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6180 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
6183 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6185 * config/c4x/c4x.md (*db_noclobber,
6186 *decrement_and_branch_until_zero_noclobber): New patterns and
6187 associated splitters.
6189 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6191 * config/c4x/c4x.md (parallel instruction patterns): Rework
6192 constraints to keep reload happy.
6194 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6196 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
6197 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
6198 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
6199 Add new patterns and associated post-reload splitters.
6201 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6203 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
6205 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6207 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
6209 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
6211 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6213 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
6216 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
6218 * pa.c (move_operand): Rely on memory_address_p to determine the
6219 validity of non-indexed memory addresses.
6220 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
6221 operand in DFmode and SFmode when generating PA2.0 code.
6223 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
6225 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
6227 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
6229 * mips.c (function_prologue): Fix argument types.
6230 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
6231 (casesi_internal): Write to the scratch register.
6233 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
6235 * cppexp.c (cpp_parse_escape): Make static. Change second arg
6237 (parse_charconst): Delete unnecessary cast when calling
6239 (cpplib.h): Kill prototype of cpp_parse_escape.
6241 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
6243 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
6244 * unroll.c (unroll_loop): Cast return value of alloca.
6245 * i370/i370.c: Include function.h and toplev.h.
6246 (i370_label_scan): Remove c++ commented abort.
6247 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
6248 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
6249 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
6250 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
6252 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
6254 * config/t-freebsd: Do not override USER_H.
6255 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
6257 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
6258 Mumit Khan <khan@xraylith.wisc.edu>
6260 * c-parse.in (component_decl): Support anonymous struct/union.
6262 * c-parse.y: Regenerate.
6263 * c-parse.c: Likewise.
6264 * objc/objc-parse.y: Likewise.
6265 * objc/objc-parse.c: Likewise.
6266 * c-decl.c (finish_struct): Don't sort the fields.
6267 (field_decl_cmp): Delete unused function.
6269 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
6271 * sparc.md (movsf_const_intreg): Revert last constraint change.
6272 (movdf_const_intreg_sp32): Likewise.
6274 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
6276 * cse.c: Include hashtab.h instead of splay-tree.h
6277 (struct cse_reg_info): No longer use variant union. Add new
6278 field "regno". All references changed to avoid union.
6279 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
6280 (free_cse_reg_info): Remove.
6281 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
6282 (get_cse_reg_info): Revamp to use expandable hash tables instead
6283 of splay trees. Initialize new fields in cse_reg_info structure.
6284 (new_basic_block): Similarly.
6286 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
6288 * genrecog.c (message_with_line): Prototype.
6289 (validate_pattern): Pass along the set for the dest, not a flag.
6290 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
6291 Check for PC/CC0 as sources.
6292 (nodes_identical): Check for children position match before
6293 allowing the combination.
6295 * rtl.c (read_rtx): Track line number across \\\n.
6297 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
6299 * mips.h (SPECIAL_MODE_PREDICATES): New.
6300 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
6301 (movdi+1, movsi+1): Add output reload constraint.
6302 (casesi_internal): Likewise. Fix commentary.
6303 (return_internal): Use pmode_register_operand.
6305 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
6307 * 1750a.md (movstrqi): Add missing output reload constraint.
6308 (call_value): Likewise.
6309 * a29k.md (cpxxx patterns): Add missing match_operator mode.
6310 (jmpfdec): Add missing inout reload constraint.
6311 * elxsi.md (addsi patterns): Add missing output reload constraint.
6312 (move from sp): Use @ alternates.
6313 (call_value): No constraint on output.
6314 * fr30.md (movsi_pop): Add missing output reload constraint.
6315 (movsf_constant_store): Likewise.
6316 (splits): Remove constraints.
6317 (subsi3): Add missing mode.
6318 * i370.md (cmpstrsi+1): Add missing output reload constraint.
6319 (call_value): Likewise.
6320 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
6321 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
6322 * m32r.md (movsicc_internal): Add output reload constraint.
6323 (movstrsi_internal): Add inout reload constraints.
6324 * m88k.h (reg_names): Don't declare.
6325 (SPECIAL_MODE_PREDICATES): New.
6326 * m88k.md (*): Use register_operand not reg_or_0_operand
6328 * mn10200.h (PREDICATE_CODES): New.
6329 * ns32k.md (ffs pattern): Add output reload constraint.
6330 * pdp11.md (sob pattern): Add inout reload constraint.
6331 * sh.md (splits): Remove constraints.
6332 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
6333 * v850.md (pattern_is_ok_for_epilogue): Likewise.
6334 * vax.md (jgequ pattern): Add inout reload constraint.
6336 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
6338 * configure.in (djgpp): Revert previous patch.
6339 * configure: Rebuit.
6340 * config/i386/djgpp.h: Revert previous patch.
6342 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
6344 * fixinc/inclhack.def: Restore patch lost during last merge of
6345 "no_bogosity" branch.
6346 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
6348 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6350 * fixincludes: Add a HPUX 11 fix for inttypes.h.
6351 * fixinc/inclhack.def: Same.
6352 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
6354 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
6356 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
6357 as the base of a PLUS.
6359 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6361 * config/c4x/c4x.md: Define mode for remaining unspec operators.
6362 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
6364 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
6366 * pa.md (post_stw+1): Use pmode_register_operand.
6367 (dcacheflush, icacheflush): Likewise.
6369 * i386.md (movstricthi_1): Allow r/r.
6371 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
6373 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
6374 to (not (and (arg0) (arg1))). Similary for and.
6376 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
6377 fallthrough to associate code.
6378 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
6381 * combine.c (simplify_logical): Convert XOR to IOR if operands have
6382 no bits in common; remove XOR to ROTATE conversion.
6384 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6386 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
6388 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6390 * config/c4x/c4x.c (dst_operand): New.
6391 (PREDICATE_CODES): Update.
6392 * config/c4x/c4x.h (dst_operand): Declare it.
6393 * config/c4x/c4x.md: Define mode for each unspec usage.
6394 (move patterns): Use dst_operand predicate instead of src_operand.
6395 (movqi_update, movqf_update): Delete.
6397 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
6399 * recog.c (pmode_register_operand): New.
6400 * recog.h: Declare it.
6401 * genrecog.c (pred_codes): Likewise.
6402 (special_mode_pred_table): Likewise.
6403 (validate_pattern): Don't warn no mode for address_operand.
6405 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
6406 if the operand is not insn-like.
6408 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
6409 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
6411 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
6413 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
6415 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
6416 instead of general_operand in a SET_DEST. Use const_double_operand
6417 instead of an explicit test against CONST_DOUBLE.
6418 (movsf_const_lo): Add missing register mode.
6419 (goto_handler_and_restore): Add auxiliary test for Pmode.
6420 (flush): Adjust to use address_operand.
6421 (return_sf_no_fpu): Add missing output constraint.
6423 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
6425 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
6426 for call return value.
6427 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
6429 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
6431 * toplev.c (main): Only warn about options for other languages.
6432 * collect2.c (main): Pass -w to sub-gcc.
6434 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
6436 * flow.c (propagate_block): Add call-clobbered registers to
6439 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
6440 zapping mem_set_list.
6441 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
6442 (mark_set_1, mark_used_regs): Likewise.
6444 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
6446 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
6448 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6450 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
6451 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
6452 options. Also add a new item "C-only Warning Options" to the
6455 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
6457 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
6458 from multiple calls.
6460 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
6462 * i386.md (call value patterns): Move to the end of the file.
6463 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
6465 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
6467 * configure.in (djgpp configuration): Define extra_objects..
6468 * configure: Rebuilt.
6469 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
6470 (DTORS_SECTION_ASM_OP): Define.
6471 (INIT_SECTION_ASM_OP): Define.
6472 (FINI_SECTION_ASM_OP): Define.
6473 (DATA_SECTION_ASM_OP): Define.
6474 (TEXT_SECTION_ASM_OP): Define.
6475 (EH_FRAME_SECTION_ASM_OP): Define.
6476 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
6477 (STARTFILE_SPEC): Add crtbegin.o.
6478 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
6479 to here from LINK_COMMAND_SPEC.
6480 (DO_GLOBAL_CTORS_BODY): Define.
6481 (CRTSTUFF_USE_FINI_SECTION): Define
6482 (HAS_INIT_SECTION): Delete.
6484 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
6486 * Makefile.in (all.cross): Depend on xcpp$(exeext).
6488 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
6490 * pa.h (PREDICATE_CODES): New.
6492 * genrecog.c (validate_pattern): Condense the destination
6495 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
6497 * alpha.md (call-1): Supply missing mode for operator.
6498 (*): Add missing output reload constraints. Remove constraints
6501 * i386.h (SPECIAL_MODE_PREDICATES): New.
6502 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
6503 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
6504 (addsi_lea_3): Add missing mode for op 3.
6505 (prologue_set_got, prologue_get_pc): Add missing modes.
6506 (*) Add missing output reload constraints.
6508 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
6510 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
6511 check for member bit-size overflow and use var_size if it occurs.
6512 (layout_record): Use bitsize_int() to define the type size in bits.
6513 Likewise for computation and assignment to DECL_FIELD_BITPOS.
6514 (layout_decl): Likewise when assigning to DECL_SIZE.
6516 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
6518 * genrecog.c (validate_pattern): Typo last change. Verify
6519 that output operands have output reloads.
6521 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
6523 * genrecog.c (special_mode_pred_table): New.
6524 (NUM_SPECIAL_MODE_PREDS): New.
6525 (find_operand): New.
6526 (validate_pattern): New argument `insn'. Warn for assignment to
6527 any predicate accepting non-lvalues. Conditionaly warn for
6528 match_operand without a mode. Try much harder to match source
6529 and destination modes on a set.
6530 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
6532 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
6534 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
6536 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
6538 * combine.c (simplify_logical): Recognize xor pattern that encodes
6541 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6543 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
6546 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
6548 * ggc-page.c (MAP_FAILED): Provide default.
6550 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
6552 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
6553 * sparc.h (PREDICATE_CODES): Update.
6555 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
6557 * alpha.c (some_ni_operand): New.
6558 * alpha-protos.h: Declare it.
6559 * alpha.h (PREDICATE_CODES): Update.
6560 * alpha.md (sXaddq reload insns): Use some_ni_operand
6561 for SET_DEST instead of some_operand.
6563 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
6564 Jim Wilson <wilson@cygnus.com>
6566 * genrecog.c (maybe_both_true_2): Don't compare modes of
6568 (process_tree): Elide peephole2_insns. Invoke simplify_tests
6569 after find_afterward.
6570 (debug_decision_1): Dump next and afterward codes.
6572 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
6574 * rtl.c (dump_and_abort): Remove.
6575 (fatal_with_file_and_line): New.
6576 (fatal_expected_char): New.
6577 (read_rtx_lineno, read_rtx_filename): New.
6578 (read_skip_spaces): Track line number.
6579 (read_name): Use fatal_with_file_and_line.
6580 (read_rtx): Use fatal_expected_char. Track line number.
6581 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
6583 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
6584 if it isn't a CODE_LABEL.
6586 * genattr.c (main): Set read_rtx_filename.
6587 * genattrtab.c (main): Likewise.
6588 * gencodes.c (main): Likewise.
6589 * genconfig.c (main): Likewise.
6590 * genemit.c (main): Likewise.
6591 * genextract.c (main): Likewise.
6592 * genflags.c (main): Likewise.
6593 * genopinit.c (main): Likewise.
6594 * genoutput.c (main): Likewise.
6595 * genpeep.c (main): Likewise.
6597 * genrecog.c (decision_test.u.insn): Add `lineno'.
6598 (pattern_lineno, error_count): New variables.
6599 (message_with_line): New.
6600 (add_to_sequence): Break out checking code to ...
6601 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
6602 (merge_insn): Use message_with_line.
6603 (make_insn_sequence): Use validate_pattern. Record insn lineno.
6604 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
6606 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6608 * expr.c (store_constructor): Clear union if constructor is empty.
6610 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
6612 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
6613 Add !endian checks. Change %{...} to %(...).
6615 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
6617 * i386.md (*addsi3_cc): Renamed from addcsi3.
6618 (*addsi3_carry): Renamed from addxsi3.
6619 (*subsi3_cc): Renamed from subcsi3.
6620 (*subsi3_carry): Renamed from subxsi3.
6621 (*xorqi_cc_1): Renamed from xorcqi_1.
6622 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
6623 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
6625 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
6627 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
6628 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
6630 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
6632 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
6633 climb up the chain of insns.
6635 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
6637 * genrecog.c (write_subroutine): Careful for null trees.
6638 (process_tree): Don't elide empty functions.
6640 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
6642 * Makefile.in (genrtl.o): Depend on ggc.h.
6643 * configure.in (valloc): Probe for it.
6644 (with-gc): Use ggc-page if valloc present.
6645 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
6646 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
6647 (ggc_alloc_string): Moved from ggc-page.c.
6648 * ggc-none.c (ggc_alloc_obj): New.
6649 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
6650 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
6651 (struct globals): Likewise for dev_zero_fd.
6652 (init_ggc): Likewise for it's initialization.
6653 (ggc_allocated_p): Move careful dereference from ...
6654 (ggc_lookup_page_table): ... here. Delete.
6655 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
6656 (alloc_anon): Use valloc if no mmap.
6657 (release_pages): Use free if using valloc.
6658 (ggc_alloc_obj): Renamed from alloc_obj.
6659 (ggc_set_mark): Renamed from mark_obj.
6660 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
6661 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
6662 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
6663 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
6664 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
6665 (ggc_collect): Use fp printing instead of our own rounding.
6666 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
6667 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
6668 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
6669 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
6670 (struct ggc_string, struct ggc_any): Delete.
6671 (offsetof): Provide default definition.
6672 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
6674 (struct ggc_mem): New, from corpse of ggc_any.
6675 (struct ggc_status): Delete.
6676 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
6677 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
6678 (n_strings_collected, n_anys_collected): Delete.
6679 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
6680 (ggc_alloc_string, ggc_alloc): Delete.
6681 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
6682 (ggc_free_string, ggc_free_any): Delete.
6683 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
6684 (ggc_compare_addresses, ggc_mark_string): Delete.
6685 (ggc_mark_string_if_gcable, ggc_mark): Delete.
6686 (search_data): Delete.
6687 (struct globals): New.
6688 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
6689 (tree_insert, tree_lookup): New.
6690 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
6691 (clear_marks, sweep_objs): New.
6692 (ggc_collect): Gut. Use clear_marks, sweep_objs.
6693 (init_ggc): Set allocated_last_gc.
6694 (ggc_push_context): Gut. Use G.context.
6695 (ggc_pop_context): Likewise.
6696 (ggc_pop_context_1): New.
6697 (debug_ggc_tree): New.
6698 (debug_ggc_balance, tally_leaves): New.
6699 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
6700 (ggc_mark_string_if_gcable): Remove decl.
6701 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
6702 (ggc_mark_rtvec_children): New.
6703 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
6704 (ggc_mark_if_gcable): New decl.
6705 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
6706 (ggc_alloc_tree, ggc_alloc): Likewise.
6707 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
6708 (ggc_alloc_obj): New decl.
6709 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
6710 (ggc_alloc_tree, ggc_alloc): Likewise.
6711 (ggc_set_mark): New decl.
6712 * rtl.h (struct rtx_def): Remove gc_mark.
6713 (struct rtvec_def): Likewise.
6714 * tree.h (struct tree_common): Likewise.
6716 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
6718 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
6719 float_format and thread_file definitions.
6720 * configure: Rebuilt.
6722 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
6724 * extend.texi (Function Names): Document types of function names.
6726 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6728 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
6729 an earlyclobbered output conflict with RELOAD_INPUT reloads.
6731 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6733 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
6735 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6737 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
6739 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
6741 * collect2.c (main): Do prelimnary link on AIX if rflag.
6743 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6745 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
6746 __CTOR_LIST__ in opposite order, which is the correct order for sorted
6748 (__do_global_dtors): similarly for __DTOR_LIST__.
6750 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6751 Diego Novillo <dnovillo@cygnus.com>
6753 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
6756 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
6758 * fixincl/*: Merged "no_bogosity" branch
6759 * fixincl/fixlib.h: protect against doubly defining t_bool
6760 * fixincl/server.h: protect against doubly defining t_bool
6762 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
6764 * genoutput.c: Include toplev.h.
6766 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
6768 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
6770 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
6771 * configure: Regenerate.
6773 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
6775 * gcse.c (delete_null_pointer_checks): Returns void.
6777 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6779 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
6780 * emit-rtl.c (copy_insn_1): Likewise.
6782 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6784 * config/mips/mips.c (mips_build_va_list): Correct
6785 TREE_CHAIN setting when hard-float.
6786 (mips_va_start): Use corrected setting.
6787 (mips_va_arg): Likewise. Also pass a tree to build of
6788 POSTINCREMENT_EXPR rather than a naked 'int'.
6790 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
6792 * ggc.h (ggc_push_context): Fix comment.
6793 (ggc_pop_context): Likewise.
6794 (mark_string_if_gcable): Likewise.
6795 * ggc-common.c (ggc_mark_rtx_children): Use
6796 ggc_mark_string_if_gcable.
6797 * ggc-page.c (ggc_lookup_page_table): New function.
6798 (ggc_allocated_p): Likewise.
6799 (mark_obj): Fix formatting.
6800 (ggc_mark_string_if_gcable): New function.
6801 * ggc-simple.c (ggc_allocated_strings): New variable.
6802 (ggc_strings_used): Likewise.
6803 (ggc_compare_addresses): New function.
6804 (ggc_pop_context): Pop the `any' memory too.
6805 (ggc_mark_string_if_gcable): New function.
6806 (ggc_collect): Initialize and tear down ggc_allocated_strings.
6808 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
6810 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
6811 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
6812 * rs6000.c (expand_block_move): Match movstrsi_?reg register
6815 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
6817 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
6818 (sched_reg_live_length, sched_reg_basic_block): Delete.
6819 (current_block_num, bb_live_regs, old_live_regs): Delete.
6820 (dead_notes, struct sometimes): Delete.
6821 (sched_note_set, birthing_insn_p): Delete.
6822 (adjust_priority): Gut useless reg lifetime code.
6823 (create_reg_dead_note, attach_deaths): Delete.
6824 (attach_deaths_insn, new_sometimes_live): Delete.
6825 (finish_sometimes_live): Delete.
6826 (find_pre_sched_live, find_post_sched_live): Delete.
6827 (update_reg_usage): Delete.
6828 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
6829 (schedule_insns): Delete reg lifetime code.
6830 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
6831 (unlink_other_notes): Adjust REG_NOTE commentary.
6832 (reemit_notes): Use REG_SAVE_NOTE.
6833 (schedule_block): Likewise.
6834 (schedule_region): Allocate bitmap of blocks in region. Use
6835 count_or_remove_death_notes. Use update_life_info.
6837 * rtl.h (REG_SAVE_NOTE): New.
6838 * rtl.c (reg_note_name): Update.
6840 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
6842 * combine.c (refresh_blocks, need_refresh): New.
6843 (combine_instructions): Allocate refresh_blocks. Invoke
6844 update_life_info if needed.
6845 (distribute_notes): Mark refresh_blocks instead of installing
6847 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
6848 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
6850 * Makefile.in (recog.o): Depend on basic-block.h.
6852 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
6854 * genrecog.c (add_to_sequence): Thinko last change: delete
6855 shadowing allow_const_int variable.
6857 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6859 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
6860 __GNUC__ and __GNUC_MINOR__.
6862 * gansidecl.h: Likewise.
6868 * toplev.h: Likewise.
6874 * varray.c: Likewise.
6876 * varray.h: Likewise.
6878 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6880 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
6881 use one before a jump table.
6883 * rtl.def (ADDRESS): Change documentation to match reality.
6884 * md.texi: Don't document it.
6885 * gmicro.md (load address pattern): Use 'p' constraint, delete use
6888 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
6890 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
6892 * genrecog.c (add_to_sequence): Move allow_const_int test outside
6893 known predicate block; default allow_const_int true.
6894 (debug_decision_list): New.
6896 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
6898 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
6900 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
6902 * gcse.c (gcse_main): Avoid global optimizations if we have a
6903 large number of basic blocks and the ratio of edges to blocks
6905 (delete_null_pointer_checks): Likewise.
6907 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
6909 * c-common.c (check_format_info): Warn if format string isn't a
6912 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
6914 * configure.in (arm*-*-*): Don't let autoconf remove brackets
6915 * configure: regenerate
6917 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
6919 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
6920 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
6921 (peepholes): Re-enable.
6923 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
6925 * Makefile.in (flow.o): Depend on TREE_H.
6926 * basic-block.h (REG_SET_EQUAL_P): New.
6929 (free_regset_vector): Remove declaration.
6930 (flow_delete_insn_chain): Declare.
6931 (enum update_life_extent): New.
6932 (update_life_info, count_or_remove_death_notes): Declare.
6933 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
6934 Verify register live at bb->global_live_at_start before adding USE.
6935 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
6936 (CLEAN_ALLOCA): New.
6938 (PROP_*): New flags.
6939 (find_basic_blocks_1): Use alloc_EXPR_LIST.
6940 (clear_edges): Zero n_edges.
6941 (make_edge): Increment n_edges.
6942 (split_edge): Don't allocate bb->local_set. Increment n_edges.
6943 (flow_delete_insn_chain): Export.
6944 (delete_block): Decrement n_edges.
6945 (merge_blocks_nomove): Likewise.
6946 (life_analysis): Give life_analysis_1 PROP flags.
6947 (verify_wide_reg_1, verify_wide_reg): New.
6948 (verify_local_live_at_start): New.
6949 (update_life_info): Rewrite to call into propogate_block.
6951 (mark_regs_live_at_end): After reload, if epilogue as rtl,
6952 always mark stack pointer. Conditionally mark PIC register.
6953 After reload, mark call-saved registers, return regsiters.
6954 (life_analysis_1): Accept PROP flags not remove_dead_code.
6955 Call mark_regs_live_at_end before zeroing regs_ever_live.
6956 Use calculate_global_regs_live. Copy global_live_at_end before
6957 calling final propagate_block. Zero reg_next_use on exit.
6958 (calculate_global_regs_live): New.
6959 (allocate_bb_life_data): Don't allocate bb->local_set.
6960 (init_regset_vector, free_regset_vector): Remove.
6961 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
6962 Test flags before every operation. Warn if prologue/epilogue insn
6963 would have been deleted.
6964 (mark_set_regs, mark_set_1): Accept and use FLAGS.
6965 Use alloc_EXPR_LIST.
6966 (mark_used_regs): Accept and use FLAGS, not FINAL.
6967 Remove special handling for RETURN.
6968 (try_pre_increment): Use alloc_EXPR_LIST.
6969 (dump_flow_info): Dump n_edges.
6970 (unlink_insn_chain, split_hard_reg_notes): Remove.
6971 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
6972 (find_insn_with_note, new_insn_dead_notes): Remove.
6973 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
6974 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
6975 (replace_insns): Remove.
6976 (count_or_remove_death_notes): New.
6977 (verify_flow_info): Abort on error after all checks.
6978 (remove_edge): Decrement n_edges.
6979 (remove_fake_edges): Tweek format.
6980 * haifa-sched.c (schedule_insns): Use split_all_insns.
6981 * output.h (update_life_info): Remove declaration.
6982 * recog.c (split_all_insns): From the corpse of split_block_insns,
6983 do the whole function block by block. Use update_life_info.
6984 (recog_last_allowed_insn): New.
6985 (recog_next_insn): Mind it.
6986 (peephole2_optimize): Set it. Walk backwards through blocks.
6987 Use update_life_info.
6988 * rtl.h (update_flow_info, replace_insns): Remove declarations.
6989 (split_all_insns): Declare.
6990 * toplev.c (rest_of_compilation): Thread prologue before flow2.
6991 Use split_all_insns.
6993 * i386.md (or -1 peep2s): Disable.
6995 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
6997 * config/mips/mips.md (movstrsi+[123]) : Combine these into
6998 a single pattern. Scrap the 'd' versions as unnecessary.
7000 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
7001 tablejump_mips162,tablejump_internal4): The operands to a
7002 label_ref must be VOIDmode.
7004 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7006 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
7008 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7010 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
7012 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
7014 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
7015 cache every function if ggc_p.
7017 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7019 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
7020 instead of copy_rtx. Accept sequences that contain asm statements.
7021 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
7022 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
7023 orig_asm_operands_vector, copy_asm_operands_vector,
7024 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
7026 * rtl.h (copy_insn, copy_insn_1): Declare.
7028 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7030 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
7032 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
7033 arguments to `current_file_function_operand'.
7035 * genrecog.c: Include hard-reg-set.h and resource.h in the
7036 generated output file.
7038 * real.c: Include tm_p.h.
7040 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7042 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
7045 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
7047 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
7048 before the fctiwz insn.
7050 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7051 Mark Mitchell <mark@codesourcery.com>
7053 * tree.c (make_lang_type_fn): New funtion pointer.
7054 (make_lang_type): Call it.
7055 * tree.h (make_lang_type): Declare.
7056 (make_lang_type_fn): Likewise.
7057 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
7059 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
7061 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
7062 make sure that HIGH instructions are copied into BASE_REGS.
7064 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
7066 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
7068 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
7070 * c-decl.c (finish_struct): Use simpler method of
7071 removing elements of a singly-linked list.
7073 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
7075 * alpha.md (peephole2's): Comment out peephole2's that generate
7078 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
7080 * genrecog.c (add_to_sequence): Disable mode check for
7083 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7085 * ggc-simple.c (init_ggc): Set empty_string.
7087 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
7089 * configure.in: Detect mmap. Add --with-gc=foo to select
7090 garbage collector; default to page if mmap available.
7091 * Makefile.in (GGC): Substitute.
7093 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
7095 * c-decl.c (ggc_p): Enable.
7097 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7099 * flow.c (verify_flow_info): Make it extern & unconditionally define.
7101 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
7103 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
7104 string for little-endian-data.
7106 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
7108 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
7109 case somebody tries to compile --enable-checking code with gcc
7112 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
7114 * genrecog.c (add_to_sequence): Verify operand to label_ref is
7117 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
7119 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
7120 * jump.c (jump_optimize_1): Document why.
7122 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7124 * collect2.c (scan_prog_file, scan_libraries): Prototype function
7125 pointers and casts for `int_handler' and `quit_handler'.
7127 * flow.c (verify_flow_info, split_hard_reg_notes,
7128 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
7129 remove_edge, remove_fake_successors): Add static prototypes.
7130 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
7131 (mark_set_1): Initialize variable `regno'.
7132 (unlink_insn_chain): Likewise for variable `curr'.
7133 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
7135 * loop.c (strength_reduce): Initialize variable
7136 `unrolled_insn_copies'.
7137 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
7138 prototypes. Change these functions to take const PTR parameters
7139 to avoid prototype conflict when used as the comparson argument
7141 (check_dbra_loop): Initialize variable `comparison_val'.
7143 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
7144 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
7145 (find_valid_class): Initialize variable `best_class'.
7146 (find_reloads): Call memcpy, not bcopy.
7148 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
7149 (hard_reg_use_compare): Don't needlessly cast away const.
7150 (reload_reg_class_lower): Likewise.
7151 (choose_reload_regs): Initialize variable `regno'.
7153 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
7155 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
7157 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
7159 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
7160 ({,d}discard): Add forward declarations. Declare parameter as
7162 (main_without_main): Explicitly declare return type to be int.
7163 (memcpy): Properly declare.
7165 * libgcc2.c (toplevel): If inhibit_libc is defined and not
7166 building the trampoline support, declare malloc, free, and
7168 (__clear_cache): Mark arguments as potentially unused.
7170 * frame.c (toplevel): If inhibit_libc is defined, declare
7173 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
7175 * flow.c (make_edge): Accept an optional 2D bitmap in which
7176 to cache edge existence. Update all callers.
7177 (make_label_edge, make_eh_edge): Pass through the edge cache.
7178 (make_edges): Provide the cache.
7180 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7182 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
7184 (local_mbtowc): Change the type of variable `i' from int to size_t.
7186 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
7187 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
7189 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
7191 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
7192 after other includes that define the appropriate types. Include
7193 tm_p.h for getting user prototypes.
7194 * ggc-callbacks.c (toplevel): Ditto.
7195 * ggc-none.c (toplevel): Ditto.
7196 * gcc-page.c (toplevel): Ditto.
7197 * ggc-simple.c (toplevel): Ditto.
7199 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
7200 Jonathan Larmour <jlarmour@cygnus.co.uk>
7202 * config/mips/mips.c (mips_move_2words): Split doubles if
7203 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
7205 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
7207 * genrecog.c (struct decision_test): New.
7208 (struct decision): Remove test-related members, sort the rest by size.
7209 (IS_SPLIT): Simplify.
7210 (new_decision, new_decision_test): New.
7211 (add_to_sequence): Use them. No special handling for args of
7213 (maybe_both_true): Renamed from not_both_true; return sense changed.
7214 (maybe_both_true_1, maybe_both_true_2): New. Broken out
7215 of maybe_both_true and adjusted for decision_test.
7216 (position_merit): Remove.
7217 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
7218 (merge_accept_insn): New, broken out of merge_trees.
7219 (merge_trees): Use them. No special case for c_test; no node
7220 splitting; use test type instead of position_merit.
7221 (factor_tests): New.
7222 (simplify_tests): New.
7223 (break_out_subroutines): Don't write code now.
7224 (find_afterward): New.
7225 (write_afterward, write_switch, write_cond): New.
7226 (write_action, is_unconditional): New.
7227 (write_node): New. Use them.
7228 (write_tree_1): Rewrite. Use the new functions above.
7229 (write_tree): Remove afterward processing.
7230 (write_subroutine): Simplify function variant emission.
7231 (write_subroutines): New.
7232 (same_codes, clear_codes): Remove.
7233 (same_modes, clear_modes): Remove.
7234 (write_header): New, broken out of main.
7235 (make_insn_sequence): Use new_decision and new_decision_test.
7236 (process_tree): New, broken out of main.
7237 (main): Adjust for merge_trees interface change.
7238 Don't #define operands in the output file.
7239 (record_insn_name): New, broken out of make_insn_sequence.
7240 (debug_decision_2, debug_decision_1, debug_decision_0): New.
7241 (debug_decision): New.
7243 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
7245 * resource.c (find_free_register): Mark class_str argument const.
7246 * resource.h: Update prototype to match.
7248 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
7249 * i386.md: Give all anonymous insns names.
7251 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
7253 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
7256 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
7258 * toplev.c (dbr_sched_time): Unconditional.
7259 (peephole2_time): New.
7260 (compile_file): Add pass numbers to all of the dump file suffixes.
7261 Dump peephole2_time. Don't dump times for non-applicable passes.
7262 (rest_of_compilation): Add pass numbers to dump file suffixes.
7263 Conditionalize calls to the scheduler.
7264 * invoke.texi: Update.
7266 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
7268 * flow.c (make_edges): Fix insn iteration.
7269 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
7270 (find_basic_blocks_1): Fix spelling mistake.
7272 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
7274 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
7275 always have side-effects. Use memset not bzero.
7276 (make_node): Likewise.
7278 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
7280 * stmt.c (expand_anon_union_decl): When any of the elements of the
7281 union is addressable, so is the entire union.
7283 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
7285 * sbitmap.c (sbitmap_ones): Don't set too many bits.
7287 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
7288 * bitmap.c (bitmap_operation): Return true iff TO changed.
7289 (bitmap_equal_p): New.
7290 (bitmap_bit_p): Tidy arithmetic.
7291 (debug_bitmap_file): Likewise.
7293 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
7295 * toplev.c (rest_of_compilation): Turn on cse_not_expected
7296 before cse2 instead of after.
7298 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
7300 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
7303 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7305 * cppinit.c (is_idchar initializer): Loosen tests to accept
7308 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
7310 * mips.md: Define conditional move patterns for floating point
7311 operands and DI mode conditions.
7313 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
7315 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
7316 always have side-effects.
7318 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
7320 * mn10200.c (asm_file_start): Fix typo.
7322 * cppinit.c (is_idchar initializer): Tighten tests for when
7323 to put the table into initialized memory.
7325 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
7326 not an array of rtunion.
7327 * gcc-page.c (ggc_alloc_rtvec): Similarly.
7328 * gcc-simple (ggc_free_rtvec): Similarly.
7330 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
7333 * mbchar.h: Add missing #endif.
7335 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
7336 (FPBIT, DPBIT): Define.
7338 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7340 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
7342 * profile.c (instrument_arcs, output_gcov_string,
7343 tablejump_entry_p): Add static prototypes.
7344 (output_gcov_string): Constify a char*.
7346 * regmove.c (replacement_quality, fixup_match_2): Add static
7349 * resource.h (reg_dead_p): Add extern prototype.
7351 * rtl.c (trim_filename): Add static prototype.
7353 * scan-decls.c (skip_to_closing_brace): Likewise.
7355 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
7356 (expand_end_case): Initialize variable `range'.
7357 (emit_case_nodes): Remove unused prototype `rtx_fn'.
7359 * varasm.c (asm_emit_uninitialised): Add static prototype.
7360 (asm_emit_uninitialised, assemble_variable): Mark parameter with
7363 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7365 * cpplib.c (if_directive_nameo): Add static prototype.
7367 * cse.c (cse_insn): Remove unused variable `p'.
7369 * except.c (create_rethrow_ref, push_entry,
7370 receive_exception_label, new_eh_region_entry, find_func_region,
7371 clear_function_eh_region, process_nestinfo): Add static prototypes.
7372 (get_reg_for_handler): Hide definition.
7373 (process_nestinfo): Initialize variable `extra_handlers'.
7375 * expr.h (expand_builtin_longjmp): Add extern prototype.
