1 2001-05-07 Mark Mitchell <mark@codesourcery.com>
3 * gcc.texi: Remove references to CHILL.
4 * invoke.texi: Likewise.
5 * install.texi: Likewise.
7 2001-05-06 Zack Weinberg <zackw@stanford.edu>
9 * Makefile.in (tradcpp0): Correct typo in dependency list.
11 2001-05-06 Andreas Jaeger <aj@suse.de>
13 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
14 (i386 Options): Document -momit-leaf-frame-pointer.
16 Sun May 6 10:54:20 2001 Jim Wilson <wilson@redhat.com>
18 * dwarf2out.c (output_line_info): Fix typo.
20 2001-05-05 Richard Henderson <rth@redhat.com>
22 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
24 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
26 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
27 between X and Y by using sequences of xgdx and xgdy.
29 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
31 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
32 of '!' for the 'D' alternative ('!' is too strong).
33 ("*logicalsi3_silshl16"): Likewise.
34 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
35 ("movstrictsi"): Remove spurious '+'.
36 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
37 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
38 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
41 2001-05-04 David Edelsohn <edelsohn@gnu.org>
43 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
45 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
47 * config/rs6000/rs6000.md (ashldi3 splits): Guard with TARGET_POWERPC64.
49 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
51 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
52 soft register, use ror instead of rol.
54 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
56 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
57 into account pre/post increment decrement for 68HC12.
58 Fix other problems in replacement and fix call to reg_mentioned_p.
60 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
62 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
63 Put the soft registers in bss for 68HC12.
64 (L_regs_d3_4): New for _.d3 and _.d4.
65 (L_regs_d5_6): Likewise.
66 (L_regs_d1_2): Likewise.
67 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
69 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
71 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
72 to the pre-processor when -fshort-double is specified.
73 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
75 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
77 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
78 (__mulsi3): Rewrite for 68HC12.
79 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
80 Mark 'x' constraint with earlyclobber to prevent a
81 RELOAD_FOR_OTHER_ADDRESS to go in it.
82 (mulhi3_m68hc12): New pattern.
83 (mulhi3_m68hc11): Rename of mulhi3.
84 (mulhi3): New expand for 68HC12 optimisation.
85 (umulhisi3, mulhisi3): New patterns for 68HC12.
87 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
89 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
90 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
91 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
93 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
95 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
96 constants cheap after reload.
97 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
99 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
100 so that gcc prefers a shift by 16.
101 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
103 2001-05-04 Mark Elbrecht <snowball3@bigfoot.com>
105 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
106 (CPP_SPEC): Conditionally define MSDOS and GO32.
107 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
108 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
110 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
112 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * hash.c (hash_lookup): Likewise.
116 * hash.h (hash_lookup): Likewise.
118 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
120 2001-05-03 David O'Brien <obrien@FreeBSD.org>
122 * config/t-freebsd: Don't install "assert.h" in gcc. Compile
123 crtbeginS.o and crtendS.o with PIC.
125 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
127 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
129 ("bitcmpqi2"): New pattern for bit-extract and test.
130 ("bitcmphi"): New pattern for bitb/bita instructions.
132 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
134 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
136 (INITIALIZE_TRAMPOLINE): Call it.
137 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
138 (TRAMPOLINE_TEMPLATE): Remove.
139 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
140 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
143 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
145 * gccbug.in: Use a temporary directory when the mktemp command is
148 2001-05-03 David Edelsohn <edelsohn@gnu.org>
150 * config/rs6000/aix51.h: Remove duplicate header file inclusion as
151 reported by David O'Brien <obrien@FreeBSD.org>.
153 2001-05-03 Mark Mitchell <mark@codesourcery.com>
155 * integrate.h (struct inline_remap): Add leaf_reg_map table.
156 * integrate.c (expand_inline_function): Use xcalloc to allocate
158 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
161 2001-05-02 Geoff Keating <geoffk@redhat.com>
163 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
164 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
165 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
166 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
167 ctrdi_internal6): In the short-branch case, this insn is only 4
168 bytes long. Reported by Reza Yazdani <reza@apple.com>.
170 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
171 (setup_incoming_varargs): Remove warning.
173 * config/rs6000/rs6000.c (validate_condition_mode): When
174 flag_fast_math, allow floating-point conditionals to be reversed.
175 (rs6000_generate_compare): When flag_fast_math, don't generate
176 cror operations for FP conditionals.
178 2001-05-02 Dale Johannesen <dalej@apple.com>
180 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
182 (STRICT_ARGUMENT_NAMING): Define.
183 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
184 function_arg_partial_nregs, setup_incoming_varargs): Remove
185 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
188 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
190 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
193 * expr.c (store_field): Do nothing except elaborate side-effects if
196 2001-05-02 Nick Clifton <nickc@cambridge.redhat.com>
198 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
199 constant pool, use the pool's SYMBOL_REF instead.
201 2001-05-01 Per Bothner <per@bothner.com>
203 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
204 call do_pending_stack_adjust before emiting label.
206 2001-05-01 Mark Mitchell <mark@codesourcery.com>
208 * extend.texi: Fix typo.
210 2001-05-01 Stan Shebs <shebs@apple.com>
212 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
213 of UOBJC_MODULES_decl.
214 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
215 (generate_descriptor_table): Ditto.
216 (generate_protocols): Ditto.
217 (generate_protocol_list): Ditto.
218 (generate_classref_translation_entry): Ditto.
220 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
222 * ChangeLog (2001-02-21): Remove erroneous entry.
223 * gcc.c (cc1_options): Add "-param".
224 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
225 (option_map): Likewise.
226 (display_help): Add "--param" to 'other' options.
227 * invoke.texi (Optimize Options): Add documentation for `--param
228 max-delay-slot-insn-search' and `--param
229 max-delay-slot-live-search' and reorder --param section.
230 * params.def: Modify initial comment.
231 * params.h (param_info): Add `help' member.
232 * toplev.c (lang_independent_params): Include `help' description.
233 (display_help): Print --param parameters.
234 (independent_decode_option): Fix typographical error.
236 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
238 * c-tree.texi (USING_STMT): Document.
240 2001-04-30 Mark Mitchell <mark@codesourcery.com>
241 Richard Henderson <rth@redhat.com>
243 * extend.texi: Improve documentation of volatile asms.
245 2001-04-30 Mark Mitchell <mark@codesourcery.com>
247 * c-tree.texi: Fix thinko.
248 * gcc.texi: Likewise.
250 2001-04-30 Richard Henderson <rth@redhat.com>
252 * c-common.c (c_promoting_integer_type_p): New function, from the
253 corpse of old macro. Properly promote too-small enumerations and
254 booleans. Adjust all callers.
255 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
256 (c_promoting_integer_type_p): Declare.
257 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
258 * c-typeck.c: Likewise.
259 (default_conversion): Remove now redundant boolean check.
261 2001-04-30 Jan Hubicka <jh@suse.cz>
262 Richard Henderson <rth@redhat.com>
264 * regmove.c (try_apply_stack_adjustment): Remove now redundant
266 (combine_stack_adjustments_for_block): Don't combine stack
267 allocation followed by deallocations. Handle grow-up stacks.
269 2001-04-30 Mark Mitchell <mark@codesourcery.com>
271 * fdl.texi: New file.
272 * c-tree.texi: Use the GFDL.
273 * gcc.texi: Likewise.
275 2001-04-30 Stan Shebs <shebs@apple.com>
277 * invoke.texi: Add a section documenting Objective-C options.
279 2001-04-30 Mark Mitchell <mark@codesourcery.com>
281 * regmove.c (record_stack_memrefs): Catch all references to the
284 2001-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
286 * pa.c (hppa_init_pic_save): Update last_parm_insn after emitting
289 2001-04-30 Mark Mitchell <mark@codesourcery.com>
291 * extend.texi (extended asm): Fix typo.
293 Sat Apr 28 10:32:26 2001 Jeffrey A Law (law@cygnus.com)
295 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
296 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
297 into the constant pool.
298 * jump.c (jump_optimize_1): Remove barrier successors after all
299 the LABEL_NUSES counds have been computed.
300 (delete_barrier_successors): When deleting a tablejump insn, also
301 delete the jump table it uses.
302 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
305 2001-04-28 Andreas Jaeger <aj@suse.de>
307 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
309 * extend.texi: Likewise.
311 2001-04-28 Andreas Jaeger <aj@suse.de>
313 * md.texi: Use XX-bit instead of XXbit or XX bit where
316 2001-04-28 Andreas Jaeger <aj@suse.de>
317 Richard Henderson <rth@redhat.com>
319 * md.texi (Machine Constraints): Fix description of "A" for
322 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
324 * collect2.c (main): Add `-L' case to remove duplicate entries.
325 (is_in_args): New function to check for a duplicate argument.
326 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
327 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
328 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
329 Define to be nonzero.
331 Fri Apr 27 10:41:06 2001 Jeffrey A Law (law@cygnus.com)
333 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
335 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
337 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
338 common to other movsf patterns. Move up so that in future
339 people who change the other patterns will change it too.
340 (movsf_lo_sum): Allow even for soft-float; add appropriate
342 (movsf_high): Likewise.
343 (movsf_high+1): Allow even for soft-float.
345 2001-04-26 Mark Mitchell <mark@codesourcery.com>
347 * invoke.texi: Document more C++ command-line options.
349 2001-04-26 H.J. Lu (hjl@gnu.org)
351 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
353 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
355 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
356 (ASM_OUTPUT_SECTION_NAME): Likewise.
357 (ASM_WEAKEN_LABEL): Likewise.
358 (UNIQUE_SECTION): Likewise.
359 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
360 (ASM_OUTPUT_DESTRUCTOR): Likewise.
361 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
362 (ASM_OUTPUT_SECTION_NAME): Likewise.
363 (ASM_WEAKEN_LABEL): Likewise.
364 (UNIQUE_SECTION): Likewise.
365 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
366 (ASM_OUTPUT_DESTRUCTOR): Likewise.
367 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
368 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
369 (ASM_FILE_START): Likewise.
370 (ASM_OUTPUT_SOURCE_LINE): Likewise.
371 (ASM_DECLARE_OBJECT_NAME): Likewise.
372 (ASM_FILE_END): Likewise.
373 (ASM_DECLARE_FUNCTION_NAME): Likewise.
374 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
375 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
376 (ASM_OUTPUT_CASE_LABEL): Likewise.
377 (ASM_OUTPUT_SKIP): Likewise.
378 (ASM_OUTPUT_ASCII): Likewise.
379 (ASM_OUTPUT_IDENT): Likewise.
380 (READONLY_DATA_SECTION): Likewise.
381 (EXTRA_SECTIONS): Likewise.
382 (EXTRA_SECTION_FUNCTIONS): Likewise.
383 (SELECT_RTX_SECTION): Likewise.
384 (SELECT_SECTION): Likewise.
386 * config/mips/linux.h (INVOKE__main): Undefine.
387 (CTOR_LIST_BEGIN): Likewise.
388 (CTOR_LIST_END): Likewise.
389 (DTOR_LIST_BEGIN): Likewise.
390 (DTOR_LIST_END): Likewise.
391 (SET_ASM_OP): Defined it to ".dummy".
392 (ASM_OUTPUT_DEF): Defined.
393 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
395 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
397 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
399 2001-04-26 Jakub Jelinek <jakub@redhat.com>
401 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
404 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
406 * configure.in (configargs.h): Define thread_model.
407 * configure: Rebuilt.
408 * gcc.c (main): Print it with -v.
410 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
412 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
413 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
416 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
418 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
419 is_redundant_typedef): Use static inline instead of inline static.
421 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
423 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
424 this directory is always searched.
426 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
428 * loop.c (try_swap_copy_prop): Go back to checking insn.
430 2001-04-25 Jakub Jelinek <jakub@redhat.com>
432 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
433 out and comparison sequence has been detected, put result into
434 proper temporary pseudo.
436 2001-04-24 Mark Mitchell <mark@codesourcery.com>
438 * dwarf2out.c (dwarf2out_finish): Forcibly return to the data
439 section after emitting information.
441 2001-04-24 Zack Weinberg <zackw@stanford.edu>
443 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
444 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
445 * libgcc2.c: Remove __dummy and __empty functions, and all
446 code for __builtin_saveregs.
447 * libgcc2.h: Don't prototype __builtin_saveregs, __dummy, or __empty.
448 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
449 for future reference.
451 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
453 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
454 passing nested NOP_EXPRs to fold.
456 2001-04-23 Mark Mitchell <mark@codesourcery.com>
458 * dwarf2out.c (rtl_for_decl_location): Add comments. Abort
459 if the decl is abstract.
460 (add_bound_info): Don't try to get the location of an abstract
463 2001-04-22 Mark Mitchell <mark@codesourcery.com>
465 * loop.c (loop_delete_insns): Add prototype.
467 2001-04-21 Mark Mitchell <mark@codesourcery.com>
469 * flow.c (proagate_one_insn): Remove useless assignment.
470 * jump.c (delete_insn): Tidy.
471 * loop.c (try_copy_prop): When deleting an instruction with a
472 REG_RETVAL note, delete the entire libcall sequence.
473 (loop_delete_insns): New function.
474 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
475 we're not substituting into them yet.
477 2001-04-21 Kazu Hirata <kazu@hxi.com>
479 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
481 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
483 * config/i960/i960.c (signed_arith_operand): Likewise.
485 * calls.c (expand_call): Fix a comment typo.
487 Fri Apr 20 12:22:15 2001 Jeffrey A Law (law@cygnus.com)
489 * config/pa/som.h (NM_FLAGS): Define.
491 2001-04-20 Bernd Schmidt <bernds@redhat.com>
493 * ia64.c (ia64_flag_schedule_insns2): New variable.
494 (ia64_override_options): Initialize it. Clear
495 flag_schedule_insns_after_reload.
496 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
498 Thu Apr 19 19:12:57 2001 Jeffrey A Law (law@cygnus.com)
500 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
501 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
503 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
504 name at 32 total characters.
505 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
506 functions in named sections -- data items can still go into unique
507 sections, but they have normal names (ie $LIT$ and $DATA$).
509 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
512 2001-04-19 Mark Mitchell <mark@codesourcery.com>
514 * toplev.h (struct lang_hooks): Allow decode_option to indicate
515 that language-independent processing should not be done.
516 * toplev.c (main): Adjust accordingly.
518 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
519 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
521 * mips.md (reload_outputdi): Require that operand0 be a
524 2001-04-19 Jakub Jelinek <jakub@redhat.com>
526 * invoke.texi (-Wshadow): Clarify.
528 2001-04-18 Mark Mitchell <mark@codesourcery.com>
530 * loop.c (load_mems): Examine all the instructions in the loop
531 before concluding that all jumps branch to the first instruction
534 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
536 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
538 2001-04-18 Jakub Jelinek <jakub@redhat.com>
540 * cpp.texi (-Wwhite-space): Remove.
541 (-Wall): -Wall does not imply -Wwhite-space.
543 2001-04-17 Zack Weinberg <zackw@stanford.edu>
545 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
546 use it instead of blindly generating a .stabs.
547 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
549 * xcoffout.c: Don't bother defining default for N_CATCH.
550 (UNKNOWN_STAB): Use internal_error.
551 (stab_to_sclass): Remove now-unnecessary aborts.
552 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
554 Tue Apr 17 21:39:12 2001 Jeffrey A Law (law@cygnus.com)
556 * jump.c (mark_all_labels): Canonicalize the tail recursion
557 label attached to CALL_PLACEHOLDER insns.
559 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
561 * dbxout.c (N_OPT): Define if not available from <stab.h>
563 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
565 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
566 libraries and native K&R compilers.
568 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
570 * c-typeck.c (convert_arguments): Don't check for width changes
573 * invoke.texi (-Wtraditional): Update documentation.
575 2001-04-16 Zack Weinberg <zackw@stanford.edu>
577 * toplev.c (output_lang_identify): Delete.
578 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
579 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
580 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
581 after calling ASM_FILE_END.
583 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
584 Instead, unconditionally emit an N_OPT stab with string equal
585 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
587 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
589 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
590 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
591 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
592 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
593 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
594 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
595 config/i370/i370.h, config/i386/beos-elf.h,
596 config/i386/osf1elf.h, config/i386/osfrose.h,
597 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
598 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
599 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
600 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
601 config/mips/iris6.h, config/mips/osfrose.h,
602 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
603 config/sparc/sp64-elf.h:
604 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
605 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
607 * config/elfos.h, config/freebsd.h, config/linux.h,
608 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
609 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
610 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
611 of ASM_FILE_START which merely emit a .version directive. Delete
612 definitions of ASM_FILE_END which merely emit an .ident directive.
614 * config/avr/avr.h, config/vax/vax.h: Delete definition of
615 ASM_IDENTIFY_GCC and move part of its logic into
618 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
619 config/sparc/linux-aout.h: Don't emit .version directive in
622 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
623 (output_file_start): Correct comment.
625 * config/i386/osfrose.h: Don't emit trailing .ident directive.
626 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
628 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
629 * config/rs6000/aix.h: Correct comment.
631 * config/i386/i386afe.h: Delete.
632 * config.gcc: Remove references to i386afe.h.
634 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
635 other macros deleted by this patch were undocumented.
637 Mon Apr 16 08:02:14 2001 Jeffrey A Law (law@cygnus.com)
639 * pa.md (reload_outdi): Operand 0 must be a non hard register.
641 * pa.c (secondary_reload_class): SAR<->FP copies require a
644 * install.texi (mips-mips-bsd): Update list of functions
645 required to include memmove.
646 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
647 used functions to include memmove.
649 2001-04-15 Mark Mitchell <mark@codesourcery.com>
651 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
654 2001-04-15 Jim Wilson <wilson@redhat.com>
656 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
658 2001-04-13 Jim Wilson <wilson@redhat.com>
660 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
661 (first_instruction): New static variable.
662 (rtx_needs_barrier): Return 1 for alloc.
663 (init_insn_group_barriers): Set first_instruction.
664 (rws_sum): Delete duplicate definition.
665 (group_barrier_needed_p): Return 0 when first_instruction true.
666 (safe_group_barrier_needed_p): Save and restore first_instruction
667 around group_barrier_needed_p call.
669 Fri Apr 13 21:33:59 2001 Loren J. Rittle <ljrittle@acm.org>
671 * expr.h (enum libfunc_index): Add LTI_memmove.
672 (memmove_libfunc): Define macro.
673 * optabs.c (init_optabs): Initialize memmove_libfunc.
674 * expr.c (expand_assignment): Use memmove_libfunc instead of
677 2001-04-13 Alan Modra <alan@linuxcare.com.au>
679 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
682 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
684 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
685 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
686 MAKEINFO and MAKEINFOFLAGS too.
687 (stage4_build): Correctly order -B flags.
689 2001-04-12 Jim Wilson <wilson@redhat.com>
691 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
692 to just emit an fnorm.
694 2001-04-12 Mark Mitchell <mark@codesourcery.com>
696 * invoke.texi: Document --param max-gcse-memory.
698 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
700 * sh.md (builtin_setjmp_receiver): New expander.
702 2001-04-12 Kelley Cook <kelley.cook@home.com>
704 * config-lang.in (lang_dirs): Add in zlib.
706 2001-04-11 Mark Mitchell <mark@codesourcery.com>
708 * dwarf2out.c (modified_type_die): Don't create new types here.
709 * tree.h (get_qualified_type): New function.
710 (build_qualified_type): Adjust comment.
711 * tree.c (get_qualified_type): New function.
712 (build_qualified_type): Use it.
714 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
716 * cpp.texi (-Wtraditional): Update description.
718 * invoke.texi (-Wtraditional): Likewise.
720 2001-04-11 Jim Wilson <wilson@redhat.com>
722 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
723 requires more than 64 bits of alignment.
725 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
727 * cpplib.c (do_line): Sanity check iff enable checking.
729 2001-04-11 Mark Mitchell <mark@codesourcery.com>
731 * Makefile.in (gcse.o): Depend on params.h.
732 * gcse.c: Include params.h.
733 (gcse_main): Don't do GCSE if doing so will take inordinate
735 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
736 * params.h (MAX_GCSE_MEMORY): New macro.
738 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
740 * c-typeck.c (convert_arguments): -Wtraditional now activates
741 -Wconversion warnings, except for changes in signed-ness.
742 Detect complex<->int & int<->complex conversions as well.
744 * invoke.texi (-Wtraditional): Document it.
746 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
748 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
750 2001-04-11 Jason Merrill <jason_merrill@redhat.com>
752 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
754 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
755 * varasm.c (CHKR_PREFIX): Likewise.
757 2001-04-11 Jakub Jelinek <jakub@redhat.com>
759 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
761 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
763 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
764 (LIB2ADD_ST): New macro, pass it to mklibgcc.
765 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
766 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
767 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
769 2001-04-09 Neil Booth <neil@daikokuya.demon.co.uk>
771 * configure.in: Add check for lstat.
772 * configure, config.in: Regenerate.
773 * cppinit.c (append_include_chain): Make empty path ".".
774 * cpplib.c (do_line): Don't simplify #line paths.
775 * cppfiles.c (remove_component_p): New function.
776 (find_or_create_entry): Acknowledge stat () errors during
778 (handle_missing_header): Don't simplify paths.
779 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
780 the empty path untouched. Don't leave a trailing '/'.
782 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
784 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
785 function. Remove include of sys/cygwin.h.
787 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
789 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
790 (CPP_SPEC): Always search */include/w32api for header files.
791 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
792 (LINK_SPEC): Add "cyg" to the library search prefixes.
794 2001-04-08 Philip Blundell <philb@gnu.org>
796 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
798 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
800 * cpperror.c (print_location): Don't special case <stdin>.
801 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
802 WARNING, but we don't check if we're in system headers.
803 * cpphash.h (enum error_type): WARNING_SYSHDR: New.
804 * cpplib.c (do_warning): Warn in system headers.
805 (cpp_push_buffer): Give stdin buffers the name <stdin>.
807 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
809 * mbchar.c: Include config.h first.
811 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
813 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
815 2001-04-05 Bernd Schmidt <bernds@redhat.com>
817 * config/ia64/ia64.c (rtx_needs_barrier): PARALLELs can contain
820 2001-04-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
822 * emit-rtl.c (mark_label_nuses) Increment the label uses for
823 all labels present in rtx.
