1 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4 * integrate.c (expand_inline_function): Use xcalloc to allocate
6 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
9 2001-05-02 Geoff Keating <geoffk@redhat.com>
11 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
12 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
13 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
14 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
15 ctrdi_internal6): In the short-branch case, this insn is only 4
16 bytes long. Reported by Reza Yazdani <reza@apple.com>.
18 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
19 (setup_incoming_varargs): Remove warning.
21 * config/rs6000/rs6000.c (validate_condition_mode): When
22 flag_fast_math, allow floating-point conditionals to be reversed.
23 (rs6000_generate_compare): When flag_fast_math, don't generate
24 cror operations for FP conditionals.
26 2001-05-02 Dale Johannesen <dalej@apple.com>
28 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
30 (STRICT_ARGUMENT_NAMING): Define.
31 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
32 function_arg_partial_nregs, setup_incoming_varargs): Remove
33 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
36 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
38 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
41 * expr.c (store_field): Do nothing except elaborate side-effects if
44 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
46 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
47 constant pool, use the pool's SYMBOL_REF instead.
49 2001-05-01 Per Bothner <per@bothner.com>
51 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
52 call do_pending_stack_adjust before emiting label.
54 2001-05-01 Mark Mitchell <mark@codesourcery.com>
56 * extend.texi: Fix typo.
58 2001-05-01 Stan Shebs <shebs@apple.com>
60 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
61 of UOBJC_MODULES_decl.
62 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
63 (generate_descriptor_table): Ditto.
64 (generate_protocols): Ditto.
65 (generate_protocol_list): Ditto.
66 (generate_classref_translation_entry): Ditto.
68 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
70 * ChangeLog (2001-02-21): Remove erroneous entry.
71 * gcc.c (cc1_options): Add "-param".
72 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
73 (option_map): Likewise.
74 (display_help): Add "--param" to 'other' options.
75 * invoke.texi (Optimize Options): Add documentation for `--param
76 max-delay-slot-insn-search' and `--param
77 max-delay-slot-live-search' and reorder --param section.
78 * params.def: Modify initial comment.
79 * params.h (param_info): Add `help' member.
80 * toplev.c (lang_independent_params): Include `help' description.
81 (display_help): Print --param parameters.
82 (independent_decode_option): Fix typographical error.
84 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
86 * c-tree.texi (USING_STMT): Document.
88 2001-04-30 Mark Mitchell <mark@codesourcery.com>
89 Richard Henderson <rth@redhat.com>
91 * extend.texi: Improve documentation of volatile asms.
93 2001-04-30 Mark Mitchell <mark@codesourcery.com>
95 * c-tree.texi: Fix thinko.
98 2001-04-30 Richard Henderson <rth@redhat.com>
100 * c-common.c (c_promoting_integer_type_p): New function, from the
101 corpse of old macro. Properly promote too-small enumerations and
102 booleans. Adjust all callers.
103 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
104 (c_promoting_integer_type_p): Declare.
105 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
106 * c-typeck.c: Likewise.
107 (default_conversion): Remove now redundant boolean check.
109 2001-04-30 Jan Hubicka <jh@suse.cz>
110 Richard Henderson <rth@redhat.com>
112 * regmove.c (try_apply_stack_adjustment): Remove now redundant
114 (combine_stack_adjustments_for_block): Don't combine stack
115 allocation followed by deallocations. Handle grow-up stacks.
117 2001-04-30 Mark Mitchell <mark@codesourcery.com>
119 * fdl.texi: New file.
120 * c-tree.texi: Use the GFDL.
121 * gcc.texi: Likewise.
123 2001-04-30 Stan Shebs <shebs@apple.com>
125 * invoke.texi: Add a section documenting Objective-C options.
127 2001-04-30 Mark Mitchell <mark@codesourcery.com>
129 * regmove.c (record_stack_memrefs): Catch all references to the
132 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
134 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
137 2001-04-30 Mark Mitchell <mark@codesourcery.com>
139 * extend.texi (extended asm): Fix typo.
141 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
143 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
144 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
145 into the constant pool.
146 * jump.c (jump_optimize_1): Remove barrier successors after all
147 the LABEL_NUSES counds have been computed.
148 (delete_barrier_successors): When deleting a tablejump insn, also
149 delete the jump table it uses.
150 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
153 2001-04-28 Andreas Jaeger <aj@suse.de>
155 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
157 * extend.texi: Likewise.
159 2001-04-28 Andreas Jaeger <aj@suse.de>
161 * md.texi: Use XX-bit instead of XXbit or XX bit where
164 2001-04-28 Andreas Jaeger <aj@suse.de>
165 Richard Henderson <rth@redhat.com>
167 * md.texi (Machine Constraints): Fix description of "A" for
170 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
172 * collect2.c (main): Add `-L' case to remove duplicate entries.
173 (is_in_args): New function to check for a duplicate argument.
174 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
175 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
176 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
177 Define to be nonzero.
179 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
181 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
183 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
185 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
186 common to other movsf patterns. Move up so that in future
187 people who change the other patterns will change it too.
188 (movsf_lo_sum): Allow even for soft-float; add appropriate
190 (movsf_high): Likewise.
191 (movsf_high+1): Allow even for soft-float.
193 2001-04-26 Mark Mitchell <mark@codesourcery.com>
195 * invoke.texi: Document more C++ command-line options.
197 2001-04-26 H.J. Lu (hjl@gnu.org)
199 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
201 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
203 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
204 (ASM_OUTPUT_SECTION_NAME): Likewise.
205 (ASM_WEAKEN_LABEL): Likewise.
206 (UNIQUE_SECTION): Likewise.
207 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
208 (ASM_OUTPUT_DESTRUCTOR): Likewise.
209 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
210 (ASM_OUTPUT_SECTION_NAME): Likewise.
211 (ASM_WEAKEN_LABEL): Likewise.
212 (UNIQUE_SECTION): Likewise.
213 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
214 (ASM_OUTPUT_DESTRUCTOR): Likewise.
215 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
216 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
217 (ASM_FILE_START): Likewise.
218 (ASM_OUTPUT_SOURCE_LINE): Likewise.
219 (ASM_DECLARE_OBJECT_NAME): Likewise.
220 (ASM_FILE_END): Likewise.
221 (ASM_DECLARE_FUNCTION_NAME): Likewise.
222 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
223 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
224 (ASM_OUTPUT_CASE_LABEL): Likewise.
225 (ASM_OUTPUT_SKIP): Likewise.
226 (ASM_OUTPUT_ASCII): Likewise.
227 (ASM_OUTPUT_IDENT): Likewise.
228 (READONLY_DATA_SECTION): Likewise.
229 (EXTRA_SECTIONS): Likewise.
230 (EXTRA_SECTION_FUNCTIONS): Likewise.
231 (SELECT_RTX_SECTION): Likewise.
232 (SELECT_SECTION): Likewise.
234 * config/mips/linux.h (INVOKE__main): Undefine.
235 (CTOR_LIST_BEGIN): Likewise.
236 (CTOR_LIST_END): Likewise.
237 (DTOR_LIST_BEGIN): Likewise.
238 (DTOR_LIST_END): Likewise.
239 (SET_ASM_OP): Defined it to ".dummy".
240 (ASM_OUTPUT_DEF): Defined.
241 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
243 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
245 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
247 2001-04-26 Jakub Jelinek <jakub@redhat.com>
249 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
252 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
254 * configure.in (configargs.h): Define thread_model.
255 * configure: Rebuilt.
256 * gcc.c (main): Print it with -v.
258 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
260 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
261 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
264 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
266 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
267 is_redundant_typedef): Use static inline instead of inline static.
269 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
271 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
272 this directory is always searched.
274 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
276 * loop.c (try_swap_copy_prop): Go back to checking insn.
278 2001-04-25 Jakub Jelinek <jakub@redhat.com>
280 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
281 out and comparison sequence has been detected, put result into
282 proper temporary pseudo.
284 2001-04-24 Mark Mitchell <mark@codesourcery.com>
286 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
287 section after emitting information.
289 2001-04-24 Zack Weinberg <zackw@stanford.edu>
291 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
292 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
293 * libgcc2.c: Remove __dummy and __empty functions, and all
294 code for __builtin_saveregs.
295 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
296 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
297 for future reference.
299 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
301 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
302 passing nested NOP_EXPRs to fold.
304 2001-04-23 Mark Mitchell <mark@codesourcery.com>
306 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
307 if the decl is abstract.
308 (add_bound_info): Don't try to get the location of an abstract
311 2001-04-22 Mark Mitchell <mark@codesourcery.com>
313 * loop.c (loop_delete_insns): Add prototype.
315 2001-04-21 Mark Mitchell <mark@codesourcery.com>
317 * flow.c (proagate_one_insn): Remove useless assignment.
318 * jump.c (delete_insn): Tidy.
319 * loop.c (try_copy_prop): When deleting an instruction with a
320 REG_RETVAL note, delete the entire libcall sequence.
321 (loop_delete_insns): New function.
322 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
323 we're not substituting into them yet.
325 2001-04-21 Kazu Hirata <kazu@hxi.com>
327 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
329 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
331 * config/i960/i960.c (signed_arith_operand): Likewise.
333 * calls.c (expand_call): Fix a comment typo.
335 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
337 * config/pa/som.h (NM_FLAGS): Define.
339 2001-04-20 Bernd Schmidt <bernds@redhat.com>
341 * ia64.c (ia64_flag_schedule_insns2): New variable.
342 (ia64_override_options): Initialize it. Clear
343 flag_schedule_insns_after_reload.
344 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
346 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
348 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
349 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
351 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
352 name at 32 total characters.
353 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
354 functions in named sections -- data items can still go into unique
355 sections, but they have normal names (ie $LIT$ and $DATA$).
357 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
360 2001-04-19 Mark Mitchell <mark@codesourcery.com>
362 * toplev.h (struct lang_hooks): Allow decode_option to indicate
363 that language-independent processing should not be done.
364 * toplev.c (main): Adjust accordingly.
366 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
367 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
369 * mips.md (reload_outputdi): Require that operand0 be a
372 2001-04-19 Jakub Jelinek <jakub@redhat.com>
374 * invoke.texi (-Wshadow): Clarify.
376 2001-04-18 Mark Mitchell <mark@codesourcery.com>
378 * loop.c (load_mems): Examine all the instructions in the loop
379 before concluding that all jumps branch to the first instruction
382 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
384 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
386 2001-04-18 Jakub Jelinek <jakub@redhat.com>
388 * cpp.texi (-Wwhite-space): Remove.
389 (-Wall): -Wall does not imply -Wwhite-space.
391 2001-04-17 Zack Weinberg <zackw@stanford.edu>
393 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
394 use it instead of blindly generating a .stabs.
395 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
397 * xcoffout.c: Don't bother defining default for N_CATCH.
398 (UNKNOWN_STAB): Use internal_error.
399 (stab_to_sclass): Remove now-unnecessary aborts.
400 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
402 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
404 * jump.c (mark_all_labels): Canonicalize the tail recursion
405 label attached to CALL_PLACEHOLDER insns.
407 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
409 * dbxout.c (N_OPT): Define if not available from <stab.h>
411 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
413 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
414 libraries and native K&R compilers.
416 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
418 * c-typeck.c (convert_arguments): Don't check for width changes
421 * invoke.texi (-Wtraditional): Update documentation.
423 2001-04-16 Zack Weinberg <zackw@stanford.edu>
425 * toplev.c (output_lang_identify): Delete.
426 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
427 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
428 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
429 after calling ASM_FILE_END.
431 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
432 Instead, unconditionally emit an N_OPT stab with string equal
433 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
435 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
437 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
438 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
439 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
440 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
441 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
442 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
443 config/i370/i370.h, config/i386/beos-elf.h,
444 config/i386/osf1elf.h, config/i386/osfrose.h,
445 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
446 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
447 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
448 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
449 config/mips/iris6.h, config/mips/osfrose.h,
450 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
451 config/sparc/sp64-elf.h:
452 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
453 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
455 * config/elfos.h, config/freebsd.h, config/linux.h,
456 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
457 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
458 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
459 of ASM_FILE_START which merely emit a .version directive. Delete
460 definitions of ASM_FILE_END which merely emit an .ident directive.
462 * config/avr/avr.h, config/vax/vax.h: Delete definition of
463 ASM_IDENTIFY_GCC and move part of its logic into
466 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
467 config/sparc/linux-aout.h: Don't emit .version directive in
470 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
471 (output_file_start): Correct comment.
473 * config/i386/osfrose.h: Don't emit trailing .ident directive.
474 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
476 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
477 * config/rs6000/aix.h: Correct comment.
479 * config/i386/i386afe.h: Delete.
480 * config.gcc: Remove references to i386afe.h.
482 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
483 other macros deleted by this patch were undocumented.
485 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
487 * pa.md (reload_outdi): Operand 0 must be a non hard register.
489 * pa.c (secondary_reload_class): SAR<->FP copies require a
492 * install.texi (mips-mips-bsd): Update list of functions
493 required to include memmove.
494 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
495 used functions to include memmove.
497 2001-04-15 Mark Mitchell <mark@codesourcery.com>
499 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
502 2001-04-15 Jim Wilson <wilson@redhat.com>
504 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
506 2001-04-13 Jim Wilson <wilson@redhat.com>
508 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
509 (first_instruction): New static variable.
510 (rtx_needs_barrier): Return 1 for alloc.
511 (init_insn_group_barriers): Set first_instruction.
512 (rws_sum): Delete duplicate definition.
513 (group_barrier_needed_p): Return 0 when first_instruction true.
514 (safe_group_barrier_needed_p): Save and restore first_instruction
515 around group_barrier_needed_p call.
517 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
519 * expr.h (enum libfunc_index): Add LTI_memmove.
520 (memmove_libfunc): Define macro.
521 * optabs.c (init_optabs): Initialize memmove_libfunc.
522 * expr.c (expand_assignment): Use memmove_libfunc instead of
525 2001-04-13 Alan Modra <alan@linuxcare.com.au>
527 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
530 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
532 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
533 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
534 MAKEINFO and MAKEINFOFLAGS too.
535 (stage4_build): Correctly order -B flags.
537 2001-04-12 Jim Wilson <wilson@redhat.com>
539 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
540 to just emit an fnorm.
542 2001-04-12 Mark Mitchell <mark@codesourcery.com>
544 * invoke.texi: Document --param max-gcse-memory.
546 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
548 * sh.md (builtin_setjmp_receiver): New expander.
550 2001-04-12 Kelley Cook <kelley.cook@home.com>
552 * config-lang.in (lang_dirs): Add in zlib.
554 2001-04-11 Mark Mitchell <mark@codesourcery.com>
556 * dwarf2out.c (modified_type_die): Don't create new types here.
557 * tree.h (get_qualified_type): New function.
558 (build_qualified_type): Adjust comment.
559 * tree.c (get_qualified_type): New function.
560 (build_qualified_type): Use it.
562 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
564 * cpp.texi (-Wtraditional): Update description.
566 * invoke.texi (-Wtraditional): Likewise.
568 2001-04-11 Jim Wilson <wilson@redhat.com>
570 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
571 requires more than 64 bits of alignment.
573 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
575 * cpplib.c (do_line): Sanity check iff enable checking.
577 2001-04-11 Mark Mitchell <mark@codesourcery.com>
579 * Makefile.in (gcse.o): Depend on params.h.
580 * gcse.c: Include params.h.
581 (gcse_main): Don't do GCSE if doing so will take inordinate
583 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
584 * params.h (MAX_GCSE_MEMORY): New macro.
586 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
588 * c-typeck.c (convert_arguments): -Wtraditional now activates
589 -Wconversion warnings, except for changes in signed-ness.
590 Detect complex<->int & int<->complex conversions as well.
592 * invoke.texi (-Wtraditional): Document it.
594 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
596 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
598 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
600 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
602 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
603 * varasm.c (CHKR_PREFIX): Likewise.
605 2001-04-11 Jakub Jelinek <jakub@redhat.com>
607 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
609 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
611 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
612 (LIB2ADD_ST): New macro, pass it to mklibgcc.
613 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
614 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
615 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
617 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
619 * configure.in: Add check for lstat.
620 * configure, config.in: Regenerate.
621 * cppinit.c (append_include_chain): Make empty path ".".
622 * cpplib.c (do_line): Don't simplify #line paths.
623 * cppfiles.c (remove_component_p): New function.
624 (find_or_create_entry): Acknowledge stat () errors during
626 (handle_missing_header): Don't simplify paths.
627 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
628 the empty path untouched. Don't leave a trailing '/'.
630 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
632 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
633 function. Remove include of sys/cygwin.h.
635 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
637 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
638 (CPP_SPEC): Always search */include/w32api for header files.
639 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
640 (LINK_SPEC): Add "cyg" to the library search prefixes.
642 2001-04-08 Philip Blundell <philb@gnu.org>
644 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
646 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
648 * cpperror.c (print_location): Don't special case <stdin>.
649 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
650 WARNING, but we don't check if we're in system headers.
651 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
652 * cpplib.c (do_warning): Warn in system headers.
653 (cpp_push_buffer): Give stdin buffers the name <stdin>.
655 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
657 * mbchar.c: Include config.h first.
659 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
661 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
663 2001-04-05 Bernd Schmidt <bernds@redhat.com>
665 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
668 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
670 * emit-rtl.c (mark_label_nuses) Increment the label uses for
671 all labels present in rtx.
672 (try_split) Call new function for all split insns.
674 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
676 * cppfiles.c (open_file): Fail directories silently, but
677 with an errno of NOENT set.
678 (read_include_file): Move the common exit code to the sole
679 caller. Return an int indicating success or failure. Let
680 open_file handle directories.
681 (stack_include_file): If read_include_file fails,
682 push a "null" buffer.
684 2001-04-04 Diego Novillo <dnovillo@redhat.com>
686 * simplify-rtx.c (simplify_binary_operation): Check for overflow
687 when folding integer division and modulo operations.
689 2001-04-04 Jakub Jelinek <jakub@redhat.com>
691 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
692 push insns to delete to it instead of deleting them.
693 (delete_null_pointer_checks): Delete insns from delete_list after
694 all delete_null_pointer_checks_1 passes are done.
696 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
698 * configure.in (target_subdir): Use target_alias, not target.
699 * configure: Rebuilt.
701 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
703 * config/sh/crti.asm: Fix typos in comments.
705 2001-04-03 Alan Modra <alan@linuxcare.com.au>
707 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
708 LO_SUM cases to where they belong.
710 2001-04-02 Jakub Jelinek <jakub@redhat.com>
712 * ifcvt.c (noce_emit_move_insn): New.
713 (noce_try_store_flag, noce_try_store_flag_constants,
714 noce_try_store_flag_inc, noce_try_store_flag_mask,
715 noce_try_cmove, noce_try_cmove_arith): Use it.
716 (noce_process_if_block): Likewise.
717 For STRICT_LOW_PART, take mode from its SUBREG.
719 2001-04-02 Jakub Jelinek <jakub@redhat.com>
721 * fold-const.c (fold): Before optimizing unsigned comparison with
722 0x7fffffffU, make sure arg0 is integral type.
724 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
726 * c-tree.texi: Document representation of wide strings.
728 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
730 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
731 when multiplier or multiplicand is zero.
733 2001-03-30 Bernd Schmidt <bernds@redhat.com>
735 * loop.c (load_mems): When generating a load from a pseudo, update
738 * config/ia64/ia64.c (update_set_flags): New function, broken out of
740 (set_src_needs_barrier): Likewise.
741 (rtx_needs_barrier): For SET case, use these two functions. Rework
742 PARALLEL case to handle all inputs before all outputs.
743 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
744 saw a label and no stop bit since then.
745 (maybe_rotate, process_epilogue): Add prototypes.