7377 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
7379 * function.c (prepare_function_start): Likewise.
7380 (pop_function_context_from): Mark parameter `context' with
7382 (push_temp_slots_for_block, flush_addressof): Hide definition.
7384 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
7385 solve_program_flow_graph, calculate_branch_probs,
7386 function_summary, main, fancy_abort): Add prototypes.
7388 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
7389 (add_hash): Constify a char*.
7391 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
7392 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
7393 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
7395 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
7397 * lists.c (free_list, zap_lists): Likewise.
7399 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7401 * alias.c (nonlocal_reference_p): Add static prototype.
7403 * bitmap.c (bitmap_element_allocate): Prototype args in function
7406 * builtins.c (stabilize_va_list): Add static prototype.
7407 (expand_builtin_va_arg): Constify a char*.
7409 * c-lex.c (getch, put_back, extend_token_buffer_to,
7410 read_line_number, token_getch, token_put_back): Add static
7413 * c-parse.gperf (hash, is_reserved_word): Likewise.
7415 * cccp.c (is_dir_separator): Likewise.
7417 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7419 * graph.h: New file to prototype functions exported by graph.c.
7421 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
7423 * graph.c: Include graph.h.
7425 * toplev.c: Likewise. Remove redundant prototypes.
7427 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
7429 * invoke.texi: Removed duplicated description for -Q.
7431 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
7433 * extend.texi: Grammar fix in __extension__ text.
7435 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
7437 * md.texi (define_peephole2): New section.
7439 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
7441 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
7442 (mov $-1 to or peepholer): Enable for pentium when optimizing for
7445 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
7447 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
7449 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
7451 * i386.md (ffs expander): Emit Pentium friendly code for
7454 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
7456 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
7460 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7462 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
7464 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
7466 * config/m68k/m68k.c (use_return_insn): Return false if the pic
7469 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7471 * md.texi (No Constraints): Delete section.
7472 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
7473 * final.c (final_scan_insn): We always have register constraints.
7474 * genattrtab.c: Don't include "insn-config.h".
7475 (write_attr_case): We always have register constraints.
7476 * genconfig.c (register_constraint_flag): Delete.
7477 (walk_insn_part): Don't check whether we have register constraints.
7478 (main): Don't write out "#define REGISTER_CONSTRAINTS".
7479 * genoutput.c (have_constraints): Delete.
7480 (main): Don't set it.
7481 (output_operand_data): We always have constraints.
7482 (scan_operands): Likewise.
7483 (compare_operands): Likewise.
7484 * local-alloc.c (block_alloc): We always have constraints.
7485 (requires_inout): Always compile this function.
7486 * recog.c (extract_insn): We always have constraints.
7487 (constrain_operands, reg_fits_class_p): Always compile these
7489 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
7491 (struct insn_operand_data): Likewise.
7492 * regclass.c (regclass): We always have constraints.
7493 (record_reg_classes, copy_cost, record_address_regs,
7494 auto_inc_dec_reg_p): Always compile these functions.
7495 * regmove.c (regmove_optimize): We always have constraints.
7496 * reload.c (find_reloads): Likewise.
7497 * reload1.c (reload): Likewise.
7498 (reload_cse_simplify_operands): Likewise.
7499 * i860.c (output_delay_insn): Likewise.
7501 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
7503 * iris6.h (BUILD_VA_LIST_TYPE): Define.
7505 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7507 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
7508 for the va_list record.
7510 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
7512 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
7515 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
7517 * alias.c: Include insn-flags.h.
7518 * Makefile.in (alias.o): Update.
7520 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
7522 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
7523 to LTU and GEU. Handle more cases using sbb.
7525 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
7527 * i386.md (truncatexfdf splitters): Do not use subreg.
7528 (fop XFmode patterns): Fix mode in operand testing.
7530 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
7532 * jump.c (jump_optimize_1): Amend last change to test only the
7533 form of the operand, not the insn.
7535 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
7536 not register_operand to determine when B may need preloading.
7538 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
7540 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
7541 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
7542 (call-value patterns): Move to end of file.
7543 (*): Remove mode from label_ref in (pc) context.
7544 (movstrqi): Use memory not general_operand for BLKmode operands.
7545 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
7546 to register_operand operands.
7547 (peep2 patterns): Convert from commented-out peephole patterns.
7549 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7551 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
7552 to BUILT_IN_INIT_DWARF_REG_SIZES.
7553 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
7554 Renamed from BUILT_IN_DWARF_REG_SIZE; call
7555 expand_builtin_init_dwarf_reg_sizes.
7556 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
7557 with __builtin_init_dwarf_reg_size_table.
7558 * dwarf2out.c (struct reg_size_range): Delete.
7559 (expand_builtin_init_dwarf_reg_sizes): New function.
7560 (expand_builtin_dwarf_reg_size): Delete.
7561 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
7562 (expand_builtin_dwarf_reg_size): Don't declare.
7563 * libgcc2.c (dwarf_reg_size_table_initialized): New.
7564 (dwarf_reg_size_table): New.
7565 (init_reg_size_table): New function.
7566 (copy_reg): Use dwarf_reg_size_table.
7567 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
7570 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
7572 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
7573 Correctly build argument list to constructor and destructor functions.
7575 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
7577 * c-tree.h (warn_float_equal): Declare.
7578 * c-decl.c (warn_float_equal): Define.
7579 (c_decode_option): Recognize -W[no-]float-equal.
7580 * c-typeck.c (build_binary_op): Conditionally warn
7581 about equality tests of floating point types.
7582 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
7583 * invoke.texi: Add docs for -Wfloat-equal warning.
7585 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
7587 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
7588 generating RTL directly.
7589 * mips.h (INIT_TARGET_OPTABS): Likewise.
7590 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
7592 * expr.h (init_mov_optab): Delete declaration
7594 * h8300.c (WORD_REG_USED): Update to avoid useless register
7595 saves in interrupt functions and functions which never return.
7597 * cse.c (struct set): Delete inner_dest_loc field.
7598 (cse_insn): Remove assignments to inner_dest_loc field.
7600 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
7602 * ggc-page.c: Don't include <unistd.h> etc taken care of
7603 by "system.h". Include <sys/mman.h> afterward.
7605 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
7607 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
7610 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
7612 * xcoffout.c (xcoffout_declare_function): Add documentation.
7613 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
7614 TARGET_64BIT. Compare constant to -1, not bit pattern.
7615 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
7616 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
7619 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
7621 * dwarf2out.c (add_abstract_origin_attribute): Abort if
7623 (gen_inlined_enumeration_type_die): Do not abort if the type has
7624 not been writeen out.
7625 (gen_inlined_structure_type_die): Do not abort if the type has
7626 not been writeen out.
7627 (gen_inlined_union_type_die): Do not abort if the type has
7628 not been writeen out.
7629 (gen_tagged_type_instantiation_die): Do not abort if the type
7630 has not been written out.
7632 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7634 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
7636 * reg-stack.c (straighten_stack): Copy hard reg set with
7639 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
7641 * builtins.c (stabilize_va_list): Stabilize array type va_list
7642 to a pointer type, not the base record type.
7643 (expand_builtin_va_copy): Dereference the pointers explicitly;
7644 use the correct size for the copy.
7646 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
7647 (rs6000_va_arg): Likewise.
7649 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
7651 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
7653 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
7655 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
7657 (DECL_BUILT_IN_CLASS): Adjust accordingly.
7659 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
7661 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
7662 (init_ggc): Use it instead of a constant.
7663 (ggc_collect): Bound allocated_last_gc by it.
7665 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
7667 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
7670 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
7672 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
7673 (mips*-*-openbsd*): Let big endian configuration be a fragment.
7675 * config/mips/openbsd.h: New, OpenBSD little endian target.
7676 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
7677 * config/mips/xm-openbsd.h: New, OpenBSD host.
7679 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
7681 * config/m68k/m68k.c (output_function_prologue,
7682 output_function_epilogue): Use
7683 current_function_uses_pic_offset_table instead of regs_ever_live
7684 to decide whether to save/restore pic register.
7685 (legitimize_pic_address): Don't modify regs_ever_live any more.
7687 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
7689 * function.h (struct function): Add x_dont_save_pending_sizes_p.
7690 * stor-layout.c (variable_size): Don't add sizes to the pending
7691 sizes list if x_dont_save_pending_sizes_p is set.
7693 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
7695 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
7696 for symbolic_operand().
7697 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
7699 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7701 * combine.c (gen_rtx_combine): Add missing call to va_end().
7703 * final.c (asm_fprintf): Likewise.
7705 * genattrtab.c (attr_rtx): Likewise.
7707 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
7709 * cse.c: Update comments.
7710 (cse_insn): When converting a conditional/computed jump into
7711 an unconditional jump, always make sure a BARRIER immediately
7712 follows the converted jump. Do not delete unreachable code.
7713 (cse_basic_block): Do not delete unreachable code.
7714 * toplev.c (rest_of_compilation): Move call to
7715 delete_trivially_dead_insns after the conditional call to
7718 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7720 * collect2.c (make_temp_file): Don't prototype.
7722 * gcc.c (make_temp_file): Likewise.
7724 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
7726 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
7728 * varasm.c (asm_emit_uninitialised): New function: Generate
7729 the assembler statements necessary to declare an uninitialised
7731 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
7733 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
7734 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
7736 (assemble_variable): Use asm_emit_uninitialised to emit an
7737 uninitialised variable.
7739 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
7741 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
7742 constant on a 64 bit host. Patch supplied by Geoffrey Keating
7743 <geoffk@cygnus.com>.
7745 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7747 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
7748 * c-common.h (builtin_function): Don't declare.
7750 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
7752 (pushdecl): Likewise.
7753 (finish_decl): Likewise.
7754 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
7755 int. All callers changed.
7756 Set the builtin's DECL_BUILT_IN_CLASS.
7757 * tree.h (enum built_in_class): New.
7758 (enum built_in_function): Delete NOT_BUILT_IN.
7759 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
7761 (DECL_SET_FUNCTION_CODE): Likewise.
7762 (DECL_BUILT_IN_CLASS): New macro.
7763 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
7764 (struct tree_decl): Split builtin function code field into a
7766 (builtin_function): Declare.
7768 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
7770 * optabs.c (init_traps): Fix typo in last change.
7772 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
7774 * toplev.c (rest_of_decl_compilation): Update comment.
7776 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7778 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
7779 in .sbss if appropriate.
7780 (EXTRA_SECTION_FUNCTIONS): Add sbss.
7781 (SBSS_SECTION_ASM_OP): New macro.
7782 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
7783 (EXTRA_SECTIONS): Add in_sbss.
7784 * config/mips/mips.h: Prototype sbss_section.
7786 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
7788 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
7791 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
7793 * optabs.c (init_traps): Register trap_rtx as a GC root.
7795 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7797 * config/mips/mips.c (function_arg_pass_by_reference): Define
7798 unconditionally, since it's called unconditionally.
7800 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7802 * toplev.c (documented_lang_options): Add -fshort-wchar.
7803 * c-decl.c (c_decode_option): Likewise.
7804 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
7806 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
7807 * gcc.c (default_compilers): If -fshort-wchar,
7808 override __WCHAR_TYPE__.
7809 * tm.texi (C Dialect Options): Add -fshort-wchar.
7811 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
7812 symbol for a variable.
7814 * cpplib.h (CPP_PREPROCESSED): New macro.
7815 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
7816 we're seeing this input for a second time.
7818 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
7820 * emit-rtl.c (init_emit_once): Initialize modes first.
7822 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
7824 * config/i386/i386.c (pic_label_name): Change to char pointer.
7825 (global_offset_table): New variable.
7826 (load_pic_register): Fill global_offset_table if it hasn't
7827 already been done. Allocate pic_label_name dynamically.
7828 * ggc.h (empty_string): New variable.
7829 * ggc-simple.c (empty_string): Likewise.
7830 (init_ggc): Allocate empty_string and add as root.
7831 * stmt.c (digit_strings): New variable.
7832 (init_stmt): Add last_block_end_note as root. Allocate and
7833 initialize digit_strings.
7834 (expand_asm_operands): Use empty_string instead of string
7835 constant. Use digit_strings instead of string constants.
7836 * profile.c (init_arc_profiler): Allocate string with
7837 ggc_alloc_string instead of xmalloc.
7838 (output_func_start_profiler): Likewise.
7839 * c-typeck.c (digest_init): Check if init is error_mark_node.
7841 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
7842 Richard Henderson <rth@cygnus.com>
7844 * ggc-page.c: New file.
7845 * Makefile.in (ggc-page.o): New.
7847 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
7849 * invoke.texi: Document -fdelete-null-pointer-checks
7850 * toplev.c (flag_delete_null_pointer_checks): New.
7851 (f_options): Add entry for -fdelete-null-pointer-checks.
7852 (rest_of_compilation): Conditionalize null pointer check
7853 elimination on flag_delete_null_pointer_checks.
7854 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
7856 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
7858 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
7859 copyright notice and special exception to GPL.
7861 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7863 * abi64.h (mips_function_value): Add prototype arguments.
7865 * mips-protos.h: New file with mips prototypes.
7867 * mips.c: Include "tm_p.h".
7868 (mktemp, lookup_name): Add prototype arguments.
7869 (extern_list, string_constant, mips_fill_delay_slot,
7870 mips_output_external, mips_output_external_libcall,
7871 mips_output_filename, mips_declare_object, function_prologue,
7872 mips_expand_prologue, function_epilogue, mips16_constant,
7873 build_mips16_function_stub, mips_output_conditional_branch):
7875 (mips_va_start): Remove unused variable `u'.
7876 (mips_va_arg): Cast value to unsigned when comparing against one.
7878 (save_restore_insns, mips_expand_prologue): Add missing arg in
7879 call to `large_int'.
7881 * mips.h: Move prototypes to mips-protos.h.
7882 (data_section, memory_address_p, rdata_section,
7883 readonly_data_section, simple_epilogue_p, text_section): Delete
7884 prototypes delcared elsewhere.
7885 (mips_epilogue_delay_slots, print_options): Delete unused decls.
7887 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
7889 * mips.md: Delete extra args in call to `mips_move_2words'.
7891 * xm-iris6.h (alloca): Add prototype argument.
7893 * genpeep.c: Include "tm_p.h" in generated output file.
7895 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7897 * basic-block.h (find_edge_index): Change parameters.
7898 * flow.c (verify_edge_list): Pass basic_block parameters to
7899 find_edge_index instead of integers.
7901 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
7903 * combine.c (simplify_comparison): Use an unsigned shift to adjust
7906 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
7908 * gcc.1: Fix a formatting error.
7910 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7912 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
7913 i786, mn10200, mn10300, pdp11, v850.
7915 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
7917 * libgcc2.c (num_digits): Add prototype with
7918 __attribute__((const)).
7919 (__terminate): Add prototype.
7921 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
7923 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
7925 * alpha/alpha.c (print_operand): Fix type of `code'.
7926 (alpha_output_filename): Constify.
7927 * alpha/alpha.h: Move all function declarations ...
7928 * alpha/alpha-protos.h: ... here. New file.
7929 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
7930 (SECTION_FUNCTION_TEMPLATE): Likewise.
7932 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7934 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
7935 * expr.c (expand_expr): Likewise.
7936 (do_jump): Likewise.
7937 (do_store_flag): Pass ccp_store_flag to can_compare_p.
7938 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
7940 (enum can_compare_purpose): New.
7941 (can_compare_p): Adjust prototype.
7942 (prepare_cmp_insn, prepare_operand): Declare.
7943 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
7944 * optabs.c (cmp_available_p): Deleted.
7945 (expand_abs): Pass ccp_jump to can_compare_p.
7946 (can_compare_p): New arg PURPOSE. Check for combined optabs.
7947 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
7948 Call can_compare_p rather than cmp_available_p.
7949 (prepare_operand): No longer static.
7950 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
7951 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
7952 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
7953 sequence to use emit_cmp_and_jump_insns.
7954 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
7956 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
7958 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
7959 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
7960 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
7961 (plus (reg) (const_int 0))
7962 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
7964 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
7966 * rs6000.c (expand_block_move): DImode loads and stores require
7967 word-aligned displacements. Increment address registers with
7968 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
7970 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
7972 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
7973 is no name for the base type, rather than segfault. If we are
7974 writing out a complex integer type, use DW_ATE_lo_user.
7976 * expr.c (emit_move_insn_1): If we are copying a complex that fits
7977 in one word or less (complex char, complex short, or on 64 bit
7978 systems complex float) to/from a hard register, copy it through
7979 memory instead of dying in gen_{real,imag}part. If we have a
7980 short complex type, prevent inlining since it allocates stack
7983 * tree.c (build_complex_type): If we are writing dwarf2 output,
7984 generate a name for complex integer types.
7986 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7988 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
7989 * flow.c (remove_edge): Remove extra whitespace.
7990 (remove_fake_edges): Fix comment.
7991 (add_noreturn_fake_exit_edges): Use the correct name.
7993 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
7995 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
7996 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
7997 (clean): Depend on INTL_CLEAN.
7998 (maintainer-clean): Adjust.
8000 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8002 * configure.in (AC_PREREQ): Bump to 2.13.
8003 (AC_C_STRINGIZE): Call this instead of using a custom macro.
8005 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
8007 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
8009 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
8011 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
8012 (HAVE_STRINGIZE): Define.
8014 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
8016 * c-parse.in: save and restore warn_pointer_arith on __extension__
8017 along with pedantic.
8018 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
8019 Set the type of extension to itype rather than $<itype>1 kludge.
8020 * extend.texi (Alternate Keywords): Adjust documentation.
8021 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
8023 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
8025 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
8026 most assembler templates.
8028 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
8029 FP loads and stores.
8030 (following_call): Always return zero for the PA8000.
8031 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
8032 FP loads and stores.
8033 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
8035 * pa.h (BRANCH_COST): Define.
8037 * pa.md (return, return_internal): Use bve for PA2.0.
8039 * pa.md (fused multiply): Add variants which reduce height for the
8040 fused multiply, but which still generate 2 insns.
8041 (fnegabs): Similarly.
8043 * pa.md (subsi3): Turn into an expander. Create two anonymous
8044 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
8045 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
8047 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
8049 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
8051 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
8052 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
8054 * regclass.c (init_regs): Add "top_of_stack" as a garbage
8057 * flow.c (record_active_eh_regions): Terminate loop after finding
8058 the last insn in the last basic block.
8060 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8062 * config/c4x/c4x.md: Delete parallel instruction peepholes.
8064 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8066 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
8068 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8070 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
8071 splitting to not use output template.
8073 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8075 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
8076 * config/c4x/c4x.c (c4x_va_start): New function.
8078 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
8080 * genrecog.c (not_both_true): Handle correctly cases when called for
8081 tests with different positions in the insn.
8083 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8085 * machmode.h (HOST_PTR_PRINTF): Move from here ...
8087 * system.h (HOST_PTR_PRINTF): ... to here.
8089 * mips-tfile.c: Don't include machmode.h.
8091 * Makefile.in (MACHMODE_H): New variable. Update to use it.
8092 (mips-tfile.o): Don't depend on machmode.h.
8094 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8096 * haifa-sched.c (sched_analyze): Rename local variable `region' to
8097 avoid conflicts with typedef struct `region' at the top level scope.
8099 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
8101 * basic-block.h (basic_block): Add eh_beg, eh_end.
8102 * flow.c (entry_exit_blocks): Update.
8103 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
8105 (find_basic_blocks_1): Don't record eh_list at each bb. Use
8106 lists.c functions to allocate insn lists.
8107 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
8109 (make_eh_edge): ... here. New.
8110 (move_stray_eh_region_notes): New.
8111 (record_active_eh_regions): New.
8112 (delete_unreachable_blocks): Split out block merging ...
8113 (try_merge_blocks): ... here. New.
8114 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
8115 Dump debugging data.
8116 (merge_blocks_move_successor_nojumps): Likewise.
8117 (merge_blocks): Use eh_beg+eh_end to validate block movement.
8119 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
8121 * extend.texi (Bound member functions): Document unbound pmf
8124 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8126 * flow.c (split_edge): Handle insertion on a fallthrough edge which
8127 has the EXIT_BLOCK as a dest.
8129 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8131 * flow.c (remove_edge): New function to remove an edge from the
8133 (remove_fake_successors): New function to remove fake successor edges.
8134 (remove_fake_edges): New function to remove all fake edges from the
8136 (add_fake_exit_edges): New function to add fake edges from all blocks
8137 with no successors to the exit block.
8138 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
8139 prototypes for new functions.
8141 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8143 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
8144 Use Pmode to determine whether to output .dword or .word.
8146 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
8148 * tree.c (built_in_filename): New variable.
8149 (BUILT_IN_FILENAME): New macro.
8150 (init_tree_codes): Allocate built_in_filename.
8151 (make_node): Use built_in_filename instead of string constant.
8153 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
8155 * configure.in: Add fr30 target.
8156 * configure: Regenerate.
8157 * config/fr30: New directory.
8158 * config/fr30/crti.asm: New file.
8159 * config/fr30/fr30.c: New file.
8160 * config/fr30/crtn.asm: New file.
8161 * config/fr30/fr30.h: New file.
8162 * config/fr30/fr30.md: New file.
8163 * config/fr30/lib1funcs.asm: New file.
8164 * config/fr30/t-fr30: New file.
8165 * config/fr30/xm-fr30.h: New file.
8167 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
8169 * flow.c (merge_blocks_move_successor_nojumps): Delete the
8170 BARRIER at the end of the successor, not the BARRIER before
8173 * pa.c (pa_add_gc_roots): Fix thinko in last change.
8175 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
8177 * stmt.c (any_pending_cleanups): Don't crash when
8178 current_function->stmt is unset.
8180 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8182 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
8183 other initializations that may use it for relative offsets.
8185 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8187 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
8188 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
8189 * config/i386/sol2dbg.h: Removed.
8190 * config/i386/sol2gas.h: New file, to enable gas work-around.
8191 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
8192 Don't use sol2dbg.h.
8193 * configure: Rebuilt.
8195 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
8197 * invoke.texi (-fthis-is-variable): Remove documentation.
8199 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
8201 * basic-block.h (compute_bb_for_insn): Declare.
8202 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
8203 to use; set size of basic_block_for_insn directly.
8204 (find_basic_blocks): Update.
8206 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8208 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
8210 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8212 * crtstuff.c (ON_EXIT): Delete empty macro definition.
8213 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
8215 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
8217 * c-decl.c (c_decode_option): Extend comment.
8219 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
8221 * toplev.c (progname): Make 'const char *'
8222 (flag_print_mem): Move out of main.
8223 (version_flag): Move out of main.
8224 (filename): Move out of main.
8225 (debug_args): Remove g prefix from options.
8226 (documented_lang_options): Remove cpplib specific options.
8227 (display_help): Add g prefix to debug options.
8228 (check_lang_option): Delete this function.
8229 (decode_d_option): New function: Decode -d... option.
8230 (decode_f_option): New function: Decode -f... option.
8231 (decode_W_option): New function: Decode -W... option.
8232 (decode_g_option): New function: Decode -g... option.
8233 (independent_decode_option): New function: Decode a language
8234 independent command line option.
8235 (main): Invoke lang_decode_option and then
8236 independent_decode_option on each command line option in
8239 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
8241 Revert this change. Gavin's patch to operand_equal_p is a better fix.
8242 * fold-const.c (fold_range_test): Do not try to fold the range
8243 test if the rhs or lhs has side effects.
8245 * basic-block.h (compute_flow_dominators): Declare.
8247 * gcse.c (alloc_code_hoist_mem): New function.
8248 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
8249 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
8250 (hoist_code, one_code_hoisting_pass): Likewise.
8251 (gcse_main): If optimizing for size, then hoist expressions
8252 computed in multiple dominated basic blocks.
8254 * gcse.c (invalid_nonnull_info): New function.
8255 (delete_null_pointer_checks): Likewise.
8256 * rtl.h (delete_null_pointer_checks): Declare.
8257 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
8259 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
8260 (merge-blocks_move_successor_nojumps): Likewise.
8261 (merge_blocks): Allow merging of some blocks, even if it requires
8262 physical movement of the blocks, but not if it requires new jumps.
8264 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
8265 Callers and prototype changed.
8266 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
8268 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8270 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
8271 -YP when both -p and -pg are present. From i386/sol2.h.
8273 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8275 * Makefile.in (distclean): Delete tm_p.h.
8276 * configure.in: Create a new file, "tm_p.h", from a list in
8277 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
8278 "i386/i386-protos.h".
8280 * alias.c: Include "tm_p.h".
8281 * c-typeck.c: Likewise.
8282 * calls.c: Likewise.
8284 * emit-rtl.c: Likewise.
8285 * explow.c: Likewise.
8286 * expmed.c: Likewise.
8288 * final.c: Likewise.
8290 * fold-const.c: Likewise.
8291 * function.c: Likewise.
8293 * global.c: Likewise.
8294 * haifa-sched.c: Likewise.
8295 * integrate.c: Likewise.
8297 * local-alloc.c: Likewise.
8299 * optabs.c: Likewise.
8300 * recog.c: Likewise.
8301 * reg-stack.c: Likewise.
8302 * regclass.c: Likewise.
8303 * regmove.c: Likewise.
8304 * reload.c: Likewise.
8305 * reload1.c: Likewise.
8306 * reorg.c: Likewise.
8307 * resource.c: Likewise.
8309 * stor-layout.c: Likewise.
8310 * toplev.c: Likewise.
8312 * unroll.c: Likewise.
8313 * genattrtab.c (main): Make generated file include "tm_p.h".
8314 * genemit.c (main): Likewise.
8315 * genoutput.c (main): Likewise.
8316 * genrecog.c (main): Likewise.
8318 * i386.h: Delete all prototypes.
8319 * i386.c: Include "tm_p.h".
8320 (ix86_attr_length_default): Call constant_call_address_operand
8321 with correct number of arguments.
8322 * i386-protos.h: New file.
8323 * i386.md (unnamed patterns): Call constant_call_address_operand
8324 with correct number of arguments.
8325 (exception_receiver): Call load_pic_register with correct number
8328 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
8330 * c-pragma.c (mark_align_stack): Dereference the void* properly.
8332 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
8334 * rtl.h (insns_safe_to_move_p): New function.
8335 * loop.c (find_and_verify_loops): Use it.
8336 * rtlanal.c (insns_safe_to_move_p): Define it.
8338 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
8340 * c-pragma.c: Include ggc.h.
8341 * Makefile.in (c-pragma.o): Update.
8343 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8345 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
8346 (LIB_SPEC): Likewise.
8347 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
8348 Reindent -YP/-p/-pg.
8349 Copied from config/sparc/sol2.h.
8351 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
8353 * c-pragma.c (mark_align_stack): New.
8355 * c-pragma.h (init_pragma): Declare it.
8356 * c-lex.c (init_parse): Call it.
8358 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8360 * configure.in: Pick up thread library on Solaris/x86 just
8361 like on Solaris/sparc.
8362 * configure: Rebuilt.
8364 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
8366 * rtl.h (global_rtx_index): New enum.
8367 (global_rtl): Change to array of rtx.
8368 (pc_rtx, cc0_rtx): Redefine accordingly.
8369 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
8370 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
8371 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
8372 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
8373 (const_int_rtx): Change to array of rtx.
8374 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
8376 * emit-rtl.c (global_rtl): Change to array of rtx.
8377 (const_int_rtx): Change to aray of rtx.
8378 (gen_rtx_CONST_INT): Redefine accordingly.
8379 (init_emit_once): Allocate and initialize global_rtl. Likewise
8380 for const_int_rtx. Add both as GC roots.
8381 * genattrtab.c (global_rtl): Update declaration.
8383 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
8385 * Makefile (USER_H): Add iso646.h back.
8387 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
8389 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
8390 zapping the LOG_LINKS of sched_before_next_call.
8392 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
8393 * pa.c (insn_refs_are_delayed): Renamed from
8394 insn_sets_and_refs_are_delayed.
8396 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
8398 * functiion.h (struct function): Add x_whole_function_mode_p.
8399 (retrofit_block): Declare.
8400 * function.c (retrofit_block): New function.
8401 (identify_blocks): Add assertions. Allow an incomplete set of
8402 block notes if we're still generating code for the function.
8403 * integrate.c: Include loop.h.
8404 (expand_inline_function): Call find_loop_tree_blocks to map block
8405 notes to blocks when in whole-function mode. Use retrofit_block
8406 to insert new BLOCKs for the inlined function, rather than
8408 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
8409 * Makefile.in (integrate.o): Depend on loop.h.
8411 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
8413 * tree.h (warn_about_unused_variables): Declare.
8414 * stmt.c (warn_about_unused_variables): New function, split out
8416 (expand_end_bindings): Here.
8418 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
8420 * stmt.c (preserve_subexpressions_p): Don't crash when
8421 current_function->stmt is unset.
8423 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
8425 * stmt.c (expand_start_bindings): Allow callers to pass a flag
8426 indicating that no NOTE_INSN_BLOCK_BEG note is required.
8427 (expand_start_target_temps): Use it.
8428 * except.c (expand_eh_region_start_for_decl): Likewise.
8429 * expr.c (expand_expr): Likewise.
8431 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8433 * fold-const.c (operand_equal_p): Pay attention to side effects.
8435 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
8437 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
8438 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
8440 * tlink.c (scan_linker_output): Look for keywords before accepting
8441 a mangled name in quotes.
8443 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
8445 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
8446 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
8448 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
8450 * alpha.md: Revert Thu Nov 26 change that came in through the
8451 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
8452 Avoid earlyclobber when possible.
8454 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8456 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
8458 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
8459 Define HAVE_ON_EXIT.
8461 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8463 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
8464 CTYPE_CONV in all ctype macros.
8466 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
8469 * cexp.y (initialize_random_junk): Likewise.
8471 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
8473 * i370.c (handle_pragma): Likewise.
8475 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
8477 * v850.c (override_options): Likewise.
8479 * doprint.c (_doprnt): Likewise.
8481 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
8484 * fixinc/server.c (load_data): Likewise.
8486 * fold-const.c (real_hex_to_f): Likewise.
8488 * genattr.c (write_upcase, gen_attr): Likewise.
8490 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
8491 write_upcase): Likewise.
8493 * genemit.c (print_code): Likewise.
8495 * genopinit.c (gen_insn): Likewise.
8497 * genpeep.c (print_code): Likewise.
8499 * genrecog.c (print_code): Likewise.
8501 * optabs.c (init_libfuncs): Likewise.
8503 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
8505 * haifa-sched.c (sched_analyze): Keep the list of notes organized
8507 (reemit_notes): Likewise.
8509 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
8511 * ggc.h (ggc_root): Move to ggc-common.c.
8513 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
8514 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
8515 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
8516 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
8517 * ggc-common.c (ggc_root): Move from ggc.h.
8518 (roots): Declare, static.
8519 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
8520 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
8521 null or check/set mark bit.
8522 (ggc_mark_roots): New.
8523 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
8525 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
8527 * m32r.c: Include toplev.h.
8528 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
8529 (gen_compare): Rename swap_p to must_swap to match uses.
8530 Add default abort case.
8531 (m32r_output_function_epilogue): Remove unused variables.
8532 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
8533 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
8534 define to empty parameter list. Update all uses.
8535 (predicate decls): Use enum machine_mode not int.
8536 * m32r.md (movsi): Call abort, not fatal_insn.
8537 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
8539 1999-09-14 Andrew Haley <aph@cygnus.com>
8541 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
8542 use $0 instead of 0.
8544 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8546 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
8547 computation out of loop over hard regs.
8549 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
8551 * function.c (identify_blocks): Don't shadow a variable in an
8553 * integrate.c (integrate_decl_tree): Don't use pushlevel,
8554 pushdecl, or poplevel to build up the new BLOCK tree.
8555 (expand_inline_function): Likewise.
8556 (integrate_parm_decls): Likewise.
8558 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
8560 * c-typeck.c (qualify_type): Merge qualifiers from both types.
8562 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
8564 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
8565 * invoke.texi: Document this change.
8567 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
8569 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
8571 (mark_emit_status): Renamed from mark_emit_state.
8572 * except.c (mark_eh_status): Renamed from mark_eh_state.
8573 Check not null before marking.
8574 (free_eh_status): New.
8575 * expr.c (mark_expr_status, free_expr_status): New.
8576 * function.c (free_machine_status): New.
8577 (free_after_parsing): New.
8578 (free_after_compilation): Move bits to free_after_parsing; call
8579 free_eh_status, free_expr_status; zero the marked members of the
8581 (prepare_function_start): No can_garbage_collect.
8582 Call init_eh_for_function.
8583 (expand_dummy_function_end): Free up current_function state.
8584 (mark_function_status): Renamed from mark_function_state.
8585 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
8586 * function.h (struct function): No can_garbage_collect.
8587 (free_machine_status, free_after_parsing): Declare.
8588 (free_eh_status, free_expr_status): Declare.
8589 * ggc.h (mark_expr_status): Declare.
8590 * stmt.c (free_stmt_status): Free the struct.
8591 (mark_stmt_status): Renamed from mark_stmt_state.
8592 (init_stmt): Don't call init_eh.
8593 (init_stmt_for_function): Don't call init_eh_for_function.
8594 * toplev.c (compile_file): Call init_eh.
8595 (rest_of_compilation): Free basic block info before ggc_collect.
8596 Call free_after_parsing; conditionally call free_after_compilation.
8597 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
8598 Check not null before marking.
8599 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
8601 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
8603 * c-lex.c (yylex): Initialize warn.
8605 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
8607 * pa.c (emit_move_sequence): Properly set the mode of the scratch
8608 register when performing secondary reloads for the SAR register.
8610 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
8612 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
8613 (NOTE_BLOCK): New macro.
8614 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
8615 * function.h (identify_blocks): Change prototype.