824 (try_split) Call new function for all split insns.
826 2001-04-05 Neil Booth <neil@daikokuya.demon.co.uk>
828 * cppfiles.c (open_file): Fail directories silently, but
829 with an errno of NOENT set.
830 (read_include_file): Move the common exit code to the sole
831 caller. Return an int indicating success or failure. Let
832 open_file handle directories.
833 (stack_include_file): If read_include_file fails,
834 push a "null" buffer.
836 2001-04-04 Diego Novillo <dnovillo@redhat.com>
838 * simplify-rtx.c (simplify_binary_operation): Check for overflow
839 when folding integer division and modulo operations.
841 2001-04-04 Jakub Jelinek <jakub@redhat.com>
843 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
844 push insns to delete to it instead of deleting them.
845 (delete_null_pointer_checks): Delete insns from delete_list after
846 all delete_null_pointer_checks_1 passes are done.
848 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
850 * configure.in (target_subdir): Use target_alias, not target.
851 * configure: Rebuilt.
853 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
855 * config/sh/crti.asm: Fix typos in comments.
857 2001-04-03 Alan Modra <alan@linuxcare.com.au>
859 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
860 LO_SUM cases to where they belong.
862 2001-04-02 Jakub Jelinek <jakub@redhat.com>
864 * ifcvt.c (noce_emit_move_insn): New.
865 (noce_try_store_flag, noce_try_store_flag_constants,
866 noce_try_store_flag_inc, noce_try_store_flag_mask,
867 noce_try_cmove, noce_try_cmove_arith): Use it.
868 (noce_process_if_block): Likewise.
869 For STRICT_LOW_PART, take mode from its SUBREG.
871 2001-04-02 Jakub Jelinek <jakub@redhat.com>
873 * fold-const.c (fold): Before optimizing unsigned comparison with
874 0x7fffffffU, make sure arg0 is integral type.
876 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
878 * c-tree.texi: Document representation of wide strings.
880 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
882 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
883 when multiplier or multiplicand is zero.
885 2001-03-30 Bernd Schmidt <bernds@redhat.com>
887 * loop.c (load_mems): When generating a load from a pseudo, update
890 * config/ia64/ia64.c (update_set_flags): New function, broken out of
892 (set_src_needs_barrier): Likewise.
893 (rtx_needs_barrier): For SET case, use these two functions. Rework
894 PARALLEL case to handle all inputs before all outputs.
895 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
896 saw a label and no stop bit since then.
897 (maybe_rotate, process_epilogue): Add prototypes.
899 2001-03-28 Jim Wilson <wilson@redhat.com>
901 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
904 2001-03-28 DJ Delorie <dj@redhat.com>
906 * Makefile.in (stage1_build): Revert CFLAGS patch.
908 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
910 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
912 2001-03-27 Jim Wilson <wilson@redhat.com>
914 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
916 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
917 (process_epilogue): New static function.
918 (process_set): Call process_epilogue instead of emitting .restore
920 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
922 * flow.c (struct reg_cond_life_info): New fields orig_condition
924 (init_propagate_block_info): Set new fields.
925 (mark_regno_cond_dead): Set and use new fields.
926 (flush_reg_cond_reg_1): Likewise.
927 (and_reg_cond, case AND): Check for redundant AND conditions.
928 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
931 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
933 * cppmacro.c (stringify_arg): Null terminate strings.
935 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
937 * cppfiles.c: Update comments.
938 (struct include_file): Remove "defined" memeber.
939 (find_or_create_entry): Make a copy of the file name, and
941 (open_file): Update to ensure we use the simplified filename.
942 (stack_include_file): Don't set search_from.
943 (cpp_included): Don't simplify the path name here.
944 (find_include_file): New prototype. Call search_from to
945 get the start of the "" include chain. Don't simplify the
947 (_cpp_execute_include): New prototype. Move diagnostics to
948 do_include_common. Update.
949 (_cpp_pop_file_buffer): Don't set defined.
950 (search_from): New prototype. Use the preprocessor's cwd
951 for files included from the command line.
952 (read_name_map): Don't simplify the pathname here.
954 (stack_include_file): Only increase the include
955 count if we actually process the file properly, as opposed
956 to treating it as length zero. Only call read_include_file
957 if not DO_NOT_REREAD. Handle the -H include file output
959 (read_include_file): Remove now redundant DO_NOT_REREAD check.
960 (cpp_included, find_include_file): Simplify pathnames after
961 remapping them. If remapping, don't use the remapped file
962 name's buffer as our scratch buffer.
963 (cpp_pop_file_buffer): Replace the multiple include macro
964 only if it isn't yet set.
965 (read_name_map): Simplify remapped names when reading in.
966 (remap_filename): Move code to code path that uses it.
967 (_cpp_simplify_pathname): Return the input pointer.
969 (NO_INCLUDE_PATH): New macro.
970 (find_include_file): Decide here which part of the include
971 chain to start the search. Complain about an empty include
972 chain in all cases apart from an abolsute file name.
973 (_cpp_execute_include): Don't choose the search chain here.
974 Don't call handle_missing_include in the case of an empty
976 (_cpp_compare_file_date): Don't choose the search chain here.
978 (destroy_include_file_node): Rename destroy_node.
979 (find_or_create_entry): New function.
980 (open_file, _cpp_fake_include): Use it.
981 (handle_missing_header): New function, broken out of
982 _cpp_execute include. Don't segfault if there is no
983 system or quoted path.
984 (_cpp_execute_include): Use handle_missing_header.
986 (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
987 (cpp_included, find_include_file): Update.
988 (search_from): Use lbasename.
989 (_cpp_execute_include): Don't make a null-terminated
990 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
991 strlen or strcpy; we already know the length.
992 (_cpp_compare_file_date): Similarly.
994 * cpphash.h: Update comments.
995 (enum include_type): New.
996 (struct buffer): Delete search from. New search_cached.
997 (_cpp_execute_include): Update prototype.
998 (struct cpp_reader): Delete done_initialising.
999 (_cpp_simplify_pathname): Update prototype.
1000 (struct cpp_buffer): Delete actual_dir. New members
1001 search_from and dir.
1002 (struct cpp_reader): Remove actual_dirs.
1004 (struct include_file): Update.
1005 (stack_include_file): Use search_from.
1006 (cpp_included, find_include_file): Update.
1007 (cpp_execute_include): Update. ptr->name may not be
1008 null terminated. Use the new search_from member variable
1010 (_cpp_compare_file_date): Similarly.
1011 (search_from): New function, similiar to actual_directory.
1012 (actual_directory): Delete.
1013 (remap_filename): Update. loc->name may not be null terminated.
1014 (struct file_name_list): Rename search_path. Update.
1016 * cppinit.c (do_includes): Use _cpp_execute_include.
1017 (cpp_start_read): Don't set done_initialising.
1018 (struct cpp_pending): Update for renamed objects.
1019 (append_include_chain, remove_dup_dir, remove_dup_dirs,
1020 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
1022 * cpplib.c (do_include_common): New function.
1023 (do_include, do_include_next, do_import): Use it.
1024 (do_include_next): Move the in-main-file diagnostic
1025 here from _cpp_execute_include. Behave like #include if
1026 we're in the main file.
1027 (_cpp_compare_file_date): Make else unconditional.
1028 (CPP_PREV_BUFFER): Delete.
1029 (glue_header_name): Null-terminate.
1030 (do_line): Don't leak memory.
1032 * cpplex.c (parse_string): Guarantee null-termination.
1033 (_cpp_equiv_toklists): Remove.
1035 * cpplib.h (BT_WEAK): Delete.
1036 (struct cpp_options): Update.
1038 * cppmain.c (cb_ident): Strings are now null-terminated.
1040 * mkdeps.c (deps_add_default_target): Use lbasename.
1042 2001-03-27 Alan Modra <alan@linuxcare.com.au>
1044 * c-typeck.c (digest_init): Fold init expression.
1046 * except.c (eh_regs): Save results of build_pointer_type to a temp
1047 as FUNCTION_VALUE macro may evaluate its args multiple times.
1049 2001-03-26 Mark Mitchell <mark@codesourcery.com>
1051 * c-common.h (DECL_NUM_STMTS): New macro.
1052 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
1054 (pushdecl): Likewise.
1055 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
1056 * integrate.c (expand_inline_function): Don't check
1058 * print-tree.c (print_node): Don't print it.
1059 * toplev.c (rest_of_compilation): Don't try to inline when
1060 flag_no_inline is on.
1061 * tree.h (DECL_FRAME_SIZE): Remove.
1062 (tree_decl): Adjust accordingly.
1064 Mon Mar 26 15:59:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1066 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
1068 2001-03-26 Jakub Jelinek <jakub@redhat.com>
1070 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
1071 to variable names where DECL_NAME is different from
1072 DECL_ASSEMBLER_NAME.
1074 2001-03-26 Jakub Jelinek <jakub@redhat.com>
1076 * reg-stack.c (stack_result): Re-add 2001-03-14 changes which were
1077 lost during the 2001-03-14 lazy DECL_RTL commit.
1079 2001-03-21 Jason Merrill <jason@redhat.com>
1081 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
1083 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
1084 * varasm.c (CHKR_PREFIX): Likewise.
1086 2001-03-25 Kazu Hirata <kazu@hxi.com>
1088 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
1091 (umodhi3): Likewise.
1094 2001-03-23 Richard Henderson <rth@redhat.com>
1096 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
1097 to avoid shadowing arguments.
1099 2001-03-23 Jim Wilson <wilson@redhat.com>
1101 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
1102 (assemble_alias): Call make_decl_rtl.
1104 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
1106 * extend.texi: Document the "java_interface" attribute.
1108 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
1110 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
1112 2001-03-22 Zack Weinberg <zackw@stanford.edu>
1114 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec field to
1117 2001-03-22 Brad Lucier <lucier@math.purdue.edu>
1119 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
1121 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
1123 * gcc.texi: Remove more obsolete documentation of bugs and
1124 installation problems.
1126 2001-03-21 Kazu Hirata <kazu@hxi.com>
1128 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
1131 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1133 * cse.c (find_comparison_args): Remove previous change.
1134 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
1137 * sdbout.c: #include ggc.h.
1138 (sdbout_init): Move to end of file.
1139 Call ggc_add_tree_root for anonymous_types.
1140 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
1141 (sdbout_one_type): Use DECL_NAME for field name.
1142 * Makefile.in (sdbout.o): Show includes ggc.h.
1144 2001-03-21 Jakub Jelinek <jakub@redhat.com>
1146 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
1147 Remove ia32 linux PIC kludge and move it...
1148 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
1150 2001-03-20 DJ Delorie <dj@redhat.com>
1152 * Makefile.in (install-libgcc): Pass complete list of variables.
1153 (install-multilib): Ditto.
1155 2001-03-20 Mark Mitchell <mark@codesourcery.com>
1157 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
1158 variables that are TREE_PUBLIC, even if not TREE_STATIC.
1160 2001-03-19 Mark Mitchell <mark@codesourcery.com>
1162 Compute DECL_ASSEMBLER_NAME lazily.
1163 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
1164 (DECL_ASSEMBLER_NAME_SET_P): New macro.
1165 (SET_DECL_ASSEMBLER_NAME): Likewise.
1166 (COPY_DECL_ASSEMBLER_NAME): Likewise.
1167 (set_decl_assembler_name): Declare.
1168 (lang_set_decl_assembler_name): Likewise.
1169 * tree.c (lang_set_decl_assembler_name): New variab.e
1170 (set_decl_assembler_name): New function.
1171 (init_obstacks): Set lang_set_decl_assembler_name.
1172 (build_decl): Don't set DECL_ASSEMBLER_NAME.
1173 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
1174 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
1175 where it's not necessary.
1176 (builtin_function): Likewise.
1177 (finish_decl): Likewise.
1178 * dbxout.c (dbxout_type_methods): Likewise.
1179 * ggc-common.c (ggc_mark_trees): Likewise.
1180 * profile.c (output_func_start_profiler): Likewise.
1181 * varasm.c (make_decl_rtl): Likewise.
1183 * cse.c (find_comparison_args): Update documentation. Fix
1184 mishandling of COMPARE operations.
1186 * tree.def (ABS_EXPR): Add documentation.
1187 * fold-const.c (fold): Improve folding of ABS_EXPRs.
1189 2001-03-20 Tom Tromey <tromey@redhat.com>
1191 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
1193 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
1195 * config/i386/cygwin.h: Declare ctor_section, dtor_section
1196 drectve_section, switch_to_section.
1198 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
1199 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
1200 i386_pe_mark_dllimport.
1202 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
1204 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
1205 functions i386_pe_*.
1207 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
1208 i386_pe_* functions with char * arguments.
1210 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
1212 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
1214 (movsi_ie): Introduce fpul store.
1216 2001-03-20 Alan Modra <alan@linuxcare.com.au>
1218 * Makefile.in (OBJS): Remove hashtab.o.
1220 2001-03-19 Tom Tromey <tromey@redhat.com>
1222 * gcc.c (init_gcc_specs): Fix comment.
1224 2001-03-19 Mark Mitchell <mark@codesourcery.com>
1226 * cse.c (find_comparison_args): Update documentation. Fix
1227 mishandling of COMPARE operations.
1229 * tree.def (ABS_EXPR): Add documentation.
1230 * fold-const.c (fold): Improve folding of ABS_EXPRs.
1232 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
1234 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
1236 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1238 * README.X11: Remove obsolete file.
1240 2001-03-18 Anthony Green <green@redhat.com>
1242 * config/pj/pj.h: Remove some trailing commas.
1243 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
1245 2001-03-17 Anthony Green <green@redhat.com>
1247 * config/pj/lib1funcs.S: Fix broken comment.
1248 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
1251 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
1253 * gcc.texi: Remove obsolete information relating to build and
1254 installation problems with enquire or the Pyramid C compiler.
1256 2001-03-16 Philip Blundell <philb@gnu.org>
1258 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
1260 * config/arm/linux-elf.h: Remove historical relics related to
1261 above configurations.
1262 * config/arm/linux-oldld.h: Delete.
1263 * config/arm/linux-elf26.h: Delete.
1265 2001-03-17 Richard Henderson <rth@redhat.com>
1267 * dwarf2out.c (lookup_filename): Emit .file if the assembler
1268 is generating .debug_line.
1269 (dwarf2out_init): Add main_input_filename to the file table first.
1270 * configure.in (as_dwarf2_debug_line): Test with file number 1
1271 instead of file number 0.
1273 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
1274 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
1275 (size_of_line_prolog): Remove.
1276 (output_line_info): Compute prologue size via label difference.
1277 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
1278 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
1279 assembler error when redefining file numbers.
1280 * config.in, configure: Rebuild.
1282 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
1284 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
1287 2001-03-16 Jim Wilson <wilson@redhat.com>
1289 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
1290 then set it to LOC_REG (79) instead of aborting.
1292 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1294 * fixinc/Makefile.in: Set SHELL.
1296 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1298 * fixinc/fixincl.c (fix_with_system): Quote file names before
1299 passing them to shell.
1301 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1303 * Makefile.in: Use fix-header$(build_exeext) instead
1306 Fri Mar 16 11:26:01 2001 Christopher Faylor <cgf@cygnus.com>
1308 * config/i386/cygwin.h: Revert previously misapplied patch which
1309 eliminated TARGET_SUBTARGET_DEFAULT.
1311 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1313 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
1314 register may be dead.
1316 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1318 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
1320 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
1322 * Makefile.in (hash.o): Depend on CONFIG_H.
1324 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1326 * cppfiles.c (stack_include_file): Use MAX of sysp.
1328 2001-03-15 Steve Ellcey <sje@cup.hp.com>
1330 * config.gcc (ia64*-*-hpux*): New case.
1331 * config/ia64/hpux.h: New file for HP-UX support.
1332 * config/ia64/t-hpux: New file for HP-UX support.
1334 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
1336 * fixinc/inclhack.def (irix_stdio_va_list): New.
1337 * fixinc/fixincl.x: Rebuilt.
1339 2001-03-15 Bruce Korb <bkorb@gnu.org>
1341 * gcc.c(main): make more rigorous
1342 * collect2.c(main): guard against ignoring SIGCHLD
1343 * protoize.c(main): ditto
1344 * gcc/fixinc/fixincl.c(initialize): ditto
1346 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1348 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
1349 (sdbout_parms): Likewise.
1351 Thu Mar 15 12:51:00 2001 Jeffrey A Law (law@cygnus.com)
1353 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
1354 "widen" a destination that is already wider than a word. Also do
1355 not widen if LOAD_EXTEND_OP is NIL for the given mode.
1357 2001-03-15 Zack Weinberg <zackw@stanford.edu>
1359 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
1360 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
1361 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1362 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1363 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1364 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1365 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1366 config/i370/xm-linux.h, config/i370/xm-mvs.h,
1367 config/i370/xm-oe.h, config/i386/xm-aix.h,
1368 config/i386/xm-i386.h, config/i386/xm-osf.h,
1369 config/i860/xm-i860.h, config/i960/xm-i960.h,
1370 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1371 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
1372 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
1373 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
1374 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
1375 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1376 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1377 config/pj/xm-pj.h, config/romp/xm-romp.h,
1378 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1379 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1380 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1381 config/v850/xm-v850.h, config/vax/xm-vax.h,
1382 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
1383 Do not define TRUE or FALSE.
1385 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
1386 empty by above change.
1387 * config.gcc: Remove references to these files.
1389 * configure.in: Detect stdbool.h.
1390 * configure, config.in: Regenerate.
1391 * system.h: Include stddef.h here if available. Set
1392 HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__. Then
1393 set up a sensible boolean type at the very end.
1395 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
1396 config/mcore/mcore.c: Rename variables named 'true'
1399 * hash.h: Delete 'boolean' typedef and related #undefs.
1401 * function.c, ggc-common.c, hash.h, hash.c, tlink.c,
1402 Replace all uses of 'boolean' with 'bool'.
1404 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
1405 David Billinghurst <David.Billinghurst@riotinto.com>
1407 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1409 2001-03-15 Bernd Schmidt <bernds@redhat.com>
1411 * simplify-rtx.c (hash_rtx): For REG and MEM, just use value of
1412 expression without adding in rtx code and mode.
1414 * alias.c (init_alias_analysis): Don't use any rtx whose value
1415 varies as a known value.
1416 Delete a superfluous test.
1418 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1420 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
1422 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1424 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
1425 contents of the RTL, to determine the name of the object.
1427 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
1429 * configure.in: Use $gcc_cv_as instead of $as.
1430 * configure: Regenerated.
1432 Wed Mar 14 13:17:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1434 * alias.c (handled_component_p, can_address_p): New functions.
1435 (get_alias_set): Use them.
1437 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1439 * expr.c (expand_expr): Revove bogus conditional.
1441 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1443 * tree.h (DECL_RTL): Allocate RTL lazily.
1444 (SET_DECL_RTL): New macro.
1445 (DECL_RTL_SET_P): Likewise.
1446 (COPY_DECL_RTL): Likewise.
1447 (DECL_RTL_IF_SET): Likewise.
1448 * varasm.c (make_decl_rtl): Add assertions about the kind of
1449 declaration we are processing.
1450 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
1451 (start_decl): Likewise.
1452 (finish_decl): Likewise.
1453 * c-semantics.c (emit_local_var): Likewise.
1454 * calls.c (expand_call): Likewise.
1455 * dbxout.c (dbxout_symbol): Likewise.
1456 * emit-rtl.c (unshare_all_rtl): Likewise.
1457 (unshare_all_decls): Likewise.
1458 (reset_used_decls): Likewise.
1459 * expr.c (store_constructor): Likewise.
1460 (safe_from_p): Likewise.
1461 (expand_expr): Likewise.
1462 * function.c (put_var_into_stack): Likewise.
1463 (instantiate_decls_1): Likewise.
1464 (assign_parms): Likewise.
1465 (expand_function_start): Likewise.
1466 (expand_function_end): Likewise.
1467 * ggc-common.c (gcc_mark_trees): Likewise.
1468 * integrate.c (function_cannot_inline_p): Likewise.
1469 (copy_decl_for_inlining): Likewise.
1470 (expand_inline_function): Likewise.
1471 (integrate_parm_decls): Likewise.
1472 (integrate_decl_tree): Likewise.
1473 * print-tree.c (print_node): Likewise.
1474 * reg-stack.c (stack_result): Likewise.
1475 * stmt.c (label_rtx): Likewise.
1476 (expand_return): Likewise.
1477 (expand_decl): Likewise.
1478 (expand_decl_cleanup): Likewise.
1479 (expand_anon_union_decl): Likewise.
1480 * toplev.c (check_global_declarations): Likewise.
1481 (rest_of_decl_compilation): Likewise.
1482 * tree.c (simple_cst_equal): Likewise.
1483 * objc/objc-act.c (generate_static_references): Likewise.
1485 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1487 * reg-stack.c (stack_result): Unconditionally use
1488 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1490 2001-03-13 Jim Wilson <wilson@redhat.com>
1492 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1493 from 80 in try_locals code.
1494 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1496 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * cpp.texi (poison): Explain the macro expansion exception.
1500 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1502 * cppinternals.texi: Update for file handling.
1504 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1506 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1507 unless anti_dependence says they are.
1508 * alias.c (objects_must_conflict): If neither has a type specified,
1511 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1513 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1514 before reload_cse_noop_set_p.
1516 Sat Mar 10 23:21:34 2001 kaz Kojima <kkojima@rr.iij4u.or.jp>
1518 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1520 Sat Mar 10 23:16:16 2001 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1522 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1523 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1525 Sat Mar 10 23:03:25 2001 Alexandre Oliva <aoliva@redhat.com>
1527 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1528 if it's a record type.
1530 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1532 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1533 mingw includes slightly.
1535 Fri Mar 9 18:33:50 2001 Jeffrey A Law (law@cygnus.com)
1537 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1539 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1541 * configure: Rebuilt.
1542 * configure.in: Only use `lang_requires' for languages athat are
1545 Thu Mar 8 23:34:42 2001 Jeffrey A Law (law@cygnus.com)
1547 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1549 Thu Mar 8 23:22:26 2001 John Wehle (john@feith.com)
1551 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1552 LO_SUM unless for_alias is set.