747 2001-03-28 Jim Wilson <wilson@redhat.com>
749 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
752 2001-03-28 DJ Delorie <dj@redhat.com>
754 * Makefile.in (stage1_build): Revert CFLAGS patch.
756 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
758 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
760 2001-03-27 Jim Wilson <wilson@redhat.com>
762 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
764 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
765 (process_epilogue): New static function.
766 (process_set): Call process_epilogue instead of emitting .restore
768 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
770 * flow.c (struct reg_cond_life_info): New fields orig_condition
772 (init_propagate_block_info): Set new fields.
773 (mark_regno_cond_dead): Set and use new fields.
774 (flush_reg_cond_reg_1): Likewise.
775 (and_reg_cond, case AND): Check for redundant AND conditions.
776 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
779 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
781 * cppmacro.c (stringify_arg): Null terminate strings.
783 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
785 * cppfiles.c: Update comments.
786 (struct include_file): Remove "defined" memeber.
787 (find_or_create_entry): Make a copy of the file name, and
789 (open_file): Update to ensure we use the simplified filename.
790 (stack_include_file): Don't set search_from.
791 (cpp_included): Don't simplify the path name here.
792 (find_include_file): New prototype. Call search_from to
793 get the start of the "" include chain. Don't simplify the
795 (_cpp_execute_include): New prototype. Move diagnostics to
796 do_include_common. Update.
797 (_cpp_pop_file_buffer): Don't set defined.
798 (search_from): New prototype. Use the preprocessor's cwd
799 for files included from the command line.
800 (read_name_map): Don't simplify the pathname here.
802 (stack_include_file): Only increase the include
803 count if we actually process the file properly, as opposed
804 to treating it as length zero. Only call read_include_file
805 if not DO_NOT_REREAD. Handle the -H include file output
807 (read_include_file): Remove now redundant DO_NOT_REREAD check.
808 (cpp_included, find_include_file): Simplify pathnames after
809 remapping them. If remapping, don't use the remapped file
810 name's buffer as our scratch buffer.
811 (cpp_pop_file_buffer): Replace the multiple include macro
812 only if it isn't yet set.
813 (read_name_map): Simplify remapped names when reading in.
814 (remap_filename): Move code to code path that uses it.
815 (_cpp_simplify_pathname): Return the input pointer.
817 (NO_INCLUDE_PATH): New macro.
818 (find_include_file): Decide here which part of the include
819 chain to start the search. Complain about an empty include
820 chain in all cases apart from an abolsute file name.
821 (_cpp_execute_include): Don't choose the search chain here.
822 Don't call handle_missing_include in the case of an empty
824 (_cpp_compare_file_date): Don't choose the search chain here.
826 (destroy_include_file_node): Rename destroy_node.
827 (find_or_create_entry): New function.
828 (open_file, _cpp_fake_include): Use it.
829 (handle_missing_header): New function, broken out of
830 _cpp_execute include. Don't segfault if there is no
831 system or quoted path.
832 (_cpp_execute_include): Use handle_missing_header.
834 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
835 (cpp_included, find_include_file): Update.
836 (search_from): Use lbasename.
837 (_cpp_execute_include): Don't make a null-terminated
838 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
839 strlen or strcpy; we already know the length.
840 (_cpp_compare_file_date): Similarly.
842 * cpphash.h: Update comments.
843 (enum include_type): New.
844 (struct buffer): Delete search from. New search_cached.
845 (_cpp_execute_include): Update prototype.
846 (struct cpp_reader): Delete done_initialising.
847 (_cpp_simplify_pathname): Update prototype.
848 (struct cpp_buffer): Delete actual_dir. New members
850 (struct cpp_reader): Remove actual_dirs.
852 (struct include_file): Update.
853 (stack_include_file): Use search_from.
854 (cpp_included, find_include_file): Update.
855 (cpp_execute_include): Update. ptr->name may not be
856 null terminated. Use the new search_from member variable
858 (_cpp_compare_file_date): Similarly.
859 (search_from): New function, similiar to actual_directory.
860 (actual_directory): Delete.
861 (remap_filename): Update. loc->name may not be null terminated.
862 (struct file_name_list): Rename search_path. Update.
864 * cppinit.c (do_includes): Use _cpp_execute_include.
865 (cpp_start_read): Don't set done_initialising.
866 (struct cpp_pending): Update for renamed objects.
867 (append_include_chain, remove_dup_dir, remove_dup_dirs,
868 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
870 * cpplib.c (do_include_common): New function.
871 (do_include, do_include_next, do_import): Use it.
872 (do_include_next): Move the in-main-file diagnostic
873 here from _cpp_execute_include. Behave like #include if
874 we're in the main file.
875 (_cpp_compare_file_date): Make else unconditional.
876 (CPP_PREV_BUFFER): Delete.
877 (glue_header_name): Null-terminate.
878 (do_line): Don't leak memory.
880 * cpplex.c (parse_string): Guarantee null-termination.
881 (_cpp_equiv_toklists): Remove.
883 * cpplib.h (BT_WEAK): Delete.
884 (struct cpp_options): Update.
886 * cppmain.c (cb_ident): Strings are now null-terminated.
888 * mkdeps.c (deps_add_default_target): Use lbasename.
890 2001-03-27 Alan Modra <alan@linuxcare.com.au>
892 * c-typeck.c (digest_init): Fold init expression.
894 * except.c (eh_regs): Save results of build_pointer_type to a temp
895 as FUNCTION_VALUE macro may evaluate its args multiple times.
897 2001-03-26 Mark Mitchell <mark@codesourcery.com>
899 * c-common.h (DECL_NUM_STMTS): New macro.
900 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
902 (pushdecl): Likewise.
903 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
904 * integrate.c (expand_inline_function): Don't check
906 * print-tree.c (print_node): Don't print it.
907 * toplev.c (rest_of_compilation): Don't try to inline when
908 flag_no_inline is on.
909 * tree.h (DECL_FRAME_SIZE): Remove.
910 (tree_decl): Adjust accordingly.
912 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
914 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
916 2001-03-26 Jakub Jelinek <jakub@redhat.com>
918 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
919 to variable names where DECL_NAME is different from
922 2001-03-26 Jakub Jelinek <jakub@redhat.com>
924 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
925 lost during the 2001-03-14 lazy DECL_RTL commit.
927 2001-03-21 Jason Merrill <jason@redhat.com>
929 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
931 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
932 * varasm.c (CHKR_PREFIX): Likewise.
934 2001-03-25 Kazu Hirata <kazu@hxi.com>
936 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
942 2001-03-23 Richard Henderson <rth@redhat.com>
944 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
945 to avoid shadowing arguments.
947 2001-03-23 Jim Wilson <wilson@redhat.com>
949 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
950 (assemble_alias): Call make_decl_rtl.
952 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
954 * extend.texi: Document the "java_interface" attribute.
956 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
958 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
960 2001-03-22 Zack Weinberg <zackw@stanford.edu>
962 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
965 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
967 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
969 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
971 * gcc.texi: Remove more obsolete documentation of bugs and
972 installation problems.
974 2001-03-21 Kazu Hirata <kazu@hxi.com>
976 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
979 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
981 * cse.c (find_comparison_args): Remove previous change.
982 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
985 * sdbout.c: #include ggc.h.
986 (sdbout_init): Move to end of file.
987 Call ggc_add_tree_root for anonymous_types.
988 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
989 (sdbout_one_type): Use DECL_NAME for field name.
990 * Makefile.in (sdbout.o): Show includes ggc.h.
992 2001-03-21 Jakub Jelinek <jakub@redhat.com>
994 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
995 Remove ia32 linux PIC kludge and move it...
996 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
998 2001-03-20 DJ Delorie <dj@redhat.com>
1000 * Makefile.in (install-libgcc): Pass complete list of variables.
1001 (install-multilib): Ditto.
1003 2001-03-20 Mark Mitchell <mark@codesourcery.com>
1005 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
1006 variables that are TREE_PUBLIC, even if not TREE_STATIC.
1008 2001-03-19 Mark Mitchell <mark@codesourcery.com>
1010 Compute DECL_ASSEMBLER_NAME lazily.
1011 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
1012 (DECL_ASSEMBLER_NAME_SET_P): New macro.
1013 (SET_DECL_ASSEMBLER_NAME): Likewise.
1014 (COPY_DECL_ASSEMBLER_NAME): Likewise.
1015 (set_decl_assembler_name): Declare.
1016 (lang_set_decl_assembler_name): Likewise.
1017 * tree.c (lang_set_decl_assembler_name): New variab.e
1018 (set_decl_assembler_name): New function.
1019 (init_obstacks): Set lang_set_decl_assembler_name.
1020 (build_decl): Don't set DECL_ASSEMBLER_NAME.
1021 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
1022 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
1023 where it's not necessary.
1024 (builtin_function): Likewise.
1025 (finish_decl): Likewise.
1026 * dbxout.c (dbxout_type_methods): Likewise.
1027 * ggc-common.c (ggc_mark_trees): Likewise.
1028 * profile.c (output_func_start_profiler): Likewise.
1029 * varasm.c (make_decl_rtl): Likewise.
1031 * cse.c (find_comparison_args): Update documentation. Fix
1032 mishandling of COMPARE operations.
1034 * tree.def (ABS_EXPR): Add documentation.
1035 * fold-const.c (fold): Improve folding of ABS_EXPRs.
1037 2001-03-20 Tom Tromey <tromey@redhat.com>
1039 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
1041 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
1043 * config/i386/cygwin.h: Declare ctor_section, dtor_section
1044 drectve_section, switch_to_section.
1046 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
1047 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
1048 i386_pe_mark_dllimport.
1050 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
1052 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
1053 functions i386_pe_*.
1055 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
1056 i386_pe_* functions with char * arguments.
1058 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
1060 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
1062 (movsi_ie): Introduce fpul store.
1064 2001-03-20 Alan Modra <alan@linuxcare.com.au>
1066 * Makefile.in (OBJS): Remove hashtab.o.
1068 2001-03-19 Tom Tromey <tromey@redhat.com>
1070 * gcc.c (init_gcc_specs): Fix comment.
1072 2001-03-19 Mark Mitchell <mark@codesourcery.com>
1074 * cse.c (find_comparison_args): Update documentation. Fix
1075 mishandling of COMPARE operations.
1077 * tree.def (ABS_EXPR): Add documentation.
1078 * fold-const.c (fold): Improve folding of ABS_EXPRs.
1080 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
1082 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
1084 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1086 * README.X11: Remove obsolete file.
1088 2001-03-18 Anthony Green <green@redhat.com>
1090 * config/pj/pj.h: Remove some trailing commas.
1091 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
1093 2001-03-17 Anthony Green <green@redhat.com>
1095 * config/pj/lib1funcs.S: Fix broken comment.
1096 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
1099 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
1101 * gcc.texi: Remove obsolete information relating to build and
1102 installation problems with enquire or the Pyramid C compiler.
1104 2001-03-16 Philip Blundell <philb@gnu.org>
1106 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1108 * config/arm/linux-elf.h: Remove historical relics related to
1109 above configurations.
1110 * config/arm/linux-oldld.h: Delete.
1111 * config/arm/linux-elf26.h: Delete.
1113 2001-03-17 Richard Henderson <rth@redhat.com>
1115 * dwarf2out.c (lookup_filename): Emit .file if the assembler
1116 is generating .debug_line.
1117 (dwarf2out_init): Add main_input_filename to the file table first.
1118 * configure.in (as_dwarf2_debug_line): Test with file number 1
1119 instead of file number 0.
1121 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
1122 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
1123 (size_of_line_prolog): Remove.
1124 (output_line_info): Compute prologue size via label difference.
1125 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
1126 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
1127 assembler error when redefining file numbers.
1128 * config.in, configure: Rebuild.
1130 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
1132 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
1135 2001-03-16 Jim Wilson <wilson@redhat.com>
1137 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
1138 then set it to LOC_REG (79) instead of aborting.
1140 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1142 * fixinc/Makefile.in: Set SHELL.
1144 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1146 * fixinc/fixincl.c (fix_with_system): Quote file names before
1147 passing them to shell.
1149 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1151 * Makefile.in: Use fix-header$(build_exeext) instead
1154 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
1156 * config/i386/cygwin.h: Revert previously misapplied patch which
1157 eliminated TARGET_SUBTARGET_DEFAULT.
1159 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1161 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
1162 register may be dead.
1164 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1166 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
1168 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
1170 * Makefile.in (hash.o): Depend on CONFIG_H.
1172 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1174 * cppfiles.c (stack_include_file): Use MAX of sysp.
1176 2001-03-15 Steve Ellcey <sje@cup.hp.com>
1178 * config.gcc (ia64*-*-hpux*): New case.
1179 * config/ia64/hpux.h: New file for HP-UX support.
1180 * config/ia64/t-hpux: New file for HP-UX support.
1182 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
1184 * fixinc/inclhack.def (irix_stdio_va_list): New.
1185 * fixinc/fixincl.x: Rebuilt.
1187 2001-03-15 Bruce Korb <bkorb@gnu.org>
1189 * gcc.c(main): make more rigorous
1190 * collect2.c(main): guard against ignoring SIGCHLD
1191 * protoize.c(main): ditto
1192 * gcc/fixinc/fixincl.c(initialize): ditto
1194 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1196 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
1197 (sdbout_parms): Likewise.
1199 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
1201 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
1202 "widen" a destination that is already wider than a word. Also do
1203 not widen if LOAD_EXTEND_OP is NIL for the given mode.
1205 2001-03-15 Zack Weinberg <zackw@stanford.edu>
1207 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1208 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1209 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1210 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1211 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1212 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1213 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1214 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1215 config/i370/xm-oe.h, config/i386/xm-aix.h,
1216 config/i386/xm-i386.h, config/i386/xm-osf.h,
1217 config/i860/xm-i860.h, config/i960/xm-i960.h,
1218 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1219 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1220 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1221 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1222 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1223 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1224 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1225 config/pj/xm-pj.h, config/romp/xm-romp.h,
1226 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1227 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1228 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1229 config/v850/xm-v850.h, config/vax/xm-vax.h,
1230 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1231 Do not define TRUE or FALSE.
1233 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1234 empty by above change.
1235 * config.gcc: Remove references to these files.
1237 * configure.in: Detect stdbool.h.
1238 * configure, config.in: Regenerate.
1239 * system.h: Include stddef.h here if available. Set
1240 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
1241 set up a sensible boolean type at the very end.
1243 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1244 config/mcore/mcore.c: Rename variables named 'true'
1247 * hash.h: Delete 'boolean' typedef and related #undefs.
1249 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
1250 Replace all uses of 'boolean' with 'bool'.
1252 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
1253 David Billinghurst <David.Billinghurst@riotinto.com>
1255 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1257 2001-03-15 Bernd Schmidt <bernds@redhat.com>
1259 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
1260 expression without adding in rtx code and mode.
1262 * alias.c (init_alias_analysis): Don't use any rtx whose value
1263 varies as a known value.
1264 Delete a superfluous test.
1266 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1268 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
1270 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1272 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
1273 contents of the RTL, to determine the name of the object.
1275 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
1277 * configure.in: Use $gcc_cv_as instead of $as.
1278 * configure: Regenerated.
1280 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1282 * alias.c (handled_component_p, can_address_p): New functions.
1283 (get_alias_set): Use them.
1285 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1287 * expr.c (expand_expr): Revove bogus conditional.
1289 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1291 * tree.h (DECL_RTL): Allocate RTL lazily.
1292 (SET_DECL_RTL): New macro.
1293 (DECL_RTL_SET_P): Likewise.
1294 (COPY_DECL_RTL): Likewise.
1295 (DECL_RTL_IF_SET): Likewise.
1296 * varasm.c (make_decl_rtl): Add assertions about the kind of
1297 declaration we are processing.
1298 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
1299 (start_decl): Likewise.
1300 (finish_decl): Likewise.
1301 * c-semantics.c (emit_local_var): Likewise.
1302 * calls.c (expand_call): Likewise.
1303 * dbxout.c (dbxout_symbol): Likewise.
1304 * emit-rtl.c (unshare_all_rtl): Likewise.
1305 (unshare_all_decls): Likewise.
1306 (reset_used_decls): Likewise.
1307 * expr.c (store_constructor): Likewise.
1308 (safe_from_p): Likewise.
1309 (expand_expr): Likewise.
1310 * function.c (put_var_into_stack): Likewise.
1311 (instantiate_decls_1): Likewise.
1312 (assign_parms): Likewise.
1313 (expand_function_start): Likewise.
1314 (expand_function_end): Likewise.
1315 * ggc-common.c (gcc_mark_trees): Likewise.
1316 * integrate.c (function_cannot_inline_p): Likewise.
1317 (copy_decl_for_inlining): Likewise.
1318 (expand_inline_function): Likewise.
1319 (integrate_parm_decls): Likewise.
1320 (integrate_decl_tree): Likewise.
1321 * print-tree.c (print_node): Likewise.
1322 * reg-stack.c (stack_result): Likewise.
1323 * stmt.c (label_rtx): Likewise.
1324 (expand_return): Likewise.
1325 (expand_decl): Likewise.
1326 (expand_decl_cleanup): Likewise.
1327 (expand_anon_union_decl): Likewise.
1328 * toplev.c (check_global_declarations): Likewise.
1329 (rest_of_decl_compilation): Likewise.
1330 * tree.c (simple_cst_equal): Likewise.
1331 * objc/objc-act.c (generate_static_references): Likewise.
1333 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1335 * reg-stack.c (stack_result): Unconditionally use
1336 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1338 2001-03-13 Jim Wilson <wilson@redhat.com>
1340 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1341 from 80 in try_locals code.
1342 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1344 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1346 * cpp.texi (poison): Explain the macro expansion exception.
1348 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1350 * cppinternals.texi: Update for file handling.
1352 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1354 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1355 unless anti_dependence says they are.
1356 * alias.c (objects_must_conflict): If neither has a type specified,
1359 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1361 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1362 before reload_cse_noop_set_p.
1364 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
1366 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1368 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1370 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1371 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1373 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
1375 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1376 if it's a record type.
1378 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1380 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1381 mingw includes slightly.
1383 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
1385 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1387 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1389 * configure: Rebuilt.
1390 * configure.in: Only use `lang_requires' for languages athat are
1393 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
1395 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1397 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
1399 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1400 LO_SUM unless for_alias is set.
1402 2001-03-08 Bruce Korb <bkorb@gnu.org>
1404 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1405 wait4() can receive the signal.
1407 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1409 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1411 * fixinc/fixincl.x: Regenerate.
1413 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1415 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1417 * fixinc/fixincl.x: Regenerate.
1419 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
1421 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
1424 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1426 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1428 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1430 * configure.in (enable_shared): Support per-package shared-library
1432 * configure: Rebuilt.
1434 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1436 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1437 for crnot. Set operands[5] in splitter.
1439 2001-03-07 Tom Tromey <tromey@redhat.com>
1441 * configure: Rebuilt.
1442 * configure.in: Allow config-lang.in to set `lang_requires' to list
1443 of other required languages.
1445 2001-03-07 Richard Henderson <rth@redhat.com>
1447 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1449 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1451 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1452 * fixinc/fixincl.x: Regenerated.
1454 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1456 * Restore change that patch misapplied.
1457 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1458 (ix86_set_move_mem_attrs_1): Likewise.
1459 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1460 * config/i386/i386.md (movstrsi): Call it.
1462 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1464 * config/m68k/m68k.c (const_uint32_operand): Accept any
1465 const_int on a 32-bit host.
1467 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1469 * c-parse.in (yylexname): New function, split out of _yylex.
1470 (objc_rid_sans_at): New table.
1471 (init_reswords): Initialize it.
1472 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1473 retrieving the next token and checking it for significance as
1474 an ObjC keyword or string constant.
1476 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1477 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1479 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1482 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1484 * objc/objc-act.c (init_objc): Set save_lang_status,
1485 restore_lang_status, and mark_lang_status.