8616 * function.c (identify_blocks): Simplify.
8617 (reorder_blocks): Likewise.
8618 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
8619 NOTE_INSN_BLOCK_{BEG,END}.
8620 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
8621 the list of saved notes if the note isn't a
8622 NOTE_INSN_BLOCK_{BEG,END}.
8623 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
8625 (reemit_notes): Adjust recreation of notes to reflect new saved
8627 * print-rtl.c (print_rtx): Print the address of the BLOCK when
8628 printing a block note.
8629 * stmt.c (block_vector): Remove.
8630 (find_loop_tree_blocks): Simplify.
8631 (unroll_block_trees): Likewise.
8632 * tree.h (reorder_block): Change prototype.
8634 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
8636 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
8637 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
8638 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
8639 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
8640 (atexit, exit): Simplify.
8641 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
8642 * config/lots: Remove defns of HAVE_ATEXIT.
8644 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
8646 * calls.c (precompute_arguments): Fix typo in comment.
8647 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
8650 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
8652 * dsp16xx.c (override_options): Fix typos in GC root registration.
8654 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
8656 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
8658 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
8659 (FUNCTION_PROFILER): Redefine appropriately for Linux.
8660 (CC1_SPEC): Likewise.
8662 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8664 * genattr.c (main): Add extern prototype. Call return, not exit.
8665 * genattrtab.c (main): Likewise.
8666 * gencheck.c (main): Likewise.
8667 * gencodes.c (main): Likewise.
8668 * genconfig.c (main): Likewise.
8669 * genemit.c (main): Likewise.
8670 * genextract.c (main): Likewise.
8671 * genflags.c (main): Likewise.
8672 * gengenrtl.c (main): Likewise.
8673 * genopinit.c (main): Likewise.
8674 * genoutput.c (main): Likewise.
8675 * genpeep.c (main): Likewise.
8676 * genrecog.c (main): Likewise.
8678 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
8679 * genattrtab.c (get_insn_name): Likewise.
8680 * gencodes.c (get_insn_name): Likewise.
8681 * genconfig.c (get_insn_name): Likewise.
8682 * genemit.c (get_insn_name): Likewise.
8683 * genextract.c (get_insn_name): Likewise.
8684 * genflags.c (get_insn_name): Likewise.
8685 * genopinit.c (get_insn_name): Likewise.
8686 * genpeep.c (get_insn_name): Likewise.
8688 * gencheck.c (usage): Add static prototype.
8689 * genextract.c (print_path): Constify a char*.
8690 * genopinit.c (optabs): Likewise.
8691 * genoutput.c (operand_data, data, output_predicate_decls,
8692 compare_operands): Likewise.
8693 * genrecog.c (write_tree): Add default case in switch.
8695 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8697 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
8699 * print-rtl.c (get_insn_name): Remove prototype.
8701 * toplev.h (progname): Declare const.
8703 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
8704 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
8705 dump_sched_info, dump_local_alloc, regset_release_memory,
8706 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
8707 error_with_file_and_line, error_with_decl, error_for_asm, error,
8708 fatal, warning_with_file_and_line, warning_with_decl, warning,
8709 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
8710 Remove redundant prototypes.
8712 (notice, check_lang_option, report_file_and_line, vnotice,
8713 mark_file_stack): Add static prototype.
8714 (set_fatal_function): Add prototype.
8715 (vnotice, report_file_and_line, set_fatal_function,
8716 check_lang_option): Constify a char*.
8717 (main): Prototype. Call return, not exit.
8719 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8721 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
8723 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
8725 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
8727 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
8729 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8731 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
8732 behave as if it's zero in all cases.
8733 (expand_function_start): Adjust call to assign_parms.
8734 * tree.h (assign_parms): Adjust prototype.
8735 * objc/objc-act.c (hack_method_prototype): Adjust call to
8738 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
8740 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
8741 arg_pointer_rtx fixed if the argument pointer register is
8743 (NONZERO_BASE_PLUS_P): Likewise.
8745 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
8747 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
8748 match_insn2 to match_insn.
8749 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
8751 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
8753 * Makefile.in (USER_H): Remove va-foo.h.
8755 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
8756 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
8757 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
8758 va-spur.h,va-v850.h}: Remove.
8760 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
8762 * sparc/sparc.md (eligible_for_return_delay): New attribute.
8763 (in_return_delay): Use it instead of match_insn.
8765 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8767 * config/alpha/va_list.h (va-alpha.h): Do not include.
8768 (__gnuc_va_list): Typedef as in varargs.h.
8770 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
8772 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
8773 DECL_LIVE_RANGE_RTL.
8775 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
8777 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
8778 not NOTE_BLOCK_NUMBER.
8779 (expand_eh_region_end): Likewise.
8780 (find_exception_handler_labels): Likewise.
8781 (scan_region): Likewise.
8782 (exception_optimize): Likewise.
8783 (update_rethrow_references): Likewise.
8784 (set_insn_eh_region): Likewise.
8785 * final.c (final_scan_insn): Likewise.
8786 * flow.c (make_edges): Likewise.
8787 * integrate.c (expand_inline_function): Likewise.
8788 * print-rtl.c (print_rtx): Likewise.
8790 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
8792 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
8793 terms of builtin functions and types.
8795 * mips.c (mips_build_va_list): New.
8796 (mips_va_start, mips_va_arg): New.
8797 * mips.h (BUILD_VA_LIST_TYPE): New.
8798 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8800 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
8801 (sh_build_va_list, sh_va_start, sh_va_arg): New.
8802 * sh.h (BUILD_VA_LIST_TYPE): New.
8803 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
8805 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
8807 * recog.h (struct recog_data): Make dup_num, operand_address_p,
8808 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
8809 (struct insn_data): Likewise with n_operands, n_dups,
8810 n_alternatives, output_format.
8811 * regclass.c (scan_one_insn): Cast n_operands to int before
8812 arithmetic inside comparison.
8814 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
8816 * toplev.c (compile_function): Unconditionally emit nop.
8818 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8820 * haifa-sched.c (actual_hazard): Move declaration of variable
8821 `this_cost' into the scope where it is used.
8823 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8825 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
8826 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
8827 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
8829 * genrecog.c (make_insn_sequence): Call memset, not bzero.
8831 * jump.c (find_insert_position): Don't declare or define unless
8832 !HAVE_conditional_arithmetic.
8833 (returnjump_p_1, delete_prior_computation): Add static prototypes.
8835 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
8837 * recog.c (offsettable_address_p): Prototype function pointer.
8838 (preprocess_constraints): Call memset, not bzero.
8840 * tree.c (tree_node_kind_names): Constify a char*. Make static.
8841 (gcc_obstack_init): Don't declare.
8842 (fix_sizetype): Add static prototype.
8843 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
8844 (tree_cons): Call memset, not bzero.
8846 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
8847 definition in macro ASM_WEAKEN_LABEL.
8848 (mark_const_hash_entry): Add static prototype.
8850 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8852 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
8854 * unroll.c (find_common_reg_term, subtract_reg_term,
8855 loop_find_equiv_value): Add static prototypes.
8856 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
8857 (copy_loop_body): Remove unreachable break statement.
8859 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
8861 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
8863 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8865 Undo some changes from the gcc2 merge:
8866 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
8867 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
8871 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
8872 * emit-rtl.c (gen_lowpart_common): Disable optimization of
8873 initialized float-int union if the value is a NaN.
8875 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
8877 * gthr-win32.h: New file.
8879 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
8880 shared as a valid attribute.
8881 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
8882 * extend.texi: Document `shared' variable attribute.
8884 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
8886 * configure.in: Handle --enable-threads on FreeBSD.
8887 * configure: Rebuit.
8889 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8891 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
8893 * configure: Rebuilt.
8895 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
8896 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
8897 Rosimildo DaSilva <rdasilva@connecttel.com>
8899 * configure.in (m68k-*-rtemscoff*): Added.
8900 * configure.in (mips64orion-*-rtems*): Converted to ELF.
8901 * configure.in (sparc-*-rtemsaout*): Added as alias for old
8902 sparc-rtems configuration.
8903 * configure.in (sparc-*-rtemself*): Added.
8904 * configure.in (sparc-*-rtems*): Now ELF not a.out.
8905 * config/i386/rtems.h: Added comment.
8906 * config/sparc/rtemself.h: New file.
8908 * configure.in (m68k-rtemself): Added.
8909 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
8910 and DWARF_DEBUGGING_INFO.
8911 * config/m68k/crti.s: New file.
8912 * config/m68k/crtn.s: New file.
8913 * config/m68k/t-crtstuff: New file.
8914 * config/m68k/rtemself.h: New file.
8916 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
8917 global ctor/dtor and C++ exception handling.
8918 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
8919 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
8921 * config/i386/t-rtems-i386: New File.
8923 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
8925 * stmt.c (expand_end_case): Return right away if the case stack is
8928 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
8930 * Makefile.in (version.c): Remove rule incorrectly brought in from
8933 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
8935 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
8936 * msdos/top.sed: Take into account a prepended $(SHELL) to
8938 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
8940 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
8942 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8944 * regmove.c (fixup_match_1): Don't change an unchanging register.
8945 (stable_but_for_p): Renamed to:
8946 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
8947 Changed all callers.
8949 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
8951 * loop.c (strength_reduce): Don't call reg_used_between_p if the
8952 insn from BL2 is after the insn from BL.
8954 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
8956 * recog.h (INSN_OUTPUT_FORMAT_*): New.
8957 (struct insn_data): Merge `template' and `outfun' into `output'.
8958 Add `output_format'.
8959 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
8960 (struct data): Remove `outfun'; add `output_format'.
8961 (name_for_index): Remove declaration.
8962 (output_insn_data): Handle output formats.
8963 (process_template): Emit the bare array for @.
8964 (gen_expand, gen_split): Set output_format to NONE.
8965 * output.h (get_insn_template): Declare.
8966 * final.c (get_insn_template): New.
8967 (final_scan_insn): Use it.
8968 * toplev.c (compile_file): Likewise.
8970 * c4x/c4x.c (c4x_process_after_reload): Likewise.
8971 * i860/i860.c (output_delayed_branch): Likewise.
8972 (output_delay_insn): Likewise.
8974 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8976 * rtl.c (obstack_alloc_rtx): Removed.
8978 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
8980 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
8982 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
8984 * i386.c (call_insn_operand): Reject const_int.
8985 (expander_call_insn_operand): Use call_insn_operand.
8987 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8989 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
8991 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
8993 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
8994 Use DImode operation.
8996 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
8998 * gcc.c: Include sys/resource.h.
8999 (report_times): New flag.
9000 (execute): If report_times is set, calculate and report the
9001 CPU time consumed by each subprocess.
9003 (rus, prus): New globals.
9004 (option_map): Add --time.
9005 (display_help): Document -time.
9006 (process_command): Set report_times if -time is given.
9007 Turn off -pipe if -time is given.
9009 * invoke.texi: Document new option -time.
9011 * configure.in: Check for getrusage. Check if we have to
9012 prototype getrusage.
9013 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
9014 * configure: Regenerate.
9015 * config.in: Regenerate.
9017 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
9019 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
9022 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
9024 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
9025 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
9026 (nan): Return _thenan_sf or _thenan_df as appropriate.
9027 (L_thenan_sf): Define _thenan_sf.
9028 (L_thenan_df): Define _thenan_df.
9030 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
9031 (DPBIT_FUNCS): Add _thenan_df.
9033 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
9035 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
9038 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9040 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
9043 (lang_specific_driver): Don't take a function pointer parameter.
9044 All callers changed.
9046 * gcc.c: Include gcc.h.
9047 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
9048 lang_specific_extra_outfiles, fatal): Don't declare.
9049 (multilib_defaults_raw): Constify.
9050 (read_specs): Call memset, rather than bzero.
9051 (main): Call return, not exit.
9052 (lookup_compiler): Call memcpy, not bcopy.
9053 (fatal): Make extern.
9055 * cppspec.c: Include gcc.h.
9056 (lang_specific_driver): Initialize variable `quote'. Constify a
9057 char*. All calls to the function pointer parameter now
9058 explicitly call `fatal'.
9060 * gccspec.c (lang_specific_driver): Include gcc.h.
9062 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
9064 * arm.c (note_invalid_constants): Use recog_data.operand_type
9067 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9069 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
9072 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
9073 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9074 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9075 reload_secondary_in_reload, reload_secondary_out_reload,
9076 reload_secondary_in_icode, reload_secondary_out_icode,
9077 reload_reg_rtx, reload_when_needed): Delete declarations.
9078 (struct reload): New structure.
9079 (rld): Declare new array.
9080 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
9081 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
9082 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
9083 reload_secondary_in_reload, reload_secondary_out_reload,
9084 reload_secondary_in_icode, reload_secondary_out_icode,
9085 reload_reg_rtx, reload_when_needed): Delete definitions.
9087 (whole file): Replace uses of the deleted arrays with uses of rld.
9088 * reload1.c (whole file): Replace uses of the deleted arrays with
9090 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
9091 explicit loops, not with bcopy.
9093 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
9095 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
9096 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
9097 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
9098 insn_name): Delete and consolidate into new structures.
9099 (insn_operand_predicate_fn): New.
9100 (insn_output_fn): New.
9102 (struct insn_operand_data): New.
9103 (struct insn_data): New.
9105 (OUT_FCN): Update for insn_data change.
9106 * builtins.c (expand_builtin_strlen): Likewise.
9107 (expand_builtin_memcmp): Likewise.
9108 * combine.c (make_extraction, simplify_comparison): Likewise.
9109 * cse.c (canon_reg, cse_insn): Likewise.
9110 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
9111 * expmed.c (store_bit_field, extract_bit_field): Likewise.
9112 (emit_store_flag): Likewise.
9113 * expr.c (convert_move, emit_block_move): Likewise.
9114 (clear_storage, emit_push_insn, expand_increment): Likewise.
9115 (do_store_flag): Likewise.
9116 * expr.h (GEN_FCN): Likewise.
9117 (insn_gen_function): Die.
9118 * final.c (final_scan_insn): Update for insn_data change.
9119 (output_asm_name): Likewise.
9120 * function.c (fixup_var_refs_1): Likewise.
9121 * loop.c (check_dbra_loop): Likewise.
9122 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
9123 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
9124 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
9125 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
9126 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
9127 * regmove.c (gen_add3_insn): Likewise.
9128 * reload.c (push_secondary_reload, combine_reloads): Likewise.
9129 (find_reloads, find_reloads_address_1): Likewise.
9130 (debug_reload_to_stream): Likewise.
9131 * reload1.c (emit_reload_insns, gen_reload): Likewise.
9132 * stmt.c (expand_end_case): Likewise.
9133 * toplev.c (compile_file): Likewise.
9135 * c4x/c4x.c (c4x_process_after_reload): Likewise.
9136 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9138 * print-rtl.c (insn_name_ptr): Remove declaration.
9139 (get_insn_name): Declare.
9140 (print_rtx): Use it.
9141 * genoutput.c (insn_name_ptr): Remove.
9142 (next_operand_number): New.
9143 (struct operand_data): New.
9144 (null_operand, odata, odata_end): New.
9145 (struct data): Use struct operand_data.
9146 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
9147 (get_insn_name): Renamed from name_for_index.
9148 (output_prologue): Define NO_MD_PROTOTYPES.
9149 (output_predicate_decls): Break out from output_epilogue.
9150 Iterate over the operands list.
9151 (output_operand_data): Break out from output_epilogue. Emit
9152 just the operands list.
9153 (output_insn_data): Break out from output_epilogue. Emit just
9155 (output_epilogue): Remove.
9156 (output_get_insn_name): New.
9157 (constraints, op_n_alternatives, predicates, address_p): Die.
9158 (modes, strict_low, seen): Die.
9159 (scan_operands): Take new param `d' instead of writing to
9160 seven global variables.
9161 (compare_operands): New.
9162 (place_operands): New.
9163 (validate_insn_alternatives): Update for struct data change.
9164 (gen_insn): Don't zero or copy 7 global arrays. Update for
9165 scan_operands; call place_operands.
9166 (gen_peephole, gen_expand, gen_split): Likewise.
9167 (main): Update for new output routines.
9169 * genattr.c (insn_name_ptr): Remove.
9170 (get_insn_name): New function.
9171 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
9172 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
9173 * genrecog.c: Likewise.
9175 * alpha.md (adddi3): Make `pattern' array static.
9177 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9179 * config/c4x/c4x.h (c4x_rpts_cycles_string,
9180 c4x_cpu_version_string): Constify char *.
9181 * config/c4x/c4x.c (c4x_rpts_cycles_string,
9182 c4x_cpu_version_string): Likewise.
9184 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
9186 * tree.c (save_tree_status): Revert 10 Sep change.
9187 (restore_tree_status): Likewise. Call obstack_free with NULL
9188 before freeing the obstack proper.
9190 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
9192 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
9194 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
9195 surrounding context.
9197 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
9199 * tree.c (type_hash_canon): Put all types in the hash-table, when
9202 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
9204 * recog.h (struct recog_data, recog_data): New.
9205 (recog_foo variables): Kill.
9206 * recog.c (recog_operand, recog_operand_loc): Kill.
9207 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
9208 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
9209 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
9210 (recog_data): Define.
9211 (extract_insn): Update all recog_foo references to use recog_data.
9212 (preprocess_constraints, constrain_operands): Likewise.
9213 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
9214 * genattrtab.c (main): Likewise.
9215 * genextract.c (main): Likewise.
9216 * genoutput.c: Likewise.
9217 * genrecog.c (write_subroutine, main): Likewise.
9218 * local-alloc.c (block_alloc): Likewise.
9219 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
9220 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
9221 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
9222 * reload.c (find_reloads, find_reloads_toplev): Likewise.
9223 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
9224 (reload_cse_simplify_operands): Likewise.
9226 * arc/arc.c (arc_final_prescan_insn): Likewise.
9227 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
9228 * h8300/h8300.c (notice_update_cc): Likewise.
9229 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
9230 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
9231 * mn10200/mn10200.c (notice_update_cc): Likewise.
9232 * mn10300/mn10300.c (notice_update_cc): Likewise.
9233 * romp/romp.c (update_cc): Likewise.
9234 * sparc/sparc.c (check_pic): Likewise.
9235 * v850/v850.c (notice_update_cc): Likewise.
9237 * genemit.c (main): Don't declare recog_operand.
9239 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
9241 * ggc.h (rtvec_def): Forward declare.
9242 (tree_node): Likewise.
9245 (ggc_set_mark_rtx): Add prototype.
9246 (ggc_set_mark_rtvec): Likewise.
9247 (ggc_set_mark_tree): Likewise.
9248 * ggc-simple.c (ggc_root): Don't define.
9249 (roots): Don't declare.
9250 (ggc_mark_rtx): Remove.
9251 (ggc_mark_rtvec): Likewise.
9252 (ggc_mark_tree): Likewise.
9253 (ggc_mark_varray): Likewise.
9254 (ggc_mark_tree_hash_table_entry): Likewise.
9255 (ggc_mark_tree_hash_table): Likewise.
9256 (ggc_set_mart_rtx): New function.
9257 (ggc_set_mark_rtvec): Likewise.
9258 (ggc_set_mark_tree): Likewise.
9259 (ggc_add_root): Remove.
9260 (ggc_add_rtx_root): Likewise.
9261 (ggc_remove_tree_root): Likewise.
9262 (ggc_add_string_root): Likewise.
9263 (ggc_add_tree_varray_root): Likewise.
9264 (ggc_add_tree_hash_table_root): Likewise.
9265 (ggc_del_root): Likewise.
9266 (ggc_mark_rtx_ptr): Likewise.
9267 (ggc_mark_tree_ptr): Likewise.
9268 (ggc_mark_string_ptr): Likewise.
9269 (ggc_mark_tree_varray_ptr): Likewise.
9270 (ggc_mark_tree_hash_table_ptr): Likewise.
9271 * ggc-common.c: New file.
9272 * Makefile.in (OBJS): Add ggc-common.o.
9273 (ggc-common.o): List dependencies.
9275 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
9277 * cppalloc.c (xstrdup): Use memcpy.
9278 * cpperror.c (cpp_print_containing_files): Don't use
9280 * cpplib.c (conditional_skip): Set temp->lineno.
9281 (do_endif): Make error message less obscure.
9282 (if_directive_name): New function.
9283 (cpp_get_token [case EOF]): Unwind the if stack and generate
9284 error messages for each unterminated conditional in this file.
9285 (parse_string): Do not behave differently if -traditional.
9287 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
9289 * builtins.c (expand_builtin_va_arg): Cope with an array-type
9290 va_list decomposing to pointer-type.
9291 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
9292 (rs6000_va_arg): Likewise.
9294 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
9296 * except.c (start_dynamic_handler): Compute size using
9297 STACK_SAVEAREA_MODE.
9299 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9301 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
9302 include directory headers. Don't define strrchr. Don't provide
9303 my_* replacement functions. Prefer PTR over `pointer_type'.
9304 Don't prototype system functions. Don't redefine getopt.
9306 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
9307 safe_read, safe_write, save_pointers, restore_pointers,
9308 is_id_char, in_system_include_dir, directory_specified_p,
9309 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
9310 find_corresponding_lparen, referenced_file_is_newer,
9311 save_def_or_dec, munge_compile_params, gen_aux_info_file,
9312 process_aux_info_file, identify_lineno, check_source,
9313 seek_to_line, forward_to_next_token_char, output_bytes,
9314 output_string, output_up_to, other_variable_style_function,
9315 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
9316 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
9317 find_static_definition, connect_defs_and_decs, add_local_decl,
9318 add_global_decls, needs_to_be_converted, visit_each_hash_node,
9319 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
9320 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
9321 scan_for_missed_items, edit_file, string_list_cons): Add static
9323 (standard_exec_prefix, target_machine, target_version,
9324 default_syscalls_dir, string_list, string_list_cons, find_file,
9325 do_cleaning): Constify a char*.
9326 (safe_read, safe_write): Use PTR, not a char*.
9327 (is_id_char): Take an int, not a char.
9328 (main): Add prototype. Call return, not exit.
9330 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
9332 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
9333 when comparing types.
9335 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
9337 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
9338 (strength_reduce): Release the varrays from the no-bivs early exit.
9340 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
9341 the loop over the registers.
9343 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
9345 (restore_tree_status): Check that instead when freeing the obstack.
9347 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
9349 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
9352 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9354 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
9355 operand size modifiers.
9357 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9359 * c-common.c (c_common_nodes_and_builtins): Don't build
9361 * c-common.h (enum c_tree_index and related accesor macros): Remove
9362 everything now declared in tree.h.
9363 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9364 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
9365 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
9366 (error_mark_node, void_type_node, char_type_node, integer_type_node,
9367 unsigned_type_node, ptr_type_node, va_list_type_node,
9368 integer_zero_node, null_pointer_node, integer_one_node): Delete.
9369 (init_decl_processing): Call build_common_tree_nodes and
9370 build_common_tree_nodes_2 instead of building their nodes here.
9371 Don't add roots for these nodes.
9372 * stor-layout.c (size_zero_node, size_one_node): Delete.
9373 (set_sizetype): Make a new node for bitsizetype each time.
9374 * tree.c (global_trees): New variable.
9375 (init_obstacks): Add a gc root for it.
9376 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
9377 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
9378 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
9379 (build_common_tree_nodes): New function.
9380 (fix_sizetype): New function.
9381 (build_common_tree_nodes_2): New function.
9382 * tree.h (enum tree_index): New.
9383 (global_trees): Declare.
9384 Add accessor macros for all nodes now moved to global_trees.
9385 Delete their declarations.
9387 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
9389 * c-decl.c (finish_function): When processing a nested function,
9390 push and pop GC context around rest_of_compilation.
9392 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
9394 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
9395 Default ix86_arch to PROCESSOR_I386.
9396 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
9397 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
9398 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
9399 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
9400 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
9401 (EXTRA_SPECS): Remove deleted specs.
9403 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
9405 * function.c (assign_stack_local_1): Allocate from
9406 function->x_frame_offset, not frame_offset.
9408 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
9410 * ggc.h (lang_cleanup_tree): Remove.
9411 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
9412 * ggc-callbacks.c (lang_cleanup_tree): Remove.
9414 * c-decl.c (finish_struct): Use ggc_alloc to allocate
9415 TYPE_LANG_SPECIFIC when garbage collecting.
9416 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
9417 (lang_cleanup_tree): Remove.
9419 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9421 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
9422 * crtstuff.c: Not here.
9423 * dwarf2out.c: Or here.
9424 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
9427 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
9429 * function.h (free_after_compilation): Remove decl parameter.
9430 (free_varasm_status0: Likewise.
9431 (free_emit_status): Likewise.
9432 (free_stmt_status): Likewise.
9433 (free_after_compilation): Likewise.
9434 (init_lang_status): New variable.
9435 (free_lang_status): Likewise.
9436 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
9437 * function.c (init_lang_status): New variable.
9438 (free_lang_status): Likewise.
9439 (push_function_context_to): Don't set function::decl here.
9440 (free_after_copmilation): Make decl parameter implicit. Call
9441 free_lang_status if defined.
9442 (prepare_function_start): Call init_lang_status if defined.
9443 (init_function_start): Set function::decl here.
9444 * profile.c (output_func_start_profiler): Don't call pushdecl
9445 until we've actually started the function.
9446 * stmt.c (free_stmt_status): Make decl parameter implicit.
9447 * toplev.c (rest_of_compilation): Don't pass decl to
9448 free_after_compilation.
9449 * varasm.c (free_varasm_status): Likewise.
9451 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9453 * except.c (call_get_eh_context): Add root when allocating static
9456 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
9458 * arm.c: Include "ggc.h".
9459 (arm_add_gc_roots): New function.
9460 (arm_override_options): Call it.
9461 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
9463 * arm.md (define_asm_attributes): Add a pool_range attribute.
9465 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
9467 * extend.texi (Volatiles): New node.
9469 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
9471 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
9472 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
9473 (struct ggc_any): Replace `mark' with `magic_mark'.
9474 (ggc_alloc_string): Use memcpy, not bcopy.
9475 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
9476 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
9477 (ggc_free_any): New.
9478 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
9479 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
9480 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
9481 Use IS_MARKED. Use ggc_free_any.
9483 1999-09-09 Scott Bambrough <scottb@netwinder.org>
9485 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
9487 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
9489 * toplev.c (main): Always init_ggc.
9491 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
9493 * except.c (find_all_handler_type_matches): Free the list if
9494 we found no matches.
9496 * combine.c (SUBST): Break out to a real function do_SUBST.
9497 (SUBST_INT): Likewise.
9498 * gcse.c (free_pre_mem): Free `temp_bitmap'.
9499 (pre_insert): Free `inserted'.
9500 * loop.c (basic_induction_var): Always set `location'.
9502 * function.c (expand_function_end): Add initial_trampoline as a root.
9503 * rtl.h (init_varasm_once): Declare.
9504 * toplev.c (compile_file): Call it.
9505 * ggc-simple.c (ggc_mark_string_ptr): New.
9506 (ggc_add_string_root): New.
9507 (ggc_collect): Disable collection avoidance temporarily.
9508 * ggc.h (ggc_add_string_root): Declare.
9509 * except.c (create_rethrow_ref): Use ggc_alloc_string.
9510 * optabs.c (init_libfuncs): Likewise.
9511 * varasm.c (named_section): Use ggc_alloc_string.
9512 (make_function_rtl): Likewise.
9513 (make_decl_rtl): Likewise.
9514 (assemble_static_space): Likewise.
9515 (assemble_trampoline_template): Likewise.
9516 (output_constant_def): Likewise.
9517 (force_const_mem): Likewise.
9518 (mark_const_hash_entry): New.
9519 (mark_pool_sym_hash_table): New.
9520 (mark_varasm_state): Use it.
9521 (init_varasm_once): New.
9523 * expr.h (init_one_libfunc): Declare.
9524 * optabs.c (init_one_libfunc): New.
9525 (init_optabs): Use it.
9526 * config/gofast.h: Likewise.
9527 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
9528 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
9530 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
9532 * Makefile.in (cppexp.o): Depend on cpphash.h.
9533 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
9535 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
9536 * cpplib.c (do_define): Generalise to handle poisoned definitions,
9537 redefining poisoned identifiers, etc.
9538 (do_undef): Don't allow poisoned identifiers to be undefined.
9539 (do_pragma): Add #pragma poison.
9540 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9542 * cccp.c: Add T_POISON node type.
9543 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
9545 (do_define): Generalise to handle poisoned definitions,
9546 redefining poisoned identifiers, etc.
9547 (do_undef): Don't allow poisoned identifiers to be undefined.
9548 (do_pragma): Add #pragma poison.
9549 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
9551 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
9552 * c-pragma.h: Add ps_poison state. We now always have generic
9555 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
9557 * ggc.h (ggc_alloc): New function.
9558 (ggc_mark): Likewise.
9559 * ggc-simple.c (ggc_any): New structure.
9560 (ggc_status): Add anys.
9561 (n_anys_collected): New variable.
9562 (ggc_alloc): Define.
9563 (ggc_mark): Likewise.
9564 (ggc_collect): Collect the anys.
9566 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9568 * c-decl.c (mark_binding_level): Make static to match prototype.
9570 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
9572 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
9574 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
9576 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
9577 will use into account. Expand the max width to 5.
9580 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
9582 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
9585 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
9587 * alpha.md (call value patterns): Remove the result predicates.
9589 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
9591 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
9594 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
9597 changed from extern char *, to extern PTR. Also fix typo in
9598 NEED_DECLARATION_REALLOC test.
9600 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
9602 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9604 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
9605 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
9606 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
9607 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
9609 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
9611 * cccp.c (pcfinclude): Likewise.
9613 * global.c (allocno_compare): Likewise.
9615 * haifa-sched.c (rank_for_schedule): Likewise.
9617 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
9619 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
9621 * stupid.c (stupid_reg_compare): Likewise.
9623 * tree.c (_obstack_allocated_p): Likewise.
9625 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
9627 1999-09-08 Bruce Korb autogen@linuxbox.com
9629 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
9630 why "gperf -F" fails.
9631 * gcc/cp/Makefile.in: ditto
9632 * gcc/Makefile.in: ditto
9633 * gcc/java/Makefile.in: ditto
9635 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
9637 * lists.c: Include ggc.h.
9639 (init_EXPR_INSN_LIST_cache): Install it.
9641 * ggc-simple.c (init_ggc): Absorb the old init.
9642 (ggc_push_context): Use xcalloc.
9643 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
9644 (ggc_collect): Add [rvts] tags to the collection stats.
9646 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
9648 * cccp.c (main): Fix handling of -include and -imacros options.
9650 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
9652 * cpplib.c (cpp_push_buffer): Fix order of arguments.
9654 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9656 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
9659 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
9661 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
9662 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
9663 and SET_DEST. Update comment.
9665 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9667 * config/c4x/c4x.c: Include ggc.h.
9668 (c4x_add_gc_roots): New function.
9669 (c4x_override_options): Call c4x_add_gc_roots.
9671 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
9673 * defaults.h (TARGET_ESC): Move ...
9674 * system.h: ... here, where Linas had it in the first place. Silly me.
9676 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
9678 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
9679 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
9680 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
9681 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
9682 * defaults.h (TARGET_ESC): Add default.
9684 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
9686 * configure.in: add i370-*-openedition, i370-*-mvs and
9687 i370-*-linux targets
9689 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
9691 * dsp16xxx.c: Include ggc.h
9692 (override_options): Mark GC roots.
9693 * mn10200.c: Include ggc.h.
9694 (asm_file_start): Mark GC roots.
9695 * tahoe.c: Include ggc.h.
9696 (extensible_operand): Mark GC roots.
9698 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
9700 * README: Add section discussing status of ELF ABI.
9701 * i370.c: Fix misc spelling mistakes.
9702 (i370_label_scan): Updated notes, exception handling.
9703 (i370_function_prolog): Simplify ELF stack handling.
9704 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
9705 (STACK_GROWS_DOWNWARD): ELF stack grows down.
9706 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
9707 * i370.md: (movdi): Add notes.
9708 (floatsidf2): Use stack not rtca for scratch float area.
9709 (iorsi3): Correct operand constraints.
9710 * x-oe: Restore TAROUTOPTS which are used by pax.
9712 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
9714 * rs6000.c: Include ggc.h.
9715 (rs6000_add_gc_roots): New function.
9716 (override_options): Call it.
9718 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
9720 * alpha.h (alpha_compare): New.
9721 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
9722 * alpha.c: Likewise for the definitions.
9723 (alpha_emit_conditional_branch): Update for alpha_compare.
9724 (alpha_emit_conditional_move): Likewise.
9725 * alpha.md (cmpdf, cmpdi): Likewise.
9726 (setcc patterns): Likewise. Zero alpha_compare after use.
9727 (sne): Optimize (x != 0) into (0U < x).
9729 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
9731 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
9732 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
9733 (INIT_EXPANDERS): Remove.
9734 * alpha.c: Include ggc.h.
9735 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
9736 (alpha_init_machine_status, alpha_mark_machine_status): New.
9737 (override_options): Install them.
9738 (struct machine_function): Moved to alpha.h.
9739 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
9740 (alpha_init_expanders): Remove.
9741 (alpha_return_addr): Adjust to use current_function->machine.
9742 (alpha_ra_ever_killed): Likewise.
9743 (alpha_expand_epilogue): Likewise.
9744 * alpha.md (eh_epilogue): Likewise.
9746 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
9747 Melissa O'Neill <oneill@cs.sfu.ca>
9748 Geoffrey Keating <geoffk@cygnus.com>
9750 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
9751 call-used registers (call-saved registers must still be contiguous
9752 and end with r31, of course).
9754 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
9756 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
9757 (self_promoting_type_p): Delete.