1554 2001-03-08 Bruce Korb <bkorb@gnu.org>
1556 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1557 wait4() can receive the signal.
1559 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1561 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1563 * fixinc/fixincl.x: Regenerate.
1565 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1567 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1569 * fixinc/fixincl.x: Regenerate.
1571 Thu Mar 8 19:42:08 CET 2001 Jan Hubicka <jh@suse.cz>
1573 * reg-stack.c (move_for_stack_reg): Avoid non-popint fst for
1576 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1578 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1580 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1582 * configure.in (enable_shared): Support per-package shared-library
1584 * configure: Rebuilt.
1586 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1588 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1589 for crnot. Set operands[5] in splitter.
1591 2001-03-07 Tom Tromey <tromey@redhat.com>
1593 * configure: Rebuilt.
1594 * configure.in: Allow config-lang.in to set `lang_requires' to list
1595 of other required languages.
1597 2001-03-07 Richard Henderson <rth@redhat.com>
1599 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1601 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1603 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1604 * fixinc/fixincl.x: Regenerated.
1606 2001-03-06 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1608 * Restore change that patch misapplied.
1609 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
1610 (ix86_set_move_mem_attrs_1): Likewise.
1611 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
1612 * config/i386/i386.md (movstrsi): Call it.
1614 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1616 * config/m68k/m68k.c (const_uint32_operand): Accept any
1617 const_int on a 32-bit host.
1619 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1621 * c-parse.in (yylexname): New function, split out of _yylex.
1622 (objc_rid_sans_at): New table.
1623 (init_reswords): Initialize it.
1624 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1625 retrieving the next token and checking it for significance as
1626 an ObjC keyword or string constant.
1628 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1629 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1631 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1634 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1636 * objc/objc-act.c (init_objc): Set save_lang_status,
1637 restore_lang_status, and mark_lang_status.
1639 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1641 * cppinternals.texi: Update.
1643 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1645 * invoke.texi: Document __FAST_MATH__.
1647 2001-03-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1649 * function.c (purge_addressof_1): Change type of function
1650 purge_addressof_1 from boolean to int. Change local variable
1651 `result' to int, and false and true to 0 and 1, respectively.
1653 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1655 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1657 (___subdi3, ___adddi3): Use x instead of y as index register.
1658 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1659 (__memset, __memcpy): Likewise.
1660 (regs): Put the soft registers in bss for 68HC12.
1661 (abort): Use trap to abort for 68hc12.
1662 (__mulhi3, __mulhi32): Use emul for 68hc12.
1663 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1665 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1667 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1668 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1669 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1670 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1671 Set 68HC12 min offset to -65536.
1672 (print_operand): Put parenthesis arround the operand if it refers
1673 to a symbol having the same name as a register.
1674 (m68hc11_z_replacement): When z register is replaced by its
1675 equivalent soft register, force the insn to be re-recognized.
1676 (m68hc11_check_z_replacement): Fix the test when destination is
1677 the index register and z dies in the insn.
1678 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1680 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1682 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1683 costs according to processor variant.
1684 (m68hc11_shift_cost): New function to compute shift costs.
1685 (m68hc11_rtx_costs): Define costs according to processor variant.
1686 (m6811_cost): Costs for 68HC11.
1687 (m6812_cost): Costs for 68HC12.
1688 (COSTS_N_INSNS): Remove.
1690 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1691 (DEFAULT_RTX_COSTS): Remove.
1692 (CONST_COSTS): Define costs according to OUTER_CODE.
1693 (processor_costs): New struct to define costs.
1694 (m68hc11_cost): Pointer to current costs.
1696 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1698 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1699 and use m68hc11_notice_keep_cc when using leax/leay.
1700 (addhi3 split): Reject split if the insn is handled by
1702 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1703 push must be handled in a special way if the source operand uses
1704 sp as index register.
1705 (m68hc11_notice_keep_cc): New function.
1706 (m68hc11_gen_movhi): Use it when an insn changes a register but
1708 (m68hc11_gen_movqi): Fix move for 68HC12.
1709 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1711 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1713 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1714 and don't pass operands[0] to emit_library_call_value.
1716 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1718 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1719 (zero_extendsi split): Simplify and use (zero_extendhi).
1720 (*addhi3): Remove 'w' constraint since stack pointer is handled
1722 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1723 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1724 (*ashrhi3_const): Fix shift by 7.
1725 (*lshrsi3_const16): Fix template.
1726 (call, call_value): Fix constraint and predicate.
1728 2001-03-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1730 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1731 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1732 (CC_REGNUM): Likewise.
1733 (*unnamed splits): Use above constants instead of hard coded numbers.
1734 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1735 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1736 (*return_16bit, *unnamed peepholes): Likewise.
1738 2001-03-03 Laurynas Biveinis <lauras@softhome.net>
1740 * gcc.c (convert_filename): Append executable suffix
1741 if NO_AUTO_EXE_SUFFIX is not defined.
1742 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1743 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1746 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1748 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1749 * c-parse.gperf, c-gperf.h: Delete.
1750 (c-gperf.h was accidently re-added to the CVS repo in the rev 1.16 commit
1753 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1755 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1756 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1757 t_bool in declaration because pcc can't combine volatile with typedef
1760 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1762 * longlong.h (umul_ppmm): Don't use a multiline string.
1764 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1766 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1767 macro arguments when looking for the '('.
1768 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1769 2 when really parsing arguments; 1 when looking for '('.
1770 Always restore the lexer position.
1772 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1774 * cpplex.c (parse_string): Unconditionally pedwarn.
1776 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1779 * cppexp.c (parse_number): Update.
1780 * cpplex.c (parse_string): Pedwarn if multiline string does not
1781 result from a system header's macro.
1782 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1783 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1784 for function-like macros too.
1786 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1788 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1789 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
1791 * c-format.c (C_STD_VER): Cast to int for comparisons.
1792 (check_function_format): Cast various enums to int for &.
1793 (maybe_read_dollar_number): Likewise.
1794 (check_format_info): Likewise.
1795 (check_format_info_main): Likewise.
1796 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
1797 (safe_from_p): Likewise.
1798 * varasm.c (const_hash): Cast enum to int for %.
1799 * emit-rtl.c (init_emit_once): Use int loop variable to work around
1800 pcc enum problems with < and ++ operators.
1801 * regclass.c (init_reg_sets_1): Cast enums for comparison.
1802 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
1803 (regclass_init): Change enum class to int to iterate over reg_classes.
1804 * genrecog.c (merge_trees): Cast enums for comparison.
1805 * rtl.h (GET_CODE): Cast to enum rtx_code.
1806 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
1807 (GET_MODE): Cast to enum machine_mode.
1808 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
1809 (GET_NOTE_INSN_NAME): Cast enum to int.
1810 * tree.h (TREE_CODE): Cast to enum tree_code.
1811 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
1812 * simplify-rtx.c (hash_rtx): Cast enums to unsigned unt.
1813 * timevar.c (timevar_print): Change loop variable id from enum to
1815 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
1816 * config/i386/i386.md: Use PUT_MODE for mode assignment.
1817 * toplev.c (compile_file): Cast enum DFI to int.
1818 (decode_d_option): Likewise.
1820 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
1822 * cppinit.c (append_include_chain): Mark "after" include file name list
1823 as a system directory.
1824 * cpp.texi: Document new behavior.
1826 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1828 * cpphash.h (struct cpp_reader): Add print_version field.
1829 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
1830 just set print_version and other flags as appropriate.
1831 (cpp_post_options): Print version here if print_version is set.
1833 * toplev.c (exit_after_options): New flag.
1834 (independent_decode_option): Don't exit here; just set
1836 (main): Exit after calling lang_hooks.post_options if
1837 exit_after_options is true.
1839 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
1840 (merge_include_chains): Adjust comment to match code.
1842 2001-03-01 Zack Weinberg <zackw@stanford.edu>
1844 * stringpool.c (set_identifier): New function.
1845 * tree.h: Prototype it.
1847 * c-parse.in: Kill D_YES. If compiled for objc, call
1848 save_and_forget_protocol_qualifiers from init_reswords.
1849 * objc/objc-act.c (remember_protocol_qualifiers,
1850 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
1851 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
1853 (save_and_forget_protocol_qualifiers): New function.
1854 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
1856 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
1858 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
1859 * cppexp.c (lex): Cast enums for comparison.
1860 * cppinit.c (parse_option): Cast enum for comparison.
1861 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
1862 (cpp_output_token): Likewise.
1863 (cpp_can_paste): Cast enums for comparsion and plus/minus.
1864 (cpp_avoid_paste): Cast enums for minus and comparison.
1866 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
1868 * Makefile.in (resource.o): Add params.h dependence.
1869 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
1870 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
1871 * resource.c: Add dependence on params.h.
1872 (current_live_regs): Fix explanatory comment.
1873 (find_basic_block): Add new parameter to permit limiting search
1875 (mark_target_live_regs): Add new argument to find_basic_block call.
1876 (incr_ticks_for_insn): Likewise.
1878 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
1880 * Makefile.in (reorg.o): Add params.h dependence.
1881 * params.def: Fix typographical error in comment.
1882 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1883 * params.h: Modify introductory comment.
1884 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
1885 * reorg.c: Add dependence on params.h.
1886 (redundant_insn): Add parameterized throttle for search.
1887 (fill_simple_delay_slots): Add a comment explaining a variable.
1888 Move conditional out of loop, simplifying code.
1889 (fill_eager_delay_slots): Fix typographical error in comment.
1891 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
1893 * Makefile.in (OBJS): Add params.o.
1895 2001-02-14 Mark Mitchell <mark@codesourcery.com>
1897 * Makefile.in (toplev.o): Depend on params.h.
1898 (intergate.o): Likewise.
1899 (params.o): New target.
1900 * flags.h (inline_max_insns): Remove.
1901 * integrate.c: Include params.h.
1902 Use MAX_INLINE_INSNS instead of inline_max_insns.
1903 * params.c: New file.
1904 * params.h: Likewise.
1905 * params.def: Likewise.
1906 * toplev.c: Include params.h.
1907 (lang_independent_params): New variable.
1908 (decode_f_option): Use the param machinery instead of setting
1910 (independent_decode_option): Handle "--param name=value".
1911 (main): Register language-independent parameters.
1913 Thu Mar 1 09:44:15 2001 Jeffrey A Law (law@cygnus.com)
1915 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
1916 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
1918 * pa.c (emit_move_sequence): Verify operand0 is a hard register
1919 before determining its register class.
1921 2001-03-01 Bernd Schmidt <bernds@redhat.com>
1923 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
1924 from reg 4 if current_function_calls_setjmp.
1925 (ia64_sched_reorder): Move code that rotates bundles up a bit.
1927 * reload1.c (eliminate_regs_in_insn): Restrict the special case
1928 code not to try to optimize adds with anything but a REG destination.
1930 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
1931 (INSN_PRIORITY_KNOWN): New accessor macro.
1932 * haifa-sched.c (priority): Use it instead of testing priority against
1935 2001-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1937 * cppinit.c (builtin_array): Update.
1938 (init_builtins): Flag builtins to warn if redefined or
1939 undefined. Define __GXX_WEAK as a normal macro.
1940 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
1941 * cpplib.h (NODE_WARN): New flag.
1942 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
1943 Handle __STDC__ as a builtin only on Solaris.
1944 (warn_of_redefinition): Renamed from check_macro_definition.
1945 Reverse sense of test. Always warn if NODE_WARN.
1946 (_cpp_create_definition): Use warn_of_redefinition. Flag
1947 any macro beginning with "__STDC_" to require a mandatory
1948 warning if redefined or undefined.
1949 * cppinit.c (set_lang): Move builtin handling to...
1950 (init_builtins): ...here.
1951 (_cpp_create_reader): Move call to set_lang.
1952 * cppfiles.c (stack_include_file): Generate dependencies
1953 here, and manage include_count here too.
1954 (PRINT_THIS_DEP): Delete.
1955 (_cpp_execute_include): Do not generate dependencies here,
1956 apart from the case of a missing header. Do not manage
1958 (_cpp_read_file): Leave dependency generation to
1960 * cppexp.c (parse_number): Similarly.
1961 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
1962 * cppmacro.c (struct cpp_macro): New member node.
1963 (parse_args): Only warn about missing rest args if not
1965 (funlike_invocation_p): Similarly for uninvoked funlike macros.
1966 (cpp_sys_objmacro_p): New.
1967 (_cpp_create_definition): Store the node with the macro defn.
1968 Remember if the macro is defined in a system header.
1970 2001-02-28 Nathan Sidwell <nathan@codesourcery.com>
1972 * extend.texi (Deprecated Features): Deprecate float and
1973 complex template constant parms.
1975 Tue Feb 27 16:45:00 2001 Jeffrey A Law (law@cygnus.com)
1977 * pa.c (override_options): Promote -fpic to -fPIC.
1978 (legitimize_pic_address): Simplify due to removal of
1979 small PIC as a code generation option.
1980 (secondary_reload_class): Similarly.
1981 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
1982 (PRINT_OPERAND_ADDRESS): Similarly.
1983 * pa.md (various patterns): Similarly.
1984 (small pic lo_sum pattern): Remove.
1986 2001-02-27 Andreas Jaeger <aj@suse.de>
1988 * configure.in: Document that --disable-checking is default.
1989 * configure: Regenerated.
1991 2001-02-27 Mark Mitchell <mark@codesourcery.com>
1993 * configure.in: Make --disable-checking the default.
1994 * configure: Regenerated.
1996 2001-02-26 Mark Mitchell <mark@codesourcery.com>
1998 Revert the two previous changes.
2000 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2002 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2003 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2004 * config/i386/i386.md (movstrsi): Handle FAIL case.
2006 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2008 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2009 (ix86_set_move_mem_attrs_1): Likewise.
2010 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2011 * config/i386/i386.md (movstrsi): Call it.
2013 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2015 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2016 used to set another biv.
2018 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2020 * errors.c (internal_error, trim_filename): New functions.
2021 (fancy_abort): Call internal_error.
2022 * errors.h (internal_error, trim_filename): New declarations.
2024 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2026 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2028 (EXTRA_CONSTRAINT): Formatting changes.
2030 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2032 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2034 2001-02-23 Per Bothner <per@bothner.com>
2036 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2037 so they can be called from java/jvspec.c.
2038 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2040 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2042 * diagnostic.c (trim_filename): No longer static.
2043 * toplev.h (trim_filename): Declare.
2044 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2045 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2046 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2047 (rtvec_check_failed_bounds): Likewise.
2048 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2050 * convert.c (convert_to_integer): Don't do unsigned unless result or
2051 both inputs are unsigned.
2053 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2056 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2058 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2060 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2062 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2063 check if either operand is divisible by C.
2064 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2065 If type is signed, consider negative numbers as well.
2067 2001-02-22 Richard Henderson <rth@redhat.com>
2069 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2070 reach .text instead of gp-relative relocs.
2071 * config/ia64/crtend.asm (.init): Likewise.
2073 2001-02-22 Andreas Jaeger <aj@suse.de>
2075 * extend.texi (C++ Attributes): Fix typo.
2077 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2079 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2080 functions, drop current_function_args_info.words test.
2081 (ia64_compute_frame_size): Mark syscall_linkage functions as
2082 using eight input registers.
2084 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2085 Bruce Korb <bkorb@gnu.org>
2087 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2088 * fixinc/README: Document how to convert sed substitutions
2089 to format style c_fix-es.
2090 * fixinc/fixincl.x: regen
2092 2001-02-21 Bruce Korb <bkorb@gnu.org>
2093 Rodney Brown <RodneyBrown@mynd.com>
2095 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2096 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2097 machine restrictions
2098 * fixinc/fixincl.x: regen
2100 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2102 * cppfiles.c: Update comments.
2103 (_cpp_read_file): Don't check for NULL filenames any more.
2104 * cppinit.c (cpp_start_read): Don't do canonicalization of
2105 in_fname and out_fname. Use the passed file name exclusively.
2106 (_cpp_handle_options): Don't treat "-" as a command line option,
2107 but as a normal filename.
2108 (_cpp_post_options): Canonicalize in_fname and out_fname.
2109 * cppmain.c (printer_init): Don't check out_fname for NULL.
2110 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2111 (init_c_lex): Update, and use "" to represent stdin to CPP.
2114 2001-02-21 Kazu Hirata <kazu@hxi.com>
2116 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2120 Wed Feb 21 19:16:26 CET 2001 Jan Hubicka <jh@suse.cz>
2122 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2124 2001-02-21 Jason Merrill <jason@redhat.com>
2126 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2127 (struct tree_decl): Add uninlinable bitfield.
2128 * c-decl.c (duplicate_decls): Set it.
2129 * integrate.c (function_cannot_inline_p): Check it.
2131 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2132 DW_AT_MIPS_linkage_name to abstract methods.
2133 (dwarf2out_abstract_function): Emit class context before calling
2134 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2135 (gen_subprogram_die): Remove obsolete code.
2136 (gen_member_die): Don't include clones in the member list.
2137 (gen_decl_die): Emit abstract info for clone origin.
2138 * dwarfout.c (output_type): Don't include clones in the member list.
2139 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2140 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2141 DECL_ABSTRACT on a function that already has it set.
2143 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2144 (get_subprogram_die): Pass it in.
2146 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2148 * flow.c (mark_set_1): Make not_dead unsigned long. For
2149 non-pseudos, use it as a bitmask of the hard regs that
2152 2001-02-20 Will Cohen <wcohen@redhat.com>
2154 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2155 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2156 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2159 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2161 * stmt.c (expand_return): If an attempt is made to return the
2162 error_mar_node, treat the return like a return without a value.
2164 Mon Feb 19 20:24:50 2001 Jeffrey A Law (law@cygnus.com)
2166 * pa.c (move_operand): Accept code to load the address of a
2167 symbol out of the DLT as a valid move operand.
2168 (print_operand, case 'A'): New to handle generating a DLT
2169 reference for a LO_SUM expression.
2170 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2171 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2173 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2175 * README, cpp.texi, gcc.texi: Update version number to 3.0.
2176 * cpp.1, gcov.1, gcc.1: Regenerate.
2178 2001-02-19 Richard Henderson <rth@redhat.com>
2180 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2183 Mon Feb 19 10:11:53 2001 Jeffrey A Law (law@cygnus.com)
2185 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2186 target_cpu_default. Remove dead assignment to
2189 Mon Feb 19 16:46:56 CET 2001 Jan Hubicka <jh@suse.cz>
2191 * regclass.c (contains_reg_of_mode): Make global.
2192 (init_reg_sets): Remove contains_reg_of_mode; take into account
2193 CLASS_MAX_NREGS when looking for the proper mode.
2194 (dump_regclass): Dump only classes considered for the pseudo.
2195 (regclass): Use contains_reg_of_mode.
2197 Mon Feb 19 16:40:45 CET 2001 Jan Hubicka <jh@suse.cz>
2199 * gcc.c (do_spec_1): 'n' for printing notices.
2200 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2202 Mon Feb 19 16:20:04 CET 2001 Jan Hubicka <jh@suse.cz>
2204 * reg-stack.c (next_flags_user): Use current_block->end
2205 (swap_rtx_condition): Look for next user if flags don't die;
2206 give up on CALL_INSNs; use current_block->end.
2208 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2210 * invoke.texi (-fsquangle): Remove documentation.
2211 (-fname-mangling-version): Likewise.
2213 2001-02-18 Kazu Hirata <kazu@hxi.com>
2215 * config/h8300/h8300.md: Update copyright.
2216 (andsi3): Do not output an extra newline character.
2218 Sun Feb 18 17:03:06 2001 Jeffrey A Law (law@cygnus.com)
2220 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2221 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2222 (mostlyclean): Corresponding changes.
2223 * rtlanal.c (hard-reg-set.h): Include.
2224 (rtx_unstable_p): Do not treat the argument pointer specially
2225 if it is not a fixed register.
2226 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2228 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2230 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2231 assignments from FP constants sonce 'Y' output code can't handle it.
2232 (eligible_for_sibcall_delay): Likewise.
2234 * invoke.texi (-I): Add note avoiding use for system header files.
2236 * final.c (output_operand_lossage): Use internal_error, not error.
2238 2001-02-18 Shane Nay <shane@agendacomputing.com>
2240 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2241 structure shift insns.
2243 2001-02-18 Richard Henderson <rth@redhat.com>
2245 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2247 * reload1.c (reload_cse_simplify_set): Fix typo.
2249 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2251 * diagnostic.c (_fatal_insn): Decrement errorcount.
2253 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2255 * pa.c (hppa_expand_prologue): Simplify code storing return
2256 pointer. For large (>=8k) frames with a post_store, adjust stack
2257 pointer by 8k-64 first rather than by 64. When testing with
2258 VAL_14_BITS_P, always use the actual value rather than the value
2259 negated. Add blockage to prevent scheduling of spills before
2260 stack frame has been created.
2261 (hppa_expand_epilogue): Simplify code loading return pointer.
2262 Allow a slightly larger range for merge_sp_adjust_with_load case.
2263 When testing with VAL_14_BITS_P, always use the actual value.
2265 * pa.c (pa_adjust_insn_length): Check that block move
2266 pattern is a set before looking at operands.
2268 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2270 * fold-const.c (fold_binary_op_with_conditional_arg): New
2271 function, split out from ...
2273 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2274 conditional arms that throw exceptions.
2276 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2279 2001-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2282 define HAVE_DECL_* to 1 to mask potential backup declarations.
2283 * configure: Regenerated.
2285 2001-02-17 Richard Henderson <rth@redhat.com>
2287 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2288 when replacing a memory load with a register.
2290 2001-02-17 Joseph S. Myers <jsm28@cam.ac.uk>
2292 * gcc.texi, invoke.texi: Link to GCC 3.0 version of
2295 2001-02-16 Richard Henderson <rth@redhat.com>
2296 DJ Delorie <dj@redhat.com>
2298 * jump.c (jump_optimize_1): When we delete a conditional jump
2299 preceeding a non-conditional jump to effectively the same place,
2300 make sure that the combined jump skips any clobber insns between
2303 2001-02-16 Jason Merrill <jason@redhat.com>
2305 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
2307 (gen_subprogram_die): Don't abort on seeing a second definition if
2308 the previous one was abstract. Don't replace an abstract instance
2309 in the lookup table.