1487 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1489 * cppinternals.texi: Update.
1491 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1493 * invoke.texi: Document __FAST_MATH__.
1495 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1497 * function.c (purge_addressof_1): Change type of function
1498 purge_addressof_1 from boolean to int. Change local variable
1499 `result' to int, and false and true to 0 and 1, respectively.
1501 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1503 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1505 (___subdi3, ___adddi3): Use x instead of y as index register.
1506 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1507 (__memset, __memcpy): Likewise.
1508 (regs): Put the soft registers in bss for 68HC12.
1509 (abort): Use trap to abort for 68hc12.
1510 (__mulhi3, __mulhi32): Use emul for 68hc12.
1511 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1513 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1515 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1516 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1517 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1518 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1519 Set 68HC12 min offset to -65536.
1520 (print_operand): Put parenthesis arround the operand if it refers
1521 to a symbol having the same name as a register.
1522 (m68hc11_z_replacement): When z register is replaced by its
1523 equivalent soft register, force the insn to be re-recognized.
1524 (m68hc11_check_z_replacement): Fix the test when destination is
1525 the index register and z dies in the insn.
1526 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1528 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1530 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1531 costs according to processor variant.
1532 (m68hc11_shift_cost): New function to compute shift costs.
1533 (m68hc11_rtx_costs): Define costs according to processor variant.
1534 (m6811_cost): Costs for 68HC11.
1535 (m6812_cost): Costs for 68HC12.
1536 (COSTS_N_INSNS): Remove.
1538 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1539 (DEFAULT_RTX_COSTS): Remove.
1540 (CONST_COSTS): Define costs according to OUTER_CODE.
1541 (processor_costs): New struct to define costs.
1542 (m68hc11_cost): Pointer to current costs.
1544 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1546 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1547 and use m68hc11_notice_keep_cc when using leax/leay.
1548 (addhi3 split): Reject split if the insn is handled by
1550 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1551 push must be handled in a special way if the source operand uses
1552 sp as index register.
1553 (m68hc11_notice_keep_cc): New function.
1554 (m68hc11_gen_movhi): Use it when an insn changes a register but
1556 (m68hc11_gen_movqi): Fix move for 68HC12.
1557 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1559 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1561 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1562 and don't pass operands[0] to emit_library_call_value.
1564 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1566 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1567 (zero_extendsi split): Simplify and use (zero_extendhi).
1568 (*addhi3): Remove 'w' constraint since stack pointer is handled
1570 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1571 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1572 (*ashrhi3_const): Fix shift by 7.
1573 (*lshrsi3_const16): Fix template.
1574 (call, call_value): Fix constraint and predicate.
1576 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1578 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1579 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1580 (CC_REGNUM): Likewise.
1581 (*unnamed splits): Use above constants instead of hard coded numbers.
1582 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1583 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1584 (*return_16bit, *unnamed peepholes): Likewise.
1586 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
1588 * gcc.c (convert_filename): Append executable suffix
1589 if NO_AUTO_EXE_SUFFIX is not defined.
1590 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1591 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1594 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1596 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1597 * c-parse.gperf, c-gperf.h: Delete.
1598 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
1601 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1603 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1604 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1605 t_bool in declaration because pcc can't combine volatile with typedef
1608 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1610 * longlong.h (umul_ppmm): Don't use a multiline string.
1612 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1614 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1615 macro arguments when looking for the '('.
1616 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1617 2 when really parsing arguments; 1 when looking for '('.
1618 Always restore the lexer position.
1620 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1622 * cpplex.c (parse_string): Unconditionally pedwarn.
1624 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1627 * cppexp.c (parse_number): Update.
1628 * cpplex.c (parse_string): Pedwarn if multiline string does not
1629 result from a system header's macro.
1630 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1631 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1632 for function-like macros too.
1634 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1636 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1637 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1639 * c-format.c (C_STD_VER): Cast to int for comparisons.
1640 (check_function_format): Cast various enums to int for &.
1641 (maybe_read_dollar_number): Likewise.
1642 (check_format_info): Likewise.
1643 (check_format_info_main): Likewise.
1644 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1645 (safe_from_p): Likewise.
1646 * varasm.c (const_hash): Cast enum to int for %.
1647 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1648 pcc enum problems with < and ++ operators.
1649 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1650 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1651 (regclass_init): Change enum class to int to iterate over reg_classes.
1652 * genrecog.c (merge_trees): Cast enums for comparison.
1653 * rtl.h (GET_CODE): Cast to enum rtx_code.
1654 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1655 (GET_MODE): Cast to enum machine_mode.
1656 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1657 (GET_NOTE_INSN_NAME): Cast enum to int.
1658 * tree.h (TREE_CODE): Cast to enum tree_code.
1659 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1660 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
1661 * timevar.c (timevar_print): Change loop variable id from enum to
1663 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1664 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1665 * toplev.c (compile_file): Cast enum DFI to int.
1666 (decode_d_option): Likewise.
1668 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1670 * cppinit.c (append_include_chain): Mark "after" include file name list
1671 as a system directory.
1672 * cpp.texi: Document new behavior.
1674 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1676 * cpphash.h (struct cpp_reader): Add print_version field.
1677 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1678 just set print_version and other flags as appropriate.
1679 (cpp_post_options): Print version here if print_version is set.
1681 * toplev.c (exit_after_options): New flag.
1682 (independent_decode_option): Don't exit here; just set
1684 (main): Exit after calling lang_hooks.post_options if
1685 exit_after_options is true.
1687 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1688 (merge_include_chains): Adjust comment to match code.
1690 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1692 * stringpool.c (set_identifier): New function.
1693 * tree.h: Prototype it.
1695 * c-parse.in: Kill D_YES. If compiled for objc, call
1696 save_and_forget_protocol_qualifiers from init_reswords.
1697 * objc/objc-act.c (remember_protocol_qualifiers,
1698 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1699 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1701 (save_and_forget_protocol_qualifiers): New function.
1702 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1704 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1706 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1707 * cppexp.c (lex): Cast enums for comparison.
1708 * cppinit.c (parse_option): Cast enum for comparison.
1709 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1710 (cpp_output_token): Likewise.
1711 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1712 (cpp_avoid_paste): Cast enums for minus and comparison.
1714 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1716 * Makefile.in (resource.o): Add params.h dependence.
1717 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1718 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1719 * resource.c: Add dependence on params.h.
1720 (current_live_regs): Fix explanatory comment.
1721 (find_basic_block): Add new parameter to permit limiting search
1723 (mark_target_live_regs): Add new argument to find_basic_block call.
1724 (incr_ticks_for_insn): Likewise.
1726 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1728 * Makefile.in (reorg.o): Add params.h dependence.
1729 * params.def: Fix typographical error in comment.
1730 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1731 * params.h: Modify introductory comment.
1732 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1733 * reorg.c: Add dependence on params.h.
1734 (redundant_insn): Add parameterized throttle for search.
1735 (fill_simple_delay_slots): Add a comment explaining a variable.
1736 Move conditional out of loop, simplifying code.
1737 (fill_eager_delay_slots): Fix typographical error in comment.
1739 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1741 * Makefile.in (OBJS): Add params.o.
1743 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1745 * Makefile.in (toplev.o): Depend on params.h.
1746 (intergate.o): Likewise.
1747 (params.o): New target.
1748 * flags.h (inline_max_insns): Remove.
1749 * integrate.c: Include params.h.
1750 Use MAX_INLINE_INSNS instead of inline_max_insns.
1751 * params.c: New file.
1752 * params.h: Likewise.
1753 * params.def: Likewise.
1754 * toplev.c: Include params.h.
1755 (lang_independent_params): New variable.
1756 (decode_f_option): Use the param machinery instead of setting
1758 (independent_decode_option): Handle "--param name=value".
1759 (main): Register language-independent parameters.
1761 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
1763 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1764 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1766 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1767 before determining its register class.
1769 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1771 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1772 from reg 4 if current_function_calls_setjmp.
1773 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1775 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1776 code not to try to optimize adds with anything but a REG destination.
1778 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1779 (INSN_PRIORITY_KNOWN): New accessor macro.
1780 * haifa-sched.c (priority): Use it instead of testing priority against
1783 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1785 * cppinit.c (builtin_array): Update.
1786 (init_builtins): Flag builtins to warn if redefined or
1787 undefined. Define __GXX_WEAK as a normal macro.
1788 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1789 * cpplib.h (NODE_WARN): New flag.
1790 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1791 Handle __STDC__ as a builtin only on Solaris.
1792 (warn_of_redefinition): Renamed from check_macro_definition.
1793 Reverse sense of test. Always warn if NODE_WARN.
1794 (_cpp_create_definition): Use warn_of_redefinition. Flag
1795 any macro beginning with "__STDC_" to require a mandatory
1796 warning if redefined or undefined.
1797 * cppinit.c (set_lang): Move builtin handling to...
1798 (init_builtins): ...here.
1799 (_cpp_create_reader): Move call to set_lang.
1800 * cppfiles.c (stack_include_file): Generate dependencies
1801 here, and manage include_count here too.
1802 (PRINT_THIS_DEP): Delete.
1803 (_cpp_execute_include): Do not generate dependencies here,
1804 apart from the case of a missing header. Do not manage
1806 (_cpp_read_file): Leave dependency generation to
1808 * cppexp.c (parse_number): Similarly.
1809 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1810 * cppmacro.c (struct cpp_macro): New member node.
1811 (parse_args): Only warn about missing rest args if not
1813 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1814 (cpp_sys_objmacro_p): New.
1815 (_cpp_create_definition): Store the node with the macro defn.
1816 Remember if the macro is defined in a system header.
1818 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
1820 * extend.texi (Deprecated Features): Deprecate float and
1821 complex template constant parms.
1823 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
1825 * pa.c (override_options): Promote -fpic to -fPIC.
1826 (legitimize_pic_address): Simplify due to removal of
1827 small PIC as a code generation option.
1828 (secondary_reload_class): Similarly.
1829 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1830 (PRINT_OPERAND_ADDRESS): Similarly.
1831 * pa.md (various patterns): Similarly.
1832 (small pic lo_sum pattern): Remove.
1834 2001-02-27 Andreas Jaeger <aj@suse.de>
1836 * configure.in: Document that --disable-checking is default.
1837 * configure: Regenerated.
1839 2001-02-27 Mark Mitchell <mark@codesourcery.com>
1841 * configure.in: Make --disable-checking the default.
1842 * configure: Regenerated.
1844 2001-02-26 Mark Mitchell <mark@codesourcery.com>
1846 Revert the two previous changes.
1848 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1850 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
1851 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
1852 * config/i386/i386.md (movstrsi): Handle FAIL case.
1854 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1856 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1857 (ix86_set_move_mem_attrs_1): Likewise.
1858 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1859 * config/i386/i386.md (movstrsi): Call it.
1861 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1863 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
1864 used to set another biv.
1866 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1868 * errors.c (internal_error, trim_filename): New functions.
1869 (fancy_abort): Call internal_error.
1870 * errors.h (internal_error, trim_filename): New declarations.
1872 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
1874 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
1876 (EXTRA_CONSTRAINT): Formatting changes.
1878 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
1882 2001-02-23 Per Bothner <per@bothner.com>
1884 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
1885 so they can be called from java/jvspec.c.
1886 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
1888 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1890 * diagnostic.c (trim_filename): No longer static.
1891 * toplev.h (trim_filename): Declare.
1892 * rtl.c (rtl_check_failed_bounds): Call internal_error.
1893 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
1894 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
1895 (rtvec_check_failed_bounds): Likewise.
1896 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
1898 * convert.c (convert_to_integer): Don't do unsigned unless result or
1899 both inputs are unsigned.
1901 * fold-const.c (fold_convert): Don't call size_int_type_wide if
1904 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
1906 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
1908 2001-02-23 Jakub Jelinek <jakub@redhat.com>
1910 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
1911 check if either operand is divisible by C.
1912 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
1913 If type is signed, consider negative numbers as well.
1915 2001-02-22 Richard Henderson <rth@redhat.com>
1917 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
1918 reach .text instead of gp-relative relocs.
1919 * config/ia64/crtend.asm (.init): Likewise.
1921 2001-02-22 Andreas Jaeger <aj@suse.de>
1923 * extend.texi (C++ Attributes): Fix typo.
1925 2001-02-21 David Mosberger <davidm@hpl.hp.com>
1927 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
1928 functions, drop current_function_args_info.words test.
1929 (ia64_compute_frame_size): Mark syscall_linkage functions as
1930 using eight input registers.
1932 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
1933 Bruce Korb <bkorb@gnu.org>
1935 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
1936 * fixinc/README: Document how to convert sed substitutions
1937 to format style c_fix-es.
1938 * fixinc/fixincl.x: regen
1940 2001-02-21 Bruce Korb <bkorb@gnu.org>
1941 Rodney Brown <RodneyBrown@mynd.com>
1943 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
1944 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
1945 machine restrictions
1946 * fixinc/fixincl.x: regen
1948 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
1950 * cppfiles.c: Update comments.
1951 (_cpp_read_file): Don't check for NULL filenames any more.
1952 * cppinit.c (cpp_start_read): Don't do canonicalization of
1953 in_fname and out_fname. Use the passed file name exclusively.
1954 (_cpp_handle_options): Don't treat "-" as a command line option,
1955 but as a normal filename.
1956 (_cpp_post_options): Canonicalize in_fname and out_fname.
1957 * cppmain.c (printer_init): Don't check out_fname for NULL.
1958 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
1959 (init_c_lex): Update, and use "" to represent stdin to CPP.
1962 2001-02-21 Kazu Hirata <kazu@hxi.com>
1964 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
1968 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
1970 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
1972 2001-02-21 Jason Merrill <jason@redhat.com>
1974 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
1975 (struct tree_decl): Add uninlinable bitfield.
1976 * c-decl.c (duplicate_decls): Set it.
1977 * integrate.c (function_cannot_inline_p): Check it.
1979 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
1980 DW_AT_MIPS_linkage_name to abstract methods.
1981 (dwarf2out_abstract_function): Emit class context before calling
1982 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
1983 (gen_subprogram_die): Remove obsolete code.
1984 (gen_member_die): Don't include clones in the member list.
1985 (gen_decl_die): Emit abstract info for clone origin.
1986 * dwarfout.c (output_type): Don't include clones in the member list.
1987 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
1988 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
1989 DECL_ABSTRACT on a function that already has it set.
1991 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
1992 (get_subprogram_die): Pass it in.
1994 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
1996 * flow.c (mark_set_1): Make not_dead unsigned long. For
1997 non-pseudos, use it as a bitmask of the hard regs that
2000 2001-02-20 Will Cohen <wcohen@redhat.com>
2002 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2003 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2004 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2007 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2009 * stmt.c (expand_return): If an attempt is made to return the
2010 error_mar_node, treat the return like a return without a value.
2012 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
2014 * pa.c (move_operand): Accept code to load the address of a
2015 symbol out of the DLT as a valid move operand.
2016 (print_operand, case 'A'): New to handle generating a DLT
2017 reference for a LO_SUM expression.
2018 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2019 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2021 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2023 * README, cpp.texi, gcc.texi: Update version number to 3.0.
2024 * cpp.1, gcov.1, gcc.1: Regenerate.
2026 2001-02-19 Richard Henderson <rth@redhat.com>
2028 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2031 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
2033 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2034 target_cpu_default. Remove dead assignment to
2037 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
2039 * regclass.c (contains_reg_of_mode): Make global.
2040 (init_reg_sets): Remove contains_reg_of_mode; take into account
2041 CLASS_MAX_NREGS when looking for the proper mode.
2042 (dump_regclass): Dump only classes considered for the pseudo.
2043 (regclass): Use contains_reg_of_mode.
2045 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
2047 * gcc.c (do_spec_1): 'n' for printing notices.
2048 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2050 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
2052 * reg-stack.c (next_flags_user): Use current_block->end
2053 (swap_rtx_condition): Look for next user if flags don't die;
2054 give up on CALL_INSNs; use current_block->end.
2056 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2058 * invoke.texi (-fsquangle): Remove documentation.
2059 (-fname-mangling-version): Likewise.
2061 2001-02-18 Kazu Hirata <kazu@hxi.com>
2063 * config/h8300/h8300.md: Update copyright.
2064 (andsi3): Do not output an extra newline character.
2066 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
2068 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2069 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2070 (mostlyclean): Corresponding changes.
2071 * rtlanal.c (hard-reg-set.h): Include.
2072 (rtx_unstable_p): Do not treat the argument pointer specially
2073 if it is not a fixed register.
2074 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2076 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2078 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2079 assignments from FP constants sonce 'Y' output code can't handle it.
2080 (eligible_for_sibcall_delay): Likewise.
2082 * invoke.texi (-I): Add note avoiding use for system header files.
2084 * final.c (output_operand_lossage): Use internal_error, not error.
2086 2001-02-18 Shane Nay <shane@agendacomputing.com>
2088 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2089 structure shift insns.
2091 2001-02-18 Richard Henderson <rth@redhat.com>
2093 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2095 * reload1.c (reload_cse_simplify_set): Fix typo.
2097 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2099 * diagnostic.c (_fatal_insn): Decrement errorcount.
2101 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2103 * pa.c (hppa_expand_prologue): Simplify code storing return
2104 pointer. For large (>=8k) frames with a post_store, adjust stack
2105 pointer by 8k-64 first rather than by 64. When testing with
2106 VAL_14_BITS_P, always use the actual value rather than the value
2107 negated. Add blockage to prevent scheduling of spills before
2108 stack frame has been created.
2109 (hppa_expand_epilogue): Simplify code loading return pointer.
2110 Allow a slightly larger range for merge_sp_adjust_with_load case.
2111 When testing with VAL_14_BITS_P, always use the actual value.
2113 * pa.c (pa_adjust_insn_length): Check that block move
2114 pattern is a set before looking at operands.
2116 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2118 * fold-const.c (fold_binary_op_with_conditional_arg): New
2119 function, split out from ...
2121 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2122 conditional arms that throw exceptions.
2124 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2127 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2129 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2130 define HAVE_DECL_* to 1 to mask potential backup declarations.
2131 * configure: Regenerated.
2133 2001-02-17 Richard Henderson <rth@redhat.com>
2135 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2136 when replacing a memory load with a register.
2138 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
2143 2001-02-16 Richard Henderson <rth@redhat.com>
2144 DJ Delorie <dj@redhat.com>
2146 * jump.c (jump_optimize_1): When we delete a conditional jump
2147 preceeding a non-conditional jump to effectively the same place,
2148 make sure that the combined jump skips any clobber insns between
2151 2001-02-16 Jason Merrill <jason@redhat.com>
2153 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2155 (gen_subprogram_die): Don't abort on seeing a second definition if
2156 the previous one was abstract. Don't replace an abstract instance
2157 in the lookup table.
2159 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2160 gen_abstract_function.
2161 * dwarf2out.h: Declare it.
2162 * toplev.c (note_outlining_of_inline_function): New fn.
2163 * toplev.h: Declare it.
2164 * integrate.c (output_inline_function): Call it.
2165 * c-decl.c (duplicate_decls): Call it when redefining an extern
2166 inline. Don't inline the new defn.
2168 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2170 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2172 * objc/objc-act.c (start_class): Register implemented_classes with
2175 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2177 * cppfiles.c (_cpp_make_system_header): Generate a file
2180 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2182 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2184 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2187 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2189 * version.c: Bump to "3.0 20010215 (prerelease)".
2191 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
2193 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2195 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
2197 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2199 * invoke.texi (-mreg-alloc): Deprecate.
2201 2001-02-14 Richard Henderson <rth@redhat.com>
2203 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2205 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
2207 * regclass.c (init_reg_sets_1): Reinstall the optimization
2208 together with Matt Kraai's fix.
2210 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2212 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2214 2001-02-14 Richard Henderson <rth@redhat.com>
2216 * regclass.c (init_reg_sets_1): Revert last change.