9758 (self_promoting_args_p): Move ...
9759 * c-common.c: ... here.
9760 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
9761 (simple_type_promotes_to): New.
9762 * builtins.c (lang_type_promotes_to): New.
9763 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
9764 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
9765 * c-common.h: ... here.
9766 (self_promoting_args_p, simple_type_promotes_to): Declare.
9767 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
9768 (grokdeclarator): Likewise.
9769 * tree.h (lang_type_promotes_to): Declare.
9771 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
9773 Add some machine-dependent GC roots.
9774 * sparc.c: Include ggc.h.
9775 (sparc_add_gc_roots): New function.
9776 (mark_ultrasparc_pipeline_state): Likewise.
9777 (override_options): Call sparc_add_gc_roots.
9778 * pa.c: Include ggc.h.
9779 (pa_add_gc_roots): New function.
9780 (mark_deferred_plabels): Likewise.
9781 (override_options): Call pa_add_gc_roots.
9782 * mips.c: Include ggc.h.
9783 (mips_add_gc_roots): New function.
9784 (override_options): Use it.
9786 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9788 * cpperror.c (cpp_file_line_for_message): Constify a char*.
9790 * cppexp.c (parse_number, parse_charconst, cpp_lex,
9791 cpp_parse_expr): Add static prototypes.
9792 (parse_charconst): Don't cast away const-ness.
9793 (token): Constify a char*.
9795 * cppfiles.c (file_name_list, include_hash, find_include_file,
9796 finclude, initialize_input_buffer): Constify a char*.
9797 (file_cleanup, find_position): Add static prototypes.
9799 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
9800 collect_expansion): Add static prototypes.
9801 (cpp_install, create_definition, monthnames): Constify a char*.
9803 * cpphash.h (cpp_install): Likewise.
9805 * cppinit.c (known_suffixes, default_include,
9806 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
9807 (base_name, dump_special_to_buffer, initialize_dependency_output):
9808 Add static prototypes.
9810 * cpplib.c (my_strerror): Constify a char*.
9811 (null_underflow, null_cleanup, skip_comment, copy_comment,
9812 copy_rest_of_line, handle_directive, pass_thru_directive,
9813 get_directive_token, read_line_number, cpp_print_file_and_line,
9814 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
9815 v_cpp_warning_with_line, detect_if_not_defined,
9816 consider_directive_while_skipping): Add static prototypes.
9817 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
9818 cpp_pedwarn_with_file_and_line): Constify a char*.
9820 * cpplib.h (cpp_options, include_hash, progname, definition,
9821 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
9822 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
9823 find_include_file, deps_output, include_hash): Constify a char*.
9825 * cppmain.c (progname): Constify.
9826 (main): Add prototype. Use return, not exit.
9828 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
9829 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
9830 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
9831 check_protection): Add static prototype.
9833 (progname, recognized_macrom, recognized_extern): Constify a char*.
9834 (main): Add prototype.
9836 * gen-protos.c (progname): Constify a char*.
9838 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
9840 * emit-rtl.c (free_emit_status): Take decl as a parameter.
9841 (init_emit_once): Add more GC roots.
9842 * except.c (mark_func_eh_entry): New function.
9843 (mark_eh_node): Mark false_label and rethrow_label.
9844 (init_eh): Add more GC roots.
9845 * function.c (free_after_compilation): Take decl as a paramter.
9846 Call free_stmt_status.
9847 (mark_function_state): Don't assume x_parm_reg_stack_loc is
9849 * function.h (free_after_compilation): Change prototype.
9850 (free_varasm_status): Likewise.
9851 (free_emit_status): Likewise.
9852 (free_stmt_status): New function.
9853 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
9854 Remove, replacing with ...
9855 (ggc_status): New structure.
9856 (ggc_chain): New variable.
9858 (ggc_push_context): New function.
9859 (ggc_pop_context): Likewise.
9860 (ggc_alloc_rtx): Adjust for use of ggc_chain.
9861 (ggc_alloc_rtvec): Likewise.
9862 (ggc_alloc_tree): Likewise.
9863 (ggc_alloc_string): Likewise.
9864 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
9865 (ggc_mark_tree): Give language-dependent code a chance to mark
9867 (ggc_mark_tree_varray): Handle empty arrays.
9868 (ggc_collect): Adjust for use of ggc_chain. Clear
9869 bytes_alloced_since_last_gc.
9870 * ggc.h (ggc_pop_context): New function.
9871 (ggc_push_context): Likewise.
9872 * print-tree.c (print_node): Don't print obstacks when GC'ing.
9873 * stmt.c (free_stmt_status): New function.
9874 (init_stmt_for_function): Clear last_expr_value.
9875 * toplev.c (rest_of_compilation): Always call free_after_compilation.
9876 Conditionalize call to ggc_collect.
9877 (main): Call init_ggc.
9878 * tree.c (push_obstacks): Do the push, even when GC'ing.
9879 (push_obstacks_nochange): Likewise.
9880 (pop_obstacks): Liekwise.
9881 * varasm.c (free_varasm_status): Take decl as a parameter.
9883 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
9885 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
9886 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
9887 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
9888 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
9890 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
9892 * pa/x-pa-mpeix: New file for the MPE port.
9894 * pa/quadlib.asm: New file for long double support.
9896 * configure.in: Add hppa1.0-*-mpeix for MPE port.
9897 * configure: Rebuilt.
9899 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
9901 * final.c (shorten_branches): Fix last change.
9903 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
9905 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
9907 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
9909 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
9912 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9914 * c-aux-info.c (concat): Don't define.
9916 * cccp.c (my_strerror): Likewise. All callers changed to use
9918 (do_include): Call xstrdup, not xmalloc/strcpy.
9919 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
9920 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
9922 * collect2.c (my_strsignal): Likewise. All callers changed to use
9924 (locatelib): Call xstrdup, not xmalloc/strcpy.
9926 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
9928 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
9930 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
9932 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
9934 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
9936 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
9938 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
9940 (find_all_handler_type_matches): Likewise. Don't check return
9942 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
9943 xmalloc, not malloc.
9944 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
9946 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
9947 (init_spec): Call xcalloc, not xmalloc/bzero.
9948 (set_spec): Call xstrdup, not save_string.
9949 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
9950 (find_a_file): Call xstrdup, not xmalloc/strcpy.
9951 (process_command): Call xstrdup, not save_string.
9952 (main): Call xcalloc, not xmalloc/bzero.
9954 * gcov.c (xmalloc): Don't define.
9955 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
9956 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
9957 (output_data): Call xcalloc, not xmalloc/bzero.
9959 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
9961 * mips-tdump.c (xmalloc): Don't define.
9962 (print_symbol): Call xmalloc, not malloc.
9963 (read_tfile): Call xcalloc, not calloc.
9965 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
9966 Don't define. All callers of xfree/my_strsignal changed to use
9967 free/strsignal instead.
9968 (allocate_cluster): Call xcalloc, not calloc.
9970 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
9971 Fix memory leak, free allocated memory.
9973 * prefix.c (translate_name): Call xstrdup, not save_string.
9974 (update_path): Likewise.
9976 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
9978 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
9979 Don't define. Callers of xfree/savestring2 changed to use
9980 free/concat instead.
9982 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
9983 (init_elim_table): Likewise.
9985 * resource.c (init_resource_info): Likewise.
9987 * stupid.c (stupid_life_analysis): Likewise.
9989 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
9990 (open_dump_file): Call concat, not xmalloc/strcpy/...
9991 (clean_dump_file): Likewise.
9992 (compile_file): Call xstrdup, not xmalloc/strcpy.
9994 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
9996 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
9997 * v850.c (v850_va_arg): New.
9999 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10001 * haifa-sched.c: Tidy comments.
10003 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10005 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
10006 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
10007 $(out_object_file)): Depend on ggc.h.
10008 * c-common.c: Include "ggc.h".
10009 (combine_strings): If doing GC, use ggc_alloc_string.
10010 * c-decl.c: Include "ggc.h".
10011 (ggc_p): Define with value 0.
10012 (mark_binding_level): New function.
10013 (init_decl_processing): Add GC roots.
10014 (mark_c_function_context): New function.
10015 (lang_mark_false_label_stack): New function.
10016 (lang_mark_tree): New function.
10017 (lang_cleanup_tree): New function.
10018 * c-lang.c: Include "ggc.h".
10019 (lang_init): Call c_parse_init.
10020 * c-lex.c: Include "ggc.h".
10021 (check_linenum): If doing GC, don't copy filenames to permanent
10023 * c-parse.in: Include "ggc.h".
10024 (c_parse_init): New function.
10025 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
10026 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
10028 * except.c (mark_eh_state): Mark more state.
10029 * function.c (mark_function_state): Likewise.
10030 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
10031 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
10032 * toplev.c (mark_file_stack): New function.
10033 (compile_file): If doing GC, use ggc_alloc_string on input filename.
10034 (main): Add root for input_file_stack.
10036 * i386.c: Include "ggc.h".
10037 (ix86_mark_machine_status): New function.
10038 (override_options): Set mark_machine_status.
10040 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10042 * tree.c (copy_node): Copy node contents also if doing GC.
10044 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10046 * collect2.c (scan_libraries): Fix double-thinko :-).
10048 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
10050 * collect2.c (scan_libraries): Fix thinko.
10052 * cse.c (delete_trivially_dead_insns): Do not skip the last
10053 insn if it is a real insn.
10055 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
10057 * Makefile.in (ggc-simple.o): Depend on hash.h.
10058 * ggc.h (ggc_add_tree_hash_table_root): Declare.
10059 (ggc_mark_tree_varray): Likewise.
10060 (ggc_mark_tree_hash_table): Likewise.
10061 * ggc-simple.c: Include hash.h.
10062 (ggc_mark_tree_hash_table_ptr): New function.
10063 (ggc_mark_tree_hash_table_entry): Likewise.
10064 (ggc_mark_tree_hash_table): Likewise.
10065 (ggc_add_tree_hash_table_root): Likewise.
10066 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
10067 rtx, when defining fields.
10069 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10071 * profile.c (output_func_start_profiler): Remove apparently
10072 nonsensical call to start_sequence.
10074 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
10076 * clipper/clipper.c (clipper_va_start): Fix typos.
10078 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
10079 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
10080 (spur_va_arg): New stub.
10082 * configure.in: Comment out pyramid.
10084 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
10086 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
10087 don't conflict with the bits that win32, cygwin, and dgux
10090 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
10091 Bernd Schmidt <bernds@cygnus.co.uk>
10093 * integrate.c (function_cannot_inline_p): Do not inline
10094 functions with forced labels.
10096 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
10097 Bernd Schmidt <bernds@cygnus.co.uk>
10098 Mark Mitchell <mark@codesourcery.com>
10100 * Makefile.in (ggc-simple.o): Depend on varray.h.
10101 (rtl.o): Depend on ggc.h.
10102 (genattrtab.o): Depend on ggc.h.
10103 (print-tree.o): Likewise.
10104 (fold-const.o): Likewise.
10105 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
10106 (make_insn_raw): Don't cache insns when GC'ing.
10107 (emit_insn_before): Likewise.
10108 (emit_insn_after): Likewise.
10109 (emit_insn): Likewise.
10110 (start_sequence): Use xmalloc to allocate the sequence_stack.
10111 (end_sequence): Add free to free it.
10112 (gen_sequence): Don't cache insns when GC'ing.
10113 (clear_emit_caches): Don't use sequence_element_free_list.
10114 (init_emit): Use xcalloc, not xmalloc+bzero.
10115 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
10116 * function.c (pop_function_context_from): Use free to free the
10117 fixup_var_refs_queue.
10118 (put_reg_into_stack): Allocate it with xmalloc.
10119 * genattrtab.c: Include ggc.h.
10120 (operate_exp): Don't use obstack_free when GC'ing.
10121 (simplify_cond): Likewise.
10122 (simplify_text_exp): Likewise.
10123 (optimize_attrs): Likewise.
10124 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
10126 (gencode): Generate a #include for ggc.h.
10127 * ggc-callbacks.c (ggc_p): Define it to zero.
10128 * ggc-none.c (ggc_p): Likewise.
10129 * ggc-simple.c: Include varray.h.
10130 (ggc_mark_tree_varray): New function.
10131 (ggc_add_tree_varray_root): Likewise.
10132 (ggc_mark_tree_varray_ptr): Likewise.
10133 * ggc.h (ggc_p): Declare.
10134 (varray_head_tag): Likewise.
10135 (ggc_add_tree_varray_root): Declare.
10136 * print-tree.c (print_node): Don't check for TREE_PERMANENT
10137 inconsistencies when GC'ing.
10138 * rtl.c: Include ggc.h.
10139 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
10140 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
10141 (rtx_free): Don't call obstack_free when GC'ing.
10142 * toplev.c (rest_of_compilation): Call ggc_collect after every
10144 * tree.c (push_obstacks): Do nothing, if GC'ing.
10145 (pop_obstacks_nochange): Likewise.
10146 (pop_obstacks): Likewise.
10147 (make_node): Use ggc_alloc_tree when GC'ing.
10148 (copy_node): Likewise.
10149 (get_identifier): Use ggc_alloc_string when GC'ing.
10150 (build_string): Likewise.
10151 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
10152 (tree_cons): Likewise.
10153 (build1): Likewise.
10154 (type_hash_canon): Don't call obstack_free when GC'ing.
10156 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
10158 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
10159 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
10161 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
10162 Bernd Schmidt <bernds@cygnus.co.uk>
10163 Mark Mitchell <mark@codesourcery.com>
10165 * Makefile.in (stor-layout.o): Depend on ggc.h.
10166 (expr.o): Depend on ggc.h.
10167 (profile.o): Depend on ggc.h.
10168 (stor-layout.o): Depend on ggc.h.
10169 * emit-rtl.c (init_emit_once): Add gc roots.
10170 * expr.c: Include ggc.h.
10171 (emit_block_move): Add gc roots.
10172 (clear_storage): Likewise.
10173 * expr.h (init_stor_layout_once): New function.
10174 * profile.c: Include ggc.h.
10175 (init_arc_profiler): profiler_label is a root.
10176 * scan.c (make_sstring_space): Trust xrealloc to function
10177 correctly with first parameter NULL.
10178 * stor-layout.c: Include ggc.h.
10179 (set_sizetype): Add gc root.
10180 (init_stor_layout_once): New function.
10181 * toplev.c (compile_file): Call it.
10183 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
10184 Bernd Schmidt <bernds@cygnus.co.uk>
10185 Mark Mitchell <mark@codesourcery.com>
10187 * Makefile.in (tree.o): Depend on ggc.h.
10188 (varasm.o): Likewise.
10189 (function.o): Likewise.
10190 (stmt.o): Likewise.
10191 (except.o): Likewise.
10192 (optabs.o): Likewise.
10193 (emit-rtl.o): Likewise.
10194 * emit-rtl.c: Include ggc.h.
10195 (sequence_element_free_list): Remove, and all references.
10196 (mark_sequence): New functions.
10197 (mark_emit_state): New function.
10198 * except.c: Include ggc.h.
10199 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
10200 (mark_tree_label_node): New functions.
10201 (mark_eh_state): New function.
10202 * function.c: Include ggc.h.
10203 (mark_temp_slot, mark_function_chain): New functions.
10204 (mark_function_state): New function.
10205 (init_function_once): New function.
10206 * function.h (init_function_once): New function.
10207 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
10208 * ggc.h (label_node): Declare.
10209 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
10210 (lang_mark_false_label_stack): New function.
10211 (mark_temp_slot): Remove declaration.
10212 (mark_function_chain): Likewise.
10213 (mark_eh_state): Adjust prototype.
10214 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
10216 * optabs.c: Include ggc.h.
10217 (mark_optab): New function.
10218 (init_optabs): Add gc roots.
10219 * stmt.c: Include ggc.h.
10220 (mark_cond_nesting, mark_loop_nesting): New functions.
10221 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
10222 (mark_stmt_state): New function.
10223 * toplev.c (compile_file): Call init_function_once.
10224 * tree.c: Include ggc.h.
10225 (type_hash): Move declaration earlier in file.
10226 (TYPE_HASH_SIZE, type_hash_table): Likewise.
10227 (init_obstacks): Add gc roots.
10228 (mark_type_hash): New function.
10229 * varasm.c: Include ggc.h.
10230 (mark_pool_constant): New function.
10231 (mark_varasm_state): New function.
10233 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10235 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
10237 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10239 * c-decl.c (struct language_function): Renamed from struct c_function.
10241 (c_function_chain): Delete.
10242 (push_c_function_context): New arg F. Don't warn about nested
10243 functions here. Fill LANGUAGE elt of F. Delete code to update
10244 c_function_chain. Don't call push_function_context.
10245 (pop_c_function_context): New arg F. Restore from there instead of
10246 from c_function_chain. Don't call pop_function_context. Clear out
10247 LANGUAGE field of F when done.
10248 * c-lang.c: Include "function.h"
10249 (lang_init): Initialize save_lang_status and restore_lang_status.
10250 * c-parse.in (nested_function, nested_function_notype): Warn about
10251 nested functions. Call push_function_context/pop_function_context
10252 instead of the _c_ variants.
10253 * c-tree.h (push_c_function_context, pop_c_function_context): Update
10255 * Makefile.in (c-lang.o): Update dependencies.
10257 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
10258 regno_pointer_flag, regno_pointer_align.
10259 (gen_reg_rtx): Use xrealloc to enlarge them.
10260 (free_emit_status): New function.
10261 * function.c (mark_machine_status, mark_lang_status): New variables.
10262 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
10263 in some bits from assign_stack_local. All callers changed to use new
10265 (assign_stack_local): Just call assign_stack_local_1.
10266 (free_after_compilation): New function.
10267 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
10268 (trampoline_address): Likewise.
10269 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
10270 (prepare_function_start): Explicitly clear some more variables.
10271 * function.h (struct function): New elt can_garbage_collect.
10272 (mark_machine_status, mark_lang_status): Declare variables.
10273 (free_after_compilation, free_emit_status, free_varasm_status,
10274 init_varasm_status): Declare functions.
10275 * toplev.c (rest_of_compilation): Call free_after_compilation when
10276 done with the current function.
10277 * varasm.c (free_varasm_status): New function.
10279 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
10281 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
10282 (EXPAND_BUILTIN_VA_ARG): Define.
10283 * sparc.c (sparc_va_start): New.
10284 (sparc_va_arg): New.
10286 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10288 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
10290 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10292 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
10294 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
10296 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
10297 (OBJS): Add $(GGC).
10298 (ggc-callbacks.o): New target.
10299 * ggc-callbacks.c: New file.
10301 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10303 * expr.h: Collapse individual optab and libfunc vars to arrays.
10304 (optab_index, libfunc_index): New enumerations.
10305 (optab_table, libfunc_table): New arrays.
10306 Add accessor macros for both.
10308 * optabs.c (optab_table, libfunc_table): New.
10309 Delete declarations for individual optab and libfunc vars.
10311 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
10313 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
10315 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
10317 * Makefile.in (GGC, GGC_LIB): New.
10318 (HOST_RTL): Include ggc-none.o.
10319 (ggc-simple.o): New target.
10320 (ggc-none.o): Likewise.
10321 * tree.h (tree_common): Add gc_mark.
10322 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
10323 (struct rtvec_def): Add gc_mark.
10324 * emit-rtl.c (global_rtl): Update static initializers to contain
10325 enough initializers.
10326 * ggc.h, ggc-none.c, ggc-simple.c: New files.
10327 * toplev.c (gc_time): New variable.
10328 (all_time): New variable.
10329 (compile_file): Print gc time.
10330 (print_time): Calculate percentage of the whole.
10332 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10334 Change obstack memory management and varasm constant pool handling so
10335 that nested functions are treated like any other functions.
10336 * function.c (init_machine_status): New variable.
10337 (push_function_context_to): Set contains_functions for the outer
10338 function. Don't call save_varasm_status.
10339 (pop_function_context_from): Don't call restore_varasm_status. Don't
10340 set current_function_contains_functions.
10341 (prepare_function_start): Call init_varasm_status rather than
10342 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
10344 * function.h (struct function) Add field varasm. Delete fields
10345 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
10346 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
10347 (init_machine_status): Declare.
10348 (save_varasm_status, restore_varasm_status): Delete declarations.
10349 (save_tree_status, restore_tree_status): Delete last argument.
10350 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
10351 code. All callers changed.
10352 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
10353 save_constants_in_decl_trees, restore_constants, save_constants,
10354 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
10356 (inlining): New variable.
10357 (reg_map, label_map, insn_map, orig_asm_operands_vector,
10358 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
10360 (save_for_inline_nocopy): Don't save constants.
10361 Don't set inl_emit field in current_function.
10362 (expand_inline_function): Use emit field, not inl_emit, of the inlined
10363 function. Set new variable inlining before
10364 calling copy_rtx_and_substitute.
10365 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
10366 constant pool references if inlining is nonzero.
10367 Delete ADDRESS and (most of the) CONST cases.
10368 (output_inline_function): Save and restore current_function/
10369 current_function_decl. Delete restore_constants code. Don't call
10370 init_const_rtx_hash_table.
10371 * output.h (init_const_rtx_hash_table): Don't declare.
10372 * rtl.h (struct function): Declare.
10373 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
10374 * toplev.c (rest_of_compilation): Don't treat nested functions or
10375 functions containing them specially. Delete all code to deal with
10376 save_for_inline_copying.
10377 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
10378 inline_obstacks): Delete variables.
10379 (save_tree_status): Lose arg CONTEXT. All callers changed.
10380 Simply allocate a new function_maybepermanent_obstack for the new
10381 function, delete all the special cases.
10382 Don't save inline_obstacks.
10383 (restore_tree_status): Lose arg CONTEXT. All callers changed.
10384 Delete special handling for function_maybepermanent_obstack; simply
10386 Don't restore inline_obstacks.
10387 (permanent_allocation): Delete code that frees inline_obstacks.
10388 (print_inline_obstack_statistics): Delete function.
10389 (dump_tree_statistics): Don't call it.
10390 * varasm.c (struct varasm_status): New.
10391 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
10392 last_pool, pool_offset, const_double_chain): Delete global
10393 variables, replace with accessor macros.
10394 (immed_double_const): Don't walk const_double_chain outside a
10395 function, but don't treat nested functions specially anymore.
10396 (immed_real_const_1): Likewise.
10397 (clear_const_double_mem): Don't treat nested functions specially.
10398 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
10399 (save_varasm_status, restore_varasm_status): Delete functions.
10400 (init_varasm_status): New function.
10401 (force_const_mem): Don't treat nested functions specially.
10402 (find_pool_constant): Accept new arg F, search for constants in
10403 that function's pool rather than the current one. All callers
10405 (get_pool_constant_for_function, get_pool_mode_for_function): New
10408 * i386.c (init_386_machine_status): New function, mostly from
10409 clear_386_stack_locals.
10410 (struct machine_functions): Rename element names to avoid name
10412 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
10413 macros, replacing global variables.
10414 (clear_386_stack_locals, save_386_machine_status,
10415 restore_386_machine_status): Delete functions.
10416 (override_options): Initialize init_machine_status.
10417 * i386.h (INIT_EXPANDERS): Delete macro.
10418 (save_386_machine_status, restore_386_machine_status,
10419 clear_386_stack_locals): Delete declarations.
10421 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10423 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
10424 (doloop_begin): Simplify pattern and use emit_jump_insn.
10425 (doloop_end): Simplify pattern, switch operand order,
10426 and use emit_jump_insn.
10428 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
10430 * function.h (struct function): Add new element LANGUAGE.
10431 (save_lang_status): Declare new variable.
10432 (restore_lang_status): Likewise.
10433 * function.c (save_lang_status): Define.
10434 (restore_lang_status): Likewise.
10435 (push_function_context_to): Call language-specific save function.
10436 (pop_function_context_from): Call language-specific restore function.
10438 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10440 * i386.md (movsf_1): Check REG_P before use of REGNO.
10441 (movdf_1): Likewise.
10442 (movxf_1): Likewise.
10443 (extendsfdf2): Likewise.
10444 (extendsfxf2): Likewise.
10445 (extenddfxf2): Likewise.
10447 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10449 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
10450 constants into memory.
10451 (c4x_shiftable_constant): New function.
10452 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
10453 (c4x_shiftable_constant): Declare.
10454 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
10455 ashlqi3_noclobber): Add new patterns and associated splitters.
10457 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
10459 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
10460 * dwarf2out.c (dwarf2out_frame_init): Likewise.
10461 * final.c (shorten_branches): Likewise.
10462 * global.c (global_alloc): Likewise.
10463 * haifa-sched.c (build_control_flow): Likewise.
10464 * stmt.c (check_for_full_enumeration_handling): Likewise.
10465 (estimate_case_costs): Likewise.
10467 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
10469 * rtl.h (RTL_CHECKC2): Fix typo in last change.
10471 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
10473 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
10474 (recompute_reg_usage): Likewise.
10475 * rtlanal.c (find_regno_fusage): Likewise.
10477 * rtl.c (rtl_check_failed_code1): New function.
10478 (rtl_check_failed_code2): New.
10479 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
10480 (RTL_CHECKC1, RTL_CHECKC2): New.
10481 (XC*): New accessor macros.
10482 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
10483 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
10484 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
10485 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
10486 (TRAP_*, RANGE_INFO_*): Likewise.
10488 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10490 * Makefile.in (tlink.o): Don't depend on toplev.h.
10492 * collect2.c (c_file, o_file, export_file, import_file, ldout,
10493 output_file, nm_file_name, ldd_file_name, strip_file_name,
10494 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
10495 add_prefix, prefix_from_env, prefix_from_string, do_wait,
10496 fork_execute, maybe_unlink, add_to_list,
10497 extract_init_priority, write_list, dump_list,
10498 dump_prefix_list, write_list_with_asm, write_c_file,
10499 write_c_file_stat, write_c_file_glob, scan_prog_file,
10500 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
10501 ignore_library, extract_string, notice, dump_file, target_machine,
10502 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
10503 read_file, print_load_command): Constify a char*.
10504 (fdopen, error, fatal, fatal_perror): Don't prototype.
10505 (my_strerror): Remove. All callers use xstrerror instead.
10506 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
10507 (main): Add prototype. Constify lots of char* ptrs. Change calls
10508 to xcalloc/strcpy/strcat/... to one call to concat.
10509 (main, scan_prog_file, scan_libraries): Use an intermediate
10510 `const char **' to build an argv array.
10511 (mapfile, libselect, libcompare, locatelib): Add prototypes.
10513 * collect2.h (collect_execute, collect_wait, dump_file,
10514 file_exists): Constify a char*.
10515 (ldout, c_file_name, temporary_obstack, permanent_obstack,
10516 temporary_firstobj, vflag, debug): Add extern declarations.
10517 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
10519 * tlink.c: Don't include toplev.h.
10520 (vflag, debug, ldout, c_file_name, temporary_obstack,
10521 permanent_obstack, temporary_firstobj): Don't declare.
10522 (tlink_execute, frob_extension, symbol_hash_lookup,
10523 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
10524 recompile_files, read_repo_files, demangle_new_symbols,
10525 scan_linker_output): Constify a char*.
10526 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
10527 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
10529 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
10531 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
10532 (relative) rather than jsr (absolute) subroutine call insns.
10533 * config/m68k/m68k-coff.h: Ditto.
10535 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
10537 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
10538 now rework these too.
10539 (arm_reorg): If an insn can't reach the end of the current pool,
10540 ensure that we emit that pool before the insn.
10542 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
10544 * tlink.c (scan_linker_output): Skip the initial underscore in
10545 a mangled name if appropriate.
10547 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10549 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10550 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
10551 error_with_ivar, gen_declarator, create_builtin_decl,
10552 my_build_string, generate_descriptor_table, generate_ivars_list,
10553 generate_dispatch_table, check_protocols, TAG_GETCLASS,
10554 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
10555 dump_base_name, lang_decode_option, build_encode_expr,
10556 start_class, finish_class, encode_pointer, really_start_method,
10557 gen_declaration, dump_interface, handle_class_ref, handle_impent):
10559 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
10560 Add static prototypes.
10561 (build_objc_string_decl, build_selector_reference_decl,
10562 encode_bitfield, build_class_reference_decl): Remove unused
10563 parameter, all callers changed.
10564 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
10565 (objc_printable_name): Likewise. Change second parameter to type int.
10566 (init_objc): Use memcpy, not bcopy, to avoid casts.
10568 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
10570 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
10571 reg notes on a deleted insn.
10572 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
10574 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
10576 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
10578 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10580 * stmt.c (expand_asm_operands): Fix index into inout_mode when
10583 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
10585 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
10586 * tm.texi (MD_ASM_CLOBBERS): Document it.
10588 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
10590 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
10591 * except.c (expand_rethrow): Remove unused variable.
10592 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
10593 * flow.c (replace_insns): Likewise.
10594 (create_edge_list, verify_edge_list): Likewise.
10595 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
10597 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
10598 is special code to run.
10599 (main): Don't define operands to emit_operand.
10600 * genrecog.c (main): Don't emit an empty peephole2_insn function.
10602 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
10604 * alpha/alpha.h (normal_memory_operand): Declare.
10605 (reg_no_subreg_operand): Declare.
10606 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
10608 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
10610 * c-parse.in (compstmt_primary_start): New, broken out of first
10611 part of compstmt handling in primary.
10612 (primary): Use it. Add an error clause.
10613 (compstmt_nostart): Renamed from compstmt; remove all
10614 initial invocations of compstmt_start.
10617 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
10619 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
10622 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
10624 * combine.c (simplify_shift_const): Remove extra semicolon.
10625 * dwarf2out.c (remove_AT): Likewise.
10626 * expmed.c (expand_mult): Likewise.
10627 * gcov.c (create_program_flow_graph): Likewise.
10628 * reorg.c (mostly_true_jump): Likewise.
10630 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
10632 * fold-const.c (fold_range_test): Do not try to fold the range
10633 test if the rhs or lhs has side effects.
10635 * combine.c (simplify_rtx): Recognize another case of a synthesized
10638 * varasm.c (mark_constant_pool): When marking indirect references,
10639 only look at SYMBOL_REFs.
10641 * except.c (expand_fixup_region_end): Do not peek at
10642 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
10644 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
10646 * flags.h: New variables align_loops, align_loops_log,
10647 align_jumps, align_jumps_log, align_labels, align_labels_log,
10648 align_functions, align_functions_log.
10649 * toplev.c: Define them.
10650 (f_options): Handle -falign-* when they have no argument.
10651 (main): Add logic to set variables for -falign-functions,
10652 -falign-jumps, -falign-labels, -falign-loops.
10653 Make it -fsched-verbose=<n> and -finline-limit=<n>.
10654 (display_help): Change help to match options.
10655 * final.c (LABEL_ALIGN): Default to align_labels_log.
10656 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
10657 (LOOP_ALIGN): Default to align_loops_log.
10658 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
10659 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
10660 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
10661 * varasm.c (assemble_start_function): Handle align_functions.
10663 * config/sparc/sparc.h: Don't declare sparc_align_*.
10664 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
10665 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
10667 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
10669 * config/sparc/sparc.c: Delete sparc_align_loops,
10670 sparc_align_jumps, sparc_align_funcs and the corresponding string
10672 (sparc_override_options): Default align_functions on ultrasparc.
10673 Delete -malign-* handling.
10675 * config/mips/mips.c (override_options): On 64-bit targets,
10676 try to align code to 64-bit boundaries.
10677 (print_operand): New substitution, %~,
10678 which aligns labels to align_labels_log.
10679 * config/mips/mips.md (div_trap_normal): Use %~.
10680 (div_trap_mips16): Likewise.
10682 (absdi2): Likewise.
10683 (ffssi2): Likewise.
10684 (ffsdi2): Likewise.
10685 (ashldi3_internal): Likewise.
10686 (ashrdi3_internal): Likewise.
10687 (lshrdi3_internal): Likewise.
10688 (casesi_internal): Likewise.
10690 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
10692 Merge new ia32 backend from the branch!
10694 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
10695 See ChangeLog.P2 on new_ia32_branch for details.
10697 * rtl.h (stack_regs_mentioned_p): Delete prototype.
10698 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
10699 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10700 * i386/gas.h (ASM_FILE_START): Define.
10701 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
10702 for name change of ix86_valid_decl_attribute_p.
10703 (i386_pe_valid_type_attribute_p): Similarly.
10705 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
10707 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
10708 to step through CC modes.
10710 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10712 * regmove.c (fixup_match_1): Don't move INSN in front of P if
10713 it would end up in the shadow of a live flags regsiter.
10715 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10717 * reload1.c: Fix many indentation problems.
10718 * reload.c: Likewise.
10720 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
10722 * alias.c (non_local_reference_p): Constify fmt.
10724 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
10726 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
10728 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
10730 * cse.c (delete_trivially_dead_insns): Do not delete stores to
10731 the internal_arg_pointer.
10733 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
10735 Merge peephole2 from new_ia32_branch:
10736 * Makefile.in (STAGESTUFF): Add *.peephole2.
10737 (mostlyclean): Likewise.
10738 (recog.o): Depend on resource.h.
10740 * final.c (peephole): Conditionalize decl on HAVE_peephole.
10741 (final_scan_insn): Likewise for the invocation of peephole.
10742 * genconfig.c (main): Look for peephole and peephole2 patterns.
10743 Emit HAVE_peephole* accordingly.
10744 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
10745 * flags.h (flag_peephole2): Declare.
10746 * toplev.c: New pass peephole2. New flag -fpeephole2.
10748 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
10749 * gencodes.c (main): Likewise.
10750 * genextract.c (main): Likewise.
10751 * genoutput.c (main): Likewise.
10752 * genemit.c (max_operand_1): Look for the max scratch operand.
10753 (gen_rtx_scratch): New.