2311 * dwarf2out.c (dwarf2out_abstract_function): Rename from
2312 gen_abstract_function.
2313 * dwarf2out.h: Declare it.
2314 * toplev.c (note_outlining_of_inline_function): New fn.
2315 * toplev.h: Declare it.
2316 * integrate.c (output_inline_function): Call it.
2317 * c-decl.c (duplicate_decls): Call it when redefining an extern
2318 inline. Don't inline the new defn.
2320 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
2322 2001-02-16 Jakub Jelinek <jakub@redhat.com>
2324 * objc/objc-act.c (start_class): Register implemented_classes with
2327 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
2329 * cppfiles.c (_cpp_make_system_header): Generate a file
2332 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2334 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
2336 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
2339 2001-02-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2341 * version.c: Bump to "3.0 20010215 (prerelease)".
2343 Thu Feb 15 15:15:29 2001 Alexandre Oliva <aoliva@redhat.com>
2345 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
2347 Thu Feb 15 00:20:31 CET 2001 Jan Hubicka <jh@suse.cz>
2349 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
2351 * invoke.texi (-mreg-alloc): Deprecate.
2353 2001-02-14 Richard Henderson <rth@redhat.com>
2355 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
2357 Wed Feb 14 23:35:57 CET 2001 Jan Hubicka <jh@suse.cz>
2359 * regclass.c (init_reg_sets_1): Reinstall the optimization
2360 together with Matt Kraai's fix.
2362 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
2364 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
2366 2001-02-14 Richard Henderson <rth@redhat.com>
2368 * regclass.c (init_reg_sets_1): Revert last change.
2370 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
2372 * extend.texi (Deprecated): Deprecate new initializer lists.
2374 2001-02-14 Nathan Sidwell <nathan@codesourcery.com>
2376 * mkdeps.c (deps_add_default_target): Robustify. Add
2377 basename component only.
2378 * cpp.texi (-M): Describe how default target is generated.
2379 * invoke.texi (-M): Likewise.
2381 2001-02-13 Zack Weinberg <zack@wolery.stanford.edu>
2383 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2385 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2386 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2388 Wed Feb 14 01:03:14 CET 2001 Jan Hubicka <jh@suse.cz>
2390 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
2393 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2395 * config/sparc/sparc.c (function_value): Treat all non-record
2396 aggregate types like used to treat UNION_TYPE.
2398 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
2400 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
2401 (try_combine): Use it.
2403 2001-02-13 Richard Henderson <rth@redhat.com>
2405 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
2406 entire operator; replicate that and match_dup the operands.
2407 (cmp_ccx_arith_op_set): Likewise.
2408 (cmp_cc_arith_op_not_set): Likewise.
2409 (cmp_ccx_arith_op_not_set): Likewise.
2411 2001-02-12 Jakub Jelinek <jakub@redhat.com>
2413 * c-common.c (constant_fits_type_p): New function.
2414 (convert_and_check): Use it.
2416 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2418 * Makefile.in (GXX_ABI_FLAG): Don't define.
2419 * configure.in (--enable-new-gxx-abi): Remove option.
2420 * config.in: Regenerated.
2421 * configure: Likewise.
2423 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
2425 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
2427 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
2428 regular basic block, and arrange for all edges into it to switch
2431 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2433 * Makefile.in (distclean): Do not remove .gdbinit.
2435 2001-02-11 Mark Mitchell <mark@codesourcery.com>
2437 * Makefile.in (gcc.o): Fix typos.
2438 (protize.o): Likewise.
2439 (unprotoize.o): Likewise.
2441 2001-02-11 Richard Henderson <rth@redhat.com>
2443 * tree.c (build1): Check for null operand in last change.
2445 2001-02-11 Richard Henderson <rth@redhat.com>
2447 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
2448 (fold): Don't assume a constant isn't foldable.
2449 * tree.c (build): Set TREE_CONSTANT for an expression with no
2450 side-effects and constant operands.
2453 2001-02-10 Richard Henderson <rth@redhat.com>
2455 * jump.c (squeeze_notes): Revert 2000-05-12 change.
2457 2001-02-10 Anthony Green <green@redhat.com>
2459 * cpp.texi (Standard Predefined): Add documentation for
2462 * c-common.c (combine_strings): Improve warning message.
2464 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
2466 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
2468 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
2470 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
2472 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
2475 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2477 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
2480 2001-02-09 Nick Clifton <nickc@redhat.com>
2482 * config/arm/arm.md: Change output contraint on post inc
2483 load/store multiple patterns to be a read/write contraint.
2485 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
2487 * gcc.c (cpp_options): Delete .d files on error. Don't delete
2488 .o files when using the -M options.
2490 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2491 David Edelsohn <edelsohn@gnu.org>
2493 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
2494 handle DImode constants. Use one TOC entry for SImode and smaller
2495 constants, aligned properly.
2497 2001-02-08 Jason Merrill <jason@redhat.com>
2499 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
2500 about the SP adjustment for saving the static chain pointer.
2501 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
2502 offset when setting a temporary CFA register.
2504 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
2506 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
2507 powerpc-*-chorusos* .
2508 * config/rs6000/chorus.h : New file.
2509 * config/i386/chorus.h : New file.
2510 * config/sparc/chorus.h : New file.
2511 * config/sparc/t-chorus-elf : New file.
2513 2001-02-08 David Edelsohn <edelsohn@gnu.org>
2515 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
2516 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
2517 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
2518 (__WCHAR_TYPE__): Correct macro name.
2520 2001-02-08 Richard Henderson <rth@redhat.com>
2522 * config/i386/i386.c (ix86_frame_pointer_required): New.
2523 (ix86_setup_frame_addresses): New.
2524 (struct machine_funciton): Add accesses_prev_frame.
2525 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
2526 ix86_frame_pointer_required.
2527 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
2528 (SETUP_FRAME_ADDRESSES): New.
2529 * config/i386/i386-protos.h: Update.
2530 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
2531 from FRAME_POINTER_REQUIRED.
2532 * config/i386/svr3gas.h: Likewise.
2533 * config/i386/sysv3.h: Likewise.
2534 * config/i386/v3gas.h: Likewise.
2536 2001-02-08 Richard Henderson <rth@redhat.com>
2538 * config/sparc/sparc.c (function_arg_record_value_3): Fix
2539 calculation of the number of integer registers required.
2540 (function_arg_record_value): Likewise.
2542 2001-02-08 Jason Merrill <jason@redhat.com>
2544 * diagnostic.c (internal_error): Say "confused" after 1 error, not
2545 two. Print file and line with "confused" message.
2547 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
2549 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2551 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
2553 2001-02-08 Bernd Schmidt <bernds@redhat.com>
2555 * final.c (cleanup_subreg_operands): The address of a MEM can
2558 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
2561 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
2563 * gcc.texi (Incompatibilities): Update documentation of
2564 preprocessing numbers.
2566 2001-02-07 Jakub Jelinek <jakub@redhat.com>
2568 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
2570 2001-02-07 Mark Mitchell <mark@codesourcery.com>
2572 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
2574 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
2575 * gcc.c (struct compiler): Add cpp_spec field.
2576 (input_file_compiler): New variable.
2577 (do_spec_1): Allow a particular compiler to handle `%C'
2579 (main): Store the current compiler in input_file_compiler.
2580 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
2582 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
2584 * cpphash.h (struct spec_nodes): Add n_true and n_false.
2585 * cppinit.c (cpp_create_reader): Initialize them.
2586 (append_include_chain): cxx_aware arg might be unused.
2587 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
2588 keywords and give them their phase 7 meaning. Pedwarn about
2589 this unless '__bool_true_false_are_defined' is defined.
2591 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2593 * lcm.c (optimize_mode_switching): Emit mode_set before the
2594 JUMP_INSN of an abnormal edge.
2596 2001-02-07 Bernd Schmidt <bernds@redhat.com>
2598 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
2599 a scheduling barrier at the end.
2601 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
2603 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2605 * config/sh/sh.md (reload_outsf): Removed.
2606 (movsf_ie): Introduce constraints for FPUL loads and stores.
2607 (reload_insf): Broaden the output constraint.
2609 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
2611 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2612 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
2614 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
2616 * final.c: Revert my previous changes.
2617 * output.h: Make profile_label_no extern.
2618 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
2619 for generating label.
2621 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
2623 * config/i386/djgpp.h: Add comments about standard paths.
2624 (MD_EXEC_PREFIX): Undefine before defining.
2625 (MD_STARTFILE_PREFIX): New.
2627 2001-01-30 Bruce Korb <bkorb@gnu.org>
2629 fixinc/fixincl.c(process): Emit error message only if appropriate :)
2630 (load_file): do not rely on load_file_data() to close file pointer
2631 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
2632 fixinc/inclhack.def(irix_limits_const): add test_text
2634 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2636 * cppexp.c (parse_defined): Improve diagnostics for invalid
2639 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
2641 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
2643 2001-02-06 Mark Mitchell <mark@codesourcery.com>
2645 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
2646 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
2647 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
2648 (rs6000_output_symbol_ref): New function.
2649 (output_toc): Use VTABLE_NAME_P.
2651 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2653 * print-tree.c (print_node, case PARM_DECL):
2654 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
2656 * stor-layout.c (reference_types_internal): New variable.
2657 (internal_reference_types): New function.
2658 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
2659 * tree.h (internal_reference_types): New declaration.
2661 * cse.c (find_best_addr): Fix typo in computing cost.
2663 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2665 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
2666 and this is the sum of a pointer and a constant, we know the result
2668 (num_sign_bit_copies, case PLUS): Likewise.
2669 * explow.c (convert_memory_address): Remove opposite SUBREG.
2670 * function.c (instantiate_new_reg): New function (from common code).
2671 (instantiate_virtual_regs_1): Call it.
2672 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
2673 if pointers sign- or zero-extend.
2674 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
2675 If pointers extend unsigned, use inside of SUBREG.
2676 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
2678 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
2680 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
2681 subdir of gcc_gxx_include_dir.
2682 (gcc_gxx_target_include_dir): Remove.
2684 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
2686 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
2687 (dwarf2out_frame_debug_expr): Revise introductory comments to add
2688 a high-level description.
2690 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
2692 * final.c: Move the declaration of profile_label_no to ...
2693 * output.h: ... here.
2694 * function.c (expand_function_start): Call PROFILE_HOOK.
2695 * config/rs6000/aix.h: Define PROFILE_HOOK.
2696 * config/rs6000/rs6000-protos.h: output_profile_hook new.
2697 * config/rs6000/rs6000.c (output_profile_hook): Define.
2698 (output_prolog): Do nothing for ABI_AIX as it is taken care by
2699 output_profile_hook.
2700 tm.texi : Explain new macro PROFILE_HOOK.
2702 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
2704 * extend.texi (Extended Asm): Do not say that semicolon is always
2705 a valid line-breaking character for GNU assemblers. Use
2706 newline-tab as the most commonly supported syntax. Use
2707 newline-tab rather than semicolon in multi-insn examples.
2709 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2711 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
2713 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2714 David Edelsohn <edelsohn@gnu.org>
2716 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
2717 code for AIX, even without flag_pic.
2719 2001-02-05 Jakub Jelinek <jakub@redhat.com>
2721 * c-typeck.c (common_type): push and pop binding level around
2722 calling common_type on function parameters.
2724 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
2726 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
2728 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2730 * config/mips/mips.c (override_options): Fix typo in last change.
2731 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
2732 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
2734 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
2736 * invoke.texi (-fdump-class-layout): Document.
2737 (-fdump-translation-unit): Use `=' as filename separator.
2739 2001-02-05 Mark Mitchell <mark@codesourcery.com>
2741 * Makefile.in (s-mlib): Don't build multilibs if
2743 (DRIVER_DEFINES): Adjust accordingly.
2745 (protoize.o): Likewise.
2746 (unprotoize.o): Likewise.
2747 * configure.in: Recognize --enable-multilib.
2749 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2751 * Makefile.in (DRIVER_DEFINES): Fix quoting.
2753 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
2754 * configure.in: Remove --enable-libstdcxx_v3 support.
2755 * configure: Regenerated.
2757 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2759 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
2760 Call abort instead of fatal.
2761 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
2762 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
2763 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
2764 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
2765 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
2766 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
2768 * diagnostic.h (set_internal_error_function): Renamed.
2769 * toplev.h (internal_error): Renamed from fatal.
2770 (pfatal_with_name): Deleted.
2771 (fatal_io_error): Now has printf-style arguments.
2772 * diagnostic.c (pfatal_with_name): Deleted.
2773 (fatal_io_error): Rework to have args in printf-style.
2774 (set_internal_error_function): Renamed from set_fatal_function.
2775 (internal_error): Renamed from fatal.
2776 (error_recursion, fancy_abort): Call internal_error instead of fatal.
2777 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
2778 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
2779 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
2780 * flow.c (verify_flow_info): Likewise.
2781 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
2782 * config/mips/mips.c (save_restore_insns): Likewise.
2784 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
2785 * flow.c (verify_flow_info): Likewise.
2786 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
2787 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
2788 (avr_normalize_condition): Likewise.
2789 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
2790 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
2791 (limit_reload_class, double_reg_to_memory): Likewise.
2792 (print_operand_address, emit_1600_code_shift): Likewise.
2793 (gen_tst_reg, gen_compare_reg): Likewise.
2794 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
2795 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
2797 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
2799 * c-parse.in (methoddef): Call fatal_error instead of fatal.
2800 * objc/objc-act.c (build_ivar_chain): Likewise.
2801 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
2803 * graph.c (clean_graph_dump_file): Likewise.
2804 * profile.c (init_branch_prob): Likewise.
2805 * objc/objc-act.c (objc_init): Likewise.
2807 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
2808 * config/avr/avr.c (avr_override_options): Likewise.
2809 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
2810 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
2811 * config/h8300/h8300.c (h8300_init_once): Likewise.
2812 * config/mips/mips.c (override_options): Likewise.
2813 * config/i386/i386.c (override_options): Likewise, rework.
2814 * config/m68k/m68k.c (override_options): Likewise.
2816 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
2818 * config/mips/mips.c (print_operand): Likewise.
2819 * hash.c (hash_allocate): Don't check for failure returns from
2820 obstack functions that can't fail.
2821 (hash_table_init_n, hash_table_init): Likewise; also now return void.
2822 * hash.h (hash_table_init_n, hash_table_init): Now return void.
2823 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
2824 (get_object_reference): Likewise.
2826 2001-02-04 Nick Clifton <nickc@redhat.com>
2828 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
2829 StrongARM1110, 10TDMI, and 1020T.
2831 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
2835 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
2837 * config/sh/sh.md (movdf load split): Pass register number to
2838 FP_OR_XD_REGISTER_P.
2840 2001-02-04 Mark Mitchell <mark@codesourcery.com>
2842 * cppinit.c (BC): New macro.
2843 (builtin_array): Add __GXX_WEAK__.
2844 * cpplib.h (builtin_type): Add BT_WEAK.
2845 * cppmacro.c (builtin_macro): Handle BT_WEAK.
2846 * defaults.h (SUPPORTS_ONE_ONLY): Define.
2847 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
2849 2001-02-03 Jakub Jelinek <jakub@redhat.com>
2851 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
2853 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2855 * cpphash.h: Rename _ALIGN POOL_ALIGN.
2856 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2858 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
2860 * cpphash.h: Rename ALIGN _ALIGN.
2861 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
2863 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
2865 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
2866 compilation environment.
2867 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
2868 control over location of cygwin includes and libs.
2870 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2872 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
2874 2001-02-02 lars brinkhoff <lars@nocrew.org>
2876 * md.texi (Standard Names): remove reference to spur.md.
2878 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
2880 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
2881 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
2882 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
2883 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
2884 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
2886 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2888 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
2889 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
2890 number before reload.
2891 (c4x_adjust_cost): Return zero before reload.
2892 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
2893 split before reload.
2895 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2897 * c4x.c (c4x_hard_regno_rename_ok): New.
2898 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
2899 * c4x.h (HARD_REGNO_RENAME_OK): Define.
2901 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2903 * diagnostic.h: Add missing "extern" in all declarations.
2905 2001-02-02 Alex Samuel <samuel@codesourcery.com>
2907 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
2908 as for gcc_gxx_include_dir.
2910 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
2912 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
2914 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2916 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
2917 label before alignment to be used as the braf base address.
2918 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
2920 (casesi_jump_2): Require at least TARGET_SH2.
2922 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
2923 truncation to 32-bit doubles on -m3e and -m4-single-only.
2925 2001-02-02 Mark Mitchell <mark@codesourcery.com>
2927 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
2928 the default when building a shared object.
2929 (init_spec): Use it.
2930 * testsuite/lib/g++.exp: Include the directory where libgcc
2931 is located to the LD_LIBRARY_PATH list.
2932 * invoke.texi (-shared-libgcc): Document the cases in which
2933 GCC defaults to using the shared libgcc.
2935 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
2937 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
2938 unsigned is wide enough.
2940 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
2941 (si_to_float): Likewise.
2942 (float_to_si, float_to_usi): Use BITS_PER_SI.
2944 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2946 * dwarf2out.c: Added explanation of abbreviations.
2947 (def_cfa_1): Added comments listing DWARF2 instructions.
2948 (cfa_temp_reg): Removed in favor of cfa_temp.
2949 (cfa_temp_value): Removed in favor of cfa_temp.
2950 (cfa_temp): New global variable.
2951 (dwarf2out_frame_debug_expr): Added extensive introductory
2952 comments explaining the function's transformations. Revised to
2953 use cfa_temp. Added some rtx checking. Generalize IOR case.
2954 (dwarf2out_frame_debug): Revised to use cfa_temp.
2955 (output_aranges): Cast as "unsigned" to avoid warning.
2956 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
2957 explain which instructions must be marked.
2959 2001-02-01 Richard Henderson <rth@redhat.com>
2961 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
2964 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
2966 * config/sh/crt1.asm (main_k): Modified so that start calls
2967 ___setup_argv_and_call_main.
2969 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
2971 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
2972 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
2973 and AVOID_LPASTE is cleared on meeting an unescaped newline.
2974 * cppmacro.c (builtin_macro): Set builtin flags here.
2975 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
2976 (replace_args): Clarify intent.
2977 (cpp_get_token): Macro expansion tokens get the saved flags.
2979 * cppmain.c (scan_buffer): Remove now-redundant print.printed
2982 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
2984 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
2987 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2989 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
2990 returns Pmode pseudo, but we need ptr_mode.
2991 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
2992 Remove bogus conversions; use HOST_WIDE_INT for size.
2993 Don't use TARGET if wrong mode.
2995 * config/i386/i386.c (ix86_compute_frame_size): Allow
2996 stack_alignment_needed to be non-default even if size is zero.
2998 2001-01-31 Alan Modra <alan@linuxcare.com.au>
3000 * (hppa_init_pic_save): Emit the pic offset table
3001 reg save after last_parm_insn.
3002 * pa.c (hppa_init_pic_save): New function.
3003 * pa.h (hppa_init_pic_save): Declare.
3004 * pa.md (call, call_value, sibcall, sibcall_value): Use
3005 the above instead of duplicated code.
3007 * pa.c (hppa_encode_label): Correct size of alloca buffer
3008 so we don't overrun it. Correct leading `*' case.
3009 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
3010 need to handle `*@'.
3011 (FUNCTION_NAME_P): Likewise.
3013 2001-01-31 Richard Henderson <rth@redhat.com>
3015 * config.gcc (alpha-osf5): Use float-i128.h.
3017 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
3018 * config/float-i32.h: Likewise.
3019 * config/float-i64.h: Likewise.
3020 * config/float-sh.h: Likewise.
3021 * config/float-sparc.h: Likewise.
3023 2001-01-31 DJ Delorie <dj@redhat.com>
3025 * expmed.c (extract_bit_field): allow non-integral modes if we
3026 want to extract a whole register from itself.
3028 2001-01-31 Jakub Jelinek <jakub@redhat.com>
3030 * c-typeck.c (set_init_index): If first is equal to last, assume as
3031 if it was not a range at all.
3033 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3035 * config/fp-bit.c: Include tm.h.
3036 (float_to_si): Don't assume SImode is 32-bits wide.
3037 (float_to_usi): Likewise.
3039 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
3041 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
3043 (typename): Call pending_xref_error after parsing typed_typespecs.
3044 * c-decl.c (lookup_tag): Give error immediately rather than
3045 leaving it pending if the tag of the wrong type is in the same
3047 (xref_tag): Don't pedwarn for forward declarations of enum types
3049 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
3052 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3054 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
3056 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3058 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
3059 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
3061 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
3063 * cpphash.h (struct cpp_reader): New saved_flags.
3064 * cppmacro.c (cpp_get_token): Use saved_flags to remember
3065 to avoid a paste after a pasted token.
3067 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
3069 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
3070 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
3071 Wtype_MIN instead of LONG_MIN.
3073 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3075 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
3077 * fixinc/fixincl.x: Regenerated.
3078 * fixinc/inclhack.def (irix_limits_const): New definition to
3079 convert "const" to "__const" in limits.h.
3081 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
3083 * fixinc/genfixes (AG): Fix "autogen4" thinko.
3085 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3087 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
3088 when register dies in the insn.
3090 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3092 * diagnostic.c (fatal): Fix word wrap.
3094 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
3096 * combine.c (try_combine): Fix SUBREG setting for
3097 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
3099 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3101 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
3104 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
3106 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
3108 * toplev.c (decode_W_option): Update warn_larger_than
3109 unconditionally for each processed switch.
3111 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3113 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
3115 (hppa_expand_prologue): Delete code to save pic offset table register
3116 in the function prologue.
3117 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
3118 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
3119 table register at the beginning of the function after the prologue.
3121 2001-01-29 lars brinkhoff <lars@nocrew.org>
3123 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
3125 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3126 Jeff Law <law@redhat.com>
3128 * pa.md (return): Revise comment for trivial return.
3129 (return_internal): Non-trivial return pattern for non-PIC code.
3130 (return_internal_pic): Non-trivial return pattern for PIC code.
3131 It uses the PIC register to ensure it is restored after
3133 (epilogue): Generate appropriate return for PIC and non-PIC code.