2218 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
2220 * extend.texi (Deprecated): Deprecate new initializer lists.
2222 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
2224 * mkdeps.c (deps_add_default_target): Robustify. Add
2225 basename component only.
2226 * cpp.texi (-M): Describe how default target is generated.
2227 * invoke.texi (-M): Likewise.
2229 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
2231 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2233 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2234 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2236 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
2238 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2241 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2243 * config/sparc/sparc.c (function_value): Treat all non-record
2244 aggregate types like used to treat UNION_TYPE.
2246 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2248 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2249 (try_combine): Use it.
2251 2001-02-13 Richard Henderson <rth@redhat.com>
2253 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2254 entire operator; replicate that and match_dup the operands.
2255 (cmp_ccx_arith_op_set): Likewise.
2256 (cmp_cc_arith_op_not_set): Likewise.
2257 (cmp_ccx_arith_op_not_set): Likewise.
2259 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2261 * c-common.c (constant_fits_type_p): New function.
2262 (convert_and_check): Use it.
2264 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2266 * Makefile.in (GXX_ABI_FLAG): Don't define.
2267 * configure.in (--enable-new-gxx-abi): Remove option.
2268 * config.in: Regenerated.
2269 * configure: Likewise.
2271 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2273 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2275 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2276 regular basic block, and arrange for all edges into it to switch
2279 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2281 * Makefile.in (distclean): Do not remove .gdbinit.
2283 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2285 * Makefile.in (gcc.o): Fix typos.
2286 (protize.o): Likewise.
2287 (unprotoize.o): Likewise.
2289 2001-02-11 Richard Henderson <rth@redhat.com>
2291 * tree.c (build1): Check for null operand in last change.
2293 2001-02-11 Richard Henderson <rth@redhat.com>
2295 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2296 (fold): Don't assume a constant isn't foldable.
2297 * tree.c (build): Set TREE_CONSTANT for an expression with no
2298 side-effects and constant operands.
2301 2001-02-10 Richard Henderson <rth@redhat.com>
2303 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2305 2001-02-10 Anthony Green <green@redhat.com>
2307 * cpp.texi (Standard Predefined): Add documentation for
2310 * c-common.c (combine_strings): Improve warning message.
2312 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2314 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2316 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2318 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2320 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2323 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2325 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2328 2001-02-09 Nick Clifton <nickc@redhat.com>
2330 * config/arm/arm.md: Change output contraint on post inc
2331 load/store multiple patterns to be a read/write contraint.
2333 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2335 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2336 .o files when using the -M options.
2338 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2339 David Edelsohn <edelsohn@gnu.org>
2341 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2342 handle DImode constants. Use one TOC entry for SImode and smaller
2343 constants, aligned properly.
2345 2001-02-08 Jason Merrill <jason@redhat.com>
2347 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2348 about the SP adjustment for saving the static chain pointer.
2349 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2350 offset when setting a temporary CFA register.
2352 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2354 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2355 powerpc-*-chorusos* .
2356 * config/rs6000/chorus.h : New file.
2357 * config/i386/chorus.h : New file.
2358 * config/sparc/chorus.h : New file.
2359 * config/sparc/t-chorus-elf : New file.
2361 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2363 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2364 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2365 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2366 (__WCHAR_TYPE__): Correct macro name.
2368 2001-02-08 Richard Henderson <rth@redhat.com>
2370 * config/i386/i386.c (ix86_frame_pointer_required): New.
2371 (ix86_setup_frame_addresses): New.
2372 (struct machine_funciton): Add accesses_prev_frame.
2373 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2374 ix86_frame_pointer_required.
2375 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2376 (SETUP_FRAME_ADDRESSES): New.
2377 * config/i386/i386-protos.h: Update.
2378 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2379 from FRAME_POINTER_REQUIRED.
2380 * config/i386/svr3gas.h: Likewise.
2381 * config/i386/sysv3.h: Likewise.
2382 * config/i386/v3gas.h: Likewise.
2384 2001-02-08 Richard Henderson <rth@redhat.com>
2386 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2387 calculation of the number of integer registers required.
2388 (function_arg_record_value): Likewise.
2390 2001-02-08 Jason Merrill <jason@redhat.com>
2392 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2393 two. Print file and line with "confused" message.
2395 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2397 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2399 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2401 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2403 * final.c (cleanup_subreg_operands): The address of a MEM can
2406 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2409 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2411 * gcc.texi (Incompatibilities): Update documentation of
2412 preprocessing numbers.
2414 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2416 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2418 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2420 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2422 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2423 * gcc.c (struct compiler): Add cpp_spec field.
2424 (input_file_compiler): New variable.
2425 (do_spec_1): Allow a particular compiler to handle `%C'
2427 (main): Store the current compiler in input_file_compiler.
2428 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2430 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2432 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2433 * cppinit.c (cpp_create_reader): Initialize them.
2434 (append_include_chain): cxx_aware arg might be unused.
2435 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2436 keywords and give them their phase 7 meaning. Pedwarn about
2437 this unless '__bool_true_false_are_defined' is defined.
2439 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2441 * lcm.c (optimize_mode_switching): Emit mode_set before the
2442 JUMP_INSN of an abnormal edge.
2444 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2446 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2447 a scheduling barrier at the end.
2449 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2451 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2453 * config/sh/sh.md (reload_outsf): Removed.
2454 (movsf_ie): Introduce constraints for FPUL loads and stores.
2455 (reload_insf): Broaden the output constraint.
2457 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2459 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2460 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2462 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2464 * final.c: Revert my previous changes.
2465 * output.h: Make profile_label_no extern.
2466 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2467 for generating label.
2469 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2471 * config/i386/djgpp.h: Add comments about standard paths.
2472 (MD_EXEC_PREFIX): Undefine before defining.
2473 (MD_STARTFILE_PREFIX): New.
2475 2001-01-30 Bruce Korb <bkorb@gnu.org>
2477 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2478 (load_file): do not rely on load_file_data() to close file pointer
2479 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2480 fixinc/inclhack.def(irix_limits_const): add test_text
2482 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2484 * cppexp.c (parse_defined): Improve diagnostics for invalid
2487 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2489 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2491 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2493 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2494 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2495 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2496 (rs6000_output_symbol_ref): New function.
2497 (output_toc): Use VTABLE_NAME_P.
2499 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2501 * print-tree.c (print_node, case PARM_DECL):
2502 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2504 * stor-layout.c (reference_types_internal): New variable.
2505 (internal_reference_types): New function.
2506 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2507 * tree.h (internal_reference_types): New declaration.
2509 * cse.c (find_best_addr): Fix typo in computing cost.
2511 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2513 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2514 and this is the sum of a pointer and a constant, we know the result
2516 (num_sign_bit_copies, case PLUS): Likewise.
2517 * explow.c (convert_memory_address): Remove opposite SUBREG.
2518 * function.c (instantiate_new_reg): New function (from common code).
2519 (instantiate_virtual_regs_1): Call it.
2520 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2521 if pointers sign- or zero-extend.
2522 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2523 If pointers extend unsigned, use inside of SUBREG.
2524 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2526 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2528 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2529 subdir of gcc_gxx_include_dir.
2530 (gcc_gxx_target_include_dir): Remove.
2532 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2534 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2535 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2536 a high-level description.
2538 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2540 * final.c: Move the declaration of profile_label_no to ...
2541 * output.h: ... here.
2542 * function.c (expand_function_start): Call PROFILE_HOOK.
2543 * config/rs6000/aix.h: Define PROFILE_HOOK.
2544 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2545 * config/rs6000/rs6000.c (output_profile_hook): Define.
2546 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2547 output_profile_hook.
2548 tm.texi : Explain new macro PROFILE_HOOK.
2550 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2552 * extend.texi (Extended Asm): Do not say that semicolon is always
2553 a valid line-breaking character for GNU assemblers. Use
2554 newline-tab as the most commonly supported syntax. Use
2555 newline-tab rather than semicolon in multi-insn examples.
2557 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2559 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2561 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2562 David Edelsohn <edelsohn@gnu.org>
2564 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2565 code for AIX, even without flag_pic.
2567 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2569 * c-typeck.c (common_type): push and pop binding level around
2570 calling common_type on function parameters.
2572 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2574 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2576 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2578 * config/mips/mips.c (override_options): Fix typo in last change.
2579 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2580 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2582 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2584 * invoke.texi (-fdump-class-layout): Document.
2585 (-fdump-translation-unit): Use `=' as filename separator.
2587 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2589 * Makefile.in (s-mlib): Don't build multilibs if
2591 (DRIVER_DEFINES): Adjust accordingly.
2593 (protoize.o): Likewise.
2594 (unprotoize.o): Likewise.
2595 * configure.in: Recognize --enable-multilib.
2597 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2599 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2601 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2602 * configure.in: Remove --enable-libstdcxx_v3 support.
2603 * configure: Regenerated.
2605 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2607 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2608 Call abort instead of fatal.
2609 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2610 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2611 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2612 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2613 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2614 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2616 * diagnostic.h (set_internal_error_function): Renamed.
2617 * toplev.h (internal_error): Renamed from fatal.
2618 (pfatal_with_name): Deleted.
2619 (fatal_io_error): Now has printf-style arguments.
2620 * diagnostic.c (pfatal_with_name): Deleted.
2621 (fatal_io_error): Rework to have args in printf-style.
2622 (set_internal_error_function): Renamed from set_fatal_function.
2623 (internal_error): Renamed from fatal.
2624 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2625 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2626 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2627 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2628 * flow.c (verify_flow_info): Likewise.
2629 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2630 * config/mips/mips.c (save_restore_insns): Likewise.
2632 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2633 * flow.c (verify_flow_info): Likewise.
2634 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2635 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2636 (avr_normalize_condition): Likewise.
2637 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2638 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2639 (limit_reload_class, double_reg_to_memory): Likewise.
2640 (print_operand_address, emit_1600_code_shift): Likewise.
2641 (gen_tst_reg, gen_compare_reg): Likewise.
2642 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2643 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2645 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2647 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2648 * objc/objc-act.c (build_ivar_chain): Likewise.
2649 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2651 * graph.c (clean_graph_dump_file): Likewise.
2652 * profile.c (init_branch_prob): Likewise.
2653 * objc/objc-act.c (objc_init): Likewise.
2655 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2656 * config/avr/avr.c (avr_override_options): Likewise.
2657 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2658 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2659 * config/h8300/h8300.c (h8300_init_once): Likewise.
2660 * config/mips/mips.c (override_options): Likewise.
2661 * config/i386/i386.c (override_options): Likewise, rework.
2662 * config/m68k/m68k.c (override_options): Likewise.
2664 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2666 * config/mips/mips.c (print_operand): Likewise.
2667 * hash.c (hash_allocate): Don't check for failure returns from
2668 obstack functions that can't fail.
2669 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2670 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2671 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2672 (get_object_reference): Likewise.
2674 2001-02-04 Nick Clifton <nickc@redhat.com>
2676 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2677 StrongARM1110, 10TDMI, and 1020T.
2679 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2681 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2683 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2685 * config/sh/sh.md (movdf load split): Pass register number to
2686 FP_OR_XD_REGISTER_P.
2688 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2690 * cppinit.c (BC): New macro.
2691 (builtin_array): Add __GXX_WEAK__.
2692 * cpplib.h (builtin_type): Add BT_WEAK.
2693 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2694 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2695 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2697 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2699 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2701 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2703 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2704 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2706 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2708 * cpphash.h: Rename ALIGN _ALIGN.
2709 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2711 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2713 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2714 compilation environment.
2715 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2716 control over location of cygwin includes and libs.
2718 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2720 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2722 2001-02-02 lars brinkhoff <lars@nocrew.org>
2724 * md.texi (Standard Names): remove reference to spur.md.
2726 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2728 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2729 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2730 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2731 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2732 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2734 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2736 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2737 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2738 number before reload.
2739 (c4x_adjust_cost): Return zero before reload.
2740 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2741 split before reload.
2743 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2745 * c4x.c (c4x_hard_regno_rename_ok): New.
2746 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2747 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2749 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2751 * diagnostic.h: Add missing "extern" in all declarations.
2753 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2755 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2756 as for gcc_gxx_include_dir.
2758 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2760 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2762 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2764 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2765 label before alignment to be used as the braf base address.
2766 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2768 (casesi_jump_2): Require at least TARGET_SH2.
2770 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2771 truncation to 32-bit doubles on -m3e and -m4-single-only.
2773 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2775 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2776 the default when building a shared object.
2777 (init_spec): Use it.
2778 * testsuite/lib/g++.exp: Include the directory where libgcc
2779 is located to the LD_LIBRARY_PATH list.
2780 * invoke.texi (-shared-libgcc): Document the cases in which
2781 GCC defaults to using the shared libgcc.
2783 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2785 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2786 unsigned is wide enough.
2788 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2789 (si_to_float): Likewise.
2790 (float_to_si, float_to_usi): Use BITS_PER_SI.
2792 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2794 * dwarf2out.c: Added explanation of abbreviations.
2795 (def_cfa_1): Added comments listing DWARF2 instructions.
2796 (cfa_temp_reg): Removed in favor of cfa_temp.
2797 (cfa_temp_value): Removed in favor of cfa_temp.
2798 (cfa_temp): New global variable.
2799 (dwarf2out_frame_debug_expr): Added extensive introductory
2800 comments explaining the function's transformations. Revised to
2801 use cfa_temp. Added some rtx checking. Generalize IOR case.
2802 (dwarf2out_frame_debug): Revised to use cfa_temp.
2803 (output_aranges): Cast as "unsigned" to avoid warning.
2804 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2805 explain which instructions must be marked.
2807 2001-02-01 Richard Henderson <rth@redhat.com>
2809 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2812 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2814 * config/sh/crt1.asm (main_k): Modified so that start calls
2815 ___setup_argv_and_call_main.
2817 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2819 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2820 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2821 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2822 * cppmacro.c (builtin_macro): Set builtin flags here.
2823 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2824 (replace_args): Clarify intent.
2825 (cpp_get_token): Macro expansion tokens get the saved flags.
2827 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2830 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2832 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2835 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2837 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2838 returns Pmode pseudo, but we need ptr_mode.
2839 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2840 Remove bogus conversions; use HOST_WIDE_INT for size.
2841 Don't use TARGET if wrong mode.
2843 * config/i386/i386.c (ix86_compute_frame_size): Allow
2844 stack_alignment_needed to be non-default even if size is zero.
2846 2001-01-31 Alan Modra <alan@linuxcare.com.au>
2848 * (hppa_init_pic_save): Emit the pic offset table
2849 reg save after last_parm_insn.
2850 * pa.c (hppa_init_pic_save): New function.
2851 * pa.h (hppa_init_pic_save): Declare.
2852 * pa.md (call, call_value, sibcall, sibcall_value): Use
2853 the above instead of duplicated code.
2855 * pa.c (hppa_encode_label): Correct size of alloca buffer
2856 so we don't overrun it. Correct leading `*' case.
2857 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
2858 need to handle `*@'.
2859 (FUNCTION_NAME_P): Likewise.
2861 2001-01-31 Richard Henderson <rth@redhat.com>
2863 * config.gcc (alpha-osf5): Use float-i128.h.
2865 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
2866 * config/float-i32.h: Likewise.
2867 * config/float-i64.h: Likewise.
2868 * config/float-sh.h: Likewise.
2869 * config/float-sparc.h: Likewise.
2871 2001-01-31 DJ Delorie <dj@redhat.com>
2873 * expmed.c (extract_bit_field): allow non-integral modes if we
2874 want to extract a whole register from itself.
2876 2001-01-31 Jakub Jelinek <jakub@redhat.com>
2878 * c-typeck.c (set_init_index): If first is equal to last, assume as
2879 if it was not a range at all.
2881 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2883 * config/fp-bit.c: Include tm.h.
2884 (float_to_si): Don't assume SImode is 32-bits wide.
2885 (float_to_usi): Likewise.
2887 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2889 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
2891 (typename): Call pending_xref_error after parsing typed_typespecs.
2892 * c-decl.c (lookup_tag): Give error immediately rather than
2893 leaving it pending if the tag of the wrong type is in the same
2895 (xref_tag): Don't pedwarn for forward declarations of enum types
2897 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
2900 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2902 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
2904 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2906 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
2907 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
2909 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
2911 * cpphash.h (struct cpp_reader): New saved_flags.
2912 * cppmacro.c (cpp_get_token): Use saved_flags to remember
2913 to avoid a paste after a pasted token.
2915 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
2917 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
2918 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
2919 Wtype_MIN instead of LONG_MIN.
2921 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2923 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
2925 * fixinc/fixincl.x: Regenerated.
2926 * fixinc/inclhack.def (irix_limits_const): New definition to
2927 convert "const" to "__const" in limits.h.
2929 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
2931 * fixinc/genfixes (AG): Fix "autogen4" thinko.
2933 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2935 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
2936 when register dies in the insn.
2938 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2940 * diagnostic.c (fatal): Fix word wrap.
2942 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
2944 * combine.c (try_combine): Fix SUBREG setting for
2945 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
2947 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2949 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
2952 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
2954 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
2956 * toplev.c (decode_W_option): Update warn_larger_than
2957 unconditionally for each processed switch.
2959 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2961 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
2963 (hppa_expand_prologue): Delete code to save pic offset table register
2964 in the function prologue.
2965 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
2966 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
2967 table register at the beginning of the function after the prologue.
2969 2001-01-29 lars brinkhoff <lars@nocrew.org>
2971 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
2973 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2974 Jeff Law <law@redhat.com>
2976 * pa.md (return): Revise comment for trivial return.
2977 (return_internal): Non-trivial return pattern for non-PIC code.
2978 (return_internal_pic): Non-trivial return pattern for PIC code.
2979 It uses the PIC register to ensure it is restored after
2981 (epilogue): Generate appropriate return for PIC and non-PIC code.
2983 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
2985 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
2987 2001-01-29 DJ Delorie <dj@redhat.com>
2989 * combine.c (if_then_else_cond): Pass the correct mode to
2990 operand_subword() for constants.
2992 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
2994 * config/i386/cygwin.h: Add w32api to include search. Search different
2995 directories in a cross-build environment.
2997 2001-11-29 Tim Josling <tej@melbpc.org.au>
2999 * tree.h (TYPE_STUB_DECL): Add documentation.
3001 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3003 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3004 (sdbout_field_types): Likwise. Fix use of host_integerp.
3006 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3008 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3011 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3013 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3014 to use flag_gnu_linker.
3016 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3018 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3019 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3021 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3023 * tree.c, tree.h (build_parse_node): Remove; was identical to
3025 * c-lang.c (start_cdtor), objc/objc-act.c
3026 (build_module_descriptor): Use build_nt instead of
3029 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3031 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3032 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3033 not have any upper bits set.
3035 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3037 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3039 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3041 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3043 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3045 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3046 (integer_minus_one_node): Define.
3048 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3050 * Makefile.in (bootstrap2-lean): Fix typo.
3052 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3054 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3055 : Don't set fe_value.
3056 * cpplib.h (AVOID_LPASTE): New flag.
3057 (struct cpp_hashnode): Remove fe_value.
3058 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3059 * cppmacro.c (builtin_macro): Don't set flags here.
3060 (replace_args): Set AVOID_LPASTE flag on first token of an
3061 argument, and the token following it.
3062 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3063 macro expansion, and on the token following it. Do it for
3065 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3067 2001-01-27 Richard Henderson <rth@redhat.com>
3069 * config/alpha/t-ieee: Remove multilibbing.
3070 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3072 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3074 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3076 * Makefile.in: Remove all dependencies on defaults.h.
3077 * builtins.c: Don't include defaults.h.
3078 * c-common.c: Likewise.
3079 * c-decl.c: Likewise.
3080 * c-pragma.c: Likewise.