10754 (gen_exp): Use it, and pass on new arg subroutine_type.
10755 (gen_expand): Take max scratch into account.
10756 (gen_split): Emit peephole2 functions.
10757 (output_peephole2_scratch): New.
10758 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
10759 * genrecog.c (routine_type): Add PEEPHOLE2.
10761 (make_insn_sequence): Match outer parallel for peep2. Discard
10762 top level scratches and dups.
10763 (add_to_sequence): New args insn_type and top. Update all callers.
10764 Handle toplevel peep2 matching insns.
10765 (write_subroutine): Handle peep2.
10766 (write_tree_1): Likewise.
10767 (write_tree): Likewise.
10769 (change_state): New arg afterward. Update all callers.
10770 Handle matching separate insns.
10771 * recog.c (recog_next_insn): New.
10772 (peephole2_optimize): New.
10773 * rtl.def (DEFINE_PEEPHOLE2): New.
10774 * resource.c (find_free_register): New argument last_insn. Use it
10775 to find a register available through the entire span.
10776 * resource.h (find_free_register): Update prototype.
10778 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
10780 * i386.c (output_strlen_unroll): Don't write xops[7]
10781 label if it wasn't set.
10783 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
10785 * cpplib.c (struct directive): Const-ify name pointer and
10786 function pointer prototype.
10787 (validate_else, do_define, do_line, do_include, do_undef,
10788 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
10789 do_elif, do_endif, do_sccs, do_assert, do_unassert,
10790 do_warning): Const-ify second arg.
10791 (directive_table): Mark const. Reorder entries by frequency
10792 of usage, record statistics.
10794 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
10796 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
10797 bounds- check RTL accesses if --enable-checking.
10798 (RTVEC_ELT): Bounds check if --enable-checking.
10799 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
10800 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
10801 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
10803 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
10804 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
10806 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
10807 (NOTE_SOURCE_FILE): Use X0STR.
10808 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
10809 MEM_ALIAS_SET): Use X0INT.
10810 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
10811 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
10813 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
10814 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
10815 (rtl_check_failed_bounds, rtl_check_failed_type1,
10816 rtl_check_failed_type2, rtvec_check_failed_bounds): New
10818 (fancy_abort): Fix comment.
10820 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
10821 (cse_insn): Decrement LABEL_NUSES for jump target before
10822 deleting jump insn.
10823 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
10824 * final.c (alter_subreg): Compute regno before changing x to
10825 REG; set REGNO(x) after changing it.
10826 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
10827 notes containing CONST_INTs.
10828 (delete_eh_regions): Use NOTE_EH_HANDLER.
10829 * function.c (put_reg_into_stack): Make reg a MEM before
10831 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
10833 (gen_mem_addressof): Make reg a MEM before initializing it.
10834 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
10836 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
10837 deleting an insn, not after.
10838 (block_alloc): Only look at PATTERN(insn) if we have to, and
10839 only if it's format class 'i'.
10840 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
10841 CONST_INT before using its INTVAL.
10842 * print-rtl.c (print_rtx): Use X0STR.
10843 * regmove.c (fixup_match_1): Don't look at PATTERN of
10844 non-class-'i' insn chain elements.
10845 * reload.c (loc_mentioned_in_p): Take address of
10846 in->fld[1].rtx directly.
10847 * reload1.c (reload): Change reg to a MEM before initializing
10849 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
10851 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
10853 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
10855 * config/mips/mips.c (machine_dependent_reorg): Force a
10856 barrier to output the local constant pool if a barrier hasn't
10857 been found at a natural point in the instruction stream.
10859 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10861 * c-parse.in (language_string): Constify.
10863 * dwarf2out.c (language_string): Remove declaration.
10865 * dwarfout.c (language_string): Likewise.
10867 * toplev.c (language_string, init_parse, finish_parse): Likewise.
10869 * tree.h (language_string, init_parse, finish_parse): Declare.
10871 * i386/sun386.h (language_string): Remove declaration.
10873 * mips.h (language_string): Likewise.
10875 * nextstep.h (language_string): Likewise.
10877 * nextstep21.h (language_string): Likewise.
10879 * rs6000.c (language_string): Likewise.
10881 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10883 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
10884 (getpwd.o): Remove target.
10886 * getpwd.c: Delete file. Its in libiberty now.
10888 * dbxout.c (getpwd): Don't prototype.
10889 * dwarf2out.c (getpwd): Likewise
10890 * dwarfout.c (getpwd): Likewise
10891 * final.c (getpwd): Likewise.
10892 * protoize.c (getpwd): Likewise.
10894 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10896 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
10898 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
10900 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
10901 mark_set_resources.
10903 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
10905 * fixinc/Makefile.in (subdir): New.
10906 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
10909 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
10911 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
10912 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
10915 * invoke.texi: Fix typo.
10917 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
10918 changed. Handle autoincrement addressing modes.
10920 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
10921 just like we would the virtual incoming args register when
10924 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
10926 * rs6000.h (ASM_FILE_START): Specify complete filename, including
10927 path, in .file directive.
10929 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
10931 * gcc.texi (External Bugs): Remove obsolete note about Perl on
10934 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
10936 * stdbool.h: Make the typedef name _Bool, with bool a #defined
10939 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10941 * tree.c (tree_code_name): Constify a char*.
10943 * tree.h (tree_code_name, decl_printable_name): Likewise.
10945 * function.h (struct function): Likewise.
10947 * toplev.c (decl_name, decl_printable_name): Likewise.
10949 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
10951 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
10952 (init_objc): Remove function pointer cast.
10954 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
10956 * pa.md (interspace_jump): New pattern.
10957 (builtin_longjmp): New expander.
10959 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
10961 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
10962 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
10963 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
10965 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
10967 * jump.c (delete_prior_computation): Also check calls
10968 to constant functions. Don't bother checking for a
10969 REG_UNUSED note before adding it.
10970 (delete_computation): Handle multi-word hard registers
10971 when synthesizing missing REG_DEAD notes for a register
10972 which is both set and used by an insn.
10974 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10976 * loop.c (this_loop_info): New variable.
10977 (loop_has_call, loop_has_volatile, loop_has_tablejump,
10978 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
10980 (prescan_loop, strength_reduce): New argument loop_info. All callers
10982 (scan_loop): New variable loop_info, initialise to address of
10984 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
10985 Delete variable loop_has_multiple_exit targets and replace with
10986 field in this_loop_info.
10987 (find_and_verify_loops): Rename this_loop to this_loop_num.
10988 (strength_reduce): Delete loop_iteration_info. Replace variable
10989 loop_info with function argument of same name.
10990 (insert_bct): Rework test for loop being completely unrolled.
10992 * loop.h (struct loop_info): New fields num, loops_enclosed,
10993 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
10994 has_indirect_jump, and cont. Redefine use of unroll_number.
10995 (loop_unroll_number): Delete.
10997 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
10998 field of loop_info.
10999 (loop_iterations): Delete variable vtop and instead use
11000 loop_info->vtop computed in prescan_loop.
11002 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
11004 * fix-header.c (main): Do not pass a null pointer to strcmp.
11006 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
11008 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
11010 * configure: Rebuilt.
11012 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
11014 * jump.c (jump_optimize_1): Do not delete assignments to
11015 internal_arg_pointer.
11016 * cse.c (delete_trivially_dead_insns): Always consider a set of
11017 the internal_arg_pointer live.
11019 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
11021 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
11022 (update_life_info) [REG_WAS_0]: Search the original insns rather
11023 than the new insns for the note. Fix typos finding note_dest.
11024 If no dest found, discard the note rather than abort.
11025 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
11026 (replace_insns): Remove the old insn list after update_life_info
11029 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
11031 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
11032 sched_analyze_insn.
11033 (sched_analyze_1): Let add_dependence care for not adding dups.
11034 (sched_analyze_2): Likewise.
11035 (add_branch_dependences): Likewise.
11037 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
11039 * i386/winnt.c (export_list): New type.
11040 (exports_head): Rename to
11041 (export_head): this.
11042 (i386_pe_record_exported_symbol): Add is_data flag.
11043 (i386_pe_asm_file_end): Emit directive for exported variables.
11044 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
11046 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
11047 (ASM_DECLARE_OBJECT_NAME): Likewise.
11048 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11049 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11051 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
11053 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
11055 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
11058 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
11060 * config/openbsd.h: Define SET_ASM_OP.
11061 * tm.texi: cross-reference SET_ASM_OP in the index.
11063 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
11065 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
11066 for a CONST_DOUBLE, at compile time. Initialize rtx_length
11067 and class_narrowest_mode at compile time. Kill init_rtl.
11068 Mark rtx_length, mode_class, mode_size, mode_unit_size,
11069 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
11070 rtx_format as const. Kill all references to EXTRA_CC_MODES or
11072 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
11074 * rtl.h: Declare rtx_length and rtx_format as const.
11075 * machmode.def: Define CC(). Use CC() to define CCmode. If
11076 EXTRA_CC_MODES is defined, expand it here.
11077 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
11078 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
11079 const. Kill all references to EXTRA_CC_MODES.
11081 * toplev.c: Don't prototype or call init_rtl.
11082 * optabs.c: Don't call init_mov_optab.
11083 * genemit.c: Don't generate init_mov_optab. Don't call
11085 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
11087 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
11088 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
11089 genrecog.c: Don't call init_rtl.
11091 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
11092 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
11093 definition of EXTRA_CC_MODES.
11095 * md.texi: Kill ref to EXTRA_CC_NAMES.
11096 * tm.texi: Document new way to define EXTRA_CC_MODES.
11098 * genrecog.c: Do not look up the name of a define_split.
11099 (Unrelated bugfix.)
11101 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
11103 * config/v850/v850.md: Fix typo introduced by previous delta.
11105 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11107 * gcc.c (fatal): Make definition static to match prototype.
11109 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11111 * combine.c (get_last_value): Don't look for earlier sets if the last
11112 known set is somewhere in between the insns being combined.
11114 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
11116 * configure.in: Don't use shell ! to negate exit codes
11117 * configure: Regenerate
11119 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
11121 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
11122 the fact that ALIGN is measured in bits, not bytes.
11124 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
11126 * errors.c: New file; defines functions error, warning, and
11127 fatal, variables have_error and progname.
11128 * errors.h: New file; prototypes and decls for stuff in errors.c.
11130 * Makefile: Add rules to build errors.o and
11131 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
11132 genopinit, genrecog, genextract, genpeep, genattr, and
11133 genoutput with errors.o. Add errors.h to deps of genconfig.o,
11134 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
11135 genpeep.o, genattr.o, and genoutput.o.
11137 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
11138 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
11139 define or prototype fatal. Set progname at beginning of main.
11140 * genoutput.c: Likewise, and don't define or prototype error
11143 * c-typeck.c (c_expand_start_case): Return immediately if exp
11145 * fold-const.c (operand_equal_p): Return immediately if arg1
11146 or arg0 are ERROR_MARKs.
11147 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
11148 fields of type ERROR_MARK when calculating if the record can
11151 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
11152 with much help from Jeffrey A Law and Richard Henderson
11154 * i386.md: In the 6 insns which call output_fix_trunc,
11155 earlyclobber operands[0].
11157 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
11159 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
11160 creating new registers.
11162 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
11164 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
11165 i386_reg_alloc_order, i386_regparm_string,
11166 i386_align_loops_string, i386_align_jumps_string,
11167 i386_align_funcs_string, i386_preferred_stack_boundary_string,
11168 and i386_branch_cost_string as type "const char *".
11169 * i386.c: Define all above strings as type "const char *".
11171 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
11173 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
11174 when emitting alignment padding. Emit padding byte of 0 instead of 4.
11176 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
11178 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
11179 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
11181 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
11183 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
11184 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
11185 (dwarf2out_line, dwarf2out_finish): Likewise.
11186 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
11188 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11190 * tree.c (lang_unsave_expr_now) : Correct return type.
11191 * tree.h (lang_unsave_expr_now) : Same.
11193 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
11195 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
11196 instead of duplicating code.
11198 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11200 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
11202 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
11204 * tree.h: fancy_abort always takes three args.
11205 * resource.c: Move include of system.h before toplev.h.
11207 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
11209 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
11212 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
11214 * system.h: Don't redefine abort or trim_filename.
11215 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
11216 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
11217 whether or not __FUNCTION__ is available.
11218 * tree.h: Duplicate rtl.h's definition of abort, for files
11219 that don't include rtl.h. Delete all code to perform type
11220 checking with a compiler other than GCC.
11221 * varray.h: Delete all code to perform type checking with a
11222 compiler other than GCC. Make VARRAY_CHECK() always evaluate
11223 its arguments exactly once, using a statement expression.
11224 Adjust the VARRAY_<type> accessor macros to match.
11225 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
11226 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
11227 caller's location. Define fatal_insn and fatal_insn_not_found
11228 as macros that use _fatal_insn and _fatal_insn_not_found.
11229 (fancy_abort, trim_filename): Kill prototypes.
11231 * rtl.c (trim_filename): Move here from toplev.c.
11232 (fancy_abort): New function.
11233 (DIR_SEPARATOR): Provide default definition.
11234 * tree.c (tree_check_failed, tree_class_check_failed): Go
11235 through fancy_abort.
11236 (tree_check, tree_class_check, cst_or_constructor_check,
11237 expr_check): Delete.
11238 * varray.c (varray_check_failed): New function.
11239 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
11240 _fatal_insn and _fatal_insn_not_found. Go through
11242 (trim_filename, fancy_abort): Delete.
11244 * builtins.c (expand_builtin_args_info): Report ICE with abort.
11245 * except.c (start_catch_handler): Report ICE with error/abort
11247 * final.c (output_operand_lossage): Likewise.
11248 * flow.c (verify_flow_info): Likewise.
11250 * gcc.c: Prototype fatal.
11251 * gengenrtl.c: Undef abort after including rtl.h not system.h.
11252 * genattr.c, genattrtab.c, genemit.c, genextract.c,
11253 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
11254 Don't define fancy_abort.
11256 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
11258 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
11261 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
11263 * m88k.h (VERSION_INFO2): Kill.
11264 (VERSION_STRING): Kill.
11266 (VERSION_INFO1): Tidy.
11267 (TARGET_VERSION): Update.
11268 * m88k/dgux.h (VERSION_INFO2): Kill.
11269 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
11270 * m88k/luna.h (VERSION_INFO1): Tidy.
11271 * m88k/sysv4.h (VERSION_INFO1): Likewise.
11272 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
11273 (output_file_start): Adjust for death of VERSION_STRING.
11275 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
11277 * cpplib.c (detect_if_not_defined): New function.
11278 (do_if): Use it to detect potential once-only headers.
11280 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
11282 * c-common.c (combine_strings): Always set TREE_CONSTANT.
11284 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
11286 * combine.c (nonzero_bits) : Allow single-ly set registers to be
11287 anywere in the function only if they are pseudos and set before
11288 being used (not live at the start of the function).
11289 (num_sign_bit_copies) : Same.
11290 (get_last_value_validate) : Same.
11291 (get_last_value) : Same.
11293 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
11295 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
11296 where N and M are constant and N is an integer multiple of M.
11298 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11300 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
11301 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
11302 sbitmap_union_of_preds): Add prototypes.
11303 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
11304 the intersection of successors with the new flow graph structures.
11305 (sbitmap_intersection_of_preds): New function to compute the
11306 intersection of predecessors with the new flow graph structures.
11307 (sbitmap_union_of_succs): New function to compute the union of
11308 successors with the new flow graph structures.
11309 (sbitmap_union_of_preds): New function to compute the union of
11310 predecessors with the new flow graph structures.
11311 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
11312 (expr_reaches_here_p): Use edge and basic_block structures instead
11313 of s_preds and s_succs.
11314 (compute_cprop_avinout): Use new sbitmap routines.
11315 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
11316 of s_preds and s_succs.
11317 * flow.c (compute_flow_dominators): Compute dominators using
11318 edges and basic blocks instead of s_preds and s_succs.
11320 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
11322 * lists.c (unused_insn_list, unused_expr_list): New file for
11323 maintaining various types of lists. New statics for maintaining a
11324 cache of available INSN_LIST and EXPR_LIST nodes.
11325 (free_list): Static function for freeing a list of INSN/EXPR nodes.
11326 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
11327 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
11328 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
11329 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
11330 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
11331 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
11332 (free_INSN_LIST_node): Free an individual INSN_LIST node.
11333 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
11334 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
11335 (remove_dependence, free_pending_lists): Use new global routines.
11336 (flush_pending_lists, sched_analyze_insn): Use new global routines.
11337 (sched_analyze, compute_block_backward_dependences): Use new routines.
11338 (sched_analyze_1, sched_analyze_2): Use new routines.
11339 (schedule_insns): Use new global routines.
11340 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
11342 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
11343 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
11345 * toplev.c (rest_of_compilation): Initialize node cache.
11346 * Makefile.in (OBJS): Add lists.o to list of object files.
11347 (lists.o): Add dependancies.
11349 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
11351 * config/v850/v850.md: Fix compile time warning messages.
11352 * config/v850/v850.c: Fix compile time warning messages.
11353 * config/v850/v850.h: Fix compile time warning messages.
11355 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11357 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
11358 Remove unused prototype for `init_lengths'.
11360 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11362 * calls.c (emit_call_1): Mark parameter `stack_size' with
11364 (expand_call): Initialize variable `insn'.
11365 (emit_library_call): Likewise for variable `high_to_save'.
11366 (emit_library_call_value): Likewise.
11367 (store_one_arg): Likewise for variables `lower_bound' and
11370 * combine.c (try_combine): Likewise for variables `i2_code_number'
11371 and `other_code_number'.
11372 (find_split_point): Likewise for variables `pos', `unsignedp' and
11374 (simplify_if_then_else): Likewise for variables `op' and `c1'.
11375 (simplify_and_const_int): Remove unused variable `width'.
11376 (merge_outer_ops): Likewise.
11378 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
11379 HOST_WIDE_INT' when comparing against one.
11380 (simplify_relational_operation): Likewise.
11381 (cse_insn): Initialize variables `src_eqv_volatile',
11382 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
11384 * final.c (init_final): Constify parameter `filename'.
11385 (final_start_function): Mark parameter `optimize' with
11387 (profile_function): Likewise for parameters `first' and `optimize'.
11388 (output_source_line): Likewise for parameter `file'.
11390 * integrate.c (subst_constants): Cast a value to `size_t' when
11391 comparing against one.
11392 (mark_stores): Initialize variable `mode'. Cast a value to
11393 `size_t' when comparing against one.
11395 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
11397 * loop.c (move_movables): Initialize variable `first'.
11398 (strength_reduce): Likewise for variable `increment'.
11399 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
11400 value to `size_t' when comparing against one.
11401 (load_mems): Initialize variable `end_label'.
11403 * output.h (init_final): Constify parameter.
11405 * reload.c (decompose): Initialize variable `base'.
11407 * reload1.c (reload): Likewise for variable `is_scalar'.
11408 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
11409 (choose_reload_regs): Initialize variable `mode'.
11410 (emit_reload_insns): Likewise for variable `store_insn'.
11411 (reload_cse_noop_set_p): Mark parameter `insn' with
11413 (reload_combine): Initialize variable `set'.
11415 * unroll.c (unroll_loop): Likewise for variable `local_label'.
11416 (copy_loop_body): Cast a value to `size_t' when comparing against
11419 * varasm.c (assemble_variable): Initialize variable `size_tree'.
11420 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
11421 (remove_from_pending_weak_list): Mark parameter `name' with
11424 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11426 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
11429 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
11431 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
11432 (ASM_DECLARE_FUNCTION_NAME): Define.
11433 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
11434 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
11435 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
11436 not already defined.
11438 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
11440 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
11441 of n_popped when call/call_value are not defined.
11443 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
11445 * tm.texi: GNU CC -> GCC conversion.
11446 (CC1_SPEC): Indicate it is used for all language front ends.
11448 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
11450 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
11451 NOTE_INSN_EH_REGION_END correctly.
11453 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11454 Jeff Law <law@cygnus.com>
11456 * loop.c (strength_reduce): Automatically unroll loops if the
11457 unrolled loop size is smaller than the rolled loop size.
11459 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
11460 and delete comment that code should be rewritten.
11462 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
11464 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
11467 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
11469 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
11471 * fixinc/mkfixinc.sh: Don't fix uwin headers.
11472 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
11473 (LINK_SPEC): Add -u _main when building executables.
11474 (ASM_DECLARE_FUNCTION): Update from Cygwin.
11475 (ASM_FILE_END): Use the default for ix86-pe.
11476 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
11478 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
11480 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
11481 and ASM_CLOSE_PAREN are empty strings.
11483 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
11484 Geoffrey Keating <geoffk@cygnus.com>
11486 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
11487 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
11488 (unprotoize.o): Ditto.
11489 (test-protoize-simple): Don't define STD_PROTO_DIR.
11490 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
11491 changes to make 'test-protoize-simple' pass.
11492 (STD_PROTO_DIR): Remove define.
11493 (STANDARD_EXEC_PREFIX): Supply default define.
11494 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
11495 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
11496 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
11497 (GET_ENV_PATH_LIST): New macro.
11498 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
11499 (do_processing): Initialize default_syscalls_dir using new
11500 macros. Use it to initialize syscalls_absolute_filename.
11502 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
11504 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
11505 B into a register before emit_conditional_move.
11507 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
11509 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
11510 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
11511 multiplicand out of (+ (* a b) (* c d)).
11513 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
11514 Richard Henderson <rth@cygnus.com>
11516 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
11517 (new_insn_dead_notes): Likewise.
11518 (update_n_sets): Likewise.
11519 (update_flow_info): Move to flow.c, renamed to update_life_info;
11520 extend to handle multiple source insns.
11521 * flow.c: Include resource.h
11522 (unlink_insn_chain): New.
11523 (split_hard_reg_notes): New.
11524 (maybe_add_dead_note): New.
11525 (maybe_add_dead_note_use): New.
11526 (find_insn_with_note): New.
11527 (new_insn_dead_notes): New.
11528 (update_n_sets): New.
11529 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
11530 (maybe_remove_dead_notes): New.
11531 (update_life_info): New.
11532 (prepend_reg_notes): New.
11533 (replace_insns): New.
11534 * output.h (update_life_info): Declare.
11535 * recog.c (split_block_insns): Use update_life_info.
11536 * resource.c (find_free_register): Use reg_alloc_order, don't use
11537 fixed regs, make sure the mode is supported, don't use new regs.
11539 * rtl.h (replace_insns): Declare.
11541 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
11543 * expr.c (expand_expr): Cope with COND_EXPRs with one
11544 non-returning branch.
11546 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
11548 * expr.c (store_expr): Always pass down the target, even when not
11551 1999-08-24 Nick Clifton <nickc@cygnus.com>
11553 * configure.in: Define target_cpu_default for v850 targets.
11554 * configure: Regenerate
11556 * config/v850/v850.h (TARGET_CPU_generic): Define.
11557 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
11558 addresses are 4 byte aligned.
11560 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
11563 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11565 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
11566 (main): Add prototypes.
11568 * genattrtab.c (substitute_address, write_const_num_delay_slots,
11569 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
11570 (write_attr_get): Emit prototypes along with function definition.
11571 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
11572 (write_complex_function): Emit static prototype along with
11573 function definition.
11575 * genemit.c (gen_split): Emit prototypes along with function
11578 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
11579 Likewise for predicates and `insn_operand_predicate'.
11580 (process_template): Emit static prototype along with function
11583 * genrecog.c (make_insn_sequence): Constify a char*. Add
11584 prototypes for get_split_*().
11585 (write_subroutine): Emit prototypes along with function
11588 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11590 * gcse.c (find_avail_set): Follow chains of register-register copies.
11591 Use oprs_not_set_p to guarantee that the returned value can be
11593 (cprop_insn): Don't verify the return value of find_avail_set with
11596 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
11597 (cprop_cc0_jump): New function.
11598 (cprop_insn): Break out new function cprop_jump and use it.
11599 Also use cprop_cc0_jump for machines with CC0.
11600 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
11602 * tree.h (current_function_calls_setjmp,
11603 current_function_calls_longjmp): Delete declarations.
11604 * dsp16xx.c: Include "function.h".
11605 * elxsi.c: Likewise.
11606 * gmicro.c: Likewise.
11607 * h8300.c: Likewise.
11608 * i370.c: Likewise.
11609 * m32r.c: Likewise.
11610 * mn10200.c: Likewise.
11611 * mn10300.c: Likewise.
11612 * ns32k.c: Likewise.
11613 * spur.c: Likewise.
11614 * v850.c: Likewise.
11616 * rtl.h (rtx_equal_function_value_matters): Declare.
11617 * toplev.c (rtx_equal_function_value_matters): Don't declare.
11619 * function.c: Likewise.
11620 * emit-rtl.c: Likewise.
11622 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
11624 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
11627 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11629 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
11632 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
11634 * cpp.texi: Add a node documenting macro varargs (copied
11637 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
11639 * cppspec.c: Put a null pointer at the end of the new argv.
11641 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
11643 * configure.in: Remove code to select/de-select the haifa
11644 scheduler. Every scheduled port gets haifa now.
11645 * configure: Rebuilt.
11646 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
11648 * Makefile.in: Corresponding changes.
11650 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11652 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
11653 All callers changed.
11654 (prepare_float_lib_cmp): Likewise.
11655 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
11656 * expr.h (emit_float_lib_cmp): Delete declaration.
11657 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
11658 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
11659 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
11661 (cmptf): Now conditional on TARGET_HARD_QUAD.
11663 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
11665 * resource.c (mark_target_live_regs): Use
11666 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
11668 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11670 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
11672 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
11674 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
11676 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11678 * rtl.h (rtx_format): Constify a char*.
11680 * rtl.c (rtx_format): Likewise.
11681 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
11682 (init_rtl): Use accessor macro, not `rtx_format'.
11684 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
11687 * caller-save.c (mark_referenced_regs): Likewise.
11689 * combine.c (subst, make_compound_operation, known_cond,
11690 gen_rtx_combine, update_table_tick, get_last_value_validate,
11691 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
11693 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
11694 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
11695 count_reg_usage): Likewise.
11697 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
11700 * final.c (leaf_renumber_regs_insn): Likewise.
11702 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
11703 dump_edge_info, count_reg_references): Likewise.
11705 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
11706 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
11709 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
11710 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
11711 add_label_notes): Likewise.
11713 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
11714 clear_struct_flag, count_sub_rtxs, count_alternatives,
11715 compares_alternatives_p, contained_in_p, walk_attr_value,
11716 write_expr_attr_cache): Likewise.
11718 * genconfig.c (walk_insn_part): Likewise.
11720 * genemit.c (max_operand_1, gen_exp): Likewise.
11722 * genextract.c (walk_rtx): Likewise.
11724 * genflags.c (num_operands): Likewise.
11726 * genoutput.c (scan_operands): Likewise.
11728 * genpeep.c (match_rtx): Likewise.
11730 * genrecog.c (add_to_sequence): Likewise.
11732 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
11735 * integrate.c (save_constants, copy_for_inline,
11736 copy_rtx_and_substitute, subst_constants, restore_constants):
11739 * jump.c (mark_jump_label, invert_exp, redirect_exp,
11740 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
11742 * local-alloc.c (contains_replace_regs, memref_referenced_p):
11745 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
11746 add_label_notes, replace_call_address, count_nonfixed_reads,
11747 invariant_p, find_single_use_in_loop, find_mem_givs,
11748 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
11751 * print-rtl.c (reg_names, print_rtx): Likewise.
11753 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
11755 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
11756 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
11757 print_blocks): Likewise.
11759 * regclass.c (fix_register, record_address_regs,
11760 reg_scan_mark_refs): Likewise.
11762 * regmove.c (stable_but_for_p): Likewise.
11764 * reload.c (loc_mentioned_in_p, operands_match_p,
11765 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
11766 copy_replacements, refers_to_regno_for_reload_p,
11767 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
11768 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
11771 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
11772 delete_address_reloads_1, count_occurrences,
11773 reload_cse_mem_conflict_p, reload_combine_note_use,
11774 add_auto_inc_notes): Likewise.
11776 * resource.c (mark_referenced_resources, mark_set_resources):
11779 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
11780 reg_mentioned_p, regs_set_between_p, modified_between_p,
11781 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
11782 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
11783 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
11784 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
11786 * sched.c (sched_analyze_2, attach_deaths): Likewise.
11788 * stupid.c (stupid_mark_refs): Likewise.
11790 * unroll.c (remap_split_bivs): Likewise.
11792 * varasm.c (mark_constants): Likewise.
11794 * a29k/a29k.c (uses_local_reg_p): Likewise.
11796 * alpha/alpha.c (summarize_insn): Likewise.
11798 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
11799 eliminate_lr2ip): Likewise.
11801 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
11803 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
11804 reg_mentioned_in_mem): Likewise.
11806 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
11807 symbolic_reference_mentioned_p): Likewise.
11809 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
11811 * sh/sh.c (regs_used, mark_use): Likewise.
11813 * vax/vax.c (vax_rtx_cost): Likewise.
11815 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11817 * machmode.h (mode_name): Constify a char*.
11819 * rtl.c (mode_name): Likewise.
11821 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
11823 * optabs.c (init_libfuncs): Constify a char*.
11825 * print-tree.c (mode_name): Remove redundant declaration.
11826 (print_node): Use accessor macro, not `mode_name'.
11828 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
11830 (new_spill_reg): Constify a char*.
11832 * tree.c (mode_name): Remove redundant declaration.
11834 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11836 * rtl.c (rtx_name): Constify a char*.
11838 * rtl.h (rtx_name, fix_sched_param): Likewise.
11840 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
11841 (mypr): Use accessor macro, not `rtx_name'.
11843 * genemit.c (print_code): Constify a char*.
11845 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
11847 * genpeep.c (print_code): Constify a char*.
11849 * genrecog.c (print_code): Likewise.
11851 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
11852 end_bb): Add static prototype.
11853 (draw_edge): Constify a char*.
11854 (end_bb): Remove unused parameter.
11856 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
11857 print_block_visualization): Constify a char*.
11859 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
11861 * c-common.c (c_get_alias_set): Update comment.
11863 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11865 * linux.h (LIB_SPEC): Added.
11867 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11869 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
11871 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
11873 * tree.c (expr_check): Fix typo in last change.
11875 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
11877 * rtl.def (NOTE): Change format to "iuu0n".
11878 (ADDR_DIFF_VEC): Change format to "eEee0".
11879 (ADDRESSOF): Change format to "eit".
11881 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
11882 (RTVEC_ELT): Change to match.
11883 (XVECEXP): Use XVEC and RTVEC_ELT.
11884 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
11885 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
11886 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
11887 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
11888 TRAP_CONDITION, TRAP_CODE): Use XEXP.
11889 (INTVAL): Use XWINT.
11890 (ADDRESSOF_DECL): Use XTREE.
11891 (SET_ADDRESSOF_DECL): Delete.
11892 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
11893 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
11894 ifdefed out since 2.6 at least.
11895 (gen_rtvec_vv): Delete prototype.
11897 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
11899 (copy_most_rtx): Handle 't' format letter.
11900 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
11901 (gen_rtvec_vv): Delete function. All callers changed to use
11902 gen_rtvec_v instead.
11903 * print-rtl.c (print_rtx): Move special casing of NOTEs to
11904 the '0' format letter.
11906 * function.c (gen_mem_addressof): Don't use
11907 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
11909 * integrate.c (copy_rtx_and_substitute): Likewise.
11910 Copy 't' slots with XTREE.
11911 (subst_constants): Treat 't' slots like '[swi]' slots.
11912 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
11913 * jump.c (rtx_equal_for_thread_p): Likewise.
11914 * rtlanal.c (rtx_equal_p): Likewise.
11915 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
11916 only four arguments.
11917 * gengenrtl.c (type_from_format): Provide correct types for
11921 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
11922 If a recent gcc is in use (always in stage2 and beyond), use
11923 statement expressions, so we don't make a function call unless
11924 the check fails. Evaluate arguments exactly once.
11925 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
11926 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
11928 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
11929 they evaluate their arguments exactly once, irrespective of
11930 the compiler in use.
11932 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
11933 is used by the currently-enabled check macros. This is:
11934 (tree_check_failed, tree_class_check_failed): For gcc.
11935 (tree_check, tree_class_check, cst_or_constructor_check,
11936 expr_check): For other compilers.
11938 * gencheck.c: Do not define any *_CHECK1 macros.
11940 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
11941 Mark Mitchell <mark@codesourcery.com>
11943 * c-common.c (c_get_alias_set): Fix support for poitners and
11946 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
11948 * alias.c: Include tree.h.
11949 (nonlocal_reference_p, mark_constant_function): New functions.
11950 * flow.c (life_analysis): Call mark_constant_function.
11951 * rtl.h (mark_constant_function): Declare it.
11953 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
11955 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
11956 unrecognisable switches.
11958 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11960 * loop.c (recombine_givs): Set ix field after sorting.
11961 (recombine_givs): Remove bogus index / giv lockstep looping.
11963 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11965 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
11967 (emit_store_flag_force): Use do_compare_rtx_and_jump.
11968 (do_cmp_and_jump): Formatting fixes.
11969 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
11970 do_compare_rtx_and_jump instead of compare_from_rtx.
11971 (do_compare_rtx_and_jump): New function; mostly copied from
11973 (do_jump_for_compare): Delete.
11974 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
11976 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
11977 of compare/do_jump_for_compare pairs.
11978 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
11979 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
11980 compare_from_rtx/do_jump_for_compare pairs.
11981 (do_jump_by_parts_equality): Likewise.
11982 (do_jump_by_parts_equality_rtx): Likewise.
11983 * expr.h (do_compare_rtx_and_jump): Declare.