3135 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
3137 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
3139 2001-01-29 DJ Delorie <dj@redhat.com>
3141 * combine.c (if_then_else_cond): Pass the correct mode to
3142 operand_subword() for constants.
3144 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
3146 * config/i386/cygwin.h: Add w32api to include search. Search different
3147 directories in a cross-build environment.
3149 2001-11-29 Tim Josling <tej@melbpc.org.au>
3151 * tree.h (TYPE_STUB_DECL): Add documentation.
3153 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
3155 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
3156 (sdbout_field_types): Likwise. Fix use of host_integerp.
3158 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
3160 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
3163 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
3165 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
3166 to use flag_gnu_linker.
3168 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * cpplib.c (T_BAD_DIRECTIVE): Remove.
3171 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
3173 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
3175 * tree.c, tree.h (build_parse_node): Remove; was identical to
3177 * c-lang.c (start_cdtor), objc/objc-act.c
3178 (build_module_descriptor): Use build_nt instead of
3181 2001-01-29 Jakub Jelinek <jakub@redhat.com>
3183 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
3184 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
3185 not have any upper bits set.
3187 2001-01-29 Phil Edwards <pme@sources.redhat.com>
3189 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
3191 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3193 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
3195 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
3197 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
3198 (integer_minus_one_node): Define.
3200 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
3202 * Makefile.in (bootstrap2-lean): Fix typo.
3204 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
3206 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
3207 : Don't set fe_value.
3208 * cpplib.h (AVOID_LPASTE): New flag.
3209 (struct cpp_hashnode): Remove fe_value.
3210 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
3211 * cppmacro.c (builtin_macro): Don't set flags here.
3212 (replace_args): Set AVOID_LPASTE flag on first token of an
3213 argument, and the token following it.
3214 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
3215 macro expansion, and on the token following it. Do it for
3217 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
3219 2001-01-27 Richard Henderson <rth@redhat.com>
3221 * config/alpha/t-ieee: Remove multilibbing.
3222 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3224 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3226 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
3228 * Makefile.in: Remove all dependencies on defaults.h.
3229 * builtins.c: Don't include defaults.h.
3230 * c-common.c: Likewise.
3231 * c-decl.c: Likewise.
3232 * c-pragma.c: Likewise.
3233 * c-typeck.c: Likewise.
3234 * combine.c: Likewise.
3236 * frame-ia64.c: Likewise.
3237 * cppexp.c: Likewise.
3238 * crtstuff.c: Likewise.
3239 * dbxout.c: Likewise.
3240 * dwarf2out.c: Likewise.
3241 * dwarfout.c: Likewise.
3242 * emit-rtl.c: Likewise.
3243 * except.c: Likewise.
3245 * final.c: Likewise.
3246 * frame-dwarf2.c: Likewise.
3247 * libgcc2.c: Likewise.
3248 * optabs.c: Likewise.
3249 * profile.c: Likewise.
3250 * sdbout.c: Likewise.
3251 * toplev.c: Likewise.
3252 * tradcif.y: Likewise.
3254 * varasm.c: Likewise.
3256 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3258 * builtins.c (expand_builtin_fputs): Use size_one_node when
3259 transforming into fwrite.
3261 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
3263 * extend.texi (Attribute Syntax): New section.
3265 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3267 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
3268 they didn't need fixing.
3270 2001-01-27 Janis Johnson <janis@us.ibm.com>
3272 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
3274 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
3275 to remove macro definitions that are duplicated from elfos.h.
3277 2001-01-27 Richard Henderson <rth@redhat.com>
3279 * config/i386/sco5gas.h: Move ...
3280 * config/usegas.h: ... here.
3281 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
3283 2001-01-27 Jakub Jelinek <jakub@redhat.com>
3285 * c-typeck.c (struct constructor_stack): Add range_stack member.
3286 (really_start_incremental_init): Clear it.
3287 (push_init_level): Save constructor_range_stack and clear it if
3288 pushing explicit braces.
3289 (pop_init_level): abort if constructor_range_stack is non-zero at
3290 explicit closing brace. Restore saved constructor_range_stack if
3293 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3295 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
3296 into register was forced into memory.
3298 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
3300 * Makefile.in: Remove uses of + before $(MAKE).
3302 2001-01-26 Richard Henderson <rth@redhat.com>
3304 * stmt.c (cost_table): Remove.
3305 (COST_TABLE, cost_table_initialized): New.
3306 (estimate_case_costs): Use the later instead of the former.
3307 (balance_case_nodes): Likewise.
3309 2001-01-26 Richard Henderson <rth@redhat.com>
3311 * alias.c (objects_must_conflict_p): Read-only slots may not
3312 conflict despite having the same type.
3314 2001-01-27 Michael Hayes <mhayes@redhat.com>
3316 * loop.c (loop_giv_reduce_benefit): Copy mode size into
3318 (check_ext_dependant_givs): Initialise u_start_val and
3320 (load_mems): Make last_max_reg unsigned.
3321 (try_swap_copy_prop): Use INSN_P and initialise set.
3323 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
3325 * README.AVR : Removed.
3327 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
3329 * pa-64.h (text_section): Remove declaration.
3331 * pa.md (return_internal): Remove mode on PIC register use.
3333 2001-01-25 lars brinkhoff <lars@nocrew.org>
3335 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
3336 ASM_CLOSE_PAREN): fix typos.
3338 2001-01-25 Mark Mitchell <mark@codesourcery.com>
3340 * acconfig.h: Define `const' to the empty string if neither
3341 __STDC__ nor __cplusplus is defined.
3342 * config.in: Regenerated.
3344 2001-01-25 David Edelsohn <edelsohn@gnu.org>
3346 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
3347 * collect2.c (main): Delete importf. Add ".obj" file extension.
3348 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
3349 (aix_std_libs): Add additional AIX libraries to skip.
3350 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
3351 * config/rs6000/aix51.h: New file.
3353 2001-01-25 Michael Hayes <mhayes@redhat.com>
3355 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
3356 (loop_insn_emit_before): No longer static.
3357 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
3358 (loop_givs_rescan, load_mems): Likewise.
3359 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
3360 (maybe_eliminate_biv_1):
3361 (move_movables): Replace emit_call_insn_before with
3362 loop_call_insn_hoist.
3363 * loop.h (loop_insn_emit_before): Add.
3364 * unroll.c (copy_loop_body): Replace emit_insn_before with
3365 loop_insn_emit_before.
3367 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
3369 * diagnostic.c (fatal): Request preprocessed source.
3371 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
3373 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
3374 olddecl has argument types and newdecl has none, use the argument
3377 2001-01-24 Ulrich Drepper <drepper@redhat.com>
3379 * dwarf2out.c (prefix_of): New function. Determine longest common
3380 prefix of the two arguments. The units are whole path components.
3381 (output_file_names): When adding a new directory find the one entry
3382 with the longest common prefix already in the list. Artificially
3383 generate entry if there is none for this prefix.
3384 Fix test to check whether the zeroth directory entry is used.
3386 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
3388 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
3389 Changed all callers. Take it into account when deciding if a
3390 previously loaded value matches.
3392 2001-01-24 Richard Henderson <rth@redhat.com>
3394 * reload.c (find_reloads_subreg_address): Fail the substitution
3395 if the resulting address is insufficiently aligned.
3397 2001-01-24 DJ Delorie <dj@redhat.com>
3399 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
3400 check the original operand's mode also.
3401 * simplify-rtx.c (simplify_ternary_operation): Ditto.
3403 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3405 * c-parse.in (cast_expr): Move compound literals from here ...
3406 (primary): ... to here. Use standard terminology "compound
3407 literal" instead of "constructor expression".
3409 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
3411 * gcc.1, cpp.1: Regenerate.
3413 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
3415 * calls.c (emit_library_call_value_1): Memory slot for
3416 pass-by-reference argument should have the mode of the argument,
3417 not of the pointer to it.
3419 2001-01-24 Tom Tromey <tromey@redhat.com>
3421 * gcc.texi (G++ and GCC): Mention gcj manual.
3422 (Standards): Link to section of manual mentioning gcj/Java
3425 2001-01-24 Jakub Jelinek <jakub@redhat.com>
3427 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
3428 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
3429 * tradcpp.c (main): Add -imacros or -include'd dependencies
3431 * cpp.texi (-M, -MM): Document -M -include behaviour.
3433 2001-01-24 Roger Collins <roger@ProProject.com>
3435 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
3437 2001-01-24 Will Cohen <wcohen@redhat.com>
3439 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
3440 whether registers are 32 bits or 64 bits in size.
3442 2001-01-24 Ben Elliston <bje@redhat.com>
3444 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
3446 2001-01-24 Richard Henderson <rth@redhat.com>
3448 * config/alpha/alpha.md (builtin_longjmp_internal): New.
3449 (builtin_longjmp): Use it instead of emit_indirect_jump.
3451 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
3453 * bb-reorder.c (make_reorder_chain_1): Handle case where
3454 jump edge goes to the same block as the fallthru edge.
3456 2001-01-23 Jim Wilson <wilson@redhat.com>
3458 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
3459 * frame.h (__ia64_personality_v1): Add prototype.
3460 * libgcc2.c (ia64_throw_helper): Change personality declaration to
3461 prototype form. Add void * cast to first argument to personality
3463 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
3464 (asctoe113): Likewise.
3465 * config/ia64/frame-ia64.c: Include eh-common.h.
3466 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
3468 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
3470 (itanium_split_issue): Add prototype.
3471 (gen_nop_type): Ifdef out.
3472 (find_best_packet): Initialize best_packet.
3473 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
3475 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
3476 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
3477 (flushrs): Add explicit stop bit at end.
3478 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
3481 2001-01-23 Chris Demetriou <cgd@broadcom.com>
3483 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
3485 * libgcc2.c (__terminate_func): Make variable static.
3486 (__terminate_set_func): New function to set __terminate_func.
3487 * libgcc2.h (__terminate_func_ptr): New typedef.
3488 (__terminate_set_func): New function.
3490 2001-01-23 Richard Henderson <rth@redhat.com>
3492 * flow.c (init_propagate_block_info): Don't consider unchanging
3493 memories for dead frame store elimination.
3495 2001-01-23 Richard Henderson <rth@redhat.com>
3497 * varasm.c (UNIQUE_SECTION): Move default implementation ...
3498 * defaults.h: ... here.
3500 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3502 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
3504 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
3506 * c-lex.c (lex_charconst): Fix typo: s/p/str.
3508 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3510 * rs6000.h (rs6000_return_addr): Move prototype from here...
3511 * rs6000-protos.h (rs6000_return_addr): ...to here.
3512 (rs6000_init_expanders): Delete prototype.
3514 2001-01-23 Nick Clifton <nickc@redhat.com>
3516 * invoke.texi: Replace , with \, inside @gccoptlist macros.
3517 (Spec Files): Document %B and %j and %. and %v3 and %M and
3518 %{S*&T} spec switches.
3520 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3522 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
3524 2001-01-23 Chris Demetriou <cgd@sibyte.com>
3525 Neil Booth <neil@daikokuya.demon.co.uk>
3527 * cpperror.c: Merge handlers of PEDWARN and WARNING.
3528 Have -Werror make pedantic warnings errors, like the
3531 2001-01-23 Phil Edwards <pme@sources.redhat.com>
3533 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
3535 2001-01-23 Jakub Jelinek <jakub@redhat.com>
3537 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
3538 * integrate.c (expand_inline_function): Initialize them.
3539 (subst_constants): If changing COMPARE so that both its arguments
3540 will be VOIDmode and the comparison mode will be lost, note
3541 compare_mode. Use the recorded compare_mode to optimize
3544 2001-01-23 Jason Merrill <jason@redhat.com>
3546 * dwarf2out.c (new_die): Use xcalloc.
3547 (output_die): Abort rather than emit a local reference to offset 0.
3549 2001-01-17 Andrew Haley <aph@redhat.com>
3551 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
3552 of a saved register; return NULL instead.
3553 (copy_reg): Take a pointer to a source register rather than a
3555 (next_stack_level): Remember the address in the stack frame of all
3557 Use the saved register pointer array as the source of the CFA.
3558 (throw_helper): Rewrite. Unwind once rather than twice and keep
3559 track of saved registers as we go.
3561 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3563 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
3564 * c4x.c (c4x_legitimize_reload_address): Remove.
3565 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
3566 reload address for ldp(k) insn.
3568 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
3570 * pa.md (return_internal): Add a USE of the PIC register to ensure
3571 it is restored after each call.
3572 (return expander): Corresponding changes.
3574 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3576 * rs6000.h (INIT_EXPANDERS): Delete.
3577 (RETURN_ADDR_RTX): Call rs6000_return_addr().
3578 * rs6000.c (rs6000_override_options): Call *_machine_status from
3580 (rs6000_init_expanders): ...instead of here. Delete.
3581 (rs6000_mark_machine_status): New function.
3582 (rs6000_init_machine_status): Use xcalloc.
3583 (rs6000_return_addr): Generate RTX for the return address.
3584 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
3585 (rs6000_stack_info): Use it.
3587 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
3589 * gthr-win32.h: Include errno.h to get a declaration for
3590 EINVAL and _mingw.h if the target is mingw32.
3592 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
3594 * cpp.texi: Correct typos.
3596 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3598 * explow.c (probe_stack_range): Ensure value passed to
3599 stack_check_libfunc is ptr_mode, not Pmode.
3601 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
3603 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
3604 case, don't use operand_subword to calculate a SUBREG that is
3607 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
3609 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3611 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
3612 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
3613 valid. If not replace it by equivalent insns.
3615 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3617 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
3618 contains SYMBOL_REF, LABEL_REF and CONST_INT.
3619 (c4x_U_constraint, symbolic_address_operand): Likewise.
3620 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
3622 (c4x_r11_set_p, c4x_check_laj_p): New functions.
3623 * c4x-protos.h (c4x_check_laj_p): Add prototype.
3624 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
3625 anulling slot because of silicon bug.
3626 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
3628 2001-01-22 Alan Modra <alan@linuxcare.com.au>
3630 * cppexp.c (parse_charconst): Change `mask' type to agree
3633 2001-01-21 Richard Henderson <rth@redhat.com>
3635 * config/i386/i386.c (ix86_asm_file_end): Disable putting
3636 pic_label_name in a linkonce section.
3638 2001-01-17 Philipp Thomas <pthomas@suse.de>
3640 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
3642 * configure: Regenerate.
3644 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
3646 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
3647 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
3649 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
3651 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
3652 If REVERSE nonzero then condition code in X must be reversed.
3653 (encode_section_info): Optimise if/else.
3654 (avr_function_value): Fix formatting.
3656 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
3657 (difficult_branch): Likewise.
3658 (rvbranch): Likewise.
3659 (difficult_rvbranch): Likewise.
3661 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
3663 * config/avr/libgcc.S: Fix comment.
3665 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3667 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
3669 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3671 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
3673 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
3675 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
3676 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
3677 * configure, config.in: Regenerate.
3678 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
3679 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
3680 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
3681 (doprint.o): New rule.
3683 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
3685 * c-typeck.c (digest_init): Handle boolean types as scalars.
3687 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3689 * stmt.c (expand_return): Don't return anything if size is zero.
3690 Delete redundant assignment to BYTES.
3691 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
3693 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
3695 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
3696 the same as the default library function names.
3697 * config/avr/avr.md: Document special characters after '%'.
3698 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
3699 knowing which of the call-used registers are really clobbered.
3700 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
3701 New. Both quotient and remainder from one libgcc.S call.
3702 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
3703 clobber as few registers as possible.
3704 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
3706 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
3708 * cppmacro.c (funlike_invocation_p): Don't move back up to the
3709 context of the top of the stack.
3711 2001-01-20 Jakub Jelinek <jakub@redhat.com>
3713 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
3714 (fixup_var_refs_insns): ...here.
3716 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
3718 * function.c (fixup_var_refs_insns): Break up into
3719 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
3720 [loop over entire insn list], and fixup_var_refs_insns_with_hash
3721 [loop over hash table entries].
3722 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
3723 fixup_var_refs_insns_with_hash, to match above changes.
3725 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3727 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
3728 (libgcc.a): Likewise.
3729 (stmp-multilib): Likewise.
3730 (STAGE2_FLAGS_TO_PASS): Likewise.
3732 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3734 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
3735 temporary if no_new_pseudos.
3737 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
3739 * cppinternals.texi: Update.
3741 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
3743 * arm.c (arm_init_builtins): Re-enable builtins.
3745 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3747 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
3748 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
3749 element to be null, and always expect an EXPR_LIST.
3750 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
3751 * sched-deps.c (sched_analyze_1): Likewise.
3752 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3754 * regclass.c (max_set_parallel): New variable.
3755 (reg_scan): Take it into account in computation of max_parallel.
3756 (reg_scan_mark_refs, case SET): Compute it.
3758 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
3760 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
3761 * function.c (assign_parms): Use INTVAL for a CONST_INT.
3763 2001-01-19 Jason Merrill <jason@redhat.com>
3765 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
3766 for the abstract instance of an inline function.
3768 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
3769 J"orn Rennecke <amylaar@redhat.com>
3771 * reload1.c (move2add_note_store): Treat all registers directly or
3772 indirectly derived from a base register as members of the same set
3774 (reload_cse_move2add): Adjust accordingly. Take mode and offset
3775 of base register into account.
3777 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
3779 * alias.c (find_base_value): Recognize TRUNCATE.
3780 (record_set): In PLUS case, invalidate if other summand is also a
3783 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3785 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
3786 entry to be EXPR_LIST.
3787 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
3788 be an EXPR_LIST (but not null, which other code doesn't allow).
3789 (note_stores): Properly handle PARALLEL in SET.
3790 Recursively call for top-level PARALLEL.
3791 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
3792 * sched-rgn.c (check_live_1, update_live_1): Likewise.
3794 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
3796 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
3798 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
3799 not pfile->skipping (== 0).
3801 2001-01-17 Nick Clifton <nickc@redhat.com>
3803 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
3806 2001-01-17 Jim Wilson <wilson@redhat.com>
3808 * invoke.texi (IA-64 options): Improve.
3810 2001-01-17 Tom Tromey <tromey@redhat.com>
3812 * invoke.texi (Optimize Options): Use `{}' to around @samp
3815 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
3817 * invoke.texi (-fno-guess-branch-probability): New option.
3819 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3821 * combine.c (try_combine): Don't set i3_subst_into_i2 for
3822 case of making new double-word constant.
3823 Revert last change: instead just test i3_subst_into_i2.
3825 2001-01-17 Jakub Jelinek <jakub@redhat.com>
3827 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
3828 Use q constraints instead of r.
3830 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
3832 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
3833 (machine_function): Define.
3834 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
3835 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
3836 pa_free_machine_status): New functions.
3837 (override_options): Set {init,mark,free}_machine_status to above.
3838 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3839 PIC_OFFSET_TABLE_REGNUM_SAVED.
3840 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
3841 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
3842 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
3843 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
3844 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3846 2001-01-15 DJ Delorie <dj@redhat.com>
3848 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
3852 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3854 * flow.c (propagate_on_insn): Make trying to delete a prologue
3855 or epilogue insn an ICE, not a warning. Allow doing this if
3856 the current function returns with stack pointer depressed.
3858 * combine.c (try_combine): If i3_subst_into_i2, properly check for
3859 I3 having more than one SET.
3861 2001-01-16 Jim Wilson <wilson@redhat.com>
3863 * invoke.texi: Document IA-64 options.
3865 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
3866 (fixup_errata): Delete TARGET_A_STEP use.
3867 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
3868 (TARGET_SWITCHES): Delete -ma-step option.
3869 * config/ia64/ia64.md (all FP patterns): Delete %B0.
3870 (movqicc_astep, movqi_internal_astep, movhicc_astep,
3871 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
3872 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
3873 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
3874 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
3876 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3877 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
3878 cmovsi_internal): Delete ! TARGET_A_STEP check.
3880 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3882 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
3883 possibility to report bugs via postal mail. Change a URL and
3884 merge in a nearly duplicate statement...
3885 (Bug Reporting): ...from here.
3886 (Service): Refer to the Bug Reporting section instead of
3888 (Contributing): Remove trivial explanations concerning snapshots.
3890 2001-01-16 Alan Modra <alan@linuxcare.com.au>
3892 * cppmain.c (general_init): Don't use ANSI prototype.
3894 2001-01-16 Tom Tromey <tromey@redhat.com>
3896 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
3898 2001-01-16 Richard Henderson <rth@redhat.com>
3900 * config/i386/i386.h: Fix comment typo.
3901 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
3902 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
3904 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3906 * gcc.c: Revert previous -fsyntax-only-related change; move
3909 2001-01-16 Jakub Jelinek <jakub@redhat.com>
3911 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
3912 inmode after checking GET_CODE (op).
3914 2001-01-16 Richard Henderson <rth@redhat.com>
3916 * flow.c (struct propagate_block_info): Add mem_set_list_len.
3917 (MAX_MEM_SET_LIST_LEN): New.
3918 (propagate_one_insn): Update mem_set_list_len.
3919 (invalidate_mems_from_autoinc): Likewise.
3920 (invalidate_mems_from_set): Likewise.
3921 (mark_used_regs): Likewise.
3922 (init_propagate_block_info): Likewise. Stop collecting memories
3923 when we reach MAX_MEM_SET_LIST_LEN.
3924 (mark_set_1): Likewise.
3926 2001-01-16 Richard Henderson <rth@redhat.com>
3928 * unroll.c (precondition_loop_p): Fail if no iteration
3931 2001-01-16 Phil Edwards <pme@sources.redhat.com>
3933 * gcc.c: When -fsyntax-only is given, do not complain about
3936 2001-01-15 Richard Henderson <rth@redhat.com>
3938 * config/i386/i386.c (asm_output_function_prefix): Remove.
3939 (ix86_asm_file_end): New.
3940 (load_pic_register): Generate pic_label_name into a
3941 staticly allocated buffer.
3942 * config/i386/i386-protos.h: Update.
3943 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
3944 (ASM_FILE_END): New.
3945 * config/i386/i386afe.h: New file.
3946 * config.gcc (i?86-*-elf) [tm_file]: Use it.
3947 (i?86-*-{freebsd,linux*,moss*}): Likewise.
3948 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
3949 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
3950 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
3951 * config/i386/sco5.h (ASM_FILE_END): Likewise.