3081 * c-typeck.c: Likewise.
3082 * combine.c: Likewise.
3084 * frame-ia64.c: Likewise.
3085 * cppexp.c: Likewise.
3086 * crtstuff.c: Likewise.
3087 * dbxout.c: Likewise.
3088 * dwarf2out.c: Likewise.
3089 * dwarfout.c: Likewise.
3090 * emit-rtl.c: Likewise.
3091 * except.c: Likewise.
3093 * final.c: Likewise.
3094 * frame-dwarf2.c: Likewise.
3095 * libgcc2.c: Likewise.
3096 * optabs.c: Likewise.
3097 * profile.c: Likewise.
3098 * sdbout.c: Likewise.
3099 * toplev.c: Likewise.
3100 * tradcif.y: Likewise.
3102 * varasm.c: Likewise.
3104 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * builtins.c (expand_builtin_fputs): Use size_one_node when
3107 transforming into fwrite.
3109 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3111 * extend.texi (Attribute Syntax): New section.
3113 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3115 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3116 they didn't need fixing.
3118 2001-01-27 Janis Johnson <janis@us.ibm.com>
3120 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3122 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3123 to remove macro definitions that are duplicated from elfos.h.
3125 2001-01-27 Richard Henderson <rth@redhat.com>
3127 * config/i386/sco5gas.h: Move ...
3128 * config/usegas.h: ... here.
3129 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3131 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3133 * c-typeck.c (struct constructor_stack): Add range_stack member.
3134 (really_start_incremental_init): Clear it.
3135 (push_init_level): Save constructor_range_stack and clear it if
3136 pushing explicit braces.
3137 (pop_init_level): abort if constructor_range_stack is non-zero at
3138 explicit closing brace. Restore saved constructor_range_stack if
3141 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3143 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3144 into register was forced into memory.
3146 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3148 * Makefile.in: Remove uses of + before $(MAKE).
3150 2001-01-26 Richard Henderson <rth@redhat.com>
3152 * stmt.c (cost_table): Remove.
3153 (COST_TABLE, cost_table_initialized): New.
3154 (estimate_case_costs): Use the later instead of the former.
3155 (balance_case_nodes): Likewise.
3157 2001-01-26 Richard Henderson <rth@redhat.com>
3159 * alias.c (objects_must_conflict_p): Read-only slots may not
3160 conflict despite having the same type.
3162 2001-01-27 Michael Hayes <mhayes@redhat.com>
3164 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3166 (check_ext_dependant_givs): Initialise u_start_val and
3168 (load_mems): Make last_max_reg unsigned.
3169 (try_swap_copy_prop): Use INSN_P and initialise set.
3171 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3173 * README.AVR : Removed.
3175 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3177 * pa-64.h (text_section): Remove declaration.
3179 * pa.md (return_internal): Remove mode on PIC register use.
3181 2001-01-25 lars brinkhoff <lars@nocrew.org>
3183 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3184 ASM_CLOSE_PAREN): fix typos.
3186 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3188 * acconfig.h: Define `const' to the empty string if neither
3189 __STDC__ nor __cplusplus is defined.
3190 * config.in: Regenerated.
3192 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3194 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3195 * collect2.c (main): Delete importf. Add ".obj" file extension.
3196 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3197 (aix_std_libs): Add additional AIX libraries to skip.
3198 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3199 * config/rs6000/aix51.h: New file.
3201 2001-01-25 Michael Hayes <mhayes@redhat.com>
3203 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3204 (loop_insn_emit_before): No longer static.
3205 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3206 (loop_givs_rescan, load_mems): Likewise.
3207 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3208 (maybe_eliminate_biv_1):
3209 (move_movables): Replace emit_call_insn_before with
3210 loop_call_insn_hoist.
3211 * loop.h (loop_insn_emit_before): Add.
3212 * unroll.c (copy_loop_body): Replace emit_insn_before with
3213 loop_insn_emit_before.
3215 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3217 * diagnostic.c (fatal): Request preprocessed source.
3219 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3221 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3222 olddecl has argument types and newdecl has none, use the argument
3225 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3227 * dwarf2out.c (prefix_of): New function. Determine longest common
3228 prefix of the two arguments. The units are whole path components.
3229 (output_file_names): When adding a new directory find the one entry
3230 with the longest common prefix already in the list. Artificially
3231 generate entry if there is none for this prefix.
3232 Fix test to check whether the zeroth directory entry is used.
3234 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3236 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3237 Changed all callers. Take it into account when deciding if a
3238 previously loaded value matches.
3240 2001-01-24 Richard Henderson <rth@redhat.com>
3242 * reload.c (find_reloads_subreg_address): Fail the substitution
3243 if the resulting address is insufficiently aligned.
3245 2001-01-24 DJ Delorie <dj@redhat.com>
3247 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3248 check the original operand's mode also.
3249 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3251 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3253 * c-parse.in (cast_expr): Move compound literals from here ...
3254 (primary): ... to here. Use standard terminology "compound
3255 literal" instead of "constructor expression".
3257 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3259 * gcc.1, cpp.1: Regenerate.
3261 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3263 * calls.c (emit_library_call_value_1): Memory slot for
3264 pass-by-reference argument should have the mode of the argument,
3265 not of the pointer to it.
3267 2001-01-24 Tom Tromey <tromey@redhat.com>
3269 * gcc.texi (G++ and GCC): Mention gcj manual.
3270 (Standards): Link to section of manual mentioning gcj/Java
3273 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3275 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3276 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3277 * tradcpp.c (main): Add -imacros or -include'd dependencies
3279 * cpp.texi (-M, -MM): Document -M -include behaviour.
3281 2001-01-24 Roger Collins <roger@ProProject.com>
3283 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3285 2001-01-24 Will Cohen <wcohen@redhat.com>
3287 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3288 whether registers are 32 bits or 64 bits in size.
3290 2001-01-24 Ben Elliston <bje@redhat.com>
3292 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3294 2001-01-24 Richard Henderson <rth@redhat.com>
3296 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3297 (builtin_longjmp): Use it instead of emit_indirect_jump.
3299 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3301 * bb-reorder.c (make_reorder_chain_1): Handle case where
3302 jump edge goes to the same block as the fallthru edge.
3304 2001-01-23 Jim Wilson <wilson@redhat.com>
3306 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3307 * frame.h (__ia64_personality_v1): Add prototype.
3308 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3309 prototype form. Add void * cast to first argument to personality
3311 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3312 (asctoe113): Likewise.
3313 * config/ia64/frame-ia64.c: Include eh-common.h.
3314 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3316 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3318 (itanium_split_issue): Add prototype.
3319 (gen_nop_type): Ifdef out.
3320 (find_best_packet): Initialize best_packet.
3321 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3323 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3324 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3325 (flushrs): Add explicit stop bit at end.
3326 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3329 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3331 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3333 * libgcc2.c (__terminate_func): Make variable static.
3334 (__terminate_set_func): New function to set __terminate_func.
3335 * libgcc2.h (__terminate_func_ptr): New typedef.
3336 (__terminate_set_func): New function.
3338 2001-01-23 Richard Henderson <rth@redhat.com>
3340 * flow.c (init_propagate_block_info): Don't consider unchanging
3341 memories for dead frame store elimination.
3343 2001-01-23 Richard Henderson <rth@redhat.com>
3345 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3346 * defaults.h: ... here.
3348 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3350 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3352 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3354 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3356 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3358 * rs6000.h (rs6000_return_addr): Move prototype from here...
3359 * rs6000-protos.h (rs6000_return_addr): ...to here.
3360 (rs6000_init_expanders): Delete prototype.
3362 2001-01-23 Nick Clifton <nickc@redhat.com>
3364 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3365 (Spec Files): Document %B and %j and %. and %v3 and %M and
3366 %{S*&T} spec switches.
3368 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3370 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3372 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3373 Neil Booth <neil@daikokuya.demon.co.uk>
3375 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3376 Have -Werror make pedantic warnings errors, like the
3379 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3381 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3383 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3385 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3386 * integrate.c (expand_inline_function): Initialize them.
3387 (subst_constants): If changing COMPARE so that both its arguments
3388 will be VOIDmode and the comparison mode will be lost, note
3389 compare_mode. Use the recorded compare_mode to optimize
3392 2001-01-23 Jason Merrill <jason@redhat.com>
3394 * dwarf2out.c (new_die): Use xcalloc.
3395 (output_die): Abort rather than emit a local reference to offset 0.
3397 2001-01-17 Andrew Haley <aph@redhat.com>
3399 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3400 of a saved register; return NULL instead.
3401 (copy_reg): Take a pointer to a source register rather than a
3403 (next_stack_level): Remember the address in the stack frame of all
3405 Use the saved register pointer array as the source of the CFA.
3406 (throw_helper): Rewrite. Unwind once rather than twice and keep
3407 track of saved registers as we go.
3409 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3411 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3412 * c4x.c (c4x_legitimize_reload_address): Remove.
3413 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3414 reload address for ldp(k) insn.
3416 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3418 * pa.md (return_internal): Add a USE of the PIC register to ensure
3419 it is restored after each call.
3420 (return expander): Corresponding changes.
3422 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3424 * rs6000.h (INIT_EXPANDERS): Delete.
3425 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3426 * rs6000.c (rs6000_override_options): Call *_machine_status from
3428 (rs6000_init_expanders): ...instead of here. Delete.
3429 (rs6000_mark_machine_status): New function.
3430 (rs6000_init_machine_status): Use xcalloc.
3431 (rs6000_return_addr): Generate RTX for the return address.
3432 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3433 (rs6000_stack_info): Use it.
3435 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3437 * gthr-win32.h: Include errno.h to get a declaration for
3438 EINVAL and _mingw.h if the target is mingw32.
3440 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3442 * cpp.texi: Correct typos.
3444 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3446 * explow.c (probe_stack_range): Ensure value passed to
3447 stack_check_libfunc is ptr_mode, not Pmode.
3449 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3451 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3452 case, don't use operand_subword to calculate a SUBREG that is
3455 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3457 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3459 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3460 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3461 valid. If not replace it by equivalent insns.
3463 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3465 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3466 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3467 (c4x_U_constraint, symbolic_address_operand): Likewise.
3468 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3470 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3471 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3472 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3473 anulling slot because of silicon bug.
3474 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3476 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3478 * cppexp.c (parse_charconst): Change `mask' type to agree
3481 2001-01-21 Richard Henderson <rth@redhat.com>
3483 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3484 pic_label_name in a linkonce section.
3486 2001-01-17 Philipp Thomas <pthomas@suse.de>
3488 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3490 * configure: Regenerate.
3492 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3494 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3495 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3497 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3499 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3500 If REVERSE nonzero then condition code in X must be reversed.
3501 (encode_section_info): Optimise if/else.
3502 (avr_function_value): Fix formatting.
3504 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3505 (difficult_branch): Likewise.
3506 (rvbranch): Likewise.
3507 (difficult_rvbranch): Likewise.
3509 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3511 * config/avr/libgcc.S: Fix comment.
3513 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3515 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3517 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3519 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3521 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3523 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3524 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3525 * configure, config.in: Regenerate.
3526 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3527 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3528 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3529 (doprint.o): New rule.
3531 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3533 * c-typeck.c (digest_init): Handle boolean types as scalars.
3535 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3537 * stmt.c (expand_return): Don't return anything if size is zero.
3538 Delete redundant assignment to BYTES.
3539 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3541 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3543 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3544 the same as the default library function names.
3545 * config/avr/avr.md: Document special characters after '%'.
3546 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3547 knowing which of the call-used registers are really clobbered.
3548 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3549 New. Both quotient and remainder from one libgcc.S call.
3550 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3551 clobber as few registers as possible.
3552 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3554 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3556 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3557 context of the top of the stack.
3559 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3561 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3562 (fixup_var_refs_insns): ...here.
3564 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3566 * function.c (fixup_var_refs_insns): Break up into
3567 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3568 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3569 [loop over hash table entries].
3570 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3571 fixup_var_refs_insns_with_hash, to match above changes.
3573 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3575 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3576 (libgcc.a): Likewise.
3577 (stmp-multilib): Likewise.
3578 (STAGE2_FLAGS_TO_PASS): Likewise.
3580 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3582 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3583 temporary if no_new_pseudos.
3585 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3587 * cppinternals.texi: Update.
3589 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3591 * arm.c (arm_init_builtins): Re-enable builtins.
3593 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3595 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3596 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3597 element to be null, and always expect an EXPR_LIST.
3598 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3599 * sched-deps.c (sched_analyze_1): Likewise.
3600 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3602 * regclass.c (max_set_parallel): New variable.
3603 (reg_scan): Take it into account in computation of max_parallel.
3604 (reg_scan_mark_refs, case SET): Compute it.
3606 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3608 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3609 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3611 2001-01-19 Jason Merrill <jason@redhat.com>
3613 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3614 for the abstract instance of an inline function.
3616 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3617 J"orn Rennecke <amylaar@redhat.com>
3619 * reload1.c (move2add_note_store): Treat all registers directly or
3620 indirectly derived from a base register as members of the same set
3622 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3623 of base register into account.
3625 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3627 * alias.c (find_base_value): Recognize TRUNCATE.
3628 (record_set): In PLUS case, invalidate if other summand is also a
3631 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3633 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3634 entry to be EXPR_LIST.
3635 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3636 be an EXPR_LIST (but not null, which other code doesn't allow).
3637 (note_stores): Properly handle PARALLEL in SET.
3638 Recursively call for top-level PARALLEL.
3639 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3640 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3642 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3644 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3646 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3647 not pfile->skipping (== 0).
3649 2001-01-17 Nick Clifton <nickc@redhat.com>
3651 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3654 2001-01-17 Jim Wilson <wilson@redhat.com>
3656 * invoke.texi (IA-64 options): Improve.
3658 2001-01-17 Tom Tromey <tromey@redhat.com>
3660 * invoke.texi (Optimize Options): Use `{}' to around @samp
3663 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3665 * invoke.texi (-fno-guess-branch-probability): New option.
3667 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3670 case of making new double-word constant.
3671 Revert last change: instead just test i3_subst_into_i2.
3673 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3675 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3676 Use q constraints instead of r.
3678 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3680 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3681 (machine_function): Define.
3682 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3683 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3684 pa_free_machine_status): New functions.
3685 (override_options): Set {init,mark,free}_machine_status to above.
3686 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3687 PIC_OFFSET_TABLE_REGNUM_SAVED.
3688 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3689 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3690 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3691 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3692 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3694 2001-01-15 DJ Delorie <dj@redhat.com>
3696 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3700 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3702 * flow.c (propagate_on_insn): Make trying to delete a prologue
3703 or epilogue insn an ICE, not a warning. Allow doing this if
3704 the current function returns with stack pointer depressed.
3706 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3707 I3 having more than one SET.
3709 2001-01-16 Jim Wilson <wilson@redhat.com>
3711 * invoke.texi: Document IA-64 options.
3713 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3714 (fixup_errata): Delete TARGET_A_STEP use.
3715 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3716 (TARGET_SWITCHES): Delete -ma-step option.
3717 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3718 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3719 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3720 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3721 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3722 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3724 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3725 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3726 cmovsi_internal): Delete ! TARGET_A_STEP check.
3728 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3730 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3731 possibility to report bugs via postal mail. Change a URL and
3732 merge in a nearly duplicate statement...
3733 (Bug Reporting): ...from here.
3734 (Service): Refer to the Bug Reporting section instead of
3736 (Contributing): Remove trivial explanations concerning snapshots.
3738 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3740 * cppmain.c (general_init): Don't use ANSI prototype.
3742 2001-01-16 Tom Tromey <tromey@redhat.com>
3744 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3746 2001-01-16 Richard Henderson <rth@redhat.com>
3748 * config/i386/i386.h: Fix comment typo.
3749 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3750 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3752 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3754 * gcc.c: Revert previous -fsyntax-only-related change; move
3757 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3759 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3760 inmode after checking GET_CODE (op).
3762 2001-01-16 Richard Henderson <rth@redhat.com>
3764 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3765 (MAX_MEM_SET_LIST_LEN): New.
3766 (propagate_one_insn): Update mem_set_list_len.
3767 (invalidate_mems_from_autoinc): Likewise.
3768 (invalidate_mems_from_set): Likewise.
3769 (mark_used_regs): Likewise.
3770 (init_propagate_block_info): Likewise. Stop collecting memories
3771 when we reach MAX_MEM_SET_LIST_LEN.
3772 (mark_set_1): Likewise.
3774 2001-01-16 Richard Henderson <rth@redhat.com>
3776 * unroll.c (precondition_loop_p): Fail if no iteration
3779 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3781 * gcc.c: When -fsyntax-only is given, do not complain about
3784 2001-01-15 Richard Henderson <rth@redhat.com>
3786 * config/i386/i386.c (asm_output_function_prefix): Remove.
3787 (ix86_asm_file_end): New.
3788 (load_pic_register): Generate pic_label_name into a
3789 staticly allocated buffer.
3790 * config/i386/i386-protos.h: Update.
3791 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3792 (ASM_FILE_END): New.
3793 * config/i386/i386afe.h: New file.
3794 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3795 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3796 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3797 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3798 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3799 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3800 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3802 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3804 * Makefile.in (install-man): Remove explicit dependency on
3807 * configure.in, configure: Revert previous patch requiring perl
3810 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3812 * toplev.c (flag_guess_branch_prob): New.
3813 (f_options): Add guess-branch-probability option.
3814 (rest_of_decl_compilation): Only estimate branch probability if
3816 (main): set flag_guess_branch_prob.
3818 * flags.h (flag_guess_branch_prob): New.
3820 2001-01-15 DJ Delorie <dj@redhat.com>
3822 * gcc.texi (Makefile): Add documentation for Makefile targets.
3824 2001-01-15 Philip Blundell <philb@gnu.org>
3826 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3828 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3829 (is_pic): Delete declaration.
3830 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3831 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3832 * config/arm/arm.md (builtin_setjmp_receiver): New.
3834 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3836 * arm.c (use_return_insn): Don't try to determine the function type
3837 until after reload has completed.
3838 (arm_output_epilogue): Don't adjust the sp value recovered from the
3840 (emit_multi_reg_push): Don't record dwarf information for the pc.
3841 * arm.md (eh_epilogue): The function type may have changed, so it
3842 needs to be recalculated.
3843 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3844 unwind tables on arm/netbsd.
3846 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3848 * arm.md (cbranchsi4): Correct calculation of branch ranges.
3849 (negated_cbranchsi4): Likewise.
3851 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3853 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
3854 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3855 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
3856 pass -mapcs-* options to assembler.
3857 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
3858 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
3859 (ASM_SPEC): Call subtarget_extra_asm_spec.
3861 2001-01-15 Andreas Jaeger <aj@suse.de>
3863 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
3865 (ix86_expand_builtin): Likewise.
3867 * gencodes.c (output_predicate_decls): Make i size_t to avoid
3868 warning about comparison between signed and unsigned.
3870 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3872 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
3874 2001-01-14 Ralf Baechle <ralf@gnu.org>
3876 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
3877 SUBTARGET_CPP_SPEC apropriatly.
3879 2001-01-12 Mark Mitchell <mark@codesourcery.com>
3881 * varasm.c (make_decl_rtl): Fix typo in last change.
3883 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
3885 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
3886 linker supports the init_priority C++ attribute.
3887 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
3888 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
3889 linker does not support init_priority C++ attribute.
3891 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
3893 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
3895 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3897 * c-parse.in (finish_parse): Add comment about cpp_destroy.
3898 * cp/lex.c (finish_parse): Similarly.
3899 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
3900 Return the number of errors encountered.
3901 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
3902 * cppmain.c (main): Don't call cpp_destroy.
3904 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3906 * configure.in: Require at least perl 5.6.0 to regenerate
3908 * configure: Regenerate.