11984 * optabs.c (prepare_cmp_insn): New function, contains most of the code
11985 that used to be in emit_cmp_insn.
11986 (cmp_available_p): New function.
11987 (prepare_operand): New function.
11988 (emit_cmp_and_jump_insn_1): New function, contains some code that used
11989 to be in emit_cmp_insn.
11990 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
11991 parameters to be pointers; don't emit final compare but modify some of
11992 the values pointed to by the args so the caller can perform the
11993 correct comparison.
11994 (expand_binop): Call emit_store_flag_force with signed forms of
11996 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
11997 emit_jump_insn pair.
11998 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
11999 emit_cmp_and_jump_insn_1. Call emit_queue.
12000 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
12002 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
12003 jump sets cc0 before deleting it.
12004 * integrate.c (expand_inline_function): Likewise.
12005 * unroll.c (unroll_loop): Similar changes in several places.
12006 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
12007 before deleting it.
12009 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12011 * Makefile.in (insn-recog.o): Update dependencies.
12012 * genrecog.c (main): Make generated file include "function.h".
12014 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
12016 * cse.c (cse_insn): Call never_reached_warning when a jump is
12017 changed to be unconditional.
12018 * flags.h: Declare warn_notreached.
12019 * flow.c (delete_block): Call never_reached_warning when
12020 a block is deleted.
12021 * jump.c (delete_barrier_successors): Call never_reached_warning
12022 when we delete everything after a BARRIER.
12023 (never_reached_warning): New function.
12024 * rtl.h: Declare never_reached_warning.
12025 * toplev.c (warn_notreached): New variable.
12026 (lang_independent_options): Set warn_notreached
12027 when -Wunreachable-code.
12028 (compile_file): We need line numbers for -Wunreachable-code.
12030 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
12032 * haifa-sched.c (insn_unit): Fix typo on out of range test.
12033 * sched.c (insn_unit): Likewise.
12035 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
12037 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
12039 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12041 * flow.c (create_edge_list): Use xmalloc, not malloc.
12043 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
12045 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
12046 C-style comments. Do not lose the character before double slash.
12048 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12050 * basic-block.h (struct edge_list): Stucture to maintain a vector
12052 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
12053 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
12054 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
12055 New function prototypes.
12056 * flow.c (create_edge_list): Function to create an edge list.
12057 (free_edge_list): Discards memory used by an edge list.
12058 (print_edge_list): Debug output showing an edge list.
12059 (verify_edge_list): Internal consistency check for an edge list.
12060 (find_edge_index): Function to find an edge index for a pred and succ.
12062 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
12064 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
12067 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
12069 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
12071 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12073 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12075 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
12077 * toplev.c (rest_of_compilation): Allow machine dependent
12078 reorganisation pass to place information into the RTL dump
12079 file if it so wishes.
12081 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
12083 * explow.c (hard_function_value): Use VOIDmode instead of
12085 * stmt.c (expand_return): Likewise.
12086 * stor-layout.c (get_best_mode): Likewise.
12088 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
12089 emit call instead of emit_insn call.
12091 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
12093 * configure.in: Handle --disable/enable-win32-registry.
12094 * install.texi: Document --disable/enable-win32-registry.
12095 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
12096 (WIN32_REGISTRY_KEY): New macro.
12097 * prefix.c: Use to enable/disable win32-specific code.
12098 (lookup_key): Use versioned key.
12099 * configure: Regenerate.
12100 * config.in: Likewise.
12102 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
12104 * cpplib.c (read_line_number): New fn, split out of...
12107 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
12109 tree.c (lang_unsave_expr_now) : New.
12110 (unsave_expr_now): Call lang_unsave_expr_now.
12111 tree.h (lang_unsave_expr_now) : New.
12113 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
12115 * toplev.c (flag_new_exceptions): On by default.
12117 1999-08-13 Michael Meissner <meissner@cygnus.com>
12119 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
12121 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
12123 * dwarfout.c (fundamental_type_code): Return FT_boolean for
12124 INTEGER_TYPE with precision==1, it's __java_boolean.
12126 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12128 * global.c (prune_preferences): Move some invariants out of the
12131 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
12133 * configure.in (alpha*-dec-osf*): Add osf5.
12135 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
12137 * configure.in: Rework handling of ARM GNU/Linux slightly.
12138 (arm*-*-linux-gnuoldld): New target.
12139 * configure: Regenerate.
12140 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
12141 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
12142 * config/arm/linux-oldld.h: New file.
12143 * config/arm/linux-elf26.h: Don't include linux-elf.h.
12144 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
12146 * config/arm/linux-elf.h (ASM_SPEC): Define.
12147 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
12148 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
12149 for 26-bit APCS and old linker.
12150 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
12152 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
12153 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
12154 don't define `arm' or `arm_elf'.
12155 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
12156 MULTILIB_DIRNAMES): Define. Fix typo in comment.
12158 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
12160 * rtl.texi: Fix typo.
12162 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
12164 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
12166 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
12168 * extend.texi (C++ Signatures): Remove node.
12169 * invoke.texi: Remove discussion of -fhandle-signatures,
12170 signature, sigof, __signature__, and __sigof__.
12172 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
12174 * Makefile.in (JAVAGC): Removed.
12176 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
12178 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12180 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
12182 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
12184 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
12186 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
12187 a register that is already known to be a pointer.
12189 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
12191 * fixinc/inclhack.tpl: Only install assert.h conditionally.
12192 * fixinc/inclhack.sh: Regenerated.
12193 * fixinc/fixincl.sh: Regenerated.
12195 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
12197 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
12198 Fix documentation of -ansi flag to describe its C++ behavior.
12199 Remove bogus reference to GCC 2.9.
12201 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
12203 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
12204 note if it is non-NULL.
12206 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12208 * except.h (eh_nesting_info): Add new structure defintion.
12209 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
12210 (reachable_handlers, update_rethrow_references): Add function
12212 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
12213 a rethrow symbol instead of an integer exception region number.
12214 * flow.c (Make_edges): Use new exception nesting routines to determine
12215 which handlers are reachable from a CALL or asynchronous insn.
12216 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
12218 (delete_eh_regions): Update rethrow labels, and don't delete
12219 regions which are the target of a rethrow.
12220 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
12221 avoid overloading the SYMBOL_REF_USED flag.
12222 (rethrow_symbol_map): Use new rethrow_ref field.
12223 (rethrow_used): Use new rethrow_ref field.
12224 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
12225 of an integer. Fix formatting.
12226 (output_exception_table_entry): Use new rethrow_ref field.
12227 (can_throw): Check for EH_REGION_NOTE before deciding
12228 whether a CALL can throw or not.
12229 (scan_region): Call rethrow_used() instead of accessing data structure.
12230 (update_rethrow_references): New function to make sure only regions
12231 which are still targets of a rethrow are flagged as such.
12232 (process_nestinfo): New static function to initialize a handler
12233 list for a specific region.
12234 (init_eh_nesting_info): New function to allocate and initialize
12235 the list of all EH handlers reachable from all regions.
12236 (reachable_handlers): New function to retrieve the list of handlers
12237 reachable from a specific region and insn.
12238 (free_eh_nesting_info): New function to dispose of a list of
12239 reachable handlers.
12241 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12243 * flow.c (split_edge): Set JUMP_LABEL field.
12244 (commit_one_edge_insertion): Set head correctly for insert_before.
12245 When inserting insns, update insn block numbers if allocated.
12247 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12249 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
12250 retry_incomplete_types): Add static prototype.
12251 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
12252 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
12253 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
12254 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
12255 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
12258 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
12259 dwarf2out_start_source_file, dwarf2out_line): Likewise.
12261 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12263 * output.h (assemble_name): Constify a char*.
12265 * varasm.c (UNIQUE_SECTION, assemble_start_function,
12266 assemble_variable, assemble_name): Likewise.
12268 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
12270 * arm/pe.c (arm_pe_unique_section): Likewise.
12272 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
12274 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
12276 * i386/interix.c (i386_pe_unique_section): Likewise.
12278 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
12280 * i386/winnt.c (i386_pe_unique_section): Likewise.
12282 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
12284 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
12286 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
12288 * pa/pa.c (output_call): Likewise.
12290 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
12292 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
12294 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
12297 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
12300 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
12302 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
12303 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
12305 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
12307 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12309 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
12311 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12313 * tree.h (lang_identify): Constify a char*.
12314 (print_error_function): Add extern prototype. Constify a char*.
12316 * c-lang.c (lang_identify): Constify a char*.
12318 * objc/objc-act.c (lang_identify): Constify a char*.
12320 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12322 * genpeep.c (main): Make generated file include "function.h".
12323 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
12325 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12327 * Makefile.in: Update dependencies.
12328 * alias.c: Include "function.h"
12329 * c-decl.c: Likewise.
12330 * caller-save.c: Likewise.
12331 * calls.c: Likewise.
12332 * combine.c: Likewise.
12334 * explow.c: Likewise.
12335 * final.c: Likewise.
12336 * global.c: Likewise.
12337 * graph.c: Likewise.
12338 * local-alloc.c: Likewise.
12339 * loop.c: Likewise.
12340 * optabs.c: Likewise.
12341 * profile.c: Likewise.
12342 * recog.c: Likewise.
12343 * regclass.c: Likewise.
12344 * regmove.c: Likewise.
12345 * reload.c: Likewise.
12346 * reorg.c: Likewise.
12347 * resource.c: Likewise.
12348 * sched.c: Likewise.
12349 * stupid.c: Likewise.
12350 * config/1750a/1750a.c: Likewise.
12351 * config/a29k/a29k.c: Likewise.
12352 * config/arc/arc.c: Likewise.
12353 * config/arm/arm.c: Likewise.
12354 * config/arm/thumb.c: Likewise.
12355 * config/c4x/c4x.c: Likewise.
12356 * config/clipper/clipper.c: Likewise.
12357 * config/convex/convex.c: Likewise.
12358 * config/fx80/fx80.c: Likewise.
12359 * config/i860/i860.c: Likewise.
12360 * config/m68k/m68k.c: Likewise.
12361 * config/m88k/m88k.c: Likewise.
12362 * config/mips/mips.c: Likewise.
12363 * config/pdp11/pdp11.c: Likewise.
12364 * config/pyr/pyr.c: Likewise.
12365 * config/romp/romp.c: Likewise.
12366 * config/sh/sh.c: Likewise.
12367 * config/tahoe/tahoe.c: Likewise.
12368 * config/vax/vax.c: Likewise.
12369 * config/we32k/we32k.c: Likewise.
12370 * config/sparc/sparc.c: Include "function.h".
12371 (mem_min_alignment): Test current_function rather than
12372 regno_pointer_align.
12373 * config/pa/pa.c: Likewise.
12374 (compute_frame_size): Delete declaration of
12375 current_function_outgoing_args_size.
12376 * config/arc/arc.h (current_function_varargs): Delete declaration.
12377 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
12379 * config/i370/i370.h (current_function_outgoing_args_size): Delete
12381 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
12382 current_function_uses_pic_offset_table.
12383 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
12384 of current_function_returns_pointer.
12385 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12386 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12387 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12388 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12389 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12390 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
12391 * config/m88k/m88k.c: Include "function.h"
12392 (call_used_regs, current_function_pretend_args_size,
12393 current_function_outgoing_args_size, frame_pointer_needed): Delete
12395 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
12397 * config/mips/mips.h (current_function_calls_alloca): Delete
12399 * config/mn10200/mn10200.h (current_function_needs_context,
12400 rtx_equal_function_value_matters): Delete declarations.
12401 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
12402 flag_pic): Delete declarations.
12403 * config/pa/pa.h (current_function_pretend_args_size,
12404 current_function_decl): Delete declarations.
12405 * config/pa/som.h (current_function_varargs): Delete declaration.
12406 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
12408 * config/pyr/pyr.h (current_function_pretend_args_size,
12409 current_function_args_size, current_function_calls_alloca): Delete
12411 * config/sh/sh.h (current_function_varargs): Delete declaration.
12412 * config/sparc/sparc.h (current_function_outgoing_args_size,
12413 current_function_calls_alloca, current_function_decl): Delete
12415 * config/spur/spur.h (current_function_pretend_args_size,
12416 current_function_calls_alloca): Delete declarations.
12417 * config/v850/v850.c (current_function_outgoing_args_size): Delete
12419 * config/vax/vms.h (current_function_name): Delete declaration.
12420 * gcse.c: Include "function.h".
12421 (current_function_name, current_function_calls_setjmp): Delete
12423 * haifa-sched.c: Include "function.h".
12424 (forced_labels): Delete declaration.
12425 * jump.c: Likewise.
12426 * reg-stack.c: Likewise.
12427 * reload1.c: Likewise.
12428 * genemit.c (main): Make generated file include function.h.
12429 * genoutput.c (output_prologue): Likewise.
12431 * builtins.c (saveregs_value, apply_args_value): Delete variables.
12432 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
12433 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
12434 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
12435 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
12436 macros for some of them.
12437 (emit_filename, emit_lineno): Delete declarations.
12438 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
12439 regno_pointer_* variables through current_function.
12440 (gen_inline_header_rtx): Delete function.
12441 (save_emit_status): Delete function.
12442 (set_new_last_label_num): New function.
12443 (clear_emit_caches): New function.
12444 (restore_emit_status): Just clear last_labelnum and call
12446 (get_last_insn_anywhere): Variable sequence_stack is now accessed
12447 through macro seq_stack.
12448 (add_insn_after): Likewise.
12449 (add_insn_before): Likewise.
12450 (remove_insn): Likewise.
12451 (pop_topmost_sequence): Likewise.
12452 (in_sequence_p): Likewise.
12453 (start_sequence_for_rtl_expr): Likewise.
12454 (start_sequence): Likewise, and likewise for
12455 sequence_rtl_expr/seq_rtl_expr.
12456 (push_topmost_sequence): Likewise.
12457 (end_sequence): Likewise.
12458 (init_virtual_regs): Now takes a "struct emit_status *" argument.
12459 All callers changed. Store into that pointer instead of globals.
12460 (init_emit): Allocate emit elt of current_function.
12461 Changes for sequence_rtl_expr/sequence_stack renaming.
12462 Call clear_emit_caches instead of doing it in-line.
12463 Access regno_pointer_* variables through current_function.
12464 (init_emit_once) Don't clear sequence_stack.
12466 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
12468 (arg_pointer_save_area): Delete declaration.
12469 (finish_expr_for_function): Renamed from init_queue; no longer static.
12470 (init_expr): Don't call init_queue.
12471 (save_expr_status, restore_expr_status): Delete functions.
12472 (expand_expr): Changes to reflect new layout of struct function.
12473 Don't access current_function_check_memory_usage when current_function
12475 * expr.h (forced_labels, save_expr_regs, saveregs_value,
12476 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
12477 current_function_outgoing_args_size, current_function_arg_offset_rtx,
12478 current_function_uses_const_pool, function_call_count,
12479 current_function_uses_pic_offset_table, nonlocal_labels,
12480 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
12481 current_function_check_memory_usage, nonlocal_goto_handler_slots,
12482 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
12484 (finish_expr_for_function): Declare.
12485 * flags.h (current_function_has_nonlocal_label,
12486 current_function_has_nonlocal_goto, current_function_is_thunk,
12487 current_function_has_computed_jump): Delete declarations.
12488 * flow.c (forced_labels): Delete declaration.
12489 * function.c (current_function_pops_args,
12490 current_function_returns_struct, current_function_returns_pcc_struct,
12491 current_function_needs_context, current_function_calls_setjmp,
12492 current_function_calls_longjmp, current_function_has_nonlocal_label,
12493 current_function_has_nonlocal_goto, current_function_is_thunk,
12494 current_function_has_computed_jump, current_function_calls_alloca,
12495 current_function_contains_functions, current_function_returns_pointer,
12496 current_function_epilogue_delay_list, current_function_args_size,
12497 current_function_pretend_args_size, current_function_arg_offset_rtx,
12498 current_function_outgoing_args_size, current_function_varargs,
12499 current_function_stdarg, current_function_args_info, cleanup_label,
12500 current_function_name, current_function_uses_const_pool,
12501 current_function_instrument_entry_exit, current_function_return_rtx,
12502 current_function_uses_pic_offset_table, nonlocal_labels,
12503 current_function_internal_arg_pointer, current_function_cannot_inline,
12504 current_function_check_memory_usage, function_call_count,
12505 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
12506 nonlocal_goto_stack_level, return_label, save_expr_regs,
12507 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
12508 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
12509 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
12510 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
12511 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
12513 (push_function_context_to): Don't save them. Don't call
12514 save_storage_status, save_emit_status or save_expr_status.
12515 (pop_function_context_from): Don't restore them. Don't call
12516 restore_storage_status or restore_expr_status.
12517 (get_func_frame_size): New function.
12518 (get_frame_size): Use it.
12519 (assign_outer_stack_local): Reflect some member name changes in struct
12521 (put_reg_into_stack): Likewise.
12522 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
12524 (fixup_var_refs): Likewise.
12525 (fix_lexical_addr): Likewise.
12526 (trampoline_address): Likewise.
12527 (prepare_function_start): Clear field inlinable of current_function.
12528 (init_function_for_compilation): New function.
12529 (expand_dummy_function_end): New function.
12530 (expand_function_end): Call finish_expr_for_function.
12531 * function.h (struct emit_status): New; fields moved here from struct
12532 function and from global variables. Add accessor macros for some of
12534 (struct expr_status): Likewise.
12535 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
12536 (struct function): Add fields expr and emit, inlinable, inl_emit,
12537 original_arg_vector, original_decl_initial, inl_last_parm_insn,
12538 inl_max_label_num. Add many comments.
12539 Add accessor macros for all elts of struct function that no longer
12540 have a global variable.
12541 (cleanup_label, return_label, frame_offset, tail_recursion_label,
12542 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
12543 stack_slot_list): Delete declarations.
12544 (get_func_frame_size): Declare.
12545 (save_expr_status, restore_expr_status, save_emit_status,
12546 save_storage_status, restore_storage_status): Delete declarations.
12547 (init_virtual_regs): Declare.
12548 * output.h (current_function_pops_args,
12549 current_function_returns_struct, current_function_returns_pcc_struct,
12550 current_function_needs_context, current_function_calls_setjmp,
12551 current_function_calls_longjmp, current_function_calls_alloca,
12552 current_function_has_nonlocal_label, current_function_varargs,
12553 current_function_has_computed_jump, current_function_returns_pointer,
12554 current_function_contains_functions, current_function_args_size,
12555 current_function_pretend_args_size, current_function_stdarg,
12556 current_function_outgoing_args_size, current_function_args_info,
12557 current_function_name, current_function_return_rtx,
12558 current_function_epilogue_delay_list,
12559 current_function_uses_const_pool, current_function_cannot_inline):
12560 Delete declarations.
12561 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
12562 regno_reg_rtx): Delete declaration.
12563 (REGNO_POINTER_FLAG): Delete macro.
12564 * stmt.c (expand_goto): Changes to reflect that some fields in struct
12565 function were renamed.
12566 * stor-layout.c (save_storage_status, restore_storage_status): Delete
12568 * toplev.c: Include "function.h".
12569 (current_function_decl): Delete declaration.
12570 (compile_file): Call init_dummy_function_start and
12571 expand_dummy_function_end around some initializations that need to
12573 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
12574 Call init_function_for_compilation.
12575 * unroll.c: Include "function.h"
12576 (unroll_loop): Access regno_pointer_* variables through
12579 * tree.h (struct tree_decl): Add elt f to saved_insns member.
12580 (DECL_SAVED_INSNS): use it.
12581 (expand_dummy_function_end): Declare.
12582 (init_function_for_compilation): Declare.
12583 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
12584 that it's no longer an INLINE_HEADER.
12585 (expand_call): Likewise.
12586 * integrate.c (finish_inline): Delete function.
12587 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
12588 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
12589 args. Don't generate an INLINE_HEADER rtx, just return the arg
12590 vector. All callers changed.
12591 (save_for_inline_copying): Create a duplicate struct emit_status to
12592 hold the emit state for compiling the current function. Use this and
12593 the other new fields in struct function that are for integration
12594 instead of an INLINE_HEADER.
12595 Use memcpy instead of bcopy.
12596 Store the current struct function in DECL_SAVED_INSNS of fndecl.
12597 (save_for_inline_nocopy): Similar changes, except no new emit_status
12599 (expand_inline_function): Get information from function structure,
12600 not from an inline header rtx.
12601 (output_inline_function): Lose code to extract the necessary
12602 information from an inline header; simply put back the function
12603 structure into current_function. Clear its inlinable elt.
12604 * rtl.def (INLINE_HEADER): Delete.
12605 * rtl.h: Delete all accessors for an INLINE_HEADER.
12606 (gen_inline_header_rtx): Delete declaration.
12607 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
12608 Delete declarations.
12609 (REGNO_POINTER_ALIGN): Delete.
12610 (clear_emit_caches): Declare.
12611 (set_new_last_label_num): Declare.
12613 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
12615 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
12617 * except.c (expand_eh_region_start_for_decl): Always start a new block.
12618 * stmt.c (is_eh_region): Make sure current_function is present, too.
12620 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
12622 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
12623 for 64bit PA targets.
12625 * pa.h (SELECT_SECTION): Define.
12626 * som.h (SELECT_SECTION): Delete.
12628 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12630 * alias.c (init_alias_analysis): Wrap call to
12631 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
12633 1999-08-07 Bruce Korb <autogen@linuxbox.com>
12635 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
12636 <sys/asm.h> contains an asm comment with an apostrophe
12637 * fixinc/inclhack.sh: regen
12638 * fixinc/fixincl.x: regen
12640 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
12642 * function.c (init_function_start): Clear prologue & epilogue.
12643 (prologue_epilogue_contains): New function.
12644 * alias.c (init_alias_analysis): Use it.
12645 * rtl.h (prologue_epilogue_contains): Declare it.
12647 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
12649 * jump.c (onlyjump_p): New function.
12650 * rtl.h: Declare it.
12651 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
12652 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
12654 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
12656 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
12657 to invert loops. Simplify block scanning.
12659 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12661 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
12662 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
12664 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
12666 * config/sparc/liteelf.h: New file to support sparclite-elf target
12667 * config/sparc/t-sp86x: New file to support sparc86x targets
12668 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
12669 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
12670 * configure.in: Support above target triplets
12671 * configure: Regenerated
12673 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
12675 * fixinc/server.c (server_setup): Do not prefix function used as
12676 parameter with `&'.
12678 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
12680 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
12681 Remove fp reg alternatives.
12683 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
12685 * Makefile.in (TAROUTOPTS): Kill.
12686 (install-headers-tar): Use "xpf" for tar headerfile extraction
12687 * i370/x-oe (TAROUTOPTS): Delete.
12688 * m68k/x-apollo68 (TAROUTOPTS): Delete.
12689 * m68k/x-hp320 (TAROUTOPTS): Delete.
12690 * m68k/x-hp320g (TAROUTOPTS): Delete.
12691 * gcc.texi: Update bug reporting text.
12693 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12695 * reg-stack.c (change_stack) Fixed problem with negative array index.
12697 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
12699 * extend.texi, install.texi: Fix spelling mistakes.
12701 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
12702 (s-attrtab); No longer try to use pre-made insn-attrtab file.
12703 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
12704 PREMADE_ATTRTAB_MD.
12705 * mips/t-ecoff: Likewise.
12706 * mips/t-elf: Likewise.
12707 * mips/t-mips: Likewise.
12708 * mips/t-osfrose: Likewise.
12709 * mips/t-r3900: Likewise.
12710 * mips/t-svr3: Likewise.
12711 * mips/t-svr4: Likewise.
12712 * mips/t-ultrix: Likewise.
12714 * gcc.texi: Document recommend means to provide software floating
12715 point libraries in libgcc.a
12717 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
12719 * c-lex.c (yylex): We can have a number with no digits.
12721 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
12723 * jump.c (delete_prior_computation): New function, broken
12724 out of delete_computation. Check for side effects with
12725 side_effects_p instead of FIND_REG_INC_NOTE. Handle
12726 multi-word hard registers.
12727 (delete_computation): Use it. Check for side effects with
12728 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
12729 missing REG_DEAD note for a register which is both set and
12732 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
12734 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
12735 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
12736 (ASM_FILE_START): Import _mcount with the right type.
12737 (ASM_DECLARE_FUNCTION_NAME): Define.
12738 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
12739 * pa.c (output_function_prologue): Always emit the function's label
12741 * pa.h (TEXT_SPACE_P): Define.
12742 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12743 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
12744 * som.h (TEXT_SPACE_P): Delete.
12745 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
12746 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
12748 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
12750 * expr.c (emit_group_load): Allow src to be a CONCAT.
12752 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12754 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
12755 (___mulsi3): Use '!' comment character.
12757 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12759 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
12761 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
12763 * gcc.c: Update URLs and mail addresses.
12764 * gcc.texi: Likewise.
12766 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
12768 * rs6000.c (current_file_function_operand): Return zero for
12770 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
12772 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
12775 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
12777 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
12778 allocate space in the stack frame for the PIC register.
12780 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
12782 * m68k.md (xordi3, anddi3): These patterns are not available on
12785 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
12787 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
12788 (PUT_REAL): Likewise.
12790 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12792 * final.c (shorten_branches): Don't add an alignment for loops
12793 that have no label inside.
12795 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12797 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
12798 prototypes in macro HAVE_cmpstrsi.
12800 * cpplib.c (cpp_get_token): Remove unused label `op3'.
12802 * emit-rtl.c (operand_subword): Remove unused variable
12805 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
12807 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
12809 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
12811 * cpphash.c (macroexpand): Delete leading whitespace when arg
12812 is concatenated before.
12813 (unsafe_chars): Correct test for whether + and - can extend a
12816 * cppinit.c (cpp_start_read): Do dependencies for
12817 -include/-imacros files also.
12819 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
12820 tokenizing non-directive lines.
12821 (cpp_expand_to_buffer): Temporarily disable no-output mode.
12822 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
12825 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12827 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
12829 * c-lex.c: Sync with C++ frontend.
12830 (linemode): New variable.
12831 (parse_float): imag, conversion_errno, and type are output only.
12832 (yylex): Adjust. Move initial '.' case into main switch.
12834 (handle_generic_pragma): Just deal with tokens.
12835 (readescape): Use ISXDIGIT and ISGRAPH.
12836 * c-parse.in: Add END_OF_LINE token.
12838 * c-lex.c (lang_init): Generalize.
12839 (nextchar): Remove. Replace uses with UNGETC.
12840 (skip_white_space): Handle linemode here. Optimize for cpplib.
12841 (skip_white_space_on_line): Remove.
12842 (extend_token_buffer_to): New fn.
12843 (extend_token_buffer): Use it.
12844 (read_line_number, check_newline): Just deal with tokens.
12845 (token_getch, token_put_back): New fns.
12846 (yylex): Use them. More cpplib optimizations. Simplify.
12848 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12849 Jason Merrill <jason@yorick.cygnus.com>
12851 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
12852 (consume_string): Make this smart about USE_CPPLIB.
12853 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
12854 (yylex): Rewrite to be intelligent about USE_CPPLIB.
12855 Also, clean up cases where we redundantly set token_buffer[0].
12856 (read_line_number): New fn.
12857 (ignore_escape_flag): New variable.
12859 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
12861 * a29k/t-a29kbare: Fix some comments.
12862 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
12863 (FPBIT, DPBIT): Define.
12864 * a29k/t-vx29k: Likewise.
12865 * arc/t-arc: Likewise.
12866 * arm/t-arm-elf: Likewise.
12867 * arm/t-bare: Likewise.
12868 * arm/t-pe: Likewise.
12869 * arm/t-pe-thumb: Likewise.
12870 * arm/t-semi: Likewise.
12871 * arm/t-thumb: Likewise.
12872 * arm/t-thumb-elf: Likewise.
12873 * arm/t-thumb-linux: Likewise.
12874 * h8300/t-h8300: Likewise.
12875 * i960/t-i960: Likewise.
12876 * i960/t-vxworks960: Likewise.
12877 * m32r/t-m32r: Likewise.
12878 * mips/t-ecoff: Likewise.
12879 * mips/t-elf: Likewise.
12880 * mips/t-r3900: Likewise.
12881 * pa/t-pro: Likewise.
12882 * rs6000/t-aix43: Likewise.
12883 * rs6000/t-beos: Likewise.
12884 * rs6000/t-newas: Likewise.
12885 * rs6000/t-ppccomm: Likewise.
12886 * rs6000/t-rs6000: Likewise.
12887 * rs6000/t-winnt: Likewise.
12888 * rs6000/t-xnewas: Likewise.
12889 * rs6000/t-xrs6000: Likewise.
12890 * sh/t-sh: Likewise.
12891 * sparc/t-elf: Likewise.
12892 * sparc/t-sparcbare: Likewise.
12893 * sparc/t-sparclite: Likewise.
12894 * sparc/t-splet: Likewise.
12895 * v850/t-v850: Likewise.
12896 * mn10200/t-mn10200: Fix comments.
12897 * mn10300/t-mn10300: Likewise.
12899 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
12900 dummy operand. Allocate a new pseudo for the dummy operand.
12901 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
12903 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
12905 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
12907 * configure: Rebuilt.
12908 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
12910 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
12912 * recog.c (preproces_constraints): Zero recog_op_alt before
12913 processing the constraints.
12915 * arm.c (typedef minipool_node): Renamed from pool_node.
12916 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
12917 (add_minipool_constant): New function.
12918 (dump_minipool): New function.
12919 (find_barrier): Remove special case for getting the insn size of
12920 an insn that references the constant pool.
12921 (minipool_fixup): New structure.
12922 (push_minipool_barrier): New function.
12923 (push_minipool_fix): New function.
12924 (note_invalid_constants): New function.
12925 (add_pool_constant, dump_table, fixit, broken_move): Delete.
12926 (arm_reorg): Rewrite code to fix up the constant pool into a
12927 series of mini-pools embedded in the insn stream.
12928 (arm_output_epilogue): New function, made mainly from the body
12929 of output_func_epilogue.
12930 (output_func_epilogue): Move insn generation part of epilogue code
12931 to arm_output_epilogue.
12932 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
12933 * arm.md (pool_range): New attribute.
12934 (zero_extendqidi2): Add attribute pool_range.
12935 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
12936 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
12937 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
12938 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
12939 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
12940 (epilogue): New expand.
12941 (epilogue_insn): New insn. Call arm_output_epilogue.
12943 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
12944 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
12946 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12948 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12950 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
12952 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
12954 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
12956 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
12958 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
12960 * global.c: Fix comment.
12962 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
12964 * gcc.c (access_check): New static function.
12965 (find_a_file): Use it when searching a directory list.
12966 * collect2.c (find_a_file): Don't accept directories found when
12967 searching a directory list.
12969 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
12971 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
12972 function parameters with `&'.
12973 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
12975 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
12977 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
12978 or tidy_fallthru_edge if the last insn in the block is not
12979 an unconditional jump or a simple conditional jump.
12981 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12983 * Makefile.in (c-decl.o): Depends on defaults.h.
12985 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
12987 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
12989 (CLASS_MAX_NREGS): Likewise.
12991 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
12993 * cse.c (cse_insn): Fix dumb thinko in last change.
12995 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12997 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
13000 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
13002 * dwarf2out.c (add_location_or_const_value_attribute): Correct
13003 test for sizes of passed and declared parameter types.
13005 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13007 * fixincludes: Fix the return type of bsearch, char* -> void*.
13009 * fixinc/inclhack.def: Likewise.
13011 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
13013 * invoke.texi (-fdump-translation-unit): New option.
13015 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
13017 * expr.h (PROMOTE_PROTOTYPES): Move ...
13018 * defaults.h: ... to here.
13019 * c-decl.c: Include defaults.h instead of expr.h.
13020 * c-typeck.c: Include defaults.h.
13022 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
13024 * toplev.h (errorcount): Declare.
13025 (warningcount): Likewise.
13026 (sorrycount): Likewise.
13027 * c-lex.c (errorcount): Don't declare.
13028 * dwarf2out.c (errorcount): Don't declare.
13030 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
13032 * config/libgloss.h: Add a note discouraging use with ELF.
13033 * configure.in: Don't use libgloss.h for ELF targets.
13034 Always use_collect2 on a.out targets.
13036 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
13038 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
13039 (force_to_mode, case ASHIFTRT): Add shiftrt label.
13041 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13043 * loop.c (strength_reduce): When doing biv->giv conversion, update
13044 reg note of NEXT->insn.
13046 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13048 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
13050 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13052 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
13053 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
13054 Ensure expr.h is included.
13055 * c-typecheck.c (convert_arguments): Ditto.
13057 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
13059 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
13060 * config/convex/convex.h: Ditto.
13061 * config/dsp16xx/dsp16xx.h: Ditto.
13062 * config/fx80/fx80.h: Ditto.
13063 * config/gmicro/gmicro.h: Ditto.
13064 * config/i370/i370.h: Ditto.
13065 * config/i386/i386.h: Ditto.
13066 * config/m32r/m32r.h: Ditto.
13067 * config/m68k/m68k.h: Ditto.
13068 * config/m88k/m88k.h: Ditto.
13069 * config/mips/mips.h: Ditto.
13070 * config/pa/pa.h: Ditto.
13071 * config/pyr/pyr.h: Ditto.
13072 * config/tahoe/tahoe.h: Ditto.
13073 * config/we32k/we32k.h: Ditto.
13075 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
13076 based on arch size.
13078 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
13080 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
13083 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
13085 1999-08-02 Richard Henderson <rth@cygnus.com>
13087 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
13088 for the register spill block.
13089 (m32r_va_arg): New.
13090 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
13091 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
13093 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
13094 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
13095 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
13097 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13099 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
13100 MAX_WCHAR_TYPE defined in sparc.h.
13101 * config/sparc/linuxaout.h: Likewise.