3952 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
3954 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3956 * Makefile.in (install-man): Remove explicit dependency on
3959 * configure.in, configure: Revert previous patch requiring perl
3962 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
3964 * toplev.c (flag_guess_branch_prob): New.
3965 (f_options): Add guess-branch-probability option.
3966 (rest_of_decl_compilation): Only estimate branch probability if
3968 (main): set flag_guess_branch_prob.
3970 * flags.h (flag_guess_branch_prob): New.
3972 2001-01-15 DJ Delorie <dj@redhat.com>
3974 * gcc.texi (Makefile): Add documentation for Makefile targets.
3976 2001-01-15 Philip Blundell <philb@gnu.org>
3978 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
3980 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
3981 (is_pic): Delete declaration.
3982 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
3983 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
3984 * config/arm/arm.md (builtin_setjmp_receiver): New.
3986 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
3988 * arm.c (use_return_insn): Don't try to determine the function type
3989 until after reload has completed.
3990 (arm_output_epilogue): Don't adjust the sp value recovered from the
3992 (emit_multi_reg_push): Don't record dwarf information for the pc.
3993 * arm.md (eh_epilogue): The function type may have changed, so it
3994 needs to be recalculated.
3995 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
3996 unwind tables on arm/netbsd.
3998 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4000 * arm.md (cbranchsi4): Correct calculation of branch ranges.
4001 (negated_cbranchsi4): Likewise.
4003 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4005 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
4006 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4007 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
4008 pass -mapcs-* options to assembler.
4009 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
4010 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
4011 (ASM_SPEC): Call subtarget_extra_asm_spec.
4013 2001-01-15 Andreas Jaeger <aj@suse.de>
4015 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
4017 (ix86_expand_builtin): Likewise.
4019 * gencodes.c (output_predicate_decls): Make i size_t to avoid
4020 warning about comparison between signed and unsigned.
4022 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4024 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
4026 2001-01-14 Ralf Baechle <ralf@gnu.org>
4028 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
4029 SUBTARGET_CPP_SPEC apropriatly.
4031 2001-01-12 Mark Mitchell <mark@codesourcery.com>
4033 * varasm.c (make_decl_rtl): Fix typo in last change.
4035 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
4037 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
4038 linker supports the init_priority C++ attribute.
4039 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
4040 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
4041 linker does not support init_priority C++ attribute.
4043 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
4045 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
4047 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4049 * c-parse.in (finish_parse): Add comment about cpp_destroy.
4050 * cp/lex.c (finish_parse): Similarly.
4051 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
4052 Return the number of errors encountered.
4053 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
4054 * cppmain.c (main): Don't call cpp_destroy.
4056 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
4058 * configure.in: Require at least perl 5.6.0 to regenerate
4060 * configure: Regenerate.
4062 2001-01-14 Richard Henderson <rth@redhat.com>
4064 * genrecog.c (DT_veclen_ge): New.
4065 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
4066 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
4067 (nodes_identical_1): Handle DT_veclen_ge.
4068 (write_cond, debug_decision_2): Likewise.
4070 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4072 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
4074 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
4076 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
4078 * cppmain.c (do_preprocessing): New function; most of the old
4080 (main): Call it to do most of the work.
4081 (cb): Move from global scope to set_callbacks ().
4082 (setup_callbacks): Get the callback pointer.
4083 (general_init, printer_init): Clean up code and comments.
4085 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
4087 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
4090 2001-01-14 Kazu Hirata <kazu@hxi.com>
4092 * config/h8300/h8300.c (get_shift_alg): Update comments.
4094 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4096 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
4097 (alloc_page, ggc_alloc): Add casts to remove warnings.
4099 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
4101 * combine.c (simplify_comparison): Don't change `code' when
4102 can't reverse comparison.
4104 2001-01-14 Richard Henderson <rth@redhat.com>
4106 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
4107 update all call sites. Return true for all non-label constants.
4109 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
4111 * i386.c (ix86_expand_compare): Add bypass_test and second_test
4113 (ix86_expand_branch): Update.
4114 (ix86_expand_setcc): Update to handle multiple test conditions.
4115 (expand_int_movcc): Likewise.
4116 (expand_fp_movcc): Likewise.
4117 * i386-protos.h (ix86_expand_compare): New.
4118 * i386.md (andqi_?_slp, orqi_?_slp): New.
4119 (conditional trap expander): Update call to ix86_expand_compare.
4121 2001-01-14 Richard Henderson <rth@redhat.com>
4123 * config/vax/vax.md: Use nonimmediate_operand instead of
4124 general_operand in destinations.
4126 * config/vax/vax.md (indirect_jump): Use register_operand.
4128 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
4129 * config/vax/vax.md (call_pop): Turn into an expander.
4130 (call_value_pop): Likewise.
4131 (call, call_value): New.
4133 2001-01-14 Andreas Jaeger <aj@suse.de>
4135 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
4137 (ix86_fp_compare_mode): Add unused attribute.
4138 (ix86_expand_fp_movcc): Remove unused variable.
4139 (ix86_expand_builtin): Make fcode unsigned.
4141 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
4142 (expand_expr): Add cast to avoid signed warning.
4143 (store_field): Likewise.
4144 (store_constructor_field): Likewise.
4145 (store_constructor): Likewise.
4146 (store_expr): Likewise.
4147 (clear_storage): Likewise.
4148 (emit_group_store): Likewise.
4149 (emit_group_load): Likewise.
4151 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4153 * c-common.c: Move format checking code to ...
4154 * c-format.c: ... here. New file. Reorder some functions and
4156 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
4158 * c-common.h (decl_handle_format_attribute,
4159 decl_handle_format_arg_attribute): Declare.
4160 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
4161 (c-common.o): Adjust dependencies.
4162 (c-format.o): New list of dependencies.
4164 2001-01-13 Jakub Jelinek <jakub@redhat.com>
4166 * unroll.c (loop_iterations): If we cannot prove iteration variable
4167 is set once in each iteration, punt.
4169 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
4171 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
4172 (*strlenhi): Remove clobber (which was buggy) of output address.
4174 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4176 * Makefile.in (generated-manpages): Add gcc.1
4177 ($(srcdir)/gcc.1): New target.
4178 (maintainer-clean): Delete $(srcdir)/gcc.1.
4179 * gcc.texi: Add macros @gccoptlist and @gol.
4180 * invoke.texi: Include option summary in manpage. Mark up option
4181 summary with @gccoptlist and @gol. Use @r in one place where
4183 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
4184 * gcc.1: Generate from invoke.texi.
4186 2001-01-13 Richard Henderson <rth@redhat.com>
4188 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
4189 (struct page_entry): Add group member.
4190 (struct page_group): New.
4191 (struct globals): Add page_groups member.
4192 (alloc_anon): Only define for using mmap; remove valloc call.
4193 (page_group_index): New.
4194 (set_page_group_in_use): New.
4195 (clear_page_group_in_use): New.
4196 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
4197 (free_page, release_pages): Likewise.
4198 * configure.in (with-gc): Default to ggc-page always.
4200 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4202 * reload1.c (replace_pseudos_in_call_usage): Use
4203 reg_equiv_constant and reg_equiv_address, and don't try
4204 regno_reg_rtx first.
4206 2001-01-13 Richard Henderson <rth@redhat.com>
4208 * ggc-page.c (alloc_page): Round up allocation size to one page.
4209 Set e->order on extra pages.
4211 2001-01-13 Richard Henderson <rth@redhat.com>
4213 * genrecog.c (nodes_identical): Expand commentary.
4214 (write_switch): Watch out for identical nodes.
4216 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4218 * cppfiles.c (_cpp_fake_include): New function.
4219 * cpphash.h (_cpp_fake_include): New.
4220 * cpplib.c (do_line): Call _cpp_fake_include when entering
4221 header files in preprocessed input.
4222 * cppmain.c (cb_pragma_implementation): Remove handling.
4223 (setup_callbacks): Don't register pragmas.
4225 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4227 * extend.texi: Udate for CPP.
4229 2001-01-13 Andreas Jaeger <aj@suse.de>
4231 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
4233 * regmove.c: Add prototype for replace_in_call_usage.
4235 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4237 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
4238 struct cpp_chunk, struct htab, struct toklist,
4239 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
4240 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
4241 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
4242 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
4243 (struct macro_args): Delete.
4244 * cpphash.h: See above.
4246 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * cppmain.c (struct printer): Remove no_line_dirs.
4250 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
4251 : Use options rather than CPP_OPTION.
4252 (setup_callbacks): Use cb rather than pfile->cb.
4253 (main): No need to check for a buffer. Use cpp_errors.
4254 (printer_init): Don't set no_line_dirs.
4255 (maybe_print_line): Use options not no_line_dirs.
4256 (cb_file_change): Don't call print_line if -P.
4258 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4260 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
4262 * c-parse.in (finish_parse): Use cpp_errors.
4263 (__yylex): Use return value of cpp_pop_buffer.
4264 * cp/lex.c (finish_parse): Use cpp_errors.
4265 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
4267 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
4269 * README.AVR: URLs corrected.
4271 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4273 * c-decl.c (start_function): Don't warn if old prototype is builtin
4274 that's not in C's namespace.
4275 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
4276 (_bb): Add prototype for ctime.
4277 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
4279 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
4281 * i386.c (ix86_fp_comparison_arithmetics_cost,
4282 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
4283 ix86_fp_comparison_cost): New functions.
4284 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
4285 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
4286 two-branch sequences; make static.
4287 (ix86_use_fcomi_compare): Do decision according to the costs.
4288 (split_fp_branch): New.
4289 * i386.md (compare-and-branch patterns): Use split_fp_branch.
4290 * i386-protos.h (ix86_expand_fp_compare): Remove
4291 (ix86_split_fp_branch): Declare.
4293 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
4294 and ix86_comparison_operator.
4296 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
4299 * i386.c (put_condition_code): Output properly the unordered/ordered
4300 compares in fp case.
4301 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
4303 * tm.texi (REVERSE_CONDITION): Document.
4304 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
4305 in -ffast-math mode.
4306 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
4308 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4310 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
4312 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
4315 * config/sh/sh.c (mova_p): Fix test for mova_const.
4317 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4319 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
4320 cpp_get_options rather than dereferencing pfile and using
4322 * scan-decls.c (scan_decls): Use return value of
4323 cpp_pop_buffer rather than CPP_BUFFER.
4325 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
4327 * cppinit.c (cpp_handle_option): help_only is now part of the
4328 cpp_options structure.
4329 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
4330 cpp_set_callbacks): New functions.
4331 * cpplib.h (cpp_callbacks): Break out as a named structure.
4332 (cpp_options): Move help_only here from cpp_reader.
4333 (CPP_FATAL_ERRORS): Update to use cpp_errors.
4334 (cpp_errors, cpp_get_options, cpp_get_callbacks,
4335 cpp_set_callbacks): New prototypes.
4336 * cppmain.c (main): Update for help_only.
4338 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
4340 * Makefile.in (info, maintainer-clean, install-info, uninstall):
4341 Also build and remove and install and uninstall c-tree.info and
4343 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
4344 ($(srcdir)/cppinternals.info): New target.
4345 * c-tree.texi: Change file name used when makeinfo used without -o
4346 from ir.info to c-tree.info. Add info directory entry.
4347 * cppinternals.texi: Add info directory entry.
4348 * .cvsignore: Update.
4350 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4352 * c-typeck.c (store_init_value): Don't require constant initializer
4353 elements with -pedantic -std=c99.
4354 (digest_init): Change error about non-constant initializer elements
4356 (constructor_range_end): Remove.
4357 (constructor_incremental, designator_depth,
4358 designator_errorneous): New variables.
4359 (struct constructor_stack): Remove range_end, add incremental.
4360 (struct constructor_range_stack, constructor_range_stack): New.
4361 (struct initializer_stack): Add constructor_range_stack.
4362 (finish_init): Set it.
4363 (start_init): Likewise. require_constant_elements for non-static
4364 trees only if not flag_isoc99.
4365 (really_start_incremental_init): Remove constructor_range_end, add
4366 constructor_incremental.
4367 (pop_init_level): Likewise.
4368 (push_init_level): Likewise. If implicit and the subobject had some
4369 value set already, preinitialize the level with it.
4370 Warn about missing braces only if not pushing due to designators.
4371 (set_designator, push_range_stack): New functions.
4372 (set_init_label): Use them.
4373 (set_init_index): Likewise. Remove constructor_range_end.
4374 Error if designator index is outside of array bounds.
4375 (add_pending_init): Compare values of purpose index trees, not the
4376 trees themselves. Allow overwriting of already initialized element.
4377 Issue a warning if it had side-effects.
4378 (set_nonincremental_init, set_nonincremental_init_from_string): New
4380 (pending_init_member): Rename to...
4381 (find_init_member): ...this function. Call set_nonincremental_init
4382 if necessary. Compare values of purpose index trees, not the trees
4383 themselves. Return the actual value, not just non-zero if something
4385 (output_init_element): Remove checks for duplicates.
4386 If field has zero size, only check the initializer for correctness.
4387 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
4388 if constructor_incremental is zero. Change error about initializers
4389 not computable at load time into pedwarn.
4390 (output_pending_init_elements): Compare bit positions, not
4391 FIELD_DECLs to take into account zero-sized fields.
4392 (process_init_element): Use constructor_range_stack to fill all
4393 ranges in the designator lists from current level up.
4394 * extend.texi: Update documentation for labeled elements.
4396 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
4398 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
4399 to function usage for arguments passed by reference. Optimize
4400 callee-copied arguments.
4401 * regmove.c (replace_in_call_usage): New function.
4402 (fixup_match_1): Call it.
4403 * cse.c (cse_insn): Canonicalize registers in function usage.
4404 * reload1.c (replace_pseudos_in_call_usage): New function.
4407 * Makefile.in: Reverted yesterday's wrong patch. Installed the
4410 2001-01-12 Jakub Jelinek <jakub@redhat.com>
4412 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
4415 2001-01-12 DJ Delorie <dj@redhat.com>
4417 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
4418 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
4421 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4423 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
4424 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
4425 -std options alongside references to -ansi. Update some
4426 documentation for C99.
4427 * cpp.1: Regenerate.
4429 2001-01-12 Andreas Jaeger <aj@suse.de>
4431 * haifa-sched.c (restore_line_notes): Remove argument block B
4433 * sched-ebb.c (schedule_ebb): Change caller.
4434 * sched-rgn.c (schedule_region): Likewise.
4435 * sched-int.h (restore_line_notes): Adjust prototype.
4437 * loop.h: Remove wrong declaration of doloop_condition_get.
4439 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4441 * extend.texi: Move C++-extension-related node from the C section
4442 into the C++ section.
4444 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
4446 * extend.texi: Refer to an array of pointers to functions instead
4447 of one of functions.
4449 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
4450 Jan Hubicka <jh@suse.cz>
4452 * combine.c (reversed_comparison): Fix typo in last patch.
4454 (combine_reversed_comparison_code): Make static to follow
4455 prototype declaration.
4457 2001-01-12 Phil Edwards <pme@sources.redhat.com>
4459 * install.texi: Remove misplaced duplicate entry.
4461 2001-01-11 Ulrich Drepper <drepper@redhat.com>
4463 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
4465 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
4467 * final.c: (leaf_function_p): Fix typo.
4469 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
4471 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
4472 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
4474 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
4475 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
4476 mmap_anon, and valloc is available.
4477 * ggc-page.c: Restructure ifdef logic to match new autoconf
4478 spec. Don't throw away the test page in init_ggc.
4480 * configure, config.in: Regenerate.
4482 2001-01-12 Michael Hayes <mhayes@redhat.com>
4484 * loop.h (total_biv_increment): Constify iv_class pointer.
4485 (struct induction): Replace `mem_mode' with `mem' rtx.
4486 * unroll.c (total_biv_increment): Constify iv_class pointer.
4487 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
4488 (find_mem_givs, combine_givs_p): Likewise.
4489 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
4491 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
4493 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
4495 (__gthread_getspecific): Ditto.
4497 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
4499 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
4500 put_condition_code): Convert fp comparison codes to integer
4502 (ix86_expand_fp_compare): Postnote the fp comparison code converison
4505 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
4506 * i386-protos.h (no_comparison_operator): Kill.
4508 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
4510 * combine.c (REVERSIBLE_CC_MODE): Remove.
4511 (reversible_comparison_p): Remove.
4512 (combine_reversed_comparison_code): New.
4513 (reversed_comparison): New.
4514 (combine_simplify_rtx): Use
4515 combine_reversed_comparison_code/reversed_comparison instead
4516 of reversible_comparison_p.
4517 (simplify_if_then_else): Likewise.
4518 (simplify_set): Likewise.
4519 (simplify_logical): Likewise.
4520 (if_then_else_cond): Likewise.
4521 (known_cond): Likewise.
4522 (simplify_comparison): Likewise.
4524 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
4526 * builtins.c (std_expand_builtin_va_start): Handle varargs when
4527 sizeof (int) is larger than sizeof(__word__).
4529 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4531 * cppinit.c (do_includes): Fix typo.
4533 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4535 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
4536 in S_REGS does not occur because not all sources are possible
4537 when a S_REGS is a destination (sometimes needs a clobber).
4538 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
4539 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
4540 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
4541 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
4542 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
4543 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
4544 (lshrdi_const1, lshrsi3_const16): Likewise.
4545 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
4546 (*movhi_68hc12, *movqi_68hc12): Likewise.
4547 (movstrictqi): Make sure reloading in D_REGS as a destination
4550 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4552 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
4554 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4556 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
4557 -D, -U and -A, and don't initialize the builtins.
4558 (do_includes): Error if -include or -imacros with -fpreprocessed.
4559 * cppmain.c (cb_define, cb_undef): Unconditionally process
4561 * tradcpp.c (main): Fix typo.
4563 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
4565 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
4566 (read_name_map): Use IS_ABSOLUTE_PATH.
4567 * tradcpp.c (get_filename): Likewise.
4569 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4571 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
4572 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
4573 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
4574 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
4575 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
4576 (cmphi_z_used): Don't use '@' for the output.
4577 (tstqi_z_used): Likewise.
4578 (cmpqi_z_used): Likewise.
4579 (one_cmplsi2): Likewise.
4581 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4583 * config/sh/sh.c (barrier_align): Recognize branch around far
4584 branch and redundant insn.
4586 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
4588 * invoke.texi: Restore documentation of the drivers' switches -MD
4591 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4593 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
4595 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
4596 check-objc//%): Support parallel testing of multilibs.
4597 (TESTSUITEDIR): Set to testsuite by default, but override for
4599 (check-gcc, check-g++, check-g77, check-objc): Enter
4602 2001-01-11 Bernd Schmidt <bernds@redhat.com>
4604 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
4605 * sched-deps.c (deps_may_trap_p): Likewise.
4606 * basic-block.h: Remove a comment.
4607 * flow.c (PROP_POSTRELOAD): Remove.
4608 (update_life_info): Don't add it to prop_flags.
4609 (mark_set_1): Lose the code that was enabled by it.
4611 2001-01-11 Michael Hayes <mhayes@redhat.com>
4613 * flow.c (flow_call_edges_add): New.
4614 * basic_block.h (flow_call_edges_add): New.
4616 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
4618 * reload1.c (move2add_note_store): Update reg_set_luid even if
4619 base reg remains the same.
4621 2001-01-10 Nick Clifton <nickc@redhat.com>
4623 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
4624 machine_function structure to zero.
4625 Add prototypes for machine_status functions.
4627 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4629 * c-common.h (CTI_VOID_LIST): Remove.
4630 (void_list_node): Likewise.
4631 * tree.h (TI_VOID_LIST_NODE): New enumeral.
4632 (void_list_node): New macro.
4633 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
4634 * config/i386/i386.c (ix86_init_builtins): Likewise.
4635 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
4637 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4639 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
4640 * cppinit.c (cpp_start_read): Update comment, remove unneeded
4642 * tradcpp.c: Include mkdeps.h.
4643 (deps, print_deps_phony_targets, deps_append, output_deps,
4644 init_dependency_output, output_deps): New.
4645 (deps_buffer, deps_allocated_size, deps_size, deps_column,
4646 deps_output): Delete.
4647 (print_deps_missing_files): Rename deps_missing_files.
4648 (inhibit_output): Make global.
4649 (main): Delete inhibit_output, deps_stream, deps_target.
4650 Use mkdeps functionality in the same way as cpplib. Remove
4651 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
4652 -M and -MM. Remove old handling of deps via deps_out, and
4653 old reading of environment variables.
4654 (get_filename): Update to use deps_add_dep.
4656 2001-01-10 Mark Mitchell <mark@codesourcery.com>
4658 * output.h (make_function_rtl): Remove prototype.
4659 (make_decl_rtl): Likewise.
4660 * varasm.c (make_function_rtl): Remove.
4661 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
4662 than from a third parameter.
4663 * tree.h (make_decl_rtl): Remove last parameter.
4664 * c-decl.c (builtin_function): Remove last argument in call to
4665 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
4666 (start_function): Likewise.
4667 * except.c (call_get_eh_context): Likewise.
4668 * expr.c (emit_block_move): Likewise.
4669 (clear_storage): Likewise.
4670 * profile.c (output_func_start_profiler): Likewise.
4671 * toplev.c (rest_of_decl_compilation): Likewise.
4672 * objc/objc-act.c (create_builtin_decl): Likewise.
4673 (synth_module_prologue): Likewise.
4674 (generate_static_reference): Likewise.
4675 (build_selector_reference_decl): Likewise.
4676 (build_class_reference_decl): Likewise.
4677 (build_objc_string_decl): Likewise.
4678 (build_protocol_reference): Likewise.
4680 2001-01-10 Richard Henderson <rth@redhat.com>
4682 * hwint.h: Revert yesterday's change.
4684 2001-01-10 Nick Clifton <nickc@redhat.com>
4686 * function.h (save_machine_status): Delete.
4687 (restore_machine_status): Delete.
4688 Amend comment describing {init|mark|free}_machine_status.
4690 * function.c (save_machine_status): Delete.
4691 (restore_machine_status): Delete.
4692 Amend comment describing {init|mark|free}_machine_status.
4693 (push_function_context_to): Remove invocation of
4694 save_machine_status.