3910 2001-01-14 Richard Henderson <rth@redhat.com>
3912 * genrecog.c (DT_veclen_ge): New.
3913 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
3914 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
3915 (nodes_identical_1): Handle DT_veclen_ge.
3916 (write_cond, debug_decision_2): Likewise.
3918 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3920 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
3922 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
3924 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
3926 * cppmain.c (do_preprocessing): New function; most of the old
3928 (main): Call it to do most of the work.
3929 (cb): Move from global scope to set_callbacks ().
3930 (setup_callbacks): Get the callback pointer.
3931 (general_init, printer_init): Clean up code and comments.
3933 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
3935 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
3938 2001-01-14 Kazu Hirata <kazu@hxi.com>
3940 * config/h8300/h8300.c (get_shift_alg): Update comments.
3942 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3944 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
3945 (alloc_page, ggc_alloc): Add casts to remove warnings.
3947 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
3949 * combine.c (simplify_comparison): Don't change `code' when
3950 can't reverse comparison.
3952 2001-01-14 Richard Henderson <rth@redhat.com>
3954 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
3955 update all call sites. Return true for all non-label constants.
3957 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
3959 * i386.c (ix86_expand_compare): Add bypass_test and second_test
3961 (ix86_expand_branch): Update.
3962 (ix86_expand_setcc): Update to handle multiple test conditions.
3963 (expand_int_movcc): Likewise.
3964 (expand_fp_movcc): Likewise.
3965 * i386-protos.h (ix86_expand_compare): New.
3966 * i386.md (andqi_?_slp, orqi_?_slp): New.
3967 (conditional trap expander): Update call to ix86_expand_compare.
3969 2001-01-14 Richard Henderson <rth@redhat.com>
3971 * config/vax/vax.md: Use nonimmediate_operand instead of
3972 general_operand in destinations.
3974 * config/vax/vax.md (indirect_jump): Use register_operand.
3976 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
3977 * config/vax/vax.md (call_pop): Turn into an expander.
3978 (call_value_pop): Likewise.
3979 (call, call_value): New.
3981 2001-01-14 Andreas Jaeger <aj@suse.de>
3983 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
3985 (ix86_fp_compare_mode): Add unused attribute.
3986 (ix86_expand_fp_movcc): Remove unused variable.
3987 (ix86_expand_builtin): Make fcode unsigned.
3989 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
3990 (expand_expr): Add cast to avoid signed warning.
3991 (store_field): Likewise.
3992 (store_constructor_field): Likewise.
3993 (store_constructor): Likewise.
3994 (store_expr): Likewise.
3995 (clear_storage): Likewise.
3996 (emit_group_store): Likewise.
3997 (emit_group_load): Likewise.
3999 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4001 * c-common.c: Move format checking code to ...
4002 * c-format.c: ... here. New file. Reorder some functions and
4004 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4006 * c-common.h (decl_handle_format_attribute,
4007 decl_handle_format_arg_attribute): Declare.
4008 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4009 (c-common.o): Adjust dependencies.
4010 (c-format.o): New list of dependencies.
4012 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4014 * unroll.c (loop_iterations): If we cannot prove iteration variable
4015 is set once in each iteration, punt.
4017 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4019 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4020 (*strlenhi): Remove clobber (which was buggy) of output address.
4022 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4024 * Makefile.in (generated-manpages): Add gcc.1
4025 ($(srcdir)/gcc.1): New target.
4026 (maintainer-clean): Delete $(srcdir)/gcc.1.
4027 * gcc.texi: Add macros @gccoptlist and @gol.
4028 * invoke.texi: Include option summary in manpage. Mark up option
4029 summary with @gccoptlist and @gol. Use @r in one place where
4031 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4032 * gcc.1: Generate from invoke.texi.
4034 2001-01-13 Richard Henderson <rth@redhat.com>
4036 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4037 (struct page_entry): Add group member.
4038 (struct page_group): New.
4039 (struct globals): Add page_groups member.
4040 (alloc_anon): Only define for using mmap; remove valloc call.
4041 (page_group_index): New.
4042 (set_page_group_in_use): New.
4043 (clear_page_group_in_use): New.
4044 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4045 (free_page, release_pages): Likewise.
4046 * configure.in (with-gc): Default to ggc-page always.
4048 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4050 * reload1.c (replace_pseudos_in_call_usage): Use
4051 reg_equiv_constant and reg_equiv_address, and don't try
4052 regno_reg_rtx first.
4054 2001-01-13 Richard Henderson <rth@redhat.com>
4056 * ggc-page.c (alloc_page): Round up allocation size to one page.
4057 Set e->order on extra pages.
4059 2001-01-13 Richard Henderson <rth@redhat.com>
4061 * genrecog.c (nodes_identical): Expand commentary.
4062 (write_switch): Watch out for identical nodes.
4064 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4066 * cppfiles.c (_cpp_fake_include): New function.
4067 * cpphash.h (_cpp_fake_include): New.
4068 * cpplib.c (do_line): Call _cpp_fake_include when entering
4069 header files in preprocessed input.
4070 * cppmain.c (cb_pragma_implementation): Remove handling.
4071 (setup_callbacks): Don't register pragmas.
4073 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4075 * extend.texi: Udate for CPP.
4077 2001-01-13 Andreas Jaeger <aj@suse.de>
4079 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4081 * regmove.c: Add prototype for replace_in_call_usage.
4083 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4085 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4086 struct cpp_chunk, struct htab, struct toklist,
4087 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4088 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4089 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4090 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4091 (struct macro_args): Delete.
4092 * cpphash.h: See above.
4094 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * cppmain.c (struct printer): Remove no_line_dirs.
4098 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4099 : Use options rather than CPP_OPTION.
4100 (setup_callbacks): Use cb rather than pfile->cb.
4101 (main): No need to check for a buffer. Use cpp_errors.
4102 (printer_init): Don't set no_line_dirs.
4103 (maybe_print_line): Use options not no_line_dirs.
4104 (cb_file_change): Don't call print_line if -P.
4106 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4108 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4110 * c-parse.in (finish_parse): Use cpp_errors.
4111 (__yylex): Use return value of cpp_pop_buffer.
4112 * cp/lex.c (finish_parse): Use cpp_errors.
4113 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4115 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4117 * README.AVR: URLs corrected.
4119 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4121 * c-decl.c (start_function): Don't warn if old prototype is builtin
4122 that's not in C's namespace.
4123 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4124 (_bb): Add prototype for ctime.
4125 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4127 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4129 * i386.c (ix86_fp_comparison_arithmetics_cost,
4130 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4131 ix86_fp_comparison_cost): New functions.
4132 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4133 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4134 two-branch sequences; make static.
4135 (ix86_use_fcomi_compare): Do decision according to the costs.
4136 (split_fp_branch): New.
4137 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4138 * i386-protos.h (ix86_expand_fp_compare): Remove
4139 (ix86_split_fp_branch): Declare.
4141 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4142 and ix86_comparison_operator.
4144 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4147 * i386.c (put_condition_code): Output properly the unordered/ordered
4148 compares in fp case.
4149 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4151 * tm.texi (REVERSE_CONDITION): Document.
4152 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4153 in -ffast-math mode.
4154 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4156 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4158 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4160 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4163 * config/sh/sh.c (mova_p): Fix test for mova_const.
4165 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4167 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4168 cpp_get_options rather than dereferencing pfile and using
4170 * scan-decls.c (scan_decls): Use return value of
4171 cpp_pop_buffer rather than CPP_BUFFER.
4173 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4175 * cppinit.c (cpp_handle_option): help_only is now part of the
4176 cpp_options structure.
4177 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4178 cpp_set_callbacks): New functions.
4179 * cpplib.h (cpp_callbacks): Break out as a named structure.
4180 (cpp_options): Move help_only here from cpp_reader.
4181 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4182 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4183 cpp_set_callbacks): New prototypes.
4184 * cppmain.c (main): Update for help_only.
4186 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4188 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4189 Also build and remove and install and uninstall c-tree.info and
4191 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4192 ($(srcdir)/cppinternals.info): New target.
4193 * c-tree.texi: Change file name used when makeinfo used without -o
4194 from ir.info to c-tree.info. Add info directory entry.
4195 * cppinternals.texi: Add info directory entry.
4196 * .cvsignore: Update.
4198 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4200 * c-typeck.c (store_init_value): Don't require constant initializer
4201 elements with -pedantic -std=c99.
4202 (digest_init): Change error about non-constant initializer elements
4204 (constructor_range_end): Remove.
4205 (constructor_incremental, designator_depth,
4206 designator_errorneous): New variables.
4207 (struct constructor_stack): Remove range_end, add incremental.
4208 (struct constructor_range_stack, constructor_range_stack): New.
4209 (struct initializer_stack): Add constructor_range_stack.
4210 (finish_init): Set it.
4211 (start_init): Likewise. require_constant_elements for non-static
4212 trees only if not flag_isoc99.
4213 (really_start_incremental_init): Remove constructor_range_end, add
4214 constructor_incremental.
4215 (pop_init_level): Likewise.
4216 (push_init_level): Likewise. If implicit and the subobject had some
4217 value set already, preinitialize the level with it.
4218 Warn about missing braces only if not pushing due to designators.
4219 (set_designator, push_range_stack): New functions.
4220 (set_init_label): Use them.
4221 (set_init_index): Likewise. Remove constructor_range_end.
4222 Error if designator index is outside of array bounds.
4223 (add_pending_init): Compare values of purpose index trees, not the
4224 trees themselves. Allow overwriting of already initialized element.
4225 Issue a warning if it had side-effects.
4226 (set_nonincremental_init, set_nonincremental_init_from_string): New
4228 (pending_init_member): Rename to...
4229 (find_init_member): ...this function. Call set_nonincremental_init
4230 if necessary. Compare values of purpose index trees, not the trees
4231 themselves. Return the actual value, not just non-zero if something
4233 (output_init_element): Remove checks for duplicates.
4234 If field has zero size, only check the initializer for correctness.
4235 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4236 if constructor_incremental is zero. Change error about initializers
4237 not computable at load time into pedwarn.
4238 (output_pending_init_elements): Compare bit positions, not
4239 FIELD_DECLs to take into account zero-sized fields.
4240 (process_init_element): Use constructor_range_stack to fill all
4241 ranges in the designator lists from current level up.
4242 * extend.texi: Update documentation for labeled elements.
4244 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4246 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4247 to function usage for arguments passed by reference. Optimize
4248 callee-copied arguments.
4249 * regmove.c (replace_in_call_usage): New function.
4250 (fixup_match_1): Call it.
4251 * cse.c (cse_insn): Canonicalize registers in function usage.
4252 * reload1.c (replace_pseudos_in_call_usage): New function.
4255 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4258 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4260 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4263 2001-01-12 DJ Delorie <dj@redhat.com>
4265 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4266 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4269 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4271 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4272 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4273 -std options alongside references to -ansi. Update some
4274 documentation for C99.
4275 * cpp.1: Regenerate.
4277 2001-01-12 Andreas Jaeger <aj@suse.de>
4279 * haifa-sched.c (restore_line_notes): Remove argument block B
4281 * sched-ebb.c (schedule_ebb): Change caller.
4282 * sched-rgn.c (schedule_region): Likewise.
4283 * sched-int.h (restore_line_notes): Adjust prototype.
4285 * loop.h: Remove wrong declaration of doloop_condition_get.
4287 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4289 * extend.texi: Move C++-extension-related node from the C section
4290 into the C++ section.
4292 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4294 * extend.texi: Refer to an array of pointers to functions instead
4295 of one of functions.
4297 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4298 Jan Hubicka <jh@suse.cz>
4300 * combine.c (reversed_comparison): Fix typo in last patch.
4302 (combine_reversed_comparison_code): Make static to follow
4303 prototype declaration.
4305 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4307 * install.texi: Remove misplaced duplicate entry.
4309 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4311 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4313 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4315 * final.c: (leaf_function_p): Fix typo.
4317 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4319 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4320 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4322 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4323 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4324 mmap_anon, and valloc is available.
4325 * ggc-page.c: Restructure ifdef logic to match new autoconf
4326 spec. Don't throw away the test page in init_ggc.
4328 * configure, config.in: Regenerate.
4330 2001-01-12 Michael Hayes <mhayes@redhat.com>
4332 * loop.h (total_biv_increment): Constify iv_class pointer.
4333 (struct induction): Replace `mem_mode' with `mem' rtx.
4334 * unroll.c (total_biv_increment): Constify iv_class pointer.
4335 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4336 (find_mem_givs, combine_givs_p): Likewise.
4337 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4339 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4341 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4343 (__gthread_getspecific): Ditto.
4345 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4347 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4348 put_condition_code): Convert fp comparison codes to integer
4350 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4353 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4354 * i386-protos.h (no_comparison_operator): Kill.
4356 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4358 * combine.c (REVERSIBLE_CC_MODE): Remove.
4359 (reversible_comparison_p): Remove.
4360 (combine_reversed_comparison_code): New.
4361 (reversed_comparison): New.
4362 (combine_simplify_rtx): Use
4363 combine_reversed_comparison_code/reversed_comparison instead
4364 of reversible_comparison_p.
4365 (simplify_if_then_else): Likewise.
4366 (simplify_set): Likewise.
4367 (simplify_logical): Likewise.
4368 (if_then_else_cond): Likewise.
4369 (known_cond): Likewise.
4370 (simplify_comparison): Likewise.
4372 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4374 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4375 sizeof (int) is larger than sizeof(__word__).
4377 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4379 * cppinit.c (do_includes): Fix typo.
4381 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4383 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4384 in S_REGS does not occur because not all sources are possible
4385 when a S_REGS is a destination (sometimes needs a clobber).
4386 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4387 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4388 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4389 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4390 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4391 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4392 (lshrdi_const1, lshrsi3_const16): Likewise.
4393 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4394 (*movhi_68hc12, *movqi_68hc12): Likewise.
4395 (movstrictqi): Make sure reloading in D_REGS as a destination
4398 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4400 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4402 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4404 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4405 -D, -U and -A, and don't initialize the builtins.
4406 (do_includes): Error if -include or -imacros with -fpreprocessed.
4407 * cppmain.c (cb_define, cb_undef): Unconditionally process
4409 * tradcpp.c (main): Fix typo.
4411 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4413 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4414 (read_name_map): Use IS_ABSOLUTE_PATH.
4415 * tradcpp.c (get_filename): Likewise.
4417 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4419 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4420 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4421 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4422 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4423 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4424 (cmphi_z_used): Don't use '@' for the output.
4425 (tstqi_z_used): Likewise.
4426 (cmpqi_z_used): Likewise.
4427 (one_cmplsi2): Likewise.
4429 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4431 * config/sh/sh.c (barrier_align): Recognize branch around far
4432 branch and redundant insn.
4434 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4436 * invoke.texi: Restore documentation of the drivers' switches -MD
4439 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4441 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4443 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4444 check-objc//%): Support parallel testing of multilibs.
4445 (TESTSUITEDIR): Set to testsuite by default, but override for
4447 (check-gcc, check-g++, check-g77, check-objc): Enter
4450 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4452 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4453 * sched-deps.c (deps_may_trap_p): Likewise.
4454 * basic-block.h: Remove a comment.
4455 * flow.c (PROP_POSTRELOAD): Remove.
4456 (update_life_info): Don't add it to prop_flags.
4457 (mark_set_1): Lose the code that was enabled by it.
4459 2001-01-11 Michael Hayes <mhayes@redhat.com>
4461 * flow.c (flow_call_edges_add): New.
4462 * basic_block.h (flow_call_edges_add): New.
4464 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4466 * reload1.c (move2add_note_store): Update reg_set_luid even if
4467 base reg remains the same.
4469 2001-01-10 Nick Clifton <nickc@redhat.com>
4471 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4472 machine_function structure to zero.
4473 Add prototypes for machine_status functions.
4475 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4477 * c-common.h (CTI_VOID_LIST): Remove.
4478 (void_list_node): Likewise.
4479 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4480 (void_list_node): New macro.
4481 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4482 * config/i386/i386.c (ix86_init_builtins): Likewise.
4483 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4485 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4487 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4488 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4490 * tradcpp.c: Include mkdeps.h.
4491 (deps, print_deps_phony_targets, deps_append, output_deps,
4492 init_dependency_output, output_deps): New.
4493 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4494 deps_output): Delete.
4495 (print_deps_missing_files): Rename deps_missing_files.
4496 (inhibit_output): Make global.
4497 (main): Delete inhibit_output, deps_stream, deps_target.
4498 Use mkdeps functionality in the same way as cpplib. Remove
4499 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4500 -M and -MM. Remove old handling of deps via deps_out, and
4501 old reading of environment variables.
4502 (get_filename): Update to use deps_add_dep.
4504 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4506 * output.h (make_function_rtl): Remove prototype.
4507 (make_decl_rtl): Likewise.
4508 * varasm.c (make_function_rtl): Remove.
4509 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4510 than from a third parameter.
4511 * tree.h (make_decl_rtl): Remove last parameter.
4512 * c-decl.c (builtin_function): Remove last argument in call to
4513 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4514 (start_function): Likewise.
4515 * except.c (call_get_eh_context): Likewise.
4516 * expr.c (emit_block_move): Likewise.
4517 (clear_storage): Likewise.
4518 * profile.c (output_func_start_profiler): Likewise.
4519 * toplev.c (rest_of_decl_compilation): Likewise.
4520 * objc/objc-act.c (create_builtin_decl): Likewise.
4521 (synth_module_prologue): Likewise.
4522 (generate_static_reference): Likewise.
4523 (build_selector_reference_decl): Likewise.
4524 (build_class_reference_decl): Likewise.
4525 (build_objc_string_decl): Likewise.
4526 (build_protocol_reference): Likewise.
4528 2001-01-10 Richard Henderson <rth@redhat.com>
4530 * hwint.h: Revert yesterday's change.
4532 2001-01-10 Nick Clifton <nickc@redhat.com>
4534 * function.h (save_machine_status): Delete.
4535 (restore_machine_status): Delete.
4536 Amend comment describing {init|mark|free}_machine_status.
4538 * function.c (save_machine_status): Delete.
4539 (restore_machine_status): Delete.
4540 Amend comment describing {init|mark|free}_machine_status.
4541 (push_function_context_to): Remove invocation of
4542 save_machine_status.
4543 (pop_function_context_from): Remove invocation of
4544 restore_machine_status.
4546 * emit-rtl.c (init_emit_once): Amend comment describing
4547 {init|mark|free}_machine_status.
4549 * tm.texi (Per-Function Data): New node. Describe the
4550 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4553 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4555 * cppinit.c (OPT_g): Remove.
4556 (cpp_handle_option): Update for removed -g3.
4557 (print_help): Update.
4558 * cpplib.h (struct cpp_options): Remove debug_output.
4559 * cppmain.c (setup_callbacks, cb_define): Update.
4560 * gcc.c (cpp_options): Translate -g3 to -dD.
4562 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4564 * config/i960/i960.md: Change modifier to + on the zero_extract
4565 pattern after the (rotate -2 reg) canonicalization pattern.
4567 2001-01-10 Richard Henderson <rth@redhat.com>
4569 * config/alpha/alpha.c (alpha_free_machine_status): New.
4570 (override_options): Install it.
4571 (alpha_mark_machine_status): Verify machine non-null.
4572 * config/i386/i386.c (ix86_free_machine_status): New.
4573 (override_options): Install it.
4574 (ix86_init_machine_status): Use xcalloc.
4575 (ix86_mark_machine_status): Verify machine non-null.
4576 * config/ia64/ia64.c (ia64_free_machine_status): New.
4577 (ia64_override_options): Install it.
4578 (ia64_mark_machine_status): Verify machine non-null.
4580 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4582 * function.c (instantiate_virtual_regs): Instantiate virtual
4583 registers found in CALL_INSN_FUNCTION_USAGE.
4585 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4587 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4588 equivalent to -ansi in disabling -Di386.