13102 * config/sparc/linux64.h: Likewise.
13103 Also default to -mvis if CPU is UltraSPARC.
13105 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13107 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
13108 (RTX_OK_FOR_OLO10): Likewise.
13109 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
13110 %lo(), allow it in addresses...
13111 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
13112 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
13113 does not make sense.
13114 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
13115 (sparc_output_scratch_registers): New function.
13116 (output_function_prologue, sparc_flat_output_function_prologue): Use
13118 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
13120 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
13121 * configure.in: Add check for .register pseudo-op support in as and
13122 check for offsetable %lo().
13123 * acconfig.h: Add templates for the above checks.
13124 * configure: Regenerate.
13126 1999-08-02 Richard Henderson <rth@cygnus.com>
13128 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
13129 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
13130 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
13132 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13134 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13137 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
13139 * config/float-sparc.h: New file.
13140 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
13141 sparc-*-linux-gnu and sparc64-*-linux*.
13143 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13145 * rs6000.c (rs6000_va_list): Type is an array.
13146 (rs6000_va_start): Don't doubly adjust for varargs.
13147 (rs6000_va_arg): Evaluate long long GPR adjustment.
13149 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
13151 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
13152 -maix64 and -maix32.
13153 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
13154 LINK_SPEC): Change appropriately.
13155 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
13156 (u_short_cint_operand): Likewise.
13157 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
13159 * rs6000/t-aix43 (MULTILIB): Change to -m64.
13161 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
13163 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
13165 * rs6000/rs6000.c (num_insns_constant_wide): Correct
13166 for type promotion.
13167 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
13168 (non_add_cint_operand): Likewise.
13169 (logical_operand): Likewise.
13170 (non_logical_cint_operand): Likewise.
13171 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
13172 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
13173 (rs6000_select_rtx_section): Suppress warning.
13174 (small_data_operand): Suppress warning.
13175 (rs6000_got_register): Suppress warning.
13176 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
13177 type, so `J' is generally the wrong constraint for a SImode value;
13179 (andsi3_internal2): Likewise.
13180 (andsi3_internal3): Likewise.
13181 (iorsi3_internal1): Likewise.
13182 (xorsi3_internal1): Likewise.
13184 (movsf_softfloat): Likewise.
13185 (scc insns): Likewise.
13186 (movsi+2): Preserve sign bits of SImode constant.
13187 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
13188 (movdf+1): Sign-extend properly.
13189 (movdi_32+1): Sign-extend properly.
13190 (scc insns): Sign-extend properly.
13192 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
13195 1999-08-02 Richard Henderson <rth@cygnus.com>
13197 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
13198 -mcpu parsing code.
13199 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
13200 * alpha.md (all fp insns): Likewise.
13202 1999-08-02 Nick Clifton <nickc@cygnus.com>
13204 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
13207 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
13209 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
13210 pic_load_label generator directly.
13211 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
13212 No longer a named pattern.
13214 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
13216 * explow.c (force_reg): Call force_operand if X does not
13217 satisfy general_operand.
13219 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
13221 * fix-header.c (main): When testing for CONTINUED, use string
13222 equality, not pointer equality.
13224 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
13226 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
13228 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
13230 * cse.c (cse_insn): Fix loop which deletes insns after a jump
13231 that has become an unconditional jump.
13233 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
13234 (output_function_epilogue): Similarly.
13236 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13238 * tree.h (init_dummy_function_start): Declare.
13240 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13242 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
13243 last_expr_type, last_expr_value, block_start_count, block_stack,
13244 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
13245 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
13246 dynamically in stmt elt of struct function for each function.
13247 (struct nesting): Rename function_call_count elt to n_function_calls,
13248 target_temp_slot_level to block_target_temp_slot_level. All users
13250 (struct stmt_status): New structure definition.
13251 Add many accessor macros for stmt_status elements which previously
13252 were global variables.
13253 (init_stmt_for_function): Allocate stmt elt for current_function.
13254 Reflect that block_start_count was renamed to
13255 current_block_start_count.
13256 (save_stmt_status, restore_stmt_status): Delete functions.
13257 (preserve_subexpressions_p): Don't access loop_stack when outside
13259 (expand_start_bindings): Reflect that block_start_count was renamed to
13260 current_block_start_count.
13261 (expand_fixup): Likewise.
13262 (expand_decl): Don't access block_stack when outside a function.
13263 (expand_decl_cleanup): Likewise.
13264 (expand_dcc_cleanup): Likewise.
13265 (expand_dhc_cleanup): Likewise.
13266 (expand_anon_union_decl): Likewise.
13267 (set_file_and_line_for_stmt): New function.
13268 (in_control_zone_p): New function.
13270 * function.h (struct function): Add new elt stmt.
13271 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
13272 case_stack, nesting_stack, nesting_depth, block_start_count,
13273 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
13274 emit_lineno, goto_fixup_chain.
13275 (save_eh_status, restore_eh_status, save_stmt_status,
13276 restore_stmt_status): Delete declarations.
13277 * function.c (push_function_context_to): Don't call save_stmt_status.
13278 (pop_function_context_to): Don't call restore_stmt_status.
13279 * tree.h (in_control_zone_p): Declare.
13280 * rtl.h (set_file_and_line_for_stmt): Declare.
13282 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
13283 call set_file_and_line_for_stmt.
13285 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
13287 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
13288 Also update copyright.
13290 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13292 * c-pragma.c: Don't include "except.h".
13293 * emit-rtl.c: Likewise.
13294 * stor-layout.c: Likewise.
13295 * tree.c: Likewise.
13296 * varasm.c: Likewise.
13298 * flow.c: Include "function.h".
13299 * tree.h (init_dummy_function_start): Declare new function.
13301 * except.h (struct eh_status): New structure.
13302 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
13304 (eh_return_stub_label, ehstack, catchstack, ehqueue,
13305 catch_clauses, false_label_stack, caught_return_label_stack,
13306 protect_list, current_function_ehc): Add accessor macros for the
13307 corresponding fields in current_function->eh; delete declarations
13308 for all items that used to be declared here.
13309 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
13310 catch_clauses, false_label_stack, caught_return_label_stack,
13311 protect_list, current_function_ehc): Delete variables.
13312 (init_eh_for_function): Allocate current_function->eh.
13313 (save_eh_status, restore_eh_status): Delete functions.
13315 * function.h (struct function): Add fields next_global and eh.
13316 Delete all exception handling related fields.
13317 * function.c (current_function): New variable.
13318 (all_functions): New variable.
13319 (push_function_context_to): Don't allocate a struct function,
13320 use current_function instead. Call init_dummy_function_start when
13321 outside a function. Clear current_function before returning.
13322 (pop_function_context_from): Restore current_function.
13323 Don't free the restored struct function.
13324 (prepare_function_start): New function.
13325 (init_dummy_function_start): New function.
13326 (init_function_start): Break out some code into prepare_function_start
13329 * stmt.c (save_stmt_status): Don't call save_eh_status.
13330 (restore_stmt_status): Don't call restore_eh_status.
13332 * Makefile.in: Update dependencies.
13334 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
13336 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
13337 of depending on a magic constant value. Update comments.
13338 (hppa_expand_prologue): Similarly.
13340 * pa.md (reload_indi, reload_outdi): Allow any register for the
13341 original reload register.
13343 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
13345 * cccp.c (print_help): Change marcos to macros.
13347 1999-07-30 Richard Henderson <rth@cygnus.com>
13349 * c-typeck.c (initializer_constant_valid_p): Move ...
13350 * c-common.c (initializer_constant_valid_p): ... here. Use
13351 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
13352 of label addresses.
13353 * c-common.h (initializer_constant_valid_p): Declare.
13354 * c-tree.h (initializer_constant_valid_p): Remove.
13356 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
13358 * config/i386/sol2-c1.asm: Align the stack.
13359 * config/i386/sol2-gc1.asm: Likewise.
13361 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
13363 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
13364 -Asparclite for sparc86x.
13365 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
13367 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
13369 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
13371 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
13372 the user if using the non-default arch size in BI_ARCH configuration.
13373 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
13375 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
13376 Fix patterns so that they actually match.
13377 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
13378 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
13379 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
13381 (mulsidi3): Reflect this in the expand.
13382 (smulsi3_highpart): Only on TARGET_ARCH32.
13383 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
13384 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
13385 (umulsidi3): Reflect this in the expand.
13386 (umulsi3_highpart): Only on TARGET_ARCH32.
13387 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
13388 don't require g0 to be zero.
13389 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
13390 ({,u}divsi3): New expands.
13391 ({,u}divsi3_sp64): New patterns.
13392 (after lshrdi3_v8plus): Four new patterns to help combiner
13393 optimizing nested mixed mode shifts.
13395 * config/sparc/sparc.c (sparc_override_options): Use deprecated
13396 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
13397 speed things up. Don't use them by default on plain v9 in 64bit
13398 mode, according to what SPAMv9 sais.
13400 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
13401 top 32 bits of %[og][0-7] in signal handlers.
13402 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
13404 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
13406 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
13407 (ashlsi3): Corresponding changes.
13409 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
13411 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
13413 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
13415 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13417 * arm.h (Hint): Delete macro.
13418 Substitute HOST_WIDE_INT for Hint in some prototypes.
13419 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
13421 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
13423 * builtins.c (expand_builtin_setjmp): Use force_operand to
13424 make sure that the buffer address is in a suitable form to be
13425 passed to force_reg.
13427 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
13429 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
13432 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
13434 * pa.md (indirect_jump): Remove mode from match_operand. Verify
13435 proper mode in the condition string.
13436 (icacheflush, dcacheflush): Remove modes from match_operands.
13438 * pa.c (emit_move_sequence): Always convert scratch_reg to the
13439 proper mode before using it.
13441 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
13444 * pa.c (store_reg): Do not call add_high_const generator directly.
13445 (load_reg, set_reg_plus_d): Likewise.
13446 * pa.md (add_high_const): No longer a named pattern.
13448 * pa.c (legitimize_address): Consistently use Pmode rather than
13449 SImode. Do not call gen_pic2_highpart directly anymore.
13450 * pa.md (pic2_highpart): No longer a named pattern.
13451 (pic2_lo_sum): Similarly. Reformat to make more readable.
13453 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
13458 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13460 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
13462 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
13464 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
13465 and tag the spill mems.
13466 (hppa_va_start): New.
13467 (hppa_va_arg): New.
13468 * pa.h (EXPAND_BUILTIN_VA_START): New.
13469 (EXPAND_BUILTIN_VA_ARG): New.
13471 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
13473 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
13474 and tag the spill mems.
13475 (mn10300_va_start): New.
13476 (mn10300_va_arg): New.
13477 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
13478 (EXPAND_BUILTIN_VA_ARG): New.
13480 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
13482 * mn10200.c (mn10200_va_arg): New.
13483 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
13485 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
13487 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
13488 rather than play with TREE_INT_CST_LOW.
13490 1999-07-27 Philip Blundell <pb@nexus.co.uk>
13492 * config/arm/telf.h: Include dbxelf.h.
13493 (CPP_PREDEFINES): Only define if not already defined.
13494 (ASM_IDENTIFY_GCC): Likewise.
13495 (SUBTARGET_EXTRA_SECTIONS): Likewise.
13496 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
13497 * config/arm/thumb.h (LINK_SPEC): Only define if not already
13499 (DBX_DEBUGGING_INFO): Don't define.
13500 * config/arm/linux-telf.h: New file.
13501 * config/arm/linux-tgas.h: New file.
13502 * config/arm/t-thumb-linux: New file.
13503 * config/arm/uclinux-elf.h: New file.
13504 * config/arm/uclinux-telf.h: New file.
13505 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
13506 thumb-*-uclinux): New targets.
13507 * configure: Regenerate.
13509 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
13511 * pa.md (post_store, pre_load): New expanders.
13512 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
13513 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
13514 need to directly generate RTL for them.
13515 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
13518 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
13520 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
13521 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
13522 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
13523 (secndary_reload_class): Make TARGET_ELF conditional compile.
13524 (print_operand_address): Similar.
13525 (output_toc): Print all values as hex.
13526 (get_issue_rate): Rearrange and add RS64A and PPC630.
13527 * rs6000.h (processor_type): Add RS64A and PPC630.
13528 (PROCESSOR_POWERPC64): New.
13529 (PROMOTE_MODE): Use word_mode.
13530 (RTX_COSTS): Add RS64A and PPC630.
13531 * rs6000.md (scheduling information): Add lmul and ldiv
13532 representing 64-bit integer multiply and divide. Add rs64a and
13533 PPC630 information.
13534 (ashldi3): Add support for "rldic" instruction.
13535 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
13537 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
13539 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
13540 instead of V8 for sparclite86x in cpu_table.
13542 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13544 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
13545 output_file_directive.
13547 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
13549 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
13550 tree for op1, not the rtl.
13552 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
13554 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
13555 to m88k_va_start, leaving only the register spill.
13556 (m88k_build_va_list): New.
13557 (m88k_va_start): New.
13558 (m88k_va_arg): New.
13559 * m88k.h (BUILD_VA_LIST_TYPE): New.
13560 (EXPAND_BUILTIN_VA_START): New.
13561 (EXPAND_BUILTIN_VA_ARG): New.
13563 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
13565 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
13566 Rename from expand_builtin_saveregs.
13567 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
13569 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
13571 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
13572 for the register spill block.
13573 (i960_build_va_list): New.
13574 (i960_va_start): New.
13575 (i960_va_arg): New.
13576 * i960.h (BUILD_VA_LIST_TYPE): New.
13577 (EXPAND_BUILTIN_VA_START): New.
13578 (EXPAND_BUILTIN_VA_ARG): New.
13579 * i960.md (store_multiple): Use change_address on individul mems.
13581 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
13583 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
13585 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
13586 (expand_builtin_va_end): Evaluate arg for side effects.
13587 * c-common.c (c_common_nodes_and_builtins): Construct a
13588 va_list_arg_type_node to handle array decomposition to pointer.
13590 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
13592 * except.c (start_dynamic_cleanup): Use force_operand on the
13595 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
13597 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
13598 * c4x.c (c4x_va_arg): New.
13600 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
13602 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
13603 has manual_pop set.
13605 1999-07-26 Nathan Sidwell <nathan@acm.org>
13607 * eh-common.h (__eh_matcher): Prototype correctly.
13609 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
13611 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
13612 (TARGET_SINGLE_PIC_BASE): Likewise.
13613 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
13615 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
13616 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
13617 (TARGET_OPTIONS): Add -mpic-register=N.
13618 (OUTPUT_INT_ADDR_CONST): New macro.
13619 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
13620 LEGITIMATE_PIC_OPERAND_P): Likewise.
13621 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
13622 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
13623 output_addr_const directly.
13624 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
13626 (thumb_pic_register, thumb_pic_register_string): Declare.
13628 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
13630 (label_mentioned_p): New function: Imported from arm.c.
13631 (legitimize_pic_address): New function: Imported from arm.c.
13632 (is_pic):New function: Imported from arm.c.
13633 (thumb_finalize_pic):New function: Imported from arm.c.
13634 (add_constant): Cope with PIC constants.
13635 (fixit): Cope with PIC constants.
13636 (output_return): Do not treat the PIC register as live if
13637 TARGET_SINGLE_PIC_BASE is true.
13638 (thumb_function_prologue): Do not treat the PIC register as live if
13639 TARGET_SINGLE_PIC_BASE is true.
13640 (thumb_expand_prologue): Do not treat the PIC register as live if
13641 TARGET_SINGLE_PIC_BASE is true.
13642 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
13643 TARGET_SINGLE_PIC_BASE is true.
13644 (thumb_print_operand): Accept '|'.
13645 (thumb_override_options): Process PIC options.
13647 * config/arm/thumb.md (movsi): Support PIC.
13648 (call_insn): Change "i" constraint to "X".
13649 (call_value_insn): Likewise.
13650 (consttable_4, consttable_8, consttable_end): Set and clear
13651 "making_const_table" as appropriate.
13652 (pic_load_addr, pic_add_dot_plus_four): New insns.
13654 * invoke.texi (Thumb Options): Fix spelling. Document new
13655 options -msingle-pic-base and -mpic-register=.
13657 1999-07-26 Andrew Haley <aph@cygnus.com>
13659 * config/m32r/initfini.c (__init): Use a full word immediate for
13660 __fini: this allows it to be placed in any memory region.
13662 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
13663 -mmodel=medium. This is OK for all memory models.
13665 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
13667 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
13668 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
13670 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
13672 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
13675 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
13677 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
13679 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
13680 (BUILD_VA_LIST_TYPE): New.
13681 (EXPAND_BUILTIN_VA_START): New.
13682 (EXPAND_BUILTIN_VA_ARG): New.
13683 * i860.c (output_delayed_branch): Disable.
13684 (output_delay_insn): Likewise.
13685 (i860_saveregs): New.
13686 (i860_build_va_list): New.
13687 (i860_va_start): New.
13688 (i860_va_arg): New.
13689 * i860.md: Disable all peepholes using output_delayed_branch.
13690 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
13692 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
13694 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
13695 (BUILD_VA_LIST_TYPE): New.
13696 (EXPAND_BUILTIN_VA_START): New.
13697 (EXPAND_BUILTIN_VA_ARG): New.
13698 * clipper.c (clipper_builtin_saveregs): Only dump registers.
13699 Return the address of the save area.
13700 (clipper_build_va_list): New.
13701 (clipper_va_start): New.
13702 (clipper_va_arg): New.
13704 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
13706 * arc.h (EXPAND_BUILTIN_VA_START): New.
13707 (EXPAND_BUILTIN_VA_ARG): New.
13708 * arc.c (arc_setup_incoming_varargs): Set alias set of
13710 (arc_va_start): New.
13713 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
13715 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
13716 (BUILD_VA_LIST_TYPE): New.
13717 (EXPAND_BUILTIN_VA_START): New.
13718 (EXPAND_BUILTIN_VA_ARG): New.
13719 * alpha.c (alpha_builtin_saveregs): Delete.
13720 (alpha_build_va_list): New.
13721 (alpha_va_start): New.
13722 (alpha_va_arg): New.
13724 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
13726 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
13728 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
13729 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
13731 * gcc.texi: More changes related to list conversion.
13732 * invoke.texi: Likewise.
13734 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
13736 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
13737 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
13738 (expand_builtin_next_arg): Accept ARGLIST not EXP.
13739 (stabilize_va_list): New function.
13740 (std_expand_builtin_va_start): New function.
13741 (expand_builtin_va_start): New function.
13742 (get_varargs_alias_set): New function.
13743 (std_expand_builtin_va_arg): New function.
13744 (expand_builtin_va_arg): New function.
13745 (expand_builtin_va_end): New function.
13746 (expand_builtin_va_copy): New function.
13747 (expand_builtin): Call them.
13748 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
13749 __builtin_{varargs_start,stdarg_start,end,copy}.
13750 (build_va_arg): New function.
13751 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
13752 (build_va_arg): Declare.
13753 * c-decl.c (ptr_type_node, va_list_type_node): New.
13754 * c-parse.gperf (__builtin_va_arg): New.
13755 * c-parse.in (VA_ARG): New token.
13756 (unary_expr): Recognize it.
13757 * expr.c (expand_expr): Expand VA_ARG_EXPR.
13758 * expr.h (std_expand_builtin_va_start): Declare.
13759 (std_expand_builtin_va_arg): Declare.
13760 (expand_builtin_va_arg): Declare.
13761 (get_varargs_alias_set): Declare.
13762 * tree.def (VA_ARG_EXPR): New.
13763 * tree.h (BUILT_IN_VARARGS_START): New.
13764 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
13765 (ptr_type_node, va_list_type_node): Declare.
13766 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
13767 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
13768 * m88k.h, m88k.c: Likewise.
13769 * mn10300.h, mn10300.c: Likewise.
13770 * pa.h, pa.c: Likewise.
13771 * rs6000.h, rs6000.c: Likewise.
13772 * sh.h, sh.c: Likewise.
13773 * sparc.h, sparc.c: Likewise.
13775 * emit-rtl.c (operand_subword): Copy alias set.
13776 (change_address): Likewise.
13778 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
13780 * pa.c (compute_frame_size): Scan all the used callee saved registers,
13781 not just the first one.
13783 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
13785 * config/arm/arm.h (TARGET_SWITCHES): Add
13786 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
13787 (TARGET_OPTIONS): Add -mpic-register=.
13788 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
13789 (arm_pic_register_string): Declare.
13790 (NEED_PLT_GOT): Delete, replace with ...
13791 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
13792 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
13793 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
13794 * config/arm/arm.c (arm_override_options): Add new option
13796 (arm_pic_register_string): New variable.
13797 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
13798 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
13799 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
13800 (output_return_instruction): Likewise.
13801 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
13802 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
13803 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
13805 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
13806 mention of -msched-prolog. Document new options -msingle-pic-base
13807 and -mpic-register=.
13809 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
13811 * haifa-sched.c (reemit_notes): Tidy.
13812 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
13815 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
13817 * explow.c (trunc_int_for_mode): New function.
13818 (plus_constant_wide): Use it.
13819 * combine.c (simplify_and_const_int): Likewise.
13820 (merge_outer_ops): Likewise.
13821 (simplify_shift_const): Likewise.
13822 * cse.c (simplify_unary_operation): Likewise.
13823 (simplify_binary_operation): Likewise.
13824 * emit-rtl.c (operand_subword): Likewise.
13825 * rtl.h: Declare it.
13827 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13829 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
13830 (use NUM_REGS instead of NUM_INTS).
13832 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13834 * builtins.c: New file.
13835 * expr.c (saveregs_value, apply_args_value): Delete definition,
13836 moved into builtins.c.
13837 (string_constant): No longer static.
13838 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
13839 apply_args_size, apply_result_size, result_vector,
13840 expand_builtin_apply_args, expand_builtin_apply,
13841 expand_builtin_return): Delete functions, moved into builtins.c.
13842 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
13843 * expr.h (saveregs_value, apply_args_value): Declare variables.
13844 (expand_builtin, string_constant): Declare functions.
13845 * Makefile.in: Update to build builtin.o.
13847 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
13849 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
13850 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
13851 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
13852 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
13854 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
13857 1999-07-21 Michael Meissner <meissner@cygnus.com>
13859 * print-rtl.c (print_rtx): Print the names of the virtual
13862 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
13864 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
13865 introduced in previous delta.
13867 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13869 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
13870 to avoid name clash.
13872 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
13874 * c-lex.c (yylex) : Correct the test for overflow when lexing
13877 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
13879 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
13880 (adjust_priority): Always call ADJUST_PRIORITY.
13881 (schedule_insn): Only put insns into the ready at cost 0.
13882 (schedule_block): Remove redundant initial sort. Give clock_var
13883 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
13885 * tm.texi (MD_SCHED_REORDER): Update docs.
13887 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
13888 * sparc.c (ultra_reorder_called_this_block): Delete.
13889 (ultrasparc_sched_init): Don't set it.
13890 (ultrasparc_sched_reorder): Don't check it.
13892 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
13894 * rs6000.h (struct rs6000_args): Add sysv_gregno.
13895 * rs6000.c (init_cumulative_args): Init sysv_gregno.
13896 (function_arg_boundary): Align DFmode.
13897 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
13898 to get fp reg and stack overflow correct.
13899 (function_arg): Likewise.
13900 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
13901 (setup_incoming_varargs): Restructure for ABI_V4; use
13902 function_arg_advance to skip final named argument.
13903 (expand_builtin_saveregs): Properly unskip the last integer arg
13904 when doing varargs. Adjust overflow location calculation.
13906 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
13907 explicitly unsigned.
13908 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
13909 (__VA_GP_REGSAVE): Similarly.
13910 (__va_longlong_p): Delete.
13911 (__va_arg_type_violation): New declaration.
13912 (va_arg): Restructure. Flag promotion errors. Align double.
13913 TFmode passed by reference.
13915 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
13916 in the HOST_BITS_PER_WIDE_INT > 32 case.
13918 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
13920 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
13922 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
13924 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
13925 * toplev.c (documented_lang_options): Add -fpreprocessed.
13926 * cpplib.h (struct cpp_buffer): Add preprocessed.
13927 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
13928 (cpp_start_read): Don't expand macros or emit an initial #line
13929 directive if -fpreprocessed.
13931 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
13933 * cpplib.h (struct cpp_buffer): Added manual_pop for
13934 better C++ tokenization.
13935 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
13936 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
13937 * c-common.c (cpp_token): Make non-static.
13939 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13941 * c-common.h: New file.
13942 * c-common.c (permanent_obstack): Delete unused declaration.
13943 (c_global_trees): New array.
13944 (c_common_nodes_and_builtins): New function; split off common code
13945 from init_decl_processing in both c-decl.c and cp/decl.c.
13946 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
13947 c_global_trees and accessor macros defined in c-common.h.
13948 Include c-common.h.
13949 * c-decl.c: Delete definitions for tree nodes that were replaced by
13951 (init_decl_processing): Build void_list_node.
13952 Call c_common_nodes_and_builtins; delete code to generate the common
13954 * objc/objc-act.c (build_module_descriptor): Rename variable
13955 void_list_node to avoid clash with c-common.h.
13957 * Makefile.in: Update dependencies.
13958 * objc/Make-lang.in: Likewise.
13960 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
13962 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
13963 (UNIQUE_SECTION_P): Likewise.
13964 (UNIQUE_SECTION): Likewise.
13966 1999-07-19 Linas Vepstas <linas@linas.org>
13968 * config/i370/README: New file.
13969 * config/i370/linux.h: New file.
13970 * config/i370/mvs.h: New file.
13971 * config/i370/oe.h: New file.
13972 * config/i370/t-linux: New file.
13973 * config/i370/t-mvs: New file.
13974 * config/i370/t-oe: New file.
13975 * config/i370/x-oe: New file.
13976 * config/i370/xm-linux.h: New file.
13977 * config/i370/xm-mvs.h: New file.
13978 * config/i370/xm-oe.h: New file.
13980 * i370.c (label_node_t): Add first_ref_page, label_addr,
13981 label_first_ref, label_last_ref members.
13982 (mvs_need_base_reload): Renamed from mvs_label_emitted.
13983 (MAX_MVS_LABEL_SIZE): Define.
13984 (MAX_LONG_LABEL_SIZE): Define.
13985 (alias_node_t, alias_anchor, alias_number): New.
13986 (mvs_function_table): Reorder for EBCDIC.
13987 (ascebc, ebcasc): Unconditionally define.
13988 (i370_branch_dest, i370_branch_length): New functions.
13989 (i370_short_branch, i370_label_scan): New functions.
13990 (mvs_get_label): Renamed from mvs_add_label. Search for
13991 an existing label before creating a new one.
13992 (mvs_add_label): New function.
13993 (mvs_get_label_page): New function.
13994 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
13995 over the entire list.
13996 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
13997 (mvs_check_page) [TARGET_ELF_ABI]: New function.
13998 (mvs_add_alias, mvs_need_alias): New functions.
13999 (mvs_get_alias, mvs_check_alias): New functions.
14000 (handle_pragma): New function.
14001 (mvs_function_check): New function.
14002 (unsigned_jump_follows_p): Search harder.
14003 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
14004 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
14005 * i370.h (TARGET_VERSION): Delete.
14006 (CPP_SPEC, CPP_PREDEFINES): Delete.
14007 (mvs_label_emitted): Delete.
14008 (TARGET_EBCDIC): Delete.
14009 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
14010 (HANDLE_PRAGMA): Define.
14011 (HARD_REGNO_NREGS): Handle complex modes.
14012 (HARD_REGNO_MODE_OK): Likewise.
14013 (CLASS_MAX_NREGS): Likewise.
14014 (RET_REG): Likewise.
14015 (EXTRA_CONSTRAINT): Define.
14016 (RETURN_IN_MEMORY): True for DImode.
14017 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
14018 (FUNCTION_PROFILER): Delete.
14019 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
14020 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
14021 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
14022 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
14023 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
14024 (ASM_FILE_START): Add "RMODE ANY".
14025 (ASM_OUTPUT_EXTERNAL): Check for aliases.
14026 (ASM_GLOBALIZE_LABEL): Likewise.
14027 (ASM_OUTPUT_LABELREF): Likewise.
14028 (ASM_OUTPUT_COMMON): Likewise.
14029 (PRINT_OPERAND): Handle 'K', 'W', default.
14030 (PRINT_OPERAND_ADDRESS): New.
14031 (Lots of defines): Add support for TARGET_ELF_ABI.
14032 * i370.md (attr length): New. Define for all patterns.
14033 (*): Lots of tweeks to assembly output and constraints.
14035 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
14037 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
14038 Disable patterns performing SImode comparisons with SImode values
14039 if TARGET_POWERPC64 and instruction does not sign-extend or does
14040 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
14041 differ for signed quantities.
14042 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
14043 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
14044 (decrement_and_branch_on_count): Add 64-bit variant.
14046 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14048 * final.c (output_asm_insn): When searching for the matching string
14049 for a given dialect, don't run past the end of the list of
14050 alternatives if there are fewer alternatives in the template than
14053 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
14055 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
14056 Removed paragraph about compression of files and size limitation,
14057 duplicated in the FAQ. Use gcc-patches for posting patches.
14058 * gcc.c (main): Updated URL with bug reporting instructions to
14059 gcc.gnu.org. Removed e-mail address.
14060 * system.h (abort): Likewise.
14062 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14064 * Makefile.in (stmp-multilib-sub): Make the files extracted
14065 from $(LIBGCC1) writable.
14067 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
14069 * config/arm/aout.h: Reformat for improved readability.
14071 * config/arm/arm.h: Reformat for improved readability.
14072 Replace uses of fprintf with asm_fprintf where appropriate.
14073 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
14074 function declaration assembler actions.
14075 (NUM_INTS): New macro: Convert from bytes to words.
14076 (NUM_REGS): New macro: Compute number of registers required to
14077 hold a quanitity of tyep MODE.
14078 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
14080 (NUM_ARG_REGS): New macro: The number of argument registers
14082 (ARG_REGISTER): New macro: Compute the register number of the Nth
14084 (LAST_ARG_REGNUM): New macro: The number of the last argument
14086 (SP_REGNUM): New macro: Register number of the stack pointer.
14087 (FP_REGNUM): New macro: Register number of the frame pointer.
14088 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
14089 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
14090 CUMULATIVE_ARGS so that it counts registers not bytes.
14092 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
14094 Replace uses of fprintf with asm_fprintf where appropriate.
14095 (output_ascii_pseudo_op): Replace with version from thumb.c
14097 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
14099 * config/arm/elf.h (CPP_PREDEFINES): Replace with
14100 SUBTARGET_CPP_SPEC.
14101 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
14102 (ASM_FILE_START): Emit ASM_APP_OFF.
14104 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
14106 * pa.c (compute_frame_size): Round frame according to
14107 STACK_BOUNDARY rather than a hardwired value.
14109 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
14111 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
14113 * configure: Rebuilt.
14115 * configure.in (hppa*-*-linux*): New configuration.
14116 * configure: Rebuilt.
14117 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
14118 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
14119 * pa/pa-linux.h: New file.
14120 * pa/t-linux: New file.
14121 * pa/xm-linux.h: New file.
14123 * pa.c (hppa_legitimize_address): Change references from SImode to
14124 either Pmode or word_mode as appropriate.
14125 (emit_move_sequence, store_reg, load_reg): Likewise.
14126 (set_reg_plus_d, hppa_expand_prologue): Likewise.
14127 (output_mul_insn): Likewise.
14128 * pa.h (PROMOTE_MODE): Likewise.
14129 (INITIALZE_TRAMPOLINE): Likewise.
14130 (Pmode): Define to word_mode.
14132 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
14133 value of 4. Allocate 8 bytes for each FP register save.
14134 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
14136 (hppa_expand_prologue): Likewise.
14137 * pa.h (PROMOTE_MODE): Likewise.
14138 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
14139 (FUNCTION_ARG_BOUNDARY): Likewise.
14141 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
14143 * pa.c (out_of_line_prologue_epilogue): Delete.
14144 (override_options): Remove -mspace related code.
14145 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
14146 (compute_frame_size): Only allocate space for register that
14147 actually need to be saved.
14148 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
14149 (TARGET_SWITCHES): Remove -mspace, -mno-space
14150 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
14151 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
14152 * pa/ee.asm, pa/ee_fp.asm: Delete.
14154 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
14156 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
14157 directive in column zero.
14159 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
14161 * m68k.c (output_function_prologue): Fix computation of save mask
14162 when generating PIC code.
14164 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
14166 * tree.c (build_type_attribute_variant): Move current_obstack restore
14167 after build_qualified_type call.
14169 1999-07-15 Mark Mitchell <mark@codesourcery.com>
14171 * configure.in: Use t-iris6, even with GNU LD.
14172 * config/mips/iris6gld.h: Fix typo in linker spec.
14173 * config/mips/t-iris6gld: Remove.
14175 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
14177 * rs6000.md (insv, extzv): Remove SImode dependence in named
14178 patterns. Explicitly generate DImode RTL if PowerPC64 and
14180 (insvdi): Reverse start and size in instruction template.
14182 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
14184 * invoke.texi: Typo fixes.
14186 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
14188 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
14189 handle at this time instead of silently generating incorrect code.
14190 (gen_imagpart): Likewise.
14192 * reload.c (find_reloads): Emit a USE for a pseudo register without
14193 a hard register if we could not create an optional reload for the
14196 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14198 * c-typeck.c (output_init_element, process_init_element):
14199 When advancing constructor_unfilled_fields for a RECORD_TYPE,
14200 check for nameless bit fields.
14202 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
14204 * regclass.c (scan_one_insn): Notice subregs that change the
14205 size of their operand.