4695 (pop_function_context_from): Remove invocation of
4696 restore_machine_status.
4698 * emit-rtl.c (init_emit_once): Amend comment describing
4699 {init|mark|free}_machine_status.
4701 * tm.texi (Per-Function Data): New node. Describe the
4702 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
4705 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4707 * cppinit.c (OPT_g): Remove.
4708 (cpp_handle_option): Update for removed -g3.
4709 (print_help): Update.
4710 * cpplib.h (struct cpp_options): Remove debug_output.
4711 * cppmain.c (setup_callbacks, cb_define): Update.
4712 * gcc.c (cpp_options): Translate -g3 to -dD.
4714 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
4716 * config/i960/i960.md: Change modifier to + on the zero_extract
4717 pattern after the (rotate -2 reg) canonicalization pattern.
4719 2001-01-10 Richard Henderson <rth@redhat.com>
4721 * config/alpha/alpha.c (alpha_free_machine_status): New.
4722 (override_options): Install it.
4723 (alpha_mark_machine_status): Verify machine non-null.
4724 * config/i386/i386.c (ix86_free_machine_status): New.
4725 (override_options): Install it.
4726 (ix86_init_machine_status): Use xcalloc.
4727 (ix86_mark_machine_status): Verify machine non-null.
4728 * config/ia64/ia64.c (ia64_free_machine_status): New.
4729 (ia64_override_options): Install it.
4730 (ia64_mark_machine_status): Verify machine non-null.
4732 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
4734 * function.c (instantiate_virtual_regs): Instantiate virtual
4735 registers found in CALL_INSN_FUNCTION_USAGE.
4737 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4739 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
4740 equivalent to -ansi in disabling -Di386.
4742 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
4744 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
4746 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
4748 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
4750 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
4752 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4754 * invoke.texi: Document that -fcond-mismatch isn't supported for
4757 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
4759 * gcc.texi: Define macro gcctabopt.
4760 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
4761 @command, @env and @option in some places where appropriate. Use
4762 @gcctabopt where appropriate. Put URLs and email addresses inside
4765 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
4767 * gcc.c (cpp_options): Set MD file name from output
4768 filename, if specified.
4769 (suffix_subst): New static variable.
4770 (do_spec): Clear it.
4771 (do_spec_1, case '.'): Handle new `%.suffix' spec.
4773 (give_switch): Handle suffix_subst.
4775 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4777 * invoke.texi: Fix another typo.
4779 2001-01-10 Phil Edwards <pme@sources.redhat.com>
4781 * invoke.texi: Fix typo.
4783 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
4785 * c-lang.c (lang_hooks): Update.
4786 (lang_decode_option): Remove.
4787 (lang_init_options): Rename c_init_options.
4788 * toplev.c (main): Use lang_hooks for lang_init_options
4789 and lang_decode_option.
4790 * toplev.h (lang_hooks): Add 2 new hooks.
4791 * tree.h: Remove lang_init_options and lang_decode_option.
4792 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
4793 * cp/decl2.c: Similarly.
4794 * cp/lex.c (lang_init_options): Rename cxx_init_options.
4795 (lang_hooks): Update.
4796 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
4798 (lang_init_options): Rename ffe_init_options.
4799 (lang_hooks): Update.
4800 (lang_decode_option): Remove.
4801 * java/lang.c (lang_init_options): Rename java_init_options.
4802 (lang_decode_option): Rename java_decode_option.
4803 (lang_hooks): Update.
4804 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
4805 (lang_decode_option): Rename objc_decode_option.
4806 (lang_hooks): Update.
4808 2001-01-09 Nick Clifton <nickc@redhat.com>
4810 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
4811 (d30v_return_addr_rtx): Delete.
4812 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
4813 cfun->machine structure.
4814 (struct machine_function): Move to d30v.h
4815 (d30v_save_machine_status): Delete.
4816 (d30v_restore_machine_status): Delete.
4817 (d30v_init_machine_status): New Function.
4818 (d30v_mark_machine_status): New Function.
4819 (d30v_free_machine_status): New Function.
4820 (d30v_init_expanders): Use new functions.
4821 (d30v_return_addr): Use ra_rtx field in cfun->machine.
4822 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
4823 d30v_return_addr_rtx.
4825 * config/d30v/d30v.h (struct_machine): Move here.
4826 Add eh_epilogue_sp_ofs field.
4828 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
4829 field in cfun->machine structure.
4831 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
4833 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
4834 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
4835 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4837 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
4839 * objc/lang-options.h: Remove bogus reference to
4842 2001-01-09 Kazu Hirata <kazu@hxi.com>
4844 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
4847 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
4849 * reload.c (find_reloads_address): Check for eliminable registers
4850 when substituting a constant expression for a pseudo.
4852 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
4854 * c-common.c (enum format_type): Add format_type_error.
4855 (decode_format_type): New function.
4856 (decl_attributes): Use it.
4857 (format_kind_info): Adjust comment.
4859 2001-01-09 David O'Brien <obrien@BSDi.com>
4861 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
4862 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
4864 * config/i386/gnu.h: Don't include required platform specific .h files,
4865 tm.h will do it instead.
4866 * config/i386/i386elf.h: Likewise.
4867 * config/i386/linux.h: Likewise.
4868 * config/i386/moss.h: Likewise.
4869 * config/mips/gnu.h: Likewise.
4871 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4873 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
4874 (rs6000-ibm-aix3.[01]*): Likewise.
4875 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
4876 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
4877 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
4878 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
4879 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
4880 (powerpc-*-eabiaix*): Likewise.
4881 (powerpc-*-eabisim*): Likewise.
4882 (powerpc-*-elf*): Likewise.
4883 (powerpc-*-eabi*): Likewise.
4884 (powerpc-*-rtems*): Likewise.
4885 (powerpc-*-linux*libc1): Likewise.
4886 (powerpc-*-linux*): Likewise.
4887 (powerpc-wrs-vxworks*): Likewise.
4888 (powerpcle-wrs-vxworks*): Likewise.
4889 (powerpcle-*-sysv*): Likewise.
4890 (powerpcle-*-elf*): Likewise.
4891 (powerpcle-*-eabisim*): Likewise.
4892 (powerpcle-*-eabi*): Likewise.
4893 (powerpcle-*-solaris2*): Likewise.
4894 * config/rs6000/aix31.h: Delete includes.
4895 * config/rs6000/aix3newas.h: Likewise.
4896 * config/rs6000/aix41.h: Likewise.
4897 * config/rs6000/aix43.h: Likewise.
4898 * config/rs6000/beos.h: Likewise.
4899 * config/rs6000/rtems.h: Likewise.
4900 * config/rs6000/sysv4.h: Likewise.
4902 2001-01-09 Kazu Hirata <kazu@hxi.com>
4904 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
4905 Change an argument mode of machine_mode to shift_mode of
4906 shift_mode. Remove an extra error check.
4907 (emit_a_shift): Adopt to the new calling prototype of
4909 (function_prologue): Fix code for a monitor
4910 function. Support H8/S.
4911 (function_epilogue): Do not output pop for a monitor function.
4913 2001-01-09 Nick Clifton <nickc@redhat.com>
4915 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
4916 (setup_incoming_varargs): Use sysv_varargs_p field of the
4917 cfun->machine structure.
4918 (struct machine_function): Move to rs6000.h
4919 (rs6000_save_machine_status): Delete.
4920 (rs6000_restore_machine_status): Delete.
4921 (rs6000_init_machine_status): New Function.
4922 (rs6000_free_machine_status): New Function.
4923 (rs6000_init_expanders): Use new functions.
4925 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
4927 (struct machine_function): Move here.
4929 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
4930 sysv_varargs_p field of the cfun->machine structure.
4932 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
4934 (rs6000_restore_machine_status): Remove prototype.
4936 2001-01-09 Richard Henderson <rth@redhat.com>
4938 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
4939 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
4940 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
4941 (sched_analyze_2, sched_analyze_insn): Likewise.
4942 (sched_analyze, init_deps): Likewise.
4943 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
4944 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
4945 (compute_block_backward_dependences): Update propagate_deps call.
4947 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
4949 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
4951 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4953 * cppinit.c (OPT_MD, OPT_MMD): Restore.
4954 (cpp_handle_option): Handle them.
4955 (cpp_post_options): Ensure one of -M or -MM is specified with
4956 any other -M? option.
4957 (init_dependency_output): Suppress output with -MG.
4959 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4962 * invoke.texi: Update.
4964 2001-01-09 Bernd Schmidt <bernds@redhat.com>
4966 * sh.md (reload_outsf): Generate recognizable patterns for
4969 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
4971 * c-lang.c (lang_hooks): Update.
4972 (lang_init): Rename c_init.
4973 (lang_finish): Remove.
4974 * toplev.c (compile_file): Use lang_hooks for lang_init ()
4976 * toplev.h (lang_hooks): Add init () and finish ().
4977 * tree.h (lang_init, lang_finish): Remove.
4978 * cp/tree.h (lang_init, lang_finish): Remove.
4979 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
4980 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
4982 (lang_init, lang_finish): Remove.
4983 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
4984 (lang_hooks): Update.
4985 * java/lang.c (lang_init): Rename java_init.
4986 (lang_finish): Remove.
4987 (lang_hooks): Update.
4988 * objc/objc-act.c (lang_init): Rename objc_init.
4989 (lang_finish): Remove.
4990 (lang_hoooks): Update.
4992 20001-01-09 Graham Stott <grahams@redhat.com>
4994 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
4995 after `ptr` is initialised.
4997 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4999 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
5000 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
5001 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
5002 stack adjusts, instead of r3.
5004 2001-01-09 Michael Hayes <mhayes@redhat.com>
5006 * flow.c (flow_loop_scan): Break out of ...
5007 (flow_loops_find) ... here.
5008 * basic-block.h (flow_loop_scan): New.
5009 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
5010 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
5012 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5014 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
5016 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
5017 realloc()ing macro_buffer.
5019 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
5020 if it's wider than long and the target's long is wider than the
5023 2001-01-09 Mark Mitchell <mark@codesourcery.com>
5025 Remove support for using UWIN as a host machine.
5026 * configure.in: Issue an error message.
5027 * configure: Regenerated.
5028 * config.gcc: Remove xm_* UWIN configury.
5029 * config/i386/xm-uwin.h: Remove.
5031 2001-01-08 Nick Clifton <nickc@redhat.com>
5033 * config/v850/v850.c (ra_rtx): Delete.
5034 (v850_save_machine_status): Delete.
5035 (v850_restore_machine_status): Delete.
5036 (v850_init_machine_status): New function.
5037 (v850_mark_machine_status): New function.
5038 (v850_free_machine_status): New function.
5039 (v850_return_addr): Use ra_rtx field in machine structure.
5040 (v850_init_expanders): Use new functions.
5042 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
5043 * config/v850/v850.c: Change arguments to v850_output+* functions
5044 to take a const char *, to avoid compile time warning.
5045 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
5046 (USER_LABEL_PREFIX): Redefine.
5048 2000-01-08 Jim Wilson <wilson@redhat.com>
5050 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
5051 1 to unsigned HOST_WIDE_INT before left shift.
5053 2001-01-08 Nick Clifton <nickc@redhat.com>
5055 * config/arm/arm.c (arm_mark_machine_status): Check to see if
5056 the machine structure has been allocated.
5057 (arm_free_machine_status): New function: Free the machine
5058 specific function structure.
5060 2001-01-08 Richard Henderson <rth@redhat.com>
5062 * jump.c (simplejump_p): Revert last change.
5064 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
5066 * cppinit.c (init): Rename init_library.
5067 (cpp_create_reader): Update.
5068 * gcc.c (cpp_options): If -o given, use it as the target of
5071 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5073 * arm.c (arm_arch5e): New variable.
5074 (all_cores): XScale is a 5TE device.
5075 (arm_override_options): Set arm_arch5e.
5076 (arm_init_builtins): __builtin_prefetch is in arch5e.
5077 * arm.h (arm_arch5e): Declare it.
5079 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
5081 * arm.md (define_constants): Add defines for UNSPEC and
5082 UNSPEC_VOLATILE insns. Update all users.
5083 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
5084 * arm.c (multi_register_push, note_invalid_constants)
5085 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
5086 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
5087 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
5089 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
5091 * jump.c (jump_optimize_1): Use reversed_comparison_code
5092 instead of can_reverse_comparison_p.
5093 (jump_back_p): Likewise.
5094 (invert_exp_1): Likewise.
5095 (thread_jumps): Likewise.
5096 * simplify-rtx.c (simplify_unary_operation): Likewise.
5097 (simplify_ternary_operation): Likewise.
5098 * cse.c (find_comparison_args): Convert to use
5099 can_reverse_comparison_p.
5100 (record_jump_equiv): Likewise.
5102 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
5104 * arm.h (HARD_REGNO_RENAME_OK): Delete.
5105 (EPILOGUE_USES): Define.
5106 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
5107 automatically stack the LR if it isn't live.
5109 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
5111 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
5114 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
5116 * ggc-page.c (max_alignment): New structure.
5117 (MAX_ALIGNMENT): New macro.
5118 (init_ggc): Use it to round up the sizes in the
5119 extra_order_size_table.
5121 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5123 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
5126 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5128 * builtins.def (BUILT_IN_FPRINTF): New entry.
5130 * c-common.c (c_expand_builtin_fprintf): New function.
5131 (init_function_format_info): Handle __builtin_fprintf.
5132 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
5133 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
5135 * c-decl.c (duplicate_decls): Adjust comment.
5137 * extend.texi (fprintf): Document new builtin.
5139 2001-01-07 Richard Henderson <rth@redhat.com>
5141 * jump.c (simplejump_p): Recognize any single_set jump
5144 2001-01-07 Richard Henderson <rth@redhat.com>
5146 * configure.in (slibdir): Accept an --with-slibdir option.
5147 Use "test" not "[" in configure. Default to $(libdir).
5149 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
5151 * config/t-aix43 (SHLIB_INSTALL): Likewise.
5152 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
5153 (SHLIB_LINK): Create links for the soname.
5154 * config/mips/t-iris6: Likewise.
5155 * config/sparc/t-slibgcc: Likewise.
5156 * config/sparc/t-slibgcc-sld: Likewise.
5158 2001-01-07 Jakub Jelinek <jakub@redhat.com>
5160 * config/i386/i386.c (constant_call_address_operand): Accept
5161 (const (plus (symbol_ref) (const_int))).
5162 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
5163 constant_call_address_operand.
5165 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5167 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
5168 and LONG_LONG_TYPE_SIZE > 32.
5170 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5172 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
5173 the previous change.
5175 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
5177 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
5179 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
5180 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
5181 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
5184 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5186 * fix-header.c (read_scan_file): s/pfile/scan_in/.
5188 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5190 * c-lang.c (c_post_options): Call cpp_post_options.
5191 * objc/objc-act.c (objc_post_options): Similarly.
5192 * cppmain.c (main): Similarly.
5193 * fix-header.c (read_scan_file): Similarly.
5194 * cppinit.c (cpp_start_read): Move option consistency checks
5195 to cpp_post_options. Don't call init_dependency_output.
5196 If needed, add default target and main file dependency.
5197 (OPT_MD, OPT_MMD): Remove.
5199 (cpp_handle_option): Update for OPT_* changes.
5200 (cpp_post_options): New.
5201 (init_dependency_output): Command line -MF overrides environment
5202 variables. Don't set default target etc. Suppress output
5203 if dependencies are going to stdout.
5204 (print_help): Update.
5205 * cpplib.h (cpp_post_options): New.
5206 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
5208 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
5210 * jump.c (comparison_dominates_p): Support unordered compares.
5212 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
5214 * simplify-rtx.c (simplify_relational_operation): Always simplify
5215 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
5218 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
5220 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
5221 (nonzero_bits): Likewise.
5222 (simplify_comparison): Likewise.
5223 (num_sign_bit_copies): Likewise; return more sane value depending
5224 on STORE_FLAG_VALUE.
5225 (known_cond): Do not assume EQ to be always true for equivalent
5228 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
5230 * cse.c (fold_rtx): Handle unordered comparisons.
5232 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
5234 * rtlanal.c (set_of_1): New static function.
5235 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
5236 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
5237 reg_set_last_last_regno): Remove.
5238 (set_of): New global function.
5239 (set_of_data): New structure.
5240 (reg_set_p, reg_set_last): Revamp for set_of.
5241 * rtl.h (set_of): New.
5243 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
5245 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
5246 * extend.texi: Document _Exit builtin.
5248 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5250 * (initialize, initialize_builtins,
5251 initialize_dependency_output, initialize_standard_includes):
5252 Rename s/initialize/init. Update.
5253 (init_dependency_output): Move to after
5254 cpp_handle_options, the correct location temporally at least.
5255 (opt_comp): Move next to init (), its caller. Fix prototype.
5256 (init): Make "initialized" local scope.
5257 (cpp_create_reader): Always call init ().
5258 (cpp_start_read): Update.
5259 (output_deps): New function, broken out of cpp_finish.
5260 (cpp_finish): Break out output_deps.
5262 2001-01-07 Richard Henderson <rth@redhat.com>
5264 * collect2.c (COFF specific stuff): Revert 12-06 patch
5265 to prototype system functions.
5267 2001-01-07 Michael Hayes <mhayes@redhat.com>
5269 * hard-reg-set.h: Add multiple include guard.
5270 * basic-block.h (struct loop): Add `sink' field.
5271 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
5272 (emit_iv_add_mult): Delete.
5273 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
5274 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
5275 (unroll_loop): Remove end_insert_before argument.
5276 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
5277 (maybe_eliminate_biv_1): Likewise.
5278 (emit_iv_add_mult): Delete.
5279 (gen_add_mult, loop_regs_update): New.
5280 (loop_insn_emit_after, loop_insn_emit_before): New.
5281 (loop_insn_sink, loop_insn_sink_or_swim): New.
5282 (emit_iv_add_mult): Delete.
5283 (scan_loop): Set loop->sink.
5284 (loop_givs_reduce): Use loop_insn_sink and its ilk.
5285 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
5286 (maybe_eliminate_biv_1): Likewise.
5287 (maybe_eliminate_biv_1): Add basic block argument.
5288 * unroll.c (unroll_loop): Remove end_insert_before argument.
5289 (find_splittable_regs): Likewise.
5290 (find_splittable_regs): Use loop_insn_sink and its ilk.
5291 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
5293 2001-01-07 Michael Hayes <mhayes@redhat.com>
5295 * loop.h (loop_insn_hoist): New prototype.
5296 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
5297 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
5298 (check_dbra_loop, load_mems): Likewise.
5299 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
5300 (find_splittable_givs): Likewise.
5302 2001-01-07 Michael Hayes <mhayes@redhat.com>
5304 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
5306 2001-01-07 Richard Henderson <rth@redhat.com>
5308 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
5310 2001-01-07 Richard Henderson <rth@redhat.com>
5312 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
5313 NO_SHARED_LIBGCC_MULTILIB as required for the target.
5314 * gcc.c (init_spec): Massage the existing libgcc_spec into a
5315 variant that handles a shared libgcc.
5316 (process_command): Always validate -{static,shared}-libgcc.
5317 (do_spec_1): New 'M' case.
5318 * invoke.text (Link Options): Document -{static,shared}-libgcc.
5320 2001-01-07 Richard Henderson <rth@redhat.com>
5322 * Makefile.in (slibdir): New variable.
5323 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
5324 (installdirs): Create slibdir.
5325 (install-libgcc, install-multilib): Defer to libgcc.mk.
5326 * configure.in (slibdir): Substitute.
5327 * mklibgcc.in (install): New target.
5329 * config/t-linux (SHLIB_LINK): Create links for the soname.
5330 (SHLIB_INSTALL): New.
5331 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
5332 * config/mips/t-iris6 (SHLIB_INSTALL): New.
5333 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
5334 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
5335 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
5337 2001-01-07 Richard Henderson <rth@redhat.com>
5339 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
5340 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
5341 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
5343 2001-01-07 Michael Hayes <mhayes@redhat.com>
5345 * loop.c (count_loop_regs_set): Delete.
5346 (load_mems_and_recount_loop_regs_set): Delete.
5347 (loop_regs_scan): Merge common code from count_loop_regs_set,
5348 scan_loop, and load_mems_and_recount_loop_regs_set.
5349 (scan_loop): Call load_mems directly and loop_regs_scan
5350 again if new registers created.
5352 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5354 * toplev.c (main): Call the front-end specific post_options
5355 hook if one is given.
5356 * toplev.h (struct_lang_hooks, lang_hooks): New.
5357 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
5358 for the C front end.
5359 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
5360 lang_hooks for the C++ front end.
5361 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
5362 lang_hooks for the ObjC front end.
5363 * f/com.c (lang_hooks): Hooks for the Fortran front end.
5364 * java/lang.c (lang_hooks): Hooks for the Java front end.
5366 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
5368 * c-lex.c (init_c_lex): Request #define / #undef callbacks
5369 for verbose DWARF[2] debugging.
5370 (cb_define, cb_undef): The new callbacks.
5371 * toplev.h (debug_define, debug_undef): Make const correct.
5372 * toplev.c (debug_define, debug_undef): Similarly. Do not
5373 perform the verbosity tests here anymore.
5375 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
5377 * reload.c (subst_reloads): Take INSN argument. When
5378 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
5379 * reload.h (subst_reloads): Adjust prototype.
5380 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
5381 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
5382 present in JUMP_INSNs and copy them to JUMP_LABEL.
5383 * flow.c (find_label_refs, find_basic_blocks_1): Skip
5384 JUMP_INSNs and insns with REG_LABELs that are followed by
5385 JUMP_INSNs with the same REG_LABEL.
5386 * sched-rgn.c (is_cfg_nonregular): Likewise.
5387 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
5389 * unroll.c (unroll_loop): Look for REG_LABEL notes in
5391 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
5393 2001-01-06 Richard Henderson <rth@redhat.com>
5395 * loop.c (scan_loop): Use xcalloc for the regs array.
5396 (load_mems_and_recount_loop_regs_set): Zero the new memory
5397 received from xrealloc.
5399 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
5401 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
5403 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
5405 * integrate.c (copy_rtx_and_substitute): When copying
5406 an ignored return value, strip REG_FUNCTION_VALUE_P.