4590 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4592 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4594 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4596 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4598 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4600 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4602 * invoke.texi: Document that -fcond-mismatch isn't supported for
4605 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4607 * gcc.texi: Define macro gcctabopt.
4608 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4609 @command, @env and @option in some places where appropriate. Use
4610 @gcctabopt where appropriate. Put URLs and email addresses inside
4613 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4615 * gcc.c (cpp_options): Set MD file name from output
4616 filename, if specified.
4617 (suffix_subst): New static variable.
4618 (do_spec): Clear it.
4619 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4621 (give_switch): Handle suffix_subst.
4623 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4625 * invoke.texi: Fix another typo.
4627 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4629 * invoke.texi: Fix typo.
4631 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * c-lang.c (lang_hooks): Update.
4634 (lang_decode_option): Remove.
4635 (lang_init_options): Rename c_init_options.
4636 * toplev.c (main): Use lang_hooks for lang_init_options
4637 and lang_decode_option.
4638 * toplev.h (lang_hooks): Add 2 new hooks.
4639 * tree.h: Remove lang_init_options and lang_decode_option.
4640 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4641 * cp/decl2.c: Similarly.
4642 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4643 (lang_hooks): Update.
4644 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4646 (lang_init_options): Rename ffe_init_options.
4647 (lang_hooks): Update.
4648 (lang_decode_option): Remove.
4649 * java/lang.c (lang_init_options): Rename java_init_options.
4650 (lang_decode_option): Rename java_decode_option.
4651 (lang_hooks): Update.
4652 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4653 (lang_decode_option): Rename objc_decode_option.
4654 (lang_hooks): Update.
4656 2001-01-09 Nick Clifton <nickc@redhat.com>
4658 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4659 (d30v_return_addr_rtx): Delete.
4660 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4661 cfun->machine structure.
4662 (struct machine_function): Move to d30v.h
4663 (d30v_save_machine_status): Delete.
4664 (d30v_restore_machine_status): Delete.
4665 (d30v_init_machine_status): New Function.
4666 (d30v_mark_machine_status): New Function.
4667 (d30v_free_machine_status): New Function.
4668 (d30v_init_expanders): Use new functions.
4669 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4670 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4671 d30v_return_addr_rtx.
4673 * config/d30v/d30v.h (struct_machine): Move here.
4674 Add eh_epilogue_sp_ofs field.
4676 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4677 field in cfun->machine structure.
4679 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4681 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4682 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4683 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4685 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4687 * objc/lang-options.h: Remove bogus reference to
4690 2001-01-09 Kazu Hirata <kazu@hxi.com>
4692 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4695 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4697 * reload.c (find_reloads_address): Check for eliminable registers
4698 when substituting a constant expression for a pseudo.
4700 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4702 * c-common.c (enum format_type): Add format_type_error.
4703 (decode_format_type): New function.
4704 (decl_attributes): Use it.
4705 (format_kind_info): Adjust comment.
4707 2001-01-09 David O'Brien <obrien@BSDi.com>
4709 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4710 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4712 * config/i386/gnu.h: Don't include required platform specific .h files,
4713 tm.h will do it instead.
4714 * config/i386/i386elf.h: Likewise.
4715 * config/i386/linux.h: Likewise.
4716 * config/i386/moss.h: Likewise.
4717 * config/mips/gnu.h: Likewise.
4719 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4721 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4722 (rs6000-ibm-aix3.[01]*): Likewise.
4723 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4724 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4725 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4726 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4727 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4728 (powerpc-*-eabiaix*): Likewise.
4729 (powerpc-*-eabisim*): Likewise.
4730 (powerpc-*-elf*): Likewise.
4731 (powerpc-*-eabi*): Likewise.
4732 (powerpc-*-rtems*): Likewise.
4733 (powerpc-*-linux*libc1): Likewise.
4734 (powerpc-*-linux*): Likewise.
4735 (powerpc-wrs-vxworks*): Likewise.
4736 (powerpcle-wrs-vxworks*): Likewise.
4737 (powerpcle-*-sysv*): Likewise.
4738 (powerpcle-*-elf*): Likewise.
4739 (powerpcle-*-eabisim*): Likewise.
4740 (powerpcle-*-eabi*): Likewise.
4741 (powerpcle-*-solaris2*): Likewise.
4742 * config/rs6000/aix31.h: Delete includes.
4743 * config/rs6000/aix3newas.h: Likewise.
4744 * config/rs6000/aix41.h: Likewise.
4745 * config/rs6000/aix43.h: Likewise.
4746 * config/rs6000/beos.h: Likewise.
4747 * config/rs6000/rtems.h: Likewise.
4748 * config/rs6000/sysv4.h: Likewise.
4750 2001-01-09 Kazu Hirata <kazu@hxi.com>
4752 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4753 Change an argument mode of machine_mode to shift_mode of
4754 shift_mode. Remove an extra error check.
4755 (emit_a_shift): Adopt to the new calling prototype of
4757 (function_prologue): Fix code for a monitor
4758 function. Support H8/S.
4759 (function_epilogue): Do not output pop for a monitor function.
4761 2001-01-09 Nick Clifton <nickc@redhat.com>
4763 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4764 (setup_incoming_varargs): Use sysv_varargs_p field of the
4765 cfun->machine structure.
4766 (struct machine_function): Move to rs6000.h
4767 (rs6000_save_machine_status): Delete.
4768 (rs6000_restore_machine_status): Delete.
4769 (rs6000_init_machine_status): New Function.
4770 (rs6000_free_machine_status): New Function.
4771 (rs6000_init_expanders): Use new functions.
4773 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4775 (struct machine_function): Move here.
4777 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4778 sysv_varargs_p field of the cfun->machine structure.
4780 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4782 (rs6000_restore_machine_status): Remove prototype.
4784 2001-01-09 Richard Henderson <rth@redhat.com>
4786 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4787 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4788 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4789 (sched_analyze_2, sched_analyze_insn): Likewise.
4790 (sched_analyze, init_deps): Likewise.
4791 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4792 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4793 (compute_block_backward_dependences): Update propagate_deps call.
4795 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4797 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4799 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4801 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4802 (cpp_handle_option): Handle them.
4803 (cpp_post_options): Ensure one of -M or -MM is specified with
4804 any other -M? option.
4805 (init_dependency_output): Suppress output with -MG.
4807 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4810 * invoke.texi: Update.
4812 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4814 * sh.md (reload_outsf): Generate recognizable patterns for
4817 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4819 * c-lang.c (lang_hooks): Update.
4820 (lang_init): Rename c_init.
4821 (lang_finish): Remove.
4822 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4824 * toplev.h (lang_hooks): Add init () and finish ().
4825 * tree.h (lang_init, lang_finish): Remove.
4826 * cp/tree.h (lang_init, lang_finish): Remove.
4827 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4828 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4830 (lang_init, lang_finish): Remove.
4831 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4832 (lang_hooks): Update.
4833 * java/lang.c (lang_init): Rename java_init.
4834 (lang_finish): Remove.
4835 (lang_hooks): Update.
4836 * objc/objc-act.c (lang_init): Rename objc_init.
4837 (lang_finish): Remove.
4838 (lang_hoooks): Update.
4840 20001-01-09 Graham Stott <grahams@redhat.com>
4842 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4843 after `ptr` is initialised.
4845 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4847 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
4848 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
4849 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
4850 stack adjusts, instead of r3.
4852 2001-01-09 Michael Hayes <mhayes@redhat.com>
4854 * flow.c (flow_loop_scan): Break out of ...
4855 (flow_loops_find) ... here.
4856 * basic-block.h (flow_loop_scan): New.
4857 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
4858 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
4860 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4862 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
4864 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
4865 realloc()ing macro_buffer.
4867 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4868 if it's wider than long and the target's long is wider than the
4871 2001-01-09 Mark Mitchell <mark@codesourcery.com>
4873 Remove support for using UWIN as a host machine.
4874 * configure.in: Issue an error message.
4875 * configure: Regenerated.
4876 * config.gcc: Remove xm_* UWIN configury.
4877 * config/i386/xm-uwin.h: Remove.
4879 2001-01-08 Nick Clifton <nickc@redhat.com>
4881 * config/v850/v850.c (ra_rtx): Delete.
4882 (v850_save_machine_status): Delete.
4883 (v850_restore_machine_status): Delete.
4884 (v850_init_machine_status): New function.
4885 (v850_mark_machine_status): New function.
4886 (v850_free_machine_status): New function.
4887 (v850_return_addr): Use ra_rtx field in machine structure.
4888 (v850_init_expanders): Use new functions.
4890 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
4891 * config/v850/v850.c: Change arguments to v850_output+* functions
4892 to take a const char *, to avoid compile time warning.
4893 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
4894 (USER_LABEL_PREFIX): Redefine.
4896 2000-01-08 Jim Wilson <wilson@redhat.com>
4898 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
4899 1 to unsigned HOST_WIDE_INT before left shift.
4901 2001-01-08 Nick Clifton <nickc@redhat.com>
4903 * config/arm/arm.c (arm_mark_machine_status): Check to see if
4904 the machine structure has been allocated.
4905 (arm_free_machine_status): New function: Free the machine
4906 specific function structure.
4908 2001-01-08 Richard Henderson <rth@redhat.com>
4910 * jump.c (simplejump_p): Revert last change.
4912 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
4914 * cppinit.c (init): Rename init_library.
4915 (cpp_create_reader): Update.
4916 * gcc.c (cpp_options): If -o given, use it as the target of
4919 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4921 * arm.c (arm_arch5e): New variable.
4922 (all_cores): XScale is a 5TE device.
4923 (arm_override_options): Set arm_arch5e.
4924 (arm_init_builtins): __builtin_prefetch is in arch5e.
4925 * arm.h (arm_arch5e): Declare it.
4927 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
4929 * arm.md (define_constants): Add defines for UNSPEC and
4930 UNSPEC_VOLATILE insns. Update all users.
4931 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
4932 * arm.c (multi_register_push, note_invalid_constants)
4933 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
4934 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
4935 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
4937 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
4939 * jump.c (jump_optimize_1): Use reversed_comparison_code
4940 instead of can_reverse_comparison_p.
4941 (jump_back_p): Likewise.
4942 (invert_exp_1): Likewise.
4943 (thread_jumps): Likewise.
4944 * simplify-rtx.c (simplify_unary_operation): Likewise.
4945 (simplify_ternary_operation): Likewise.
4946 * cse.c (find_comparison_args): Convert to use
4947 can_reverse_comparison_p.
4948 (record_jump_equiv): Likewise.
4950 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
4952 * arm.h (HARD_REGNO_RENAME_OK): Delete.
4953 (EPILOGUE_USES): Define.
4954 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
4955 automatically stack the LR if it isn't live.
4957 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
4959 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
4962 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
4964 * ggc-page.c (max_alignment): New structure.
4965 (MAX_ALIGNMENT): New macro.
4966 (init_ggc): Use it to round up the sizes in the
4967 extra_order_size_table.
4969 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4971 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
4974 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4976 * builtins.def (BUILT_IN_FPRINTF): New entry.
4978 * c-common.c (c_expand_builtin_fprintf): New function.
4979 (init_function_format_info): Handle __builtin_fprintf.
4980 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
4981 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
4983 * c-decl.c (duplicate_decls): Adjust comment.
4985 * extend.texi (fprintf): Document new builtin.
4987 2001-01-07 Richard Henderson <rth@redhat.com>
4989 * jump.c (simplejump_p): Recognize any single_set jump
4992 2001-01-07 Richard Henderson <rth@redhat.com>
4994 * configure.in (slibdir): Accept an --with-slibdir option.
4995 Use "test" not "[" in configure. Default to $(libdir).
4997 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
4999 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5000 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5001 (SHLIB_LINK): Create links for the soname.
5002 * config/mips/t-iris6: Likewise.
5003 * config/sparc/t-slibgcc: Likewise.
5004 * config/sparc/t-slibgcc-sld: Likewise.
5006 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5008 * config/i386/i386.c (constant_call_address_operand): Accept
5009 (const (plus (symbol_ref) (const_int))).
5010 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5011 constant_call_address_operand.
5013 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5015 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5016 and LONG_LONG_TYPE_SIZE > 32.
5018 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5020 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5021 the previous change.
5023 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5025 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5027 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5028 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5029 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5032 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5034 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5036 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5038 * c-lang.c (c_post_options): Call cpp_post_options.
5039 * objc/objc-act.c (objc_post_options): Similarly.
5040 * cppmain.c (main): Similarly.
5041 * fix-header.c (read_scan_file): Similarly.
5042 * cppinit.c (cpp_start_read): Move option consistency checks
5043 to cpp_post_options. Don't call init_dependency_output.
5044 If needed, add default target and main file dependency.
5045 (OPT_MD, OPT_MMD): Remove.
5047 (cpp_handle_option): Update for OPT_* changes.
5048 (cpp_post_options): New.
5049 (init_dependency_output): Command line -MF overrides environment
5050 variables. Don't set default target etc. Suppress output
5051 if dependencies are going to stdout.
5052 (print_help): Update.
5053 * cpplib.h (cpp_post_options): New.
5054 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5056 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5058 * jump.c (comparison_dominates_p): Support unordered compares.
5060 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5062 * simplify-rtx.c (simplify_relational_operation): Always simplify
5063 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5066 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5068 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5069 (nonzero_bits): Likewise.
5070 (simplify_comparison): Likewise.
5071 (num_sign_bit_copies): Likewise; return more sane value depending
5072 on STORE_FLAG_VALUE.
5073 (known_cond): Do not assume EQ to be always true for equivalent
5076 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5078 * cse.c (fold_rtx): Handle unordered comparisons.
5080 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5082 * rtlanal.c (set_of_1): New static function.
5083 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5084 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5085 reg_set_last_last_regno): Remove.
5086 (set_of): New global function.
5087 (set_of_data): New structure.
5088 (reg_set_p, reg_set_last): Revamp for set_of.
5089 * rtl.h (set_of): New.
5091 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5093 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5094 * extend.texi: Document _Exit builtin.
5096 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5098 * (initialize, initialize_builtins,
5099 initialize_dependency_output, initialize_standard_includes):
5100 Rename s/initialize/init. Update.
5101 (init_dependency_output): Move to after
5102 cpp_handle_options, the correct location temporally at least.
5103 (opt_comp): Move next to init (), its caller. Fix prototype.
5104 (init): Make "initialized" local scope.
5105 (cpp_create_reader): Always call init ().
5106 (cpp_start_read): Update.
5107 (output_deps): New function, broken out of cpp_finish.
5108 (cpp_finish): Break out output_deps.
5110 2001-01-07 Richard Henderson <rth@redhat.com>
5112 * collect2.c (COFF specific stuff): Revert 12-06 patch
5113 to prototype system functions.
5115 2001-01-07 Michael Hayes <mhayes@redhat.com>
5117 * hard-reg-set.h: Add multiple include guard.
5118 * basic-block.h (struct loop): Add `sink' field.
5119 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5120 (emit_iv_add_mult): Delete.
5121 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5122 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5123 (unroll_loop): Remove end_insert_before argument.
5124 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5125 (maybe_eliminate_biv_1): Likewise.
5126 (emit_iv_add_mult): Delete.
5127 (gen_add_mult, loop_regs_update): New.
5128 (loop_insn_emit_after, loop_insn_emit_before): New.
5129 (loop_insn_sink, loop_insn_sink_or_swim): New.
5130 (emit_iv_add_mult): Delete.
5131 (scan_loop): Set loop->sink.
5132 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5133 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5134 (maybe_eliminate_biv_1): Likewise.
5135 (maybe_eliminate_biv_1): Add basic block argument.
5136 * unroll.c (unroll_loop): Remove end_insert_before argument.
5137 (find_splittable_regs): Likewise.
5138 (find_splittable_regs): Use loop_insn_sink and its ilk.
5139 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5141 2001-01-07 Michael Hayes <mhayes@redhat.com>
5143 * loop.h (loop_insn_hoist): New prototype.
5144 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5145 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5146 (check_dbra_loop, load_mems): Likewise.
5147 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5148 (find_splittable_givs): Likewise.
5150 2001-01-07 Michael Hayes <mhayes@redhat.com>
5152 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5154 2001-01-07 Richard Henderson <rth@redhat.com>
5156 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5158 2001-01-07 Richard Henderson <rth@redhat.com>
5160 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5161 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5162 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5163 variant that handles a shared libgcc.
5164 (process_command): Always validate -{static,shared}-libgcc.
5165 (do_spec_1): New 'M' case.
5166 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5168 2001-01-07 Richard Henderson <rth@redhat.com>
5170 * Makefile.in (slibdir): New variable.
5171 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5172 (installdirs): Create slibdir.
5173 (install-libgcc, install-multilib): Defer to libgcc.mk.
5174 * configure.in (slibdir): Substitute.
5175 * mklibgcc.in (install): New target.
5177 * config/t-linux (SHLIB_LINK): Create links for the soname.
5178 (SHLIB_INSTALL): New.
5179 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5180 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5181 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5182 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5183 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5185 2001-01-07 Richard Henderson <rth@redhat.com>
5187 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5188 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5189 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5191 2001-01-07 Michael Hayes <mhayes@redhat.com>
5193 * loop.c (count_loop_regs_set): Delete.
5194 (load_mems_and_recount_loop_regs_set): Delete.
5195 (loop_regs_scan): Merge common code from count_loop_regs_set,
5196 scan_loop, and load_mems_and_recount_loop_regs_set.
5197 (scan_loop): Call load_mems directly and loop_regs_scan
5198 again if new registers created.
5200 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5202 * toplev.c (main): Call the front-end specific post_options
5203 hook if one is given.
5204 * toplev.h (struct_lang_hooks, lang_hooks): New.
5205 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5206 for the C front end.
5207 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5208 lang_hooks for the C++ front end.
5209 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5210 lang_hooks for the ObjC front end.
5211 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5212 * java/lang.c (lang_hooks): Hooks for the Java front end.
5214 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5216 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5217 for verbose DWARF[2] debugging.
5218 (cb_define, cb_undef): The new callbacks.
5219 * toplev.h (debug_define, debug_undef): Make const correct.
5220 * toplev.c (debug_define, debug_undef): Similarly. Do not
5221 perform the verbosity tests here anymore.
5223 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5225 * reload.c (subst_reloads): Take INSN argument. When
5226 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5227 * reload.h (subst_reloads): Adjust prototype.
5228 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5229 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5230 present in JUMP_INSNs and copy them to JUMP_LABEL.
5231 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5232 JUMP_INSNs and insns with REG_LABELs that are followed by
5233 JUMP_INSNs with the same REG_LABEL.
5234 * sched-rgn.c (is_cfg_nonregular): Likewise.
5235 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5237 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5239 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5241 2001-01-06 Richard Henderson <rth@redhat.com>
5243 * loop.c (scan_loop): Use xcalloc for the regs array.
5244 (load_mems_and_recount_loop_regs_set): Zero the new memory
5245 received from xrealloc.
5247 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5249 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5251 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5253 * integrate.c (copy_rtx_and_substitute): When copying
5254 an ignored return value, strip REG_FUNCTION_VALUE_P.
5256 2001-01-06 Michael Hayes <mhayes@redhat.com>
5258 * loop.c (debug_biv, debug_giv): New.
5259 (loop_biv_dump): Break out from ...
5260 (record_biv): ... here.
5261 (loop_giv_dump): Break out from ...
5262 (record_giv): ... here.
5263 (loop_bivs_check): Use print_simple_rtl.
5264 * unroll.c (loop_iterations): Use print_simple_rtl.
5266 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5268 * pa.md (return, return_internal): Modify patterns to prevent regrename
5269 mucking with the return pointer.
5271 2001-01-05 Richard Henderson <rth@redhat.com>
5273 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5275 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5277 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5278 version supplied by Matteo Frigo.