14206 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
14208 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
14210 * configure.in (alpha*-*-*): Include alpha/t-ieee.
14211 * configure: Rebuilt.
14212 * alpha/t-ieee: New file.
14214 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
14216 * rs6000.c (find_addr_reg): Do not select r0 as an address
14219 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
14221 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
14223 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
14225 * rs6000.md (movsf): Do not force easy FP constants into memory.
14227 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
14228 immed_double_const to ensure they are properly truncated then
14231 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14233 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
14234 always unless NO_DEBUG is used. Compile this code
14236 (replace_symbols_in_block): Compile it unconditionally.
14238 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
14240 * configure.in (i?86-*-elf*): New target.
14241 * configure: Rebuilt.
14242 * i386/i386elf.h, i386/t-i386elf: New files.
14244 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
14246 * toplev.c (main): Don't complain about saying -gdwarf.
14247 (rest_of_compilation): Remove redundant code.
14249 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
14251 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
14253 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
14255 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
14256 "Li960R:", to avoid name clash.
14258 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14260 * loop.c (check_dbra_loop): When reversing a loop, delete all
14261 REG_EQUAL notes referencing the reversed biv except those which are
14262 for a giv based on it.
14264 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
14266 * version.c: Drop "gcc-" prefix from version #.
14268 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
14270 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
14271 the label if we're being verbose.
14273 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
14275 * m68k.c (output_function_prologue): Add pic register to mask
14276 if live and flag_pic.
14277 (output_function_epilogue): Likewise.
14279 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
14281 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
14282 directives in column zero.
14284 * pa/elf.h (ASM_FILE_START): Define.
14285 * pa/som.h (ASM_FILE_START): Include .level directives.
14286 * pa/hpux10.h (ASM_FILE_START): Delete.
14287 * pa/hpux11.h (ASM_FILE_START): Delete.
14289 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
14291 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14293 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
14294 when reload_out equals reload_in.
14296 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
14298 * invoke.texi (Spec Files): New node: Describe the contents of
14301 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
14303 * invoke.texi (DEC Alpha Options): Put @end table at
14304 beginning of line, to avoid confusing texi2html.
14306 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
14308 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
14309 introduced in previous delta.
14311 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14313 * reload1.c (gen_reload): When synthesizing a 3 operand add
14314 sequence, improve test for when to reload OP1 into the reload
14315 register instead of OP0.
14317 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
14319 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
14321 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
14323 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
14326 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
14328 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
14329 (va_dcl): Use __builtin_va_alist_t.
14331 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
14333 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
14334 on the permanent_obstack.
14335 * dwarfout.c (output_type): Likewise.
14337 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
14339 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14340 Merged from c-typeck.c and cp/typeck.c.
14341 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14342 Merged into c-common.
14344 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
14346 * c-lex.c (errorcount): Declare it.
14347 (finish_parse): Update errorcount when using CPPLIB.
14349 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
14351 * fixinc/inclhack.def(end_else_label): Double the backslash so
14352 sed gets a chance to see it.
14353 * fixinc/inclhack.sh: regen
14354 * fixinc/fixincl.x: regen
14356 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
14358 Add framework to support armv5 architecture when it becomes
14361 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
14362 (arm_arch5): New variable.
14363 (all_architectures): Add armv5 line.
14364 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
14365 -march=armv5 is specified on the command line.
14366 (arm_arch5): Export this variable.
14367 * invoke.texi: Document new string accepted by -march= switch for
14370 * config/arm/arm.h: Replace use of constant 12 as a register
14371 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14372 * config/arm/arm.c: Replace use of constant 12 as a register
14373 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
14375 * config/arm/elf.h: Tidy up.
14376 * config/arm/coff.h: Tidy up.
14378 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
14380 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
14381 * gcc/config/mips/t-iris6gld: New file.
14382 * gcc/config/mips/iris6gld.h: Likewise.
14384 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
14386 * c-decl.c (widest_integer_literal_type_node,
14387 widest_unsigned_literal_type) : New.
14388 (init_decl_processing): Handle/use the two new types.
14389 * c-common.c (type_for_size,type_for_mode) : Same.
14390 * c-lex.c (yylex) : Same.
14391 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
14393 * c-tree.h (widest_integer_literal_type_node,
14394 widest_unsigned_literal_type) : New.
14396 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
14398 * dwarfout.c (field_byte_offset): Correctly compute the object's
14399 byte offset for the first bit of a field which crosses an alignment
14400 boundary on a !BYTES_BIG_ENDIAN target.
14402 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
14404 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
14407 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
14408 Jeff Law <law@cygnus.com>
14410 * ginclude/varargs.h (va_dcl): Use word_mode for type of
14413 * except.c: Include intl.h.
14414 (expand_eh_return): Set current_function_cannot_inline.
14415 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
14416 * function.h (struct function): Add eh_return_stub_label.
14417 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
14418 * Makefile.in (except.o): Depend on intl.h.
14420 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
14422 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
14423 same as offsettable in cases 1 and 2.
14425 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
14427 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
14428 (extlh, extwh): Likewise.
14430 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
14432 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
14434 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
14436 * configure.in: Add arm-pe and thumb-pe targets.
14437 * configure: Regenerate.
14439 * thumb.c (arm_naked_function_p): New function: Determines if
14440 a function is naked (has no gcc generated prologue/epilogue).
14441 (is_called_in_ARM_mode): Return true if the func has the
14442 interfacearm attribute.
14443 (output_return): Do not generate a return for naked functions.
14444 (thumb_function_prologue): Do not generate a prologue for
14446 (thumb_expand_prologue): Do not generate a prologue for naked
14448 (thumb_expand_epilogue): Do not generate an epilogue for naked
14450 (arm_valid_machine_decl_attribute): New function, copied from
14451 arm.c: Permit naked and interfacearm attributes.
14453 * config/arm/pe.c: New file: Support code for arm-pe target.
14454 * config/arm/pe.h: New file: Header file for arm-pe target.
14455 * config/arm/tpe.h: New file: Header file for thumb-pe target.
14456 * config/arm/t-thumb-pe: New file: Makefile fragment for
14459 1999-07-01 Mark Kettenis <kettenis@gnu.org>
14461 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
14462 -fPIC or -fpic is specified.
14464 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
14466 * expr.c (emit_block_move): Use copy_to_mode_reg for
14467 !TARGET_MEM_FUNCTIONS case too.
14469 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
14471 * configure: Rebuilt.
14472 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
14473 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
14474 definitions made redundant by dbxelf.h inclusion. Delete
14475 lots of definitions related to assembly output that are
14476 specific to the SOM object format.
14477 * pa.c (output_function_prologue): Do not emit the function's
14479 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
14480 * pa-pro.h: Deleted.
14481 * som.h: New file with SOM specific definitions.
14482 * elf.h: New file with ELF specific definitions.
14484 * elfos.h (const_section): Output a tab before assembler directives.
14485 (ctors_section, dtors_section): Likewise.
14486 (ASM_OUTPUT_SECTION_NAME): Likewise.
14488 * pa/pa1.h: Delete unused file.
14490 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
14492 * configure.in (hppa*-hp-hpux11*): New configuration.
14493 * configure: Rebuilt.
14494 * pa/pa-hpux11.h: New file.
14495 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
14498 * mips.md (leasi, leadi): New patterns.
14500 * expr.c (emit_block_move): Properly handle case where one of the
14501 block move arguments has a queued increment or decrement.
14502 (clear_storage): Similarly. Fix formatting goof.
14504 1999-06-28 "David O'Brien" <obrien@NUXI.com>
14506 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
14507 semicolon from the BSD VA_LIST replacement expression.
14509 * fixinc/inclhack.sh: regen
14510 * fixinc/fixincl.x: regen
14512 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
14513 now use the fixincl program.
14515 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
14517 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
14518 case. Also make the PIC register call_used.
14520 * m68k.h (FINALIZE_PIC): Delete.
14521 * m68k.c (finalize_pic): Delete.
14523 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
14525 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
14528 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
14530 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
14532 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
14534 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
14536 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
14538 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
14540 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
14542 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
14544 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
14546 * rs6000.c (output_toc): Always use hex values for floating-point
14547 constants. Store single-precision values in upper-half of TOC
14548 entry in 64-bit mode.
14549 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
14550 to final constraints.
14551 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
14552 (fctiwz): Improve accuracy of RTL for pattern.
14554 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
14556 * expr.c (expand_expr): Allow RTL_EXPR's through the
14557 MAX_INTEGER_COMPUTATION_MODE checks.
14559 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
14561 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
14562 such that MASK_SUPPORT_ARCH is not negative.
14564 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
14566 * loop.c (verify_dominator): Properly handle ADDR_VEC and
14567 ADDR_DIFF_VEC insns that appear inside loops.
14569 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
14570 Jeff Law <law@cygnus.com>
14572 * rs6000.md (movdf_hardfloat32): Revert previous patch.
14573 Handle LO_SUM the same as offsettable in cases 1 and 2.
14574 * rs6000.c (find_addr_reg): Revert previous patch.
14576 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
14578 * system.h (strstr): New external function declaration.
14579 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
14580 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
14581 * config.in, configure: Rebuilt.
14583 1999-06-24 Tom Tromey <tromey@cygnus.com>
14585 * gcc.c (main): Read user-specified specs files after computing
14586 additional startfile_prefixes.
14588 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
14590 Revert these two patches:
14592 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14593 * loop.c (strength_reduce): When doing biv->giv conversion, update
14594 reg note of NEXT->insn.
14596 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14597 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14599 (recombine_givs): Set ix field after sorting.
14601 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14603 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
14604 for the parts of an UNSPEC / UNSPEC_VOLATILE.
14606 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
14608 *fixinc/inclhack.def: Add fix development commentary
14609 (read_ret_type): reactivate and add selection clause
14610 (zzz_*): tweak output file name to match what is used in hackshell.tpl
14611 *fixinc/{fixincl.x|inclhack.sh}: regen
14613 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
14615 * expr.c (expand_expr): STRIP_NOPS before checking against
14616 MAX_INTEGER_COMPUTATION_MODE
14617 (check_max_integer_computation_mode): Likewise.
14619 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
14621 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
14623 1999-06-22 Jim Wilson <wilson@cygnus.com>
14625 * expr.c (store_expr): When target is a promoted subreg, return a
14626 promoted subreg as a result.
14628 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
14630 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
14632 (dwarf2out_define): Mark unused parameters appropriately.
14633 (gen_unspecified_parameters_die): Ditto.
14634 (gen_subprogram_die): Fix signed/unsigned warnings.
14635 (gen_variable_die): Ditto.
14637 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
14639 * fixinc/inclhack.def(end_else_label): combined else_label
14640 and endif_label and fixed the sed expression.
14641 *fixinc/{fixincl.x|inclhack.sh}: regen
14643 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
14645 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
14646 'x' when handling non-offsettable addresses
14648 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
14650 * final.c (shorten_branches): Don't try to split an insn that has
14653 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
14655 * config/mips/mips.c (symbolic_expression_p): New function.
14656 (mips_select_rtx_section): Put symbolic expressions in the
14657 data section, not the read-only data section.
14659 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
14661 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
14663 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
14665 * collect2.c (main): Log frame table count.
14666 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
14667 (scan_prog_file) [COFF]: Handle frame tables.
14669 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
14670 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
14671 * alpha/elf.h: Undef them again.
14672 * alpha/vms.h: Remove their definitions.
14674 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14676 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
14677 remove the clobber of r0 and change the REG_UNUSED note to
14680 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
14682 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
14683 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
14684 fits in HOST_WIDE_INT and one uses union to access a long constant
14687 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
14689 * sparc.c (sparc_override_options): Don't allow profiling for
14690 code models other than medlow.
14691 (sparc_function_profiler): New function from old FUNCTION_PROFILER
14692 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
14693 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
14694 (sparc_block_profiler): Likewise.
14695 (sparc_function_block_profiler_exit): Likewise.
14696 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
14697 (FUNCTION_BLOCK_PROFILER): Likewise.
14698 (BLOCK_PROFILER): Likewise.
14699 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
14700 (MCOUNT_FUNCTION): New.
14701 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
14702 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
14703 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
14704 (MCOUNT_FUNCTION): New.
14705 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
14706 (BLOCK_PROFILER): Delete.
14707 (MCOUNT_FUNCTION): New.
14709 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
14711 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
14713 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
14715 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14718 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14721 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14724 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
14727 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
14729 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
14732 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
14734 * i386/djgpp.h (LIB_SPEC): New.
14735 (STARTFILE_SPEC): New.
14737 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
14739 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
14741 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
14744 * system.h (WSTOPSIG): New macro.
14746 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
14748 * c-pragma.c (push_alignment): Don't ignore alignments greater than
14750 (insert_pack_attributes): Take into account member natural
14753 * i386/winnt.c (exports_head): New static variable.
14754 (i386_pe_record_exported_symbol): New function.
14755 (i386_pe_asm_file_end): Use.
14756 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
14757 symbols to be emitted at end of assembly.
14758 (ASM_DECLARE_OBJECT_NAME): Likewise.
14759 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14761 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
14764 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
14766 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
14769 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
14771 * haifa-sched.c (sched_analyze_1): Use free_list instead of
14772 zapping reg_last_uses directly.
14773 (sched_analyze_2, sched_analyze_insn): Likewise.
14774 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
14776 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
14778 * rs6000.md (movdf_hardfloat32): Use worst case insn length
14779 attributes for cases 1 and 2.
14781 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
14783 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
14786 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
14788 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
14790 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
14792 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
14793 PIC_OFFSET_TABLE_REGNUM for general alloaction.
14794 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
14795 must be stacked if it is used for PIC accesses.
14796 * arm.c (use_return_insn): Handle PIC register specially.
14797 (output_return_instruction): Likewise.
14798 (output_func_{prologue,epilogue}): Likewise.
14799 (output_expand_prologue): Likewise.
14801 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
14802 (*strsi_predec): Renamed from *strqi_predec.
14803 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
14804 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
14806 * arm.c (arm_override_options): Remove warning about PIC code
14807 not being supported.
14809 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
14811 * rs6000.c (find_addr_reg): New function.
14812 * rs6000.h (find_addr_reg): Declare.
14813 (offsettable_addr_operand): Delete.
14814 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
14815 from and stores to GPRs.
14817 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
14819 * alpha.c (alpha_expand_block_move): Use get_insns rather than
14820 gen_sequence as argument to emit_no_conflict_block.
14822 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14824 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
14825 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
14826 *fixinc/fixincl.x: regen
14827 *fixinc/inclhack.sh: regen
14829 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
14831 * added support for -mpcrel (PC relative addressing for m68k)
14832 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
14833 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
14834 * m68k.c (print_operand_address): Handle 32-bit PIC case.
14835 (comments for general_src_operand): Add some explanation
14836 about EXTRA_CONSTRAINTS.
14837 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
14838 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
14839 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
14840 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
14841 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
14842 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
14843 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
14844 if not already set.
14845 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
14846 * m68k.h (TARGET_PCREL): New target flag.
14847 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
14848 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
14849 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
14850 contains a SYMBOL_REF. Relax this constraint during reload, since
14851 we want to use the predicates, not reload's built-in concept of a
14852 valid memory address, to control what insns need reloading.
14853 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
14854 operands (essentially 'g', 'm', and 's' under normal circumstances).
14855 * m68k.c (print_operand): Cause printing of pc-relative addresses
14856 to include pc register.
14857 (print_operand_address): Ditto.
14858 (general_src_operand): Accept operands that are not only
14859 general_operands, but are also valid when used as a pc-relative
14861 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
14862 (memory_src_operand): Similar, for memory_operands.
14863 (pcrel_address): New predicate to accept the special case of a
14864 pc-relative address.
14865 * m68k.md (many patterns): Rewrite common SImode, HImode, and
14866 QImode insns to accept *_src_operand instead of *_operand where
14867 pc-relative operands can fit. For example, a pc-relative operand
14868 can be used as a memory source operand for addsi3, but not as a
14869 memory destination.
14870 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
14872 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
14874 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
14875 .thumb_set pseudo op to mark aliases of thumb functions.
14877 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
14879 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
14880 preference to ASM_OUTPUT_DEF, if it is defined.
14882 * tm.texi: Document new, optional target macro
14883 ASM_OUTPUT_DEF_FROM_DECLS.
14885 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14887 * fixincludes: ISCNTL patch
14888 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
14889 (dgux_int_varargs): new for DG/UX
14890 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
14892 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
14894 * invoke.texi (ia32 options): Fix typo.
14896 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14898 * loop.c (strength_reduce): When doing biv->giv conversion, update
14899 reg note of NEXT->insn.
14901 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
14903 * loop.c (move_movables): Note issues with replacing REGs with
14905 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
14907 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
14909 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
14911 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
14912 the reference to `mcount' was not correct for the ELF on FreeBSD.
14914 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14916 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
14919 (recombine_givs): Set ix field after sorting.
14921 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
14923 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
14924 to safe to extract a subword out of a REG.
14926 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14928 * sh.md (mulsi3): Don't add a no-op move at the end.
14930 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14932 * cse.c (cse_insn): Don't put hard register source into tables for
14933 the last insn of a libcall.
14935 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
14937 * loop.c (strength_reduce): Insert sets of derived givs at every
14938 biv increment, even if it's the only one.
14940 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14942 * dwarfout.c (add_incomplete_type): New fn.
14943 (output_type): Call it.
14944 (retry_incomplete_types): New fn.
14945 (dwarfout_finish): Call it.
14947 From Eric Raskin <ehr@listworks.com>:
14948 (output_type): Output types for bases.
14950 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14952 * mips.c (mips_output_conditional_branch): Add `break'
14953 between `default' label and `close braces'.
14955 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
14957 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
14958 specifications and make it realistic.
14959 (LIB_SPEC): Likewise.
14961 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
14963 * config/mips/mips.c (mips_secondary_reload_class): Check for
14964 (PLUS (SP) (REG)) and return appropriate register class.
14965 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
14966 Handle (PLUS (SP) (REG)).
14967 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
14968 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
14969 of emit_insn for tablejump.
14971 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
14973 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
14974 asm_fprintf format string by itself.
14975 (output_function_profiler): Likewise.
14977 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
14979 * combine.c (simplify_logical, case AND): Only call
14980 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
14981 or the constant is positive.
14983 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
14985 * configure.in: Fix typo in rs6000-ibm-aix4 case.
14986 * configure: Regenerate.
14988 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
14990 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
14991 require a sub-version #.
14992 * configure: Rebuilt.
14994 1999-06-14 Robert Lipe (robertlipe@usa.net)
14996 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
14998 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
15000 * c-typeck.c (process_init_element): Detect excess elements in
15001 char array initializer.
15003 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
15005 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
15007 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15009 * invoke.texi (Option Summary): Add -fpermissive flag.
15011 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
15013 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
15014 that require PIC code sequences.
15016 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
15018 * configure.in: Add new target: thumb-elf.
15019 * configure: Regenerate.
15020 * config/arm/t-thumb-elf: New file: Makefile fragment for
15022 * config/arm/telf.h: New file: Header file for thumb-elf
15025 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
15027 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
15028 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
15029 initializers is some circumstances.
15031 * fixinc/inclhack.def (endif_label): Add additional selector for
15032 more bogus stuff after #endif statements.
15033 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
15035 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
15037 * i386/cygwin.h (SET_ASM_OP): Define.
15039 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
15041 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
15043 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15045 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
15048 * sh.md (ic_invalidate_line_i): Remove second alternative.
15050 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15052 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
15053 test for the presence of valid prototypes. Delete bypass expr.
15054 (ioctl_fix_ctrl): Correct the selection expression.
15055 (no_double_slash): Correct quoting rules
15056 *fixinc/fixincl.x: regen
15057 *fixinc/inclhack.sh: regen
15059 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
15061 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
15063 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15065 * rs6000.md (movsi_got_internal_mem): Delete.
15066 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
15067 (GOT_TOC_REGNUM): Delete.
15068 (PIC_OFFSET_TABLE_REGNUM): Define.
15069 (FINALIZE_PIC): Disable.
15070 * rs6000.c (rs6000_got_register): New code for fixed pic register.
15071 (rs6000_replace_regno): Delete.
15072 (rs6000_finalize_pic): Likewise.
15073 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
15075 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15077 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
15078 is a note; use <= for the compare; advance P while it is
15081 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
15083 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
15084 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
15086 * varasm.c (remove_from_pending_weak_list): Verify t->name
15087 is non-NULL before passing it to strcmp.
15089 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15091 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
15092 the typed arguments are not part of a comment
15093 (ioctl_fix_ctrl): Added a purpose comment
15094 *fixinc/fixincl.x: regenerate
15095 *fixinc/inclhack.sh: regenerate
15097 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15099 * invoke.texi: Add C4x invocation docs.
15101 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15103 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
15105 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
15107 (c4x_legitimize_reload_address): New function.
15108 * config/c4x/c4x.md: Update docs.
15110 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
15112 * fixincludes: Avoid removing '.'.
15113 * fixinc/fixinc.svr4: Likewise.
15114 * fixinc/fixinc.winnt: Likewise.
15115 * fixinc/inclhack.tpl: Likewise.
15116 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
15118 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15120 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
15122 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
15124 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
15126 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
15129 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
15131 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
15132 * configure: Regenerate.
15134 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
15136 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
15139 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
15141 * fixinc/inclhack.def (avoid_bool): Also catch
15142 "typedef [unsigned] int bool".
15143 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15145 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
15146 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
15147 * configure: Rebuilt.
15149 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
15151 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
15152 such that we can override its definitions if necessary.
15153 (CPP_SPEC): New define. Support processor specific predefines via
15155 (CC1_SPEC): New define. Support processor specific compiler
15156 options via %(cc1_cpu).
15157 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
15160 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15162 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
15163 between sed's -e flag, and the open-quote following it.
15164 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
15166 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
15167 Jeffrey A Law (law@cygnus.com)
15169 * varasm.c (assemble_start_function): Remove the function
15170 from the pending weak decls list when we define a function.
15171 (assemble_variable): Similarly for variables.
15172 (weak_finish): Ignore items on the list with a NULL name.
15173 (remove_from_ending_weak_list); New function to "remove" an item
15174 from the pending weak declarations list.
15176 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15178 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
15180 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
15182 * c-lex.c (GETC): Redefine to call getch.
15183 (UNGETC): Redefine to call put_back.
15184 (putback_buffer): New structure type.
15185 (putback): New static structure.
15186 (getch): New function.
15187 (put_back): New function.
15188 (yylex): Replace unused bytes from bad multibyte character.
15190 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
15192 * cpplib.c (do_define): Cast `alloca' return value.
15193 (do_include, do_undef, do_pragma): Likewise.
15194 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
15196 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
15197 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
15199 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
15201 * sparc.md (abstf2): This should be an expand.
15202 (split after abstf2_notv9): Fix mode.
15203 (abstf2_hq_v9): New pattern.
15204 (abstf2_v9): Only use when no hard quad.
15205 (absdf2_v9): Fix if target is not the same as source.
15206 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
15207 Add correct output constraints.
15209 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
15211 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
15212 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
15214 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
15216 * mips.h (mips_output_conditional_branch): New function.
15217 (mips_adjust_insn_length): Likewise.
15218 (ASSEMBLER_SCRATCH_REGNUM): New macro.
15219 (ADJUST_INSN_LENGTH): Likewise.
15220 * mips.c (print_operand): Add `F' and `W' for floating-point
15221 comparison opcodes.
15222 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
15224 (mips_adjust_insn_length): New function.
15225 (mips_output_conditional_branch): New function.
15226 * mips.md (length): Adjust attribute definition to handle
15227 conditional branches. Change lengths to bytes, rather than
15228 instructions throughout. Remove length attribute from
15229 instructions whose length is four bytes, and rely on the default
15231 (dslot): Fix typo in comment.
15232 Reword conditional branch patterns to use
15233 mips_output_conditional_branch.
15235 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15237 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
15238 (LIB_SPEC): Likewise.
15239 Link with -lprof1_r for -g/-pg.
15241 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15243 * loop.c (check_dbra_loop): Fix change of Jan 19.
15245 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
15247 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
15248 (STARTFILE_SPEC): Define, override the svr4.h version.
15249 (ENDFILE_SPEC): Likewise.
15251 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
15253 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
15254 * fixinc/fixincl.x: Regenerated.
15255 * fixinc/inclhack.sh: Regenerated.
15257 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15259 * sh.c (barrier_align): Don't return early for normal branch/barrier
15260 when optimizing for SH2.
15262 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
15264 * i386/udk.h (LINK_SPEC): Correct linker search path for
15267 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15269 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
15270 (braf_label_ref_operand): Delete.
15271 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
15272 * sh.md (casesi_jump_2): Operand1 is now the inside of a
15273 label_ref, and has no predicate.
15274 The patten has a predicate to guard against invalid substitutions.
15275 (dummy_jump): Delete.
15276 (casesi): Update use of casesi_jump_2.
15278 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15280 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
15281 *fixinc/fixincl.x: regenerate
15282 *fixinc/inclhack.sh: regenerate
15284 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
15286 * dwarf2out.c (add_incomplete_type): New fn.
15287 (gen_struct_or_union_type_die): Call it.
15288 (retry_incomplete_types): New fn.
15289 (dwarf2out_finish): Call it.
15291 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
15293 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
15294 current block starts with a CODE_LABEL and ends with a CALL and
15295 we can not find all the argument setup instructions for the CALL.
15297 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
15299 Revert this change:
15300 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15301 something is a candidate for optimize_bit_field_compare.
15303 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15305 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
15307 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
15309 * alpha.c (override_options): Thinko in last patch.
15311 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
15312 (LIB_SPEC): Recognize -pthread.
15314 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
15316 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
15317 definition in config/arm/coff.h
15318 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
15320 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15322 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
15323 fixes that need "file=xxx\n" prepended before invocation
15324 (start_fixer - new): starting the fixer process is complex enough
15325 to warrent its own routine. It prepends the "file=xxx\n" stuff.
15326 (process): uses the new routine; omit usage of putenv()
15327 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
15328 * fixinc/fixincl.x: regenerate
15330 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
15332 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
15333 and version #s (1.1 -> 2.96) as needed.
15334 * README.g77: Kill way out of date file in the toplevel directory.
15336 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
15338 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
15339 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
15340 * configure: Rebuilt.
15341 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
15342 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
15343 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
15344 (SWITCH_TAKES_ARG): Likewise.
15345 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
15346 * config/t-freebsd: Moved from config/i386/ so it can used for all
15349 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
15351 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
15353 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
15355 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
15356 * configure: Rebuilt.
15358 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
15360 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
15361 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
15362 * rs6000/rs6000.c (rs6000_file_start): Use putc.
15363 (rs6000_output_load_toc_table): Same.
15364 (output_prolog, output_mi_thunk): Same.
15365 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
15366 (ASM_GLOBALIZE_LABEL): Use putc.
15368 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
15370 * alpha.md (reload_*_help): New patterns and splitters.
15371 (reload_*): Use them.
15372 (mov[qh]i): Likewise.
15374 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
15376 * cccp.c (handle_directive): Handle backslash-newlines in quoted
15379 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
15381 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
15383 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
15385 * flow.c (mark_regs_live_at_end, insn_dead_p,
15386 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
15387 and HARD_FRAME_POINTER_REGNUM special treatment if reload
15388 hasn't run or the frame pointer is needed.
15389 * haifa-sched.c (attach_deaths): Likewise.
15390 * sched.c (attach_deaths): Likewise.
15392 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
15394 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
15395 calculate_can_reach_end returns nonzero.
15397 * configure.in (native gas tests): Search for an assembler in the
15398 same manner that the installed compiler will.
15399 * configure: Rebuilt.
15400 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
15402 * alias.c (find_base_term): Improve handling of addresses
15403 constructed from binary operations.
15405 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
15407 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
15409 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
15411 * function.h (cleanup_label, frame_offset): Declare.
15412 (tail_recursion_label, tail_recursion_reentry): Likewise.
15413 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15414 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
15415 (tail_recursion_label, tail_recursion_reentry): Likewise.
15416 (arg_pointer_save_area, rtl_expr_chain): Likewise.
15418 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
15420 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
15422 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
15423 (MAX_OFILE_ALIGNMENT): Define.
15425 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
15427 * fixincl.c: Replace local include scheme with #includes of
15428 gansidecl.h and system.h.
15429 * procopen.c: Likewise.
15430 * server.c: Likewise.
15432 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
15434 * i386/t-dgux (EXTRA_PARTS): Add crti.o
15435 (crti.o): Add build rule and dependencies.
15436 * fixinc/fixinc.dgux: Use modified _int_varargs.h
15438 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15440 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
15441 (LIB_LINUX_SPEC): Likewise.
15442 (LIB_LINUX_SPEC): Add support for -pthread
15443 (CPP_OS_LINUX_SPEC): Likewise.
15444 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
15447 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
15449 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
15451 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
15452 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
15453 for IEEE math and CC_FCOMI.
15454 (put_jump_code): No IEEE if CC_FCOMI is set.
15456 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15458 * fold-const.c (fold_truthop): Make the field reference unsigned
15459 when converting a single bit compare.
15461 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15463 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
15465 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
15467 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
15468 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
15471 * reload.c (push_reload): Do not call remove_address_replacements
15472 when presented with identical optional reloads.
15474 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
15476 * alpha.h (MASK_FIX, TARGET_FIX): New.
15477 (MASK_*): Reorganize constants.
15478 (CPP_AM_FIX_SPEC): New.
15479 (TARGET_SWITCHES): Add FIX.
15480 (EXTRA_SPECS): Likewise.
15481 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
15482 (SECONDARY_MEMORY_NEEDED): Likewise.
15483 (REGISTER_MOVE_COST): Likewise.
15484 * alpha.c (override_options): Add FIX support. Always use
15485 ALPHA_TP_PROG for ev6.
15486 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
15487 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
15488 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
15490 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
15492 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
15493 something is a candidate for optimize_bit_field_compare.
15495 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
15497 * gcc.texi (Passes): Document branch-shortening.
15498 * invoke.texi (Debugging Options): Document the fact that `-dp'
15499 outputs length information for instructions.
15501 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
15503 * flow.c: Revert previous delta.
15505 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
15507 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
15508 FRAME_POINTER_REGNUM.
15509 (mark_set_1): Ditto.
15510 (mark_used_regs): Ditto.
15512 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
15514 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
15515 (GOT_PCREL): New macro. Define to 1 if not already defined.
15516 * arm/elf.h (GOT_PCREL): Define to 0.
15517 * arm.c (arm_finalize_pic): Take into account the setting of
15520 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
15522 * output.h (STRIP_NAME_ENCODING): Provide default definition.
15523 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
15525 * flow.c (mark_set_1): Do not record BLKmode stores as dead
15526 store elimination candidates.
15528 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
15530 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
15533 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
15535 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
15536 Add use of x-aix41-gld.
15538 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
15540 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
15541 (ASM_OUTPUT_DESTRUCTOR): Define.
15543 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
15545 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
15546 last CODE_LABEL in a loop if we have previously passed a jump
15547 to the top of the loop.
15549 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
15551 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
15552 applying Philip's patch.
15554 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
15556 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
15559 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
15561 * loop.c (strength_reduce): Grow reg_single_usage as needed.
15563 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
15565 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
15566 Also remove a useless comment.
15568 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
15570 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
15572 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
15574 * collect2.c (main): Only generate import or export file and add
15575 to link arguments if non-empty. Use xmalloc not alloca.
15576 (write_{export,import}_file): Delete.
15577 (write_aix_file): New function.
15578 (locatelib): Use xmalloc not malloc.
15579 (GCC_OK_SYMBOL): Do not check type if aix64.
15581 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
15583 Based on patch by Scott Bambrough and Pat Beirne:
15584 * config/arm/arm.c (making_const_table): New variable.
15585 * config/arm/arm.h (making_const_table): Declare.
15586 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
15588 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
15589 Keep track of when we are building the constant table.
15591 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
15593 * config/arm/arm.c (arm_override_options): Fix erroneous warning
15596 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
15598 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
15601 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
15603 * tm.texi (FUNCTION_ARG): Correct description of a stack element
15606 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
15608 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
15610 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15612 * rs6000.c (output_mi_thunk): Enable full support again.
15614 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15616 * sh.h (BRANCH_COST): Define.
15618 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
15620 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
15622 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
15624 * function.c (assign_stack_local): Align stack slot propertly.
15625 (assign_outer_stack_local): Likewise.
15627 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
15629 * expr.h (lang_expand_constant): Declare.
15630 * toplev.c (lang_expand_constant): Define it.
15631 * varasm.c (output_constant): Use it.
15633 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15635 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
15636 Change function definitions to K&R style.
15638 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15640 * fixinc/fixincl.c: We must not ignore SIGCLD now.
15642 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
15644 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
15645 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
15646 (several places): omit static initialization
15647 (process): use single fd, since only the read fd is used
15648 * fixinc/gnu-regex.c: define 'const' away, if not supported
15649 * fixinc/procopen.c(several places): omit static initialization
15650 * fixinc/server.c: define 'volitile' away, if not supported
15652 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
15654 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
15655 asm_fprintf and %L to generate the label name.
15656 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
15657 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
15659 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
15661 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
15662 insn for a conditional jump can not be found.
15664 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
15666 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
15667 on variables in specific sections other than .sbss and .sdata.
15669 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
15671 * stmt.c (expand_return): Call start_cleanup_deferral and
15672 end_cleanup_deferral around conditional code.
15674 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
15676 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
15677 filename lists. Utilizes new "krstr" AutoGen function.
15678 * fixinc/fixincl.x: Rebuilt.
15680 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
15682 * i386.c (output_float_compare): Avoid GNU-C extensions.
15684 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
15686 * version.c: Bump to distinguish mainline tree from the
15689 See ChangeLog.1 for earlier changes.