5408 2001-01-06 Michael Hayes <mhayes@redhat.com>
5410 * loop.c (debug_biv, debug_giv): New.
5411 (loop_biv_dump): Break out from ...
5412 (record_biv): ... here.
5413 (loop_giv_dump): Break out from ...
5414 (record_giv): ... here.
5415 (loop_bivs_check): Use print_simple_rtl.
5416 * unroll.c (loop_iterations): Use print_simple_rtl.
5418 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5420 * pa.md (return, return_internal): Modify patterns to prevent regrename
5421 mucking with the return pointer.
5423 2001-01-05 Richard Henderson <rth@redhat.com>
5425 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
5427 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
5429 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
5430 version supplied by Matteo Frigo.
5432 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5434 * cpp.texi: Update for -MQ.
5435 * cppinit.c (cpp_create_reader): Always create pfile->deps.
5436 (cpp_cleanup): Always free pfile->deps.
5437 (initialize_dependency_output): Don't create pfile->deps.
5438 (cpp_handle_option): Similarly.
5440 * gcc.c (cpp_options): Handle -MQ.
5441 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5442 * mkdeps.c (base_name): Remove.
5443 (deps_init): Don't allocate vector space until it's needed.
5444 (deps_free): Only free vectors if allocated.
5445 (deps_add_target, deps_add_dep): Update for initial allocation.
5446 (deps_add_default_target): Don't strip to the base_name.
5448 2001-01-05 DJ Delorie <dj@redhat.com>
5450 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
5451 (INIT_EXPANDERS): Define.
5453 * config/v850/v850.c (struct machine_function): Define.
5454 (v850_save_machine_status): New function.
5455 (v850_restore_machine_status): New function.
5456 (v850_return_addr): New function.
5457 (v850_init_expanders): New function.
5459 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
5460 and v850_init_expanders.
5462 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5464 * cpplib.h (struct cpp_reader): Add help_only field.
5465 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
5466 (cpp_handle_option): Set pfile->help_only if we see -h,
5467 --help, -target-help, or --version. Print version string but
5468 do not set help_only if we see -v or -version. Make text
5469 printed by -v match that printed by (-)-version.
5471 * cppmain.c (main): Exit after option parsing if
5472 pfile->help_only is true.
5474 * toplev.c (independent_decode_option): Call print_version,
5475 then exit, if we see --version (but not -version).
5476 (print_version): Split lengthy message into two lines.
5478 2001-01-05 Nick Clifton <nickc@redhat.com>
5480 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
5481 temporary string for initialisation before calling ggc_alloc_string.
5483 2001-01-06 Michael Hayes <mhayes@redhat.com>
5485 * rtl.h (print_simple_rtl): New.
5486 * print-rtl.c (print_simple_rtl): New.
5488 (print_rtx): Disable printing of flags and modes, etc.,
5489 if `flag_simple` nonzero.
5491 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
5493 * function.c (fixup_var_refs): Use push_to_full_sequence where
5496 2001-01-05 Michael Meissner <meissner@redhat.com>
5498 * flags.h (flag_reorder_blocks): Add declaration.
5499 (flag_rename_block): Ditto.
5501 2001-01-05 DJ Delorie <dj@redhat.com>
5503 * function.c (reorder_blocks): Make sure the flags are all reset
5504 before using them to mark blocks, else a second invocation will
5505 corrupt the block chain.
5506 (reorder_blocks_0): New, resets the flags.
5508 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
5510 * cse.c (find_comparison_args): Stop if the argument is known to
5513 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5515 * config/sh/sh.md (movdf): When splitting load into pair of
5516 registers, don't clobber the register used in the address too
5519 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
5521 * varasm.c (mark_constant_pool): Improve initial comments.
5522 (mark_constants): Move marking of constants to mark_constant.
5523 (mark_constant): New function to recursively mark all constants
5524 referred to by a constant.
5526 2001-01-05 Catherine Moore <clm@redhat.com>
5528 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
5530 2001-01-05 Phil Edwards <pme@sources.redhat.com>
5532 * cp/lang-options.h: Bring comment in line with reality.
5533 * f/lang-options.h: Likewise.
5534 * java/lang-options.h: Likewise.
5535 * objc/lang-options.h: Likewise.
5536 * ch/lang-options.h: Likewise.
5537 * f/g77.texi: And update the manual.
5539 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
5540 Denis Chertykov <denisc@overta.ru>
5542 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
5543 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
5544 * config/avr/avr.md (all peepholes that request a scratch register):
5545 Call it, FAIL the peephole if not safe (in interrupt functions).
5547 2001-01-05 Mark Mitchell <mark@codesourcery.com>
5549 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
5551 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
5553 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
5555 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
5556 BUILT_IN_CREAL and BUILT_IN_CIMAG.
5557 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
5558 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
5559 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
5561 * extend.texi: Document these builtins.
5563 2001-01-05 Daniel Berlin <dberlin@redhat.com>
5565 * c-common.c (lang_get_alias_set): Say we know nothing of
5566 VECTOR_TYPE aliasing.
5568 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
5570 2001-01-05 Bruce Korb <bkorb@gnu.org>
5572 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
5573 their x* equivalent versions for atexit-less systems
5574 * fixinc/fixincl.c(main): do not return from main() on atexit-less
5575 systems (or any other system any more).
5577 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
5579 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
5580 output operands. Use arm_hard_register_operand for operand 4.
5581 (stmsi_postinc): Similarly.
5582 (ldmsi): Use arm_hard_register_operand for opernand 2.
5584 * arm.c (arm_hard_register_operand): New function.
5585 * arm-protos.h (arm_hard_register_operand): Prototype it.
5587 * arm.h (HARD_REGNO_RENAME_OK): Define.
5589 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
5591 * simplify-rtx.c (cfc_args): add "unordered" field.
5592 (check_fold_consts): Set unordered field.
5593 (simplify_relational_operation): Simplify the unordered
5596 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
5599 * emit-rtl.c (try_split): Fix code to mark labels.
5600 * jump.c (mark_jump_label): Make global.
5601 * rtl.h (mark_jump_label): Declare.
5603 * predict.c (estimate_probability): Handle unordred comparisons.
5605 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
5607 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
5608 * cppinit.c (initialize_dependency_output): Update.
5609 (cpp_finish): Output dummy targets for -MP.
5611 (cpp_handle_option): Handle -MP. Don't quote -MT options.
5612 * cpplib.h (struct cpp_options): Add deps_phony_targets.
5613 * gcc.c (cpp_options): Update to handle -MP.
5614 * mkdeps.c (deps_add_target, deps_add_default_target): Update
5615 to quote only the default target.
5616 (deps_phony_targets): Insert a preceding newline. Rename from
5617 deps_dummy_targets for consistency.
5620 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5622 * calls.c (emit_library_call_value_1): Support
5623 INIT_CUMULATIVE_LIBCALL_ARGS.
5624 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
5626 2001-01-04 Richard Henderson <rth@redhat.com>
5628 * c-decl.c (finish_struct): Detect flexible array members
5629 used in an inappropriate context.
5630 * c-typeck.c (really_start_incremental_init): Special case
5631 constructor_max_index for zero length arrays.
5632 (pop_init_level): Allow initialization of flexible array
5633 members. Deprecate initialization of zero length arrays.
5634 Don't issue missing initializer warning for flexible array
5635 members or zero length arrays.
5636 (process_init_element): Don't dereference null DECL_SIZE.
5637 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
5638 Don't abort for empty constructors. Use size_binop
5639 (output_constructor): Add commentary regarding zero length
5640 array futures. Abort if we try to initialize an array of
5641 unspecified length with a non-empty constructor in the middle
5644 * extend.texi (Zero Length): Update and clarify documentation
5645 on static initialization.
5647 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5649 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
5650 with more than 32767 words of local storage.
5652 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5654 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
5655 for 'abs', 'labs', and 'fabs'.
5656 (c4x_expand_builtin): Likewise.
5657 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
5659 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5661 * config/sh/sh.md (prget, prset): New insn types.
5662 (return delay slot): Dont' allow prset.
5663 (call, sfunc delay slot): Don't allow prget.
5664 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
5665 for prset and prget.
5667 2001-01-05 Michael Hayes <mhayes@redhat.com>
5669 * loop.h (struct loop_reg): New.
5670 (struct loop_regs): Change to use array of `struct loop_reg'.
5671 * loop.c: Replace assortment of varrays with single regs array.
5672 (count_one_set): Delete may_not_move array argument
5673 and use regs array instead. All caller's changed.
5674 (count_loop_regs_set): Delete may_not_move and single_usage
5675 arguments and use regs array instead. All caller's changed.
5676 (find_single_use_in_loop): Replace usage array argument with pointer
5677 to regs structure. All caller's changed.
5678 (loop_optimize): Delete `moved_once' array.
5680 2001-01-05 Michael Hayes <mhayes@redhat.com>
5682 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
5683 Use it instead of loop_info->has_call for scanning loop mems.
5684 (check_dbra_loop): Replace loop_info->has_call test with
5685 loop_info->has_nonconst_call.
5687 2000-01-04 Matthew Hiller <hiller@redhat.com>
5689 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
5692 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5694 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
5695 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
5697 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
5699 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
5700 (flag_short_double, flag_short_wchar): Define.
5701 (c_common_nodes_and_builtins): Create many tree nodes shared
5702 between C and C++ here instead of in cp/decl.c and ...
5703 * c-decl.c (init_decl_processing): ... here.
5704 (SIZE_TYPE, WCHAR_TYPE): Don't define.
5705 (flag_short_double, flag_short_wchar): Don't define.
5706 (record_builtin_type): New function.
5707 (build_void_list_node): New function.
5708 * c-common.h (flag_short_double, flag_short_wchar,
5709 record_builtin_type, build_void_list_node): Declare.
5711 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
5713 * integrate.c (expand_inline_function): Don't put a virtual
5714 register into the reg map.
5716 * function.c (fixup_var_refs_1): If force_operand didn't put
5717 the address into the target, move it there.
5719 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5721 Special-case tree_decl/tree_list allocations.
5722 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
5723 (OBJECT_SIZE): New macro.
5724 (NUM_EXTRA_ORDER): Likewise.
5725 (extra_order_size_table): New variable.
5726 (NUM_ORDERS): New macro.
5727 (objects_per_page_table): New variable.
5728 (object_size_table): New variable.
5729 (G.pages): Use NUM_ORDERS to bound the array.
5730 (G.page_tails): Likewise.
5731 (DIV_ROUND_UP): Remove.
5732 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
5733 (alloc_page): Use OBJECT_SIZE.
5734 (size_lookup): Don't make it const.
5735 (ggc_alloc): Use OBJECT_SIZE.
5736 (ggc_set_mark): Likewise.
5737 (ggc_get_size): Likewise.
5738 (init_ggc): Set up the object_size_table, objects_per_page_table,
5739 and adjust size_lookup.
5740 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
5741 (ggc_pop_context): Use NUM_ORDERS.
5742 (clear_marks): Likewise.
5743 (sweep_pages): Likewise.
5744 (poison_pages): Likewise.
5745 (ggc_print_statistics): Use OBJECT_SIZE.
5747 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5749 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
5750 Only call array_size_for_constructor if last field and array type
5751 with no upper bound.
5753 2001-01-04 Philip Blundell <philb@gnu.org>
5755 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
5756 from bit 31 downwards, if this requires no more insns.
5757 (count_insns_for_constant): New helper function for above.
5759 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
5761 * gencodes.c (output_predicate_decls): Remove empty initializer.
5763 2001-01-04 Mark Mitchell <mark@codesourcery.com>
5765 * tree.c (copy_node): Remove documentation about obstacks.
5766 (buidl1): Check that nobody tries to build 2-argument nodes this
5769 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
5774 * gencodes.c (output_predicate_decls): Fill empty initializer
5777 2001-01-04 Jakub Jelinek <jakub@redhat.com>
5779 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
5780 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
5782 (do_include): Handle missing headers like cpp0.
5783 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
5784 paths with first include pathname. Don't strcat to uninitialized
5787 2001-01-04 Bernd Schmidt <bernds@redhat.com>
5789 * regrename.c (regrename_optimize): Don't rename from frame pointer
5790 if frame_pointer_needed.
5791 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
5792 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
5793 (ia64_reorg): Use it instead of scheduling if ! optimize.
5794 (errata_emit_nops): Properly call asm_noperands.
5795 (ia64_sched_reorder): Finish cycle if we see an asm.
5796 (ia64_variable_issue): Clear scheduling state after asms.
5798 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
5800 * cpp.texi: Update for -MT.
5801 * cppinit.c (initialize_dependency_output): Add a default
5802 target if none has been given already.
5803 (no_tgt, OPT_MT): New.
5804 (cpp_handle_option): Handle -MT. Update -M etc.
5805 * cpplib.h (struct cpp_options): Remove deps_target.
5806 * gcc.c (cpp_options): Handle -MT.
5807 * mkdeps.c (struct deps): Move from mkdeps.h.
5808 (deps_calc_target): Rename deps_add_default_target. Add a
5809 default target if none has been specified already.
5810 * mkdeps.h (struct deps): Move to mkdeps.c.
5811 (deps_calc_target): Rename deps_add_default_target.
5813 2000-01-03 Richard Henderson <rth@redhat.com>
5815 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
5817 * c-typeck.c (push_init_level): Move checks for flexible array
5818 members and zero length arrays ...
5819 (pop_init_level): ... here. Silently discard empty initializations.
5821 * varasm.c (output_constructor): Update for sizeof change to
5824 * extend.texi (Zero Length): Clarify semantics.
5826 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5828 * configure.in (tm.h): Include isns-codes.h last.
5829 * configure: Rebuilt.
5831 2001-01-03 Richard Henderson <rth@redhat.com>
5833 * config/alpha/alpha.md (addvsi3, addvdi3): New.
5834 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
5836 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5838 * tradcpp.c (main): Make sure finclude() is called with a valid
5839 indepth value while handling -include.
5841 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5843 * gencodes.c (output_predicate_decls): New function.
5845 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
5846 even if it is not the first time machmode.h is #included.
5847 * config/sh/sh.c (fpul_operand): Declare MODE argument.
5848 * tm.texi (PREDICATE_CODES): Document predicate declarations.
5849 * gcc.texi (Copyright): Added 2001.
5851 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5853 * c-common.c (c_common_lang_init): New function. Warn if format
5854 warning options which only have effects when used with -Wformat
5855 are used without -Wformat.
5856 * c-common.h (c_common_lang_init): Declare.
5857 * c-lang.c (lang_init): Call c_common_lang_init.
5858 * objc/objc-act.c (lang_init): Call c_common_lang_init.
5860 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * configure.in: Check for the mktemp command.
5863 * configure: Regenerate.
5864 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
5865 $TEMP. Create temporary files with mktemp, if available at
5866 configure time; otherwise use set -C. Remove temporary files
5869 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
5871 * configure.in: Require at least texinfo 4.0. Check for whether
5872 Pod::Man is sufficiently recent to regenerate GCC manpages.
5873 * configure: Regenerate.
5874 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
5876 (GENERATED_MANPAGES): Define.
5877 (generated-manpages): New target. Depend on cpp.1 as well as
5879 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
5880 configure to generated-manpages or empty) rather than on the
5881 manpages directly. Remove execute permission from installed
5882 gcov.1 as well as cpp.1.
5883 * cpp.1, gcov.1: Regenerate.
5885 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * builtins.c (expand_builtin_strncmp): Use host_integerp and
5888 tree_low_cst. Allow using cmpstrsi in more cases.
5890 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5892 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
5895 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
5897 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
5898 * Makefile.in (HOST_CFLAGS): Mention build-make.
5900 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5902 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
5905 2001-01-01 Bernd Schmidt <bernds@redhat.com>
5907 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
5910 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
5913 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
5914 reg_base_value and reg_known_value arrays.
5915 (init_alias_analysis): Add more cases to detect known values.
5916 * sched-deps.c (deps_may_trap_p): New function.
5917 (sched_analyze_2): Use it.
5919 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5921 * combine.c (simplify_shift_const): Even if we're sign-extracting,
5922 don't discard an ASHIFTRT if we're shifting in a wider mode.
5924 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5926 * toplev.c (rest_of_compilation): Don't print basic block information
5927 when CFG isn't up to date.
5929 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
5931 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
5932 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
5933 (UNALIGNED_SHORT_ASM_OP): Define.
5934 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
5936 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5938 * fold-const.c (fold_convert): Fix typo.
5940 2001-01-02 Richard Henderson <rth@redhat.com>
5942 * c-common.h (ASM_INPUT_P): New.
5943 * c-parse.in (asm): Set it when needed.
5944 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
5945 existance of an operand.
5947 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
5949 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
5950 (dwarf2out_frame_debug_expr): Likewise.
5951 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
5953 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
5955 * i386.c (ix86_split_to_parts): Return number of part required;
5957 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
5959 (ix86_split_long_move): Use number of part returned
5960 by ix86_split_to_parts
5961 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
5963 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
5964 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
5965 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
5966 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
5967 (ALIGN_MODE_128): Add TFmode.
5968 (IS_STACK_MODE): Likewise.
5969 (HARD_REGNO_NREGS): TFmode needs 3 registers.
5970 (HARD_REGNO_OK): Support TFmodes.
5971 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
5972 * i386.md (scheduler definitions): Use memory operand to determine
5973 fst/fld instructions; use mode attribute to determine real mode of
5975 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
5976 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
5978 2001-01-02 Mark Mitchell <mark@codesourcery.com>
5980 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
5982 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5984 * expr.c (store_constructor_field): Update ALIGN before calling
5987 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5989 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
5992 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
5994 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
5997 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
5999 * c-decl.c (start_function): Don't warn on third parameter to main.
6001 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6003 * tsystem.h: Define HAVE_DECL_GETOPT.
6005 2001-01-02 Philip Blundell <pb@futuretv.com>
6007 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
6010 2001-01-02 Richard Henderson <rth@redhat.com>
6012 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
6014 2001-01-02 Andreas Jaeger <aj@suse.de>
6016 * c-decl.c (c_decode_option): Remove support of
6019 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
6020 (W_options): Add -Wmissing-noreturn here.
6022 * flow.c: Define lang_missing_noreturn_ok_p.
6023 (check_function_return_warnings): Use it.
6025 * c-common.h: Declare lang_missing_noreturn_ok_p.
6027 * c-lang.c (c_missing_noreturn_ok_p): New function.
6028 (lang_init): Set lang_missing_noreturn_ok_p.
6030 * invoke.texi (Warning Options): Document this.
6032 2000-12-27 Phil Edwards <pme@sources.redhat.com>
6034 * extend.texi (C++ Extensions): New node for C++ attributes;
6035 describe init_priority and com_interface.
6036 * invoke.texi: Remove -finit-priority as it now has zero effect.
6037 * install.texi: Fix xref syntax.
6038 * md.texi: Likewise.
6040 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6042 * config.gcc (sparc64-wrs-vxworks*): New case.
6043 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
6045 * config/sparc/sparc.c (sparc_override_options): Do support different
6046 pointer and architecture size.
6047 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
6048 (POINTERS_EXTEND_UNSIGNED): Define.
6049 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
6050 (FUNCTION_MODE): Define to be Pmode.
6051 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
6053 * function.c (expand_function_end): Properly handle DECL_RESULT
6054 and copy when ptr_mode != Pmode.
6055 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
6057 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6059 * c-common.c (c_common_nodes_and_builtins): Set prototype
6060 parameters for __builtin_fputs, __builtin_fputc and
6061 __builtin_fwrite. Don't declare plain fputc as a builtin.
6063 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6065 * loop.c (add_label_notes): Increment the label usage count when
6066 a note is added to an insn which refers to a CODE_LABEL.
6067 * gcse.c (add_label_notes): Likewise.
6069 2001-01-01 Andreas Jaeger <aj@suse.de>
6071 * loop.c (scan_loop): Use xmalloc to allocate movables.
6073 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6075 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
6076 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
6077 * reload1.c (REGISTER_MOVE_COST): Likewise.
6078 * regclass.c (REGISTER_MOVE_COST): Likewise.
6079 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
6080 dimension. Adjust all users.
6081 (init_reg_sets_1): Iterate on all modes.
6082 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
6083 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
6084 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
6085 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
6086 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
6087 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
6088 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
6089 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
6090 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
6091 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
6092 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
6093 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
6094 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
6095 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
6096 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
6097 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
6098 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
6099 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
6100 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
6101 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
6102 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
6103 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
6104 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
6105 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
6106 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
6107 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
6108 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
6110 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6112 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
6113 arg VARIES_P. Call it with extra arg.
6114 (true_dependence): Likewise.
6115 * rtl.h (rtx_addr_can_trap_p): Declare.
6116 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
6118 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
6119 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
6120 pic offset table register if it's zero. All callers changed.
6121 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
6123 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6125 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
6126 STRING_POOL_ADDRESS_P.
6128 * config/sparc/sparc.c (input_operand): Properly test for short op.
6130 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
6131 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
6132 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
6133 * config/sparc/elf.h: No longer include sol2.h.
6134 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
6135 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
6137 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
6139 2001-01-01 Michael Hayes <mhayes@redhat.com>
6141 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
6142 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
6143 (record_initial): Likewise.
6144 * unroll.c (copy_loop_body, loop_iterations): Likewise.
6145 (remap_split_bivs): Likewise.
6147 2001-01-01 Michael Hayes <mhayes@redhat.com>
6149 * loop.c (loop_ivs_free): New function.
6150 (strength_reduce): Break out from...
6152 2001-01-01 Michael Hayes <mhayes@redhat.com>
6154 * loop.h (struct iv): New.
6155 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
6156 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
6157 'reg_biv_class' fields with 'regs' and 'n_regs'.
6158 (struct ivs): Rename 'loop_iv_list' field to 'list'.
6159 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
6160 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
6162 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
6164 * resource.c (mark_referenced_resources): Abort() before
6165 attempting to mark a pseudo register.
6166 (mark_set_resources): Likewise.
6168 2001-01-01 Michael Hayes <mhayes@redhat.com>
6170 * loop.h (REG_IV_CLASS): New accessor macro.
6171 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
6172 * unroll.c (REG_IV_CLASS): Likewise.
6174 See ChangeLog.4 for earlier changes.