5280 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5282 * cpp.texi: Update for -MQ.
5283 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5284 (cpp_cleanup): Always free pfile->deps.
5285 (initialize_dependency_output): Don't create pfile->deps.
5286 (cpp_handle_option): Similarly.
5288 * gcc.c (cpp_options): Handle -MQ.
5289 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5290 * mkdeps.c (base_name): Remove.
5291 (deps_init): Don't allocate vector space until it's needed.
5292 (deps_free): Only free vectors if allocated.
5293 (deps_add_target, deps_add_dep): Update for initial allocation.
5294 (deps_add_default_target): Don't strip to the base_name.
5296 2001-01-05 DJ Delorie <dj@redhat.com>
5298 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5299 (INIT_EXPANDERS): Define.
5301 * config/v850/v850.c (struct machine_function): Define.
5302 (v850_save_machine_status): New function.
5303 (v850_restore_machine_status): New function.
5304 (v850_return_addr): New function.
5305 (v850_init_expanders): New function.
5307 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5308 and v850_init_expanders.
5310 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5312 * cpplib.h (struct cpp_reader): Add help_only field.
5313 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5314 (cpp_handle_option): Set pfile->help_only if we see -h,
5315 --help, -target-help, or --version. Print version string but
5316 do not set help_only if we see -v or -version. Make text
5317 printed by -v match that printed by (-)-version.
5319 * cppmain.c (main): Exit after option parsing if
5320 pfile->help_only is true.
5322 * toplev.c (independent_decode_option): Call print_version,
5323 then exit, if we see --version (but not -version).
5324 (print_version): Split lengthy message into two lines.
5326 2001-01-05 Nick Clifton <nickc@redhat.com>
5328 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5329 temporary string for initialisation before calling ggc_alloc_string.
5331 2001-01-06 Michael Hayes <mhayes@redhat.com>
5333 * rtl.h (print_simple_rtl): New.
5334 * print-rtl.c (print_simple_rtl): New.
5336 (print_rtx): Disable printing of flags and modes, etc.,
5337 if `flag_simple` nonzero.
5339 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5341 * function.c (fixup_var_refs): Use push_to_full_sequence where
5344 2001-01-05 Michael Meissner <meissner@redhat.com>
5346 * flags.h (flag_reorder_blocks): Add declaration.
5347 (flag_rename_block): Ditto.
5349 2001-01-05 DJ Delorie <dj@redhat.com>
5351 * function.c (reorder_blocks): Make sure the flags are all reset
5352 before using them to mark blocks, else a second invocation will
5353 corrupt the block chain.
5354 (reorder_blocks_0): New, resets the flags.
5356 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5358 * cse.c (find_comparison_args): Stop if the argument is known to
5361 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5363 * config/sh/sh.md (movdf): When splitting load into pair of
5364 registers, don't clobber the register used in the address too
5367 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5369 * varasm.c (mark_constant_pool): Improve initial comments.
5370 (mark_constants): Move marking of constants to mark_constant.
5371 (mark_constant): New function to recursively mark all constants
5372 referred to by a constant.
5374 2001-01-05 Catherine Moore <clm@redhat.com>
5376 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5378 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5380 * cp/lang-options.h: Bring comment in line with reality.
5381 * f/lang-options.h: Likewise.
5382 * java/lang-options.h: Likewise.
5383 * objc/lang-options.h: Likewise.
5384 * ch/lang-options.h: Likewise.
5385 * f/g77.texi: And update the manual.
5387 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5388 Denis Chertykov <denisc@overta.ru>
5390 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5391 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5392 * config/avr/avr.md (all peepholes that request a scratch register):
5393 Call it, FAIL the peephole if not safe (in interrupt functions).
5395 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5397 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5399 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5401 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5403 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5404 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5405 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5406 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5407 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5409 * extend.texi: Document these builtins.
5411 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5413 * c-common.c (lang_get_alias_set): Say we know nothing of
5414 VECTOR_TYPE aliasing.
5416 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5418 2001-01-05 Bruce Korb <bkorb@gnu.org>
5420 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5421 their x* equivalent versions for atexit-less systems
5422 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5423 systems (or any other system any more).
5425 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5427 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5428 output operands. Use arm_hard_register_operand for operand 4.
5429 (stmsi_postinc): Similarly.
5430 (ldmsi): Use arm_hard_register_operand for opernand 2.
5432 * arm.c (arm_hard_register_operand): New function.
5433 * arm-protos.h (arm_hard_register_operand): Prototype it.
5435 * arm.h (HARD_REGNO_RENAME_OK): Define.
5437 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5439 * simplify-rtx.c (cfc_args): add "unordered" field.
5440 (check_fold_consts): Set unordered field.
5441 (simplify_relational_operation): Simplify the unordered
5444 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5447 * emit-rtl.c (try_split): Fix code to mark labels.
5448 * jump.c (mark_jump_label): Make global.
5449 * rtl.h (mark_jump_label): Declare.
5451 * predict.c (estimate_probability): Handle unordred comparisons.
5453 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5455 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5456 * cppinit.c (initialize_dependency_output): Update.
5457 (cpp_finish): Output dummy targets for -MP.
5459 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5460 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5461 * gcc.c (cpp_options): Update to handle -MP.
5462 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5463 to quote only the default target.
5464 (deps_phony_targets): Insert a preceding newline. Rename from
5465 deps_dummy_targets for consistency.
5468 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5470 * calls.c (emit_library_call_value_1): Support
5471 INIT_CUMULATIVE_LIBCALL_ARGS.
5472 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5474 2001-01-04 Richard Henderson <rth@redhat.com>
5476 * c-decl.c (finish_struct): Detect flexible array members
5477 used in an inappropriate context.
5478 * c-typeck.c (really_start_incremental_init): Special case
5479 constructor_max_index for zero length arrays.
5480 (pop_init_level): Allow initialization of flexible array
5481 members. Deprecate initialization of zero length arrays.
5482 Don't issue missing initializer warning for flexible array
5483 members or zero length arrays.
5484 (process_init_element): Don't dereference null DECL_SIZE.
5485 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5486 Don't abort for empty constructors. Use size_binop
5487 (output_constructor): Add commentary regarding zero length
5488 array futures. Abort if we try to initialize an array of
5489 unspecified length with a non-empty constructor in the middle
5492 * extend.texi (Zero Length): Update and clarify documentation
5493 on static initialization.
5495 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5497 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5498 with more than 32767 words of local storage.
5500 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5502 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5503 for 'abs', 'labs', and 'fabs'.
5504 (c4x_expand_builtin): Likewise.
5505 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5507 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5509 * config/sh/sh.md (prget, prset): New insn types.
5510 (return delay slot): Dont' allow prset.
5511 (call, sfunc delay slot): Don't allow prget.
5512 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5513 for prset and prget.
5515 2001-01-05 Michael Hayes <mhayes@redhat.com>
5517 * loop.h (struct loop_reg): New.
5518 (struct loop_regs): Change to use array of `struct loop_reg'.
5519 * loop.c: Replace assortment of varrays with single regs array.
5520 (count_one_set): Delete may_not_move array argument
5521 and use regs array instead. All caller's changed.
5522 (count_loop_regs_set): Delete may_not_move and single_usage
5523 arguments and use regs array instead. All caller's changed.
5524 (find_single_use_in_loop): Replace usage array argument with pointer
5525 to regs structure. All caller's changed.
5526 (loop_optimize): Delete `moved_once' array.
5528 2001-01-05 Michael Hayes <mhayes@redhat.com>
5530 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5531 Use it instead of loop_info->has_call for scanning loop mems.
5532 (check_dbra_loop): Replace loop_info->has_call test with
5533 loop_info->has_nonconst_call.
5535 2000-01-04 Matthew Hiller <hiller@redhat.com>
5537 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5540 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5542 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5543 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5545 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5547 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5548 (flag_short_double, flag_short_wchar): Define.
5549 (c_common_nodes_and_builtins): Create many tree nodes shared
5550 between C and C++ here instead of in cp/decl.c and ...
5551 * c-decl.c (init_decl_processing): ... here.
5552 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5553 (flag_short_double, flag_short_wchar): Don't define.
5554 (record_builtin_type): New function.
5555 (build_void_list_node): New function.
5556 * c-common.h (flag_short_double, flag_short_wchar,
5557 record_builtin_type, build_void_list_node): Declare.
5559 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5561 * integrate.c (expand_inline_function): Don't put a virtual
5562 register into the reg map.
5564 * function.c (fixup_var_refs_1): If force_operand didn't put
5565 the address into the target, move it there.
5567 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5569 Special-case tree_decl/tree_list allocations.
5570 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5571 (OBJECT_SIZE): New macro.
5572 (NUM_EXTRA_ORDER): Likewise.
5573 (extra_order_size_table): New variable.
5574 (NUM_ORDERS): New macro.
5575 (objects_per_page_table): New variable.
5576 (object_size_table): New variable.
5577 (G.pages): Use NUM_ORDERS to bound the array.
5578 (G.page_tails): Likewise.
5579 (DIV_ROUND_UP): Remove.
5580 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5581 (alloc_page): Use OBJECT_SIZE.
5582 (size_lookup): Don't make it const.
5583 (ggc_alloc): Use OBJECT_SIZE.
5584 (ggc_set_mark): Likewise.
5585 (ggc_get_size): Likewise.
5586 (init_ggc): Set up the object_size_table, objects_per_page_table,
5587 and adjust size_lookup.
5588 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5589 (ggc_pop_context): Use NUM_ORDERS.
5590 (clear_marks): Likewise.
5591 (sweep_pages): Likewise.
5592 (poison_pages): Likewise.
5593 (ggc_print_statistics): Use OBJECT_SIZE.
5595 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5597 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5598 Only call array_size_for_constructor if last field and array type
5599 with no upper bound.
5601 2001-01-04 Philip Blundell <philb@gnu.org>
5603 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5604 from bit 31 downwards, if this requires no more insns.
5605 (count_insns_for_constant): New helper function for above.
5607 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5609 * gencodes.c (output_predicate_decls): Remove empty initializer.
5611 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5613 * tree.c (copy_node): Remove documentation about obstacks.
5614 (buidl1): Check that nobody tries to build 2-argument nodes this
5617 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5619 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5622 * gencodes.c (output_predicate_decls): Fill empty initializer
5625 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5627 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5628 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5630 (do_include): Handle missing headers like cpp0.
5631 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5632 paths with first include pathname. Don't strcat to uninitialized
5635 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5637 * regrename.c (regrename_optimize): Don't rename from frame pointer
5638 if frame_pointer_needed.
5639 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5640 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5641 (ia64_reorg): Use it instead of scheduling if ! optimize.
5642 (errata_emit_nops): Properly call asm_noperands.
5643 (ia64_sched_reorder): Finish cycle if we see an asm.
5644 (ia64_variable_issue): Clear scheduling state after asms.
5646 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5648 * cpp.texi: Update for -MT.
5649 * cppinit.c (initialize_dependency_output): Add a default
5650 target if none has been given already.
5651 (no_tgt, OPT_MT): New.
5652 (cpp_handle_option): Handle -MT. Update -M etc.
5653 * cpplib.h (struct cpp_options): Remove deps_target.
5654 * gcc.c (cpp_options): Handle -MT.
5655 * mkdeps.c (struct deps): Move from mkdeps.h.
5656 (deps_calc_target): Rename deps_add_default_target. Add a
5657 default target if none has been specified already.
5658 * mkdeps.h (struct deps): Move to mkdeps.c.
5659 (deps_calc_target): Rename deps_add_default_target.
5661 2000-01-03 Richard Henderson <rth@redhat.com>
5663 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5665 * c-typeck.c (push_init_level): Move checks for flexible array
5666 members and zero length arrays ...
5667 (pop_init_level): ... here. Silently discard empty initializations.
5669 * varasm.c (output_constructor): Update for sizeof change to
5672 * extend.texi (Zero Length): Clarify semantics.
5674 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5676 * configure.in (tm.h): Include isns-codes.h last.
5677 * configure: Rebuilt.
5679 2001-01-03 Richard Henderson <rth@redhat.com>
5681 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5682 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5684 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5686 * tradcpp.c (main): Make sure finclude() is called with a valid
5687 indepth value while handling -include.
5689 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5691 * gencodes.c (output_predicate_decls): New function.
5693 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5694 even if it is not the first time machmode.h is #included.
5695 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5696 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5697 * gcc.texi (Copyright): Added 2001.
5699 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5701 * c-common.c (c_common_lang_init): New function. Warn if format
5702 warning options which only have effects when used with -Wformat
5703 are used without -Wformat.
5704 * c-common.h (c_common_lang_init): Declare.
5705 * c-lang.c (lang_init): Call c_common_lang_init.
5706 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5708 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5710 * configure.in: Check for the mktemp command.
5711 * configure: Regenerate.
5712 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5713 $TEMP. Create temporary files with mktemp, if available at
5714 configure time; otherwise use set -C. Remove temporary files
5717 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5719 * configure.in: Require at least texinfo 4.0. Check for whether
5720 Pod::Man is sufficiently recent to regenerate GCC manpages.
5721 * configure: Regenerate.
5722 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5724 (GENERATED_MANPAGES): Define.
5725 (generated-manpages): New target. Depend on cpp.1 as well as
5727 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5728 configure to generated-manpages or empty) rather than on the
5729 manpages directly. Remove execute permission from installed
5730 gcov.1 as well as cpp.1.
5731 * cpp.1, gcov.1: Regenerate.
5733 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5735 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5736 tree_low_cst. Allow using cmpstrsi in more cases.
5738 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5740 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5743 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5745 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5746 * Makefile.in (HOST_CFLAGS): Mention build-make.
5748 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5750 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5753 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5755 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5758 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5761 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5762 reg_base_value and reg_known_value arrays.
5763 (init_alias_analysis): Add more cases to detect known values.
5764 * sched-deps.c (deps_may_trap_p): New function.
5765 (sched_analyze_2): Use it.
5767 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5769 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5770 don't discard an ASHIFTRT if we're shifting in a wider mode.
5772 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5774 * toplev.c (rest_of_compilation): Don't print basic block information
5775 when CFG isn't up to date.
5777 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5779 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5780 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5781 (UNALIGNED_SHORT_ASM_OP): Define.
5782 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5784 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5786 * fold-const.c (fold_convert): Fix typo.
5788 2001-01-02 Richard Henderson <rth@redhat.com>
5790 * c-common.h (ASM_INPUT_P): New.
5791 * c-parse.in (asm): Set it when needed.
5792 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5793 existance of an operand.
5795 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5797 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5798 (dwarf2out_frame_debug_expr): Likewise.
5799 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5801 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5803 * i386.c (ix86_split_to_parts): Return number of part required;
5805 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5807 (ix86_split_long_move): Use number of part returned
5808 by ix86_split_to_parts
5809 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5811 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5812 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5813 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5814 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5815 (ALIGN_MODE_128): Add TFmode.
5816 (IS_STACK_MODE): Likewise.
5817 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5818 (HARD_REGNO_OK): Support TFmodes.
5819 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5820 * i386.md (scheduler definitions): Use memory operand to determine
5821 fst/fld instructions; use mode attribute to determine real mode of
5823 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5824 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5826 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5828 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5830 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5832 * expr.c (store_constructor_field): Update ALIGN before calling
5835 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5837 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5840 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5842 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5845 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5847 * c-decl.c (start_function): Don't warn on third parameter to main.
5849 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5851 * tsystem.h: Define HAVE_DECL_GETOPT.
5853 2001-01-02 Philip Blundell <pb@futuretv.com>
5855 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
5858 2001-01-02 Richard Henderson <rth@redhat.com>
5860 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
5862 2001-01-02 Andreas Jaeger <aj@suse.de>
5864 * c-decl.c (c_decode_option): Remove support of
5867 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
5868 (W_options): Add -Wmissing-noreturn here.
5870 * flow.c: Define lang_missing_noreturn_ok_p.
5871 (check_function_return_warnings): Use it.
5873 * c-common.h: Declare lang_missing_noreturn_ok_p.
5875 * c-lang.c (c_missing_noreturn_ok_p): New function.
5876 (lang_init): Set lang_missing_noreturn_ok_p.
5878 * invoke.texi (Warning Options): Document this.
5880 2000-12-27 Phil Edwards <pme@sources.redhat.com>
5882 * extend.texi (C++ Extensions): New node for C++ attributes;
5883 describe init_priority and com_interface.
5884 * invoke.texi: Remove -finit-priority as it now has zero effect.
5885 * install.texi: Fix xref syntax.
5886 * md.texi: Likewise.
5888 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5890 * config.gcc (sparc64-wrs-vxworks*): New case.
5891 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
5893 * config/sparc/sparc.c (sparc_override_options): Do support different
5894 pointer and architecture size.
5895 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
5896 (POINTERS_EXTEND_UNSIGNED): Define.
5897 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
5898 (FUNCTION_MODE): Define to be Pmode.
5899 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
5901 * function.c (expand_function_end): Properly handle DECL_RESULT
5902 and copy when ptr_mode != Pmode.
5903 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
5905 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * c-common.c (c_common_nodes_and_builtins): Set prototype
5908 parameters for __builtin_fputs, __builtin_fputc and
5909 __builtin_fwrite. Don't declare plain fputc as a builtin.
5911 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
5913 * loop.c (add_label_notes): Increment the label usage count when
5914 a note is added to an insn which refers to a CODE_LABEL.
5915 * gcse.c (add_label_notes): Likewise.
5917 2001-01-01 Andreas Jaeger <aj@suse.de>
5919 * loop.c (scan_loop): Use xmalloc to allocate movables.
5921 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5923 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
5924 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
5925 * reload1.c (REGISTER_MOVE_COST): Likewise.
5926 * regclass.c (REGISTER_MOVE_COST): Likewise.
5927 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
5928 dimension. Adjust all users.
5929 (init_reg_sets_1): Iterate on all modes.
5930 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
5931 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
5932 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
5933 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
5934 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
5935 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
5936 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
5937 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
5938 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
5939 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
5940 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
5941 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
5942 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
5943 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
5944 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
5945 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
5946 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
5947 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
5948 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
5949 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
5950 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
5951 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
5952 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
5953 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
5954 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
5955 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
5956 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
5958 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5960 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
5961 arg VARIES_P. Call it with extra arg.
5962 (true_dependence): Likewise.
5963 * rtl.h (rtx_addr_can_trap_p): Declare.
5964 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
5966 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
5967 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
5968 pic offset table register if it's zero. All callers changed.
5969 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
5971 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5973 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
5974 STRING_POOL_ADDRESS_P.
5976 * config/sparc/sparc.c (input_operand): Properly test for short op.
5978 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
5979 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
5980 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
5981 * config/sparc/elf.h: No longer include sol2.h.
5982 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
5983 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
5985 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
5987 2001-01-01 Michael Hayes <mhayes@redhat.com>
5989 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
5990 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
5991 (record_initial): Likewise.
5992 * unroll.c (copy_loop_body, loop_iterations): Likewise.
5993 (remap_split_bivs): Likewise.
5995 2001-01-01 Michael Hayes <mhayes@redhat.com>
5997 * loop.c (loop_ivs_free): New function.
5998 (strength_reduce): Break out from...
6000 2001-01-01 Michael Hayes <mhayes@redhat.com>
6002 * loop.h (struct iv): New.
6003 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6004 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6005 'reg_biv_class' fields with 'regs' and 'n_regs'.
6006 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6007 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6008 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6010 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6012 * resource.c (mark_referenced_resources): Abort() before
6013 attempting to mark a pseudo register.
6014 (mark_set_resources): Likewise.
6016 2001-01-01 Michael Hayes <mhayes@redhat.com>
6018 * loop.h (REG_IV_CLASS): New accessor macro.
6019 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6020 * unroll.c (REG_IV_CLASS): Likewise.
6022 See ChangeLog.4 for earlier changes.